From cb9cadad578297ffd78fa8a33670bdf1ab669e7e Mon Sep 17 00:00:00 2001 From: Ed Warnicke Date: Tue, 8 Dec 2015 15:45:58 -0700 Subject: Initial commit of vpp code. Change-Id: Ib246f1fbfce93274020ee93ce461e3d8bd8b9f17 Signed-off-by: Ed Warnicke --- vlib/.gitignore | 1 + vlib/Makefile.am | 100 + vlib/Makefile.in | 1013 ++++ vlib/aclocal.m4 | 9751 +++++++++++++++++++++++++++++++ vlib/compile | 347 ++ vlib/config.guess | 1558 +++++ vlib/config.sub | 1791 ++++++ vlib/configure | 13650 +++++++++++++++++++++++++++++++++++++++++++ vlib/configure.ac | 26 + vlib/depcomp | 791 +++ vlib/example/main_stub.c | 385 ++ vlib/example/mc_test.c | 370 ++ vlib/example/plex_test.c | 490 ++ vlib/install-sh | 527 ++ vlib/ltmain.sh | 9661 ++++++++++++++++++++++++++++++ vlib/missing | 215 + vlib/vlib/buffer.c | 1435 +++++ vlib/vlib/buffer.h | 376 ++ vlib/vlib/buffer_funcs.h | 602 ++ vlib/vlib/buffer_node.h | 197 + vlib/vlib/cli.c | 1015 ++++ vlib/vlib/cli.h | 187 + vlib/vlib/cli_funcs.h | 50 + vlib/vlib/counter.c | 113 + vlib/vlib/counter.h | 336 ++ vlib/vlib/defs.h | 70 + vlib/vlib/dpdk_buffer.c | 1206 ++++ vlib/vlib/error.c | 271 + vlib/vlib/error.h | 89 + vlib/vlib/error_funcs.h | 80 + vlib/vlib/format.c | 171 + vlib/vlib/format_funcs.h | 67 + vlib/vlib/global_funcs.h | 37 + vlib/vlib/init.c | 158 + vlib/vlib/init.h | 222 + vlib/vlib/lex.c | 251 + vlib/vlib/lex.h | 130 + vlib/vlib/main.c | 1559 +++++ vlib/vlib/main.h | 315 + vlib/vlib/mc.c | 2354 ++++++++ vlib/vlib/mc.h | 674 +++ vlib/vlib/node.c | 566 ++ vlib/vlib/node.h | 621 ++ vlib/vlib/node_cli.c | 441 ++ vlib/vlib/node_format.c | 169 + vlib/vlib/node_funcs.h | 979 ++++ vlib/vlib/parse.c | 980 ++++ vlib/vlib/parse.h | 171 + vlib/vlib/parse_builtin.c | 132 + vlib/vlib/physmem.h | 93 + vlib/vlib/threads.c | 1166 ++++ vlib/vlib/threads.h | 333 ++ vlib/vlib/trace.c | 294 + vlib/vlib/trace.h | 75 + vlib/vlib/trace_funcs.h | 167 + vlib/vlib/unix/cj.c | 218 + vlib/vlib/unix/cj.h | 68 + vlib/vlib/unix/cli.c | 900 +++ vlib/vlib/unix/input.c | 244 + vlib/vlib/unix/main.c | 471 ++ vlib/vlib/unix/mc_socket.c | 972 +++ vlib/vlib/unix/mc_socket.h | 126 + vlib/vlib/unix/pci.c | 577 ++ vlib/vlib/unix/pci.h | 94 + vlib/vlib/unix/physmem.c | 472 ++ vlib/vlib/unix/physmem.h | 59 + vlib/vlib/unix/plugin.c | 210 + vlib/vlib/unix/plugin.h | 88 + vlib/vlib/unix/unix.h | 177 + vlib/vlib/vlib.h | 78 + 70 files changed, 63582 insertions(+) create mode 100644 vlib/.gitignore create mode 100644 vlib/Makefile.am create mode 100644 vlib/Makefile.in create mode 100644 vlib/aclocal.m4 create mode 100755 vlib/compile create mode 100755 vlib/config.guess create mode 100755 vlib/config.sub create mode 100755 vlib/configure create mode 100644 vlib/configure.ac create mode 100755 vlib/depcomp create mode 100644 vlib/example/main_stub.c create mode 100644 vlib/example/mc_test.c create mode 100644 vlib/example/plex_test.c create mode 100755 vlib/install-sh create mode 100644 vlib/ltmain.sh create mode 100755 vlib/missing create mode 100644 vlib/vlib/buffer.c create mode 100644 vlib/vlib/buffer.h create mode 100644 vlib/vlib/buffer_funcs.h create mode 100644 vlib/vlib/buffer_node.h create mode 100644 vlib/vlib/cli.c create mode 100644 vlib/vlib/cli.h create mode 100644 vlib/vlib/cli_funcs.h create mode 100644 vlib/vlib/counter.c create mode 100644 vlib/vlib/counter.h create mode 100644 vlib/vlib/defs.h create mode 100644 vlib/vlib/dpdk_buffer.c create mode 100644 vlib/vlib/error.c create mode 100644 vlib/vlib/error.h create mode 100644 vlib/vlib/error_funcs.h create mode 100644 vlib/vlib/format.c create mode 100644 vlib/vlib/format_funcs.h create mode 100644 vlib/vlib/global_funcs.h create mode 100644 vlib/vlib/init.c create mode 100644 vlib/vlib/init.h create mode 100644 vlib/vlib/lex.c create mode 100644 vlib/vlib/lex.h create mode 100644 vlib/vlib/main.c create mode 100644 vlib/vlib/main.h create mode 100644 vlib/vlib/mc.c create mode 100644 vlib/vlib/mc.h create mode 100644 vlib/vlib/node.c create mode 100644 vlib/vlib/node.h create mode 100644 vlib/vlib/node_cli.c create mode 100644 vlib/vlib/node_format.c create mode 100644 vlib/vlib/node_funcs.h create mode 100644 vlib/vlib/parse.c create mode 100644 vlib/vlib/parse.h create mode 100644 vlib/vlib/parse_builtin.c create mode 100644 vlib/vlib/physmem.h create mode 100644 vlib/vlib/threads.c create mode 100644 vlib/vlib/threads.h create mode 100644 vlib/vlib/trace.c create mode 100644 vlib/vlib/trace.h create mode 100644 vlib/vlib/trace_funcs.h create mode 100644 vlib/vlib/unix/cj.c create mode 100644 vlib/vlib/unix/cj.h create mode 100644 vlib/vlib/unix/cli.c create mode 100644 vlib/vlib/unix/input.c create mode 100644 vlib/vlib/unix/main.c create mode 100644 vlib/vlib/unix/mc_socket.c create mode 100644 vlib/vlib/unix/mc_socket.h create mode 100644 vlib/vlib/unix/pci.c create mode 100644 vlib/vlib/unix/pci.h create mode 100644 vlib/vlib/unix/physmem.c create mode 100644 vlib/vlib/unix/physmem.h create mode 100644 vlib/vlib/unix/plugin.c create mode 100644 vlib/vlib/unix/plugin.h create mode 100644 vlib/vlib/unix/unix.h create mode 100644 vlib/vlib/vlib.h (limited to 'vlib') diff --git a/vlib/.gitignore b/vlib/.gitignore new file mode 100644 index 00000000000..b25c15b81fa --- /dev/null +++ b/vlib/.gitignore @@ -0,0 +1 @@ +*~ diff --git a/vlib/Makefile.am b/vlib/Makefile.am new file mode 100644 index 00000000000..1275798532e --- /dev/null +++ b/vlib/Makefile.am @@ -0,0 +1,100 @@ +# Copyright (c) 2015 Cisco and/or its affiliates. +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at: +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +AUTOMAKE_OPTIONS = foreign subdir-objects + +AM_CFLAGS = -Wall @DPDK@ + +PRE_DATA_SIZE=@PRE_DATA_SIZE@ + +lib_LTLIBRARIES = libvlib.la + +BUILT_SOURCES = vlib/config.h + +vlib/config.h: + echo "#define __PRE_DATA_SIZE" $(PRE_DATA_SIZE) > $@ + +libvlib_la_SOURCES = \ + vlib/cli.c \ + vlib/cli.h \ + vlib/config.h \ + vlib/counter.c \ + vlib/error.c \ + vlib/format.c \ + vlib/init.c \ + vlib/main.c \ + vlib/mc.c \ + vlib/node.c \ + vlib/node_cli.c \ + vlib/node_format.c \ + vlib/threads.c \ + vlib/trace.c + +if WITH_DPDK + libvlib_la_SOURCES += vlib/dpdk_buffer.c +else + libvlib_la_SOURCES += vlib/buffer.c +endif + +nobase_include_HEADERS = \ + vlib/buffer_funcs.h \ + vlib/buffer_node.h \ + vlib/buffer.h \ + vlib/cli.h \ + vlib/cli_funcs.h \ + vlib/config.h \ + vlib/counter.h \ + vlib/defs.h \ + vlib/error_funcs.h \ + vlib/error.h \ + vlib/format_funcs.h \ + vlib/global_funcs.h \ + vlib/init.h \ + vlib/main.h \ + vlib/mc.h \ + vlib/node_funcs.h \ + vlib/node.h \ + vlib/physmem.h \ + vlib/threads.h \ + vlib/trace_funcs.h \ + vlib/trace.h \ + vlib/vlib.h + +lib_LTLIBRARIES += libvlib_unix.la + +libvlib_unix_la_SOURCES = \ + vlib/unix/cj.c \ + vlib/unix/cli.c \ + vlib/unix/input.c \ + vlib/unix/main.c \ + vlib/unix/mc_socket.c \ + vlib/unix/plugin.c \ + vlib/unix/plugin.h \ + vlib/unix/physmem.c \ + vlib/unix/unix.h + +nobase_include_HEADERS += \ + vlib/unix/cj.h \ + vlib/unix/mc_socket.h \ + vlib/unix/physmem.h \ + vlib/unix/plugin.h \ + vlib/unix/unix.h + +noinst_PROGRAMS = vlib_unix + +vlib_unix_SOURCES = \ + example/main_stub.c \ + example/mc_test.c + +vlib_unix_LDADD = libvlib_unix.la libvlib.la \ + -lvppinfra -lpthread -lm -ldl -lrt diff --git a/vlib/Makefile.in b/vlib/Makefile.in new file mode 100644 index 00000000000..1342918b8ca --- /dev/null +++ b/vlib/Makefile.in @@ -0,0 +1,1013 @@ +# Makefile.in generated by automake 1.14.1 from Makefile.am. +# @configure_input@ + +# Copyright (C) 1994-2013 Free Software Foundation, Inc. + +# This Makefile.in is free software; the Free Software Foundation +# gives unlimited permission to copy 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Skip known compiler wrappers and cross-prefix. +m4_defun([_LT_CC_BASENAME], +[for cc_temp in $1""; do + case $cc_temp in + compile | *[[\\/]]compile | ccache | *[[\\/]]ccache ) ;; + distcc | *[[\\/]]distcc | purify | *[[\\/]]purify ) ;; + \-*) ;; + *) break;; + esac +done +cc_basename=`$ECHO "$cc_temp" | $SED "s%.*/%%; s%^$host_alias-%%"` +]) + + +# _LT_FILEUTILS_DEFAULTS +# ---------------------- +# It is okay to use these file commands and assume they have been set +# sensibly after `m4_require([_LT_FILEUTILS_DEFAULTS])'. +m4_defun([_LT_FILEUTILS_DEFAULTS], +[: ${CP="cp -f"} +: ${MV="mv -f"} +: ${RM="rm -f"} +])# _LT_FILEUTILS_DEFAULTS + + +# _LT_SETUP +# --------- +m4_defun([_LT_SETUP], +[AC_REQUIRE([AC_CANONICAL_HOST])dnl +AC_REQUIRE([AC_CANONICAL_BUILD])dnl +AC_REQUIRE([_LT_PREPARE_SED_QUOTE_VARS])dnl +AC_REQUIRE([_LT_PROG_ECHO_BACKSLASH])dnl + +_LT_DECL([], [PATH_SEPARATOR], [1], [The PATH separator for the build system])dnl +dnl +_LT_DECL([], [host_alias], [0], [The host system])dnl +_LT_DECL([], [host], [0])dnl +_LT_DECL([], [host_os], [0])dnl +dnl +_LT_DECL([], [build_alias], [0], [The build system])dnl +_LT_DECL([], [build], [0])dnl +_LT_DECL([], [build_os], [0])dnl +dnl +AC_REQUIRE([AC_PROG_CC])dnl +AC_REQUIRE([LT_PATH_LD])dnl +AC_REQUIRE([LT_PATH_NM])dnl +dnl +AC_REQUIRE([AC_PROG_LN_S])dnl +test -z "$LN_S" && LN_S="ln -s" +_LT_DECL([], [LN_S], [1], [Whether we need soft or hard links])dnl +dnl +AC_REQUIRE([LT_CMD_MAX_LEN])dnl +_LT_DECL([objext], [ac_objext], [0], [Object file suffix (normally "o")])dnl +_LT_DECL([], [exeext], [0], [Executable file suffix (normally "")])dnl +dnl +m4_require([_LT_FILEUTILS_DEFAULTS])dnl +m4_require([_LT_CHECK_SHELL_FEATURES])dnl +m4_require([_LT_PATH_CONVERSION_FUNCTIONS])dnl +m4_require([_LT_CMD_RELOAD])dnl +m4_require([_LT_CHECK_MAGIC_METHOD])dnl +m4_require([_LT_CHECK_SHAREDLIB_FROM_LINKLIB])dnl +m4_require([_LT_CMD_OLD_ARCHIVE])dnl +m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl +m4_require([_LT_WITH_SYSROOT])dnl + +_LT_CONFIG_LIBTOOL_INIT([ +# See if we are running on zsh, and set the options which allow our +# commands through without removal of \ escapes INIT. +if test -n "\${ZSH_VERSION+set}" ; then + setopt NO_GLOB_SUBST +fi +]) +if test -n "${ZSH_VERSION+set}" ; then + setopt NO_GLOB_SUBST +fi + +_LT_CHECK_OBJDIR + +m4_require([_LT_TAG_COMPILER])dnl + +case $host_os in +aix3*) + # AIX sometimes has problems with the GCC collect2 program. For some + # reason, if we set the COLLECT_NAMES environment variable, the problems + # vanish in a puff of smoke. + if test "X${COLLECT_NAMES+set}" != Xset; then + COLLECT_NAMES= + export COLLECT_NAMES + fi + ;; +esac + +# Global variables: +ofile=libtool +can_build_shared=yes + +# All known linkers require a `.a' archive for static linking (except MSVC, +# which needs '.lib'). +libext=a + +with_gnu_ld="$lt_cv_prog_gnu_ld" + +old_CC="$CC" +old_CFLAGS="$CFLAGS" + +# Set sane defaults for various variables +test -z "$CC" && CC=cc +test -z "$LTCC" && LTCC=$CC +test -z "$LTCFLAGS" && LTCFLAGS=$CFLAGS +test -z "$LD" && LD=ld +test -z "$ac_objext" && ac_objext=o + +_LT_CC_BASENAME([$compiler]) + +# Only perform the check for file, if the check method requires it +test -z "$MAGIC_CMD" && MAGIC_CMD=file +case $deplibs_check_method in +file_magic*) + if test "$file_magic_cmd" = '$MAGIC_CMD'; then + _LT_PATH_MAGIC + fi + ;; +esac + +# Use C for the default configuration in the libtool script +LT_SUPPORTED_TAG([CC]) +_LT_LANG_C_CONFIG +_LT_LANG_DEFAULT_CONFIG +_LT_CONFIG_COMMANDS +])# _LT_SETUP + + +# _LT_PREPARE_SED_QUOTE_VARS +# -------------------------- +# Define a few sed substitution that help us do robust quoting. +m4_defun([_LT_PREPARE_SED_QUOTE_VARS], +[# Backslashify metacharacters that are still active within +# double-quoted strings. +sed_quote_subst='s/\([["`$\\]]\)/\\\1/g' + +# Same as above, but do not quote variable references. +double_quote_subst='s/\([["`\\]]\)/\\\1/g' + +# Sed substitution to delay expansion of an escaped shell variable in a +# double_quote_subst'ed string. +delay_variable_subst='s/\\\\\\\\\\\$/\\\\\\$/g' + +# Sed substitution to delay expansion of an escaped single quote. +delay_single_quote_subst='s/'\''/'\'\\\\\\\'\''/g' + +# Sed substitution to avoid accidental globbing in evaled expressions +no_glob_subst='s/\*/\\\*/g' +]) + +# _LT_PROG_LTMAIN +# --------------- +# Note that this code is called both from `configure', and `config.status' +# now that we use AC_CONFIG_COMMANDS to generate libtool. Notably, +# `config.status' has no value for ac_aux_dir unless we are using Automake, +# so we pass a copy along to make sure it has a sensible value anyway. +m4_defun([_LT_PROG_LTMAIN], +[m4_ifdef([AC_REQUIRE_AUX_FILE], [AC_REQUIRE_AUX_FILE([ltmain.sh])])dnl +_LT_CONFIG_LIBTOOL_INIT([ac_aux_dir='$ac_aux_dir']) +ltmain="$ac_aux_dir/ltmain.sh" +])# _LT_PROG_LTMAIN + + + +# So that we can recreate a full libtool script including additional +# tags, we accumulate the chunks of code to send to AC_CONFIG_COMMANDS +# in macros and then make a single call at the end using the `libtool' +# label. + + +# _LT_CONFIG_LIBTOOL_INIT([INIT-COMMANDS]) +# ---------------------------------------- +# Register INIT-COMMANDS to be passed to AC_CONFIG_COMMANDS later. +m4_define([_LT_CONFIG_LIBTOOL_INIT], +[m4_ifval([$1], + [m4_append([_LT_OUTPUT_LIBTOOL_INIT], + [$1 +])])]) + +# Initialize. +m4_define([_LT_OUTPUT_LIBTOOL_INIT]) + + +# _LT_CONFIG_LIBTOOL([COMMANDS]) +# ------------------------------ +# Register COMMANDS to be passed to AC_CONFIG_COMMANDS later. +m4_define([_LT_CONFIG_LIBTOOL], +[m4_ifval([$1], + [m4_append([_LT_OUTPUT_LIBTOOL_COMMANDS], + [$1 +])])]) + +# Initialize. +m4_define([_LT_OUTPUT_LIBTOOL_COMMANDS]) + + +# _LT_CONFIG_SAVE_COMMANDS([COMMANDS], [INIT_COMMANDS]) +# ----------------------------------------------------- +m4_defun([_LT_CONFIG_SAVE_COMMANDS], +[_LT_CONFIG_LIBTOOL([$1]) +_LT_CONFIG_LIBTOOL_INIT([$2]) +]) + + +# _LT_FORMAT_COMMENT([COMMENT]) +# ----------------------------- +# Add leading comment marks to the start of each line, and a trailing +# full-stop to the whole comment if one is not present already. +m4_define([_LT_FORMAT_COMMENT], +[m4_ifval([$1], [ +m4_bpatsubst([m4_bpatsubst([$1], [^ *], [# ])], + [['`$\]], [\\\&])]m4_bmatch([$1], [[!?.]$], [], [.]) +)]) + + + + + +# _LT_DECL([CONFIGNAME], VARNAME, VALUE, [DESCRIPTION], [IS-TAGGED?]) +# ------------------------------------------------------------------- +# CONFIGNAME is the name given to the value in the libtool script. +# VARNAME is the (base) name used in the configure script. +# VALUE may be 0, 1 or 2 for a computed quote escaped value based on +# VARNAME. Any other value will be used directly. +m4_define([_LT_DECL], +[lt_if_append_uniq([lt_decl_varnames], [$2], [, ], + [lt_dict_add_subkey([lt_decl_dict], [$2], [libtool_name], + [m4_ifval([$1], [$1], [$2])]) + lt_dict_add_subkey([lt_decl_dict], [$2], [value], [$3]) + m4_ifval([$4], + [lt_dict_add_subkey([lt_decl_dict], [$2], [description], [$4])]) + lt_dict_add_subkey([lt_decl_dict], [$2], + [tagged?], [m4_ifval([$5], [yes], [no])])]) +]) + + +# _LT_TAGDECL([CONFIGNAME], VARNAME, VALUE, [DESCRIPTION]) +# -------------------------------------------------------- +m4_define([_LT_TAGDECL], [_LT_DECL([$1], [$2], [$3], [$4], [yes])]) + + +# lt_decl_tag_varnames([SEPARATOR], [VARNAME1...]) +# ------------------------------------------------ +m4_define([lt_decl_tag_varnames], +[_lt_decl_filter([tagged?], [yes], $@)]) + + +# _lt_decl_filter(SUBKEY, VALUE, [SEPARATOR], [VARNAME1..]) +# --------------------------------------------------------- +m4_define([_lt_decl_filter], +[m4_case([$#], + [0], [m4_fatal([$0: too few arguments: $#])], + [1], [m4_fatal([$0: too few arguments: $#: $1])], + [2], [lt_dict_filter([lt_decl_dict], [$1], [$2], [], lt_decl_varnames)], + [3], [lt_dict_filter([lt_decl_dict], [$1], [$2], [$3], lt_decl_varnames)], + [lt_dict_filter([lt_decl_dict], $@)])[]dnl +]) + + +# lt_decl_quote_varnames([SEPARATOR], [VARNAME1...]) +# -------------------------------------------------- +m4_define([lt_decl_quote_varnames], +[_lt_decl_filter([value], [1], $@)]) + + +# lt_decl_dquote_varnames([SEPARATOR], [VARNAME1...]) +# --------------------------------------------------- +m4_define([lt_decl_dquote_varnames], +[_lt_decl_filter([value], [2], $@)]) + + +# lt_decl_varnames_tagged([SEPARATOR], [VARNAME1...]) +# --------------------------------------------------- +m4_define([lt_decl_varnames_tagged], +[m4_assert([$# <= 2])dnl +_$0(m4_quote(m4_default([$1], [[, ]])), + m4_ifval([$2], [[$2]], [m4_dquote(lt_decl_tag_varnames)]), + m4_split(m4_normalize(m4_quote(_LT_TAGS)), [ ]))]) +m4_define([_lt_decl_varnames_tagged], +[m4_ifval([$3], [lt_combine([$1], [$2], [_], $3)])]) + + +# lt_decl_all_varnames([SEPARATOR], [VARNAME1...]) +# ------------------------------------------------ +m4_define([lt_decl_all_varnames], +[_$0(m4_quote(m4_default([$1], [[, ]])), + m4_if([$2], [], + m4_quote(lt_decl_varnames), + m4_quote(m4_shift($@))))[]dnl +]) +m4_define([_lt_decl_all_varnames], +[lt_join($@, lt_decl_varnames_tagged([$1], + lt_decl_tag_varnames([[, ]], m4_shift($@))))dnl +]) + + +# _LT_CONFIG_STATUS_DECLARE([VARNAME]) +# ------------------------------------ +# Quote a variable value, and forward it to `config.status' so that its +# declaration there will have the same value as in `configure'. VARNAME +# must have a single quote delimited value for this to work. +m4_define([_LT_CONFIG_STATUS_DECLARE], +[$1='`$ECHO "$][$1" | $SED "$delay_single_quote_subst"`']) + + +# _LT_CONFIG_STATUS_DECLARATIONS +# ------------------------------ +# We delimit libtool config variables with single quotes, so when +# we write them to config.status, we have to be sure to quote all +# embedded single quotes properly. In configure, this macro expands +# each variable declared with _LT_DECL (and _LT_TAGDECL) into: +# +# ='`$ECHO "$" | $SED "$delay_single_quote_subst"`' +m4_defun([_LT_CONFIG_STATUS_DECLARATIONS], +[m4_foreach([_lt_var], m4_quote(lt_decl_all_varnames), + [m4_n([_LT_CONFIG_STATUS_DECLARE(_lt_var)])])]) + + +# _LT_LIBTOOL_TAGS +# ---------------- +# Output comment and list of tags supported by the script +m4_defun([_LT_LIBTOOL_TAGS], +[_LT_FORMAT_COMMENT([The names of the tagged configurations supported by this script])dnl +available_tags="_LT_TAGS"dnl +]) + + +# _LT_LIBTOOL_DECLARE(VARNAME, [TAG]) +# ----------------------------------- +# Extract the dictionary values for VARNAME (optionally with TAG) and +# expand to a commented shell variable setting: +# +# # Some comment about what VAR is for. +# visible_name=$lt_internal_name +m4_define([_LT_LIBTOOL_DECLARE], +[_LT_FORMAT_COMMENT(m4_quote(lt_dict_fetch([lt_decl_dict], [$1], + [description])))[]dnl +m4_pushdef([_libtool_name], + m4_quote(lt_dict_fetch([lt_decl_dict], [$1], [libtool_name])))[]dnl +m4_case(m4_quote(lt_dict_fetch([lt_decl_dict], [$1], [value])), + [0], [_libtool_name=[$]$1], + [1], [_libtool_name=$lt_[]$1], + [2], [_libtool_name=$lt_[]$1], + [_libtool_name=lt_dict_fetch([lt_decl_dict], [$1], [value])])[]dnl +m4_ifval([$2], [_$2])[]m4_popdef([_libtool_name])[]dnl +]) + + +# _LT_LIBTOOL_CONFIG_VARS +# ----------------------- +# Produce commented declarations of non-tagged libtool config variables +# suitable for insertion in the LIBTOOL CONFIG section of the `libtool' +# script. Tagged libtool config variables (even for the LIBTOOL CONFIG +# section) are produced by _LT_LIBTOOL_TAG_VARS. +m4_defun([_LT_LIBTOOL_CONFIG_VARS], +[m4_foreach([_lt_var], + m4_quote(_lt_decl_filter([tagged?], [no], [], lt_decl_varnames)), + [m4_n([_LT_LIBTOOL_DECLARE(_lt_var)])])]) + + +# _LT_LIBTOOL_TAG_VARS(TAG) +# ------------------------- +m4_define([_LT_LIBTOOL_TAG_VARS], +[m4_foreach([_lt_var], m4_quote(lt_decl_tag_varnames), + [m4_n([_LT_LIBTOOL_DECLARE(_lt_var, [$1])])])]) + + +# _LT_TAGVAR(VARNAME, [TAGNAME]) +# ------------------------------ +m4_define([_LT_TAGVAR], [m4_ifval([$2], [$1_$2], [$1])]) + + +# _LT_CONFIG_COMMANDS +# ------------------- +# Send accumulated output to $CONFIG_STATUS. Thanks to the lists of +# variables for single and double quote escaping we saved from calls +# to _LT_DECL, we can put quote escaped variables declarations +# into `config.status', and then the shell code to quote escape them in +# for loops in `config.status'. Finally, any additional code accumulated +# from calls to _LT_CONFIG_LIBTOOL_INIT is expanded. +m4_defun([_LT_CONFIG_COMMANDS], +[AC_PROVIDE_IFELSE([LT_OUTPUT], + dnl If the libtool generation code has been placed in $CONFIG_LT, + dnl instead of duplicating it all over again into config.status, + dnl then we will have config.status run $CONFIG_LT later, so it + dnl needs to know what name is stored there: + [AC_CONFIG_COMMANDS([libtool], + [$SHELL $CONFIG_LT || AS_EXIT(1)], [CONFIG_LT='$CONFIG_LT'])], + dnl If the libtool generation code is destined for config.status, + dnl expand the accumulated commands and init code now: + [AC_CONFIG_COMMANDS([libtool], + [_LT_OUTPUT_LIBTOOL_COMMANDS], [_LT_OUTPUT_LIBTOOL_COMMANDS_INIT])]) +])#_LT_CONFIG_COMMANDS + + +# Initialize. +m4_define([_LT_OUTPUT_LIBTOOL_COMMANDS_INIT], +[ + +# The HP-UX ksh and POSIX shell print the target directory to stdout +# if CDPATH is set. +(unset CDPATH) >/dev/null 2>&1 && unset CDPATH + +sed_quote_subst='$sed_quote_subst' +double_quote_subst='$double_quote_subst' +delay_variable_subst='$delay_variable_subst' +_LT_CONFIG_STATUS_DECLARATIONS +LTCC='$LTCC' +LTCFLAGS='$LTCFLAGS' +compiler='$compiler_DEFAULT' + +# A function that is used when there is no print builtin or printf. +func_fallback_echo () +{ + eval 'cat <<_LTECHO_EOF +\$[]1 +_LTECHO_EOF' +} + +# Quote evaled strings. +for var in lt_decl_all_varnames([[ \ +]], lt_decl_quote_varnames); do + case \`eval \\\\\$ECHO \\\\""\\\\\$\$var"\\\\"\` in + *[[\\\\\\\`\\"\\\$]]*) + eval "lt_\$var=\\\\\\"\\\`\\\$ECHO \\"\\\$\$var\\" | \\\$SED \\"\\\$sed_quote_subst\\"\\\`\\\\\\"" + ;; + *) + eval "lt_\$var=\\\\\\"\\\$\$var\\\\\\"" + ;; + esac +done + +# Double-quote double-evaled strings. +for var in lt_decl_all_varnames([[ \ +]], lt_decl_dquote_varnames); do + case \`eval \\\\\$ECHO \\\\""\\\\\$\$var"\\\\"\` in + *[[\\\\\\\`\\"\\\$]]*) + eval "lt_\$var=\\\\\\"\\\`\\\$ECHO \\"\\\$\$var\\" | \\\$SED -e \\"\\\$double_quote_subst\\" -e \\"\\\$sed_quote_subst\\" -e \\"\\\$delay_variable_subst\\"\\\`\\\\\\"" + ;; + *) + eval "lt_\$var=\\\\\\"\\\$\$var\\\\\\"" + ;; + esac +done + +_LT_OUTPUT_LIBTOOL_INIT +]) + +# _LT_GENERATED_FILE_INIT(FILE, [COMMENT]) +# ------------------------------------ +# Generate a child script FILE with all initialization necessary to +# reuse the environment learned by the parent script, and make the +# file executable. If COMMENT is supplied, it is inserted after the +# `#!' sequence but before initialization text begins. After this +# macro, additional text can be appended to FILE to form the body of +# the child script. The macro ends with non-zero status if the +# file could not be fully written (such as if the disk is full). +m4_ifdef([AS_INIT_GENERATED], +[m4_defun([_LT_GENERATED_FILE_INIT],[AS_INIT_GENERATED($@)])], +[m4_defun([_LT_GENERATED_FILE_INIT], +[m4_require([AS_PREPARE])]dnl +[m4_pushdef([AS_MESSAGE_LOG_FD])]dnl +[lt_write_fail=0 +cat >$1 <<_ASEOF || lt_write_fail=1 +#! $SHELL +# Generated by $as_me. +$2 +SHELL=\${CONFIG_SHELL-$SHELL} +export SHELL +_ASEOF +cat >>$1 <<\_ASEOF || lt_write_fail=1 +AS_SHELL_SANITIZE +_AS_PREPARE +exec AS_MESSAGE_FD>&1 +_ASEOF +test $lt_write_fail = 0 && chmod +x $1[]dnl +m4_popdef([AS_MESSAGE_LOG_FD])])])# _LT_GENERATED_FILE_INIT + +# LT_OUTPUT +# --------- +# This macro allows early generation of the libtool script (before +# AC_OUTPUT is called), incase it is used in configure for compilation +# tests. +AC_DEFUN([LT_OUTPUT], +[: ${CONFIG_LT=./config.lt} +AC_MSG_NOTICE([creating $CONFIG_LT]) +_LT_GENERATED_FILE_INIT(["$CONFIG_LT"], +[# Run this file to recreate a libtool stub with the current configuration.]) + +cat >>"$CONFIG_LT" <<\_LTEOF +lt_cl_silent=false +exec AS_MESSAGE_LOG_FD>>config.log +{ + echo + AS_BOX([Running $as_me.]) +} >&AS_MESSAGE_LOG_FD + +lt_cl_help="\ +\`$as_me' creates a local libtool stub from the current configuration, +for use in further configure time tests before the real libtool is +generated. + +Usage: $[0] [[OPTIONS]] + + -h, --help print this help, then exit + -V, --version print version number, then exit + -q, --quiet do not print progress messages + -d, --debug don't remove temporary files + +Report bugs to ." + +lt_cl_version="\ +m4_ifset([AC_PACKAGE_NAME], [AC_PACKAGE_NAME ])config.lt[]dnl +m4_ifset([AC_PACKAGE_VERSION], [ AC_PACKAGE_VERSION]) +configured by $[0], generated by m4_PACKAGE_STRING. + +Copyright (C) 2011 Free Software Foundation, Inc. +This config.lt script is free software; the Free Software Foundation +gives unlimited permision to copy, distribute and modify it." + +while test $[#] != 0 +do + case $[1] in + --version | --v* | -V ) + echo "$lt_cl_version"; exit 0 ;; + --help | --h* | -h ) + echo "$lt_cl_help"; exit 0 ;; + --debug | --d* | -d ) + debug=: ;; + --quiet | --q* | --silent | --s* | -q ) + lt_cl_silent=: ;; + + -*) AC_MSG_ERROR([unrecognized option: $[1] +Try \`$[0] --help' for more information.]) ;; + + *) AC_MSG_ERROR([unrecognized argument: $[1] +Try \`$[0] --help' for more information.]) ;; + esac + shift +done + +if $lt_cl_silent; then + exec AS_MESSAGE_FD>/dev/null +fi +_LTEOF + +cat >>"$CONFIG_LT" <<_LTEOF +_LT_OUTPUT_LIBTOOL_COMMANDS_INIT +_LTEOF + +cat >>"$CONFIG_LT" <<\_LTEOF +AC_MSG_NOTICE([creating $ofile]) +_LT_OUTPUT_LIBTOOL_COMMANDS +AS_EXIT(0) +_LTEOF +chmod +x "$CONFIG_LT" + +# configure is writing to config.log, but config.lt does its own redirection, +# appending to config.log, which fails on DOS, as config.log is still kept +# open by configure. Here we exec the FD to /dev/null, effectively closing +# config.log, so it can be properly (re)opened and appended to by config.lt. +lt_cl_success=: +test "$silent" = yes && + lt_config_lt_args="$lt_config_lt_args --quiet" +exec AS_MESSAGE_LOG_FD>/dev/null +$SHELL "$CONFIG_LT" $lt_config_lt_args || lt_cl_success=false +exec AS_MESSAGE_LOG_FD>>config.log +$lt_cl_success || AS_EXIT(1) +])# LT_OUTPUT + + +# _LT_CONFIG(TAG) +# --------------- +# If TAG is the built-in tag, create an initial libtool script with a +# default configuration from the untagged config vars. Otherwise add code +# to config.status for appending the configuration named by TAG from the +# matching tagged config vars. +m4_defun([_LT_CONFIG], +[m4_require([_LT_FILEUTILS_DEFAULTS])dnl +_LT_CONFIG_SAVE_COMMANDS([ + m4_define([_LT_TAG], m4_if([$1], [], [C], [$1]))dnl + m4_if(_LT_TAG, [C], [ + # See if we are running on zsh, and set the options which allow our + # commands through without removal of \ escapes. + if test -n "${ZSH_VERSION+set}" ; then + setopt NO_GLOB_SUBST + fi + + cfgfile="${ofile}T" + trap "$RM \"$cfgfile\"; exit 1" 1 2 15 + $RM "$cfgfile" + + cat <<_LT_EOF >> "$cfgfile" +#! $SHELL + +# `$ECHO "$ofile" | sed 's%^.*/%%'` - Provide generalized library-building support services. +# Generated automatically by $as_me ($PACKAGE$TIMESTAMP) $VERSION +# Libtool was configured on host `(hostname || uname -n) 2>/dev/null | sed 1q`: +# NOTE: Changes made to this file will be lost: look at ltmain.sh. +# +_LT_COPYING +_LT_LIBTOOL_TAGS + +# ### BEGIN LIBTOOL CONFIG +_LT_LIBTOOL_CONFIG_VARS +_LT_LIBTOOL_TAG_VARS +# ### END LIBTOOL CONFIG + +_LT_EOF + + case $host_os in + aix3*) + cat <<\_LT_EOF >> "$cfgfile" +# AIX sometimes has problems with the GCC collect2 program. For some +# reason, if we set the COLLECT_NAMES environment variable, the problems +# vanish in a puff of smoke. +if test "X${COLLECT_NAMES+set}" != Xset; then + COLLECT_NAMES= + export COLLECT_NAMES +fi +_LT_EOF + ;; + esac + + _LT_PROG_LTMAIN + + # We use sed instead of cat because bash on DJGPP gets confused if + # if finds mixed CR/LF and LF-only lines. Since sed operates in + # text mode, it properly converts lines to CR/LF. This bash problem + # is reportedly fixed, but why not run on old versions too? + sed '$q' "$ltmain" >> "$cfgfile" \ + || (rm -f "$cfgfile"; exit 1) + + _LT_PROG_REPLACE_SHELLFNS + + mv -f "$cfgfile" "$ofile" || + (rm -f "$ofile" && cp "$cfgfile" "$ofile" && rm -f "$cfgfile") + chmod +x "$ofile" +], +[cat <<_LT_EOF >> "$ofile" + +dnl Unfortunately we have to use $1 here, since _LT_TAG is not expanded +dnl in a comment (ie after a #). +# ### BEGIN LIBTOOL TAG CONFIG: $1 +_LT_LIBTOOL_TAG_VARS(_LT_TAG) +# ### END LIBTOOL TAG CONFIG: $1 +_LT_EOF +])dnl /m4_if +], +[m4_if([$1], [], [ + PACKAGE='$PACKAGE' + VERSION='$VERSION' + TIMESTAMP='$TIMESTAMP' + RM='$RM' + ofile='$ofile'], []) +])dnl /_LT_CONFIG_SAVE_COMMANDS +])# _LT_CONFIG + + +# LT_SUPPORTED_TAG(TAG) +# --------------------- +# Trace this macro to discover what tags are supported by the libtool +# --tag option, using: +# autoconf --trace 'LT_SUPPORTED_TAG:$1' +AC_DEFUN([LT_SUPPORTED_TAG], []) + + +# C support is built-in for now +m4_define([_LT_LANG_C_enabled], []) +m4_define([_LT_TAGS], []) + + +# LT_LANG(LANG) +# ------------- +# Enable libtool support for the given language if not already enabled. +AC_DEFUN([LT_LANG], +[AC_BEFORE([$0], [LT_OUTPUT])dnl +m4_case([$1], + [C], [_LT_LANG(C)], + [C++], [_LT_LANG(CXX)], + [Go], [_LT_LANG(GO)], + [Java], [_LT_LANG(GCJ)], + [Fortran 77], [_LT_LANG(F77)], + [Fortran], [_LT_LANG(FC)], + [Windows Resource], [_LT_LANG(RC)], + [m4_ifdef([_LT_LANG_]$1[_CONFIG], + [_LT_LANG($1)], + [m4_fatal([$0: unsupported language: "$1"])])])dnl +])# LT_LANG + + +# _LT_LANG(LANGNAME) +# ------------------ +m4_defun([_LT_LANG], +[m4_ifdef([_LT_LANG_]$1[_enabled], [], + [LT_SUPPORTED_TAG([$1])dnl + m4_append([_LT_TAGS], [$1 ])dnl + m4_define([_LT_LANG_]$1[_enabled], [])dnl + _LT_LANG_$1_CONFIG($1)])dnl +])# _LT_LANG + + +m4_ifndef([AC_PROG_GO], [ +# NOTE: This macro has been submitted for inclusion into # +# GNU Autoconf as AC_PROG_GO. When it is available in # +# a released version of Autoconf we should remove this # +# macro and use it instead. # +m4_defun([AC_PROG_GO], +[AC_LANG_PUSH(Go)dnl +AC_ARG_VAR([GOC], [Go compiler command])dnl +AC_ARG_VAR([GOFLAGS], [Go compiler flags])dnl +_AC_ARG_VAR_LDFLAGS()dnl +AC_CHECK_TOOL(GOC, gccgo) +if test -z "$GOC"; then + if test -n "$ac_tool_prefix"; then + AC_CHECK_PROG(GOC, [${ac_tool_prefix}gccgo], [${ac_tool_prefix}gccgo]) + fi +fi +if test -z "$GOC"; then + AC_CHECK_PROG(GOC, gccgo, gccgo, false) +fi +])#m4_defun +])#m4_ifndef + + +# _LT_LANG_DEFAULT_CONFIG +# ----------------------- +m4_defun([_LT_LANG_DEFAULT_CONFIG], +[AC_PROVIDE_IFELSE([AC_PROG_CXX], + [LT_LANG(CXX)], + [m4_define([AC_PROG_CXX], defn([AC_PROG_CXX])[LT_LANG(CXX)])]) + +AC_PROVIDE_IFELSE([AC_PROG_F77], + [LT_LANG(F77)], + [m4_define([AC_PROG_F77], defn([AC_PROG_F77])[LT_LANG(F77)])]) + +AC_PROVIDE_IFELSE([AC_PROG_FC], + [LT_LANG(FC)], + [m4_define([AC_PROG_FC], defn([AC_PROG_FC])[LT_LANG(FC)])]) + +dnl The call to [A][M_PROG_GCJ] is quoted like that to stop aclocal +dnl pulling things in needlessly. +AC_PROVIDE_IFELSE([AC_PROG_GCJ], + [LT_LANG(GCJ)], + [AC_PROVIDE_IFELSE([A][M_PROG_GCJ], + [LT_LANG(GCJ)], + [AC_PROVIDE_IFELSE([LT_PROG_GCJ], + [LT_LANG(GCJ)], + [m4_ifdef([AC_PROG_GCJ], + [m4_define([AC_PROG_GCJ], defn([AC_PROG_GCJ])[LT_LANG(GCJ)])]) + m4_ifdef([A][M_PROG_GCJ], + [m4_define([A][M_PROG_GCJ], defn([A][M_PROG_GCJ])[LT_LANG(GCJ)])]) + m4_ifdef([LT_PROG_GCJ], + [m4_define([LT_PROG_GCJ], defn([LT_PROG_GCJ])[LT_LANG(GCJ)])])])])]) + +AC_PROVIDE_IFELSE([AC_PROG_GO], + [LT_LANG(GO)], + [m4_define([AC_PROG_GO], defn([AC_PROG_GO])[LT_LANG(GO)])]) + +AC_PROVIDE_IFELSE([LT_PROG_RC], + [LT_LANG(RC)], + [m4_define([LT_PROG_RC], defn([LT_PROG_RC])[LT_LANG(RC)])]) +])# _LT_LANG_DEFAULT_CONFIG + +# Obsolete macros: +AU_DEFUN([AC_LIBTOOL_CXX], [LT_LANG(C++)]) +AU_DEFUN([AC_LIBTOOL_F77], [LT_LANG(Fortran 77)]) +AU_DEFUN([AC_LIBTOOL_FC], [LT_LANG(Fortran)]) +AU_DEFUN([AC_LIBTOOL_GCJ], [LT_LANG(Java)]) +AU_DEFUN([AC_LIBTOOL_RC], [LT_LANG(Windows Resource)]) +dnl aclocal-1.4 backwards compatibility: +dnl AC_DEFUN([AC_LIBTOOL_CXX], []) +dnl AC_DEFUN([AC_LIBTOOL_F77], []) +dnl AC_DEFUN([AC_LIBTOOL_FC], []) +dnl AC_DEFUN([AC_LIBTOOL_GCJ], []) +dnl AC_DEFUN([AC_LIBTOOL_RC], []) + + +# _LT_TAG_COMPILER +# ---------------- +m4_defun([_LT_TAG_COMPILER], +[AC_REQUIRE([AC_PROG_CC])dnl + +_LT_DECL([LTCC], [CC], [1], [A C compiler])dnl +_LT_DECL([LTCFLAGS], [CFLAGS], [1], [LTCC compiler flags])dnl +_LT_TAGDECL([CC], [compiler], [1], [A language specific compiler])dnl +_LT_TAGDECL([with_gcc], [GCC], [0], [Is the compiler the GNU compiler?])dnl + +# If no C compiler was specified, use CC. +LTCC=${LTCC-"$CC"} + +# If no C compiler flags were specified, use CFLAGS. +LTCFLAGS=${LTCFLAGS-"$CFLAGS"} + +# Allow CC to be a program name with arguments. +compiler=$CC +])# _LT_TAG_COMPILER + + +# _LT_COMPILER_BOILERPLATE +# ------------------------ +# Check for compiler boilerplate output or warnings with +# the simple compiler test code. +m4_defun([_LT_COMPILER_BOILERPLATE], +[m4_require([_LT_DECL_SED])dnl +ac_outfile=conftest.$ac_objext +echo "$lt_simple_compile_test_code" >conftest.$ac_ext +eval "$ac_compile" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err +_lt_compiler_boilerplate=`cat conftest.err` +$RM conftest* +])# _LT_COMPILER_BOILERPLATE + + +# _LT_LINKER_BOILERPLATE +# ---------------------- +# Check for linker boilerplate output or warnings with +# the simple link test code. +m4_defun([_LT_LINKER_BOILERPLATE], +[m4_require([_LT_DECL_SED])dnl +ac_outfile=conftest.$ac_objext +echo "$lt_simple_link_test_code" >conftest.$ac_ext +eval "$ac_link" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err +_lt_linker_boilerplate=`cat conftest.err` +$RM -r conftest* +])# _LT_LINKER_BOILERPLATE + +# _LT_REQUIRED_DARWIN_CHECKS +# ------------------------- +m4_defun_once([_LT_REQUIRED_DARWIN_CHECKS],[ + case $host_os in + rhapsody* | darwin*) + AC_CHECK_TOOL([DSYMUTIL], [dsymutil], [:]) + AC_CHECK_TOOL([NMEDIT], [nmedit], [:]) + AC_CHECK_TOOL([LIPO], [lipo], [:]) + AC_CHECK_TOOL([OTOOL], [otool], [:]) + AC_CHECK_TOOL([OTOOL64], [otool64], [:]) + _LT_DECL([], [DSYMUTIL], [1], + [Tool to manipulate archived DWARF debug symbol files on Mac OS X]) + _LT_DECL([], [NMEDIT], [1], + [Tool to change global to local symbols on Mac OS X]) + _LT_DECL([], [LIPO], [1], + [Tool to manipulate fat objects and archives on Mac OS X]) + _LT_DECL([], [OTOOL], [1], + [ldd/readelf like tool for Mach-O binaries on Mac OS X]) + _LT_DECL([], [OTOOL64], [1], + [ldd/readelf like tool for 64 bit Mach-O binaries on Mac OS X 10.4]) + + AC_CACHE_CHECK([for -single_module linker flag],[lt_cv_apple_cc_single_mod], + [lt_cv_apple_cc_single_mod=no + if test -z "${LT_MULTI_MODULE}"; then + # By default we will add the -single_module flag. You can override + # by either setting the environment variable LT_MULTI_MODULE + # non-empty at configure time, or by adding -multi_module to the + # link flags. + rm -rf libconftest.dylib* + echo "int foo(void){return 1;}" > conftest.c + echo "$LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \ +-dynamiclib -Wl,-single_module conftest.c" >&AS_MESSAGE_LOG_FD + $LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \ + -dynamiclib -Wl,-single_module conftest.c 2>conftest.err + _lt_result=$? + # If there is a non-empty error log, and "single_module" + # appears in it, assume the flag caused a linker warning + if test -s conftest.err && $GREP single_module conftest.err; then + cat conftest.err >&AS_MESSAGE_LOG_FD + # Otherwise, if the output was created with a 0 exit code from + # the compiler, it worked. + elif test -f libconftest.dylib && test $_lt_result -eq 0; then + lt_cv_apple_cc_single_mod=yes + else + cat conftest.err >&AS_MESSAGE_LOG_FD + fi + rm -rf libconftest.dylib* + rm -f conftest.* + fi]) + + AC_CACHE_CHECK([for -exported_symbols_list linker flag], + [lt_cv_ld_exported_symbols_list], + [lt_cv_ld_exported_symbols_list=no + save_LDFLAGS=$LDFLAGS + echo "_main" > conftest.sym + LDFLAGS="$LDFLAGS -Wl,-exported_symbols_list,conftest.sym" + AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])], + [lt_cv_ld_exported_symbols_list=yes], + [lt_cv_ld_exported_symbols_list=no]) + LDFLAGS="$save_LDFLAGS" + ]) + + AC_CACHE_CHECK([for -force_load linker flag],[lt_cv_ld_force_load], + [lt_cv_ld_force_load=no + cat > conftest.c << _LT_EOF +int forced_loaded() { return 2;} +_LT_EOF + echo "$LTCC $LTCFLAGS -c -o conftest.o conftest.c" >&AS_MESSAGE_LOG_FD + $LTCC $LTCFLAGS -c -o conftest.o conftest.c 2>&AS_MESSAGE_LOG_FD + echo "$AR cru libconftest.a conftest.o" >&AS_MESSAGE_LOG_FD + $AR cru libconftest.a conftest.o 2>&AS_MESSAGE_LOG_FD + echo "$RANLIB libconftest.a" >&AS_MESSAGE_LOG_FD + $RANLIB libconftest.a 2>&AS_MESSAGE_LOG_FD + cat > conftest.c << _LT_EOF +int main() { return 0;} +_LT_EOF + echo "$LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a" >&AS_MESSAGE_LOG_FD + $LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a 2>conftest.err + _lt_result=$? + if test -s conftest.err && $GREP force_load conftest.err; then + cat conftest.err >&AS_MESSAGE_LOG_FD + elif test -f conftest && test $_lt_result -eq 0 && $GREP forced_load conftest >/dev/null 2>&1 ; then + lt_cv_ld_force_load=yes + else + cat conftest.err >&AS_MESSAGE_LOG_FD + fi + rm -f conftest.err libconftest.a conftest conftest.c + rm -rf conftest.dSYM + ]) + case $host_os in + rhapsody* | darwin1.[[012]]) + _lt_dar_allow_undefined='${wl}-undefined ${wl}suppress' ;; + darwin1.*) + _lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress' ;; + darwin*) # darwin 5.x on + # if running on 10.5 or later, the deployment target defaults + # to the OS version, if on x86, and 10.4, the deployment + # target defaults to 10.4. Don't you love it? + case ${MACOSX_DEPLOYMENT_TARGET-10.0},$host in + 10.0,*86*-darwin8*|10.0,*-darwin[[91]]*) + _lt_dar_allow_undefined='${wl}-undefined ${wl}dynamic_lookup' ;; + 10.[[012]]*) + _lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress' ;; + 10.*) + _lt_dar_allow_undefined='${wl}-undefined ${wl}dynamic_lookup' ;; + esac + ;; + esac + if test "$lt_cv_apple_cc_single_mod" = "yes"; then + _lt_dar_single_mod='$single_module' + fi + if test "$lt_cv_ld_exported_symbols_list" = "yes"; then + _lt_dar_export_syms=' ${wl}-exported_symbols_list,$output_objdir/${libname}-symbols.expsym' + else + _lt_dar_export_syms='~$NMEDIT -s $output_objdir/${libname}-symbols.expsym ${lib}' + fi + if test "$DSYMUTIL" != ":" && test "$lt_cv_ld_force_load" = "no"; then + _lt_dsymutil='~$DSYMUTIL $lib || :' + else + _lt_dsymutil= + fi + ;; + esac +]) + + +# _LT_DARWIN_LINKER_FEATURES([TAG]) +# --------------------------------- +# Checks for linker and compiler features on darwin +m4_defun([_LT_DARWIN_LINKER_FEATURES], +[ + m4_require([_LT_REQUIRED_DARWIN_CHECKS]) + _LT_TAGVAR(archive_cmds_need_lc, $1)=no + _LT_TAGVAR(hardcode_direct, $1)=no + _LT_TAGVAR(hardcode_automatic, $1)=yes + _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported + if test "$lt_cv_ld_force_load" = "yes"; then + _LT_TAGVAR(whole_archive_flag_spec, $1)='`for conv in $convenience\"\"; do test -n \"$conv\" && new_convenience=\"$new_convenience ${wl}-force_load,$conv\"; done; func_echo_all \"$new_convenience\"`' + m4_case([$1], [F77], [_LT_TAGVAR(compiler_needs_object, $1)=yes], + [FC], [_LT_TAGVAR(compiler_needs_object, $1)=yes]) + else + _LT_TAGVAR(whole_archive_flag_spec, $1)='' + fi + _LT_TAGVAR(link_all_deplibs, $1)=yes + _LT_TAGVAR(allow_undefined_flag, $1)="$_lt_dar_allow_undefined" + case $cc_basename in + ifort*) _lt_dar_can_shared=yes ;; + *) _lt_dar_can_shared=$GCC ;; + esac + if test "$_lt_dar_can_shared" = "yes"; then + output_verbose_link_cmd=func_echo_all + _LT_TAGVAR(archive_cmds, $1)="\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring $_lt_dar_single_mod${_lt_dsymutil}" + _LT_TAGVAR(module_cmds, $1)="\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags${_lt_dsymutil}" + _LT_TAGVAR(archive_expsym_cmds, $1)="sed 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring ${_lt_dar_single_mod}${_lt_dar_export_syms}${_lt_dsymutil}" + _LT_TAGVAR(module_expsym_cmds, $1)="sed -e 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags${_lt_dar_export_syms}${_lt_dsymutil}" + m4_if([$1], [CXX], +[ if test "$lt_cv_apple_cc_single_mod" != "yes"; then + _LT_TAGVAR(archive_cmds, $1)="\$CC -r -keep_private_externs -nostdlib -o \${lib}-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \${lib}-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring${_lt_dsymutil}" + _LT_TAGVAR(archive_expsym_cmds, $1)="sed 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC -r -keep_private_externs -nostdlib -o \${lib}-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \${lib}-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring${_lt_dar_export_syms}${_lt_dsymutil}" + fi +],[]) + else + _LT_TAGVAR(ld_shlibs, $1)=no + fi +]) + +# _LT_SYS_MODULE_PATH_AIX([TAGNAME]) +# ---------------------------------- +# Links a minimal program and checks the executable +# for the system default hardcoded library path. In most cases, +# this is /usr/lib:/lib, but when the MPI compilers are used +# the location of the communication and MPI libs are included too. +# If we don't find anything, use the default library path according +# to the aix ld manual. +# Store the results from the different compilers for each TAGNAME. +# Allow to override them for all tags through lt_cv_aix_libpath. +m4_defun([_LT_SYS_MODULE_PATH_AIX], +[m4_require([_LT_DECL_SED])dnl +if test "${lt_cv_aix_libpath+set}" = set; then + aix_libpath=$lt_cv_aix_libpath +else + AC_CACHE_VAL([_LT_TAGVAR([lt_cv_aix_libpath_], [$1])], + [AC_LINK_IFELSE([AC_LANG_PROGRAM],[ + lt_aix_libpath_sed='[ + /Import File Strings/,/^$/ { + /^0/ { + s/^0 *\([^ ]*\) *$/\1/ + p + } + }]' + _LT_TAGVAR([lt_cv_aix_libpath_], [$1])=`dump -H conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"` + # Check for a 64-bit object if we didn't find anything. + if test -z "$_LT_TAGVAR([lt_cv_aix_libpath_], [$1])"; then + _LT_TAGVAR([lt_cv_aix_libpath_], [$1])=`dump -HX64 conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"` + fi],[]) + if test -z "$_LT_TAGVAR([lt_cv_aix_libpath_], [$1])"; then + _LT_TAGVAR([lt_cv_aix_libpath_], [$1])="/usr/lib:/lib" + fi + ]) + aix_libpath=$_LT_TAGVAR([lt_cv_aix_libpath_], [$1]) +fi +])# _LT_SYS_MODULE_PATH_AIX + + +# _LT_SHELL_INIT(ARG) +# ------------------- +m4_define([_LT_SHELL_INIT], +[m4_divert_text([M4SH-INIT], [$1 +])])# _LT_SHELL_INIT + + + +# _LT_PROG_ECHO_BACKSLASH +# ----------------------- +# Find how we can fake an echo command that does not interpret backslash. +# In particular, with Autoconf 2.60 or later we add some code to the start +# of the generated configure script which will find a shell with a builtin +# printf (which we can use as an echo command). +m4_defun([_LT_PROG_ECHO_BACKSLASH], +[ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\' +ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO +ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO$ECHO + +AC_MSG_CHECKING([how to print strings]) +# Test print first, because it will be a builtin if present. +if test "X`( print -r -- -n ) 2>/dev/null`" = X-n && \ + test "X`print -r -- $ECHO 2>/dev/null`" = "X$ECHO"; then + ECHO='print -r --' +elif test "X`printf %s $ECHO 2>/dev/null`" = "X$ECHO"; then + ECHO='printf %s\n' +else + # Use this function as a fallback that always works. + func_fallback_echo () + { + eval 'cat <<_LTECHO_EOF +$[]1 +_LTECHO_EOF' + } + ECHO='func_fallback_echo' +fi + +# func_echo_all arg... +# Invoke $ECHO with all args, space-separated. +func_echo_all () +{ + $ECHO "$*" +} + +case "$ECHO" in + printf*) AC_MSG_RESULT([printf]) ;; + print*) AC_MSG_RESULT([print -r]) ;; + *) AC_MSG_RESULT([cat]) ;; +esac + +m4_ifdef([_AS_DETECT_SUGGESTED], +[_AS_DETECT_SUGGESTED([ + test -n "${ZSH_VERSION+set}${BASH_VERSION+set}" || ( + ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\' + ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO + ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO$ECHO + PATH=/empty FPATH=/empty; export PATH FPATH + test "X`printf %s $ECHO`" = "X$ECHO" \ + || test "X`print -r -- $ECHO`" = "X$ECHO" )])]) + +_LT_DECL([], [SHELL], [1], [Shell to use when invoking shell scripts]) +_LT_DECL([], [ECHO], [1], [An echo program that protects backslashes]) +])# _LT_PROG_ECHO_BACKSLASH + + +# _LT_WITH_SYSROOT +# ---------------- +AC_DEFUN([_LT_WITH_SYSROOT], +[AC_MSG_CHECKING([for sysroot]) +AC_ARG_WITH([sysroot], +[ --with-sysroot[=DIR] Search for dependent libraries within DIR + (or the compiler's sysroot if not specified).], +[], [with_sysroot=no]) + +dnl lt_sysroot will always be passed unquoted. We quote it here +dnl in case the user passed a directory name. +lt_sysroot= +case ${with_sysroot} in #( + yes) + if test "$GCC" = yes; then + lt_sysroot=`$CC --print-sysroot 2>/dev/null` + fi + ;; #( + /*) + lt_sysroot=`echo "$with_sysroot" | sed -e "$sed_quote_subst"` + ;; #( + no|'') + ;; #( + *) + AC_MSG_RESULT([${with_sysroot}]) + AC_MSG_ERROR([The sysroot must be an absolute path.]) + ;; +esac + + AC_MSG_RESULT([${lt_sysroot:-no}]) +_LT_DECL([], [lt_sysroot], [0], [The root where to search for ]dnl +[dependent libraries, and in which our libraries should be installed.])]) + +# _LT_ENABLE_LOCK +# --------------- +m4_defun([_LT_ENABLE_LOCK], +[AC_ARG_ENABLE([libtool-lock], + [AS_HELP_STRING([--disable-libtool-lock], + [avoid locking (might break parallel builds)])]) +test "x$enable_libtool_lock" != xno && enable_libtool_lock=yes + +# Some flags need to be propagated to the compiler or linker for good +# libtool support. +case $host in +ia64-*-hpux*) + # Find out which ABI we are using. + echo 'int i;' > conftest.$ac_ext + if AC_TRY_EVAL(ac_compile); then + case `/usr/bin/file conftest.$ac_objext` in + *ELF-32*) + HPUX_IA64_MODE="32" + ;; + *ELF-64*) + HPUX_IA64_MODE="64" + ;; + esac + fi + rm -rf conftest* + ;; +*-*-irix6*) + # Find out which ABI we are using. + echo '[#]line '$LINENO' "configure"' > conftest.$ac_ext + if AC_TRY_EVAL(ac_compile); then + if test "$lt_cv_prog_gnu_ld" = yes; then + case `/usr/bin/file conftest.$ac_objext` in + *32-bit*) + LD="${LD-ld} -melf32bsmip" + ;; + *N32*) + LD="${LD-ld} -melf32bmipn32" + ;; + *64-bit*) + LD="${LD-ld} -melf64bmip" + ;; + esac + else + case `/usr/bin/file conftest.$ac_objext` in + *32-bit*) + LD="${LD-ld} -32" + ;; + *N32*) + LD="${LD-ld} -n32" + ;; + *64-bit*) + LD="${LD-ld} -64" + ;; + esac + fi + fi + rm -rf conftest* + ;; + +x86_64-*kfreebsd*-gnu|x86_64-*linux*|powerpc*-*linux*| \ +s390*-*linux*|s390*-*tpf*|sparc*-*linux*) + # Find out which ABI we are using. + echo 'int i;' > conftest.$ac_ext + if AC_TRY_EVAL(ac_compile); then + case `/usr/bin/file conftest.o` in + *32-bit*) + case $host in + x86_64-*kfreebsd*-gnu) + LD="${LD-ld} -m elf_i386_fbsd" + ;; + x86_64-*linux*) + case `/usr/bin/file conftest.o` in + *x86-64*) + LD="${LD-ld} -m elf32_x86_64" + ;; + *) + LD="${LD-ld} -m elf_i386" + ;; + esac + ;; + powerpc64le-*) + LD="${LD-ld} -m elf32lppclinux" + ;; + powerpc64-*) + LD="${LD-ld} -m elf32ppclinux" + ;; + s390x-*linux*) + LD="${LD-ld} -m elf_s390" + ;; + sparc64-*linux*) + LD="${LD-ld} -m elf32_sparc" + ;; + esac + ;; + *64-bit*) + case $host in + x86_64-*kfreebsd*-gnu) + LD="${LD-ld} -m elf_x86_64_fbsd" + ;; + x86_64-*linux*) + LD="${LD-ld} -m elf_x86_64" + ;; + powerpcle-*) + LD="${LD-ld} -m elf64lppc" + ;; + powerpc-*) + LD="${LD-ld} -m elf64ppc" + ;; + s390*-*linux*|s390*-*tpf*) + LD="${LD-ld} -m elf64_s390" + ;; + sparc*-*linux*) + LD="${LD-ld} -m elf64_sparc" + ;; + esac + ;; + esac + fi + rm -rf conftest* + ;; + +*-*-sco3.2v5*) + # On SCO OpenServer 5, we need -belf to get full-featured binaries. + SAVE_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS -belf" + AC_CACHE_CHECK([whether the C compiler needs -belf], lt_cv_cc_needs_belf, + [AC_LANG_PUSH(C) + AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],[[]])],[lt_cv_cc_needs_belf=yes],[lt_cv_cc_needs_belf=no]) + AC_LANG_POP]) + if test x"$lt_cv_cc_needs_belf" != x"yes"; then + # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf + CFLAGS="$SAVE_CFLAGS" + fi + ;; +*-*solaris*) + # Find out which ABI we are using. + echo 'int i;' > conftest.$ac_ext + if AC_TRY_EVAL(ac_compile); then + case `/usr/bin/file conftest.o` in + *64-bit*) + case $lt_cv_prog_gnu_ld in + yes*) + case $host in + i?86-*-solaris*) + LD="${LD-ld} -m elf_x86_64" + ;; + sparc*-*-solaris*) + LD="${LD-ld} -m elf64_sparc" + ;; + esac + # GNU ld 2.21 introduced _sol2 emulations. Use them if available. + if ${LD-ld} -V | grep _sol2 >/dev/null 2>&1; then + LD="${LD-ld}_sol2" + fi + ;; + *) + if ${LD-ld} -64 -r -o conftest2.o conftest.o >/dev/null 2>&1; then + LD="${LD-ld} -64" + fi + ;; + esac + ;; + esac + fi + rm -rf conftest* + ;; +esac + +need_locks="$enable_libtool_lock" +])# _LT_ENABLE_LOCK + + +# _LT_PROG_AR +# ----------- +m4_defun([_LT_PROG_AR], +[AC_CHECK_TOOLS(AR, [ar], false) +: ${AR=ar} +: ${AR_FLAGS=cru} +_LT_DECL([], [AR], [1], [The archiver]) +_LT_DECL([], [AR_FLAGS], [1], [Flags to create an archive]) + +AC_CACHE_CHECK([for archiver @FILE support], [lt_cv_ar_at_file], + [lt_cv_ar_at_file=no + AC_COMPILE_IFELSE([AC_LANG_PROGRAM], + [echo conftest.$ac_objext > conftest.lst + lt_ar_try='$AR $AR_FLAGS libconftest.a @conftest.lst >&AS_MESSAGE_LOG_FD' + AC_TRY_EVAL([lt_ar_try]) + if test "$ac_status" -eq 0; then + # Ensure the archiver fails upon bogus file names. + rm -f conftest.$ac_objext libconftest.a + AC_TRY_EVAL([lt_ar_try]) + if test "$ac_status" -ne 0; then + lt_cv_ar_at_file=@ + fi + fi + rm -f conftest.* libconftest.a + ]) + ]) + +if test "x$lt_cv_ar_at_file" = xno; then + archiver_list_spec= +else + archiver_list_spec=$lt_cv_ar_at_file +fi +_LT_DECL([], [archiver_list_spec], [1], + [How to feed a file listing to the archiver]) +])# _LT_PROG_AR + + +# _LT_CMD_OLD_ARCHIVE +# ------------------- +m4_defun([_LT_CMD_OLD_ARCHIVE], +[_LT_PROG_AR + +AC_CHECK_TOOL(STRIP, strip, :) +test -z "$STRIP" && STRIP=: +_LT_DECL([], [STRIP], [1], [A symbol stripping program]) + +AC_CHECK_TOOL(RANLIB, ranlib, :) +test -z "$RANLIB" && RANLIB=: +_LT_DECL([], [RANLIB], [1], + [Commands used to install an old-style archive]) + +# Determine commands to create old-style static archives. +old_archive_cmds='$AR $AR_FLAGS $oldlib$oldobjs' +old_postinstall_cmds='chmod 644 $oldlib' +old_postuninstall_cmds= + +if test -n "$RANLIB"; then + case $host_os in + openbsd*) + old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB -t \$tool_oldlib" + ;; + *) + old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB \$tool_oldlib" + ;; + esac + old_archive_cmds="$old_archive_cmds~\$RANLIB \$tool_oldlib" +fi + +case $host_os in + darwin*) + lock_old_archive_extraction=yes ;; + *) + lock_old_archive_extraction=no ;; +esac +_LT_DECL([], [old_postinstall_cmds], [2]) +_LT_DECL([], [old_postuninstall_cmds], [2]) +_LT_TAGDECL([], [old_archive_cmds], [2], + [Commands used to build an old-style archive]) +_LT_DECL([], [lock_old_archive_extraction], [0], + [Whether to use a lock for old archive extraction]) +])# _LT_CMD_OLD_ARCHIVE + + +# _LT_COMPILER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS, +# [OUTPUT-FILE], [ACTION-SUCCESS], [ACTION-FAILURE]) +# ---------------------------------------------------------------- +# Check whether the given compiler option works +AC_DEFUN([_LT_COMPILER_OPTION], +[m4_require([_LT_FILEUTILS_DEFAULTS])dnl +m4_require([_LT_DECL_SED])dnl +AC_CACHE_CHECK([$1], [$2], + [$2=no + m4_if([$4], , [ac_outfile=conftest.$ac_objext], [ac_outfile=$4]) + echo "$lt_simple_compile_test_code" > conftest.$ac_ext + lt_compiler_flag="$3" + # Insert the option either (1) after the last *FLAGS variable, or + # (2) before a word containing "conftest.", or (3) at the end. + # Note that $ac_compile itself does not contain backslashes and begins + # with a dollar sign (not a hyphen), so the echo should work correctly. + # The option is referenced via a variable to avoid confusing sed. + lt_compile=`echo "$ac_compile" | $SED \ + -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \ + -e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \ + -e 's:$: $lt_compiler_flag:'` + (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&AS_MESSAGE_LOG_FD) + (eval "$lt_compile" 2>conftest.err) + ac_status=$? + cat conftest.err >&AS_MESSAGE_LOG_FD + echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD + if (exit $ac_status) && test -s "$ac_outfile"; then + # The compiler can only warn and ignore the option if not recognized + # So say no if there are warnings other than the usual output. + $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' >conftest.exp + $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2 + if test ! -s conftest.er2 || diff conftest.exp conftest.er2 >/dev/null; then + $2=yes + fi + fi + $RM conftest* +]) + +if test x"[$]$2" = xyes; then + m4_if([$5], , :, [$5]) +else + m4_if([$6], , :, [$6]) +fi +])# _LT_COMPILER_OPTION + +# Old name: +AU_ALIAS([AC_LIBTOOL_COMPILER_OPTION], [_LT_COMPILER_OPTION]) +dnl aclocal-1.4 backwards compatibility: +dnl AC_DEFUN([AC_LIBTOOL_COMPILER_OPTION], []) + + +# _LT_LINKER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS, +# [ACTION-SUCCESS], [ACTION-FAILURE]) +# ---------------------------------------------------- +# Check whether the given linker option works +AC_DEFUN([_LT_LINKER_OPTION], +[m4_require([_LT_FILEUTILS_DEFAULTS])dnl +m4_require([_LT_DECL_SED])dnl +AC_CACHE_CHECK([$1], [$2], + [$2=no + save_LDFLAGS="$LDFLAGS" + LDFLAGS="$LDFLAGS $3" + echo "$lt_simple_link_test_code" > conftest.$ac_ext + if (eval $ac_link 2>conftest.err) && test -s conftest$ac_exeext; then + # The linker can only warn and ignore the option if not recognized + # So say no if there are warnings + if test -s conftest.err; then + # Append any errors to the config.log. + cat conftest.err 1>&AS_MESSAGE_LOG_FD + $ECHO "$_lt_linker_boilerplate" | $SED '/^$/d' > conftest.exp + $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2 + if diff conftest.exp conftest.er2 >/dev/null; then + $2=yes + fi + else + $2=yes + fi + fi + $RM -r conftest* + LDFLAGS="$save_LDFLAGS" +]) + +if test x"[$]$2" = xyes; then + m4_if([$4], , :, [$4]) +else + m4_if([$5], , :, [$5]) +fi +])# _LT_LINKER_OPTION + +# Old name: +AU_ALIAS([AC_LIBTOOL_LINKER_OPTION], [_LT_LINKER_OPTION]) +dnl aclocal-1.4 backwards compatibility: +dnl AC_DEFUN([AC_LIBTOOL_LINKER_OPTION], []) + + +# LT_CMD_MAX_LEN +#--------------- +AC_DEFUN([LT_CMD_MAX_LEN], +[AC_REQUIRE([AC_CANONICAL_HOST])dnl +# find the maximum length of command line arguments +AC_MSG_CHECKING([the maximum length of command line arguments]) +AC_CACHE_VAL([lt_cv_sys_max_cmd_len], [dnl + i=0 + teststring="ABCD" + + case $build_os in + msdosdjgpp*) + # On DJGPP, this test can blow up pretty badly due to problems in libc + # (any single argument exceeding 2000 bytes causes a buffer overrun + # during glob expansion). Even if it were fixed, the result of this + # check would be larger than it should be. + lt_cv_sys_max_cmd_len=12288; # 12K is about right + ;; + + gnu*) + # Under GNU Hurd, this test is not required because there is + # no limit to the length of command line arguments. + # Libtool will interpret -1 as no limit whatsoever + lt_cv_sys_max_cmd_len=-1; + ;; + + cygwin* | mingw* | cegcc*) + # On Win9x/ME, this test blows up -- it succeeds, but takes + # about 5 minutes as the teststring grows exponentially. + # Worse, since 9x/ME are not pre-emptively multitasking, + # you end up with a "frozen" computer, even though with patience + # the test eventually succeeds (with a max line length of 256k). + # Instead, let's just punt: use the minimum linelength reported by + # all of the supported platforms: 8192 (on NT/2K/XP). + lt_cv_sys_max_cmd_len=8192; + ;; + + mint*) + # On MiNT this can take a long time and run out of memory. + lt_cv_sys_max_cmd_len=8192; + ;; + + amigaos*) + # On AmigaOS with pdksh, this test takes hours, literally. + # So we just punt and use a minimum line length of 8192. + lt_cv_sys_max_cmd_len=8192; + ;; + + netbsd* | freebsd* | openbsd* | darwin* | dragonfly*) + # This has been around since 386BSD, at least. Likely further. + if test -x /sbin/sysctl; then + lt_cv_sys_max_cmd_len=`/sbin/sysctl -n kern.argmax` + elif test -x /usr/sbin/sysctl; then + lt_cv_sys_max_cmd_len=`/usr/sbin/sysctl -n kern.argmax` + else + lt_cv_sys_max_cmd_len=65536 # usable default for all BSDs + fi + # And add a safety zone + lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4` + lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3` + ;; + + interix*) + # We know the value 262144 and hardcode it with a safety zone (like BSD) + lt_cv_sys_max_cmd_len=196608 + ;; + + os2*) + # The test takes a long time on OS/2. + lt_cv_sys_max_cmd_len=8192 + ;; + + osf*) + # Dr. Hans Ekkehard Plesser reports seeing a kernel panic running configure + # due to this test when exec_disable_arg_limit is 1 on Tru64. It is not + # nice to cause kernel panics so lets avoid the loop below. + # First set a reasonable default. + lt_cv_sys_max_cmd_len=16384 + # + if test -x /sbin/sysconfig; then + case `/sbin/sysconfig -q proc exec_disable_arg_limit` in + *1*) lt_cv_sys_max_cmd_len=-1 ;; + esac + fi + ;; + sco3.2v5*) + lt_cv_sys_max_cmd_len=102400 + ;; + sysv5* | sco5v6* | sysv4.2uw2*) + kargmax=`grep ARG_MAX /etc/conf/cf.d/stune 2>/dev/null` + if test -n "$kargmax"; then + lt_cv_sys_max_cmd_len=`echo $kargmax | sed 's/.*[[ ]]//'` + else + lt_cv_sys_max_cmd_len=32768 + fi + ;; + *) + lt_cv_sys_max_cmd_len=`(getconf ARG_MAX) 2> /dev/null` + if test -n "$lt_cv_sys_max_cmd_len" && \ + test undefined != "$lt_cv_sys_max_cmd_len"; then + lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4` + lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3` + else + # Make teststring a little bigger before we do anything with it. + # a 1K string should be a reasonable start. + for i in 1 2 3 4 5 6 7 8 ; do + teststring=$teststring$teststring + done + SHELL=${SHELL-${CONFIG_SHELL-/bin/sh}} + # If test is not a shell built-in, we'll probably end up computing a + # maximum length that is only half of the actual maximum length, but + # we can't tell. + while { test "X"`env echo "$teststring$teststring" 2>/dev/null` \ + = "X$teststring$teststring"; } >/dev/null 2>&1 && + test $i != 17 # 1/2 MB should be enough + do + i=`expr $i + 1` + teststring=$teststring$teststring + done + # Only check the string length outside the loop. + lt_cv_sys_max_cmd_len=`expr "X$teststring" : ".*" 2>&1` + teststring= + # Add a significant safety factor because C++ compilers can tack on + # massive amounts of additional arguments before passing them to the + # linker. It appears as though 1/2 is a usable value. + lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 2` + fi + ;; + esac +]) +if test -n $lt_cv_sys_max_cmd_len ; then + AC_MSG_RESULT($lt_cv_sys_max_cmd_len) +else + AC_MSG_RESULT(none) +fi +max_cmd_len=$lt_cv_sys_max_cmd_len +_LT_DECL([], [max_cmd_len], [0], + [What is the maximum length of a command?]) +])# LT_CMD_MAX_LEN + +# Old name: +AU_ALIAS([AC_LIBTOOL_SYS_MAX_CMD_LEN], [LT_CMD_MAX_LEN]) +dnl aclocal-1.4 backwards compatibility: +dnl AC_DEFUN([AC_LIBTOOL_SYS_MAX_CMD_LEN], []) + + +# _LT_HEADER_DLFCN +# ---------------- +m4_defun([_LT_HEADER_DLFCN], +[AC_CHECK_HEADERS([dlfcn.h], [], [], [AC_INCLUDES_DEFAULT])dnl +])# _LT_HEADER_DLFCN + + +# _LT_TRY_DLOPEN_SELF (ACTION-IF-TRUE, ACTION-IF-TRUE-W-USCORE, +# ACTION-IF-FALSE, ACTION-IF-CROSS-COMPILING) +# ---------------------------------------------------------------- +m4_defun([_LT_TRY_DLOPEN_SELF], +[m4_require([_LT_HEADER_DLFCN])dnl +if test "$cross_compiling" = yes; then : + [$4] +else + lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2 + lt_status=$lt_dlunknown + cat > conftest.$ac_ext <<_LT_EOF +[#line $LINENO "configure" +#include "confdefs.h" + +#if HAVE_DLFCN_H +#include +#endif + +#include + +#ifdef RTLD_GLOBAL +# define LT_DLGLOBAL RTLD_GLOBAL +#else +# ifdef DL_GLOBAL +# define LT_DLGLOBAL DL_GLOBAL +# else +# define LT_DLGLOBAL 0 +# endif +#endif + +/* We may have to define LT_DLLAZY_OR_NOW in the command line if we + find out it does not work in some platform. */ +#ifndef LT_DLLAZY_OR_NOW +# ifdef RTLD_LAZY +# define LT_DLLAZY_OR_NOW RTLD_LAZY +# else +# ifdef DL_LAZY +# define LT_DLLAZY_OR_NOW DL_LAZY +# else +# ifdef RTLD_NOW +# define LT_DLLAZY_OR_NOW RTLD_NOW +# else +# ifdef DL_NOW +# define LT_DLLAZY_OR_NOW DL_NOW +# else +# define LT_DLLAZY_OR_NOW 0 +# endif +# endif +# endif +# endif +#endif + +/* When -fvisbility=hidden is used, assume the code has been annotated + correspondingly for the symbols needed. */ +#if defined(__GNUC__) && (((__GNUC__ == 3) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 3)) +int fnord () __attribute__((visibility("default"))); +#endif + +int fnord () { return 42; } +int main () +{ + void *self = dlopen (0, LT_DLGLOBAL|LT_DLLAZY_OR_NOW); + int status = $lt_dlunknown; + + if (self) + { + if (dlsym (self,"fnord")) status = $lt_dlno_uscore; + else + { + if (dlsym( self,"_fnord")) status = $lt_dlneed_uscore; + else puts (dlerror ()); + } + /* dlclose (self); */ + } + else + puts (dlerror ()); + + return status; +}] +_LT_EOF + if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext} 2>/dev/null; then + (./conftest; exit; ) >&AS_MESSAGE_LOG_FD 2>/dev/null + lt_status=$? + case x$lt_status in + x$lt_dlno_uscore) $1 ;; + x$lt_dlneed_uscore) $2 ;; + x$lt_dlunknown|x*) $3 ;; + esac + else : + # compilation failed + $3 + fi +fi +rm -fr conftest* +])# _LT_TRY_DLOPEN_SELF + + +# LT_SYS_DLOPEN_SELF +# ------------------ +AC_DEFUN([LT_SYS_DLOPEN_SELF], +[m4_require([_LT_HEADER_DLFCN])dnl +if test "x$enable_dlopen" != xyes; then + enable_dlopen=unknown + enable_dlopen_self=unknown + enable_dlopen_self_static=unknown +else + lt_cv_dlopen=no + lt_cv_dlopen_libs= + + case $host_os in + beos*) + lt_cv_dlopen="load_add_on" + lt_cv_dlopen_libs= + lt_cv_dlopen_self=yes + ;; + + mingw* | pw32* | cegcc*) + lt_cv_dlopen="LoadLibrary" + lt_cv_dlopen_libs= + ;; + + cygwin*) + lt_cv_dlopen="dlopen" + lt_cv_dlopen_libs= + ;; + + darwin*) + # if libdl is installed we need to link against it + AC_CHECK_LIB([dl], [dlopen], + [lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"],[ + lt_cv_dlopen="dyld" + lt_cv_dlopen_libs= + lt_cv_dlopen_self=yes + ]) + ;; + + *) + AC_CHECK_FUNC([shl_load], + [lt_cv_dlopen="shl_load"], + [AC_CHECK_LIB([dld], [shl_load], + [lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-ldld"], + [AC_CHECK_FUNC([dlopen], + [lt_cv_dlopen="dlopen"], + [AC_CHECK_LIB([dl], [dlopen], + [lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"], + [AC_CHECK_LIB([svld], [dlopen], + [lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-lsvld"], + [AC_CHECK_LIB([dld], [dld_link], + [lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-ldld"]) + ]) + ]) + ]) + ]) + ]) + ;; + esac + + if test "x$lt_cv_dlopen" != xno; then + enable_dlopen=yes + else + enable_dlopen=no + fi + + case $lt_cv_dlopen in + dlopen) + save_CPPFLAGS="$CPPFLAGS" + test "x$ac_cv_header_dlfcn_h" = xyes && CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H" + + save_LDFLAGS="$LDFLAGS" + wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\" + + save_LIBS="$LIBS" + LIBS="$lt_cv_dlopen_libs $LIBS" + + AC_CACHE_CHECK([whether a program can dlopen itself], + lt_cv_dlopen_self, [dnl + _LT_TRY_DLOPEN_SELF( + lt_cv_dlopen_self=yes, lt_cv_dlopen_self=yes, + lt_cv_dlopen_self=no, lt_cv_dlopen_self=cross) + ]) + + if test "x$lt_cv_dlopen_self" = xyes; then + wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $lt_prog_compiler_static\" + AC_CACHE_CHECK([whether a statically linked program can dlopen itself], + lt_cv_dlopen_self_static, [dnl + _LT_TRY_DLOPEN_SELF( + lt_cv_dlopen_self_static=yes, lt_cv_dlopen_self_static=yes, + lt_cv_dlopen_self_static=no, lt_cv_dlopen_self_static=cross) + ]) + fi + + CPPFLAGS="$save_CPPFLAGS" + LDFLAGS="$save_LDFLAGS" + LIBS="$save_LIBS" + ;; + esac + + case $lt_cv_dlopen_self in + yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;; + *) enable_dlopen_self=unknown ;; + esac + + case $lt_cv_dlopen_self_static in + yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;; + *) enable_dlopen_self_static=unknown ;; + esac +fi +_LT_DECL([dlopen_support], [enable_dlopen], [0], + [Whether dlopen is supported]) +_LT_DECL([dlopen_self], [enable_dlopen_self], [0], + [Whether dlopen of programs is supported]) +_LT_DECL([dlopen_self_static], [enable_dlopen_self_static], [0], + [Whether dlopen of statically linked programs is supported]) +])# LT_SYS_DLOPEN_SELF + +# Old name: +AU_ALIAS([AC_LIBTOOL_DLOPEN_SELF], [LT_SYS_DLOPEN_SELF]) +dnl aclocal-1.4 backwards compatibility: +dnl AC_DEFUN([AC_LIBTOOL_DLOPEN_SELF], []) + + +# _LT_COMPILER_C_O([TAGNAME]) +# --------------------------- +# Check to see if options -c and -o are simultaneously supported by compiler. +# This macro does not hard code the compiler like AC_PROG_CC_C_O. +m4_defun([_LT_COMPILER_C_O], +[m4_require([_LT_DECL_SED])dnl +m4_require([_LT_FILEUTILS_DEFAULTS])dnl +m4_require([_LT_TAG_COMPILER])dnl +AC_CACHE_CHECK([if $compiler supports -c -o file.$ac_objext], + [_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)], + [_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=no + $RM -r conftest 2>/dev/null + mkdir conftest + cd conftest + mkdir out + echo "$lt_simple_compile_test_code" > conftest.$ac_ext + + lt_compiler_flag="-o out/conftest2.$ac_objext" + # Insert the option either (1) after the last *FLAGS variable, or + # (2) before a word containing "conftest.", or (3) at the end. + # Note that $ac_compile itself does not contain backslashes and begins + # with a dollar sign (not a hyphen), so the echo should work correctly. + lt_compile=`echo "$ac_compile" | $SED \ + -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \ + -e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \ + -e 's:$: $lt_compiler_flag:'` + (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&AS_MESSAGE_LOG_FD) + (eval "$lt_compile" 2>out/conftest.err) + ac_status=$? + cat out/conftest.err >&AS_MESSAGE_LOG_FD + echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD + if (exit $ac_status) && test -s out/conftest2.$ac_objext + then + # The compiler can only warn and ignore the option if not recognized + # So say no if there are warnings + $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' > out/conftest.exp + $SED '/^$/d; /^ *+/d' out/conftest.err >out/conftest.er2 + if test ! -s out/conftest.er2 || diff out/conftest.exp out/conftest.er2 >/dev/null; then + _LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes + fi + fi + chmod u+w . 2>&AS_MESSAGE_LOG_FD + $RM conftest* + # SGI C++ compiler will create directory out/ii_files/ for + # template instantiation + test -d out/ii_files && $RM out/ii_files/* && rmdir out/ii_files + $RM out/* && rmdir out + cd .. + $RM -r conftest + $RM conftest* +]) +_LT_TAGDECL([compiler_c_o], [lt_cv_prog_compiler_c_o], [1], + [Does compiler simultaneously support -c and -o options?]) +])# _LT_COMPILER_C_O + + +# _LT_COMPILER_FILE_LOCKS([TAGNAME]) +# ---------------------------------- +# Check to see if we can do hard links to lock some files if needed +m4_defun([_LT_COMPILER_FILE_LOCKS], +[m4_require([_LT_ENABLE_LOCK])dnl +m4_require([_LT_FILEUTILS_DEFAULTS])dnl +_LT_COMPILER_C_O([$1]) + +hard_links="nottested" +if test "$_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)" = no && test "$need_locks" != no; then + # do not overwrite the value of need_locks provided by the user + AC_MSG_CHECKING([if we can lock with hard links]) + hard_links=yes + $RM conftest* + ln conftest.a conftest.b 2>/dev/null && hard_links=no + touch conftest.a + ln conftest.a conftest.b 2>&5 || hard_links=no + ln conftest.a conftest.b 2>/dev/null && hard_links=no + AC_MSG_RESULT([$hard_links]) + if test "$hard_links" = no; then + AC_MSG_WARN([`$CC' does not support `-c -o', so `make -j' may be unsafe]) + need_locks=warn + fi +else + need_locks=no +fi +_LT_DECL([], [need_locks], [1], [Must we lock files when doing compilation?]) +])# _LT_COMPILER_FILE_LOCKS + + +# _LT_CHECK_OBJDIR +# ---------------- +m4_defun([_LT_CHECK_OBJDIR], +[AC_CACHE_CHECK([for objdir], [lt_cv_objdir], +[rm -f .libs 2>/dev/null +mkdir .libs 2>/dev/null +if test -d .libs; then + lt_cv_objdir=.libs +else + # MS-DOS does not allow filenames that begin with a dot. + lt_cv_objdir=_libs +fi +rmdir .libs 2>/dev/null]) +objdir=$lt_cv_objdir +_LT_DECL([], [objdir], [0], + [The name of the directory that contains temporary libtool files])dnl +m4_pattern_allow([LT_OBJDIR])dnl +AC_DEFINE_UNQUOTED(LT_OBJDIR, "$lt_cv_objdir/", + [Define to the sub-directory in which libtool stores uninstalled libraries.]) +])# _LT_CHECK_OBJDIR + + +# _LT_LINKER_HARDCODE_LIBPATH([TAGNAME]) +# -------------------------------------- +# Check hardcoding attributes. +m4_defun([_LT_LINKER_HARDCODE_LIBPATH], +[AC_MSG_CHECKING([how to hardcode library paths into programs]) +_LT_TAGVAR(hardcode_action, $1)= +if test -n "$_LT_TAGVAR(hardcode_libdir_flag_spec, $1)" || + test -n "$_LT_TAGVAR(runpath_var, $1)" || + test "X$_LT_TAGVAR(hardcode_automatic, $1)" = "Xyes" ; then + + # We can hardcode non-existent directories. + if test "$_LT_TAGVAR(hardcode_direct, $1)" != no && + # If the only mechanism to avoid hardcoding is shlibpath_var, we + # have to relink, otherwise we might link with an installed library + # when we should be linking with a yet-to-be-installed one + ## test "$_LT_TAGVAR(hardcode_shlibpath_var, $1)" != no && + test "$_LT_TAGVAR(hardcode_minus_L, $1)" != no; then + # Linking always hardcodes the temporary library directory. + _LT_TAGVAR(hardcode_action, $1)=relink + else + # We can link without hardcoding, and we can hardcode nonexisting dirs. + _LT_TAGVAR(hardcode_action, $1)=immediate + fi +else + # We cannot hardcode anything, or else we can only hardcode existing + # directories. + _LT_TAGVAR(hardcode_action, $1)=unsupported +fi +AC_MSG_RESULT([$_LT_TAGVAR(hardcode_action, $1)]) + +if test "$_LT_TAGVAR(hardcode_action, $1)" = relink || + test "$_LT_TAGVAR(inherit_rpath, $1)" = yes; then + # Fast installation is not supported + enable_fast_install=no +elif test "$shlibpath_overrides_runpath" = yes || + test "$enable_shared" = no; then + # Fast installation is not necessary + enable_fast_install=needless +fi +_LT_TAGDECL([], [hardcode_action], [0], + [How to hardcode a shared library path into an executable]) +])# _LT_LINKER_HARDCODE_LIBPATH + + +# _LT_CMD_STRIPLIB +# ---------------- +m4_defun([_LT_CMD_STRIPLIB], +[m4_require([_LT_DECL_EGREP]) +striplib= +old_striplib= +AC_MSG_CHECKING([whether stripping libraries is possible]) +if test -n "$STRIP" && $STRIP -V 2>&1 | $GREP "GNU strip" >/dev/null; then + test -z "$old_striplib" && old_striplib="$STRIP --strip-debug" + test -z "$striplib" && striplib="$STRIP --strip-unneeded" + AC_MSG_RESULT([yes]) +else +# FIXME - insert some real tests, host_os isn't really good enough + case $host_os in + darwin*) + if test -n "$STRIP" ; then + striplib="$STRIP -x" + old_striplib="$STRIP -S" + AC_MSG_RESULT([yes]) + else + AC_MSG_RESULT([no]) + fi + ;; + *) + AC_MSG_RESULT([no]) + ;; + esac +fi +_LT_DECL([], [old_striplib], [1], [Commands to strip libraries]) +_LT_DECL([], [striplib], [1]) +])# _LT_CMD_STRIPLIB + + +# _LT_SYS_DYNAMIC_LINKER([TAG]) +# ----------------------------- +# PORTME Fill in your ld.so characteristics +m4_defun([_LT_SYS_DYNAMIC_LINKER], +[AC_REQUIRE([AC_CANONICAL_HOST])dnl +m4_require([_LT_DECL_EGREP])dnl +m4_require([_LT_FILEUTILS_DEFAULTS])dnl +m4_require([_LT_DECL_OBJDUMP])dnl +m4_require([_LT_DECL_SED])dnl +m4_require([_LT_CHECK_SHELL_FEATURES])dnl +AC_MSG_CHECKING([dynamic linker characteristics]) +m4_if([$1], + [], [ +if test "$GCC" = yes; then + case $host_os in + darwin*) lt_awk_arg="/^libraries:/,/LR/" ;; + *) lt_awk_arg="/^libraries:/" ;; + esac + case $host_os in + mingw* | cegcc*) lt_sed_strip_eq="s,=\([[A-Za-z]]:\),\1,g" ;; + *) lt_sed_strip_eq="s,=/,/,g" ;; + esac + lt_search_path_spec=`$CC -print-search-dirs | awk $lt_awk_arg | $SED -e "s/^libraries://" -e $lt_sed_strip_eq` + case $lt_search_path_spec in + *\;*) + # if the path contains ";" then we assume it to be the separator + # otherwise default to the standard path separator (i.e. ":") - it is + # assumed that no part of a normal pathname contains ";" but that should + # okay in the real world where ";" in dirpaths is itself problematic. + lt_search_path_spec=`$ECHO "$lt_search_path_spec" | $SED 's/;/ /g'` + ;; + *) + lt_search_path_spec=`$ECHO "$lt_search_path_spec" | $SED "s/$PATH_SEPARATOR/ /g"` + ;; + esac + # Ok, now we have the path, separated by spaces, we can step through it + # and add multilib dir if necessary. + lt_tmp_lt_search_path_spec= + lt_multi_os_dir=`$CC $CPPFLAGS $CFLAGS $LDFLAGS -print-multi-os-directory 2>/dev/null` + for lt_sys_path in $lt_search_path_spec; do + if test -d "$lt_sys_path/$lt_multi_os_dir"; then + lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path/$lt_multi_os_dir" + else + test -d "$lt_sys_path" && \ + lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path" + fi + done + lt_search_path_spec=`$ECHO "$lt_tmp_lt_search_path_spec" | awk ' +BEGIN {RS=" "; FS="/|\n";} { + lt_foo=""; + lt_count=0; + for (lt_i = NF; lt_i > 0; lt_i--) { + if ($lt_i != "" && $lt_i != ".") { + if ($lt_i == "..") { + lt_count++; + } else { + if (lt_count == 0) { + lt_foo="/" $lt_i lt_foo; + } else { + lt_count--; + } + } + } + } + if (lt_foo != "") { lt_freq[[lt_foo]]++; } + if (lt_freq[[lt_foo]] == 1) { print lt_foo; } +}'` + # AWK program above erroneously prepends '/' to C:/dos/paths + # for these hosts. + case $host_os in + mingw* | cegcc*) lt_search_path_spec=`$ECHO "$lt_search_path_spec" |\ + $SED 's,/\([[A-Za-z]]:\),\1,g'` ;; + esac + sys_lib_search_path_spec=`$ECHO "$lt_search_path_spec" | $lt_NL2SP` +else + sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib" +fi]) +library_names_spec= +libname_spec='lib$name' +soname_spec= +shrext_cmds=".so" +postinstall_cmds= +postuninstall_cmds= +finish_cmds= +finish_eval= +shlibpath_var= +shlibpath_overrides_runpath=unknown +version_type=none +dynamic_linker="$host_os ld.so" +sys_lib_dlsearch_path_spec="/lib /usr/lib" +need_lib_prefix=unknown +hardcode_into_libs=no + +# when you set need_version to no, make sure it does not cause -set_version +# flags to be left without arguments +need_version=unknown + +case $host_os in +aix3*) + version_type=linux # correct to gnu/linux during the next big refactor + library_names_spec='${libname}${release}${shared_ext}$versuffix $libname.a' + shlibpath_var=LIBPATH + + # AIX 3 has no versioning support, so we append a major version to the name. + soname_spec='${libname}${release}${shared_ext}$major' + ;; + +aix[[4-9]]*) + version_type=linux # correct to gnu/linux during the next big refactor + need_lib_prefix=no + need_version=no + hardcode_into_libs=yes + if test "$host_cpu" = ia64; then + # AIX 5 supports IA64 + library_names_spec='${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext}$versuffix $libname${shared_ext}' + shlibpath_var=LD_LIBRARY_PATH + else + # With GCC up to 2.95.x, collect2 would create an import file + # for dependence libraries. The import file would start with + # the line `#! .'. This would cause the generated library to + # depend on `.', always an invalid library. This was fixed in + # development snapshots of GCC prior to 3.0. + case $host_os in + aix4 | aix4.[[01]] | aix4.[[01]].*) + if { echo '#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 97)' + echo ' yes ' + echo '#endif'; } | ${CC} -E - | $GREP yes > /dev/null; then + : + else + can_build_shared=no + fi + ;; + esac + # AIX (on Power*) has no versioning support, so currently we can not hardcode correct + # soname into executable. Probably we can add versioning support to + # collect2, so additional links can be useful in future. + if test "$aix_use_runtimelinking" = yes; then + # If using run time linking (on AIX 4.2 or later) use lib.so + # instead of lib.a to let people know that these are not + # typical AIX shared libraries. + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}' + else + # We preserve .a as extension for shared libraries through AIX4.2 + # and later when we are not doing run time linking. + library_names_spec='${libname}${release}.a $libname.a' + soname_spec='${libname}${release}${shared_ext}$major' + fi + shlibpath_var=LIBPATH + fi + ;; + +amigaos*) + case $host_cpu in + powerpc) + # Since July 2007 AmigaOS4 officially supports .so libraries. + # When compiling the executable, add -use-dynld -Lsobjs: to the compileline. + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}' + ;; + m68k) + library_names_spec='$libname.ixlibrary $libname.a' + # Create ${libname}_ixlibrary.a entries in /sys/libs. + finish_eval='for lib in `ls $libdir/*.ixlibrary 2>/dev/null`; do libname=`func_echo_all "$lib" | $SED '\''s%^.*/\([[^/]]*\)\.ixlibrary$%\1%'\''`; test $RM /sys/libs/${libname}_ixlibrary.a; $show "cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a"; cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a || exit 1; done' + ;; + esac + ;; + +beos*) + library_names_spec='${libname}${shared_ext}' + dynamic_linker="$host_os ld.so" + shlibpath_var=LIBRARY_PATH + ;; + +bsdi[[45]]*) + version_type=linux # correct to gnu/linux during the next big refactor + need_version=no + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}' + soname_spec='${libname}${release}${shared_ext}$major' + finish_cmds='PATH="\$PATH:/sbin" ldconfig $libdir' + shlibpath_var=LD_LIBRARY_PATH + sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib" + sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib" + # the default ld.so.conf also contains /usr/contrib/lib and + # /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow + # libtool to hard-code these into programs + ;; + +cygwin* | mingw* | pw32* | cegcc*) + version_type=windows + shrext_cmds=".dll" + need_version=no + need_lib_prefix=no + + case $GCC,$cc_basename in + yes,*) + # gcc + library_names_spec='$libname.dll.a' + # DLL is installed to $(libdir)/../bin by postinstall_cmds + postinstall_cmds='base_file=`basename \${file}`~ + dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\${base_file}'\''i; echo \$dlname'\''`~ + dldir=$destdir/`dirname \$dlpath`~ + test -d \$dldir || mkdir -p \$dldir~ + $install_prog $dir/$dlname \$dldir/$dlname~ + chmod a+x \$dldir/$dlname~ + if test -n '\''$stripme'\'' && test -n '\''$striplib'\''; then + eval '\''$striplib \$dldir/$dlname'\'' || exit \$?; + fi' + postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~ + dlpath=$dir/\$dldll~ + $RM \$dlpath' + shlibpath_overrides_runpath=yes + + case $host_os in + cygwin*) + # Cygwin DLLs use 'cyg' prefix rather than 'lib' + soname_spec='`echo ${libname} | sed -e 's/^lib/cyg/'``echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}' +m4_if([$1], [],[ + sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/lib/w32api"]) + ;; + mingw* | cegcc*) + # MinGW DLLs use traditional 'lib' prefix + soname_spec='${libname}`echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}' + ;; + pw32*) + # pw32 DLLs use 'pw' prefix rather than 'lib' + library_names_spec='`echo ${libname} | sed -e 's/^lib/pw/'``echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}' + ;; + esac + dynamic_linker='Win32 ld.exe' + ;; + + *,cl*) + # Native MSVC + libname_spec='$name' + soname_spec='${libname}`echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}' + library_names_spec='${libname}.dll.lib' + + case $build_os in + mingw*) + sys_lib_search_path_spec= + lt_save_ifs=$IFS + IFS=';' + for lt_path in $LIB + do + IFS=$lt_save_ifs + # Let DOS variable expansion print the short 8.3 style file name. + lt_path=`cd "$lt_path" 2>/dev/null && cmd //C "for %i in (".") do @echo %~si"` + sys_lib_search_path_spec="$sys_lib_search_path_spec $lt_path" + done + IFS=$lt_save_ifs + # Convert to MSYS style. + sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | sed -e 's|\\\\|/|g' -e 's| \\([[a-zA-Z]]\\):| /\\1|g' -e 's|^ ||'` + ;; + cygwin*) + # Convert to unix form, then to dos form, then back to unix form + # but this time dos style (no spaces!) so that the unix form looks + # like /cygdrive/c/PROGRA~1:/cygdr... + sys_lib_search_path_spec=`cygpath --path --unix "$LIB"` + sys_lib_search_path_spec=`cygpath --path --dos "$sys_lib_search_path_spec" 2>/dev/null` + sys_lib_search_path_spec=`cygpath --path --unix "$sys_lib_search_path_spec" | $SED -e "s/$PATH_SEPARATOR/ /g"` + ;; + *) + sys_lib_search_path_spec="$LIB" + if $ECHO "$sys_lib_search_path_spec" | [$GREP ';[c-zC-Z]:/' >/dev/null]; then + # It is most probably a Windows format PATH. + sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | $SED -e 's/;/ /g'` + else + sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | $SED -e "s/$PATH_SEPARATOR/ /g"` + fi + # FIXME: find the short name or the path components, as spaces are + # common. (e.g. "Program Files" -> "PROGRA~1") + ;; + esac + + # DLL is installed to $(libdir)/../bin by postinstall_cmds + postinstall_cmds='base_file=`basename \${file}`~ + dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\${base_file}'\''i; echo \$dlname'\''`~ + dldir=$destdir/`dirname \$dlpath`~ + test -d \$dldir || mkdir -p \$dldir~ + $install_prog $dir/$dlname \$dldir/$dlname' + postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~ + dlpath=$dir/\$dldll~ + $RM \$dlpath' + shlibpath_overrides_runpath=yes + dynamic_linker='Win32 link.exe' + ;; + + *) + # Assume MSVC wrapper + library_names_spec='${libname}`echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext} $libname.lib' + dynamic_linker='Win32 ld.exe' + ;; + esac + # FIXME: first we should search . and the directory the executable is in + shlibpath_var=PATH + ;; + +darwin* | rhapsody*) + dynamic_linker="$host_os dyld" + version_type=darwin + need_lib_prefix=no + need_version=no + library_names_spec='${libname}${release}${major}$shared_ext ${libname}$shared_ext' + soname_spec='${libname}${release}${major}$shared_ext' + shlibpath_overrides_runpath=yes + shlibpath_var=DYLD_LIBRARY_PATH + shrext_cmds='`test .$module = .yes && echo .so || echo .dylib`' +m4_if([$1], [],[ + sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/local/lib"]) + sys_lib_dlsearch_path_spec='/usr/local/lib /lib /usr/lib' + ;; + +dgux*) + version_type=linux # correct to gnu/linux during the next big refactor + need_lib_prefix=no + need_version=no + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname$shared_ext' + soname_spec='${libname}${release}${shared_ext}$major' + shlibpath_var=LD_LIBRARY_PATH + ;; + +freebsd* | dragonfly*) + # DragonFly does not have aout. When/if they implement a new + # versioning mechanism, adjust this. + if test -x /usr/bin/objformat; then + objformat=`/usr/bin/objformat` + else + case $host_os in + freebsd[[23]].*) objformat=aout ;; + *) objformat=elf ;; + esac + fi + version_type=freebsd-$objformat + case $version_type in + freebsd-elf*) + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}' + need_version=no + need_lib_prefix=no + ;; + freebsd-*) + library_names_spec='${libname}${release}${shared_ext}$versuffix $libname${shared_ext}$versuffix' + need_version=yes + ;; + esac + shlibpath_var=LD_LIBRARY_PATH + case $host_os in + freebsd2.*) + shlibpath_overrides_runpath=yes + ;; + freebsd3.[[01]]* | freebsdelf3.[[01]]*) + shlibpath_overrides_runpath=yes + hardcode_into_libs=yes + ;; + freebsd3.[[2-9]]* | freebsdelf3.[[2-9]]* | \ + freebsd4.[[0-5]] | freebsdelf4.[[0-5]] | freebsd4.1.1 | freebsdelf4.1.1) + shlibpath_overrides_runpath=no + hardcode_into_libs=yes + ;; + *) # from 4.6 on, and DragonFly + shlibpath_overrides_runpath=yes + hardcode_into_libs=yes + ;; + esac + ;; + +haiku*) + version_type=linux # correct to gnu/linux during the next big refactor + need_lib_prefix=no + need_version=no + dynamic_linker="$host_os runtime_loader" + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}${major} ${libname}${shared_ext}' + soname_spec='${libname}${release}${shared_ext}$major' + shlibpath_var=LIBRARY_PATH + shlibpath_overrides_runpath=yes + sys_lib_dlsearch_path_spec='/boot/home/config/lib /boot/common/lib /boot/system/lib' + hardcode_into_libs=yes + ;; + +hpux9* | hpux10* | hpux11*) + # Give a soname corresponding to the major version so that dld.sl refuses to + # link against other versions. + version_type=sunos + need_lib_prefix=no + need_version=no + case $host_cpu in + ia64*) + shrext_cmds='.so' + hardcode_into_libs=yes + dynamic_linker="$host_os dld.so" + shlibpath_var=LD_LIBRARY_PATH + shlibpath_overrides_runpath=yes # Unless +noenvvar is specified. + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}' + soname_spec='${libname}${release}${shared_ext}$major' + if test "X$HPUX_IA64_MODE" = X32; then + sys_lib_search_path_spec="/usr/lib/hpux32 /usr/local/lib/hpux32 /usr/local/lib" + else + sys_lib_search_path_spec="/usr/lib/hpux64 /usr/local/lib/hpux64" + fi + sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec + ;; + hppa*64*) + shrext_cmds='.sl' + hardcode_into_libs=yes + dynamic_linker="$host_os dld.sl" + shlibpath_var=LD_LIBRARY_PATH # How should we handle SHLIB_PATH + shlibpath_overrides_runpath=yes # Unless +noenvvar is specified. + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}' + soname_spec='${libname}${release}${shared_ext}$major' + sys_lib_search_path_spec="/usr/lib/pa20_64 /usr/ccs/lib/pa20_64" + sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec + ;; + *) + shrext_cmds='.sl' + dynamic_linker="$host_os dld.sl" + shlibpath_var=SHLIB_PATH + shlibpath_overrides_runpath=no # +s is required to enable SHLIB_PATH + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}' + soname_spec='${libname}${release}${shared_ext}$major' + ;; + esac + # HP-UX runs *really* slowly unless shared libraries are mode 555, ... + postinstall_cmds='chmod 555 $lib' + # or fails outright, so override atomically: + install_override_mode=555 + ;; + +interix[[3-9]]*) + version_type=linux # correct to gnu/linux during the next big refactor + need_lib_prefix=no + need_version=no + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}' + soname_spec='${libname}${release}${shared_ext}$major' + dynamic_linker='Interix 3.x ld.so.1 (PE, like ELF)' + shlibpath_var=LD_LIBRARY_PATH + shlibpath_overrides_runpath=no + hardcode_into_libs=yes + ;; + +irix5* | irix6* | nonstopux*) + case $host_os in + nonstopux*) version_type=nonstopux ;; + *) + if test "$lt_cv_prog_gnu_ld" = yes; then + version_type=linux # correct to gnu/linux during the next big refactor + else + version_type=irix + fi ;; + esac + need_lib_prefix=no + need_version=no + soname_spec='${libname}${release}${shared_ext}$major' + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext} $libname${shared_ext}' + case $host_os in + irix5* | nonstopux*) + libsuff= shlibsuff= + ;; + *) + case $LD in # libtool.m4 will add one of these switches to LD + *-32|*"-32 "|*-melf32bsmip|*"-melf32bsmip ") + libsuff= shlibsuff= libmagic=32-bit;; + *-n32|*"-n32 "|*-melf32bmipn32|*"-melf32bmipn32 ") + libsuff=32 shlibsuff=N32 libmagic=N32;; + *-64|*"-64 "|*-melf64bmip|*"-melf64bmip ") + libsuff=64 shlibsuff=64 libmagic=64-bit;; + *) libsuff= shlibsuff= libmagic=never-match;; + esac + ;; + esac + shlibpath_var=LD_LIBRARY${shlibsuff}_PATH + shlibpath_overrides_runpath=no + sys_lib_search_path_spec="/usr/lib${libsuff} /lib${libsuff} /usr/local/lib${libsuff}" + sys_lib_dlsearch_path_spec="/usr/lib${libsuff} /lib${libsuff}" + hardcode_into_libs=yes + ;; + +# No shared lib support for Linux oldld, aout, or coff. +linux*oldld* | linux*aout* | linux*coff*) + dynamic_linker=no + ;; + +# This must be glibc/ELF. +linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*) + version_type=linux # correct to gnu/linux during the next big refactor + need_lib_prefix=no + need_version=no + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}' + soname_spec='${libname}${release}${shared_ext}$major' + finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir' + shlibpath_var=LD_LIBRARY_PATH + shlibpath_overrides_runpath=no + + # Some binutils ld are patched to set DT_RUNPATH + AC_CACHE_VAL([lt_cv_shlibpath_overrides_runpath], + [lt_cv_shlibpath_overrides_runpath=no + save_LDFLAGS=$LDFLAGS + save_libdir=$libdir + eval "libdir=/foo; wl=\"$_LT_TAGVAR(lt_prog_compiler_wl, $1)\"; \ + LDFLAGS=\"\$LDFLAGS $_LT_TAGVAR(hardcode_libdir_flag_spec, $1)\"" + AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])], + [AS_IF([ ($OBJDUMP -p conftest$ac_exeext) 2>/dev/null | grep "RUNPATH.*$libdir" >/dev/null], + [lt_cv_shlibpath_overrides_runpath=yes])]) + LDFLAGS=$save_LDFLAGS + libdir=$save_libdir + ]) + shlibpath_overrides_runpath=$lt_cv_shlibpath_overrides_runpath + + # This implies no fast_install, which is unacceptable. + # Some rework will be needed to allow for fast_install + # before this can be enabled. + hardcode_into_libs=yes + + # Append ld.so.conf contents to the search path + if test -f /etc/ld.so.conf; then + lt_ld_extra=`awk '/^include / { system(sprintf("cd /etc; cat %s 2>/dev/null", \[$]2)); skip = 1; } { if (!skip) print \[$]0; skip = 0; }' < /etc/ld.so.conf | $SED -e 's/#.*//;/^[ ]*hwcap[ ]/d;s/[:, ]/ /g;s/=[^=]*$//;s/=[^= ]* / /g;s/"//g;/^$/d' | tr '\n' ' '` + sys_lib_dlsearch_path_spec="/lib /usr/lib $lt_ld_extra" + fi + + # We used to test for /lib/ld.so.1 and disable shared libraries on + # powerpc, because MkLinux only supported shared libraries with the + # GNU dynamic linker. Since this was broken with cross compilers, + # most powerpc-linux boxes support dynamic linking these days and + # people can always --disable-shared, the test was removed, and we + # assume the GNU/Linux dynamic linker is in use. + dynamic_linker='GNU/Linux ld.so' + ;; + +netbsdelf*-gnu) + version_type=linux + need_lib_prefix=no + need_version=no + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}' + soname_spec='${libname}${release}${shared_ext}$major' + shlibpath_var=LD_LIBRARY_PATH + shlibpath_overrides_runpath=no + hardcode_into_libs=yes + dynamic_linker='NetBSD ld.elf_so' + ;; + +netbsd*) + version_type=sunos + need_lib_prefix=no + need_version=no + if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix' + finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir' + dynamic_linker='NetBSD (a.out) ld.so' + else + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}' + soname_spec='${libname}${release}${shared_ext}$major' + dynamic_linker='NetBSD ld.elf_so' + fi + shlibpath_var=LD_LIBRARY_PATH + shlibpath_overrides_runpath=yes + hardcode_into_libs=yes + ;; + +newsos6) + version_type=linux # correct to gnu/linux during the next big refactor + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}' + shlibpath_var=LD_LIBRARY_PATH + shlibpath_overrides_runpath=yes + ;; + +*nto* | *qnx*) + version_type=qnx + need_lib_prefix=no + need_version=no + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}' + soname_spec='${libname}${release}${shared_ext}$major' + shlibpath_var=LD_LIBRARY_PATH + shlibpath_overrides_runpath=no + hardcode_into_libs=yes + dynamic_linker='ldqnx.so' + ;; + +openbsd*) + version_type=sunos + sys_lib_dlsearch_path_spec="/usr/lib" + need_lib_prefix=no + # Some older versions of OpenBSD (3.3 at least) *do* need versioned libs. + case $host_os in + openbsd3.3 | openbsd3.3.*) need_version=yes ;; + *) need_version=no ;; + esac + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix' + finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir' + shlibpath_var=LD_LIBRARY_PATH + if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then + case $host_os in + openbsd2.[[89]] | openbsd2.[[89]].*) + shlibpath_overrides_runpath=no + ;; + *) + shlibpath_overrides_runpath=yes + ;; + esac + else + shlibpath_overrides_runpath=yes + fi + ;; + +os2*) + libname_spec='$name' + shrext_cmds=".dll" + need_lib_prefix=no + library_names_spec='$libname${shared_ext} $libname.a' + dynamic_linker='OS/2 ld.exe' + shlibpath_var=LIBPATH + ;; + +osf3* | osf4* | osf5*) + version_type=osf + need_lib_prefix=no + need_version=no + soname_spec='${libname}${release}${shared_ext}$major' + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}' + shlibpath_var=LD_LIBRARY_PATH + sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib" + sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec" + ;; + +rdos*) + dynamic_linker=no + ;; + +solaris*) + version_type=linux # correct to gnu/linux during the next big refactor + need_lib_prefix=no + need_version=no + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}' + soname_spec='${libname}${release}${shared_ext}$major' + shlibpath_var=LD_LIBRARY_PATH + shlibpath_overrides_runpath=yes + hardcode_into_libs=yes + # ldd complains unless libraries are executable + postinstall_cmds='chmod +x $lib' + ;; + +sunos4*) + version_type=sunos + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix' + finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir' + shlibpath_var=LD_LIBRARY_PATH + shlibpath_overrides_runpath=yes + if test "$with_gnu_ld" = yes; then + need_lib_prefix=no + fi + need_version=yes + ;; + +sysv4 | sysv4.3*) + version_type=linux # correct to gnu/linux during the next big refactor + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}' + soname_spec='${libname}${release}${shared_ext}$major' + shlibpath_var=LD_LIBRARY_PATH + case $host_vendor in + sni) + shlibpath_overrides_runpath=no + need_lib_prefix=no + runpath_var=LD_RUN_PATH + ;; + siemens) + need_lib_prefix=no + ;; + motorola) + need_lib_prefix=no + need_version=no + shlibpath_overrides_runpath=no + sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib' + ;; + esac + ;; + +sysv4*MP*) + if test -d /usr/nec ;then + version_type=linux # correct to gnu/linux during the next big refactor + library_names_spec='$libname${shared_ext}.$versuffix $libname${shared_ext}.$major $libname${shared_ext}' + soname_spec='$libname${shared_ext}.$major' + shlibpath_var=LD_LIBRARY_PATH + fi + ;; + +sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*) + version_type=freebsd-elf + need_lib_prefix=no + need_version=no + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}' + soname_spec='${libname}${release}${shared_ext}$major' + shlibpath_var=LD_LIBRARY_PATH + shlibpath_overrides_runpath=yes + hardcode_into_libs=yes + if test "$with_gnu_ld" = yes; then + sys_lib_search_path_spec='/usr/local/lib /usr/gnu/lib /usr/ccs/lib /usr/lib /lib' + else + sys_lib_search_path_spec='/usr/ccs/lib /usr/lib' + case $host_os in + sco3.2v5*) + sys_lib_search_path_spec="$sys_lib_search_path_spec /lib" + ;; + esac + fi + sys_lib_dlsearch_path_spec='/usr/lib' + ;; + +tpf*) + # TPF is a cross-target only. Preferred cross-host = GNU/Linux. + version_type=linux # correct to gnu/linux during the next big refactor + need_lib_prefix=no + need_version=no + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}' + shlibpath_var=LD_LIBRARY_PATH + shlibpath_overrides_runpath=no + hardcode_into_libs=yes + ;; + +uts4*) + version_type=linux # correct to gnu/linux during the next big refactor + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}' + soname_spec='${libname}${release}${shared_ext}$major' + shlibpath_var=LD_LIBRARY_PATH + ;; + +*) + dynamic_linker=no + ;; +esac +AC_MSG_RESULT([$dynamic_linker]) +test "$dynamic_linker" = no && can_build_shared=no + +variables_saved_for_relink="PATH $shlibpath_var $runpath_var" +if test "$GCC" = yes; then + variables_saved_for_relink="$variables_saved_for_relink GCC_EXEC_PREFIX COMPILER_PATH LIBRARY_PATH" +fi + +if test "${lt_cv_sys_lib_search_path_spec+set}" = set; then + sys_lib_search_path_spec="$lt_cv_sys_lib_search_path_spec" +fi +if test "${lt_cv_sys_lib_dlsearch_path_spec+set}" = set; then + sys_lib_dlsearch_path_spec="$lt_cv_sys_lib_dlsearch_path_spec" +fi + +_LT_DECL([], [variables_saved_for_relink], [1], + [Variables whose values should be saved in libtool wrapper scripts and + restored at link time]) +_LT_DECL([], [need_lib_prefix], [0], + [Do we need the "lib" prefix for modules?]) +_LT_DECL([], [need_version], [0], [Do we need a version for libraries?]) +_LT_DECL([], [version_type], [0], [Library versioning type]) +_LT_DECL([], [runpath_var], [0], [Shared library runtime path variable]) +_LT_DECL([], [shlibpath_var], [0],[Shared library path variable]) +_LT_DECL([], [shlibpath_overrides_runpath], [0], + [Is shlibpath searched before the hard-coded library search path?]) +_LT_DECL([], [libname_spec], [1], [Format of library name prefix]) +_LT_DECL([], [library_names_spec], [1], + [[List of archive names. First name is the real one, the rest are links. + The last name is the one that the linker finds with -lNAME]]) +_LT_DECL([], [soname_spec], [1], + [[The coded name of the library, if different from the real name]]) +_LT_DECL([], [install_override_mode], [1], + [Permission mode override for installation of shared libraries]) +_LT_DECL([], [postinstall_cmds], [2], + [Command to use after installation of a shared archive]) +_LT_DECL([], [postuninstall_cmds], [2], + [Command to use after uninstallation of a shared archive]) +_LT_DECL([], [finish_cmds], [2], + [Commands used to finish a libtool library installation in a directory]) +_LT_DECL([], [finish_eval], [1], + [[As "finish_cmds", except a single script fragment to be evaled but + not shown]]) +_LT_DECL([], [hardcode_into_libs], [0], + [Whether we should hardcode library paths into libraries]) +_LT_DECL([], [sys_lib_search_path_spec], [2], + [Compile-time system search path for libraries]) +_LT_DECL([], [sys_lib_dlsearch_path_spec], [2], + [Run-time system search path for libraries]) +])# _LT_SYS_DYNAMIC_LINKER + + +# _LT_PATH_TOOL_PREFIX(TOOL) +# -------------------------- +# find a file program which can recognize shared library +AC_DEFUN([_LT_PATH_TOOL_PREFIX], +[m4_require([_LT_DECL_EGREP])dnl +AC_MSG_CHECKING([for $1]) +AC_CACHE_VAL(lt_cv_path_MAGIC_CMD, +[case $MAGIC_CMD in +[[\\/*] | ?:[\\/]*]) + lt_cv_path_MAGIC_CMD="$MAGIC_CMD" # Let the user override the test with a path. + ;; +*) + lt_save_MAGIC_CMD="$MAGIC_CMD" + lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR +dnl $ac_dummy forces splitting on constant user-supplied paths. +dnl POSIX.2 word splitting is done only on the output of word expansions, +dnl not every word. This closes a longstanding sh security hole. + ac_dummy="m4_if([$2], , $PATH, [$2])" + for ac_dir in $ac_dummy; do + IFS="$lt_save_ifs" + test -z "$ac_dir" && ac_dir=. + if test -f $ac_dir/$1; then + lt_cv_path_MAGIC_CMD="$ac_dir/$1" + if test -n "$file_magic_test_file"; then + case $deplibs_check_method in + "file_magic "*) + file_magic_regex=`expr "$deplibs_check_method" : "file_magic \(.*\)"` + MAGIC_CMD="$lt_cv_path_MAGIC_CMD" + if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null | + $EGREP "$file_magic_regex" > /dev/null; then + : + else + cat <<_LT_EOF 1>&2 + +*** Warning: the command libtool uses to detect shared libraries, +*** $file_magic_cmd, produces output that libtool cannot recognize. +*** The result is that libtool may fail to recognize shared libraries +*** as such. This will affect the creation of libtool libraries that +*** depend on shared libraries, but programs linked with such libtool +*** libraries will work regardless of this problem. Nevertheless, you +*** may want to report the problem to your system manager and/or to +*** bug-libtool@gnu.org + +_LT_EOF + fi ;; + esac + fi + break + fi + done + IFS="$lt_save_ifs" + MAGIC_CMD="$lt_save_MAGIC_CMD" + ;; +esac]) +MAGIC_CMD="$lt_cv_path_MAGIC_CMD" +if test -n "$MAGIC_CMD"; then + AC_MSG_RESULT($MAGIC_CMD) +else + AC_MSG_RESULT(no) +fi +_LT_DECL([], [MAGIC_CMD], [0], + [Used to examine libraries when file_magic_cmd begins with "file"])dnl +])# _LT_PATH_TOOL_PREFIX + +# Old name: +AU_ALIAS([AC_PATH_TOOL_PREFIX], [_LT_PATH_TOOL_PREFIX]) +dnl aclocal-1.4 backwards compatibility: +dnl AC_DEFUN([AC_PATH_TOOL_PREFIX], []) + + +# _LT_PATH_MAGIC +# -------------- +# find a file program which can recognize a shared library +m4_defun([_LT_PATH_MAGIC], +[_LT_PATH_TOOL_PREFIX(${ac_tool_prefix}file, /usr/bin$PATH_SEPARATOR$PATH) +if test -z "$lt_cv_path_MAGIC_CMD"; then + if test -n "$ac_tool_prefix"; then + _LT_PATH_TOOL_PREFIX(file, /usr/bin$PATH_SEPARATOR$PATH) + else + MAGIC_CMD=: + fi +fi +])# _LT_PATH_MAGIC + + +# LT_PATH_LD +# ---------- +# find the pathname to the GNU or non-GNU linker +AC_DEFUN([LT_PATH_LD], +[AC_REQUIRE([AC_PROG_CC])dnl +AC_REQUIRE([AC_CANONICAL_HOST])dnl +AC_REQUIRE([AC_CANONICAL_BUILD])dnl +m4_require([_LT_DECL_SED])dnl +m4_require([_LT_DECL_EGREP])dnl +m4_require([_LT_PROG_ECHO_BACKSLASH])dnl + +AC_ARG_WITH([gnu-ld], + [AS_HELP_STRING([--with-gnu-ld], + [assume the C compiler uses GNU ld @<:@default=no@:>@])], + [test "$withval" = no || with_gnu_ld=yes], + [with_gnu_ld=no])dnl + +ac_prog=ld +if test "$GCC" = yes; then + # Check if gcc -print-prog-name=ld gives a path. + AC_MSG_CHECKING([for ld used by $CC]) + case $host in + *-*-mingw*) + # gcc leaves a trailing carriage return which upsets mingw + ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;; + *) + ac_prog=`($CC -print-prog-name=ld) 2>&5` ;; + esac + case $ac_prog in + # Accept absolute paths. + [[\\/]]* | ?:[[\\/]]*) + re_direlt='/[[^/]][[^/]]*/\.\./' + # Canonicalize the pathname of ld + ac_prog=`$ECHO "$ac_prog"| $SED 's%\\\\%/%g'` + while $ECHO "$ac_prog" | $GREP "$re_direlt" > /dev/null 2>&1; do + ac_prog=`$ECHO $ac_prog| $SED "s%$re_direlt%/%"` + done + test -z "$LD" && LD="$ac_prog" + ;; + "") + # If it fails, then pretend we aren't using GCC. + ac_prog=ld + ;; + *) + # If it is relative, then search for the first ld in PATH. + with_gnu_ld=unknown + ;; + esac +elif test "$with_gnu_ld" = yes; then + AC_MSG_CHECKING([for GNU ld]) +else + AC_MSG_CHECKING([for non-GNU ld]) +fi +AC_CACHE_VAL(lt_cv_path_LD, +[if test -z "$LD"; then + lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR + for ac_dir in $PATH; do + IFS="$lt_save_ifs" + test -z "$ac_dir" && ac_dir=. + if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then + lt_cv_path_LD="$ac_dir/$ac_prog" + # Check to see if the program is GNU ld. I'd rather use --version, + # but apparently some variants of GNU ld only accept -v. + # Break only if it was the GNU/non-GNU ld that we prefer. + case `"$lt_cv_path_LD" -v 2>&1 &1 /dev/null 2>&1; then + lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL' + lt_cv_file_magic_cmd='func_win32_libid' + else + # Keep this pattern in sync with the one in func_win32_libid. + lt_cv_deplibs_check_method='file_magic file format (pei*-i386(.*architecture: i386)?|pe-arm-wince|pe-x86-64)' + lt_cv_file_magic_cmd='$OBJDUMP -f' + fi + ;; + +cegcc*) + # use the weaker test based on 'objdump'. See mingw*. + lt_cv_deplibs_check_method='file_magic file format pe-arm-.*little(.*architecture: arm)?' + lt_cv_file_magic_cmd='$OBJDUMP -f' + ;; + +darwin* | rhapsody*) + lt_cv_deplibs_check_method=pass_all + ;; + +freebsd* | dragonfly*) + if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then + case $host_cpu in + i*86 ) + # Not sure whether the presence of OpenBSD here was a mistake. + # Let's accept both of them until this is cleared up. + lt_cv_deplibs_check_method='file_magic (FreeBSD|OpenBSD|DragonFly)/i[[3-9]]86 (compact )?demand paged shared library' + lt_cv_file_magic_cmd=/usr/bin/file + lt_cv_file_magic_test_file=`echo /usr/lib/libc.so.*` + ;; + esac + else + lt_cv_deplibs_check_method=pass_all + fi + ;; + +haiku*) + lt_cv_deplibs_check_method=pass_all + ;; + +hpux10.20* | hpux11*) + lt_cv_file_magic_cmd=/usr/bin/file + case $host_cpu in + ia64*) + lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|ELF-[[0-9]][[0-9]]) shared object file - IA64' + lt_cv_file_magic_test_file=/usr/lib/hpux32/libc.so + ;; + hppa*64*) + [lt_cv_deplibs_check_method='file_magic (s[0-9][0-9][0-9]|ELF[ -][0-9][0-9])(-bit)?( [LM]SB)? shared object( file)?[, -]* PA-RISC [0-9]\.[0-9]'] + lt_cv_file_magic_test_file=/usr/lib/pa20_64/libc.sl + ;; + *) + lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|PA-RISC[[0-9]]\.[[0-9]]) shared library' + lt_cv_file_magic_test_file=/usr/lib/libc.sl + ;; + esac + ;; + +interix[[3-9]]*) + # PIC code is broken on Interix 3.x, that's why |\.a not |_pic\.a here + lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so|\.a)$' + ;; + +irix5* | irix6* | nonstopux*) + case $LD in + *-32|*"-32 ") libmagic=32-bit;; + *-n32|*"-n32 ") libmagic=N32;; + *-64|*"-64 ") libmagic=64-bit;; + *) libmagic=never-match;; + esac + lt_cv_deplibs_check_method=pass_all + ;; + +# This must be glibc/ELF. +linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*) + lt_cv_deplibs_check_method=pass_all + ;; + +netbsd* | netbsdelf*-gnu) + if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then + lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$' + else + lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so|_pic\.a)$' + fi + ;; + +newos6*) + lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (executable|dynamic lib)' + lt_cv_file_magic_cmd=/usr/bin/file + lt_cv_file_magic_test_file=/usr/lib/libnls.so + ;; + +*nto* | *qnx*) + lt_cv_deplibs_check_method=pass_all + ;; + +openbsd*) + if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then + lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|\.so|_pic\.a)$' + else + lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$' + fi + ;; + +osf3* | osf4* | osf5*) + lt_cv_deplibs_check_method=pass_all + ;; + +rdos*) + lt_cv_deplibs_check_method=pass_all + ;; + +solaris*) + lt_cv_deplibs_check_method=pass_all + ;; + +sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*) + lt_cv_deplibs_check_method=pass_all + ;; + +sysv4 | sysv4.3*) + case $host_vendor in + motorola) + lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib) M[[0-9]][[0-9]]* Version [[0-9]]' + lt_cv_file_magic_test_file=`echo /usr/lib/libc.so*` + ;; + ncr) + lt_cv_deplibs_check_method=pass_all + ;; + sequent) + lt_cv_file_magic_cmd='/bin/file' + lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB (shared object|dynamic lib )' + ;; + sni) + lt_cv_file_magic_cmd='/bin/file' + lt_cv_deplibs_check_method="file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB dynamic lib" + lt_cv_file_magic_test_file=/lib/libc.so + ;; + siemens) + lt_cv_deplibs_check_method=pass_all + ;; + pc) + lt_cv_deplibs_check_method=pass_all + ;; + esac + ;; + +tpf*) + lt_cv_deplibs_check_method=pass_all + ;; +esac +]) + +file_magic_glob= +want_nocaseglob=no +if test "$build" = "$host"; then + case $host_os in + mingw* | pw32*) + if ( shopt | grep nocaseglob ) >/dev/null 2>&1; then + want_nocaseglob=yes + else + file_magic_glob=`echo aAbBcCdDeEfFgGhHiIjJkKlLmMnNoOpPqQrRsStTuUvVwWxXyYzZ | $SED -e "s/\(..\)/s\/[[\1]]\/[[\1]]\/g;/g"` + fi + ;; + esac +fi + +file_magic_cmd=$lt_cv_file_magic_cmd +deplibs_check_method=$lt_cv_deplibs_check_method +test -z "$deplibs_check_method" && deplibs_check_method=unknown + +_LT_DECL([], [deplibs_check_method], [1], + [Method to check whether dependent libraries are shared objects]) +_LT_DECL([], [file_magic_cmd], [1], + [Command to use when deplibs_check_method = "file_magic"]) +_LT_DECL([], [file_magic_glob], [1], + [How to find potential files when deplibs_check_method = "file_magic"]) +_LT_DECL([], [want_nocaseglob], [1], + [Find potential files using nocaseglob when deplibs_check_method = "file_magic"]) +])# _LT_CHECK_MAGIC_METHOD + + +# LT_PATH_NM +# ---------- +# find the pathname to a BSD- or MS-compatible name lister +AC_DEFUN([LT_PATH_NM], +[AC_REQUIRE([AC_PROG_CC])dnl +AC_CACHE_CHECK([for BSD- or MS-compatible name lister (nm)], lt_cv_path_NM, +[if test -n "$NM"; then + # Let the user override the test. + lt_cv_path_NM="$NM" +else + lt_nm_to_check="${ac_tool_prefix}nm" + if test -n "$ac_tool_prefix" && test "$build" = "$host"; then + lt_nm_to_check="$lt_nm_to_check nm" + fi + for lt_tmp_nm in $lt_nm_to_check; do + lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR + for ac_dir in $PATH /usr/ccs/bin/elf /usr/ccs/bin /usr/ucb /bin; do + IFS="$lt_save_ifs" + test -z "$ac_dir" && ac_dir=. + tmp_nm="$ac_dir/$lt_tmp_nm" + if test -f "$tmp_nm" || test -f "$tmp_nm$ac_exeext" ; then + # Check to see if the nm accepts a BSD-compat flag. + # Adding the `sed 1q' prevents false positives on HP-UX, which says: + # nm: unknown option "B" ignored + # Tru64's nm complains that /dev/null is an invalid object file + case `"$tmp_nm" -B /dev/null 2>&1 | sed '1q'` in + */dev/null* | *'Invalid file or object type'*) + lt_cv_path_NM="$tmp_nm -B" + break + ;; + *) + case `"$tmp_nm" -p /dev/null 2>&1 | sed '1q'` in + */dev/null*) + lt_cv_path_NM="$tmp_nm -p" + break + ;; + *) + lt_cv_path_NM=${lt_cv_path_NM="$tmp_nm"} # keep the first match, but + continue # so that we can try to find one that supports BSD flags + ;; + esac + ;; + esac + fi + done + IFS="$lt_save_ifs" + done + : ${lt_cv_path_NM=no} +fi]) +if test "$lt_cv_path_NM" != "no"; then + NM="$lt_cv_path_NM" +else + # Didn't find any BSD compatible name lister, look for dumpbin. + if test -n "$DUMPBIN"; then : + # Let the user override the test. + else + AC_CHECK_TOOLS(DUMPBIN, [dumpbin "link -dump"], :) + case `$DUMPBIN -symbols /dev/null 2>&1 | sed '1q'` in + *COFF*) + DUMPBIN="$DUMPBIN -symbols" + ;; + *) + DUMPBIN=: + ;; + esac + fi + AC_SUBST([DUMPBIN]) + if test "$DUMPBIN" != ":"; then + NM="$DUMPBIN" + fi +fi +test -z "$NM" && NM=nm +AC_SUBST([NM]) +_LT_DECL([], [NM], [1], [A BSD- or MS-compatible name lister])dnl + +AC_CACHE_CHECK([the name lister ($NM) interface], [lt_cv_nm_interface], + [lt_cv_nm_interface="BSD nm" + echo "int some_variable = 0;" > conftest.$ac_ext + (eval echo "\"\$as_me:$LINENO: $ac_compile\"" >&AS_MESSAGE_LOG_FD) + (eval "$ac_compile" 2>conftest.err) + cat conftest.err >&AS_MESSAGE_LOG_FD + (eval echo "\"\$as_me:$LINENO: $NM \\\"conftest.$ac_objext\\\"\"" >&AS_MESSAGE_LOG_FD) + (eval "$NM \"conftest.$ac_objext\"" 2>conftest.err > conftest.out) + cat conftest.err >&AS_MESSAGE_LOG_FD + (eval echo "\"\$as_me:$LINENO: output\"" >&AS_MESSAGE_LOG_FD) + cat conftest.out >&AS_MESSAGE_LOG_FD + if $GREP 'External.*some_variable' conftest.out > /dev/null; then + lt_cv_nm_interface="MS dumpbin" + fi + rm -f conftest*]) +])# LT_PATH_NM + +# Old names: +AU_ALIAS([AM_PROG_NM], [LT_PATH_NM]) +AU_ALIAS([AC_PROG_NM], [LT_PATH_NM]) +dnl aclocal-1.4 backwards compatibility: +dnl AC_DEFUN([AM_PROG_NM], []) +dnl AC_DEFUN([AC_PROG_NM], []) + +# _LT_CHECK_SHAREDLIB_FROM_LINKLIB +# -------------------------------- +# how to determine the name of the shared library +# associated with a specific link library. +# -- PORTME fill in with the dynamic library characteristics +m4_defun([_LT_CHECK_SHAREDLIB_FROM_LINKLIB], +[m4_require([_LT_DECL_EGREP]) +m4_require([_LT_DECL_OBJDUMP]) +m4_require([_LT_DECL_DLLTOOL]) +AC_CACHE_CHECK([how to associate runtime and link libraries], +lt_cv_sharedlib_from_linklib_cmd, +[lt_cv_sharedlib_from_linklib_cmd='unknown' + +case $host_os in +cygwin* | mingw* | pw32* | cegcc*) + # two different shell functions defined in ltmain.sh + # decide which to use based on capabilities of $DLLTOOL + case `$DLLTOOL --help 2>&1` in + *--identify-strict*) + lt_cv_sharedlib_from_linklib_cmd=func_cygming_dll_for_implib + ;; + *) + lt_cv_sharedlib_from_linklib_cmd=func_cygming_dll_for_implib_fallback + ;; + esac + ;; +*) + # fallback: assume linklib IS sharedlib + lt_cv_sharedlib_from_linklib_cmd="$ECHO" + ;; +esac +]) +sharedlib_from_linklib_cmd=$lt_cv_sharedlib_from_linklib_cmd +test -z "$sharedlib_from_linklib_cmd" && sharedlib_from_linklib_cmd=$ECHO + +_LT_DECL([], [sharedlib_from_linklib_cmd], [1], + [Command to associate shared and link libraries]) +])# _LT_CHECK_SHAREDLIB_FROM_LINKLIB + + +# _LT_PATH_MANIFEST_TOOL +# ---------------------- +# locate the manifest tool +m4_defun([_LT_PATH_MANIFEST_TOOL], +[AC_CHECK_TOOL(MANIFEST_TOOL, mt, :) +test -z "$MANIFEST_TOOL" && MANIFEST_TOOL=mt +AC_CACHE_CHECK([if $MANIFEST_TOOL is a manifest tool], [lt_cv_path_mainfest_tool], + [lt_cv_path_mainfest_tool=no + echo "$as_me:$LINENO: $MANIFEST_TOOL '-?'" >&AS_MESSAGE_LOG_FD + $MANIFEST_TOOL '-?' 2>conftest.err > conftest.out + cat conftest.err >&AS_MESSAGE_LOG_FD + if $GREP 'Manifest Tool' conftest.out > /dev/null; then + lt_cv_path_mainfest_tool=yes + fi + rm -f conftest*]) +if test "x$lt_cv_path_mainfest_tool" != xyes; then + MANIFEST_TOOL=: +fi +_LT_DECL([], [MANIFEST_TOOL], [1], [Manifest tool])dnl +])# _LT_PATH_MANIFEST_TOOL + + +# LT_LIB_M +# -------- +# check for math library +AC_DEFUN([LT_LIB_M], +[AC_REQUIRE([AC_CANONICAL_HOST])dnl +LIBM= +case $host in +*-*-beos* | *-*-cegcc* | *-*-cygwin* | *-*-haiku* | *-*-pw32* | *-*-darwin*) + # These system don't have libm, or don't need it + ;; +*-ncr-sysv4.3*) + AC_CHECK_LIB(mw, _mwvalidcheckl, LIBM="-lmw") + AC_CHECK_LIB(m, cos, LIBM="$LIBM -lm") + ;; +*) + AC_CHECK_LIB(m, cos, LIBM="-lm") + ;; +esac +AC_SUBST([LIBM]) +])# LT_LIB_M + +# Old name: +AU_ALIAS([AC_CHECK_LIBM], [LT_LIB_M]) +dnl aclocal-1.4 backwards compatibility: +dnl AC_DEFUN([AC_CHECK_LIBM], []) + + +# _LT_COMPILER_NO_RTTI([TAGNAME]) +# ------------------------------- +m4_defun([_LT_COMPILER_NO_RTTI], +[m4_require([_LT_TAG_COMPILER])dnl + +_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)= + +if test "$GCC" = yes; then + case $cc_basename in + nvcc*) + _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -Xcompiler -fno-builtin' ;; + *) + _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin' ;; + esac + + _LT_COMPILER_OPTION([if $compiler supports -fno-rtti -fno-exceptions], + lt_cv_prog_compiler_rtti_exceptions, + [-fno-rtti -fno-exceptions], [], + [_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)="$_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1) -fno-rtti -fno-exceptions"]) +fi +_LT_TAGDECL([no_builtin_flag], [lt_prog_compiler_no_builtin_flag], [1], + [Compiler flag to turn off builtin functions]) +])# _LT_COMPILER_NO_RTTI + + +# _LT_CMD_GLOBAL_SYMBOLS +# ---------------------- +m4_defun([_LT_CMD_GLOBAL_SYMBOLS], +[AC_REQUIRE([AC_CANONICAL_HOST])dnl +AC_REQUIRE([AC_PROG_CC])dnl +AC_REQUIRE([AC_PROG_AWK])dnl +AC_REQUIRE([LT_PATH_NM])dnl +AC_REQUIRE([LT_PATH_LD])dnl +m4_require([_LT_DECL_SED])dnl +m4_require([_LT_DECL_EGREP])dnl +m4_require([_LT_TAG_COMPILER])dnl + +# Check for command to grab the raw symbol name followed by C symbol from nm. +AC_MSG_CHECKING([command to parse $NM output from $compiler object]) +AC_CACHE_VAL([lt_cv_sys_global_symbol_pipe], +[ +# These are sane defaults that work on at least a few old systems. +# [They come from Ultrix. What could be older than Ultrix?!! ;)] + +# Character class describing NM global symbol codes. +symcode='[[BCDEGRST]]' + +# Regexp to match symbols that can be accessed directly from C. +sympat='\([[_A-Za-z]][[_A-Za-z0-9]]*\)' + +# Define system-specific variables. +case $host_os in +aix*) + symcode='[[BCDT]]' + ;; +cygwin* | mingw* | pw32* | cegcc*) + symcode='[[ABCDGISTW]]' + ;; +hpux*) + if test "$host_cpu" = ia64; then + symcode='[[ABCDEGRST]]' + fi + ;; +irix* | nonstopux*) + symcode='[[BCDEGRST]]' + ;; +osf*) + symcode='[[BCDEGQRST]]' + ;; +solaris*) + symcode='[[BDRT]]' + ;; +sco3.2v5*) + symcode='[[DT]]' + ;; +sysv4.2uw2*) + symcode='[[DT]]' + ;; +sysv5* | sco5v6* | unixware* | OpenUNIX*) + symcode='[[ABDT]]' + ;; +sysv4) + symcode='[[DFNSTU]]' + ;; +esac + +# If we're using GNU nm, then use its standard symbol codes. +case `$NM -V 2>&1` in +*GNU* | *'with BFD'*) + symcode='[[ABCDGIRSTW]]' ;; +esac + +# Transform an extracted symbol line into a proper C declaration. +# Some systems (esp. on ia64) link data and code symbols differently, +# so use this general approach. +lt_cv_sys_global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern int \1();/p' -e 's/^$symcode* .* \(.*\)$/extern char \1;/p'" + +# Transform an extracted symbol line into symbol name and symbol address +lt_cv_sys_global_symbol_to_c_name_address="sed -n -e 's/^: \([[^ ]]*\)[[ ]]*$/ {\\\"\1\\\", (void *) 0},/p' -e 's/^$symcode* \([[^ ]]*\) \([[^ ]]*\)$/ {\"\2\", (void *) \&\2},/p'" +lt_cv_sys_global_symbol_to_c_name_address_lib_prefix="sed -n -e 's/^: \([[^ ]]*\)[[ ]]*$/ {\\\"\1\\\", (void *) 0},/p' -e 's/^$symcode* \([[^ ]]*\) \(lib[[^ ]]*\)$/ {\"\2\", (void *) \&\2},/p' -e 's/^$symcode* \([[^ ]]*\) \([[^ ]]*\)$/ {\"lib\2\", (void *) \&\2},/p'" + +# Handle CRLF in mingw tool chain +opt_cr= +case $build_os in +mingw*) + opt_cr=`$ECHO 'x\{0,1\}' | tr x '\015'` # option cr in regexp + ;; +esac + +# Try without a prefix underscore, then with it. +for ac_symprfx in "" "_"; do + + # Transform symcode, sympat, and symprfx into a raw symbol and a C symbol. + symxfrm="\\1 $ac_symprfx\\2 \\2" + + # Write the raw and C identifiers. + if test "$lt_cv_nm_interface" = "MS dumpbin"; then + # Fake it for dumpbin and say T for any non-static function + # and D for any global variable. + # Also find C++ and __fastcall symbols from MSVC++, + # which start with @ or ?. + lt_cv_sys_global_symbol_pipe="$AWK ['"\ +" {last_section=section; section=\$ 3};"\ +" /^COFF SYMBOL TABLE/{for(i in hide) delete hide[i]};"\ +" /Section length .*#relocs.*(pick any)/{hide[last_section]=1};"\ +" \$ 0!~/External *\|/{next};"\ +" / 0+ UNDEF /{next}; / UNDEF \([^|]\)*()/{next};"\ +" {if(hide[section]) next};"\ +" {f=0}; \$ 0~/\(\).*\|/{f=1}; {printf f ? \"T \" : \"D \"};"\ +" {split(\$ 0, a, /\||\r/); split(a[2], s)};"\ +" s[1]~/^[@?]/{print s[1], s[1]; next};"\ +" s[1]~prfx {split(s[1],t,\"@\"); print t[1], substr(t[1],length(prfx))}"\ +" ' prfx=^$ac_symprfx]" + else + lt_cv_sys_global_symbol_pipe="sed -n -e 's/^.*[[ ]]\($symcode$symcode*\)[[ ]][[ ]]*$ac_symprfx$sympat$opt_cr$/$symxfrm/p'" + fi + lt_cv_sys_global_symbol_pipe="$lt_cv_sys_global_symbol_pipe | sed '/ __gnu_lto/d'" + + # Check to see that the pipe works correctly. + pipe_works=no + + rm -f conftest* + cat > conftest.$ac_ext <<_LT_EOF +#ifdef __cplusplus +extern "C" { +#endif +char nm_test_var; +void nm_test_func(void); +void nm_test_func(void){} +#ifdef __cplusplus +} +#endif +int main(){nm_test_var='a';nm_test_func();return(0);} +_LT_EOF + + if AC_TRY_EVAL(ac_compile); then + # Now try to grab the symbols. + nlist=conftest.nm + if AC_TRY_EVAL(NM conftest.$ac_objext \| "$lt_cv_sys_global_symbol_pipe" \> $nlist) && test -s "$nlist"; then + # Try sorting and uniquifying the output. + if sort "$nlist" | uniq > "$nlist"T; then + mv -f "$nlist"T "$nlist" + else + rm -f "$nlist"T + fi + + # Make sure that we snagged all the symbols we need. + if $GREP ' nm_test_var$' "$nlist" >/dev/null; then + if $GREP ' nm_test_func$' "$nlist" >/dev/null; then + cat <<_LT_EOF > conftest.$ac_ext +/* Keep this code in sync between libtool.m4, ltmain, lt_system.h, and tests. */ +#if defined(_WIN32) || defined(__CYGWIN__) || defined(_WIN32_WCE) +/* DATA imports from DLLs on WIN32 con't be const, because runtime + relocations are performed -- see ld's documentation on pseudo-relocs. */ +# define LT@&t@_DLSYM_CONST +#elif defined(__osf__) +/* This system does not cope well with relocations in const data. */ +# define LT@&t@_DLSYM_CONST +#else +# define LT@&t@_DLSYM_CONST const +#endif + +#ifdef __cplusplus +extern "C" { +#endif + +_LT_EOF + # Now generate the symbol file. + eval "$lt_cv_sys_global_symbol_to_cdecl"' < "$nlist" | $GREP -v main >> conftest.$ac_ext' + + cat <<_LT_EOF >> conftest.$ac_ext + +/* The mapping between symbol names and symbols. */ +LT@&t@_DLSYM_CONST struct { + const char *name; + void *address; +} +lt__PROGRAM__LTX_preloaded_symbols[[]] = +{ + { "@PROGRAM@", (void *) 0 }, +_LT_EOF + $SED "s/^$symcode$symcode* \(.*\) \(.*\)$/ {\"\2\", (void *) \&\2},/" < "$nlist" | $GREP -v main >> conftest.$ac_ext + cat <<\_LT_EOF >> conftest.$ac_ext + {0, (void *) 0} +}; + +/* This works around a problem in FreeBSD linker */ +#ifdef FREEBSD_WORKAROUND +static const void *lt_preloaded_setup() { + return lt__PROGRAM__LTX_preloaded_symbols; +} +#endif + +#ifdef __cplusplus +} +#endif +_LT_EOF + # Now try linking the two files. + mv conftest.$ac_objext conftstm.$ac_objext + lt_globsym_save_LIBS=$LIBS + lt_globsym_save_CFLAGS=$CFLAGS + LIBS="conftstm.$ac_objext" + CFLAGS="$CFLAGS$_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)" + if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext}; then + pipe_works=yes + fi + LIBS=$lt_globsym_save_LIBS + CFLAGS=$lt_globsym_save_CFLAGS + else + echo "cannot find nm_test_func in $nlist" >&AS_MESSAGE_LOG_FD + fi + else + echo "cannot find nm_test_var in $nlist" >&AS_MESSAGE_LOG_FD + fi + else + echo "cannot run $lt_cv_sys_global_symbol_pipe" >&AS_MESSAGE_LOG_FD + fi + else + echo "$progname: failed program was:" >&AS_MESSAGE_LOG_FD + cat conftest.$ac_ext >&5 + fi + rm -rf conftest* conftst* + + # Do not use the global_symbol_pipe unless it works. + if test "$pipe_works" = yes; then + break + else + lt_cv_sys_global_symbol_pipe= + fi +done +]) +if test -z "$lt_cv_sys_global_symbol_pipe"; then + lt_cv_sys_global_symbol_to_cdecl= +fi +if test -z "$lt_cv_sys_global_symbol_pipe$lt_cv_sys_global_symbol_to_cdecl"; then + AC_MSG_RESULT(failed) +else + AC_MSG_RESULT(ok) +fi + +# Response file support. +if test "$lt_cv_nm_interface" = "MS dumpbin"; then + nm_file_list_spec='@' +elif $NM --help 2>/dev/null | grep '[[@]]FILE' >/dev/null; then + nm_file_list_spec='@' +fi + +_LT_DECL([global_symbol_pipe], [lt_cv_sys_global_symbol_pipe], [1], + [Take the output of nm and produce a listing of raw symbols and C names]) +_LT_DECL([global_symbol_to_cdecl], [lt_cv_sys_global_symbol_to_cdecl], [1], + [Transform the output of nm in a proper C declaration]) +_LT_DECL([global_symbol_to_c_name_address], + [lt_cv_sys_global_symbol_to_c_name_address], [1], + [Transform the output of nm in a C name address pair]) +_LT_DECL([global_symbol_to_c_name_address_lib_prefix], + [lt_cv_sys_global_symbol_to_c_name_address_lib_prefix], [1], + [Transform the output of nm in a C name address pair when lib prefix is needed]) +_LT_DECL([], [nm_file_list_spec], [1], + [Specify filename containing input files for $NM]) +]) # _LT_CMD_GLOBAL_SYMBOLS + + +# _LT_COMPILER_PIC([TAGNAME]) +# --------------------------- +m4_defun([_LT_COMPILER_PIC], +[m4_require([_LT_TAG_COMPILER])dnl +_LT_TAGVAR(lt_prog_compiler_wl, $1)= +_LT_TAGVAR(lt_prog_compiler_pic, $1)= +_LT_TAGVAR(lt_prog_compiler_static, $1)= + +m4_if([$1], [CXX], [ + # C++ specific cases for pic, static, wl, etc. + if test "$GXX" = yes; then + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,' + _LT_TAGVAR(lt_prog_compiler_static, $1)='-static' + + case $host_os in + aix*) + # All AIX code is PIC. + if test "$host_cpu" = ia64; then + # AIX 5 now supports IA64 processor + _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic' + fi + ;; + + amigaos*) + case $host_cpu in + powerpc) + # see comment about AmigaOS4 .so support + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC' + ;; + m68k) + # FIXME: we need at least 68020 code to build shared libraries, but + # adding the `-m68020' flag to GCC prevents building anything better, + # like `-m68040'. + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4' + ;; + esac + ;; + + beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*) + # PIC is the default for these OSes. + ;; + mingw* | cygwin* | os2* | pw32* | cegcc*) + # This hack is so that the source file can tell whether it is being + # built for inclusion in a dll (and should export symbols for example). + # Although the cygwin gcc ignores -fPIC, still need this for old-style + # (--disable-auto-import) libraries + m4_if([$1], [GCJ], [], + [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT']) + ;; + darwin* | rhapsody*) + # PIC is the default on this platform + # Common symbols not allowed in MH_DYLIB files + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common' + ;; + *djgpp*) + # DJGPP does not support shared libraries at all + _LT_TAGVAR(lt_prog_compiler_pic, $1)= + ;; + haiku*) + # PIC is the default for Haiku. + # The "-static" flag exists, but is broken. + _LT_TAGVAR(lt_prog_compiler_static, $1)= + ;; + interix[[3-9]]*) + # Interix 3.x gcc -fpic/-fPIC options generate broken code. + # Instead, we relocate shared libraries at runtime. + ;; + sysv4*MP*) + if test -d /usr/nec; then + _LT_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic + fi + ;; + hpux*) + # PIC is the default for 64-bit PA HP-UX, but not for 32-bit + # PA HP-UX. On IA64 HP-UX, PIC is the default but the pic flag + # sets the default TLS model and affects inlining. + case $host_cpu in + hppa*64*) + ;; + *) + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC' + ;; + esac + ;; + *qnx* | *nto*) + # QNX uses GNU C++, but need to define -shared option too, otherwise + # it will coredump. + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared' + ;; + *) + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC' + ;; + esac + else + case $host_os in + aix[[4-9]]*) + # All AIX code is PIC. + if test "$host_cpu" = ia64; then + # AIX 5 now supports IA64 processor + _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic' + else + _LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp' + fi + ;; + chorus*) + case $cc_basename in + cxch68*) + # Green Hills C++ Compiler + # _LT_TAGVAR(lt_prog_compiler_static, $1)="--no_auto_instantiation -u __main -u __premain -u _abort -r $COOL_DIR/lib/libOrb.a $MVME_DIR/lib/CC/libC.a $MVME_DIR/lib/classix/libcx.s.a" + ;; + esac + ;; + mingw* | cygwin* | os2* | pw32* | cegcc*) + # This hack is so that the source file can tell whether it is being + # built for inclusion in a dll (and should export symbols for example). + m4_if([$1], [GCJ], [], + [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT']) + ;; + dgux*) + case $cc_basename in + ec++*) + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC' + ;; + ghcx*) + # Green Hills C++ Compiler + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic' + ;; + *) + ;; + esac + ;; + freebsd* | dragonfly*) + # FreeBSD uses GNU C++ + ;; + hpux9* | hpux10* | hpux11*) + case $cc_basename in + CC*) + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,' + _LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive' + if test "$host_cpu" != ia64; then + _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z' + fi + ;; + aCC*) + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,' + _LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive' + case $host_cpu in + hppa*64*|ia64*) + # +Z the default + ;; + *) + _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z' + ;; + esac + ;; + *) + ;; + esac + ;; + interix*) + # This is c89, which is MS Visual C++ (no shared libs) + # Anyone wants to do a port? + ;; + irix5* | irix6* | nonstopux*) + case $cc_basename in + CC*) + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,' + _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared' + # CC pic flag -KPIC is the default. + ;; + *) + ;; + esac + ;; + linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*) + case $cc_basename in + KCC*) + # KAI C++ Compiler + _LT_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,' + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC' + ;; + ecpc* ) + # old Intel C++ for x86_64 which still supported -KPIC. + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,' + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC' + _LT_TAGVAR(lt_prog_compiler_static, $1)='-static' + ;; + icpc* ) + # Intel C++, used to be incompatible with GCC. + # ICC 10 doesn't accept -KPIC any more. + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,' + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC' + _LT_TAGVAR(lt_prog_compiler_static, $1)='-static' + ;; + pgCC* | pgcpp*) + # Portland Group C++ compiler + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,' + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic' + _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic' + ;; + cxx*) + # Compaq C++ + # Make sure the PIC flag is empty. It appears that all Alpha + # Linux and Compaq Tru64 Unix objects are PIC. + _LT_TAGVAR(lt_prog_compiler_pic, $1)= + _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared' + ;; + xlc* | xlC* | bgxl[[cC]]* | mpixl[[cC]]*) + # IBM XL 8.0, 9.0 on PPC and BlueGene + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,' + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-qpic' + _LT_TAGVAR(lt_prog_compiler_static, $1)='-qstaticlink' + ;; + *) + case `$CC -V 2>&1 | sed 5q` in + *Sun\ C*) + # Sun C++ 5.9 + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC' + _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic' + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld ' + ;; + esac + ;; + esac + ;; + lynxos*) + ;; + m88k*) + ;; + mvs*) + case $cc_basename in + cxx*) + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-W c,exportall' + ;; + *) + ;; + esac + ;; + netbsd* | netbsdelf*-gnu) + ;; + *qnx* | *nto*) + # QNX uses GNU C++, but need to define -shared option too, otherwise + # it will coredump. + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared' + ;; + osf3* | osf4* | osf5*) + case $cc_basename in + KCC*) + _LT_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,' + ;; + RCC*) + # Rational C++ 2.4.1 + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic' + ;; + cxx*) + # Digital/Compaq C++ + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,' + # Make sure the PIC flag is empty. It appears that all Alpha + # Linux and Compaq Tru64 Unix objects are PIC. + _LT_TAGVAR(lt_prog_compiler_pic, $1)= + _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared' + ;; + *) + ;; + esac + ;; + psos*) + ;; + solaris*) + case $cc_basename in + CC* | sunCC*) + # Sun C++ 4.2, 5.x and Centerline C++ + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC' + _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic' + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld ' + ;; + gcx*) + # Green Hills C++ Compiler + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC' + ;; + *) + ;; + esac + ;; + sunos4*) + case $cc_basename in + CC*) + # Sun C++ 4.x + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic' + _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic' + ;; + lcc*) + # Lucid + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic' + ;; + *) + ;; + esac + ;; + sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*) + case $cc_basename in + CC*) + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,' + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC' + _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic' + ;; + esac + ;; + tandem*) + case $cc_basename in + NCC*) + # NonStop-UX NCC 3.20 + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC' + ;; + *) + ;; + esac + ;; + vxworks*) + ;; + *) + _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no + ;; + esac + fi +], +[ + if test "$GCC" = yes; then + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,' + _LT_TAGVAR(lt_prog_compiler_static, $1)='-static' + + case $host_os in + aix*) + # All AIX code is PIC. + if test "$host_cpu" = ia64; then + # AIX 5 now supports IA64 processor + _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic' + fi + ;; + + amigaos*) + case $host_cpu in + powerpc) + # see comment about AmigaOS4 .so support + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC' + ;; + m68k) + # FIXME: we need at least 68020 code to build shared libraries, but + # adding the `-m68020' flag to GCC prevents building anything better, + # like `-m68040'. + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4' + ;; + esac + ;; + + beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*) + # PIC is the default for these OSes. + ;; + + mingw* | cygwin* | pw32* | os2* | cegcc*) + # This hack is so that the source file can tell whether it is being + # built for inclusion in a dll (and should export symbols for example). + # Although the cygwin gcc ignores -fPIC, still need this for old-style + # (--disable-auto-import) libraries + m4_if([$1], [GCJ], [], + [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT']) + ;; + + darwin* | rhapsody*) + # PIC is the default on this platform + # Common symbols not allowed in MH_DYLIB files + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common' + ;; + + haiku*) + # PIC is the default for Haiku. + # The "-static" flag exists, but is broken. + _LT_TAGVAR(lt_prog_compiler_static, $1)= + ;; + + hpux*) + # PIC is the default for 64-bit PA HP-UX, but not for 32-bit + # PA HP-UX. On IA64 HP-UX, PIC is the default but the pic flag + # sets the default TLS model and affects inlining. + case $host_cpu in + hppa*64*) + # +Z the default + ;; + *) + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC' + ;; + esac + ;; + + interix[[3-9]]*) + # Interix 3.x gcc -fpic/-fPIC options generate broken code. + # Instead, we relocate shared libraries at runtime. + ;; + + msdosdjgpp*) + # Just because we use GCC doesn't mean we suddenly get shared libraries + # on systems that don't support them. + _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no + enable_shared=no + ;; + + *nto* | *qnx*) + # QNX uses GNU C++, but need to define -shared option too, otherwise + # it will coredump. + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared' + ;; + + sysv4*MP*) + if test -d /usr/nec; then + _LT_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic + fi + ;; + + *) + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC' + ;; + esac + + case $cc_basename in + nvcc*) # Cuda Compiler Driver 2.2 + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Xlinker ' + if test -n "$_LT_TAGVAR(lt_prog_compiler_pic, $1)"; then + _LT_TAGVAR(lt_prog_compiler_pic, $1)="-Xcompiler $_LT_TAGVAR(lt_prog_compiler_pic, $1)" + fi + ;; + esac + else + # PORTME Check for flag to pass linker flags through the system compiler. + case $host_os in + aix*) + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,' + if test "$host_cpu" = ia64; then + # AIX 5 now supports IA64 processor + _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic' + else + _LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp' + fi + ;; + + mingw* | cygwin* | pw32* | os2* | cegcc*) + # This hack is so that the source file can tell whether it is being + # built for inclusion in a dll (and should export symbols for example). + m4_if([$1], [GCJ], [], + [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT']) + ;; + + hpux9* | hpux10* | hpux11*) + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,' + # PIC is the default for IA64 HP-UX and 64-bit HP-UX, but + # not for PA HP-UX. + case $host_cpu in + hppa*64*|ia64*) + # +Z the default + ;; + *) + _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z' + ;; + esac + # Is there a better lt_prog_compiler_static that works with the bundled CC? + _LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive' + ;; + + irix5* | irix6* | nonstopux*) + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,' + # PIC (with -KPIC) is the default. + _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared' + ;; + + linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*) + case $cc_basename in + # old Intel for x86_64 which still supported -KPIC. + ecc*) + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,' + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC' + _LT_TAGVAR(lt_prog_compiler_static, $1)='-static' + ;; + # icc used to be incompatible with GCC. + # ICC 10 doesn't accept -KPIC any more. + icc* | ifort*) + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,' + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC' + _LT_TAGVAR(lt_prog_compiler_static, $1)='-static' + ;; + # Lahey Fortran 8.1. + lf95*) + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,' + _LT_TAGVAR(lt_prog_compiler_pic, $1)='--shared' + _LT_TAGVAR(lt_prog_compiler_static, $1)='--static' + ;; + nagfor*) + # NAG Fortran compiler + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,-Wl,,' + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC' + _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic' + ;; + pgcc* | pgf77* | pgf90* | pgf95* | pgfortran*) + # Portland Group compilers (*not* the Pentium gcc compiler, + # which looks to be a dead project) + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,' + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic' + _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic' + ;; + ccc*) + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,' + # All Alpha code is PIC. + _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared' + ;; + xl* | bgxl* | bgf* | mpixl*) + # IBM XL C 8.0/Fortran 10.1, 11.1 on PPC and BlueGene + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,' + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-qpic' + _LT_TAGVAR(lt_prog_compiler_static, $1)='-qstaticlink' + ;; + *) + case `$CC -V 2>&1 | sed 5q` in + *Sun\ Ceres\ Fortran* | *Sun*Fortran*\ [[1-7]].* | *Sun*Fortran*\ 8.[[0-3]]*) + # Sun Fortran 8.3 passes all unrecognized flags to the linker + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC' + _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic' + _LT_TAGVAR(lt_prog_compiler_wl, $1)='' + ;; + *Sun\ F* | *Sun*Fortran*) + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC' + _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic' + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld ' + ;; + *Sun\ C*) + # Sun C 5.9 + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC' + _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic' + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,' + ;; + *Intel*\ [[CF]]*Compiler*) + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,' + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC' + _LT_TAGVAR(lt_prog_compiler_static, $1)='-static' + ;; + *Portland\ Group*) + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,' + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic' + _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic' + ;; + esac + ;; + esac + ;; + + newsos6) + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC' + _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic' + ;; + + *nto* | *qnx*) + # QNX uses GNU C++, but need to define -shared option too, otherwise + # it will coredump. + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared' + ;; + + osf3* | osf4* | osf5*) + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,' + # All OSF/1 code is PIC. + _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared' + ;; + + rdos*) + _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared' + ;; + + solaris*) + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC' + _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic' + case $cc_basename in + f77* | f90* | f95* | sunf77* | sunf90* | sunf95*) + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld ';; + *) + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,';; + esac + ;; + + sunos4*) + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld ' + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC' + _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic' + ;; + + sysv4 | sysv4.2uw2* | sysv4.3*) + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,' + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC' + _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic' + ;; + + sysv4*MP*) + if test -d /usr/nec ;then + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-Kconform_pic' + _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic' + fi + ;; + + sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*) + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,' + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC' + _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic' + ;; + + unicos*) + _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,' + _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no + ;; + + uts4*) + _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic' + _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic' + ;; + + *) + _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no + ;; + esac + fi +]) +case $host_os in + # For platforms which do not support PIC, -DPIC is meaningless: + *djgpp*) + _LT_TAGVAR(lt_prog_compiler_pic, $1)= + ;; + *) + _LT_TAGVAR(lt_prog_compiler_pic, $1)="$_LT_TAGVAR(lt_prog_compiler_pic, $1)@&t@m4_if([$1],[],[ -DPIC],[m4_if([$1],[CXX],[ -DPIC],[])])" + ;; +esac + +AC_CACHE_CHECK([for $compiler option to produce PIC], + [_LT_TAGVAR(lt_cv_prog_compiler_pic, $1)], + [_LT_TAGVAR(lt_cv_prog_compiler_pic, $1)=$_LT_TAGVAR(lt_prog_compiler_pic, $1)]) +_LT_TAGVAR(lt_prog_compiler_pic, $1)=$_LT_TAGVAR(lt_cv_prog_compiler_pic, $1) + +# +# Check to make sure the PIC flag actually works. +# +if test -n "$_LT_TAGVAR(lt_prog_compiler_pic, $1)"; then + _LT_COMPILER_OPTION([if $compiler PIC flag $_LT_TAGVAR(lt_prog_compiler_pic, $1) works], + [_LT_TAGVAR(lt_cv_prog_compiler_pic_works, $1)], + [$_LT_TAGVAR(lt_prog_compiler_pic, $1)@&t@m4_if([$1],[],[ -DPIC],[m4_if([$1],[CXX],[ -DPIC],[])])], [], + [case $_LT_TAGVAR(lt_prog_compiler_pic, $1) in + "" | " "*) ;; + *) _LT_TAGVAR(lt_prog_compiler_pic, $1)=" $_LT_TAGVAR(lt_prog_compiler_pic, $1)" ;; + esac], + [_LT_TAGVAR(lt_prog_compiler_pic, $1)= + _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no]) +fi +_LT_TAGDECL([pic_flag], [lt_prog_compiler_pic], [1], + [Additional compiler flags for building library objects]) + +_LT_TAGDECL([wl], [lt_prog_compiler_wl], [1], + [How to pass a linker flag through the compiler]) +# +# Check to make sure the static flag actually works. +# +wl=$_LT_TAGVAR(lt_prog_compiler_wl, $1) eval lt_tmp_static_flag=\"$_LT_TAGVAR(lt_prog_compiler_static, $1)\" +_LT_LINKER_OPTION([if $compiler static flag $lt_tmp_static_flag works], + _LT_TAGVAR(lt_cv_prog_compiler_static_works, $1), + $lt_tmp_static_flag, + [], + [_LT_TAGVAR(lt_prog_compiler_static, $1)=]) +_LT_TAGDECL([link_static_flag], [lt_prog_compiler_static], [1], + [Compiler flag to prevent dynamic linking]) +])# _LT_COMPILER_PIC + + +# _LT_LINKER_SHLIBS([TAGNAME]) +# ---------------------------- +# See if the linker supports building shared libraries. +m4_defun([_LT_LINKER_SHLIBS], +[AC_REQUIRE([LT_PATH_LD])dnl +AC_REQUIRE([LT_PATH_NM])dnl +m4_require([_LT_PATH_MANIFEST_TOOL])dnl +m4_require([_LT_FILEUTILS_DEFAULTS])dnl +m4_require([_LT_DECL_EGREP])dnl +m4_require([_LT_DECL_SED])dnl +m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl +m4_require([_LT_TAG_COMPILER])dnl +AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries]) +m4_if([$1], [CXX], [ + _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols' + _LT_TAGVAR(exclude_expsyms, $1)=['_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*'] + case $host_os in + aix[[4-9]]*) + # If we're using GNU nm, then we don't want the "-C" option. + # -C means demangle to AIX nm, but means don't demangle with GNU nm + # Also, AIX nm treats weak defined symbols like other global defined + # symbols, whereas GNU nm marks them as "W". + if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then + _LT_TAGVAR(export_symbols_cmds, $1)='$NM -Bpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "W")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols' + else + _LT_TAGVAR(export_symbols_cmds, $1)='$NM -BCpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols' + fi + ;; + pw32*) + _LT_TAGVAR(export_symbols_cmds, $1)="$ltdll_cmds" + ;; + cygwin* | mingw* | cegcc*) + case $cc_basename in + cl*) + _LT_TAGVAR(exclude_expsyms, $1)='_NULL_IMPORT_DESCRIPTOR|_IMPORT_DESCRIPTOR_.*' + ;; + *) + _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[[BCDGRS]][[ ]]/s/.*[[ ]]\([[^ ]]*\)/\1 DATA/;s/^.*[[ ]]__nm__\([[^ ]]*\)[[ ]][[^ ]]*/\1 DATA/;/^I[[ ]]/d;/^[[AITW]][[ ]]/s/.* //'\'' | sort | uniq > $export_symbols' + _LT_TAGVAR(exclude_expsyms, $1)=['[_]+GLOBAL_OFFSET_TABLE_|[_]+GLOBAL__[FID]_.*|[_]+head_[A-Za-z0-9_]+_dll|[A-Za-z0-9_]+_dll_iname'] + ;; + esac + ;; + linux* | k*bsd*-gnu | gnu*) + _LT_TAGVAR(link_all_deplibs, $1)=no + ;; + *) + _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols' + ;; + esac +], [ + runpath_var= + _LT_TAGVAR(allow_undefined_flag, $1)= + _LT_TAGVAR(always_export_symbols, $1)=no + _LT_TAGVAR(archive_cmds, $1)= + _LT_TAGVAR(archive_expsym_cmds, $1)= + _LT_TAGVAR(compiler_needs_object, $1)=no + _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no + _LT_TAGVAR(export_dynamic_flag_spec, $1)= + _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols' + _LT_TAGVAR(hardcode_automatic, $1)=no + _LT_TAGVAR(hardcode_direct, $1)=no + _LT_TAGVAR(hardcode_direct_absolute, $1)=no + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)= + _LT_TAGVAR(hardcode_libdir_separator, $1)= + _LT_TAGVAR(hardcode_minus_L, $1)=no + _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported + _LT_TAGVAR(inherit_rpath, $1)=no + _LT_TAGVAR(link_all_deplibs, $1)=unknown + _LT_TAGVAR(module_cmds, $1)= + _LT_TAGVAR(module_expsym_cmds, $1)= + _LT_TAGVAR(old_archive_from_new_cmds, $1)= + _LT_TAGVAR(old_archive_from_expsyms_cmds, $1)= + _LT_TAGVAR(thread_safe_flag_spec, $1)= + _LT_TAGVAR(whole_archive_flag_spec, $1)= + # include_expsyms should be a list of space-separated symbols to be *always* + # included in the symbol list + _LT_TAGVAR(include_expsyms, $1)= + # exclude_expsyms can be an extended regexp of symbols to exclude + # it will be wrapped by ` (' and `)$', so one must not match beginning or + # end of line. Example: `a|bc|.*d.*' will exclude the symbols `a' and `bc', + # as well as any symbol that contains `d'. + _LT_TAGVAR(exclude_expsyms, $1)=['_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*'] + # Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out + # platforms (ab)use it in PIC code, but their linkers get confused if + # the symbol is explicitly referenced. Since portable code cannot + # rely on this symbol name, it's probably fine to never include it in + # preloaded symbol tables. + # Exclude shared library initialization/finalization symbols. +dnl Note also adjust exclude_expsyms for C++ above. + extract_expsyms_cmds= + + case $host_os in + cygwin* | mingw* | pw32* | cegcc*) + # FIXME: the MSVC++ port hasn't been tested in a loooong time + # When not using gcc, we currently assume that we are using + # Microsoft Visual C++. + if test "$GCC" != yes; then + with_gnu_ld=no + fi + ;; + interix*) + # we just hope/assume this is gcc and not c89 (= MSVC++) + with_gnu_ld=yes + ;; + openbsd*) + with_gnu_ld=no + ;; + linux* | k*bsd*-gnu | gnu*) + _LT_TAGVAR(link_all_deplibs, $1)=no + ;; + esac + + _LT_TAGVAR(ld_shlibs, $1)=yes + + # On some targets, GNU ld is compatible enough with the native linker + # that we're better off using the native interface for both. + lt_use_gnu_ld_interface=no + if test "$with_gnu_ld" = yes; then + case $host_os in + aix*) + # The AIX port of GNU ld has always aspired to compatibility + # with the native linker. However, as the warning in the GNU ld + # block says, versions before 2.19.5* couldn't really create working + # shared libraries, regardless of the interface used. + case `$LD -v 2>&1` in + *\ \(GNU\ Binutils\)\ 2.19.5*) ;; + *\ \(GNU\ Binutils\)\ 2.[[2-9]]*) ;; + *\ \(GNU\ Binutils\)\ [[3-9]]*) ;; + *) + lt_use_gnu_ld_interface=yes + ;; + esac + ;; + *) + lt_use_gnu_ld_interface=yes + ;; + esac + fi + + if test "$lt_use_gnu_ld_interface" = yes; then + # If archive_cmds runs LD, not CC, wlarc should be empty + wlarc='${wl}' + + # Set some defaults for GNU ld with shared library support. These + # are reset later if shared libraries are not supported. Putting them + # here allows them to be overridden if necessary. + runpath_var=LD_RUN_PATH + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir' + _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic' + # ancient GNU ld didn't support --whole-archive et. al. + if $LD --help 2>&1 | $GREP 'no-whole-archive' > /dev/null; then + _LT_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive' + else + _LT_TAGVAR(whole_archive_flag_spec, $1)= + fi + supports_anon_versioning=no + case `$LD -v 2>&1` in + *GNU\ gold*) supports_anon_versioning=yes ;; + *\ [[01]].* | *\ 2.[[0-9]].* | *\ 2.10.*) ;; # catch versions < 2.11 + *\ 2.11.93.0.2\ *) supports_anon_versioning=yes ;; # RH7.3 ... + *\ 2.11.92.0.12\ *) supports_anon_versioning=yes ;; # Mandrake 8.2 ... + *\ 2.11.*) ;; # other 2.11 versions + *) supports_anon_versioning=yes ;; + esac + + # See if GNU ld supports shared libraries. + case $host_os in + aix[[3-9]]*) + # On AIX/PPC, the GNU linker is very broken + if test "$host_cpu" != ia64; then + _LT_TAGVAR(ld_shlibs, $1)=no + cat <<_LT_EOF 1>&2 + +*** Warning: the GNU linker, at least up to release 2.19, is reported +*** to be unable to reliably create shared libraries on AIX. +*** Therefore, libtool is disabling shared libraries support. If you +*** really care for shared libraries, you may want to install binutils +*** 2.20 or above, or modify your PATH so that a non-GNU linker is found. +*** You will then need to restart the configuration process. + +_LT_EOF + fi + ;; + + amigaos*) + case $host_cpu in + powerpc) + # see comment about AmigaOS4 .so support + _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib' + _LT_TAGVAR(archive_expsym_cmds, $1)='' + ;; + m68k) + _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/a2ixlibrary.data~$ECHO "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$ECHO "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$ECHO "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$ECHO "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)' + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir' + _LT_TAGVAR(hardcode_minus_L, $1)=yes + ;; + esac + ;; + + beos*) + if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then + _LT_TAGVAR(allow_undefined_flag, $1)=unsupported + # Joseph Beckenbach says some releases of gcc + # support --undefined. This deserves some investigation. FIXME + _LT_TAGVAR(archive_cmds, $1)='$CC -nostart $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib' + else + _LT_TAGVAR(ld_shlibs, $1)=no + fi + ;; + + cygwin* | mingw* | pw32* | cegcc*) + # _LT_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless, + # as there is no search path for DLLs. + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir' + _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-all-symbols' + _LT_TAGVAR(allow_undefined_flag, $1)=unsupported + _LT_TAGVAR(always_export_symbols, $1)=no + _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes + _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[[BCDGRS]][[ ]]/s/.*[[ ]]\([[^ ]]*\)/\1 DATA/;s/^.*[[ ]]__nm__\([[^ ]]*\)[[ ]][[^ ]]*/\1 DATA/;/^I[[ ]]/d;/^[[AITW]][[ ]]/s/.* //'\'' | sort | uniq > $export_symbols' + _LT_TAGVAR(exclude_expsyms, $1)=['[_]+GLOBAL_OFFSET_TABLE_|[_]+GLOBAL__[FID]_.*|[_]+head_[A-Za-z0-9_]+_dll|[A-Za-z0-9_]+_dll_iname'] + + if $LD --help 2>&1 | $GREP 'auto-import' > /dev/null; then + _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib' + # If the export-symbols file already is a .def file (1st line + # is EXPORTS), use it as is; otherwise, prepend... + _LT_TAGVAR(archive_expsym_cmds, $1)='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then + cp $export_symbols $output_objdir/$soname.def; + else + echo EXPORTS > $output_objdir/$soname.def; + cat $export_symbols >> $output_objdir/$soname.def; + fi~ + $CC -shared $output_objdir/$soname.def $libobjs $deplibs $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib' + else + _LT_TAGVAR(ld_shlibs, $1)=no + fi + ;; + + haiku*) + _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib' + _LT_TAGVAR(link_all_deplibs, $1)=yes + ;; + + interix[[3-9]]*) + _LT_TAGVAR(hardcode_direct, $1)=no + _LT_TAGVAR(hardcode_shlibpath_var, $1)=no + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir' + _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E' + # Hack: On Interix 3.x, we cannot compile PIC because of a broken gcc. + # Instead, shared libraries are loaded at an image base (0x10000000 by + # default) and relocated if they conflict, which is a slow very memory + # consuming and fragmenting process. To avoid this, we pick a random, + # 256 KiB-aligned image base between 0x50000000 and 0x6FFC0000 at link + # time. Moving up from 0x10000000 also allows more sbrk(2) space. + _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib' + _LT_TAGVAR(archive_expsym_cmds, $1)='sed "s,^,_," $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--retain-symbols-file,$output_objdir/$soname.expsym ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib' + ;; + + gnu* | linux* | tpf* | k*bsd*-gnu | kopensolaris*-gnu) + tmp_diet=no + if test "$host_os" = linux-dietlibc; then + case $cc_basename in + diet\ *) tmp_diet=yes;; # linux-dietlibc with static linking (!diet-dyn) + esac + fi + if $LD --help 2>&1 | $EGREP ': supported targets:.* elf' > /dev/null \ + && test "$tmp_diet" = no + then + tmp_addflag=' $pic_flag' + tmp_sharedflag='-shared' + case $cc_basename,$host_cpu in + pgcc*) # Portland Group C compiler + _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive' + tmp_addflag=' $pic_flag' + ;; + pgf77* | pgf90* | pgf95* | pgfortran*) + # Portland Group f77 and f90 compilers + _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive' + tmp_addflag=' $pic_flag -Mnomain' ;; + ecc*,ia64* | icc*,ia64*) # Intel C compiler on ia64 + tmp_addflag=' -i_dynamic' ;; + efc*,ia64* | ifort*,ia64*) # Intel Fortran compiler on ia64 + tmp_addflag=' -i_dynamic -nofor_main' ;; + ifc* | ifort*) # Intel Fortran compiler + tmp_addflag=' -nofor_main' ;; + lf95*) # Lahey Fortran 8.1 + _LT_TAGVAR(whole_archive_flag_spec, $1)= + tmp_sharedflag='--shared' ;; + xl[[cC]]* | bgxl[[cC]]* | mpixl[[cC]]*) # IBM XL C 8.0 on PPC (deal with xlf below) + tmp_sharedflag='-qmkshrobj' + tmp_addflag= ;; + nvcc*) # Cuda Compiler Driver 2.2 + _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive' + _LT_TAGVAR(compiler_needs_object, $1)=yes + ;; + esac + case `$CC -V 2>&1 | sed 5q` in + *Sun\ C*) # Sun C 5.9 + _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`new_convenience=; for conv in $convenience\"\"; do test -z \"$conv\" || new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive' + _LT_TAGVAR(compiler_needs_object, $1)=yes + tmp_sharedflag='-G' ;; + *Sun\ F*) # Sun Fortran 8.3 + tmp_sharedflag='-G' ;; + esac + _LT_TAGVAR(archive_cmds, $1)='$CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib' + + if test "x$supports_anon_versioning" = xyes; then + _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~ + cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~ + echo "local: *; };" >> $output_objdir/$libname.ver~ + $CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-version-script ${wl}$output_objdir/$libname.ver -o $lib' + fi + + case $cc_basename in + xlf* | bgf* | bgxlf* | mpixlf*) + # IBM XL Fortran 10.1 on PPC cannot create shared libs itself + _LT_TAGVAR(whole_archive_flag_spec, $1)='--whole-archive$convenience --no-whole-archive' + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir' + _LT_TAGVAR(archive_cmds, $1)='$LD -shared $libobjs $deplibs $linker_flags -soname $soname -o $lib' + if test "x$supports_anon_versioning" = xyes; then + _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~ + cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~ + echo "local: *; };" >> $output_objdir/$libname.ver~ + $LD -shared $libobjs $deplibs $linker_flags -soname $soname -version-script $output_objdir/$libname.ver -o $lib' + fi + ;; + esac + else + _LT_TAGVAR(ld_shlibs, $1)=no + fi + ;; + + netbsd* | netbsdelf*-gnu) + if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then + _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable $libobjs $deplibs $linker_flags -o $lib' + wlarc= + else + _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib' + _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib' + fi + ;; + + solaris*) + if $LD -v 2>&1 | $GREP 'BFD 2\.8' > /dev/null; then + _LT_TAGVAR(ld_shlibs, $1)=no + cat <<_LT_EOF 1>&2 + +*** Warning: The releases 2.8.* of the GNU linker cannot reliably +*** create shared libraries on Solaris systems. Therefore, libtool +*** is disabling shared libraries support. We urge you to upgrade GNU +*** binutils to release 2.9.1 or newer. Another option is to modify +*** your PATH or compiler configuration so that the native linker is +*** used, and then restart. + +_LT_EOF + elif $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then + _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib' + _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib' + else + _LT_TAGVAR(ld_shlibs, $1)=no + fi + ;; + + sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX*) + case `$LD -v 2>&1` in + *\ [[01]].* | *\ 2.[[0-9]].* | *\ 2.1[[0-5]].*) + _LT_TAGVAR(ld_shlibs, $1)=no + cat <<_LT_EOF 1>&2 + +*** Warning: Releases of the GNU linker prior to 2.16.91.0.3 can not +*** reliably create shared libraries on SCO systems. Therefore, libtool +*** is disabling shared libraries support. We urge you to upgrade GNU +*** binutils to release 2.16.91.0.3 or newer. Another option is to modify +*** your PATH or compiler configuration so that the native linker is +*** used, and then restart. + +_LT_EOF + ;; + *) + # For security reasons, it is highly recommended that you always + # use absolute paths for naming shared libraries, and exclude the + # DT_RUNPATH tag from executables and libraries. But doing so + # requires that you compile everything twice, which is a pain. + if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir' + _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib' + _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib' + else + _LT_TAGVAR(ld_shlibs, $1)=no + fi + ;; + esac + ;; + + sunos4*) + _LT_TAGVAR(archive_cmds, $1)='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linker_flags' + wlarc= + _LT_TAGVAR(hardcode_direct, $1)=yes + _LT_TAGVAR(hardcode_shlibpath_var, $1)=no + ;; + + *) + if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then + _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib' + _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib' + else + _LT_TAGVAR(ld_shlibs, $1)=no + fi + ;; + esac + + if test "$_LT_TAGVAR(ld_shlibs, $1)" = no; then + runpath_var= + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)= + _LT_TAGVAR(export_dynamic_flag_spec, $1)= + _LT_TAGVAR(whole_archive_flag_spec, $1)= + fi + else + # PORTME fill in a description of your system's linker (not GNU ld) + case $host_os in + aix3*) + _LT_TAGVAR(allow_undefined_flag, $1)=unsupported + _LT_TAGVAR(always_export_symbols, $1)=yes + _LT_TAGVAR(archive_expsym_cmds, $1)='$LD -o $output_objdir/$soname $libobjs $deplibs $linker_flags -bE:$export_symbols -T512 -H512 -bM:SRE~$AR $AR_FLAGS $lib $output_objdir/$soname' + # Note: this linker hardcodes the directories in LIBPATH if there + # are no directories specified by -L. + _LT_TAGVAR(hardcode_minus_L, $1)=yes + if test "$GCC" = yes && test -z "$lt_prog_compiler_static"; then + # Neither direct hardcoding nor static linking is supported with a + # broken collect2. + _LT_TAGVAR(hardcode_direct, $1)=unsupported + fi + ;; + + aix[[4-9]]*) + if test "$host_cpu" = ia64; then + # On IA64, the linker does run time linking by default, so we don't + # have to do anything special. + aix_use_runtimelinking=no + exp_sym_flag='-Bexport' + no_entry_flag="" + else + # If we're using GNU nm, then we don't want the "-C" option. + # -C means demangle to AIX nm, but means don't demangle with GNU nm + # Also, AIX nm treats weak defined symbols like other global + # defined symbols, whereas GNU nm marks them as "W". + if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then + _LT_TAGVAR(export_symbols_cmds, $1)='$NM -Bpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "W")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols' + else + _LT_TAGVAR(export_symbols_cmds, $1)='$NM -BCpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols' + fi + aix_use_runtimelinking=no + + # Test if we are trying to use run time linking or normal + # AIX style linking. If -brtl is somewhere in LDFLAGS, we + # need to do runtime linking. + case $host_os in aix4.[[23]]|aix4.[[23]].*|aix[[5-9]]*) + for ld_flag in $LDFLAGS; do + if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl"); then + aix_use_runtimelinking=yes + break + fi + done + ;; + esac + + exp_sym_flag='-bexport' + no_entry_flag='-bnoentry' + fi + + # When large executables or shared objects are built, AIX ld can + # have problems creating the table of contents. If linking a library + # or program results in "error TOC overflow" add -mminimal-toc to + # CXXFLAGS/CFLAGS for g++/gcc. In the cases where that is not + # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS. + + _LT_TAGVAR(archive_cmds, $1)='' + _LT_TAGVAR(hardcode_direct, $1)=yes + _LT_TAGVAR(hardcode_direct_absolute, $1)=yes + _LT_TAGVAR(hardcode_libdir_separator, $1)=':' + _LT_TAGVAR(link_all_deplibs, $1)=yes + _LT_TAGVAR(file_list_spec, $1)='${wl}-f,' + + if test "$GCC" = yes; then + case $host_os in aix4.[[012]]|aix4.[[012]].*) + # We only want to do this on AIX 4.2 and lower, the check + # below for broken collect2 doesn't work under 4.3+ + collect2name=`${CC} -print-prog-name=collect2` + if test -f "$collect2name" && + strings "$collect2name" | $GREP resolve_lib_name >/dev/null + then + # We have reworked collect2 + : + else + # We have old collect2 + _LT_TAGVAR(hardcode_direct, $1)=unsupported + # It fails to find uninstalled libraries when the uninstalled + # path is not listed in the libpath. Setting hardcode_minus_L + # to unsupported forces relinking + _LT_TAGVAR(hardcode_minus_L, $1)=yes + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir' + _LT_TAGVAR(hardcode_libdir_separator, $1)= + fi + ;; + esac + shared_flag='-shared' + if test "$aix_use_runtimelinking" = yes; then + shared_flag="$shared_flag "'${wl}-G' + fi + _LT_TAGVAR(link_all_deplibs, $1)=no + else + # not using gcc + if test "$host_cpu" = ia64; then + # VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release + # chokes on -Wl,-G. The following line is correct: + shared_flag='-G' + else + if test "$aix_use_runtimelinking" = yes; then + shared_flag='${wl}-G' + else + shared_flag='${wl}-bM:SRE' + fi + fi + fi + + _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-bexpall' + # It seems that -bexpall does not export symbols beginning with + # underscore (_), so it is better to generate a list of symbols to export. + _LT_TAGVAR(always_export_symbols, $1)=yes + if test "$aix_use_runtimelinking" = yes; then + # Warning - without using the other runtime loading flags (-brtl), + # -berok will link without error, but may produce a broken library. + _LT_TAGVAR(allow_undefined_flag, $1)='-berok' + # Determine the default libpath from the value encoded in an + # empty executable. + _LT_SYS_MODULE_PATH_AIX([$1]) + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath" + _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags `if test "x${allow_undefined_flag}" != "x"; then func_echo_all "${wl}${allow_undefined_flag}"; else :; fi` '"\${wl}$exp_sym_flag:\$export_symbols $shared_flag" + else + if test "$host_cpu" = ia64; then + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $libdir:/usr/lib:/lib' + _LT_TAGVAR(allow_undefined_flag, $1)="-z nodefs" + _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags ${wl}${allow_undefined_flag} '"\${wl}$exp_sym_flag:\$export_symbols" + else + # Determine the default libpath from the value encoded in an + # empty executable. + _LT_SYS_MODULE_PATH_AIX([$1]) + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath" + # Warning - without using the other run time loading flags, + # -berok will link without error, but may produce a broken library. + _LT_TAGVAR(no_undefined_flag, $1)=' ${wl}-bernotok' + _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-berok' + if test "$with_gnu_ld" = yes; then + # We only use this code for GNU lds that support --whole-archive. + _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive$convenience ${wl}--no-whole-archive' + else + # Exported symbols can be pulled into shared objects from archives + _LT_TAGVAR(whole_archive_flag_spec, $1)='$convenience' + fi + _LT_TAGVAR(archive_cmds_need_lc, $1)=yes + # This is similar to how AIX traditionally builds its shared libraries. + _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs ${wl}-bnoentry $compiler_flags ${wl}-bE:$export_symbols${allow_undefined_flag}~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$soname' + fi + fi + ;; + + amigaos*) + case $host_cpu in + powerpc) + # see comment about AmigaOS4 .so support + _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib' + _LT_TAGVAR(archive_expsym_cmds, $1)='' + ;; + m68k) + _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/a2ixlibrary.data~$ECHO "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$ECHO "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$ECHO "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$ECHO "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)' + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir' + _LT_TAGVAR(hardcode_minus_L, $1)=yes + ;; + esac + ;; + + bsdi[[45]]*) + _LT_TAGVAR(export_dynamic_flag_spec, $1)=-rdynamic + ;; + + cygwin* | mingw* | pw32* | cegcc*) + # When not using gcc, we currently assume that we are using + # Microsoft Visual C++. + # hardcode_libdir_flag_spec is actually meaningless, as there is + # no search path for DLLs. + case $cc_basename in + cl*) + # Native MSVC + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=' ' + _LT_TAGVAR(allow_undefined_flag, $1)=unsupported + _LT_TAGVAR(always_export_symbols, $1)=yes + _LT_TAGVAR(file_list_spec, $1)='@' + # Tell ltmain to make .lib files, not .a files. + libext=lib + # Tell ltmain to make .dll files, not .so files. + shrext_cmds=".dll" + # FIXME: Setting linknames here is a bad hack. + _LT_TAGVAR(archive_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $compiler_flags $deplibs -Wl,-dll~linknames=' + _LT_TAGVAR(archive_expsym_cmds, $1)='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then + sed -n -e 's/\\\\\\\(.*\\\\\\\)/-link\\\ -EXPORT:\\\\\\\1/' -e '1\\\!p' < $export_symbols > $output_objdir/$soname.exp; + else + sed -e 's/\\\\\\\(.*\\\\\\\)/-link\\\ -EXPORT:\\\\\\\1/' < $export_symbols > $output_objdir/$soname.exp; + fi~ + $CC -o $tool_output_objdir$soname $libobjs $compiler_flags $deplibs "@$tool_output_objdir$soname.exp" -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~ + linknames=' + # The linker will not automatically build a static lib if we build a DLL. + # _LT_TAGVAR(old_archive_from_new_cmds, $1)='true' + _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes + _LT_TAGVAR(exclude_expsyms, $1)='_NULL_IMPORT_DESCRIPTOR|_IMPORT_DESCRIPTOR_.*' + _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[[BCDGRS]][[ ]]/s/.*[[ ]]\([[^ ]]*\)/\1,DATA/'\'' | $SED -e '\''/^[[AITW]][[ ]]/s/.*[[ ]]//'\'' | sort | uniq > $export_symbols' + # Don't use ranlib + _LT_TAGVAR(old_postinstall_cmds, $1)='chmod 644 $oldlib' + _LT_TAGVAR(postlink_cmds, $1)='lt_outputfile="@OUTPUT@"~ + lt_tool_outputfile="@TOOL_OUTPUT@"~ + case $lt_outputfile in + *.exe|*.EXE) ;; + *) + lt_outputfile="$lt_outputfile.exe" + lt_tool_outputfile="$lt_tool_outputfile.exe" + ;; + esac~ + if test "$MANIFEST_TOOL" != ":" && test -f "$lt_outputfile.manifest"; then + $MANIFEST_TOOL -manifest "$lt_tool_outputfile.manifest" -outputresource:"$lt_tool_outputfile" || exit 1; + $RM "$lt_outputfile.manifest"; + fi' + ;; + *) + # Assume MSVC wrapper + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=' ' + _LT_TAGVAR(allow_undefined_flag, $1)=unsupported + # Tell ltmain to make .lib files, not .a files. + libext=lib + # Tell ltmain to make .dll files, not .so files. + shrext_cmds=".dll" + # FIXME: Setting linknames here is a bad hack. + _LT_TAGVAR(archive_cmds, $1)='$CC -o $lib $libobjs $compiler_flags `func_echo_all "$deplibs" | $SED '\''s/ -lc$//'\''` -link -dll~linknames=' + # The linker will automatically build a .lib file if we build a DLL. + _LT_TAGVAR(old_archive_from_new_cmds, $1)='true' + # FIXME: Should let the user specify the lib program. + _LT_TAGVAR(old_archive_cmds, $1)='lib -OUT:$oldlib$oldobjs$old_deplibs' + _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes + ;; + esac + ;; + + darwin* | rhapsody*) + _LT_DARWIN_LINKER_FEATURES($1) + ;; + + dgux*) + _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags' + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir' + _LT_TAGVAR(hardcode_shlibpath_var, $1)=no + ;; + + # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor + # support. Future versions do this automatically, but an explicit c++rt0.o + # does not break anything, and helps significantly (at the cost of a little + # extra space). + freebsd2.2*) + _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags /usr/lib/c++rt0.o' + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir' + _LT_TAGVAR(hardcode_direct, $1)=yes + _LT_TAGVAR(hardcode_shlibpath_var, $1)=no + ;; + + # Unfortunately, older versions of FreeBSD 2 do not have this feature. + freebsd2.*) + _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags' + _LT_TAGVAR(hardcode_direct, $1)=yes + _LT_TAGVAR(hardcode_minus_L, $1)=yes + _LT_TAGVAR(hardcode_shlibpath_var, $1)=no + ;; + + # FreeBSD 3 and greater uses gcc -shared to do shared libraries. + freebsd* | dragonfly*) + _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags' + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir' + _LT_TAGVAR(hardcode_direct, $1)=yes + _LT_TAGVAR(hardcode_shlibpath_var, $1)=no + ;; + + hpux9*) + if test "$GCC" = yes; then + _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -shared $pic_flag ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $libobjs $deplibs $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib' + else + _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$LD -b +b $install_libdir -o $output_objdir/$soname $libobjs $deplibs $linker_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib' + fi + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir' + _LT_TAGVAR(hardcode_libdir_separator, $1)=: + _LT_TAGVAR(hardcode_direct, $1)=yes + + # hardcode_minus_L: Not really in the search PATH, + # but as the default location of the library. + _LT_TAGVAR(hardcode_minus_L, $1)=yes + _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E' + ;; + + hpux10*) + if test "$GCC" = yes && test "$with_gnu_ld" = no; then + _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags' + else + _LT_TAGVAR(archive_cmds, $1)='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags' + fi + if test "$with_gnu_ld" = no; then + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir' + _LT_TAGVAR(hardcode_libdir_separator, $1)=: + _LT_TAGVAR(hardcode_direct, $1)=yes + _LT_TAGVAR(hardcode_direct_absolute, $1)=yes + _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E' + # hardcode_minus_L: Not really in the search PATH, + # but as the default location of the library. + _LT_TAGVAR(hardcode_minus_L, $1)=yes + fi + ;; + + hpux11*) + if test "$GCC" = yes && test "$with_gnu_ld" = no; then + case $host_cpu in + hppa*64*) + _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}+h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags' + ;; + ia64*) + _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags' + ;; + *) + _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags' + ;; + esac + else + case $host_cpu in + hppa*64*) + _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags' + ;; + ia64*) + _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags' + ;; + *) + m4_if($1, [], [ + # Older versions of the 11.00 compiler do not understand -b yet + # (HP92453-01 A.11.01.20 doesn't, HP92453-01 B.11.X.35175-35176.GP does) + _LT_LINKER_OPTION([if $CC understands -b], + _LT_TAGVAR(lt_cv_prog_compiler__b, $1), [-b], + [_LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'], + [_LT_TAGVAR(archive_cmds, $1)='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags'])], + [_LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags']) + ;; + esac + fi + if test "$with_gnu_ld" = no; then + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir' + _LT_TAGVAR(hardcode_libdir_separator, $1)=: + + case $host_cpu in + hppa*64*|ia64*) + _LT_TAGVAR(hardcode_direct, $1)=no + _LT_TAGVAR(hardcode_shlibpath_var, $1)=no + ;; + *) + _LT_TAGVAR(hardcode_direct, $1)=yes + _LT_TAGVAR(hardcode_direct_absolute, $1)=yes + _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E' + + # hardcode_minus_L: Not really in the search PATH, + # but as the default location of the library. + _LT_TAGVAR(hardcode_minus_L, $1)=yes + ;; + esac + fi + ;; + + irix5* | irix6* | nonstopux*) + if test "$GCC" = yes; then + _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib' + # Try to use the -exported_symbol ld option, if it does not + # work, assume that -exports_file does not work either and + # implicitly export all symbols. + # This should be the same for all languages, so no per-tag cache variable. + AC_CACHE_CHECK([whether the $host_os linker accepts -exported_symbol], + [lt_cv_irix_exported_symbol], + [save_LDFLAGS="$LDFLAGS" + LDFLAGS="$LDFLAGS -shared ${wl}-exported_symbol ${wl}foo ${wl}-update_registry ${wl}/dev/null" + AC_LINK_IFELSE( + [AC_LANG_SOURCE( + [AC_LANG_CASE([C], [[int foo (void) { return 0; }]], + [C++], [[int foo (void) { return 0; }]], + [Fortran 77], [[ + subroutine foo + end]], + [Fortran], [[ + subroutine foo + end]])])], + [lt_cv_irix_exported_symbol=yes], + [lt_cv_irix_exported_symbol=no]) + LDFLAGS="$save_LDFLAGS"]) + if test "$lt_cv_irix_exported_symbol" = yes; then + _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations ${wl}-exports_file ${wl}$export_symbols -o $lib' + fi + else + _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib' + _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -exports_file $export_symbols -o $lib' + fi + _LT_TAGVAR(archive_cmds_need_lc, $1)='no' + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir' + _LT_TAGVAR(hardcode_libdir_separator, $1)=: + _LT_TAGVAR(inherit_rpath, $1)=yes + _LT_TAGVAR(link_all_deplibs, $1)=yes + ;; + + netbsd* | netbsdelf*-gnu) + if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then + _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags' # a.out + else + _LT_TAGVAR(archive_cmds, $1)='$LD -shared -o $lib $libobjs $deplibs $linker_flags' # ELF + fi + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir' + _LT_TAGVAR(hardcode_direct, $1)=yes + _LT_TAGVAR(hardcode_shlibpath_var, $1)=no + ;; + + newsos6) + _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags' + _LT_TAGVAR(hardcode_direct, $1)=yes + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir' + _LT_TAGVAR(hardcode_libdir_separator, $1)=: + _LT_TAGVAR(hardcode_shlibpath_var, $1)=no + ;; + + *nto* | *qnx*) + ;; + + openbsd*) + if test -f /usr/libexec/ld.so; then + _LT_TAGVAR(hardcode_direct, $1)=yes + _LT_TAGVAR(hardcode_shlibpath_var, $1)=no + _LT_TAGVAR(hardcode_direct_absolute, $1)=yes + if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then + _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags' + _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags ${wl}-retain-symbols-file,$export_symbols' + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir' + _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E' + else + case $host_os in + openbsd[[01]].* | openbsd2.[[0-7]] | openbsd2.[[0-7]].*) + _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags' + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir' + ;; + *) + _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags' + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir' + ;; + esac + fi + else + _LT_TAGVAR(ld_shlibs, $1)=no + fi + ;; + + os2*) + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir' + _LT_TAGVAR(hardcode_minus_L, $1)=yes + _LT_TAGVAR(allow_undefined_flag, $1)=unsupported + _LT_TAGVAR(archive_cmds, $1)='$ECHO "LIBRARY $libname INITINSTANCE" > $output_objdir/$libname.def~$ECHO "DESCRIPTION \"$libname\"" >> $output_objdir/$libname.def~echo DATA >> $output_objdir/$libname.def~echo " SINGLE NONSHARED" >> $output_objdir/$libname.def~echo EXPORTS >> $output_objdir/$libname.def~emxexp $libobjs >> $output_objdir/$libname.def~$CC -Zdll -Zcrtdll -o $lib $libobjs $deplibs $compiler_flags $output_objdir/$libname.def' + _LT_TAGVAR(old_archive_from_new_cmds, $1)='emximp -o $output_objdir/$libname.a $output_objdir/$libname.def' + ;; + + osf3*) + if test "$GCC" = yes; then + _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*' + _LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib' + else + _LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*' + _LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib' + fi + _LT_TAGVAR(archive_cmds_need_lc, $1)='no' + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir' + _LT_TAGVAR(hardcode_libdir_separator, $1)=: + ;; + + osf4* | osf5*) # as osf3* with the addition of -msym flag + if test "$GCC" = yes; then + _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*' + _LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $pic_flag $libobjs $deplibs $compiler_flags ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib' + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir' + else + _LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*' + _LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags -msym -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib' + _LT_TAGVAR(archive_expsym_cmds, $1)='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done; printf "%s\\n" "-hidden">> $lib.exp~ + $CC -shared${allow_undefined_flag} ${wl}-input ${wl}$lib.exp $compiler_flags $libobjs $deplibs -soname $soname `test -n "$verstring" && $ECHO "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib~$RM $lib.exp' + + # Both c and cxx compiler support -rpath directly + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir' + fi + _LT_TAGVAR(archive_cmds_need_lc, $1)='no' + _LT_TAGVAR(hardcode_libdir_separator, $1)=: + ;; + + solaris*) + _LT_TAGVAR(no_undefined_flag, $1)=' -z defs' + if test "$GCC" = yes; then + wlarc='${wl}' + _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag ${wl}-z ${wl}text ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags' + _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~ + $CC -shared $pic_flag ${wl}-z ${wl}text ${wl}-M ${wl}$lib.exp ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp' + else + case `$CC -V 2>&1` in + *"Compilers 5.0"*) + wlarc='' + _LT_TAGVAR(archive_cmds, $1)='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags' + _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~ + $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$RM $lib.exp' + ;; + *) + wlarc='${wl}' + _LT_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $compiler_flags' + _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~ + $CC -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp' + ;; + esac + fi + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir' + _LT_TAGVAR(hardcode_shlibpath_var, $1)=no + case $host_os in + solaris2.[[0-5]] | solaris2.[[0-5]].*) ;; + *) + # The compiler driver will combine and reorder linker options, + # but understands `-z linker_flag'. GCC discards it without `$wl', + # but is careful enough not to reorder. + # Supported since Solaris 2.6 (maybe 2.5.1?) + if test "$GCC" = yes; then + _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract' + else + _LT_TAGVAR(whole_archive_flag_spec, $1)='-z allextract$convenience -z defaultextract' + fi + ;; + esac + _LT_TAGVAR(link_all_deplibs, $1)=yes + ;; + + sunos4*) + if test "x$host_vendor" = xsequent; then + # Use $CC to link under sequent, because it throws in some extra .o + # files that make .init and .fini sections work. + _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h $soname -o $lib $libobjs $deplibs $compiler_flags' + else + _LT_TAGVAR(archive_cmds, $1)='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linker_flags' + fi + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir' + _LT_TAGVAR(hardcode_direct, $1)=yes + _LT_TAGVAR(hardcode_minus_L, $1)=yes + _LT_TAGVAR(hardcode_shlibpath_var, $1)=no + ;; + + sysv4) + case $host_vendor in + sni) + _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags' + _LT_TAGVAR(hardcode_direct, $1)=yes # is this really true??? + ;; + siemens) + ## LD is ld it makes a PLAMLIB + ## CC just makes a GrossModule. + _LT_TAGVAR(archive_cmds, $1)='$LD -G -o $lib $libobjs $deplibs $linker_flags' + _LT_TAGVAR(reload_cmds, $1)='$CC -r -o $output$reload_objs' + _LT_TAGVAR(hardcode_direct, $1)=no + ;; + motorola) + _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags' + _LT_TAGVAR(hardcode_direct, $1)=no #Motorola manual says yes, but my tests say they lie + ;; + esac + runpath_var='LD_RUN_PATH' + _LT_TAGVAR(hardcode_shlibpath_var, $1)=no + ;; + + sysv4.3*) + _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags' + _LT_TAGVAR(hardcode_shlibpath_var, $1)=no + _LT_TAGVAR(export_dynamic_flag_spec, $1)='-Bexport' + ;; + + sysv4*MP*) + if test -d /usr/nec; then + _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags' + _LT_TAGVAR(hardcode_shlibpath_var, $1)=no + runpath_var=LD_RUN_PATH + hardcode_runpath_var=yes + _LT_TAGVAR(ld_shlibs, $1)=yes + fi + ;; + + sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[[01]].[[10]]* | unixware7* | sco3.2v5.0.[[024]]*) + _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text' + _LT_TAGVAR(archive_cmds_need_lc, $1)=no + _LT_TAGVAR(hardcode_shlibpath_var, $1)=no + runpath_var='LD_RUN_PATH' + + if test "$GCC" = yes; then + _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags' + _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags' + else + _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags' + _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags' + fi + ;; + + sysv5* | sco3.2v5* | sco5v6*) + # Note: We can NOT use -z defs as we might desire, because we do not + # link with -lc, and that would cause any symbols used from libc to + # always be unresolved, which means just about no library would + # ever link correctly. If we're not using GNU ld we use -z text + # though, which does catch some bad symbols but isn't as heavy-handed + # as -z defs. + _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text' + _LT_TAGVAR(allow_undefined_flag, $1)='${wl}-z,nodefs' + _LT_TAGVAR(archive_cmds_need_lc, $1)=no + _LT_TAGVAR(hardcode_shlibpath_var, $1)=no + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R,$libdir' + _LT_TAGVAR(hardcode_libdir_separator, $1)=':' + _LT_TAGVAR(link_all_deplibs, $1)=yes + _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Bexport' + runpath_var='LD_RUN_PATH' + + if test "$GCC" = yes; then + _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags' + _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags' + else + _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags' + _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags' + fi + ;; + + uts4*) + _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags' + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir' + _LT_TAGVAR(hardcode_shlibpath_var, $1)=no + ;; + + *) + _LT_TAGVAR(ld_shlibs, $1)=no + ;; + esac + + if test x$host_vendor = xsni; then + case $host in + sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*) + _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Blargedynsym' + ;; + esac + fi + fi +]) +AC_MSG_RESULT([$_LT_TAGVAR(ld_shlibs, $1)]) +test "$_LT_TAGVAR(ld_shlibs, $1)" = no && can_build_shared=no + +_LT_TAGVAR(with_gnu_ld, $1)=$with_gnu_ld + +_LT_DECL([], [libext], [0], [Old archive suffix (normally "a")])dnl +_LT_DECL([], [shrext_cmds], [1], [Shared library suffix (normally ".so")])dnl +_LT_DECL([], [extract_expsyms_cmds], [2], + [The commands to extract the exported symbol list from a shared archive]) + +# +# Do we need to explicitly link libc? +# +case "x$_LT_TAGVAR(archive_cmds_need_lc, $1)" in +x|xyes) + # Assume -lc should be added + _LT_TAGVAR(archive_cmds_need_lc, $1)=yes + + if test "$enable_shared" = yes && test "$GCC" = yes; then + case $_LT_TAGVAR(archive_cmds, $1) in + *'~'*) + # FIXME: we may have to deal with multi-command sequences. + ;; + '$CC '*) + # Test whether the compiler implicitly links with -lc since on some + # systems, -lgcc has to come before -lc. If gcc already passes -lc + # to ld, don't add -lc before -lgcc. + AC_CACHE_CHECK([whether -lc should be explicitly linked in], + [lt_cv_]_LT_TAGVAR(archive_cmds_need_lc, $1), + [$RM conftest* + echo "$lt_simple_compile_test_code" > conftest.$ac_ext + + if AC_TRY_EVAL(ac_compile) 2>conftest.err; then + soname=conftest + lib=conftest + libobjs=conftest.$ac_objext + deplibs= + wl=$_LT_TAGVAR(lt_prog_compiler_wl, $1) + pic_flag=$_LT_TAGVAR(lt_prog_compiler_pic, $1) + compiler_flags=-v + linker_flags=-v + verstring= + output_objdir=. + libname=conftest + lt_save_allow_undefined_flag=$_LT_TAGVAR(allow_undefined_flag, $1) + _LT_TAGVAR(allow_undefined_flag, $1)= + if AC_TRY_EVAL(_LT_TAGVAR(archive_cmds, $1) 2\>\&1 \| $GREP \" -lc \" \>/dev/null 2\>\&1) + then + lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)=no + else + lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)=yes + fi + _LT_TAGVAR(allow_undefined_flag, $1)=$lt_save_allow_undefined_flag + else + cat conftest.err 1>&5 + fi + $RM conftest* + ]) + _LT_TAGVAR(archive_cmds_need_lc, $1)=$lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1) + ;; + esac + fi + ;; +esac + +_LT_TAGDECL([build_libtool_need_lc], [archive_cmds_need_lc], [0], + [Whether or not to add -lc for building shared libraries]) +_LT_TAGDECL([allow_libtool_libs_with_static_runtimes], + [enable_shared_with_static_runtimes], [0], + [Whether or not to disallow shared libs when runtime libs are static]) +_LT_TAGDECL([], [export_dynamic_flag_spec], [1], + [Compiler flag to allow reflexive dlopens]) +_LT_TAGDECL([], [whole_archive_flag_spec], [1], + [Compiler flag to generate shared objects directly from archives]) +_LT_TAGDECL([], [compiler_needs_object], [1], + [Whether the compiler copes with passing no objects directly]) +_LT_TAGDECL([], [old_archive_from_new_cmds], [2], + [Create an old-style archive from a shared archive]) +_LT_TAGDECL([], [old_archive_from_expsyms_cmds], [2], + [Create a temporary old-style archive to link instead of a shared archive]) +_LT_TAGDECL([], [archive_cmds], [2], [Commands used to build a shared archive]) +_LT_TAGDECL([], [archive_expsym_cmds], [2]) +_LT_TAGDECL([], [module_cmds], [2], + [Commands used to build a loadable module if different from building + a shared archive.]) +_LT_TAGDECL([], [module_expsym_cmds], [2]) +_LT_TAGDECL([], [with_gnu_ld], [1], + [Whether we are building with GNU ld or not]) +_LT_TAGDECL([], [allow_undefined_flag], [1], + [Flag that allows shared libraries with undefined symbols to be built]) +_LT_TAGDECL([], [no_undefined_flag], [1], + [Flag that enforces no undefined symbols]) +_LT_TAGDECL([], [hardcode_libdir_flag_spec], [1], + [Flag to hardcode $libdir into a binary during linking. + This must work even if $libdir does not exist]) +_LT_TAGDECL([], [hardcode_libdir_separator], [1], + [Whether we need a single "-rpath" flag with a separated argument]) +_LT_TAGDECL([], [hardcode_direct], [0], + [Set to "yes" if using DIR/libNAME${shared_ext} during linking hardcodes + DIR into the resulting binary]) +_LT_TAGDECL([], [hardcode_direct_absolute], [0], + [Set to "yes" if using DIR/libNAME${shared_ext} during linking hardcodes + DIR into the resulting binary and the resulting library dependency is + "absolute", i.e impossible to change by setting ${shlibpath_var} if the + library is relocated]) +_LT_TAGDECL([], [hardcode_minus_L], [0], + [Set to "yes" if using the -LDIR flag during linking hardcodes DIR + into the resulting binary]) +_LT_TAGDECL([], [hardcode_shlibpath_var], [0], + [Set to "yes" if using SHLIBPATH_VAR=DIR during linking hardcodes DIR + into the resulting binary]) +_LT_TAGDECL([], [hardcode_automatic], [0], + [Set to "yes" if building a shared library automatically hardcodes DIR + into the library and all subsequent libraries and executables linked + against it]) +_LT_TAGDECL([], [inherit_rpath], [0], + [Set to yes if linker adds runtime paths of dependent libraries + to runtime path list]) +_LT_TAGDECL([], [link_all_deplibs], [0], + [Whether libtool must link a program against all its dependency libraries]) +_LT_TAGDECL([], [always_export_symbols], [0], + [Set to "yes" if exported symbols are required]) +_LT_TAGDECL([], [export_symbols_cmds], [2], + [The commands to list exported symbols]) +_LT_TAGDECL([], [exclude_expsyms], [1], + [Symbols that should not be listed in the preloaded symbols]) +_LT_TAGDECL([], [include_expsyms], [1], + [Symbols that must always be exported]) +_LT_TAGDECL([], [prelink_cmds], [2], + [Commands necessary for linking programs (against libraries) with templates]) +_LT_TAGDECL([], [postlink_cmds], [2], + [Commands necessary for finishing linking programs]) +_LT_TAGDECL([], [file_list_spec], [1], + [Specify filename containing input files]) +dnl FIXME: Not yet implemented +dnl _LT_TAGDECL([], [thread_safe_flag_spec], [1], +dnl [Compiler flag to generate thread safe objects]) +])# _LT_LINKER_SHLIBS + + +# _LT_LANG_C_CONFIG([TAG]) +# ------------------------ +# Ensure that the configuration variables for a C compiler are suitably +# defined. These variables are subsequently used by _LT_CONFIG to write +# the compiler configuration to `libtool'. +m4_defun([_LT_LANG_C_CONFIG], +[m4_require([_LT_DECL_EGREP])dnl +lt_save_CC="$CC" +AC_LANG_PUSH(C) + +# Source file extension for C test sources. +ac_ext=c + +# Object file extension for compiled C test sources. +objext=o +_LT_TAGVAR(objext, $1)=$objext + +# Code to be used in simple compile tests +lt_simple_compile_test_code="int some_variable = 0;" + +# Code to be used in simple link tests +lt_simple_link_test_code='int main(){return(0);}' + +_LT_TAG_COMPILER +# Save the default compiler, since it gets overwritten when the other +# tags are being tested, and _LT_TAGVAR(compiler, []) is a NOP. +compiler_DEFAULT=$CC + +# save warnings/boilerplate of simple test code +_LT_COMPILER_BOILERPLATE +_LT_LINKER_BOILERPLATE + +if test -n "$compiler"; then + _LT_COMPILER_NO_RTTI($1) + _LT_COMPILER_PIC($1) + _LT_COMPILER_C_O($1) + _LT_COMPILER_FILE_LOCKS($1) + _LT_LINKER_SHLIBS($1) + _LT_SYS_DYNAMIC_LINKER($1) + _LT_LINKER_HARDCODE_LIBPATH($1) + LT_SYS_DLOPEN_SELF + _LT_CMD_STRIPLIB + + # Report which library types will actually be built + AC_MSG_CHECKING([if libtool supports shared libraries]) + AC_MSG_RESULT([$can_build_shared]) + + AC_MSG_CHECKING([whether to build shared libraries]) + test "$can_build_shared" = "no" && enable_shared=no + + # On AIX, shared libraries and static libraries use the same namespace, and + # are all built from PIC. + case $host_os in + aix3*) + test "$enable_shared" = yes && enable_static=no + if test -n "$RANLIB"; then + archive_cmds="$archive_cmds~\$RANLIB \$lib" + postinstall_cmds='$RANLIB $lib' + fi + ;; + + aix[[4-9]]*) + if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then + test "$enable_shared" = yes && enable_static=no + fi + ;; + esac + AC_MSG_RESULT([$enable_shared]) + + AC_MSG_CHECKING([whether to build static libraries]) + # Make sure either enable_shared or enable_static is yes. + test "$enable_shared" = yes || enable_static=yes + AC_MSG_RESULT([$enable_static]) + + _LT_CONFIG($1) +fi +AC_LANG_POP +CC="$lt_save_CC" +])# _LT_LANG_C_CONFIG + + +# _LT_LANG_CXX_CONFIG([TAG]) +# -------------------------- +# Ensure that the configuration variables for a C++ compiler are suitably +# defined. These variables are subsequently used by _LT_CONFIG to write +# the compiler configuration to `libtool'. +m4_defun([_LT_LANG_CXX_CONFIG], +[m4_require([_LT_FILEUTILS_DEFAULTS])dnl +m4_require([_LT_DECL_EGREP])dnl +m4_require([_LT_PATH_MANIFEST_TOOL])dnl +if test -n "$CXX" && ( test "X$CXX" != "Xno" && + ( (test "X$CXX" = "Xg++" && `g++ -v >/dev/null 2>&1` ) || + (test "X$CXX" != "Xg++"))) ; then + AC_PROG_CXXCPP +else + _lt_caught_CXX_error=yes +fi + +AC_LANG_PUSH(C++) +_LT_TAGVAR(archive_cmds_need_lc, $1)=no +_LT_TAGVAR(allow_undefined_flag, $1)= +_LT_TAGVAR(always_export_symbols, $1)=no +_LT_TAGVAR(archive_expsym_cmds, $1)= +_LT_TAGVAR(compiler_needs_object, $1)=no +_LT_TAGVAR(export_dynamic_flag_spec, $1)= +_LT_TAGVAR(hardcode_direct, $1)=no +_LT_TAGVAR(hardcode_direct_absolute, $1)=no +_LT_TAGVAR(hardcode_libdir_flag_spec, $1)= +_LT_TAGVAR(hardcode_libdir_separator, $1)= +_LT_TAGVAR(hardcode_minus_L, $1)=no +_LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported +_LT_TAGVAR(hardcode_automatic, $1)=no +_LT_TAGVAR(inherit_rpath, $1)=no +_LT_TAGVAR(module_cmds, $1)= +_LT_TAGVAR(module_expsym_cmds, $1)= +_LT_TAGVAR(link_all_deplibs, $1)=unknown +_LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds +_LT_TAGVAR(reload_flag, $1)=$reload_flag +_LT_TAGVAR(reload_cmds, $1)=$reload_cmds +_LT_TAGVAR(no_undefined_flag, $1)= +_LT_TAGVAR(whole_archive_flag_spec, $1)= +_LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no + +# Source file extension for C++ test sources. +ac_ext=cpp + +# Object file extension for compiled C++ test sources. +objext=o +_LT_TAGVAR(objext, $1)=$objext + +# No sense in running all these tests if we already determined that +# the CXX compiler isn't working. Some variables (like enable_shared) +# are currently assumed to apply to all compilers on this platform, +# and will be corrupted by setting them based on a non-working compiler. +if test "$_lt_caught_CXX_error" != yes; then + # Code to be used in simple compile tests + lt_simple_compile_test_code="int some_variable = 0;" + + # Code to be used in simple link tests + lt_simple_link_test_code='int main(int, char *[[]]) { return(0); }' + + # ltmain only uses $CC for tagged configurations so make sure $CC is set. + _LT_TAG_COMPILER + + # save warnings/boilerplate of simple test code + _LT_COMPILER_BOILERPLATE + _LT_LINKER_BOILERPLATE + + # Allow CC to be a program name with arguments. + lt_save_CC=$CC + lt_save_CFLAGS=$CFLAGS + lt_save_LD=$LD + lt_save_GCC=$GCC + GCC=$GXX + lt_save_with_gnu_ld=$with_gnu_ld + lt_save_path_LD=$lt_cv_path_LD + if test -n "${lt_cv_prog_gnu_ldcxx+set}"; then + lt_cv_prog_gnu_ld=$lt_cv_prog_gnu_ldcxx + else + $as_unset lt_cv_prog_gnu_ld + fi + if test -n "${lt_cv_path_LDCXX+set}"; then + lt_cv_path_LD=$lt_cv_path_LDCXX + else + $as_unset lt_cv_path_LD + fi + test -z "${LDCXX+set}" || LD=$LDCXX + CC=${CXX-"c++"} + CFLAGS=$CXXFLAGS + compiler=$CC + _LT_TAGVAR(compiler, $1)=$CC + _LT_CC_BASENAME([$compiler]) + + if test -n "$compiler"; then + # We don't want -fno-exception when compiling C++ code, so set the + # no_builtin_flag separately + if test "$GXX" = yes; then + _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin' + else + _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)= + fi + + if test "$GXX" = yes; then + # Set up default GNU C++ configuration + + LT_PATH_LD + + # Check if GNU C++ uses GNU ld as the underlying linker, since the + # archiving commands below assume that GNU ld is being used. + if test "$with_gnu_ld" = yes; then + _LT_TAGVAR(archive_cmds, $1)='$CC $pic_flag -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib' + _LT_TAGVAR(archive_expsym_cmds, $1)='$CC $pic_flag -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib' + + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir' + _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic' + + # If archive_cmds runs LD, not CC, wlarc should be empty + # XXX I think wlarc can be eliminated in ltcf-cxx, but I need to + # investigate it a little bit more. (MM) + wlarc='${wl}' + + # ancient GNU ld didn't support --whole-archive et. al. + if eval "`$CC -print-prog-name=ld` --help 2>&1" | + $GREP 'no-whole-archive' > /dev/null; then + _LT_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive' + else + _LT_TAGVAR(whole_archive_flag_spec, $1)= + fi + else + with_gnu_ld=no + wlarc= + + # A generic and very simple default shared library creation + # command for GNU C++ for the case where it uses the native + # linker, instead of GNU ld. If possible, this setting should + # overridden to take advantage of the native linker features on + # the platform it is being used on. + _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib' + fi + + # Commands to make compiler produce verbose output that lists + # what "hidden" libraries, object files and flags are used when + # linking a shared library. + output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"' + + else + GXX=no + with_gnu_ld=no + wlarc= + fi + + # PORTME: fill in a description of your system's C++ link characteristics + AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries]) + _LT_TAGVAR(ld_shlibs, $1)=yes + case $host_os in + aix3*) + # FIXME: insert proper C++ library support + _LT_TAGVAR(ld_shlibs, $1)=no + ;; + aix[[4-9]]*) + if test "$host_cpu" = ia64; then + # On IA64, the linker does run time linking by default, so we don't + # have to do anything special. + aix_use_runtimelinking=no + exp_sym_flag='-Bexport' + no_entry_flag="" + else + aix_use_runtimelinking=no + + # Test if we are trying to use run time linking or normal + # AIX style linking. If -brtl is somewhere in LDFLAGS, we + # need to do runtime linking. + case $host_os in aix4.[[23]]|aix4.[[23]].*|aix[[5-9]]*) + for ld_flag in $LDFLAGS; do + case $ld_flag in + *-brtl*) + aix_use_runtimelinking=yes + break + ;; + esac + done + ;; + esac + + exp_sym_flag='-bexport' + no_entry_flag='-bnoentry' + fi + + # When large executables or shared objects are built, AIX ld can + # have problems creating the table of contents. If linking a library + # or program results in "error TOC overflow" add -mminimal-toc to + # CXXFLAGS/CFLAGS for g++/gcc. In the cases where that is not + # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS. + + _LT_TAGVAR(archive_cmds, $1)='' + _LT_TAGVAR(hardcode_direct, $1)=yes + _LT_TAGVAR(hardcode_direct_absolute, $1)=yes + _LT_TAGVAR(hardcode_libdir_separator, $1)=':' + _LT_TAGVAR(link_all_deplibs, $1)=yes + _LT_TAGVAR(file_list_spec, $1)='${wl}-f,' + + if test "$GXX" = yes; then + case $host_os in aix4.[[012]]|aix4.[[012]].*) + # We only want to do this on AIX 4.2 and lower, the check + # below for broken collect2 doesn't work under 4.3+ + collect2name=`${CC} -print-prog-name=collect2` + if test -f "$collect2name" && + strings "$collect2name" | $GREP resolve_lib_name >/dev/null + then + # We have reworked collect2 + : + else + # We have old collect2 + _LT_TAGVAR(hardcode_direct, $1)=unsupported + # It fails to find uninstalled libraries when the uninstalled + # path is not listed in the libpath. Setting hardcode_minus_L + # to unsupported forces relinking + _LT_TAGVAR(hardcode_minus_L, $1)=yes + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir' + _LT_TAGVAR(hardcode_libdir_separator, $1)= + fi + esac + shared_flag='-shared' + if test "$aix_use_runtimelinking" = yes; then + shared_flag="$shared_flag "'${wl}-G' + fi + else + # not using gcc + if test "$host_cpu" = ia64; then + # VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release + # chokes on -Wl,-G. The following line is correct: + shared_flag='-G' + else + if test "$aix_use_runtimelinking" = yes; then + shared_flag='${wl}-G' + else + shared_flag='${wl}-bM:SRE' + fi + fi + fi + + _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-bexpall' + # It seems that -bexpall does not export symbols beginning with + # underscore (_), so it is better to generate a list of symbols to + # export. + _LT_TAGVAR(always_export_symbols, $1)=yes + if test "$aix_use_runtimelinking" = yes; then + # Warning - without using the other runtime loading flags (-brtl), + # -berok will link without error, but may produce a broken library. + _LT_TAGVAR(allow_undefined_flag, $1)='-berok' + # Determine the default libpath from the value encoded in an empty + # executable. + _LT_SYS_MODULE_PATH_AIX([$1]) + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath" + + _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags `if test "x${allow_undefined_flag}" != "x"; then func_echo_all "${wl}${allow_undefined_flag}"; else :; fi` '"\${wl}$exp_sym_flag:\$export_symbols $shared_flag" + else + if test "$host_cpu" = ia64; then + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $libdir:/usr/lib:/lib' + _LT_TAGVAR(allow_undefined_flag, $1)="-z nodefs" + _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags ${wl}${allow_undefined_flag} '"\${wl}$exp_sym_flag:\$export_symbols" + else + # Determine the default libpath from the value encoded in an + # empty executable. + _LT_SYS_MODULE_PATH_AIX([$1]) + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath" + # Warning - without using the other run time loading flags, + # -berok will link without error, but may produce a broken library. + _LT_TAGVAR(no_undefined_flag, $1)=' ${wl}-bernotok' + _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-berok' + if test "$with_gnu_ld" = yes; then + # We only use this code for GNU lds that support --whole-archive. + _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive$convenience ${wl}--no-whole-archive' + else + # Exported symbols can be pulled into shared objects from archives + _LT_TAGVAR(whole_archive_flag_spec, $1)='$convenience' + fi + _LT_TAGVAR(archive_cmds_need_lc, $1)=yes + # This is similar to how AIX traditionally builds its shared + # libraries. + _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs ${wl}-bnoentry $compiler_flags ${wl}-bE:$export_symbols${allow_undefined_flag}~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$soname' + fi + fi + ;; + + beos*) + if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then + _LT_TAGVAR(allow_undefined_flag, $1)=unsupported + # Joseph Beckenbach says some releases of gcc + # support --undefined. This deserves some investigation. FIXME + _LT_TAGVAR(archive_cmds, $1)='$CC -nostart $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib' + else + _LT_TAGVAR(ld_shlibs, $1)=no + fi + ;; + + chorus*) + case $cc_basename in + *) + # FIXME: insert proper C++ library support + _LT_TAGVAR(ld_shlibs, $1)=no + ;; + esac + ;; + + cygwin* | mingw* | pw32* | cegcc*) + case $GXX,$cc_basename in + ,cl* | no,cl*) + # Native MSVC + # hardcode_libdir_flag_spec is actually meaningless, as there is + # no search path for DLLs. + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=' ' + _LT_TAGVAR(allow_undefined_flag, $1)=unsupported + _LT_TAGVAR(always_export_symbols, $1)=yes + _LT_TAGVAR(file_list_spec, $1)='@' + # Tell ltmain to make .lib files, not .a files. + libext=lib + # Tell ltmain to make .dll files, not .so files. + shrext_cmds=".dll" + # FIXME: Setting linknames here is a bad hack. + _LT_TAGVAR(archive_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $compiler_flags $deplibs -Wl,-dll~linknames=' + _LT_TAGVAR(archive_expsym_cmds, $1)='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then + $SED -n -e 's/\\\\\\\(.*\\\\\\\)/-link\\\ -EXPORT:\\\\\\\1/' -e '1\\\!p' < $export_symbols > $output_objdir/$soname.exp; + else + $SED -e 's/\\\\\\\(.*\\\\\\\)/-link\\\ -EXPORT:\\\\\\\1/' < $export_symbols > $output_objdir/$soname.exp; + fi~ + $CC -o $tool_output_objdir$soname $libobjs $compiler_flags $deplibs "@$tool_output_objdir$soname.exp" -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~ + linknames=' + # The linker will not automatically build a static lib if we build a DLL. + # _LT_TAGVAR(old_archive_from_new_cmds, $1)='true' + _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes + # Don't use ranlib + _LT_TAGVAR(old_postinstall_cmds, $1)='chmod 644 $oldlib' + _LT_TAGVAR(postlink_cmds, $1)='lt_outputfile="@OUTPUT@"~ + lt_tool_outputfile="@TOOL_OUTPUT@"~ + case $lt_outputfile in + *.exe|*.EXE) ;; + *) + lt_outputfile="$lt_outputfile.exe" + lt_tool_outputfile="$lt_tool_outputfile.exe" + ;; + esac~ + func_to_tool_file "$lt_outputfile"~ + if test "$MANIFEST_TOOL" != ":" && test -f "$lt_outputfile.manifest"; then + $MANIFEST_TOOL -manifest "$lt_tool_outputfile.manifest" -outputresource:"$lt_tool_outputfile" || exit 1; + $RM "$lt_outputfile.manifest"; + fi' + ;; + *) + # g++ + # _LT_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless, + # as there is no search path for DLLs. + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir' + _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-all-symbols' + _LT_TAGVAR(allow_undefined_flag, $1)=unsupported + _LT_TAGVAR(always_export_symbols, $1)=no + _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes + + if $LD --help 2>&1 | $GREP 'auto-import' > /dev/null; then + _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib' + # If the export-symbols file already is a .def file (1st line + # is EXPORTS), use it as is; otherwise, prepend... + _LT_TAGVAR(archive_expsym_cmds, $1)='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then + cp $export_symbols $output_objdir/$soname.def; + else + echo EXPORTS > $output_objdir/$soname.def; + cat $export_symbols >> $output_objdir/$soname.def; + fi~ + $CC -shared -nostdlib $output_objdir/$soname.def $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib' + else + _LT_TAGVAR(ld_shlibs, $1)=no + fi + ;; + esac + ;; + darwin* | rhapsody*) + _LT_DARWIN_LINKER_FEATURES($1) + ;; + + dgux*) + case $cc_basename in + ec++*) + # FIXME: insert proper C++ library support + _LT_TAGVAR(ld_shlibs, $1)=no + ;; + ghcx*) + # Green Hills C++ Compiler + # FIXME: insert proper C++ library support + _LT_TAGVAR(ld_shlibs, $1)=no + ;; + *) + # FIXME: insert proper C++ library support + _LT_TAGVAR(ld_shlibs, $1)=no + ;; + esac + ;; + + freebsd2.*) + # C++ shared libraries reported to be fairly broken before + # switch to ELF + _LT_TAGVAR(ld_shlibs, $1)=no + ;; + + freebsd-elf*) + _LT_TAGVAR(archive_cmds_need_lc, $1)=no + ;; + + freebsd* | dragonfly*) + # FreeBSD 3 and later use GNU C++ and GNU ld with standard ELF + # conventions + _LT_TAGVAR(ld_shlibs, $1)=yes + ;; + + haiku*) + _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib' + _LT_TAGVAR(link_all_deplibs, $1)=yes + ;; + + hpux9*) + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir' + _LT_TAGVAR(hardcode_libdir_separator, $1)=: + _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E' + _LT_TAGVAR(hardcode_direct, $1)=yes + _LT_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH, + # but as the default + # location of the library. + + case $cc_basename in + CC*) + # FIXME: insert proper C++ library support + _LT_TAGVAR(ld_shlibs, $1)=no + ;; + aCC*) + _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -b ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib' + # Commands to make compiler produce verbose output that lists + # what "hidden" libraries, object files and flags are used when + # linking a shared library. + # + # There doesn't appear to be a way to prevent this compiler from + # explicitly linking system object files so we need to strip them + # from the output so that they don't get included in the library + # dependencies. + output_verbose_link_cmd='templist=`($CC -b $CFLAGS -v conftest.$objext 2>&1) | $EGREP "\-L"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"' + ;; + *) + if test "$GXX" = yes; then + _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -shared -nostdlib $pic_flag ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib' + else + # FIXME: insert proper C++ library support + _LT_TAGVAR(ld_shlibs, $1)=no + fi + ;; + esac + ;; + + hpux10*|hpux11*) + if test $with_gnu_ld = no; then + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir' + _LT_TAGVAR(hardcode_libdir_separator, $1)=: + + case $host_cpu in + hppa*64*|ia64*) + ;; + *) + _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E' + ;; + esac + fi + case $host_cpu in + hppa*64*|ia64*) + _LT_TAGVAR(hardcode_direct, $1)=no + _LT_TAGVAR(hardcode_shlibpath_var, $1)=no + ;; + *) + _LT_TAGVAR(hardcode_direct, $1)=yes + _LT_TAGVAR(hardcode_direct_absolute, $1)=yes + _LT_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH, + # but as the default + # location of the library. + ;; + esac + + case $cc_basename in + CC*) + # FIXME: insert proper C++ library support + _LT_TAGVAR(ld_shlibs, $1)=no + ;; + aCC*) + case $host_cpu in + hppa*64*) + _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags' + ;; + ia64*) + _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags' + ;; + *) + _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags' + ;; + esac + # Commands to make compiler produce verbose output that lists + # what "hidden" libraries, object files and flags are used when + # linking a shared library. + # + # There doesn't appear to be a way to prevent this compiler from + # explicitly linking system object files so we need to strip them + # from the output so that they don't get included in the library + # dependencies. + output_verbose_link_cmd='templist=`($CC -b $CFLAGS -v conftest.$objext 2>&1) | $GREP "\-L"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"' + ;; + *) + if test "$GXX" = yes; then + if test $with_gnu_ld = no; then + case $host_cpu in + hppa*64*) + _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib -fPIC ${wl}+h ${wl}$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags' + ;; + ia64*) + _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $pic_flag ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags' + ;; + *) + _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $pic_flag ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags' + ;; + esac + fi + else + # FIXME: insert proper C++ library support + _LT_TAGVAR(ld_shlibs, $1)=no + fi + ;; + esac + ;; + + interix[[3-9]]*) + _LT_TAGVAR(hardcode_direct, $1)=no + _LT_TAGVAR(hardcode_shlibpath_var, $1)=no + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir' + _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E' + # Hack: On Interix 3.x, we cannot compile PIC because of a broken gcc. + # Instead, shared libraries are loaded at an image base (0x10000000 by + # default) and relocated if they conflict, which is a slow very memory + # consuming and fragmenting process. To avoid this, we pick a random, + # 256 KiB-aligned image base between 0x50000000 and 0x6FFC0000 at link + # time. Moving up from 0x10000000 also allows more sbrk(2) space. + _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib' + _LT_TAGVAR(archive_expsym_cmds, $1)='sed "s,^,_," $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--retain-symbols-file,$output_objdir/$soname.expsym ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib' + ;; + irix5* | irix6*) + case $cc_basename in + CC*) + # SGI C++ + _LT_TAGVAR(archive_cmds, $1)='$CC -shared -all -multigot $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib' + + # Archives containing C++ object files must be created using + # "CC -ar", where "CC" is the IRIX C++ compiler. This is + # necessary to make sure instantiated templates are included + # in the archive. + _LT_TAGVAR(old_archive_cmds, $1)='$CC -ar -WR,-u -o $oldlib $oldobjs' + ;; + *) + if test "$GXX" = yes; then + if test "$with_gnu_ld" = no; then + _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib' + else + _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` -o $lib' + fi + fi + _LT_TAGVAR(link_all_deplibs, $1)=yes + ;; + esac + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir' + _LT_TAGVAR(hardcode_libdir_separator, $1)=: + _LT_TAGVAR(inherit_rpath, $1)=yes + ;; + + linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*) + case $cc_basename in + KCC*) + # Kuck and Associates, Inc. (KAI) C++ Compiler + + # KCC will only create a shared library if the output file + # ends with ".so" (or ".sl" for HP-UX), so rename the library + # to its proper name (with version) after linking. + _LT_TAGVAR(archive_cmds, $1)='tempext=`echo $shared_ext | $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo $lib | $SED -e "s/\${tempext}\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib' + _LT_TAGVAR(archive_expsym_cmds, $1)='tempext=`echo $shared_ext | $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo $lib | $SED -e "s/\${tempext}\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib ${wl}-retain-symbols-file,$export_symbols; mv \$templib $lib' + # Commands to make compiler produce verbose output that lists + # what "hidden" libraries, object files and flags are used when + # linking a shared library. + # + # There doesn't appear to be a way to prevent this compiler from + # explicitly linking system object files so we need to strip them + # from the output so that they don't get included in the library + # dependencies. + output_verbose_link_cmd='templist=`$CC $CFLAGS -v conftest.$objext -o libconftest$shared_ext 2>&1 | $GREP "ld"`; rm -f libconftest$shared_ext; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"' + + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir' + _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic' + + # Archives containing C++ object files must be created using + # "CC -Bstatic", where "CC" is the KAI C++ compiler. + _LT_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs' + ;; + icpc* | ecpc* ) + # Intel C++ + with_gnu_ld=yes + # version 8.0 and above of icpc choke on multiply defined symbols + # if we add $predep_objects and $postdep_objects, however 7.1 and + # earlier do not add the objects themselves. + case `$CC -V 2>&1` in + *"Version 7."*) + _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib' + _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib' + ;; + *) # Version 8.0 or newer + tmp_idyn= + case $host_cpu in + ia64*) tmp_idyn=' -i_dynamic';; + esac + _LT_TAGVAR(archive_cmds, $1)='$CC -shared'"$tmp_idyn"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib' + _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared'"$tmp_idyn"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib' + ;; + esac + _LT_TAGVAR(archive_cmds_need_lc, $1)=no + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir' + _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic' + _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive$convenience ${wl}--no-whole-archive' + ;; + pgCC* | pgcpp*) + # Portland Group C++ compiler + case `$CC -V` in + *pgCC\ [[1-5]].* | *pgcpp\ [[1-5]].*) + _LT_TAGVAR(prelink_cmds, $1)='tpldir=Template.dir~ + rm -rf $tpldir~ + $CC --prelink_objects --instantiation_dir $tpldir $objs $libobjs $compile_deplibs~ + compile_command="$compile_command `find $tpldir -name \*.o | sort | $NL2SP`"' + _LT_TAGVAR(old_archive_cmds, $1)='tpldir=Template.dir~ + rm -rf $tpldir~ + $CC --prelink_objects --instantiation_dir $tpldir $oldobjs$old_deplibs~ + $AR $AR_FLAGS $oldlib$oldobjs$old_deplibs `find $tpldir -name \*.o | sort | $NL2SP`~ + $RANLIB $oldlib' + _LT_TAGVAR(archive_cmds, $1)='tpldir=Template.dir~ + rm -rf $tpldir~ + $CC --prelink_objects --instantiation_dir $tpldir $predep_objects $libobjs $deplibs $convenience $postdep_objects~ + $CC -shared $pic_flag $predep_objects $libobjs $deplibs `find $tpldir -name \*.o | sort | $NL2SP` $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname -o $lib' + _LT_TAGVAR(archive_expsym_cmds, $1)='tpldir=Template.dir~ + rm -rf $tpldir~ + $CC --prelink_objects --instantiation_dir $tpldir $predep_objects $libobjs $deplibs $convenience $postdep_objects~ + $CC -shared $pic_flag $predep_objects $libobjs $deplibs `find $tpldir -name \*.o | sort | $NL2SP` $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname ${wl}-retain-symbols-file ${wl}$export_symbols -o $lib' + ;; + *) # Version 6 and above use weak symbols + _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname -o $lib' + _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname ${wl}-retain-symbols-file ${wl}$export_symbols -o $lib' + ;; + esac + + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}--rpath ${wl}$libdir' + _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic' + _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive' + ;; + cxx*) + # Compaq C++ + _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib' + _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib ${wl}-retain-symbols-file $wl$export_symbols' + + runpath_var=LD_RUN_PATH + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir' + _LT_TAGVAR(hardcode_libdir_separator, $1)=: + + # Commands to make compiler produce verbose output that lists + # what "hidden" libraries, object files and flags are used when + # linking a shared library. + # + # There doesn't appear to be a way to prevent this compiler from + # explicitly linking system object files so we need to strip them + # from the output so that they don't get included in the library + # dependencies. + output_verbose_link_cmd='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP "ld"`; templist=`func_echo_all "$templist" | $SED "s/\(^.*ld.*\)\( .*ld .*$\)/\1/"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "X$list" | $Xsed' + ;; + xl* | mpixl* | bgxl*) + # IBM XL 8.0 on PPC, with GNU ld + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir' + _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic' + _LT_TAGVAR(archive_cmds, $1)='$CC -qmkshrobj $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib' + if test "x$supports_anon_versioning" = xyes; then + _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~ + cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~ + echo "local: *; };" >> $output_objdir/$libname.ver~ + $CC -qmkshrobj $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-version-script ${wl}$output_objdir/$libname.ver -o $lib' + fi + ;; + *) + case `$CC -V 2>&1 | sed 5q` in + *Sun\ C*) + # Sun C++ 5.9 + _LT_TAGVAR(no_undefined_flag, $1)=' -zdefs' + _LT_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag} -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags' + _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G${allow_undefined_flag} -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-retain-symbols-file ${wl}$export_symbols' + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir' + _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`new_convenience=; for conv in $convenience\"\"; do test -z \"$conv\" || new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive' + _LT_TAGVAR(compiler_needs_object, $1)=yes + + # Not sure whether something based on + # $CC $CFLAGS -v conftest.$objext -o libconftest$shared_ext 2>&1 + # would be better. + output_verbose_link_cmd='func_echo_all' + + # Archives containing C++ object files must be created using + # "CC -xar", where "CC" is the Sun C++ compiler. This is + # necessary to make sure instantiated templates are included + # in the archive. + _LT_TAGVAR(old_archive_cmds, $1)='$CC -xar -o $oldlib $oldobjs' + ;; + esac + ;; + esac + ;; + + lynxos*) + # FIXME: insert proper C++ library support + _LT_TAGVAR(ld_shlibs, $1)=no + ;; + + m88k*) + # FIXME: insert proper C++ library support + _LT_TAGVAR(ld_shlibs, $1)=no + ;; + + mvs*) + case $cc_basename in + cxx*) + # FIXME: insert proper C++ library support + _LT_TAGVAR(ld_shlibs, $1)=no + ;; + *) + # FIXME: insert proper C++ library support + _LT_TAGVAR(ld_shlibs, $1)=no + ;; + esac + ;; + + netbsd*) + if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then + _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $predep_objects $libobjs $deplibs $postdep_objects $linker_flags' + wlarc= + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir' + _LT_TAGVAR(hardcode_direct, $1)=yes + _LT_TAGVAR(hardcode_shlibpath_var, $1)=no + fi + # Workaround some broken pre-1.5 toolchains + output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP conftest.$objext | $SED -e "s:-lgcc -lc -lgcc::"' + ;; + + *nto* | *qnx*) + _LT_TAGVAR(ld_shlibs, $1)=yes + ;; + + openbsd2*) + # C++ shared libraries are fairly broken + _LT_TAGVAR(ld_shlibs, $1)=no + ;; + + openbsd*) + if test -f /usr/libexec/ld.so; then + _LT_TAGVAR(hardcode_direct, $1)=yes + _LT_TAGVAR(hardcode_shlibpath_var, $1)=no + _LT_TAGVAR(hardcode_direct_absolute, $1)=yes + _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib' + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir' + if test -z "`echo __ELF__ | $CC -E - | grep __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then + _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-retain-symbols-file,$export_symbols -o $lib' + _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E' + _LT_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive' + fi + output_verbose_link_cmd=func_echo_all + else + _LT_TAGVAR(ld_shlibs, $1)=no + fi + ;; + + osf3* | osf4* | osf5*) + case $cc_basename in + KCC*) + # Kuck and Associates, Inc. (KAI) C++ Compiler + + # KCC will only create a shared library if the output file + # ends with ".so" (or ".sl" for HP-UX), so rename the library + # to its proper name (with version) after linking. + _LT_TAGVAR(archive_cmds, $1)='tempext=`echo $shared_ext | $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo "$lib" | $SED -e "s/\${tempext}\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib' + + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir' + _LT_TAGVAR(hardcode_libdir_separator, $1)=: + + # Archives containing C++ object files must be created using + # the KAI C++ compiler. + case $host in + osf3*) _LT_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs' ;; + *) _LT_TAGVAR(old_archive_cmds, $1)='$CC -o $oldlib $oldobjs' ;; + esac + ;; + RCC*) + # Rational C++ 2.4.1 + # FIXME: insert proper C++ library support + _LT_TAGVAR(ld_shlibs, $1)=no + ;; + cxx*) + case $host in + osf3*) + _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*' + _LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $soname `test -n "$verstring" && func_echo_all "${wl}-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib' + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir' + ;; + *) + _LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*' + _LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -msym -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib' + _LT_TAGVAR(archive_expsym_cmds, $1)='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done~ + echo "-hidden">> $lib.exp~ + $CC -shared$allow_undefined_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -msym -soname $soname ${wl}-input ${wl}$lib.exp `test -n "$verstring" && $ECHO "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib~ + $RM $lib.exp' + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir' + ;; + esac + + _LT_TAGVAR(hardcode_libdir_separator, $1)=: + + # Commands to make compiler produce verbose output that lists + # what "hidden" libraries, object files and flags are used when + # linking a shared library. + # + # There doesn't appear to be a way to prevent this compiler from + # explicitly linking system object files so we need to strip them + # from the output so that they don't get included in the library + # dependencies. + output_verbose_link_cmd='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP "ld" | $GREP -v "ld:"`; templist=`func_echo_all "$templist" | $SED "s/\(^.*ld.*\)\( .*ld.*$\)/\1/"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"' + ;; + *) + if test "$GXX" = yes && test "$with_gnu_ld" = no; then + _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*' + case $host in + osf3*) + _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib ${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib' + ;; + *) + _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -nostdlib ${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib' + ;; + esac + + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir' + _LT_TAGVAR(hardcode_libdir_separator, $1)=: + + # Commands to make compiler produce verbose output that lists + # what "hidden" libraries, object files and flags are used when + # linking a shared library. + output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"' + + else + # FIXME: insert proper C++ library support + _LT_TAGVAR(ld_shlibs, $1)=no + fi + ;; + esac + ;; + + psos*) + # FIXME: insert proper C++ library support + _LT_TAGVAR(ld_shlibs, $1)=no + ;; + + sunos4*) + case $cc_basename in + CC*) + # Sun C++ 4.x + # FIXME: insert proper C++ library support + _LT_TAGVAR(ld_shlibs, $1)=no + ;; + lcc*) + # Lucid + # FIXME: insert proper C++ library support + _LT_TAGVAR(ld_shlibs, $1)=no + ;; + *) + # FIXME: insert proper C++ library support + _LT_TAGVAR(ld_shlibs, $1)=no + ;; + esac + ;; + + solaris*) + case $cc_basename in + CC* | sunCC*) + # Sun C++ 4.2, 5.x and Centerline C++ + _LT_TAGVAR(archive_cmds_need_lc,$1)=yes + _LT_TAGVAR(no_undefined_flag, $1)=' -zdefs' + _LT_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag} -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags' + _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~ + $CC -G${allow_undefined_flag} ${wl}-M ${wl}$lib.exp -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp' + + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir' + _LT_TAGVAR(hardcode_shlibpath_var, $1)=no + case $host_os in + solaris2.[[0-5]] | solaris2.[[0-5]].*) ;; + *) + # The compiler driver will combine and reorder linker options, + # but understands `-z linker_flag'. + # Supported since Solaris 2.6 (maybe 2.5.1?) + _LT_TAGVAR(whole_archive_flag_spec, $1)='-z allextract$convenience -z defaultextract' + ;; + esac + _LT_TAGVAR(link_all_deplibs, $1)=yes + + output_verbose_link_cmd='func_echo_all' + + # Archives containing C++ object files must be created using + # "CC -xar", where "CC" is the Sun C++ compiler. This is + # necessary to make sure instantiated templates are included + # in the archive. + _LT_TAGVAR(old_archive_cmds, $1)='$CC -xar -o $oldlib $oldobjs' + ;; + gcx*) + # Green Hills C++ Compiler + _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib' + + # The C++ compiler must be used to create the archive. + _LT_TAGVAR(old_archive_cmds, $1)='$CC $LDFLAGS -archive -o $oldlib $oldobjs' + ;; + *) + # GNU C++ compiler with Solaris linker + if test "$GXX" = yes && test "$with_gnu_ld" = no; then + _LT_TAGVAR(no_undefined_flag, $1)=' ${wl}-z ${wl}defs' + if $CC --version | $GREP -v '^2\.7' > /dev/null; then + _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib' + _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~ + $CC -shared $pic_flag -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp' + + # Commands to make compiler produce verbose output that lists + # what "hidden" libraries, object files and flags are used when + # linking a shared library. + output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"' + else + # g++ 2.7 appears to require `-G' NOT `-shared' on this + # platform. + _LT_TAGVAR(archive_cmds, $1)='$CC -G -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib' + _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~ + $CC -G -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp' + + # Commands to make compiler produce verbose output that lists + # what "hidden" libraries, object files and flags are used when + # linking a shared library. + output_verbose_link_cmd='$CC -G $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"' + fi + + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $wl$libdir' + case $host_os in + solaris2.[[0-5]] | solaris2.[[0-5]].*) ;; + *) + _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract' + ;; + esac + fi + ;; + esac + ;; + + sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[[01]].[[10]]* | unixware7* | sco3.2v5.0.[[024]]*) + _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text' + _LT_TAGVAR(archive_cmds_need_lc, $1)=no + _LT_TAGVAR(hardcode_shlibpath_var, $1)=no + runpath_var='LD_RUN_PATH' + + case $cc_basename in + CC*) + _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags' + _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags' + ;; + *) + _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags' + _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags' + ;; + esac + ;; + + sysv5* | sco3.2v5* | sco5v6*) + # Note: We can NOT use -z defs as we might desire, because we do not + # link with -lc, and that would cause any symbols used from libc to + # always be unresolved, which means just about no library would + # ever link correctly. If we're not using GNU ld we use -z text + # though, which does catch some bad symbols but isn't as heavy-handed + # as -z defs. + _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text' + _LT_TAGVAR(allow_undefined_flag, $1)='${wl}-z,nodefs' + _LT_TAGVAR(archive_cmds_need_lc, $1)=no + _LT_TAGVAR(hardcode_shlibpath_var, $1)=no + _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R,$libdir' + _LT_TAGVAR(hardcode_libdir_separator, $1)=':' + _LT_TAGVAR(link_all_deplibs, $1)=yes + _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Bexport' + runpath_var='LD_RUN_PATH' + + case $cc_basename in + CC*) + _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags' + _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags' + _LT_TAGVAR(old_archive_cmds, $1)='$CC -Tprelink_objects $oldobjs~ + '"$_LT_TAGVAR(old_archive_cmds, $1)" + _LT_TAGVAR(reload_cmds, $1)='$CC -Tprelink_objects $reload_objs~ + '"$_LT_TAGVAR(reload_cmds, $1)" + ;; + *) + _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags' + _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags' + ;; + esac + ;; + + tandem*) + case $cc_basename in + NCC*) + # NonStop-UX NCC 3.20 + # FIXME: insert proper C++ library support + _LT_TAGVAR(ld_shlibs, $1)=no + ;; + *) + # FIXME: insert proper C++ library support + _LT_TAGVAR(ld_shlibs, $1)=no + ;; + esac + ;; + + vxworks*) + # FIXME: insert proper C++ library support + _LT_TAGVAR(ld_shlibs, $1)=no + ;; + + *) + # FIXME: insert proper C++ library support + _LT_TAGVAR(ld_shlibs, $1)=no + ;; + esac + + AC_MSG_RESULT([$_LT_TAGVAR(ld_shlibs, $1)]) + test "$_LT_TAGVAR(ld_shlibs, $1)" = no && can_build_shared=no + + _LT_TAGVAR(GCC, $1)="$GXX" + _LT_TAGVAR(LD, $1)="$LD" + + ## CAVEAT EMPTOR: + ## There is no encapsulation within the following macros, do not change + ## the running order or otherwise move them around unless you know exactly + ## what you are doing... + _LT_SYS_HIDDEN_LIBDEPS($1) + _LT_COMPILER_PIC($1) + _LT_COMPILER_C_O($1) + _LT_COMPILER_FILE_LOCKS($1) + _LT_LINKER_SHLIBS($1) + _LT_SYS_DYNAMIC_LINKER($1) + _LT_LINKER_HARDCODE_LIBPATH($1) + + _LT_CONFIG($1) + fi # test -n "$compiler" + + CC=$lt_save_CC + CFLAGS=$lt_save_CFLAGS + LDCXX=$LD + LD=$lt_save_LD + GCC=$lt_save_GCC + with_gnu_ld=$lt_save_with_gnu_ld + lt_cv_path_LDCXX=$lt_cv_path_LD + lt_cv_path_LD=$lt_save_path_LD + lt_cv_prog_gnu_ldcxx=$lt_cv_prog_gnu_ld + lt_cv_prog_gnu_ld=$lt_save_with_gnu_ld +fi # test "$_lt_caught_CXX_error" != yes + +AC_LANG_POP +])# _LT_LANG_CXX_CONFIG + + +# _LT_FUNC_STRIPNAME_CNF +# ---------------------- +# func_stripname_cnf prefix suffix name +# strip PREFIX and SUFFIX off of NAME. +# PREFIX and SUFFIX must not contain globbing or regex special +# characters, hashes, percent signs, but SUFFIX may contain a leading +# dot (in which case that matches only a dot). +# +# This function is identical to the (non-XSI) version of func_stripname, +# except this one can be used by m4 code that may be executed by configure, +# rather than the libtool script. +m4_defun([_LT_FUNC_STRIPNAME_CNF],[dnl +AC_REQUIRE([_LT_DECL_SED]) +AC_REQUIRE([_LT_PROG_ECHO_BACKSLASH]) +func_stripname_cnf () +{ + case ${2} in + .*) func_stripname_result=`$ECHO "${3}" | $SED "s%^${1}%%; s%\\\\${2}\$%%"`;; + *) func_stripname_result=`$ECHO "${3}" | $SED "s%^${1}%%; s%${2}\$%%"`;; + esac +} # func_stripname_cnf +])# _LT_FUNC_STRIPNAME_CNF + +# _LT_SYS_HIDDEN_LIBDEPS([TAGNAME]) +# --------------------------------- +# Figure out "hidden" library dependencies from verbose +# compiler output when linking a shared library. +# Parse the compiler output and extract the necessary +# objects, libraries and library flags. +m4_defun([_LT_SYS_HIDDEN_LIBDEPS], +[m4_require([_LT_FILEUTILS_DEFAULTS])dnl +AC_REQUIRE([_LT_FUNC_STRIPNAME_CNF])dnl +# Dependencies to place before and after the object being linked: +_LT_TAGVAR(predep_objects, $1)= +_LT_TAGVAR(postdep_objects, $1)= +_LT_TAGVAR(predeps, $1)= +_LT_TAGVAR(postdeps, $1)= +_LT_TAGVAR(compiler_lib_search_path, $1)= + +dnl we can't use the lt_simple_compile_test_code here, +dnl because it contains code intended for an executable, +dnl not a library. It's possible we should let each +dnl tag define a new lt_????_link_test_code variable, +dnl but it's only used here... +m4_if([$1], [], [cat > conftest.$ac_ext <<_LT_EOF +int a; +void foo (void) { a = 0; } +_LT_EOF +], [$1], [CXX], [cat > conftest.$ac_ext <<_LT_EOF +class Foo +{ +public: + Foo (void) { a = 0; } +private: + int a; +}; +_LT_EOF +], [$1], [F77], [cat > conftest.$ac_ext <<_LT_EOF + subroutine foo + implicit none + integer*4 a + a=0 + return + end +_LT_EOF +], [$1], [FC], [cat > conftest.$ac_ext <<_LT_EOF + subroutine foo + implicit none + integer a + a=0 + return + end +_LT_EOF +], [$1], [GCJ], [cat > conftest.$ac_ext <<_LT_EOF +public class foo { + private int a; + public void bar (void) { + a = 0; + } +}; +_LT_EOF +], [$1], [GO], [cat > conftest.$ac_ext <<_LT_EOF +package foo +func foo() { +} +_LT_EOF +]) + +_lt_libdeps_save_CFLAGS=$CFLAGS +case "$CC $CFLAGS " in #( +*\ -flto*\ *) CFLAGS="$CFLAGS -fno-lto" ;; +*\ -fwhopr*\ *) CFLAGS="$CFLAGS -fno-whopr" ;; +*\ -fuse-linker-plugin*\ *) CFLAGS="$CFLAGS -fno-use-linker-plugin" ;; +esac + +dnl Parse the compiler output and extract the necessary +dnl objects, libraries and library flags. +if AC_TRY_EVAL(ac_compile); then + # Parse the compiler output and extract the necessary + # objects, libraries and library flags. + + # Sentinel used to keep track of whether or not we are before + # the conftest object file. + pre_test_object_deps_done=no + + for p in `eval "$output_verbose_link_cmd"`; do + case ${prev}${p} in + + -L* | -R* | -l*) + # Some compilers place space between "-{L,R}" and the path. + # Remove the space. + if test $p = "-L" || + test $p = "-R"; then + prev=$p + continue + fi + + # Expand the sysroot to ease extracting the directories later. + if test -z "$prev"; then + case $p in + -L*) func_stripname_cnf '-L' '' "$p"; prev=-L; p=$func_stripname_result ;; + -R*) func_stripname_cnf '-R' '' "$p"; prev=-R; p=$func_stripname_result ;; + -l*) func_stripname_cnf '-l' '' "$p"; prev=-l; p=$func_stripname_result ;; + esac + fi + case $p in + =*) func_stripname_cnf '=' '' "$p"; p=$lt_sysroot$func_stripname_result ;; + esac + if test "$pre_test_object_deps_done" = no; then + case ${prev} in + -L | -R) + # Internal compiler library paths should come after those + # provided the user. The postdeps already come after the + # user supplied libs so there is no need to process them. + if test -z "$_LT_TAGVAR(compiler_lib_search_path, $1)"; then + _LT_TAGVAR(compiler_lib_search_path, $1)="${prev}${p}" + else + _LT_TAGVAR(compiler_lib_search_path, $1)="${_LT_TAGVAR(compiler_lib_search_path, $1)} ${prev}${p}" + fi + ;; + # The "-l" case would never come before the object being + # linked, so don't bother handling this case. + esac + else + if test -z "$_LT_TAGVAR(postdeps, $1)"; then + _LT_TAGVAR(postdeps, $1)="${prev}${p}" + else + _LT_TAGVAR(postdeps, $1)="${_LT_TAGVAR(postdeps, $1)} ${prev}${p}" + fi + fi + prev= + ;; + + *.lto.$objext) ;; # Ignore GCC LTO objects + *.$objext) + # This assumes that the test object file only shows up + # once in the compiler output. + if test "$p" = "conftest.$objext"; then + pre_test_object_deps_done=yes + continue + fi + + if test "$pre_test_object_deps_done" = no; then + if test -z "$_LT_TAGVAR(predep_objects, $1)"; then + _LT_TAGVAR(predep_objects, $1)="$p" + else + _LT_TAGVAR(predep_objects, $1)="$_LT_TAGVAR(predep_objects, $1) $p" + fi + else + if test -z "$_LT_TAGVAR(postdep_objects, $1)"; then + _LT_TAGVAR(postdep_objects, $1)="$p" + else + _LT_TAGVAR(postdep_objects, $1)="$_LT_TAGVAR(postdep_objects, $1) $p" + fi + fi + ;; + + *) ;; # Ignore the rest. + + esac + done + + # Clean up. + rm -f a.out a.exe +else + echo "libtool.m4: error: problem compiling $1 test program" +fi + +$RM -f confest.$objext +CFLAGS=$_lt_libdeps_save_CFLAGS + +# PORTME: override above test on systems where it is broken +m4_if([$1], [CXX], +[case $host_os in +interix[[3-9]]*) + # Interix 3.5 installs completely hosed .la files for C++, so rather than + # hack all around it, let's just trust "g++" to DTRT. + _LT_TAGVAR(predep_objects,$1)= + _LT_TAGVAR(postdep_objects,$1)= + _LT_TAGVAR(postdeps,$1)= + ;; + +linux*) + case `$CC -V 2>&1 | sed 5q` in + *Sun\ C*) + # Sun C++ 5.9 + + # The more standards-conforming stlport4 library is + # incompatible with the Cstd library. Avoid specifying + # it if it's in CXXFLAGS. Ignore libCrun as + # -library=stlport4 depends on it. + case " $CXX $CXXFLAGS " in + *" -library=stlport4 "*) + solaris_use_stlport4=yes + ;; + esac + + if test "$solaris_use_stlport4" != yes; then + _LT_TAGVAR(postdeps,$1)='-library=Cstd -library=Crun' + fi + ;; + esac + ;; + +solaris*) + case $cc_basename in + CC* | sunCC*) + # The more standards-conforming stlport4 library is + # incompatible with the Cstd library. Avoid specifying + # it if it's in CXXFLAGS. Ignore libCrun as + # -library=stlport4 depends on it. + case " $CXX $CXXFLAGS " in + *" -library=stlport4 "*) + solaris_use_stlport4=yes + ;; + esac + + # Adding this requires a known-good setup of shared libraries for + # Sun compiler versions before 5.6, else PIC objects from an old + # archive will be linked into the output, leading to subtle bugs. + if test "$solaris_use_stlport4" != yes; then + _LT_TAGVAR(postdeps,$1)='-library=Cstd -library=Crun' + fi + ;; + esac + ;; +esac +]) + +case " $_LT_TAGVAR(postdeps, $1) " in +*" -lc "*) _LT_TAGVAR(archive_cmds_need_lc, $1)=no ;; +esac + _LT_TAGVAR(compiler_lib_search_dirs, $1)= +if test -n "${_LT_TAGVAR(compiler_lib_search_path, $1)}"; then + _LT_TAGVAR(compiler_lib_search_dirs, $1)=`echo " ${_LT_TAGVAR(compiler_lib_search_path, $1)}" | ${SED} -e 's! -L! !g' -e 's!^ !!'` +fi +_LT_TAGDECL([], [compiler_lib_search_dirs], [1], + [The directories searched by this compiler when creating a shared library]) +_LT_TAGDECL([], [predep_objects], [1], + [Dependencies to place before and after the objects being linked to + create a shared library]) +_LT_TAGDECL([], [postdep_objects], [1]) +_LT_TAGDECL([], [predeps], [1]) +_LT_TAGDECL([], [postdeps], [1]) +_LT_TAGDECL([], [compiler_lib_search_path], [1], + [The library search path used internally by the compiler when linking + a shared library]) +])# _LT_SYS_HIDDEN_LIBDEPS + + +# _LT_LANG_F77_CONFIG([TAG]) +# -------------------------- +# Ensure that the configuration variables for a Fortran 77 compiler are +# suitably defined. These variables are subsequently used by _LT_CONFIG +# to write the compiler configuration to `libtool'. +m4_defun([_LT_LANG_F77_CONFIG], +[AC_LANG_PUSH(Fortran 77) +if test -z "$F77" || test "X$F77" = "Xno"; then + _lt_disable_F77=yes +fi + +_LT_TAGVAR(archive_cmds_need_lc, $1)=no +_LT_TAGVAR(allow_undefined_flag, $1)= +_LT_TAGVAR(always_export_symbols, $1)=no +_LT_TAGVAR(archive_expsym_cmds, $1)= +_LT_TAGVAR(export_dynamic_flag_spec, $1)= +_LT_TAGVAR(hardcode_direct, $1)=no +_LT_TAGVAR(hardcode_direct_absolute, $1)=no +_LT_TAGVAR(hardcode_libdir_flag_spec, $1)= +_LT_TAGVAR(hardcode_libdir_separator, $1)= +_LT_TAGVAR(hardcode_minus_L, $1)=no +_LT_TAGVAR(hardcode_automatic, $1)=no +_LT_TAGVAR(inherit_rpath, $1)=no +_LT_TAGVAR(module_cmds, $1)= +_LT_TAGVAR(module_expsym_cmds, $1)= +_LT_TAGVAR(link_all_deplibs, $1)=unknown +_LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds +_LT_TAGVAR(reload_flag, $1)=$reload_flag +_LT_TAGVAR(reload_cmds, $1)=$reload_cmds +_LT_TAGVAR(no_undefined_flag, $1)= +_LT_TAGVAR(whole_archive_flag_spec, $1)= +_LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no + +# Source file extension for f77 test sources. +ac_ext=f + +# Object file extension for compiled f77 test sources. +objext=o +_LT_TAGVAR(objext, $1)=$objext + +# No sense in running all these tests if we already determined that +# the F77 compiler isn't working. Some variables (like enable_shared) +# are currently assumed to apply to all compilers on this platform, +# and will be corrupted by setting them based on a non-working compiler. +if test "$_lt_disable_F77" != yes; then + # Code to be used in simple compile tests + lt_simple_compile_test_code="\ + subroutine t + return + end +" + + # Code to be used in simple link tests + lt_simple_link_test_code="\ + program t + end +" + + # ltmain only uses $CC for tagged configurations so make sure $CC is set. + _LT_TAG_COMPILER + + # save warnings/boilerplate of simple test code + _LT_COMPILER_BOILERPLATE + _LT_LINKER_BOILERPLATE + + # Allow CC to be a program name with arguments. + lt_save_CC="$CC" + lt_save_GCC=$GCC + lt_save_CFLAGS=$CFLAGS + CC=${F77-"f77"} + CFLAGS=$FFLAGS + compiler=$CC + _LT_TAGVAR(compiler, $1)=$CC + _LT_CC_BASENAME([$compiler]) + GCC=$G77 + if test -n "$compiler"; then + AC_MSG_CHECKING([if libtool supports shared libraries]) + AC_MSG_RESULT([$can_build_shared]) + + AC_MSG_CHECKING([whether to build shared libraries]) + test "$can_build_shared" = "no" && enable_shared=no + + # On AIX, shared libraries and static libraries use the same namespace, and + # are all built from PIC. + case $host_os in + aix3*) + test "$enable_shared" = yes && enable_static=no + if test -n "$RANLIB"; then + archive_cmds="$archive_cmds~\$RANLIB \$lib" + postinstall_cmds='$RANLIB $lib' + fi + ;; + aix[[4-9]]*) + if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then + test "$enable_shared" = yes && enable_static=no + fi + ;; + esac + AC_MSG_RESULT([$enable_shared]) + + AC_MSG_CHECKING([whether to build static libraries]) + # Make sure either enable_shared or enable_static is yes. + test "$enable_shared" = yes || enable_static=yes + AC_MSG_RESULT([$enable_static]) + + _LT_TAGVAR(GCC, $1)="$G77" + _LT_TAGVAR(LD, $1)="$LD" + + ## CAVEAT EMPTOR: + ## There is no encapsulation within the following macros, do not change + ## the running order or otherwise move them around unless you know exactly + ## what you are doing... + _LT_COMPILER_PIC($1) + _LT_COMPILER_C_O($1) + _LT_COMPILER_FILE_LOCKS($1) + _LT_LINKER_SHLIBS($1) + _LT_SYS_DYNAMIC_LINKER($1) + _LT_LINKER_HARDCODE_LIBPATH($1) + + _LT_CONFIG($1) + fi # test -n "$compiler" + + GCC=$lt_save_GCC + CC="$lt_save_CC" + CFLAGS="$lt_save_CFLAGS" +fi # test "$_lt_disable_F77" != yes + +AC_LANG_POP +])# _LT_LANG_F77_CONFIG + + +# _LT_LANG_FC_CONFIG([TAG]) +# ------------------------- +# Ensure that the configuration variables for a Fortran compiler are +# suitably defined. These variables are subsequently used by _LT_CONFIG +# to write the compiler configuration to `libtool'. +m4_defun([_LT_LANG_FC_CONFIG], +[AC_LANG_PUSH(Fortran) + +if test -z "$FC" || test "X$FC" = "Xno"; then + _lt_disable_FC=yes +fi + +_LT_TAGVAR(archive_cmds_need_lc, $1)=no +_LT_TAGVAR(allow_undefined_flag, $1)= +_LT_TAGVAR(always_export_symbols, $1)=no +_LT_TAGVAR(archive_expsym_cmds, $1)= +_LT_TAGVAR(export_dynamic_flag_spec, $1)= +_LT_TAGVAR(hardcode_direct, $1)=no +_LT_TAGVAR(hardcode_direct_absolute, $1)=no +_LT_TAGVAR(hardcode_libdir_flag_spec, $1)= +_LT_TAGVAR(hardcode_libdir_separator, $1)= +_LT_TAGVAR(hardcode_minus_L, $1)=no +_LT_TAGVAR(hardcode_automatic, $1)=no +_LT_TAGVAR(inherit_rpath, $1)=no +_LT_TAGVAR(module_cmds, $1)= +_LT_TAGVAR(module_expsym_cmds, $1)= +_LT_TAGVAR(link_all_deplibs, $1)=unknown +_LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds +_LT_TAGVAR(reload_flag, $1)=$reload_flag +_LT_TAGVAR(reload_cmds, $1)=$reload_cmds +_LT_TAGVAR(no_undefined_flag, $1)= +_LT_TAGVAR(whole_archive_flag_spec, $1)= +_LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no + +# Source file extension for fc test sources. +ac_ext=${ac_fc_srcext-f} + +# Object file extension for compiled fc test sources. +objext=o +_LT_TAGVAR(objext, $1)=$objext + +# No sense in running all these tests if we already determined that +# the FC compiler isn't working. Some variables (like enable_shared) +# are currently assumed to apply to all compilers on this platform, +# and will be corrupted by setting them based on a non-working compiler. +if test "$_lt_disable_FC" != yes; then + # Code to be used in simple compile tests + lt_simple_compile_test_code="\ + subroutine t + return + end +" + + # Code to be used in simple link tests + lt_simple_link_test_code="\ + program t + end +" + + # ltmain only uses $CC for tagged configurations so make sure $CC is set. + _LT_TAG_COMPILER + + # save warnings/boilerplate of simple test code + _LT_COMPILER_BOILERPLATE + _LT_LINKER_BOILERPLATE + + # Allow CC to be a program name with arguments. + lt_save_CC="$CC" + lt_save_GCC=$GCC + lt_save_CFLAGS=$CFLAGS + CC=${FC-"f95"} + CFLAGS=$FCFLAGS + compiler=$CC + GCC=$ac_cv_fc_compiler_gnu + + _LT_TAGVAR(compiler, $1)=$CC + _LT_CC_BASENAME([$compiler]) + + if test -n "$compiler"; then + AC_MSG_CHECKING([if libtool supports shared libraries]) + AC_MSG_RESULT([$can_build_shared]) + + AC_MSG_CHECKING([whether to build shared libraries]) + test "$can_build_shared" = "no" && enable_shared=no + + # On AIX, shared libraries and static libraries use the same namespace, and + # are all built from PIC. + case $host_os in + aix3*) + test "$enable_shared" = yes && enable_static=no + if test -n "$RANLIB"; then + archive_cmds="$archive_cmds~\$RANLIB \$lib" + postinstall_cmds='$RANLIB $lib' + fi + ;; + aix[[4-9]]*) + if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then + test "$enable_shared" = yes && enable_static=no + fi + ;; + esac + AC_MSG_RESULT([$enable_shared]) + + AC_MSG_CHECKING([whether to build static libraries]) + # Make sure either enable_shared or enable_static is yes. + test "$enable_shared" = yes || enable_static=yes + AC_MSG_RESULT([$enable_static]) + + _LT_TAGVAR(GCC, $1)="$ac_cv_fc_compiler_gnu" + _LT_TAGVAR(LD, $1)="$LD" + + ## CAVEAT EMPTOR: + ## There is no encapsulation within the following macros, do not change + ## the running order or otherwise move them around unless you know exactly + ## what you are doing... + _LT_SYS_HIDDEN_LIBDEPS($1) + _LT_COMPILER_PIC($1) + _LT_COMPILER_C_O($1) + _LT_COMPILER_FILE_LOCKS($1) + _LT_LINKER_SHLIBS($1) + _LT_SYS_DYNAMIC_LINKER($1) + _LT_LINKER_HARDCODE_LIBPATH($1) + + _LT_CONFIG($1) + fi # test -n "$compiler" + + GCC=$lt_save_GCC + CC=$lt_save_CC + CFLAGS=$lt_save_CFLAGS +fi # test "$_lt_disable_FC" != yes + +AC_LANG_POP +])# _LT_LANG_FC_CONFIG + + +# _LT_LANG_GCJ_CONFIG([TAG]) +# -------------------------- +# Ensure that the configuration variables for the GNU Java Compiler compiler +# are suitably defined. These variables are subsequently used by _LT_CONFIG +# to write the compiler configuration to `libtool'. +m4_defun([_LT_LANG_GCJ_CONFIG], +[AC_REQUIRE([LT_PROG_GCJ])dnl +AC_LANG_SAVE + +# Source file extension for Java test sources. +ac_ext=java + +# Object file extension for compiled Java test sources. +objext=o +_LT_TAGVAR(objext, $1)=$objext + +# Code to be used in simple compile tests +lt_simple_compile_test_code="class foo {}" + +# Code to be used in simple link tests +lt_simple_link_test_code='public class conftest { public static void main(String[[]] argv) {}; }' + +# ltmain only uses $CC for tagged configurations so make sure $CC is set. +_LT_TAG_COMPILER + +# save warnings/boilerplate of simple test code +_LT_COMPILER_BOILERPLATE +_LT_LINKER_BOILERPLATE + +# Allow CC to be a program name with arguments. +lt_save_CC=$CC +lt_save_CFLAGS=$CFLAGS +lt_save_GCC=$GCC +GCC=yes +CC=${GCJ-"gcj"} +CFLAGS=$GCJFLAGS +compiler=$CC +_LT_TAGVAR(compiler, $1)=$CC +_LT_TAGVAR(LD, $1)="$LD" +_LT_CC_BASENAME([$compiler]) + +# GCJ did not exist at the time GCC didn't implicitly link libc in. +_LT_TAGVAR(archive_cmds_need_lc, $1)=no + +_LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds +_LT_TAGVAR(reload_flag, $1)=$reload_flag +_LT_TAGVAR(reload_cmds, $1)=$reload_cmds + +if test -n "$compiler"; then + _LT_COMPILER_NO_RTTI($1) + _LT_COMPILER_PIC($1) + _LT_COMPILER_C_O($1) + _LT_COMPILER_FILE_LOCKS($1) + _LT_LINKER_SHLIBS($1) + _LT_LINKER_HARDCODE_LIBPATH($1) + + _LT_CONFIG($1) +fi + +AC_LANG_RESTORE + +GCC=$lt_save_GCC +CC=$lt_save_CC +CFLAGS=$lt_save_CFLAGS +])# _LT_LANG_GCJ_CONFIG + + +# _LT_LANG_GO_CONFIG([TAG]) +# -------------------------- +# Ensure that the configuration variables for the GNU Go compiler +# are suitably defined. These variables are subsequently used by _LT_CONFIG +# to write the compiler configuration to `libtool'. +m4_defun([_LT_LANG_GO_CONFIG], +[AC_REQUIRE([LT_PROG_GO])dnl +AC_LANG_SAVE + +# Source file extension for Go test sources. +ac_ext=go + +# Object file extension for compiled Go test sources. +objext=o +_LT_TAGVAR(objext, $1)=$objext + +# Code to be used in simple compile tests +lt_simple_compile_test_code="package main; func main() { }" + +# Code to be used in simple link tests +lt_simple_link_test_code='package main; func main() { }' + +# ltmain only uses $CC for tagged configurations so make sure $CC is set. +_LT_TAG_COMPILER + +# save warnings/boilerplate of simple test code +_LT_COMPILER_BOILERPLATE +_LT_LINKER_BOILERPLATE + +# Allow CC to be a program name with arguments. +lt_save_CC=$CC +lt_save_CFLAGS=$CFLAGS +lt_save_GCC=$GCC +GCC=yes +CC=${GOC-"gccgo"} +CFLAGS=$GOFLAGS +compiler=$CC +_LT_TAGVAR(compiler, $1)=$CC +_LT_TAGVAR(LD, $1)="$LD" +_LT_CC_BASENAME([$compiler]) + +# Go did not exist at the time GCC didn't implicitly link libc in. +_LT_TAGVAR(archive_cmds_need_lc, $1)=no + +_LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds +_LT_TAGVAR(reload_flag, $1)=$reload_flag +_LT_TAGVAR(reload_cmds, $1)=$reload_cmds + +if test -n "$compiler"; then + _LT_COMPILER_NO_RTTI($1) + _LT_COMPILER_PIC($1) + _LT_COMPILER_C_O($1) + _LT_COMPILER_FILE_LOCKS($1) + _LT_LINKER_SHLIBS($1) + _LT_LINKER_HARDCODE_LIBPATH($1) + + _LT_CONFIG($1) +fi + +AC_LANG_RESTORE + +GCC=$lt_save_GCC +CC=$lt_save_CC +CFLAGS=$lt_save_CFLAGS +])# _LT_LANG_GO_CONFIG + + +# _LT_LANG_RC_CONFIG([TAG]) +# ------------------------- +# Ensure that the configuration variables for the Windows resource compiler +# are suitably defined. These variables are subsequently used by _LT_CONFIG +# to write the compiler configuration to `libtool'. +m4_defun([_LT_LANG_RC_CONFIG], +[AC_REQUIRE([LT_PROG_RC])dnl +AC_LANG_SAVE + +# Source file extension for RC test sources. +ac_ext=rc + +# Object file extension for compiled RC test sources. +objext=o +_LT_TAGVAR(objext, $1)=$objext + +# Code to be used in simple compile tests +lt_simple_compile_test_code='sample MENU { MENUITEM "&Soup", 100, CHECKED }' + +# Code to be used in simple link tests +lt_simple_link_test_code="$lt_simple_compile_test_code" + +# ltmain only uses $CC for tagged configurations so make sure $CC is set. +_LT_TAG_COMPILER + +# save warnings/boilerplate of simple test code +_LT_COMPILER_BOILERPLATE +_LT_LINKER_BOILERPLATE + +# Allow CC to be a program name with arguments. +lt_save_CC="$CC" +lt_save_CFLAGS=$CFLAGS +lt_save_GCC=$GCC +GCC= +CC=${RC-"windres"} +CFLAGS= +compiler=$CC +_LT_TAGVAR(compiler, $1)=$CC +_LT_CC_BASENAME([$compiler]) +_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes + +if test -n "$compiler"; then + : + _LT_CONFIG($1) +fi + +GCC=$lt_save_GCC +AC_LANG_RESTORE +CC=$lt_save_CC +CFLAGS=$lt_save_CFLAGS +])# _LT_LANG_RC_CONFIG + + +# LT_PROG_GCJ +# ----------- +AC_DEFUN([LT_PROG_GCJ], +[m4_ifdef([AC_PROG_GCJ], [AC_PROG_GCJ], + [m4_ifdef([A][M_PROG_GCJ], [A][M_PROG_GCJ], + [AC_CHECK_TOOL(GCJ, gcj,) + test "x${GCJFLAGS+set}" = xset || GCJFLAGS="-g -O2" + AC_SUBST(GCJFLAGS)])])[]dnl +]) + +# Old name: +AU_ALIAS([LT_AC_PROG_GCJ], [LT_PROG_GCJ]) +dnl aclocal-1.4 backwards compatibility: +dnl AC_DEFUN([LT_AC_PROG_GCJ], []) + + +# LT_PROG_GO +# ---------- +AC_DEFUN([LT_PROG_GO], +[AC_CHECK_TOOL(GOC, gccgo,) +]) + + +# LT_PROG_RC +# ---------- +AC_DEFUN([LT_PROG_RC], +[AC_CHECK_TOOL(RC, windres,) +]) + +# Old name: +AU_ALIAS([LT_AC_PROG_RC], [LT_PROG_RC]) +dnl aclocal-1.4 backwards compatibility: +dnl AC_DEFUN([LT_AC_PROG_RC], []) + + +# _LT_DECL_EGREP +# -------------- +# If we don't have a new enough Autoconf to choose the best grep +# available, choose the one first in the user's PATH. +m4_defun([_LT_DECL_EGREP], +[AC_REQUIRE([AC_PROG_EGREP])dnl +AC_REQUIRE([AC_PROG_FGREP])dnl +test -z "$GREP" && GREP=grep +_LT_DECL([], [GREP], [1], [A grep program that handles long lines]) +_LT_DECL([], [EGREP], [1], [An ERE matcher]) +_LT_DECL([], [FGREP], [1], [A literal string matcher]) +dnl Non-bleeding-edge autoconf doesn't subst GREP, so do it here too +AC_SUBST([GREP]) +]) + + +# _LT_DECL_OBJDUMP +# -------------- +# If we don't have a new enough Autoconf to choose the best objdump +# available, choose the one first in the user's PATH. +m4_defun([_LT_DECL_OBJDUMP], +[AC_CHECK_TOOL(OBJDUMP, objdump, false) +test -z "$OBJDUMP" && OBJDUMP=objdump +_LT_DECL([], [OBJDUMP], [1], [An object symbol dumper]) +AC_SUBST([OBJDUMP]) +]) + +# _LT_DECL_DLLTOOL +# ---------------- +# Ensure DLLTOOL variable is set. +m4_defun([_LT_DECL_DLLTOOL], +[AC_CHECK_TOOL(DLLTOOL, dlltool, false) +test -z "$DLLTOOL" && DLLTOOL=dlltool +_LT_DECL([], [DLLTOOL], [1], [DLL creation program]) +AC_SUBST([DLLTOOL]) +]) + +# _LT_DECL_SED +# ------------ +# Check for a fully-functional sed program, that truncates +# as few characters as possible. Prefer GNU sed if found. +m4_defun([_LT_DECL_SED], +[AC_PROG_SED +test -z "$SED" && SED=sed +Xsed="$SED -e 1s/^X//" +_LT_DECL([], [SED], [1], [A sed program that does not truncate output]) +_LT_DECL([], [Xsed], ["\$SED -e 1s/^X//"], + [Sed that helps us avoid accidentally triggering echo(1) options like -n]) +])# _LT_DECL_SED + +m4_ifndef([AC_PROG_SED], [ +# NOTE: This macro has been submitted for inclusion into # +# GNU Autoconf as AC_PROG_SED. When it is available in # +# a released version of Autoconf we should remove this # +# macro and use it instead. # + +m4_defun([AC_PROG_SED], +[AC_MSG_CHECKING([for a sed that does not truncate output]) +AC_CACHE_VAL(lt_cv_path_SED, +[# Loop through the user's path and test for sed and gsed. +# Then use that list of sed's as ones to test for truncation. +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for lt_ac_prog in sed gsed; do + for ac_exec_ext in '' $ac_executable_extensions; do + if $as_executable_p "$as_dir/$lt_ac_prog$ac_exec_ext"; then + lt_ac_sed_list="$lt_ac_sed_list $as_dir/$lt_ac_prog$ac_exec_ext" + fi + done + done +done +IFS=$as_save_IFS +lt_ac_max=0 +lt_ac_count=0 +# Add /usr/xpg4/bin/sed as it is typically found on Solaris +# along with /bin/sed that truncates output. +for lt_ac_sed in $lt_ac_sed_list /usr/xpg4/bin/sed; do + test ! -f $lt_ac_sed && continue + cat /dev/null > conftest.in + lt_ac_count=0 + echo $ECHO_N "0123456789$ECHO_C" >conftest.in + # Check for GNU sed and select it if it is found. + if "$lt_ac_sed" --version 2>&1 < /dev/null | grep 'GNU' > /dev/null; then + lt_cv_path_SED=$lt_ac_sed + break + fi + while true; do + cat conftest.in conftest.in >conftest.tmp + mv conftest.tmp conftest.in + cp conftest.in conftest.nl + echo >>conftest.nl + $lt_ac_sed -e 's/a$//' < conftest.nl >conftest.out || break + cmp -s conftest.out conftest.nl || break + # 10000 chars as input seems more than enough + test $lt_ac_count -gt 10 && break + lt_ac_count=`expr $lt_ac_count + 1` + if test $lt_ac_count -gt $lt_ac_max; then + lt_ac_max=$lt_ac_count + lt_cv_path_SED=$lt_ac_sed + fi + done +done +]) +SED=$lt_cv_path_SED +AC_SUBST([SED]) +AC_MSG_RESULT([$SED]) +])#AC_PROG_SED +])#m4_ifndef + +# Old name: +AU_ALIAS([LT_AC_PROG_SED], [AC_PROG_SED]) +dnl aclocal-1.4 backwards compatibility: +dnl AC_DEFUN([LT_AC_PROG_SED], []) + + +# _LT_CHECK_SHELL_FEATURES +# ------------------------ +# Find out whether the shell is Bourne or XSI compatible, +# or has some other useful features. +m4_defun([_LT_CHECK_SHELL_FEATURES], +[AC_MSG_CHECKING([whether the shell understands some XSI constructs]) +# Try some XSI features +xsi_shell=no +( _lt_dummy="a/b/c" + test "${_lt_dummy##*/},${_lt_dummy%/*},${_lt_dummy#??}"${_lt_dummy%"$_lt_dummy"}, \ + = c,a/b,b/c, \ + && eval 'test $(( 1 + 1 )) -eq 2 \ + && test "${#_lt_dummy}" -eq 5' ) >/dev/null 2>&1 \ + && xsi_shell=yes +AC_MSG_RESULT([$xsi_shell]) +_LT_CONFIG_LIBTOOL_INIT([xsi_shell='$xsi_shell']) + +AC_MSG_CHECKING([whether the shell understands "+="]) +lt_shell_append=no +( foo=bar; set foo baz; eval "$[1]+=\$[2]" && test "$foo" = barbaz ) \ + >/dev/null 2>&1 \ + && lt_shell_append=yes +AC_MSG_RESULT([$lt_shell_append]) +_LT_CONFIG_LIBTOOL_INIT([lt_shell_append='$lt_shell_append']) + +if ( (MAIL=60; unset MAIL) || exit) >/dev/null 2>&1; then + lt_unset=unset +else + lt_unset=false +fi +_LT_DECL([], [lt_unset], [0], [whether the shell understands "unset"])dnl + +# test EBCDIC or ASCII +case `echo X|tr X '\101'` in + A) # ASCII based system + # \n is not interpreted correctly by Solaris 8 /usr/ucb/tr + lt_SP2NL='tr \040 \012' + lt_NL2SP='tr \015\012 \040\040' + ;; + *) # EBCDIC based system + lt_SP2NL='tr \100 \n' + lt_NL2SP='tr \r\n \100\100' + ;; +esac +_LT_DECL([SP2NL], [lt_SP2NL], [1], [turn spaces into newlines])dnl +_LT_DECL([NL2SP], [lt_NL2SP], [1], [turn newlines into spaces])dnl +])# _LT_CHECK_SHELL_FEATURES + + +# _LT_PROG_FUNCTION_REPLACE (FUNCNAME, REPLACEMENT-BODY) +# ------------------------------------------------------ +# In `$cfgfile', look for function FUNCNAME delimited by `^FUNCNAME ()$' and +# '^} FUNCNAME ', and replace its body with REPLACEMENT-BODY. +m4_defun([_LT_PROG_FUNCTION_REPLACE], +[dnl { +sed -e '/^$1 ()$/,/^} # $1 /c\ +$1 ()\ +{\ +m4_bpatsubsts([$2], [$], [\\], [^\([ ]\)], [\\\1]) +} # Extended-shell $1 implementation' "$cfgfile" > $cfgfile.tmp \ + && mv -f "$cfgfile.tmp" "$cfgfile" \ + || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp") +test 0 -eq $? || _lt_function_replace_fail=: +]) + + +# _LT_PROG_REPLACE_SHELLFNS +# ------------------------- +# Replace existing portable implementations of several shell functions with +# equivalent extended shell implementations where those features are available.. +m4_defun([_LT_PROG_REPLACE_SHELLFNS], +[if test x"$xsi_shell" = xyes; then + _LT_PROG_FUNCTION_REPLACE([func_dirname], [dnl + case ${1} in + */*) func_dirname_result="${1%/*}${2}" ;; + * ) func_dirname_result="${3}" ;; + esac]) + + _LT_PROG_FUNCTION_REPLACE([func_basename], [dnl + func_basename_result="${1##*/}"]) + + _LT_PROG_FUNCTION_REPLACE([func_dirname_and_basename], [dnl + case ${1} in + */*) func_dirname_result="${1%/*}${2}" ;; + * ) func_dirname_result="${3}" ;; + esac + func_basename_result="${1##*/}"]) + + _LT_PROG_FUNCTION_REPLACE([func_stripname], [dnl + # pdksh 5.2.14 does not do ${X%$Y} correctly if both X and Y are + # positional parameters, so assign one to ordinary parameter first. + func_stripname_result=${3} + func_stripname_result=${func_stripname_result#"${1}"} + func_stripname_result=${func_stripname_result%"${2}"}]) + + _LT_PROG_FUNCTION_REPLACE([func_split_long_opt], [dnl + func_split_long_opt_name=${1%%=*} + func_split_long_opt_arg=${1#*=}]) + + _LT_PROG_FUNCTION_REPLACE([func_split_short_opt], [dnl + func_split_short_opt_arg=${1#??} + func_split_short_opt_name=${1%"$func_split_short_opt_arg"}]) + + _LT_PROG_FUNCTION_REPLACE([func_lo2o], [dnl + case ${1} in + *.lo) func_lo2o_result=${1%.lo}.${objext} ;; + *) func_lo2o_result=${1} ;; + esac]) + + _LT_PROG_FUNCTION_REPLACE([func_xform], [ func_xform_result=${1%.*}.lo]) + + _LT_PROG_FUNCTION_REPLACE([func_arith], [ func_arith_result=$(( $[*] ))]) + + _LT_PROG_FUNCTION_REPLACE([func_len], [ func_len_result=${#1}]) +fi + +if test x"$lt_shell_append" = xyes; then + _LT_PROG_FUNCTION_REPLACE([func_append], [ eval "${1}+=\\${2}"]) + + _LT_PROG_FUNCTION_REPLACE([func_append_quoted], [dnl + func_quote_for_eval "${2}" +dnl m4 expansion turns \\\\ into \\, and then the shell eval turns that into \ + eval "${1}+=\\\\ \\$func_quote_for_eval_result"]) + + # Save a `func_append' function call where possible by direct use of '+=' + sed -e 's%func_append \([[a-zA-Z_]]\{1,\}\) "%\1+="%g' $cfgfile > $cfgfile.tmp \ + && mv -f "$cfgfile.tmp" "$cfgfile" \ + || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp") + test 0 -eq $? || _lt_function_replace_fail=: +else + # Save a `func_append' function call even when '+=' is not available + sed -e 's%func_append \([[a-zA-Z_]]\{1,\}\) "%\1="$\1%g' $cfgfile > $cfgfile.tmp \ + && mv -f "$cfgfile.tmp" "$cfgfile" \ + || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp") + test 0 -eq $? || _lt_function_replace_fail=: +fi + +if test x"$_lt_function_replace_fail" = x":"; then + AC_MSG_WARN([Unable to substitute extended shell functions in $ofile]) +fi +]) + +# _LT_PATH_CONVERSION_FUNCTIONS +# ----------------------------- +# Determine which file name conversion functions should be used by +# func_to_host_file (and, implicitly, by func_to_host_path). These are needed +# for certain cross-compile configurations and native mingw. +m4_defun([_LT_PATH_CONVERSION_FUNCTIONS], +[AC_REQUIRE([AC_CANONICAL_HOST])dnl +AC_REQUIRE([AC_CANONICAL_BUILD])dnl +AC_MSG_CHECKING([how to convert $build file names to $host format]) +AC_CACHE_VAL(lt_cv_to_host_file_cmd, +[case $host in + *-*-mingw* ) + case $build in + *-*-mingw* ) # actually msys + lt_cv_to_host_file_cmd=func_convert_file_msys_to_w32 + ;; + *-*-cygwin* ) + lt_cv_to_host_file_cmd=func_convert_file_cygwin_to_w32 + ;; + * ) # otherwise, assume *nix + lt_cv_to_host_file_cmd=func_convert_file_nix_to_w32 + ;; + esac + ;; + *-*-cygwin* ) + case $build in + *-*-mingw* ) # actually msys + lt_cv_to_host_file_cmd=func_convert_file_msys_to_cygwin + ;; + *-*-cygwin* ) + lt_cv_to_host_file_cmd=func_convert_file_noop + ;; + * ) # otherwise, assume *nix + lt_cv_to_host_file_cmd=func_convert_file_nix_to_cygwin + ;; + esac + ;; + * ) # unhandled hosts (and "normal" native builds) + lt_cv_to_host_file_cmd=func_convert_file_noop + ;; +esac +]) +to_host_file_cmd=$lt_cv_to_host_file_cmd +AC_MSG_RESULT([$lt_cv_to_host_file_cmd]) +_LT_DECL([to_host_file_cmd], [lt_cv_to_host_file_cmd], + [0], [convert $build file names to $host format])dnl + +AC_MSG_CHECKING([how to convert $build file names to toolchain format]) +AC_CACHE_VAL(lt_cv_to_tool_file_cmd, +[#assume ordinary cross tools, or native build. +lt_cv_to_tool_file_cmd=func_convert_file_noop +case $host in + *-*-mingw* ) + case $build in + *-*-mingw* ) # actually msys + lt_cv_to_tool_file_cmd=func_convert_file_msys_to_w32 + ;; + esac + ;; +esac +]) +to_tool_file_cmd=$lt_cv_to_tool_file_cmd +AC_MSG_RESULT([$lt_cv_to_tool_file_cmd]) +_LT_DECL([to_tool_file_cmd], [lt_cv_to_tool_file_cmd], + [0], [convert $build files to toolchain format])dnl +])# _LT_PATH_CONVERSION_FUNCTIONS + +# Helper functions for option handling. -*- Autoconf -*- +# +# Copyright (C) 2004, 2005, 2007, 2008, 2009 Free Software Foundation, +# Inc. +# Written by Gary V. Vaughan, 2004 +# +# This file is free software; the Free Software Foundation gives +# unlimited permission to copy and/or distribute it, with or without +# modifications, as long as this notice is preserved. + +# serial 7 ltoptions.m4 + +# This is to help aclocal find these macros, as it can't see m4_define. +AC_DEFUN([LTOPTIONS_VERSION], [m4_if([1])]) + + +# _LT_MANGLE_OPTION(MACRO-NAME, OPTION-NAME) +# ------------------------------------------ +m4_define([_LT_MANGLE_OPTION], +[[_LT_OPTION_]m4_bpatsubst($1__$2, [[^a-zA-Z0-9_]], [_])]) + + +# _LT_SET_OPTION(MACRO-NAME, OPTION-NAME) +# --------------------------------------- +# Set option OPTION-NAME for macro MACRO-NAME, and if there is a +# matching handler defined, dispatch to it. Other OPTION-NAMEs are +# saved as a flag. +m4_define([_LT_SET_OPTION], +[m4_define(_LT_MANGLE_OPTION([$1], [$2]))dnl +m4_ifdef(_LT_MANGLE_DEFUN([$1], [$2]), + _LT_MANGLE_DEFUN([$1], [$2]), + [m4_warning([Unknown $1 option `$2'])])[]dnl +]) + + +# _LT_IF_OPTION(MACRO-NAME, OPTION-NAME, IF-SET, [IF-NOT-SET]) +# ------------------------------------------------------------ +# Execute IF-SET if OPTION is set, IF-NOT-SET otherwise. +m4_define([_LT_IF_OPTION], +[m4_ifdef(_LT_MANGLE_OPTION([$1], [$2]), [$3], [$4])]) + + +# _LT_UNLESS_OPTIONS(MACRO-NAME, OPTION-LIST, IF-NOT-SET) +# ------------------------------------------------------- +# Execute IF-NOT-SET unless all options in OPTION-LIST for MACRO-NAME +# are set. +m4_define([_LT_UNLESS_OPTIONS], +[m4_foreach([_LT_Option], m4_split(m4_normalize([$2])), + [m4_ifdef(_LT_MANGLE_OPTION([$1], _LT_Option), + [m4_define([$0_found])])])[]dnl +m4_ifdef([$0_found], [m4_undefine([$0_found])], [$3 +])[]dnl +]) + + +# _LT_SET_OPTIONS(MACRO-NAME, OPTION-LIST) +# ---------------------------------------- +# OPTION-LIST is a space-separated list of Libtool options associated +# with MACRO-NAME. If any OPTION has a matching handler declared with +# LT_OPTION_DEFINE, dispatch to that macro; otherwise complain about +# the unknown option and exit. +m4_defun([_LT_SET_OPTIONS], +[# Set options +m4_foreach([_LT_Option], m4_split(m4_normalize([$2])), + [_LT_SET_OPTION([$1], _LT_Option)]) + +m4_if([$1],[LT_INIT],[ + dnl + dnl Simply set some default values (i.e off) if boolean options were not + dnl specified: + _LT_UNLESS_OPTIONS([LT_INIT], [dlopen], [enable_dlopen=no + ]) + _LT_UNLESS_OPTIONS([LT_INIT], [win32-dll], [enable_win32_dll=no + ]) + dnl + dnl If no reference was made to various pairs of opposing options, then + dnl we run the default mode handler for the pair. For example, if neither + dnl `shared' nor `disable-shared' was passed, we enable building of shared + dnl archives by default: + _LT_UNLESS_OPTIONS([LT_INIT], [shared disable-shared], [_LT_ENABLE_SHARED]) + _LT_UNLESS_OPTIONS([LT_INIT], [static disable-static], [_LT_ENABLE_STATIC]) + _LT_UNLESS_OPTIONS([LT_INIT], [pic-only no-pic], [_LT_WITH_PIC]) + _LT_UNLESS_OPTIONS([LT_INIT], [fast-install disable-fast-install], + [_LT_ENABLE_FAST_INSTALL]) + ]) +])# _LT_SET_OPTIONS + + + +# _LT_MANGLE_DEFUN(MACRO-NAME, OPTION-NAME) +# ----------------------------------------- +m4_define([_LT_MANGLE_DEFUN], +[[_LT_OPTION_DEFUN_]m4_bpatsubst(m4_toupper([$1__$2]), [[^A-Z0-9_]], [_])]) + + +# LT_OPTION_DEFINE(MACRO-NAME, OPTION-NAME, CODE) +# ----------------------------------------------- +m4_define([LT_OPTION_DEFINE], +[m4_define(_LT_MANGLE_DEFUN([$1], [$2]), [$3])[]dnl +])# LT_OPTION_DEFINE + + +# dlopen +# ------ +LT_OPTION_DEFINE([LT_INIT], [dlopen], [enable_dlopen=yes +]) + +AU_DEFUN([AC_LIBTOOL_DLOPEN], +[_LT_SET_OPTION([LT_INIT], [dlopen]) +AC_DIAGNOSE([obsolete], +[$0: Remove this warning and the call to _LT_SET_OPTION when you +put the `dlopen' option into LT_INIT's first parameter.]) +]) + +dnl aclocal-1.4 backwards compatibility: +dnl AC_DEFUN([AC_LIBTOOL_DLOPEN], []) + + +# win32-dll +# --------- +# Declare package support for building win32 dll's. +LT_OPTION_DEFINE([LT_INIT], [win32-dll], +[enable_win32_dll=yes + +case $host in +*-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-cegcc*) + AC_CHECK_TOOL(AS, as, false) + AC_CHECK_TOOL(DLLTOOL, dlltool, false) + AC_CHECK_TOOL(OBJDUMP, objdump, false) + ;; +esac + +test -z "$AS" && AS=as +_LT_DECL([], [AS], [1], [Assembler program])dnl + +test -z "$DLLTOOL" && DLLTOOL=dlltool +_LT_DECL([], [DLLTOOL], [1], [DLL creation program])dnl + +test -z "$OBJDUMP" && OBJDUMP=objdump +_LT_DECL([], [OBJDUMP], [1], [Object dumper program])dnl +])# win32-dll + +AU_DEFUN([AC_LIBTOOL_WIN32_DLL], +[AC_REQUIRE([AC_CANONICAL_HOST])dnl +_LT_SET_OPTION([LT_INIT], [win32-dll]) +AC_DIAGNOSE([obsolete], +[$0: Remove this warning and the call to _LT_SET_OPTION when you +put the `win32-dll' option into LT_INIT's first parameter.]) +]) + +dnl aclocal-1.4 backwards compatibility: +dnl AC_DEFUN([AC_LIBTOOL_WIN32_DLL], []) + + +# _LT_ENABLE_SHARED([DEFAULT]) +# ---------------------------- +# implement the --enable-shared flag, and supports the `shared' and +# `disable-shared' LT_INIT options. +# DEFAULT is either `yes' or `no'. If omitted, it defaults to `yes'. +m4_define([_LT_ENABLE_SHARED], +[m4_define([_LT_ENABLE_SHARED_DEFAULT], [m4_if($1, no, no, yes)])dnl +AC_ARG_ENABLE([shared], + [AS_HELP_STRING([--enable-shared@<:@=PKGS@:>@], + [build shared libraries @<:@default=]_LT_ENABLE_SHARED_DEFAULT[@:>@])], + [p=${PACKAGE-default} + case $enableval in + yes) enable_shared=yes ;; + no) enable_shared=no ;; + *) + enable_shared=no + # Look at the argument we got. We use all the common list separators. + lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR," + for pkg in $enableval; do + IFS="$lt_save_ifs" + if test "X$pkg" = "X$p"; then + enable_shared=yes + fi + done + IFS="$lt_save_ifs" + ;; + esac], + [enable_shared=]_LT_ENABLE_SHARED_DEFAULT) + + _LT_DECL([build_libtool_libs], [enable_shared], [0], + [Whether or not to build shared libraries]) +])# _LT_ENABLE_SHARED + +LT_OPTION_DEFINE([LT_INIT], [shared], [_LT_ENABLE_SHARED([yes])]) +LT_OPTION_DEFINE([LT_INIT], [disable-shared], [_LT_ENABLE_SHARED([no])]) + +# Old names: +AC_DEFUN([AC_ENABLE_SHARED], +[_LT_SET_OPTION([LT_INIT], m4_if([$1], [no], [disable-])[shared]) +]) + +AC_DEFUN([AC_DISABLE_SHARED], +[_LT_SET_OPTION([LT_INIT], [disable-shared]) +]) + +AU_DEFUN([AM_ENABLE_SHARED], [AC_ENABLE_SHARED($@)]) +AU_DEFUN([AM_DISABLE_SHARED], [AC_DISABLE_SHARED($@)]) + +dnl aclocal-1.4 backwards compatibility: +dnl AC_DEFUN([AM_ENABLE_SHARED], []) +dnl AC_DEFUN([AM_DISABLE_SHARED], []) + + + +# _LT_ENABLE_STATIC([DEFAULT]) +# ---------------------------- +# implement the --enable-static flag, and support the `static' and +# `disable-static' LT_INIT options. +# DEFAULT is either `yes' or `no'. If omitted, it defaults to `yes'. +m4_define([_LT_ENABLE_STATIC], +[m4_define([_LT_ENABLE_STATIC_DEFAULT], [m4_if($1, no, no, yes)])dnl +AC_ARG_ENABLE([static], + [AS_HELP_STRING([--enable-static@<:@=PKGS@:>@], + [build static libraries @<:@default=]_LT_ENABLE_STATIC_DEFAULT[@:>@])], + [p=${PACKAGE-default} + case $enableval in + yes) enable_static=yes ;; + no) enable_static=no ;; + *) + enable_static=no + # Look at the argument we got. We use all the common list separators. + lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR," + for pkg in $enableval; do + IFS="$lt_save_ifs" + if test "X$pkg" = "X$p"; then + enable_static=yes + fi + done + IFS="$lt_save_ifs" + ;; + esac], + [enable_static=]_LT_ENABLE_STATIC_DEFAULT) + + _LT_DECL([build_old_libs], [enable_static], [0], + [Whether or not to build static libraries]) +])# _LT_ENABLE_STATIC + +LT_OPTION_DEFINE([LT_INIT], [static], [_LT_ENABLE_STATIC([yes])]) +LT_OPTION_DEFINE([LT_INIT], [disable-static], [_LT_ENABLE_STATIC([no])]) + +# Old names: +AC_DEFUN([AC_ENABLE_STATIC], +[_LT_SET_OPTION([LT_INIT], m4_if([$1], [no], [disable-])[static]) +]) + +AC_DEFUN([AC_DISABLE_STATIC], +[_LT_SET_OPTION([LT_INIT], [disable-static]) +]) + +AU_DEFUN([AM_ENABLE_STATIC], [AC_ENABLE_STATIC($@)]) +AU_DEFUN([AM_DISABLE_STATIC], [AC_DISABLE_STATIC($@)]) + +dnl aclocal-1.4 backwards compatibility: +dnl AC_DEFUN([AM_ENABLE_STATIC], []) +dnl AC_DEFUN([AM_DISABLE_STATIC], []) + + + +# _LT_ENABLE_FAST_INSTALL([DEFAULT]) +# ---------------------------------- +# implement the --enable-fast-install flag, and support the `fast-install' +# and `disable-fast-install' LT_INIT options. +# DEFAULT is either `yes' or `no'. If omitted, it defaults to `yes'. +m4_define([_LT_ENABLE_FAST_INSTALL], +[m4_define([_LT_ENABLE_FAST_INSTALL_DEFAULT], [m4_if($1, no, no, yes)])dnl +AC_ARG_ENABLE([fast-install], + [AS_HELP_STRING([--enable-fast-install@<:@=PKGS@:>@], + [optimize for fast installation @<:@default=]_LT_ENABLE_FAST_INSTALL_DEFAULT[@:>@])], + [p=${PACKAGE-default} + case $enableval in + yes) enable_fast_install=yes ;; + no) enable_fast_install=no ;; + *) + enable_fast_install=no + # Look at the argument we got. We use all the common list separators. + lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR," + for pkg in $enableval; do + IFS="$lt_save_ifs" + if test "X$pkg" = "X$p"; then + enable_fast_install=yes + fi + done + IFS="$lt_save_ifs" + ;; + esac], + [enable_fast_install=]_LT_ENABLE_FAST_INSTALL_DEFAULT) + +_LT_DECL([fast_install], [enable_fast_install], [0], + [Whether or not to optimize for fast installation])dnl +])# _LT_ENABLE_FAST_INSTALL + +LT_OPTION_DEFINE([LT_INIT], [fast-install], [_LT_ENABLE_FAST_INSTALL([yes])]) +LT_OPTION_DEFINE([LT_INIT], [disable-fast-install], [_LT_ENABLE_FAST_INSTALL([no])]) + +# Old names: +AU_DEFUN([AC_ENABLE_FAST_INSTALL], +[_LT_SET_OPTION([LT_INIT], m4_if([$1], [no], [disable-])[fast-install]) +AC_DIAGNOSE([obsolete], +[$0: Remove this warning and the call to _LT_SET_OPTION when you put +the `fast-install' option into LT_INIT's first parameter.]) +]) + +AU_DEFUN([AC_DISABLE_FAST_INSTALL], +[_LT_SET_OPTION([LT_INIT], [disable-fast-install]) +AC_DIAGNOSE([obsolete], +[$0: Remove this warning and the call to _LT_SET_OPTION when you put +the `disable-fast-install' option into LT_INIT's first parameter.]) +]) + +dnl aclocal-1.4 backwards compatibility: +dnl AC_DEFUN([AC_ENABLE_FAST_INSTALL], []) +dnl AC_DEFUN([AM_DISABLE_FAST_INSTALL], []) + + +# _LT_WITH_PIC([MODE]) +# -------------------- +# implement the --with-pic flag, and support the `pic-only' and `no-pic' +# LT_INIT options. +# MODE is either `yes' or `no'. If omitted, it defaults to `both'. +m4_define([_LT_WITH_PIC], +[AC_ARG_WITH([pic], + [AS_HELP_STRING([--with-pic@<:@=PKGS@:>@], + [try to use only PIC/non-PIC objects @<:@default=use both@:>@])], + [lt_p=${PACKAGE-default} + case $withval in + yes|no) pic_mode=$withval ;; + *) + pic_mode=default + # Look at the argument we got. We use all the common list separators. + lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR," + for lt_pkg in $withval; do + IFS="$lt_save_ifs" + if test "X$lt_pkg" = "X$lt_p"; then + pic_mode=yes + fi + done + IFS="$lt_save_ifs" + ;; + esac], + [pic_mode=default]) + +test -z "$pic_mode" && pic_mode=m4_default([$1], [default]) + +_LT_DECL([], [pic_mode], [0], [What type of objects to build])dnl +])# _LT_WITH_PIC + +LT_OPTION_DEFINE([LT_INIT], [pic-only], [_LT_WITH_PIC([yes])]) +LT_OPTION_DEFINE([LT_INIT], [no-pic], [_LT_WITH_PIC([no])]) + +# Old name: +AU_DEFUN([AC_LIBTOOL_PICMODE], +[_LT_SET_OPTION([LT_INIT], [pic-only]) +AC_DIAGNOSE([obsolete], +[$0: Remove this warning and the call to _LT_SET_OPTION when you +put the `pic-only' option into LT_INIT's first parameter.]) +]) + +dnl aclocal-1.4 backwards compatibility: +dnl AC_DEFUN([AC_LIBTOOL_PICMODE], []) + + +m4_define([_LTDL_MODE], []) +LT_OPTION_DEFINE([LTDL_INIT], [nonrecursive], + [m4_define([_LTDL_MODE], [nonrecursive])]) +LT_OPTION_DEFINE([LTDL_INIT], [recursive], + [m4_define([_LTDL_MODE], [recursive])]) +LT_OPTION_DEFINE([LTDL_INIT], [subproject], + [m4_define([_LTDL_MODE], [subproject])]) + +m4_define([_LTDL_TYPE], []) +LT_OPTION_DEFINE([LTDL_INIT], [installable], + [m4_define([_LTDL_TYPE], [installable])]) +LT_OPTION_DEFINE([LTDL_INIT], [convenience], + [m4_define([_LTDL_TYPE], [convenience])]) + +# ltsugar.m4 -- libtool m4 base layer. -*-Autoconf-*- +# +# Copyright (C) 2004, 2005, 2007, 2008 Free Software Foundation, Inc. +# Written by Gary V. Vaughan, 2004 +# +# This file is free software; the Free Software Foundation gives +# unlimited permission to copy and/or distribute it, with or without +# modifications, as long as this notice is preserved. + +# serial 6 ltsugar.m4 + +# This is to help aclocal find these macros, as it can't see m4_define. +AC_DEFUN([LTSUGAR_VERSION], [m4_if([0.1])]) + + +# lt_join(SEP, ARG1, [ARG2...]) +# ----------------------------- +# Produce ARG1SEPARG2...SEPARGn, omitting [] arguments and their +# associated separator. +# Needed until we can rely on m4_join from Autoconf 2.62, since all earlier +# versions in m4sugar had bugs. +m4_define([lt_join], +[m4_if([$#], [1], [], + [$#], [2], [[$2]], + [m4_if([$2], [], [], [[$2]_])$0([$1], m4_shift(m4_shift($@)))])]) +m4_define([_lt_join], +[m4_if([$#$2], [2], [], + [m4_if([$2], [], [], [[$1$2]])$0([$1], m4_shift(m4_shift($@)))])]) + + +# lt_car(LIST) +# lt_cdr(LIST) +# ------------ +# Manipulate m4 lists. +# These macros are necessary as long as will still need to support +# Autoconf-2.59 which quotes differently. +m4_define([lt_car], [[$1]]) +m4_define([lt_cdr], +[m4_if([$#], 0, [m4_fatal([$0: cannot be called without arguments])], + [$#], 1, [], + [m4_dquote(m4_shift($@))])]) +m4_define([lt_unquote], $1) + + +# lt_append(MACRO-NAME, STRING, [SEPARATOR]) +# ------------------------------------------ +# Redefine MACRO-NAME to hold its former content plus `SEPARATOR'`STRING'. +# Note that neither SEPARATOR nor STRING are expanded; they are appended +# to MACRO-NAME as is (leaving the expansion for when MACRO-NAME is invoked). +# No SEPARATOR is output if MACRO-NAME was previously undefined (different +# than defined and empty). +# +# This macro is needed until we can rely on Autoconf 2.62, since earlier +# versions of m4sugar mistakenly expanded SEPARATOR but not STRING. +m4_define([lt_append], +[m4_define([$1], + m4_ifdef([$1], [m4_defn([$1])[$3]])[$2])]) + + + +# lt_combine(SEP, PREFIX-LIST, INFIX, SUFFIX1, [SUFFIX2...]) +# ---------------------------------------------------------- +# Produce a SEP delimited list of all paired combinations of elements of +# PREFIX-LIST with SUFFIX1 through SUFFIXn. Each element of the list +# has the form PREFIXmINFIXSUFFIXn. +# Needed until we can rely on m4_combine added in Autoconf 2.62. +m4_define([lt_combine], +[m4_if(m4_eval([$# > 3]), [1], + [m4_pushdef([_Lt_sep], [m4_define([_Lt_sep], m4_defn([lt_car]))])]]dnl +[[m4_foreach([_Lt_prefix], [$2], + [m4_foreach([_Lt_suffix], + ]m4_dquote(m4_dquote(m4_shift(m4_shift(m4_shift($@)))))[, + [_Lt_sep([$1])[]m4_defn([_Lt_prefix])[$3]m4_defn([_Lt_suffix])])])])]) + + +# lt_if_append_uniq(MACRO-NAME, VARNAME, [SEPARATOR], [UNIQ], [NOT-UNIQ]) +# ----------------------------------------------------------------------- +# Iff MACRO-NAME does not yet contain VARNAME, then append it (delimited +# by SEPARATOR if supplied) and expand UNIQ, else NOT-UNIQ. +m4_define([lt_if_append_uniq], +[m4_ifdef([$1], + [m4_if(m4_index([$3]m4_defn([$1])[$3], [$3$2$3]), [-1], + [lt_append([$1], [$2], [$3])$4], + [$5])], + [lt_append([$1], [$2], [$3])$4])]) + + +# lt_dict_add(DICT, KEY, VALUE) +# ----------------------------- +m4_define([lt_dict_add], +[m4_define([$1($2)], [$3])]) + + +# lt_dict_add_subkey(DICT, KEY, SUBKEY, VALUE) +# -------------------------------------------- +m4_define([lt_dict_add_subkey], +[m4_define([$1($2:$3)], [$4])]) + + +# lt_dict_fetch(DICT, KEY, [SUBKEY]) +# ---------------------------------- +m4_define([lt_dict_fetch], +[m4_ifval([$3], + m4_ifdef([$1($2:$3)], [m4_defn([$1($2:$3)])]), + m4_ifdef([$1($2)], [m4_defn([$1($2)])]))]) + + +# lt_if_dict_fetch(DICT, KEY, [SUBKEY], VALUE, IF-TRUE, [IF-FALSE]) +# ----------------------------------------------------------------- +m4_define([lt_if_dict_fetch], +[m4_if(lt_dict_fetch([$1], [$2], [$3]), [$4], + [$5], + [$6])]) + + +# lt_dict_filter(DICT, [SUBKEY], VALUE, [SEPARATOR], KEY, [...]) +# -------------------------------------------------------------- +m4_define([lt_dict_filter], +[m4_if([$5], [], [], + [lt_join(m4_quote(m4_default([$4], [[, ]])), + lt_unquote(m4_split(m4_normalize(m4_foreach(_Lt_key, lt_car([m4_shiftn(4, $@)]), + [lt_if_dict_fetch([$1], _Lt_key, [$2], [$3], [_Lt_key ])])))))])[]dnl +]) + +# ltversion.m4 -- version numbers -*- Autoconf -*- +# +# Copyright (C) 2004 Free Software Foundation, Inc. +# Written by Scott James Remnant, 2004 +# +# This file is free software; the Free Software Foundation gives +# unlimited permission to copy and/or distribute it, with or without +# modifications, as long as this notice is preserved. + +# @configure_input@ + +# serial 3337 ltversion.m4 +# This file is part of GNU Libtool + +m4_define([LT_PACKAGE_VERSION], [2.4.2]) +m4_define([LT_PACKAGE_REVISION], [1.3337]) + +AC_DEFUN([LTVERSION_VERSION], +[macro_version='2.4.2' +macro_revision='1.3337' +_LT_DECL(, macro_version, 0, [Which release of libtool.m4 was used?]) +_LT_DECL(, macro_revision, 0) +]) + +# lt~obsolete.m4 -- aclocal satisfying obsolete definitions. -*-Autoconf-*- +# +# Copyright (C) 2004, 2005, 2007, 2009 Free Software Foundation, Inc. +# Written by Scott James Remnant, 2004. +# +# This file is free software; the Free Software Foundation gives +# unlimited permission to copy and/or distribute it, with or without +# modifications, as long as this notice is preserved. + +# serial 5 lt~obsolete.m4 + +# These exist entirely to fool aclocal when bootstrapping libtool. +# +# In the past libtool.m4 has provided macros via AC_DEFUN (or AU_DEFUN) +# which have later been changed to m4_define as they aren't part of the +# exported API, or moved to Autoconf or Automake where they belong. +# +# The trouble is, aclocal is a bit thick. 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This is especially +# annoying in cross-compiling environments, where the build's strip +# is unlikely to handle the host's binaries. +# Fortunately install-sh will honor a STRIPPROG variable, so we +# always use install-sh in "make install-strip", and initialize +# STRIPPROG with the value of the STRIP variable (set by the user). +AC_DEFUN([AM_PROG_INSTALL_STRIP], +[AC_REQUIRE([AM_PROG_INSTALL_SH])dnl +# Installed binaries are usually stripped using 'strip' when the user +# run "make install-strip". However 'strip' might not be the right +# tool to use in cross-compilation environments, therefore Automake +# will honor the 'STRIP' environment variable to overrule this program. +dnl Don't test for $cross_compiling = yes, because it might be 'maybe'. +if test "$cross_compiling" != no; then + AC_CHECK_TOOL([STRIP], [strip], :) +fi +INSTALL_STRIP_PROGRAM="\$(install_sh) -c -s" +AC_SUBST([INSTALL_STRIP_PROGRAM])]) + +# Copyright (C) 2006-2013 Free Software Foundation, Inc. +# +# This file is free software; the Free Software Foundation +# gives unlimited permission to copy and/or distribute it, +# with or without modifications, as long as this notice is preserved. + +# _AM_SUBST_NOTMAKE(VARIABLE) +# --------------------------- +# Prevent Automake from outputting VARIABLE = @VARIABLE@ in Makefile.in. +# This macro is traced by Automake. +AC_DEFUN([_AM_SUBST_NOTMAKE]) + +# AM_SUBST_NOTMAKE(VARIABLE) +# -------------------------- +# Public sister of _AM_SUBST_NOTMAKE. +AC_DEFUN([AM_SUBST_NOTMAKE], [_AM_SUBST_NOTMAKE($@)]) + +# Check how to create a tarball. -*- Autoconf -*- + +# Copyright (C) 2004-2013 Free Software Foundation, Inc. +# +# This file is free software; the Free Software Foundation +# gives unlimited permission to copy and/or distribute it, +# with or without modifications, as long as this notice is preserved. + +# _AM_PROG_TAR(FORMAT) +# -------------------- +# Check how to create a tarball in format FORMAT. +# FORMAT should be one of 'v7', 'ustar', or 'pax'. +# +# Substitute a variable $(am__tar) that is a command +# writing to stdout a FORMAT-tarball containing the directory +# $tardir. +# tardir=directory && $(am__tar) > result.tar +# +# Substitute a variable $(am__untar) that extract such +# a tarball read from stdin. +# $(am__untar) < result.tar +# +AC_DEFUN([_AM_PROG_TAR], +[# Always define AMTAR for backward compatibility. Yes, it's still used +# in the wild :-( We should find a proper way to deprecate it ... +AC_SUBST([AMTAR], ['$${TAR-tar}']) + +# We'll loop over all known methods to create a tar archive until one works. +_am_tools='gnutar m4_if([$1], [ustar], [plaintar]) pax cpio none' + +m4_if([$1], [v7], + [am__tar='$${TAR-tar} chof - "$$tardir"' am__untar='$${TAR-tar} xf -'], + + [m4_case([$1], + [ustar], + [# The POSIX 1988 'ustar' format is defined with fixed-size fields. + # There is notably a 21 bits limit for the UID and the GID. In fact, + # the 'pax' utility can hang on bigger UID/GID (see automake bug#8343 + # and bug#13588). + am_max_uid=2097151 # 2^21 - 1 + am_max_gid=$am_max_uid + # The $UID and $GID variables are not portable, so we need to resort + # to the POSIX-mandated id(1) utility. Errors in the 'id' calls + # below are definitely unexpected, so allow the users to see them + # (that is, avoid stderr redirection). + am_uid=`id -u || echo unknown` + am_gid=`id -g || echo unknown` + AC_MSG_CHECKING([whether UID '$am_uid' is supported by ustar format]) + if test $am_uid -le $am_max_uid; then + AC_MSG_RESULT([yes]) + else + AC_MSG_RESULT([no]) + _am_tools=none + fi + AC_MSG_CHECKING([whether GID '$am_gid' is supported by ustar format]) + if test $am_gid -le $am_max_gid; then + AC_MSG_RESULT([yes]) + else + AC_MSG_RESULT([no]) + _am_tools=none + fi], + + [pax], + [], + + [m4_fatal([Unknown tar format])]) + + AC_MSG_CHECKING([how to create a $1 tar archive]) + + # Go ahead even if we have the value already cached. We do so because we + # need to set the values for the 'am__tar' and 'am__untar' variables. + _am_tools=${am_cv_prog_tar_$1-$_am_tools} + + for _am_tool in $_am_tools; do + case $_am_tool in + gnutar) + for _am_tar in tar gnutar gtar; do + AM_RUN_LOG([$_am_tar --version]) && break + done + am__tar="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$$tardir"' + am__tar_="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$tardir"' + am__untar="$_am_tar -xf -" + ;; + plaintar) + # Must skip GNU tar: if it does not support --format= it doesn't create + # ustar tarball either. + (tar --version) >/dev/null 2>&1 && continue + am__tar='tar chf - "$$tardir"' + am__tar_='tar chf - "$tardir"' + am__untar='tar xf -' + ;; + pax) + am__tar='pax -L -x $1 -w "$$tardir"' + am__tar_='pax -L -x $1 -w "$tardir"' + am__untar='pax -r' + ;; + cpio) + am__tar='find "$$tardir" -print | cpio -o -H $1 -L' + am__tar_='find "$tardir" -print | cpio -o -H $1 -L' + am__untar='cpio -i -H $1 -d' + ;; + none) + am__tar=false + am__tar_=false + am__untar=false + ;; + esac + + # If the value was cached, stop now. We just wanted to have am__tar + # and am__untar set. + test -n "${am_cv_prog_tar_$1}" && break + + # tar/untar a dummy directory, and stop if the command works. + rm -rf conftest.dir + mkdir conftest.dir + echo GrepMe > conftest.dir/file + AM_RUN_LOG([tardir=conftest.dir && eval $am__tar_ >conftest.tar]) + rm -rf conftest.dir + if test -s conftest.tar; then + AM_RUN_LOG([$am__untar /dev/null 2>&1 && break + fi + done + rm -rf conftest.dir + + AC_CACHE_VAL([am_cv_prog_tar_$1], [am_cv_prog_tar_$1=$_am_tool]) + AC_MSG_RESULT([$am_cv_prog_tar_$1])]) + +AC_SUBST([am__tar]) +AC_SUBST([am__untar]) +]) # _AM_PROG_TAR + diff --git a/vlib/compile b/vlib/compile new file mode 100755 index 00000000000..531136b068e --- /dev/null +++ b/vlib/compile @@ -0,0 +1,347 @@ +#! /bin/sh +# Wrapper for compilers which do not understand '-c -o'. + +scriptversion=2012-10-14.11; # UTC + +# Copyright (C) 1999-2013 Free Software Foundation, Inc. +# Written by Tom Tromey . +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2, or (at your option) +# any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see . + +# As a special exception to the GNU General Public License, if you +# distribute this file as part of a program that contains a +# configuration script generated by Autoconf, you may include it under +# the same distribution terms that you use for the rest of that program. + +# This file is maintained in Automake, please report +# bugs to or send patches to +# . + +nl=' +' + +# We need space, tab and new line, in precisely that order. Quoting is +# there to prevent tools from complaining about whitespace usage. +IFS=" "" $nl" + +file_conv= + +# func_file_conv build_file lazy +# Convert a $build file to $host form and store it in $file +# Currently only supports Windows hosts. If the determined conversion +# type is listed in (the comma separated) LAZY, no conversion will +# take place. +func_file_conv () +{ + file=$1 + case $file in + / | /[!/]*) # absolute file, and not a UNC file + if test -z "$file_conv"; then + # lazily determine how to convert abs files + case `uname -s` in + MINGW*) + file_conv=mingw + ;; + CYGWIN*) + file_conv=cygwin + ;; + *) + file_conv=wine + ;; + esac + fi + case $file_conv/,$2, in + *,$file_conv,*) + ;; + mingw/*) + file=`cmd //C echo "$file " | sed -e 's/"\(.*\) " *$/\1/'` + ;; + cygwin/*) + file=`cygpath -m "$file" || echo "$file"` + ;; + wine/*) + file=`winepath -w "$file" || echo "$file"` + ;; + esac + ;; + esac +} + +# func_cl_dashL linkdir +# Make cl look for libraries in LINKDIR +func_cl_dashL () +{ + func_file_conv "$1" + if test -z "$lib_path"; then + lib_path=$file + else + lib_path="$lib_path;$file" + fi + linker_opts="$linker_opts -LIBPATH:$file" +} + +# func_cl_dashl library +# Do a library search-path lookup for cl +func_cl_dashl () +{ + lib=$1 + found=no + save_IFS=$IFS + IFS=';' + for dir in $lib_path $LIB + do + IFS=$save_IFS + if $shared && test -f "$dir/$lib.dll.lib"; then + found=yes + lib=$dir/$lib.dll.lib + break + fi + if test -f "$dir/$lib.lib"; then + found=yes + lib=$dir/$lib.lib + break + fi + if test -f "$dir/lib$lib.a"; then + found=yes + lib=$dir/lib$lib.a + break + fi + done + IFS=$save_IFS + + if test "$found" != yes; then + lib=$lib.lib + fi +} + +# func_cl_wrapper cl arg... +# Adjust compile command to suit cl +func_cl_wrapper () +{ + # Assume a capable shell + lib_path= + shared=: + linker_opts= + for arg + do + if test -n "$eat"; then + eat= + else + case $1 in + -o) + # configure might choose to run compile as 'compile cc -o foo foo.c'. + eat=1 + case $2 in + *.o | *.[oO][bB][jJ]) + func_file_conv "$2" + set x "$@" -Fo"$file" + shift + ;; + *) + func_file_conv "$2" + set x "$@" -Fe"$file" + shift + ;; + esac + ;; + -I) + eat=1 + func_file_conv "$2" mingw + set x "$@" -I"$file" + shift + ;; + -I*) + func_file_conv "${1#-I}" mingw + set x "$@" -I"$file" + shift + ;; + -l) + eat=1 + func_cl_dashl "$2" + set x "$@" "$lib" + shift + ;; + -l*) + func_cl_dashl "${1#-l}" + set x "$@" "$lib" + shift + ;; + -L) + eat=1 + func_cl_dashL "$2" + ;; + -L*) + func_cl_dashL "${1#-L}" + ;; + -static) + shared=false + ;; + -Wl,*) + arg=${1#-Wl,} + save_ifs="$IFS"; IFS=',' + for flag in $arg; do + IFS="$save_ifs" + linker_opts="$linker_opts $flag" + done + IFS="$save_ifs" + ;; + -Xlinker) + eat=1 + linker_opts="$linker_opts $2" + ;; + -*) + set x "$@" "$1" + shift + ;; + *.cc | *.CC | *.cxx | *.CXX | *.[cC]++) + func_file_conv "$1" + set x "$@" -Tp"$file" + shift + ;; + *.c | *.cpp | *.CPP | *.lib | *.LIB | *.Lib | *.OBJ | *.obj | *.[oO]) + func_file_conv "$1" mingw + set x "$@" "$file" + shift + ;; + *) + set x "$@" "$1" + shift + ;; + esac + fi + shift + done + if test -n "$linker_opts"; then + linker_opts="-link$linker_opts" + fi + exec "$@" $linker_opts + exit 1 +} + +eat= + +case $1 in + '') + echo "$0: No command. Try '$0 --help' for more information." 1>&2 + exit 1; + ;; + -h | --h*) + cat <<\EOF +Usage: compile [--help] [--version] PROGRAM [ARGS] + +Wrapper for compilers which do not understand '-c -o'. +Remove '-o dest.o' from ARGS, run PROGRAM with the remaining +arguments, and rename the output as expected. + +If you are trying to build a whole package this is not the +right script to run: please start by reading the file 'INSTALL'. + +Report bugs to . +EOF + exit $? + ;; + -v | --v*) + echo "compile $scriptversion" + exit $? + ;; + cl | *[/\\]cl | cl.exe | *[/\\]cl.exe ) + func_cl_wrapper "$@" # Doesn't return... + ;; +esac + +ofile= +cfile= + +for arg +do + if test -n "$eat"; then + eat= + else + case $1 in + -o) + # configure might choose to run compile as 'compile cc -o foo foo.c'. + # So we strip '-o arg' only if arg is an object. + eat=1 + case $2 in + *.o | *.obj) + ofile=$2 + ;; + *) + set x "$@" -o "$2" + shift + ;; + esac + ;; + *.c) + cfile=$1 + set x "$@" "$1" + shift + ;; + *) + set x "$@" "$1" + shift + ;; + esac + fi + shift +done + +if test -z "$ofile" || test -z "$cfile"; then + # If no '-o' option was seen then we might have been invoked from a + # pattern rule where we don't need one. That is ok -- this is a + # normal compilation that the losing compiler can handle. If no + # '.c' file was seen then we are probably linking. That is also + # ok. + exec "$@" +fi + +# Name of file we expect compiler to create. +cofile=`echo "$cfile" | sed 's|^.*[\\/]||; s|^[a-zA-Z]:||; s/\.c$/.o/'` + +# Create the lock directory. +# Note: use '[/\\:.-]' here to ensure that we don't use the same name +# that we are using for the .o file. Also, base the name on the expected +# object file name, since that is what matters with a parallel build. +lockdir=`echo "$cofile" | sed -e 's|[/\\:.-]|_|g'`.d +while true; do + if mkdir "$lockdir" >/dev/null 2>&1; then + break + fi + sleep 1 +done +# FIXME: race condition here if user kills between mkdir and trap. +trap "rmdir '$lockdir'; exit 1" 1 2 15 + +# Run the compile. +"$@" +ret=$? + +if test -f "$cofile"; then + test "$cofile" = "$ofile" || mv "$cofile" "$ofile" +elif test -f "${cofile}bj"; then + test "${cofile}bj" = "$ofile" || mv "${cofile}bj" "$ofile" +fi + +rmdir "$lockdir" +exit $ret + +# Local Variables: +# mode: shell-script +# sh-indentation: 2 +# eval: (add-hook 'write-file-hooks 'time-stamp) +# time-stamp-start: "scriptversion=" +# time-stamp-format: "%:y-%02m-%02d.%02H" +# time-stamp-time-zone: "UTC" +# time-stamp-end: "; # UTC" +# End: diff --git a/vlib/config.guess b/vlib/config.guess new file mode 100755 index 00000000000..b79252d6b10 --- /dev/null +++ b/vlib/config.guess @@ -0,0 +1,1558 @@ +#! /bin/sh +# Attempt to guess a canonical system name. +# Copyright 1992-2013 Free Software Foundation, Inc. + +timestamp='2013-06-10' + +# This file is free software; you can redistribute it and/or modify it +# under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, but +# WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +# General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, see . +# +# As a special exception to the GNU General Public License, if you +# distribute this file as part of a program that contains a +# configuration script generated by Autoconf, you may include it under +# the same distribution terms that you use for the rest of that +# program. This Exception is an additional permission under section 7 +# of the GNU General Public License, version 3 ("GPLv3"). +# +# Originally written by Per Bothner. +# +# You can get the latest version of this script from: +# http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess;hb=HEAD +# +# Please send patches with a ChangeLog entry to config-patches@gnu.org. + + +me=`echo "$0" | sed -e 's,.*/,,'` + +usage="\ +Usage: $0 [OPTION] + +Output the configuration name of the system \`$me' is run on. + +Operation modes: + -h, --help print this help, then exit + -t, --time-stamp print date of last modification, then exit + -v, --version print version number, then exit + +Report bugs and patches to ." + +version="\ +GNU config.guess ($timestamp) + +Originally written by Per Bothner. +Copyright 1992-2013 Free Software Foundation, Inc. + +This is free software; see the source for copying conditions. There is NO +warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE." + +help=" +Try \`$me --help' for more information." + +# Parse command line +while test $# -gt 0 ; do + case $1 in + --time-stamp | --time* | -t ) + echo "$timestamp" ; exit ;; + --version | -v ) + echo "$version" ; exit ;; + --help | --h* | -h ) + echo "$usage"; exit ;; + -- ) # Stop option processing + shift; break ;; + - ) # Use stdin as input. + break ;; + -* ) + echo "$me: invalid option $1$help" >&2 + exit 1 ;; + * ) + break ;; + esac +done + +if test $# != 0; then + echo "$me: too many arguments$help" >&2 + exit 1 +fi + +trap 'exit 1' 1 2 15 + +# CC_FOR_BUILD -- compiler used by this script. Note that the use of a +# compiler to aid in system detection is discouraged as it requires +# temporary files to be created and, as you can see below, it is a +# headache to deal with in a portable fashion. + +# Historically, `CC_FOR_BUILD' used to be named `HOST_CC'. We still +# use `HOST_CC' if defined, but it is deprecated. + +# Portable tmp directory creation inspired by the Autoconf team. + +set_cc_for_build=' +trap "exitcode=\$?; (rm -f \$tmpfiles 2>/dev/null; rmdir \$tmp 2>/dev/null) && exit \$exitcode" 0 ; +trap "rm -f \$tmpfiles 2>/dev/null; rmdir \$tmp 2>/dev/null; exit 1" 1 2 13 15 ; +: ${TMPDIR=/tmp} ; + { tmp=`(umask 077 && mktemp -d "$TMPDIR/cgXXXXXX") 2>/dev/null` && test -n "$tmp" && test -d "$tmp" ; } || + { test -n "$RANDOM" && tmp=$TMPDIR/cg$$-$RANDOM && (umask 077 && mkdir $tmp) ; } || + { tmp=$TMPDIR/cg-$$ && (umask 077 && mkdir $tmp) && echo "Warning: creating insecure temp directory" >&2 ; } || + { echo "$me: cannot create a temporary directory in $TMPDIR" >&2 ; exit 1 ; } ; +dummy=$tmp/dummy ; +tmpfiles="$dummy.c $dummy.o $dummy.rel $dummy" ; +case $CC_FOR_BUILD,$HOST_CC,$CC in + ,,) echo "int x;" > $dummy.c ; + for c in cc gcc c89 c99 ; do + if ($c -c -o $dummy.o $dummy.c) >/dev/null 2>&1 ; then + CC_FOR_BUILD="$c"; break ; + fi ; + done ; + if test x"$CC_FOR_BUILD" = x ; then + CC_FOR_BUILD=no_compiler_found ; + fi + ;; + ,,*) CC_FOR_BUILD=$CC ;; + ,*,*) CC_FOR_BUILD=$HOST_CC ;; +esac ; set_cc_for_build= ;' + +# This is needed to find uname on a Pyramid OSx when run in the BSD universe. +# (ghazi@noc.rutgers.edu 1994-08-24) +if (test -f /.attbin/uname) >/dev/null 2>&1 ; then + PATH=$PATH:/.attbin ; export PATH +fi + +UNAME_MACHINE=`(uname -m) 2>/dev/null` || UNAME_MACHINE=unknown +UNAME_RELEASE=`(uname -r) 2>/dev/null` || UNAME_RELEASE=unknown +UNAME_SYSTEM=`(uname -s) 2>/dev/null` || UNAME_SYSTEM=unknown +UNAME_VERSION=`(uname -v) 2>/dev/null` || UNAME_VERSION=unknown + +case "${UNAME_SYSTEM}" in +Linux|GNU|GNU/*) + # If the system lacks a compiler, then just pick glibc. + # We could probably try harder. + LIBC=gnu + + eval $set_cc_for_build + cat <<-EOF > $dummy.c + #include + #if defined(__UCLIBC__) + LIBC=uclibc + #elif defined(__dietlibc__) + LIBC=dietlibc + #else + LIBC=gnu + #endif + EOF + eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep '^LIBC'` + ;; +esac + +# Note: order is significant - the case branches are not exclusive. + +case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in + *:NetBSD:*:*) + # NetBSD (nbsd) targets should (where applicable) match one or + # more of the tuples: *-*-netbsdelf*, *-*-netbsdaout*, + # *-*-netbsdecoff* and *-*-netbsd*. For targets that recently + # switched to ELF, *-*-netbsd* would select the old + # object file format. This provides both forward + # compatibility and a consistent mechanism for selecting the + # object file format. + # + # Note: NetBSD doesn't particularly care about the vendor + # portion of the name. We always set it to "unknown". + sysctl="sysctl -n hw.machine_arch" + UNAME_MACHINE_ARCH=`(/sbin/$sysctl 2>/dev/null || \ + /usr/sbin/$sysctl 2>/dev/null || echo unknown)` + case "${UNAME_MACHINE_ARCH}" in + armeb) machine=armeb-unknown ;; + arm*) machine=arm-unknown ;; + sh3el) machine=shl-unknown ;; + sh3eb) machine=sh-unknown ;; + sh5el) machine=sh5le-unknown ;; + *) machine=${UNAME_MACHINE_ARCH}-unknown ;; + esac + # The Operating System including object format, if it has switched + # to ELF recently, or will in the future. + case "${UNAME_MACHINE_ARCH}" in + arm*|i386|m68k|ns32k|sh3*|sparc|vax) + eval $set_cc_for_build + if echo __ELF__ | $CC_FOR_BUILD -E - 2>/dev/null \ + | grep -q __ELF__ + then + # Once all utilities can be ECOFF (netbsdecoff) or a.out (netbsdaout). + # Return netbsd for either. FIX? + os=netbsd + else + os=netbsdelf + fi + ;; + *) + os=netbsd + ;; + esac + # The OS release + # Debian GNU/NetBSD machines have a different userland, and + # thus, need a distinct triplet. However, they do not need + # kernel version information, so it can be replaced with a + # suitable tag, in the style of linux-gnu. + case "${UNAME_VERSION}" in + Debian*) + release='-gnu' + ;; + *) + release=`echo ${UNAME_RELEASE}|sed -e 's/[-_].*/\./'` + ;; + esac + # Since CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM: + # contains redundant information, the shorter form: + # CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM is used. + echo "${machine}-${os}${release}" + exit ;; + *:Bitrig:*:*) + UNAME_MACHINE_ARCH=`arch | sed 's/Bitrig.//'` + echo ${UNAME_MACHINE_ARCH}-unknown-bitrig${UNAME_RELEASE} + exit ;; + *:OpenBSD:*:*) + UNAME_MACHINE_ARCH=`arch | sed 's/OpenBSD.//'` + echo ${UNAME_MACHINE_ARCH}-unknown-openbsd${UNAME_RELEASE} + exit ;; + *:ekkoBSD:*:*) + echo ${UNAME_MACHINE}-unknown-ekkobsd${UNAME_RELEASE} + exit ;; + *:SolidBSD:*:*) + echo ${UNAME_MACHINE}-unknown-solidbsd${UNAME_RELEASE} + exit ;; + macppc:MirBSD:*:*) + echo powerpc-unknown-mirbsd${UNAME_RELEASE} + exit ;; + *:MirBSD:*:*) + echo ${UNAME_MACHINE}-unknown-mirbsd${UNAME_RELEASE} + exit ;; + alpha:OSF1:*:*) + case $UNAME_RELEASE in + *4.0) + UNAME_RELEASE=`/usr/sbin/sizer -v | awk '{print $3}'` + ;; + *5.*) + UNAME_RELEASE=`/usr/sbin/sizer -v | awk '{print $4}'` + ;; + esac + # According to Compaq, /usr/sbin/psrinfo has been available on + # OSF/1 and Tru64 systems produced since 1995. I hope that + # covers most systems running today. This code pipes the CPU + # types through head -n 1, so we only detect the type of CPU 0. + ALPHA_CPU_TYPE=`/usr/sbin/psrinfo -v | sed -n -e 's/^ The alpha \(.*\) processor.*$/\1/p' | head -n 1` + case "$ALPHA_CPU_TYPE" in + "EV4 (21064)") + UNAME_MACHINE="alpha" ;; + "EV4.5 (21064)") + UNAME_MACHINE="alpha" ;; + "LCA4 (21066/21068)") + UNAME_MACHINE="alpha" ;; + "EV5 (21164)") + UNAME_MACHINE="alphaev5" ;; + "EV5.6 (21164A)") + UNAME_MACHINE="alphaev56" ;; + "EV5.6 (21164PC)") + UNAME_MACHINE="alphapca56" ;; + "EV5.7 (21164PC)") + UNAME_MACHINE="alphapca57" ;; + "EV6 (21264)") + UNAME_MACHINE="alphaev6" ;; + "EV6.7 (21264A)") + UNAME_MACHINE="alphaev67" ;; + "EV6.8CB (21264C)") + UNAME_MACHINE="alphaev68" ;; + "EV6.8AL (21264B)") + UNAME_MACHINE="alphaev68" ;; + "EV6.8CX (21264D)") + UNAME_MACHINE="alphaev68" ;; + "EV6.9A (21264/EV69A)") + UNAME_MACHINE="alphaev69" ;; + "EV7 (21364)") + UNAME_MACHINE="alphaev7" ;; + "EV7.9 (21364A)") + UNAME_MACHINE="alphaev79" ;; + esac + # A Pn.n version is a patched version. + # A Vn.n version is a released version. + # A Tn.n version is a released field test version. + # A Xn.n version is an unreleased experimental baselevel. + # 1.2 uses "1.2" for uname -r. + echo ${UNAME_MACHINE}-dec-osf`echo ${UNAME_RELEASE} | sed -e 's/^[PVTX]//' | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz'` + # Reset EXIT trap before exiting to avoid spurious non-zero exit code. + exitcode=$? + trap '' 0 + exit $exitcode ;; + Alpha\ *:Windows_NT*:*) + # How do we know it's Interix rather than the generic POSIX subsystem? + # Should we change UNAME_MACHINE based on the output of uname instead + # of the specific Alpha model? + echo alpha-pc-interix + exit ;; + 21064:Windows_NT:50:3) + echo alpha-dec-winnt3.5 + exit ;; + Amiga*:UNIX_System_V:4.0:*) + echo m68k-unknown-sysv4 + exit ;; + *:[Aa]miga[Oo][Ss]:*:*) + echo ${UNAME_MACHINE}-unknown-amigaos + exit ;; + *:[Mm]orph[Oo][Ss]:*:*) + echo ${UNAME_MACHINE}-unknown-morphos + exit ;; + *:OS/390:*:*) + echo i370-ibm-openedition + exit ;; + *:z/VM:*:*) + echo s390-ibm-zvmoe + exit ;; + *:OS400:*:*) + echo powerpc-ibm-os400 + exit ;; + arm:RISC*:1.[012]*:*|arm:riscix:1.[012]*:*) + echo arm-acorn-riscix${UNAME_RELEASE} + exit ;; + arm*:riscos:*:*|arm*:RISCOS:*:*) + echo arm-unknown-riscos + exit ;; + SR2?01:HI-UX/MPP:*:* | SR8000:HI-UX/MPP:*:*) + echo hppa1.1-hitachi-hiuxmpp + exit ;; + Pyramid*:OSx*:*:* | MIS*:OSx*:*:* | MIS*:SMP_DC-OSx*:*:*) + # akee@wpdis03.wpafb.af.mil (Earle F. Ake) contributed MIS and NILE. + if test "`(/bin/universe) 2>/dev/null`" = att ; then + echo pyramid-pyramid-sysv3 + else + echo pyramid-pyramid-bsd + fi + exit ;; + NILE*:*:*:dcosx) + echo pyramid-pyramid-svr4 + exit ;; + DRS?6000:unix:4.0:6*) + echo sparc-icl-nx6 + exit ;; + DRS?6000:UNIX_SV:4.2*:7* | DRS?6000:isis:4.2*:7*) + case `/usr/bin/uname -p` in + sparc) echo sparc-icl-nx7; exit ;; + esac ;; + s390x:SunOS:*:*) + echo ${UNAME_MACHINE}-ibm-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'` + exit ;; + sun4H:SunOS:5.*:*) + echo sparc-hal-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'` + exit ;; + sun4*:SunOS:5.*:* | tadpole*:SunOS:5.*:*) + echo sparc-sun-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'` + exit ;; + i86pc:AuroraUX:5.*:* | i86xen:AuroraUX:5.*:*) + echo i386-pc-auroraux${UNAME_RELEASE} + exit ;; + i86pc:SunOS:5.*:* | i86xen:SunOS:5.*:*) + eval $set_cc_for_build + SUN_ARCH="i386" + # If there is a compiler, see if it is configured for 64-bit objects. + # Note that the Sun cc does not turn __LP64__ into 1 like gcc does. + # This test works for both compilers. + if [ "$CC_FOR_BUILD" != 'no_compiler_found' ]; then + if (echo '#ifdef __amd64'; echo IS_64BIT_ARCH; echo '#endif') | \ + (CCOPTS= $CC_FOR_BUILD -E - 2>/dev/null) | \ + grep IS_64BIT_ARCH >/dev/null + then + SUN_ARCH="x86_64" + fi + fi + echo ${SUN_ARCH}-pc-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'` + exit ;; + sun4*:SunOS:6*:*) + # According to config.sub, this is the proper way to canonicalize + # SunOS6. Hard to guess exactly what SunOS6 will be like, but + # it's likely to be more like Solaris than SunOS4. + echo sparc-sun-solaris3`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'` + exit ;; + sun4*:SunOS:*:*) + case "`/usr/bin/arch -k`" in + Series*|S4*) + UNAME_RELEASE=`uname -v` + ;; + esac + # Japanese Language versions have a version number like `4.1.3-JL'. + echo sparc-sun-sunos`echo ${UNAME_RELEASE}|sed -e 's/-/_/'` + exit ;; + sun3*:SunOS:*:*) + echo m68k-sun-sunos${UNAME_RELEASE} + exit ;; + sun*:*:4.2BSD:*) + UNAME_RELEASE=`(sed 1q /etc/motd | awk '{print substr($5,1,3)}') 2>/dev/null` + test "x${UNAME_RELEASE}" = "x" && UNAME_RELEASE=3 + case "`/bin/arch`" in + sun3) + echo m68k-sun-sunos${UNAME_RELEASE} + ;; + sun4) + echo sparc-sun-sunos${UNAME_RELEASE} + ;; + esac + exit ;; + aushp:SunOS:*:*) + echo sparc-auspex-sunos${UNAME_RELEASE} + exit ;; + # The situation for MiNT is a little confusing. The machine name + # can be virtually everything (everything which is not + # "atarist" or "atariste" at least should have a processor + # > m68000). The system name ranges from "MiNT" over "FreeMiNT" + # to the lowercase version "mint" (or "freemint"). Finally + # the system name "TOS" denotes a system which is actually not + # MiNT. But MiNT is downward compatible to TOS, so this should + # be no problem. + atarist[e]:*MiNT:*:* | atarist[e]:*mint:*:* | atarist[e]:*TOS:*:*) + echo m68k-atari-mint${UNAME_RELEASE} + exit ;; + atari*:*MiNT:*:* | atari*:*mint:*:* | atarist[e]:*TOS:*:*) + echo m68k-atari-mint${UNAME_RELEASE} + exit ;; + *falcon*:*MiNT:*:* | *falcon*:*mint:*:* | *falcon*:*TOS:*:*) + echo m68k-atari-mint${UNAME_RELEASE} + exit ;; + milan*:*MiNT:*:* | milan*:*mint:*:* | *milan*:*TOS:*:*) + echo m68k-milan-mint${UNAME_RELEASE} + exit ;; + hades*:*MiNT:*:* | hades*:*mint:*:* | *hades*:*TOS:*:*) + echo m68k-hades-mint${UNAME_RELEASE} + exit ;; + *:*MiNT:*:* | *:*mint:*:* | *:*TOS:*:*) + echo m68k-unknown-mint${UNAME_RELEASE} + exit ;; + m68k:machten:*:*) + echo m68k-apple-machten${UNAME_RELEASE} + exit ;; + powerpc:machten:*:*) + echo powerpc-apple-machten${UNAME_RELEASE} + exit ;; + RISC*:Mach:*:*) + echo mips-dec-mach_bsd4.3 + exit ;; + RISC*:ULTRIX:*:*) + echo mips-dec-ultrix${UNAME_RELEASE} + exit ;; + VAX*:ULTRIX*:*:*) + echo vax-dec-ultrix${UNAME_RELEASE} + exit ;; + 2020:CLIX:*:* | 2430:CLIX:*:*) + echo clipper-intergraph-clix${UNAME_RELEASE} + exit ;; + mips:*:*:UMIPS | mips:*:*:RISCos) + eval $set_cc_for_build + sed 's/^ //' << EOF >$dummy.c +#ifdef __cplusplus +#include /* for printf() prototype */ + int main (int argc, char *argv[]) { +#else + int main (argc, argv) int argc; char *argv[]; { +#endif + #if defined (host_mips) && defined (MIPSEB) + #if defined (SYSTYPE_SYSV) + printf ("mips-mips-riscos%ssysv\n", argv[1]); exit (0); + #endif + #if defined (SYSTYPE_SVR4) + printf ("mips-mips-riscos%ssvr4\n", argv[1]); exit (0); + #endif + #if defined (SYSTYPE_BSD43) || defined(SYSTYPE_BSD) + printf ("mips-mips-riscos%sbsd\n", argv[1]); exit (0); + #endif + #endif + exit (-1); + } +EOF + $CC_FOR_BUILD -o $dummy $dummy.c && + dummyarg=`echo "${UNAME_RELEASE}" | sed -n 's/\([0-9]*\).*/\1/p'` && + SYSTEM_NAME=`$dummy $dummyarg` && + { echo "$SYSTEM_NAME"; exit; } + echo mips-mips-riscos${UNAME_RELEASE} + exit ;; + Motorola:PowerMAX_OS:*:*) + echo powerpc-motorola-powermax + exit ;; + Motorola:*:4.3:PL8-*) + echo powerpc-harris-powermax + exit ;; + Night_Hawk:*:*:PowerMAX_OS | Synergy:PowerMAX_OS:*:*) + echo powerpc-harris-powermax + exit ;; + Night_Hawk:Power_UNIX:*:*) + echo powerpc-harris-powerunix + exit ;; + m88k:CX/UX:7*:*) + echo m88k-harris-cxux7 + exit ;; + m88k:*:4*:R4*) + echo m88k-motorola-sysv4 + exit ;; + m88k:*:3*:R3*) + echo m88k-motorola-sysv3 + exit ;; + AViiON:dgux:*:*) + # DG/UX returns AViiON for all architectures + UNAME_PROCESSOR=`/usr/bin/uname -p` + if [ $UNAME_PROCESSOR = mc88100 ] || [ $UNAME_PROCESSOR = mc88110 ] + then + if [ ${TARGET_BINARY_INTERFACE}x = m88kdguxelfx ] || \ + [ ${TARGET_BINARY_INTERFACE}x = x ] + then + echo m88k-dg-dgux${UNAME_RELEASE} + else + echo m88k-dg-dguxbcs${UNAME_RELEASE} + fi + else + echo i586-dg-dgux${UNAME_RELEASE} + fi + exit ;; + M88*:DolphinOS:*:*) # DolphinOS (SVR3) + echo m88k-dolphin-sysv3 + exit ;; + M88*:*:R3*:*) + # Delta 88k system running SVR3 + echo m88k-motorola-sysv3 + exit ;; + XD88*:*:*:*) # Tektronix XD88 system running UTekV (SVR3) + echo m88k-tektronix-sysv3 + exit ;; + Tek43[0-9][0-9]:UTek:*:*) # Tektronix 4300 system running UTek (BSD) + echo m68k-tektronix-bsd + exit ;; + *:IRIX*:*:*) + echo mips-sgi-irix`echo ${UNAME_RELEASE}|sed -e 's/-/_/g'` + exit ;; + ????????:AIX?:[12].1:2) # AIX 2.2.1 or AIX 2.1.1 is RT/PC AIX. + echo romp-ibm-aix # uname -m gives an 8 hex-code CPU id + exit ;; # Note that: echo "'`uname -s`'" gives 'AIX ' + i*86:AIX:*:*) + echo i386-ibm-aix + exit ;; + ia64:AIX:*:*) + if [ -x /usr/bin/oslevel ] ; then + IBM_REV=`/usr/bin/oslevel` + else + IBM_REV=${UNAME_VERSION}.${UNAME_RELEASE} + fi + echo ${UNAME_MACHINE}-ibm-aix${IBM_REV} + exit ;; + *:AIX:2:3) + if grep bos325 /usr/include/stdio.h >/dev/null 2>&1; then + eval $set_cc_for_build + sed 's/^ //' << EOF >$dummy.c + #include + + main() + { + if (!__power_pc()) + exit(1); + puts("powerpc-ibm-aix3.2.5"); + exit(0); + } +EOF + if $CC_FOR_BUILD -o $dummy $dummy.c && SYSTEM_NAME=`$dummy` + then + echo "$SYSTEM_NAME" + else + echo rs6000-ibm-aix3.2.5 + fi + elif grep bos324 /usr/include/stdio.h >/dev/null 2>&1; then + echo rs6000-ibm-aix3.2.4 + else + echo rs6000-ibm-aix3.2 + fi + exit ;; + *:AIX:*:[4567]) + IBM_CPU_ID=`/usr/sbin/lsdev -C -c processor -S available | sed 1q | awk '{ print $1 }'` + if /usr/sbin/lsattr -El ${IBM_CPU_ID} | grep ' POWER' >/dev/null 2>&1; then + IBM_ARCH=rs6000 + else + IBM_ARCH=powerpc + fi + if [ -x /usr/bin/oslevel ] ; then + IBM_REV=`/usr/bin/oslevel` + else + IBM_REV=${UNAME_VERSION}.${UNAME_RELEASE} + fi + echo ${IBM_ARCH}-ibm-aix${IBM_REV} + exit ;; + *:AIX:*:*) + echo rs6000-ibm-aix + exit ;; + ibmrt:4.4BSD:*|romp-ibm:BSD:*) + echo romp-ibm-bsd4.4 + exit ;; + ibmrt:*BSD:*|romp-ibm:BSD:*) # covers RT/PC BSD and + echo romp-ibm-bsd${UNAME_RELEASE} # 4.3 with uname added to + exit ;; # report: romp-ibm BSD 4.3 + *:BOSX:*:*) + echo rs6000-bull-bosx + exit ;; + DPX/2?00:B.O.S.:*:*) + echo m68k-bull-sysv3 + exit ;; + 9000/[34]??:4.3bsd:1.*:*) + echo m68k-hp-bsd + exit ;; + hp300:4.4BSD:*:* | 9000/[34]??:4.3bsd:2.*:*) + echo m68k-hp-bsd4.4 + exit ;; + 9000/[34678]??:HP-UX:*:*) + HPUX_REV=`echo ${UNAME_RELEASE}|sed -e 's/[^.]*.[0B]*//'` + case "${UNAME_MACHINE}" in + 9000/31? ) HP_ARCH=m68000 ;; + 9000/[34]?? ) HP_ARCH=m68k ;; + 9000/[678][0-9][0-9]) + if [ -x /usr/bin/getconf ]; then + sc_cpu_version=`/usr/bin/getconf SC_CPU_VERSION 2>/dev/null` + sc_kernel_bits=`/usr/bin/getconf SC_KERNEL_BITS 2>/dev/null` + case "${sc_cpu_version}" in + 523) HP_ARCH="hppa1.0" ;; # CPU_PA_RISC1_0 + 528) HP_ARCH="hppa1.1" ;; # CPU_PA_RISC1_1 + 532) # CPU_PA_RISC2_0 + case "${sc_kernel_bits}" in + 32) HP_ARCH="hppa2.0n" ;; + 64) HP_ARCH="hppa2.0w" ;; + '') HP_ARCH="hppa2.0" ;; # HP-UX 10.20 + esac ;; + esac + fi + if [ "${HP_ARCH}" = "" ]; then + eval $set_cc_for_build + sed 's/^ //' << EOF >$dummy.c + + #define _HPUX_SOURCE + #include + #include + + int main () + { + #if defined(_SC_KERNEL_BITS) + long bits = sysconf(_SC_KERNEL_BITS); + #endif + long cpu = sysconf (_SC_CPU_VERSION); + + switch (cpu) + { + case CPU_PA_RISC1_0: puts ("hppa1.0"); break; + case CPU_PA_RISC1_1: puts ("hppa1.1"); break; + case CPU_PA_RISC2_0: + #if defined(_SC_KERNEL_BITS) + switch (bits) + { + case 64: puts ("hppa2.0w"); break; + case 32: puts ("hppa2.0n"); break; + default: puts ("hppa2.0"); break; + } break; + #else /* !defined(_SC_KERNEL_BITS) */ + puts ("hppa2.0"); break; + #endif + default: puts ("hppa1.0"); break; + } + exit (0); + } +EOF + (CCOPTS= $CC_FOR_BUILD -o $dummy $dummy.c 2>/dev/null) && HP_ARCH=`$dummy` + test -z "$HP_ARCH" && HP_ARCH=hppa + fi ;; + esac + if [ ${HP_ARCH} = "hppa2.0w" ] + then + eval $set_cc_for_build + + # hppa2.0w-hp-hpux* has a 64-bit kernel and a compiler generating + # 32-bit code. hppa64-hp-hpux* has the same kernel and a compiler + # generating 64-bit code. GNU and HP use different nomenclature: + # + # $ CC_FOR_BUILD=cc ./config.guess + # => hppa2.0w-hp-hpux11.23 + # $ CC_FOR_BUILD="cc +DA2.0w" ./config.guess + # => hppa64-hp-hpux11.23 + + if echo __LP64__ | (CCOPTS= $CC_FOR_BUILD -E - 2>/dev/null) | + grep -q __LP64__ + then + HP_ARCH="hppa2.0w" + else + HP_ARCH="hppa64" + fi + fi + echo ${HP_ARCH}-hp-hpux${HPUX_REV} + exit ;; + ia64:HP-UX:*:*) + HPUX_REV=`echo ${UNAME_RELEASE}|sed -e 's/[^.]*.[0B]*//'` + echo ia64-hp-hpux${HPUX_REV} + exit ;; + 3050*:HI-UX:*:*) + eval $set_cc_for_build + sed 's/^ //' << EOF >$dummy.c + #include + int + main () + { + long cpu = sysconf (_SC_CPU_VERSION); + /* The order matters, because CPU_IS_HP_MC68K erroneously returns + true for CPU_PA_RISC1_0. CPU_IS_PA_RISC returns correct + results, however. */ + if (CPU_IS_PA_RISC (cpu)) + { + switch (cpu) + { + case CPU_PA_RISC1_0: puts ("hppa1.0-hitachi-hiuxwe2"); break; + case CPU_PA_RISC1_1: puts ("hppa1.1-hitachi-hiuxwe2"); break; + case CPU_PA_RISC2_0: puts ("hppa2.0-hitachi-hiuxwe2"); break; + default: puts ("hppa-hitachi-hiuxwe2"); break; + } + } + else if (CPU_IS_HP_MC68K (cpu)) + puts ("m68k-hitachi-hiuxwe2"); + else puts ("unknown-hitachi-hiuxwe2"); + exit (0); + } +EOF + $CC_FOR_BUILD -o $dummy $dummy.c && SYSTEM_NAME=`$dummy` && + { echo "$SYSTEM_NAME"; exit; } + echo unknown-hitachi-hiuxwe2 + exit ;; + 9000/7??:4.3bsd:*:* | 9000/8?[79]:4.3bsd:*:* ) + echo hppa1.1-hp-bsd + exit ;; + 9000/8??:4.3bsd:*:*) + echo hppa1.0-hp-bsd + exit ;; + *9??*:MPE/iX:*:* | *3000*:MPE/iX:*:*) + echo hppa1.0-hp-mpeix + exit ;; + hp7??:OSF1:*:* | hp8?[79]:OSF1:*:* ) + echo hppa1.1-hp-osf + exit ;; + hp8??:OSF1:*:*) + echo hppa1.0-hp-osf + exit ;; + i*86:OSF1:*:*) + if [ -x /usr/sbin/sysversion ] ; then + echo ${UNAME_MACHINE}-unknown-osf1mk + else + echo ${UNAME_MACHINE}-unknown-osf1 + fi + exit ;; + parisc*:Lites*:*:*) + echo hppa1.1-hp-lites + exit ;; + C1*:ConvexOS:*:* | convex:ConvexOS:C1*:*) + echo c1-convex-bsd + exit ;; + C2*:ConvexOS:*:* | convex:ConvexOS:C2*:*) + if getsysinfo -f scalar_acc + then echo c32-convex-bsd + else echo c2-convex-bsd + fi + exit ;; + C34*:ConvexOS:*:* | convex:ConvexOS:C34*:*) + echo c34-convex-bsd + exit ;; + C38*:ConvexOS:*:* | convex:ConvexOS:C38*:*) + echo c38-convex-bsd + exit ;; + C4*:ConvexOS:*:* | convex:ConvexOS:C4*:*) + echo c4-convex-bsd + exit ;; + CRAY*Y-MP:*:*:*) + echo ymp-cray-unicos${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/' + exit ;; + CRAY*[A-Z]90:*:*:*) + echo ${UNAME_MACHINE}-cray-unicos${UNAME_RELEASE} \ + | sed -e 's/CRAY.*\([A-Z]90\)/\1/' \ + -e y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/ \ + -e 's/\.[^.]*$/.X/' + exit ;; + CRAY*TS:*:*:*) + echo t90-cray-unicos${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/' + exit ;; + CRAY*T3E:*:*:*) + echo alphaev5-cray-unicosmk${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/' + exit ;; + CRAY*SV1:*:*:*) + echo sv1-cray-unicos${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/' + exit ;; + *:UNICOS/mp:*:*) + echo craynv-cray-unicosmp${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/' + exit ;; + F30[01]:UNIX_System_V:*:* | F700:UNIX_System_V:*:*) + FUJITSU_PROC=`uname -m | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz'` + FUJITSU_SYS=`uname -p | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz' | sed -e 's/\///'` + FUJITSU_REL=`echo ${UNAME_RELEASE} | sed -e 's/ /_/'` + echo "${FUJITSU_PROC}-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}" + exit ;; + 5000:UNIX_System_V:4.*:*) + FUJITSU_SYS=`uname -p | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz' | sed -e 's/\///'` + FUJITSU_REL=`echo ${UNAME_RELEASE} | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz' | sed -e 's/ /_/'` + echo "sparc-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}" + exit ;; + i*86:BSD/386:*:* | i*86:BSD/OS:*:* | *:Ascend\ Embedded/OS:*:*) + echo ${UNAME_MACHINE}-pc-bsdi${UNAME_RELEASE} + exit ;; + sparc*:BSD/OS:*:*) + echo sparc-unknown-bsdi${UNAME_RELEASE} + exit ;; + *:BSD/OS:*:*) + echo ${UNAME_MACHINE}-unknown-bsdi${UNAME_RELEASE} + exit ;; + *:FreeBSD:*:*) + UNAME_PROCESSOR=`/usr/bin/uname -p` + case ${UNAME_PROCESSOR} in + amd64) + echo x86_64-unknown-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'` ;; + *) + echo ${UNAME_PROCESSOR}-unknown-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'` ;; + esac + exit ;; + i*:CYGWIN*:*) + echo ${UNAME_MACHINE}-pc-cygwin + exit ;; + *:MINGW64*:*) + echo ${UNAME_MACHINE}-pc-mingw64 + exit ;; + *:MINGW*:*) + echo ${UNAME_MACHINE}-pc-mingw32 + exit ;; + i*:MSYS*:*) + echo ${UNAME_MACHINE}-pc-msys + exit ;; + i*:windows32*:*) + # uname -m includes "-pc" on this system. + echo ${UNAME_MACHINE}-mingw32 + exit ;; + i*:PW*:*) + echo ${UNAME_MACHINE}-pc-pw32 + exit ;; + *:Interix*:*) + case ${UNAME_MACHINE} in + x86) + echo i586-pc-interix${UNAME_RELEASE} + exit ;; + authenticamd | genuineintel | EM64T) + echo x86_64-unknown-interix${UNAME_RELEASE} + exit ;; + IA64) + echo ia64-unknown-interix${UNAME_RELEASE} + exit ;; + esac ;; + [345]86:Windows_95:* | [345]86:Windows_98:* | [345]86:Windows_NT:*) + echo i${UNAME_MACHINE}-pc-mks + exit ;; + 8664:Windows_NT:*) + echo x86_64-pc-mks + exit ;; + i*:Windows_NT*:* | Pentium*:Windows_NT*:*) + # How do we know it's Interix rather than the generic POSIX subsystem? + # It also conflicts with pre-2.0 versions of AT&T UWIN. Should we + # UNAME_MACHINE based on the output of uname instead of i386? + echo i586-pc-interix + exit ;; + i*:UWIN*:*) + echo ${UNAME_MACHINE}-pc-uwin + exit ;; + amd64:CYGWIN*:*:* | x86_64:CYGWIN*:*:*) + echo x86_64-unknown-cygwin + exit ;; + p*:CYGWIN*:*) + echo powerpcle-unknown-cygwin + exit ;; + prep*:SunOS:5.*:*) + echo powerpcle-unknown-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'` + exit ;; + *:GNU:*:*) + # the GNU system + echo `echo ${UNAME_MACHINE}|sed -e 's,[-/].*$,,'`-unknown-${LIBC}`echo ${UNAME_RELEASE}|sed -e 's,/.*$,,'` + exit ;; + *:GNU/*:*:*) + # other systems with GNU libc and userland + echo ${UNAME_MACHINE}-unknown-`echo ${UNAME_SYSTEM} | sed 's,^[^/]*/,,' | tr '[A-Z]' '[a-z]'``echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'`-${LIBC} + exit ;; + i*86:Minix:*:*) + echo ${UNAME_MACHINE}-pc-minix + exit ;; + aarch64:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + aarch64_be:Linux:*:*) + UNAME_MACHINE=aarch64_be + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + alpha:Linux:*:*) + case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' < /proc/cpuinfo` in + EV5) UNAME_MACHINE=alphaev5 ;; + EV56) UNAME_MACHINE=alphaev56 ;; + PCA56) UNAME_MACHINE=alphapca56 ;; + PCA57) UNAME_MACHINE=alphapca56 ;; + EV6) UNAME_MACHINE=alphaev6 ;; + EV67) UNAME_MACHINE=alphaev67 ;; + EV68*) UNAME_MACHINE=alphaev68 ;; + esac + objdump --private-headers /bin/sh | grep -q ld.so.1 + if test "$?" = 0 ; then LIBC="gnulibc1" ; fi + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + arc:Linux:*:* | arceb:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + arm*:Linux:*:*) + eval $set_cc_for_build + if echo __ARM_EABI__ | $CC_FOR_BUILD -E - 2>/dev/null \ + | grep -q __ARM_EABI__ + then + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + else + if echo __ARM_PCS_VFP | $CC_FOR_BUILD -E - 2>/dev/null \ + | grep -q __ARM_PCS_VFP + then + echo ${UNAME_MACHINE}-unknown-linux-${LIBC}eabi + else + echo ${UNAME_MACHINE}-unknown-linux-${LIBC}eabihf + fi + fi + exit ;; + avr32*:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + cris:Linux:*:*) + echo ${UNAME_MACHINE}-axis-linux-${LIBC} + exit ;; + crisv32:Linux:*:*) + echo ${UNAME_MACHINE}-axis-linux-${LIBC} + exit ;; + frv:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + hexagon:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + i*86:Linux:*:*) + echo ${UNAME_MACHINE}-pc-linux-${LIBC} + exit ;; + ia64:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + m32r*:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + m68*:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + mips:Linux:*:* | mips64:Linux:*:*) + eval $set_cc_for_build + sed 's/^ //' << EOF >$dummy.c + #undef CPU + #undef ${UNAME_MACHINE} + #undef ${UNAME_MACHINE}el + #if defined(__MIPSEL__) || defined(__MIPSEL) || defined(_MIPSEL) || defined(MIPSEL) + CPU=${UNAME_MACHINE}el + #else + #if defined(__MIPSEB__) || defined(__MIPSEB) || defined(_MIPSEB) || defined(MIPSEB) + CPU=${UNAME_MACHINE} + #else + CPU= + #endif + #endif +EOF + eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep '^CPU'` + test x"${CPU}" != x && { echo "${CPU}-unknown-linux-${LIBC}"; exit; } + ;; + or1k:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + or32:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + padre:Linux:*:*) + echo sparc-unknown-linux-${LIBC} + exit ;; + parisc64:Linux:*:* | hppa64:Linux:*:*) + echo hppa64-unknown-linux-${LIBC} + exit ;; + parisc:Linux:*:* | hppa:Linux:*:*) + # Look for CPU level + case `grep '^cpu[^a-z]*:' /proc/cpuinfo 2>/dev/null | cut -d' ' -f2` in + PA7*) echo hppa1.1-unknown-linux-${LIBC} ;; + PA8*) echo hppa2.0-unknown-linux-${LIBC} ;; + *) echo hppa-unknown-linux-${LIBC} ;; + esac + exit ;; + ppc64:Linux:*:*) + echo powerpc64-unknown-linux-${LIBC} + exit ;; + ppc:Linux:*:*) + echo powerpc-unknown-linux-${LIBC} + exit ;; + ppc64le:Linux:*:*) + echo powerpc64le-unknown-linux-${LIBC} + exit ;; + ppcle:Linux:*:*) + echo powerpcle-unknown-linux-${LIBC} + exit ;; + s390:Linux:*:* | s390x:Linux:*:*) + echo ${UNAME_MACHINE}-ibm-linux-${LIBC} + exit ;; + sh64*:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + sh*:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + sparc:Linux:*:* | sparc64:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + tile*:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + vax:Linux:*:*) + echo ${UNAME_MACHINE}-dec-linux-${LIBC} + exit ;; + x86_64:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + xtensa*:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-${LIBC} + exit ;; + i*86:DYNIX/ptx:4*:*) + # ptx 4.0 does uname -s correctly, with DYNIX/ptx in there. + # earlier versions are messed up and put the nodename in both + # sysname and nodename. + echo i386-sequent-sysv4 + exit ;; + i*86:UNIX_SV:4.2MP:2.*) + # Unixware is an offshoot of SVR4, but it has its own version + # number series starting with 2... + # I am not positive that other SVR4 systems won't match this, + # I just have to hope. -- rms. + # Use sysv4.2uw... so that sysv4* matches it. + echo ${UNAME_MACHINE}-pc-sysv4.2uw${UNAME_VERSION} + exit ;; + i*86:OS/2:*:*) + # If we were able to find `uname', then EMX Unix compatibility + # is probably installed. + echo ${UNAME_MACHINE}-pc-os2-emx + exit ;; + i*86:XTS-300:*:STOP) + echo ${UNAME_MACHINE}-unknown-stop + exit ;; + i*86:atheos:*:*) + echo ${UNAME_MACHINE}-unknown-atheos + exit ;; + i*86:syllable:*:*) + echo ${UNAME_MACHINE}-pc-syllable + exit ;; + i*86:LynxOS:2.*:* | i*86:LynxOS:3.[01]*:* | i*86:LynxOS:4.[02]*:*) + echo i386-unknown-lynxos${UNAME_RELEASE} + exit ;; + i*86:*DOS:*:*) + echo ${UNAME_MACHINE}-pc-msdosdjgpp + exit ;; + i*86:*:4.*:* | i*86:SYSTEM_V:4.*:*) + UNAME_REL=`echo ${UNAME_RELEASE} | sed 's/\/MP$//'` + if grep Novell /usr/include/link.h >/dev/null 2>/dev/null; then + echo ${UNAME_MACHINE}-univel-sysv${UNAME_REL} + else + echo ${UNAME_MACHINE}-pc-sysv${UNAME_REL} + fi + exit ;; + i*86:*:5:[678]*) + # UnixWare 7.x, OpenUNIX and OpenServer 6. + case `/bin/uname -X | grep "^Machine"` in + *486*) UNAME_MACHINE=i486 ;; + *Pentium) UNAME_MACHINE=i586 ;; + *Pent*|*Celeron) UNAME_MACHINE=i686 ;; + esac + echo ${UNAME_MACHINE}-unknown-sysv${UNAME_RELEASE}${UNAME_SYSTEM}${UNAME_VERSION} + exit ;; + i*86:*:3.2:*) + if test -f /usr/options/cb.name; then + UNAME_REL=`sed -n 's/.*Version //p' /dev/null >/dev/null ; then + UNAME_REL=`(/bin/uname -X|grep Release|sed -e 's/.*= //')` + (/bin/uname -X|grep i80486 >/dev/null) && UNAME_MACHINE=i486 + (/bin/uname -X|grep '^Machine.*Pentium' >/dev/null) \ + && UNAME_MACHINE=i586 + (/bin/uname -X|grep '^Machine.*Pent *II' >/dev/null) \ + && UNAME_MACHINE=i686 + (/bin/uname -X|grep '^Machine.*Pentium Pro' >/dev/null) \ + && UNAME_MACHINE=i686 + echo ${UNAME_MACHINE}-pc-sco$UNAME_REL + else + echo ${UNAME_MACHINE}-pc-sysv32 + fi + exit ;; + pc:*:*:*) + # Left here for compatibility: + # uname -m prints for DJGPP always 'pc', but it prints nothing about + # the processor, so we play safe by assuming i586. + # Note: whatever this is, it MUST be the same as what config.sub + # prints for the "djgpp" host, or else GDB configury will decide that + # this is a cross-build. + echo i586-pc-msdosdjgpp + exit ;; + Intel:Mach:3*:*) + echo i386-pc-mach3 + exit ;; + paragon:*:*:*) + echo i860-intel-osf1 + exit ;; + i860:*:4.*:*) # i860-SVR4 + if grep Stardent /usr/include/sys/uadmin.h >/dev/null 2>&1 ; then + echo i860-stardent-sysv${UNAME_RELEASE} # Stardent Vistra i860-SVR4 + else # Add other i860-SVR4 vendors below as they are discovered. + echo i860-unknown-sysv${UNAME_RELEASE} # Unknown i860-SVR4 + fi + exit ;; + mini*:CTIX:SYS*5:*) + # "miniframe" + echo m68010-convergent-sysv + exit ;; + mc68k:UNIX:SYSTEM5:3.51m) + echo m68k-convergent-sysv + exit ;; + M680?0:D-NIX:5.3:*) + echo m68k-diab-dnix + exit ;; + M68*:*:R3V[5678]*:*) + test -r /sysV68 && { echo 'm68k-motorola-sysv'; exit; } ;; + 3[345]??:*:4.0:3.0 | 3[34]??A:*:4.0:3.0 | 3[34]??,*:*:4.0:3.0 | 3[34]??/*:*:4.0:3.0 | 4400:*:4.0:3.0 | 4850:*:4.0:3.0 | SKA40:*:4.0:3.0 | SDS2:*:4.0:3.0 | SHG2:*:4.0:3.0 | S7501*:*:4.0:3.0) + OS_REL='' + test -r /etc/.relid \ + && OS_REL=.`sed -n 's/[^ ]* [^ ]* \([0-9][0-9]\).*/\1/p' < /etc/.relid` + /bin/uname -p 2>/dev/null | grep 86 >/dev/null \ + && { echo i486-ncr-sysv4.3${OS_REL}; exit; } + /bin/uname -p 2>/dev/null | /bin/grep entium >/dev/null \ + && { echo i586-ncr-sysv4.3${OS_REL}; exit; } ;; + 3[34]??:*:4.0:* | 3[34]??,*:*:4.0:*) + /bin/uname -p 2>/dev/null | grep 86 >/dev/null \ + && { echo i486-ncr-sysv4; exit; } ;; + NCR*:*:4.2:* | MPRAS*:*:4.2:*) + OS_REL='.3' + test -r /etc/.relid \ + && OS_REL=.`sed -n 's/[^ ]* [^ ]* \([0-9][0-9]\).*/\1/p' < /etc/.relid` + /bin/uname -p 2>/dev/null | grep 86 >/dev/null \ + && { echo i486-ncr-sysv4.3${OS_REL}; exit; } + /bin/uname -p 2>/dev/null | /bin/grep entium >/dev/null \ + && { echo i586-ncr-sysv4.3${OS_REL}; exit; } + /bin/uname -p 2>/dev/null | /bin/grep pteron >/dev/null \ + && { echo i586-ncr-sysv4.3${OS_REL}; exit; } ;; + m68*:LynxOS:2.*:* | m68*:LynxOS:3.0*:*) + echo m68k-unknown-lynxos${UNAME_RELEASE} + exit ;; + mc68030:UNIX_System_V:4.*:*) + echo m68k-atari-sysv4 + exit ;; + TSUNAMI:LynxOS:2.*:*) + echo sparc-unknown-lynxos${UNAME_RELEASE} + exit ;; + rs6000:LynxOS:2.*:*) + echo rs6000-unknown-lynxos${UNAME_RELEASE} + exit ;; + PowerPC:LynxOS:2.*:* | PowerPC:LynxOS:3.[01]*:* | PowerPC:LynxOS:4.[02]*:*) + echo powerpc-unknown-lynxos${UNAME_RELEASE} + exit ;; + SM[BE]S:UNIX_SV:*:*) + echo mips-dde-sysv${UNAME_RELEASE} + exit ;; + RM*:ReliantUNIX-*:*:*) + echo mips-sni-sysv4 + exit ;; + RM*:SINIX-*:*:*) + echo mips-sni-sysv4 + exit ;; + *:SINIX-*:*:*) + if uname -p 2>/dev/null >/dev/null ; then + UNAME_MACHINE=`(uname -p) 2>/dev/null` + echo ${UNAME_MACHINE}-sni-sysv4 + else + echo ns32k-sni-sysv + fi + exit ;; + PENTIUM:*:4.0*:*) # Unisys `ClearPath HMP IX 4000' SVR4/MP effort + # says + echo i586-unisys-sysv4 + exit ;; + *:UNIX_System_V:4*:FTX*) + # From Gerald Hewes . + # How about differentiating between stratus architectures? -djm + echo hppa1.1-stratus-sysv4 + exit ;; + *:*:*:FTX*) + # From seanf@swdc.stratus.com. + echo i860-stratus-sysv4 + exit ;; + i*86:VOS:*:*) + # From Paul.Green@stratus.com. + echo ${UNAME_MACHINE}-stratus-vos + exit ;; + *:VOS:*:*) + # From Paul.Green@stratus.com. + echo hppa1.1-stratus-vos + exit ;; + mc68*:A/UX:*:*) + echo m68k-apple-aux${UNAME_RELEASE} + exit ;; + news*:NEWS-OS:6*:*) + echo mips-sony-newsos6 + exit ;; + R[34]000:*System_V*:*:* | R4000:UNIX_SYSV:*:* | R*000:UNIX_SV:*:*) + if [ -d /usr/nec ]; then + echo mips-nec-sysv${UNAME_RELEASE} + else + echo mips-unknown-sysv${UNAME_RELEASE} + fi + exit ;; + BeBox:BeOS:*:*) # BeOS running on hardware made by Be, PPC only. + echo powerpc-be-beos + exit ;; + BeMac:BeOS:*:*) # BeOS running on Mac or Mac clone, PPC only. + echo powerpc-apple-beos + exit ;; + BePC:BeOS:*:*) # BeOS running on Intel PC compatible. + echo i586-pc-beos + exit ;; + BePC:Haiku:*:*) # Haiku running on Intel PC compatible. + echo i586-pc-haiku + exit ;; + x86_64:Haiku:*:*) + echo x86_64-unknown-haiku + exit ;; + SX-4:SUPER-UX:*:*) + echo sx4-nec-superux${UNAME_RELEASE} + exit ;; + SX-5:SUPER-UX:*:*) + echo sx5-nec-superux${UNAME_RELEASE} + exit ;; + SX-6:SUPER-UX:*:*) + echo sx6-nec-superux${UNAME_RELEASE} + exit ;; + SX-7:SUPER-UX:*:*) + echo sx7-nec-superux${UNAME_RELEASE} + exit ;; + SX-8:SUPER-UX:*:*) + echo sx8-nec-superux${UNAME_RELEASE} + exit ;; + SX-8R:SUPER-UX:*:*) + echo sx8r-nec-superux${UNAME_RELEASE} + exit ;; + Power*:Rhapsody:*:*) + echo powerpc-apple-rhapsody${UNAME_RELEASE} + exit ;; + *:Rhapsody:*:*) + echo ${UNAME_MACHINE}-apple-rhapsody${UNAME_RELEASE} + exit ;; + *:Darwin:*:*) + UNAME_PROCESSOR=`uname -p` || UNAME_PROCESSOR=unknown + eval $set_cc_for_build + if test "$UNAME_PROCESSOR" = unknown ; then + UNAME_PROCESSOR=powerpc + fi + if [ "$CC_FOR_BUILD" != 'no_compiler_found' ]; then + if (echo '#ifdef __LP64__'; echo IS_64BIT_ARCH; echo '#endif') | \ + (CCOPTS= $CC_FOR_BUILD -E - 2>/dev/null) | \ + grep IS_64BIT_ARCH >/dev/null + then + case $UNAME_PROCESSOR in + i386) UNAME_PROCESSOR=x86_64 ;; + powerpc) UNAME_PROCESSOR=powerpc64 ;; + esac + fi + fi + echo ${UNAME_PROCESSOR}-apple-darwin${UNAME_RELEASE} + exit ;; + *:procnto*:*:* | *:QNX:[0123456789]*:*) + UNAME_PROCESSOR=`uname -p` + if test "$UNAME_PROCESSOR" = "x86"; then + UNAME_PROCESSOR=i386 + UNAME_MACHINE=pc + fi + echo ${UNAME_PROCESSOR}-${UNAME_MACHINE}-nto-qnx${UNAME_RELEASE} + exit ;; + *:QNX:*:4*) + echo i386-pc-qnx + exit ;; + NEO-?:NONSTOP_KERNEL:*:*) + echo neo-tandem-nsk${UNAME_RELEASE} + exit ;; + NSE-*:NONSTOP_KERNEL:*:*) + echo nse-tandem-nsk${UNAME_RELEASE} + exit ;; + NSR-?:NONSTOP_KERNEL:*:*) + echo nsr-tandem-nsk${UNAME_RELEASE} + exit ;; + *:NonStop-UX:*:*) + echo mips-compaq-nonstopux + exit ;; + BS2000:POSIX*:*:*) + echo bs2000-siemens-sysv + exit ;; + DS/*:UNIX_System_V:*:*) + echo ${UNAME_MACHINE}-${UNAME_SYSTEM}-${UNAME_RELEASE} + exit ;; + *:Plan9:*:*) + # "uname -m" is not consistent, so use $cputype instead. 386 + # is converted to i386 for consistency with other x86 + # operating systems. + if test "$cputype" = "386"; then + UNAME_MACHINE=i386 + else + UNAME_MACHINE="$cputype" + fi + echo ${UNAME_MACHINE}-unknown-plan9 + exit ;; + *:TOPS-10:*:*) + echo pdp10-unknown-tops10 + exit ;; + *:TENEX:*:*) + echo pdp10-unknown-tenex + exit ;; + KS10:TOPS-20:*:* | KL10:TOPS-20:*:* | TYPE4:TOPS-20:*:*) + echo pdp10-dec-tops20 + exit ;; + XKL-1:TOPS-20:*:* | TYPE5:TOPS-20:*:*) + echo pdp10-xkl-tops20 + exit ;; + *:TOPS-20:*:*) + echo pdp10-unknown-tops20 + exit ;; + *:ITS:*:*) + echo pdp10-unknown-its + exit ;; + SEI:*:*:SEIUX) + echo mips-sei-seiux${UNAME_RELEASE} + exit ;; + *:DragonFly:*:*) + echo ${UNAME_MACHINE}-unknown-dragonfly`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'` + exit ;; + *:*VMS:*:*) + UNAME_MACHINE=`(uname -p) 2>/dev/null` + case "${UNAME_MACHINE}" in + A*) echo alpha-dec-vms ; exit ;; + I*) echo ia64-dec-vms ; exit ;; + V*) echo vax-dec-vms ; exit ;; + esac ;; + *:XENIX:*:SysV) + echo i386-pc-xenix + exit ;; + i*86:skyos:*:*) + echo ${UNAME_MACHINE}-pc-skyos`echo ${UNAME_RELEASE}` | sed -e 's/ .*$//' + exit ;; + i*86:rdos:*:*) + echo ${UNAME_MACHINE}-pc-rdos + exit ;; + i*86:AROS:*:*) + echo ${UNAME_MACHINE}-pc-aros + exit ;; + x86_64:VMkernel:*:*) + echo ${UNAME_MACHINE}-unknown-esx + exit ;; +esac + +eval $set_cc_for_build +cat >$dummy.c < +# include +#endif +main () +{ +#if defined (sony) +#if defined (MIPSEB) + /* BFD wants "bsd" instead of "newsos". Perhaps BFD should be changed, + I don't know.... */ + printf ("mips-sony-bsd\n"); exit (0); +#else +#include + printf ("m68k-sony-newsos%s\n", +#ifdef NEWSOS4 + "4" +#else + "" +#endif + ); exit (0); +#endif +#endif + +#if defined (__arm) && defined (__acorn) && defined (__unix) + printf ("arm-acorn-riscix\n"); exit (0); +#endif + +#if defined (hp300) && !defined (hpux) + printf ("m68k-hp-bsd\n"); exit (0); +#endif + +#if defined (NeXT) +#if !defined (__ARCHITECTURE__) +#define __ARCHITECTURE__ "m68k" +#endif + int version; + version=`(hostinfo | sed -n 's/.*NeXT Mach \([0-9]*\).*/\1/p') 2>/dev/null`; + if (version < 4) + printf ("%s-next-nextstep%d\n", __ARCHITECTURE__, version); + else + printf ("%s-next-openstep%d\n", __ARCHITECTURE__, version); + exit (0); +#endif + +#if defined (MULTIMAX) || defined (n16) +#if defined (UMAXV) + printf ("ns32k-encore-sysv\n"); exit (0); +#else +#if defined (CMU) + printf ("ns32k-encore-mach\n"); exit (0); +#else + printf ("ns32k-encore-bsd\n"); exit (0); +#endif +#endif +#endif + +#if defined (__386BSD__) + printf ("i386-pc-bsd\n"); exit (0); +#endif + +#if defined (sequent) +#if defined (i386) + printf ("i386-sequent-dynix\n"); exit (0); +#endif +#if defined (ns32000) + printf ("ns32k-sequent-dynix\n"); exit (0); +#endif +#endif + +#if defined (_SEQUENT_) + struct utsname un; + + uname(&un); + + if (strncmp(un.version, "V2", 2) == 0) { + printf ("i386-sequent-ptx2\n"); exit (0); + } + if (strncmp(un.version, "V1", 2) == 0) { /* XXX is V1 correct? */ + printf ("i386-sequent-ptx1\n"); exit (0); + } + printf ("i386-sequent-ptx\n"); exit (0); + +#endif + +#if defined (vax) +# if !defined (ultrix) +# include +# if defined (BSD) +# if BSD == 43 + printf ("vax-dec-bsd4.3\n"); exit (0); +# else +# if BSD == 199006 + printf ("vax-dec-bsd4.3reno\n"); exit (0); +# else + printf ("vax-dec-bsd\n"); exit (0); +# endif +# endif +# else + printf ("vax-dec-bsd\n"); exit (0); +# endif +# else + printf ("vax-dec-ultrix\n"); exit (0); +# endif +#endif + +#if defined (alliant) && defined (i860) + printf ("i860-alliant-bsd\n"); exit (0); +#endif + + exit (1); +} +EOF + +$CC_FOR_BUILD -o $dummy $dummy.c 2>/dev/null && SYSTEM_NAME=`$dummy` && + { echo "$SYSTEM_NAME"; exit; } + +# Apollos put the system type in the environment. + +test -d /usr/apollo && { echo ${ISP}-apollo-${SYSTYPE}; exit; } + +# Convex versions that predate uname can use getsysinfo(1) + +if [ -x /usr/convex/getsysinfo ] +then + case `getsysinfo -f cpu_type` in + c1*) + echo c1-convex-bsd + exit ;; + c2*) + if getsysinfo -f scalar_acc + then echo c32-convex-bsd + else echo c2-convex-bsd + fi + exit ;; + c34*) + echo c34-convex-bsd + exit ;; + c38*) + echo c38-convex-bsd + exit ;; + c4*) + echo c4-convex-bsd + exit ;; + esac +fi + +cat >&2 < in order to provide the needed +information to handle your system. + +config.guess timestamp = $timestamp + +uname -m = `(uname -m) 2>/dev/null || echo unknown` +uname -r = `(uname -r) 2>/dev/null || echo unknown` +uname -s = `(uname -s) 2>/dev/null || echo unknown` +uname -v = `(uname -v) 2>/dev/null || echo unknown` + +/usr/bin/uname -p = `(/usr/bin/uname -p) 2>/dev/null` +/bin/uname -X = `(/bin/uname -X) 2>/dev/null` + +hostinfo = `(hostinfo) 2>/dev/null` +/bin/universe = `(/bin/universe) 2>/dev/null` +/usr/bin/arch -k = `(/usr/bin/arch -k) 2>/dev/null` +/bin/arch = `(/bin/arch) 2>/dev/null` +/usr/bin/oslevel = `(/usr/bin/oslevel) 2>/dev/null` +/usr/convex/getsysinfo = `(/usr/convex/getsysinfo) 2>/dev/null` + +UNAME_MACHINE = ${UNAME_MACHINE} +UNAME_RELEASE = ${UNAME_RELEASE} +UNAME_SYSTEM = ${UNAME_SYSTEM} +UNAME_VERSION = ${UNAME_VERSION} +EOF + +exit 1 + +# Local variables: +# eval: (add-hook 'write-file-hooks 'time-stamp) +# time-stamp-start: "timestamp='" +# time-stamp-format: "%:y-%02m-%02d" +# time-stamp-end: "'" +# End: diff --git a/vlib/config.sub b/vlib/config.sub new file mode 100755 index 00000000000..9633db70467 --- /dev/null +++ b/vlib/config.sub @@ -0,0 +1,1791 @@ +#! /bin/sh +# Configuration validation subroutine script. +# Copyright 1992-2013 Free Software Foundation, Inc. + +timestamp='2013-08-10' + +# This file is free software; you can redistribute it and/or modify it +# under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, but +# WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +# General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, see . +# +# As a special exception to the GNU General Public License, if you +# distribute this file as part of a program that contains a +# configuration script generated by Autoconf, you may include it under +# the same distribution terms that you use for the rest of that +# program. This Exception is an additional permission under section 7 +# of the GNU General Public License, version 3 ("GPLv3"). + + +# Please send patches with a ChangeLog entry to config-patches@gnu.org. +# +# Configuration subroutine to validate and canonicalize a configuration type. +# Supply the specified configuration type as an argument. +# If it is invalid, we print an error message on stderr and exit with code 1. +# Otherwise, we print the canonical config type on stdout and succeed. + +# You can get the latest version of this script from: +# http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub;hb=HEAD + +# This file is supposed to be the same for all GNU packages +# and recognize all the CPU types, system types and aliases +# that are meaningful with *any* GNU software. +# Each package is responsible for reporting which valid configurations +# it does not support. The user should be able to distinguish +# a failure to support a valid configuration from a meaningless +# configuration. + +# The goal of this file is to map all the various variations of a given +# machine specification into a single specification in the form: +# CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM +# or in some cases, the newer four-part form: +# CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM +# It is wrong to echo any other type of specification. + +me=`echo "$0" | sed -e 's,.*/,,'` + +usage="\ +Usage: $0 [OPTION] CPU-MFR-OPSYS + $0 [OPTION] ALIAS + +Canonicalize a configuration name. + +Operation modes: + -h, --help print this help, then exit + -t, --time-stamp print date of last modification, then exit + -v, --version print version number, then exit + +Report bugs and patches to ." + +version="\ +GNU config.sub ($timestamp) + +Copyright 1992-2013 Free Software Foundation, Inc. + +This is free software; see the source for copying conditions. There is NO +warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE." + +help=" +Try \`$me --help' for more information." + +# Parse command line +while test $# -gt 0 ; do + case $1 in + --time-stamp | --time* | -t ) + echo "$timestamp" ; exit ;; + --version | -v ) + echo "$version" ; exit ;; + --help | --h* | -h ) + echo "$usage"; exit ;; + -- ) # Stop option processing + shift; break ;; + - ) # Use stdin as input. + break ;; + -* ) + echo "$me: invalid option $1$help" + exit 1 ;; + + *local*) + # First pass through any local machine types. + echo $1 + exit ;; + + * ) + break ;; + esac +done + +case $# in + 0) echo "$me: missing argument$help" >&2 + exit 1;; + 1) ;; + *) echo "$me: too many arguments$help" >&2 + exit 1;; +esac + +# Separate what the user gave into CPU-COMPANY and OS or KERNEL-OS (if any). +# Here we must recognize all the valid KERNEL-OS combinations. +maybe_os=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\2/'` +case $maybe_os in + nto-qnx* | linux-gnu* | linux-android* | linux-dietlibc | linux-newlib* | \ + linux-musl* | linux-uclibc* | uclinux-uclibc* | uclinux-gnu* | kfreebsd*-gnu* | \ + knetbsd*-gnu* | netbsd*-gnu* | \ + kopensolaris*-gnu* | \ + storm-chaos* | os2-emx* | rtmk-nova*) + os=-$maybe_os + basic_machine=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\1/'` + ;; + android-linux) + os=-linux-android + basic_machine=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\1/'`-unknown + ;; + *) + basic_machine=`echo $1 | sed 's/-[^-]*$//'` + if [ $basic_machine != $1 ] + then os=`echo $1 | sed 's/.*-/-/'` + else os=; fi + ;; +esac + +### Let's recognize common machines as not being operating systems so +### that things like config.sub decstation-3100 work. We also +### recognize some manufacturers as not being operating systems, so we +### can provide default operating systems below. +case $os in + -sun*os*) + # Prevent following clause from handling this invalid input. + ;; + -dec* | -mips* | -sequent* | -encore* | -pc532* | -sgi* | -sony* | \ + -att* | -7300* | -3300* | -delta* | -motorola* | -sun[234]* | \ + -unicom* | -ibm* | -next | -hp | -isi* | -apollo | -altos* | \ + -convergent* | -ncr* | -news | -32* | -3600* | -3100* | -hitachi* |\ + -c[123]* | -convex* | -sun | -crds | -omron* | -dg | -ultra | -tti* | \ + -harris | -dolphin | -highlevel | -gould | -cbm | -ns | -masscomp | \ + -apple | -axis | -knuth | -cray | -microblaze*) + os= + basic_machine=$1 + ;; + -bluegene*) + os=-cnk + ;; + -sim | -cisco | -oki | -wec | -winbond) + os= + basic_machine=$1 + ;; + -scout) + ;; + -wrs) + os=-vxworks + basic_machine=$1 + ;; + -chorusos*) + os=-chorusos + basic_machine=$1 + ;; + -chorusrdb) + os=-chorusrdb + basic_machine=$1 + ;; + -hiux*) + os=-hiuxwe2 + ;; + -sco6) + os=-sco5v6 + basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'` + ;; + -sco5) + os=-sco3.2v5 + basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'` + ;; + -sco4) + os=-sco3.2v4 + basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'` + ;; + -sco3.2.[4-9]*) + os=`echo $os | sed -e 's/sco3.2./sco3.2v/'` + basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'` + ;; + -sco3.2v[4-9]*) + # Don't forget version if it is 3.2v4 or newer. + basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'` + ;; + -sco5v6*) + # Don't forget version if it is 3.2v4 or newer. + basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'` + ;; + -sco*) + os=-sco3.2v2 + basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'` + ;; + -udk*) + basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'` + ;; + -isc) + os=-isc2.2 + basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'` + ;; + -clix*) + basic_machine=clipper-intergraph + ;; + -isc*) + basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'` + ;; + -lynx*178) + os=-lynxos178 + ;; + -lynx*5) + os=-lynxos5 + ;; + -lynx*) + os=-lynxos + ;; + -ptx*) + basic_machine=`echo $1 | sed -e 's/86-.*/86-sequent/'` + ;; + -windowsnt*) + os=`echo $os | sed -e 's/windowsnt/winnt/'` + ;; + -psos*) + os=-psos + ;; + -mint | -mint[0-9]*) + basic_machine=m68k-atari + os=-mint + ;; +esac + +# Decode aliases for certain CPU-COMPANY combinations. +case $basic_machine in + # Recognize the basic CPU types without company name. + # Some are omitted here because they have special meanings below. + 1750a | 580 \ + | a29k \ + | aarch64 | aarch64_be \ + | alpha | alphaev[4-8] | alphaev56 | alphaev6[78] | alphapca5[67] \ + | alpha64 | alpha64ev[4-8] | alpha64ev56 | alpha64ev6[78] | alpha64pca5[67] \ + | am33_2.0 \ + | arc | arceb \ + | arm | arm[bl]e | arme[lb] | armv[2-8] | armv[3-8][lb] | armv7[arm] \ + | avr | avr32 \ + | be32 | be64 \ + | bfin \ + | c4x | c8051 | clipper \ + | d10v | d30v | dlx | dsp16xx \ + | epiphany \ + | fido | fr30 | frv \ + | h8300 | h8500 | hppa | hppa1.[01] | hppa2.0 | hppa2.0[nw] | hppa64 \ + | hexagon \ + | i370 | i860 | i960 | ia64 \ + | ip2k | iq2000 \ + | le32 | le64 \ + | lm32 \ + | m32c | m32r | m32rle | m68000 | m68k | m88k \ + | maxq | mb | microblaze | microblazeel | mcore | mep | metag \ + | mips | mipsbe | mipseb | mipsel | mipsle \ + | mips16 \ + | mips64 | mips64el \ + | mips64octeon | mips64octeonel \ + | mips64orion | mips64orionel \ + | mips64r5900 | mips64r5900el \ + | mips64vr | mips64vrel \ + | mips64vr4100 | mips64vr4100el \ + | mips64vr4300 | mips64vr4300el \ + | mips64vr5000 | mips64vr5000el \ + | mips64vr5900 | mips64vr5900el \ + | mipsisa32 | mipsisa32el \ + | mipsisa32r2 | mipsisa32r2el \ + | mipsisa64 | mipsisa64el \ + | mipsisa64r2 | mipsisa64r2el \ + | mipsisa64sb1 | mipsisa64sb1el \ + | mipsisa64sr71k | mipsisa64sr71kel \ + | mipsr5900 | mipsr5900el \ + | mipstx39 | mipstx39el \ + | mn10200 | mn10300 \ + | moxie \ + | mt \ + | msp430 \ + | nds32 | nds32le | nds32be \ + | nios | nios2 | nios2eb | nios2el \ + | ns16k | ns32k \ + | open8 \ + | or1k | or32 \ + | pdp10 | pdp11 | pj | pjl \ + | powerpc | powerpc64 | powerpc64le | powerpcle \ + | pyramid \ + | rl78 | rx \ + | score \ + | sh | sh[1234] | sh[24]a | sh[24]aeb | sh[23]e | sh[34]eb | sheb | shbe | shle | sh[1234]le | sh3ele \ + | sh64 | sh64le \ + | sparc | sparc64 | sparc64b | sparc64v | sparc86x | sparclet | sparclite \ + | sparcv8 | sparcv9 | sparcv9b | sparcv9v \ + | spu \ + | tahoe | tic4x | tic54x | tic55x | tic6x | tic80 | tron \ + | ubicom32 \ + | v850 | v850e | v850e1 | v850e2 | v850es | v850e2v3 \ + | we32k \ + | x86 | xc16x | xstormy16 | xtensa \ + | z8k | z80) + basic_machine=$basic_machine-unknown + ;; + c54x) + basic_machine=tic54x-unknown + ;; + c55x) + basic_machine=tic55x-unknown + ;; + c6x) + basic_machine=tic6x-unknown + ;; + m6811 | m68hc11 | m6812 | m68hc12 | m68hcs12x | picochip) + basic_machine=$basic_machine-unknown + os=-none + ;; + m88110 | m680[12346]0 | m683?2 | m68360 | m5200 | v70 | w65 | z8k) + ;; + ms1) + basic_machine=mt-unknown + ;; + + strongarm | thumb | xscale) + basic_machine=arm-unknown + ;; + xgate) + basic_machine=$basic_machine-unknown + os=-none + ;; + xscaleeb) + basic_machine=armeb-unknown + ;; + + xscaleel) + basic_machine=armel-unknown + ;; + + # We use `pc' rather than `unknown' + # because (1) that's what they normally are, and + # (2) the word "unknown" tends to confuse beginning users. + i*86 | x86_64) + basic_machine=$basic_machine-pc + ;; + # Object if more than one company name word. + *-*-*) + echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2 + exit 1 + ;; + # Recognize the basic CPU types with company name. + 580-* \ + | a29k-* \ + | aarch64-* | aarch64_be-* \ + | alpha-* | alphaev[4-8]-* | alphaev56-* | alphaev6[78]-* \ + | alpha64-* | alpha64ev[4-8]-* | alpha64ev56-* | alpha64ev6[78]-* \ + | alphapca5[67]-* | alpha64pca5[67]-* | arc-* | arceb-* \ + | arm-* | armbe-* | armle-* | armeb-* | armv*-* \ + | avr-* | avr32-* \ + | be32-* | be64-* \ + | bfin-* | bs2000-* \ + | c[123]* | c30-* | [cjt]90-* | c4x-* \ + | c8051-* | clipper-* | craynv-* | cydra-* \ + | d10v-* | d30v-* | dlx-* \ + | elxsi-* \ + | f30[01]-* | f700-* | fido-* | fr30-* | frv-* | fx80-* \ + | h8300-* | h8500-* \ + | hppa-* | hppa1.[01]-* | hppa2.0-* | hppa2.0[nw]-* | hppa64-* \ + | hexagon-* \ + | i*86-* | i860-* | i960-* | ia64-* \ + | ip2k-* | iq2000-* \ + | le32-* | le64-* \ + | lm32-* \ + | m32c-* | m32r-* | m32rle-* \ + | m68000-* | m680[012346]0-* | m68360-* | m683?2-* | m68k-* \ + | m88110-* | m88k-* | maxq-* | mcore-* | metag-* \ + | microblaze-* | microblazeel-* \ + | mips-* | mipsbe-* | mipseb-* | mipsel-* | mipsle-* \ + | mips16-* \ + | mips64-* | mips64el-* \ + | mips64octeon-* | mips64octeonel-* \ + | mips64orion-* | mips64orionel-* \ + | mips64r5900-* | mips64r5900el-* \ + | mips64vr-* | mips64vrel-* \ + | mips64vr4100-* | mips64vr4100el-* \ + | mips64vr4300-* | mips64vr4300el-* \ + | mips64vr5000-* | mips64vr5000el-* \ + | mips64vr5900-* | mips64vr5900el-* \ + | mipsisa32-* | mipsisa32el-* \ + | mipsisa32r2-* | mipsisa32r2el-* \ + | mipsisa64-* | mipsisa64el-* \ + | mipsisa64r2-* | mipsisa64r2el-* \ + | mipsisa64sb1-* | mipsisa64sb1el-* \ + | mipsisa64sr71k-* | mipsisa64sr71kel-* \ + | mipsr5900-* | mipsr5900el-* \ + | mipstx39-* | mipstx39el-* \ + | mmix-* \ + | mt-* \ + | msp430-* \ + | nds32-* | nds32le-* | nds32be-* \ + | nios-* | nios2-* | nios2eb-* | nios2el-* \ + | none-* | np1-* | ns16k-* | ns32k-* \ + | open8-* \ + | orion-* \ + | pdp10-* | pdp11-* | pj-* | pjl-* | pn-* | power-* \ + | powerpc-* | powerpc64-* | powerpc64le-* | powerpcle-* \ + | pyramid-* \ + | rl78-* | romp-* | rs6000-* | rx-* \ + | sh-* | sh[1234]-* | sh[24]a-* | sh[24]aeb-* | sh[23]e-* | sh[34]eb-* | sheb-* | shbe-* \ + | shle-* | sh[1234]le-* | sh3ele-* | sh64-* | sh64le-* \ + | sparc-* | sparc64-* | sparc64b-* | sparc64v-* | sparc86x-* | sparclet-* \ + | sparclite-* \ + | sparcv8-* | sparcv9-* | sparcv9b-* | sparcv9v-* | sv1-* | sx?-* \ + | tahoe-* \ + | tic30-* | tic4x-* | tic54x-* | tic55x-* | tic6x-* | tic80-* \ + | tile*-* \ + | tron-* \ + | ubicom32-* \ + | v850-* | v850e-* | v850e1-* | v850es-* | v850e2-* | v850e2v3-* \ + | vax-* \ + | we32k-* \ + | x86-* | x86_64-* | xc16x-* | xps100-* \ + | xstormy16-* | xtensa*-* \ + | ymp-* \ + | z8k-* | z80-*) + ;; + # Recognize the basic CPU types without company name, with glob match. + xtensa*) + basic_machine=$basic_machine-unknown + ;; + # Recognize the various machine names and aliases which stand + # for a CPU type and a company and sometimes even an OS. + 386bsd) + basic_machine=i386-unknown + os=-bsd + ;; + 3b1 | 7300 | 7300-att | att-7300 | pc7300 | safari | unixpc) + basic_machine=m68000-att + ;; + 3b*) + basic_machine=we32k-att + ;; + a29khif) + basic_machine=a29k-amd + os=-udi + ;; + abacus) + basic_machine=abacus-unknown + ;; + adobe68k) + basic_machine=m68010-adobe + os=-scout + ;; + alliant | fx80) + basic_machine=fx80-alliant + ;; + altos | altos3068) + basic_machine=m68k-altos + ;; + am29k) + basic_machine=a29k-none + os=-bsd + ;; + amd64) + basic_machine=x86_64-pc + ;; + amd64-*) + basic_machine=x86_64-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + amdahl) + basic_machine=580-amdahl + os=-sysv + ;; + amiga | amiga-*) + basic_machine=m68k-unknown + ;; + amigaos | amigados) + basic_machine=m68k-unknown + os=-amigaos + ;; + amigaunix | amix) + basic_machine=m68k-unknown + os=-sysv4 + ;; + apollo68) + basic_machine=m68k-apollo + os=-sysv + ;; + apollo68bsd) + basic_machine=m68k-apollo + os=-bsd + ;; + aros) + basic_machine=i386-pc + os=-aros + ;; + aux) + basic_machine=m68k-apple + os=-aux + ;; + balance) + basic_machine=ns32k-sequent + os=-dynix + ;; + blackfin) + basic_machine=bfin-unknown + os=-linux + ;; + blackfin-*) + basic_machine=bfin-`echo $basic_machine | sed 's/^[^-]*-//'` + os=-linux + ;; + bluegene*) + basic_machine=powerpc-ibm + os=-cnk + ;; + c54x-*) + basic_machine=tic54x-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + c55x-*) + basic_machine=tic55x-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + c6x-*) + basic_machine=tic6x-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + c90) + basic_machine=c90-cray + os=-unicos + ;; + cegcc) + basic_machine=arm-unknown + os=-cegcc + ;; + convex-c1) + basic_machine=c1-convex + os=-bsd + ;; + convex-c2) + basic_machine=c2-convex + os=-bsd + ;; + convex-c32) + basic_machine=c32-convex + os=-bsd + ;; + convex-c34) + basic_machine=c34-convex + os=-bsd + ;; + convex-c38) + basic_machine=c38-convex + os=-bsd + ;; + cray | j90) + basic_machine=j90-cray + os=-unicos + ;; + craynv) + basic_machine=craynv-cray + os=-unicosmp + ;; + cr16 | cr16-*) + basic_machine=cr16-unknown + os=-elf + ;; + crds | unos) + basic_machine=m68k-crds + ;; + crisv32 | crisv32-* | etraxfs*) + basic_machine=crisv32-axis + ;; + cris | cris-* | etrax*) + basic_machine=cris-axis + ;; + crx) + basic_machine=crx-unknown + os=-elf + ;; + da30 | da30-*) + basic_machine=m68k-da30 + ;; + decstation | decstation-3100 | pmax | pmax-* | pmin | dec3100 | decstatn) + basic_machine=mips-dec + ;; + decsystem10* | dec10*) + basic_machine=pdp10-dec + os=-tops10 + ;; + decsystem20* | dec20*) + basic_machine=pdp10-dec + os=-tops20 + ;; + delta | 3300 | motorola-3300 | motorola-delta \ + | 3300-motorola | delta-motorola) + basic_machine=m68k-motorola + ;; + delta88) + basic_machine=m88k-motorola + os=-sysv3 + ;; + dicos) + basic_machine=i686-pc + os=-dicos + ;; + djgpp) + basic_machine=i586-pc + os=-msdosdjgpp + ;; + dpx20 | dpx20-*) + basic_machine=rs6000-bull + os=-bosx + ;; + dpx2* | dpx2*-bull) + basic_machine=m68k-bull + os=-sysv3 + ;; + ebmon29k) + basic_machine=a29k-amd + os=-ebmon + ;; + elxsi) + basic_machine=elxsi-elxsi + os=-bsd + ;; + encore | umax | mmax) + basic_machine=ns32k-encore + ;; + es1800 | OSE68k | ose68k | ose | OSE) + basic_machine=m68k-ericsson + os=-ose + ;; + fx2800) + basic_machine=i860-alliant + ;; + genix) + basic_machine=ns32k-ns + ;; + gmicro) + basic_machine=tron-gmicro + os=-sysv + ;; + go32) + basic_machine=i386-pc + os=-go32 + ;; + h3050r* | hiux*) + basic_machine=hppa1.1-hitachi + os=-hiuxwe2 + ;; + h8300hms) + basic_machine=h8300-hitachi + os=-hms + ;; + h8300xray) + basic_machine=h8300-hitachi + os=-xray + ;; + h8500hms) + basic_machine=h8500-hitachi + os=-hms + ;; + harris) + basic_machine=m88k-harris + os=-sysv3 + ;; + hp300-*) + basic_machine=m68k-hp + ;; + hp300bsd) + basic_machine=m68k-hp + os=-bsd + ;; + hp300hpux) + basic_machine=m68k-hp + os=-hpux + ;; + hp3k9[0-9][0-9] | hp9[0-9][0-9]) + basic_machine=hppa1.0-hp + ;; + hp9k2[0-9][0-9] | hp9k31[0-9]) + basic_machine=m68000-hp + ;; + hp9k3[2-9][0-9]) + basic_machine=m68k-hp + ;; + hp9k6[0-9][0-9] | hp6[0-9][0-9]) + basic_machine=hppa1.0-hp + ;; + hp9k7[0-79][0-9] | hp7[0-79][0-9]) + basic_machine=hppa1.1-hp + ;; + hp9k78[0-9] | hp78[0-9]) + # FIXME: really hppa2.0-hp + basic_machine=hppa1.1-hp + ;; + hp9k8[67]1 | hp8[67]1 | hp9k80[24] | hp80[24] | hp9k8[78]9 | hp8[78]9 | hp9k893 | hp893) + # FIXME: really hppa2.0-hp + basic_machine=hppa1.1-hp + ;; + hp9k8[0-9][13679] | hp8[0-9][13679]) + basic_machine=hppa1.1-hp + ;; + hp9k8[0-9][0-9] | hp8[0-9][0-9]) + basic_machine=hppa1.0-hp + ;; + hppa-next) + os=-nextstep3 + ;; + hppaosf) + basic_machine=hppa1.1-hp + os=-osf + ;; + hppro) + basic_machine=hppa1.1-hp + os=-proelf + ;; + i370-ibm* | ibm*) + basic_machine=i370-ibm + ;; + i*86v32) + basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'` + os=-sysv32 + ;; + i*86v4*) + basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'` + os=-sysv4 + ;; + i*86v) + basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'` + os=-sysv + ;; + i*86sol2) + basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'` + os=-solaris2 + ;; + i386mach) + basic_machine=i386-mach + os=-mach + ;; + i386-vsta | vsta) + basic_machine=i386-unknown + os=-vsta + ;; + iris | iris4d) + basic_machine=mips-sgi + case $os in + -irix*) + ;; + *) + os=-irix4 + ;; + esac + ;; + isi68 | isi) + basic_machine=m68k-isi + os=-sysv + ;; + m68knommu) + basic_machine=m68k-unknown + os=-linux + ;; + m68knommu-*) + basic_machine=m68k-`echo $basic_machine | sed 's/^[^-]*-//'` + os=-linux + ;; + m88k-omron*) + basic_machine=m88k-omron + ;; + magnum | m3230) + basic_machine=mips-mips + os=-sysv + ;; + merlin) + basic_machine=ns32k-utek + os=-sysv + ;; + microblaze*) + basic_machine=microblaze-xilinx + ;; + mingw64) + basic_machine=x86_64-pc + os=-mingw64 + ;; + mingw32) + basic_machine=i686-pc + os=-mingw32 + ;; + mingw32ce) + basic_machine=arm-unknown + os=-mingw32ce + ;; + miniframe) + basic_machine=m68000-convergent + ;; + *mint | -mint[0-9]* | *MiNT | *MiNT[0-9]*) + basic_machine=m68k-atari + os=-mint + ;; + mips3*-*) + basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'` + ;; + mips3*) + basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`-unknown + ;; + monitor) + basic_machine=m68k-rom68k + os=-coff + ;; + morphos) + basic_machine=powerpc-unknown + os=-morphos + ;; + msdos) + basic_machine=i386-pc + os=-msdos + ;; + ms1-*) + basic_machine=`echo $basic_machine | sed -e 's/ms1-/mt-/'` + ;; + msys) + basic_machine=i686-pc + os=-msys + ;; + mvs) + basic_machine=i370-ibm + os=-mvs + ;; + nacl) + basic_machine=le32-unknown + os=-nacl + ;; + ncr3000) + basic_machine=i486-ncr + os=-sysv4 + ;; + netbsd386) + basic_machine=i386-unknown + os=-netbsd + ;; + netwinder) + basic_machine=armv4l-rebel + os=-linux + ;; + news | news700 | news800 | news900) + basic_machine=m68k-sony + os=-newsos + ;; + news1000) + basic_machine=m68030-sony + os=-newsos + ;; + news-3600 | risc-news) + basic_machine=mips-sony + os=-newsos + ;; + necv70) + basic_machine=v70-nec + os=-sysv + ;; + next | m*-next ) + basic_machine=m68k-next + case $os in + -nextstep* ) + ;; + -ns2*) + os=-nextstep2 + ;; + *) + os=-nextstep3 + ;; + esac + ;; + nh3000) + basic_machine=m68k-harris + os=-cxux + ;; + nh[45]000) + basic_machine=m88k-harris + os=-cxux + ;; + nindy960) + basic_machine=i960-intel + os=-nindy + ;; + mon960) + basic_machine=i960-intel + os=-mon960 + ;; + nonstopux) + basic_machine=mips-compaq + os=-nonstopux + ;; + np1) + basic_machine=np1-gould + ;; + neo-tandem) + basic_machine=neo-tandem + ;; + nse-tandem) + basic_machine=nse-tandem + ;; + nsr-tandem) + basic_machine=nsr-tandem + ;; + op50n-* | op60c-*) + basic_machine=hppa1.1-oki + os=-proelf + ;; + openrisc | openrisc-*) + basic_machine=or32-unknown + ;; + os400) + basic_machine=powerpc-ibm + os=-os400 + ;; + OSE68000 | ose68000) + basic_machine=m68000-ericsson + os=-ose + ;; + os68k) + basic_machine=m68k-none + os=-os68k + ;; + pa-hitachi) + basic_machine=hppa1.1-hitachi + os=-hiuxwe2 + ;; + paragon) + basic_machine=i860-intel + os=-osf + ;; + parisc) + basic_machine=hppa-unknown + os=-linux + ;; + parisc-*) + basic_machine=hppa-`echo $basic_machine | sed 's/^[^-]*-//'` + os=-linux + ;; + pbd) + basic_machine=sparc-tti + ;; + pbb) + basic_machine=m68k-tti + ;; + pc532 | pc532-*) + basic_machine=ns32k-pc532 + ;; + pc98) + basic_machine=i386-pc + ;; + pc98-*) + basic_machine=i386-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + pentium | p5 | k5 | k6 | nexgen | viac3) + basic_machine=i586-pc + ;; + pentiumpro | p6 | 6x86 | athlon | athlon_*) + basic_machine=i686-pc + ;; + pentiumii | pentium2 | pentiumiii | pentium3) + basic_machine=i686-pc + ;; + pentium4) + basic_machine=i786-pc + ;; + pentium-* | p5-* | k5-* | k6-* | nexgen-* | viac3-*) + basic_machine=i586-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + pentiumpro-* | p6-* | 6x86-* | athlon-*) + basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + pentiumii-* | pentium2-* | pentiumiii-* | pentium3-*) + basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + pentium4-*) + basic_machine=i786-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + pn) + basic_machine=pn-gould + ;; + power) basic_machine=power-ibm + ;; + ppc | ppcbe) basic_machine=powerpc-unknown + ;; + ppc-* | ppcbe-*) + basic_machine=powerpc-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + ppcle | powerpclittle | ppc-le | powerpc-little) + basic_machine=powerpcle-unknown + ;; + ppcle-* | powerpclittle-*) + basic_machine=powerpcle-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + ppc64) basic_machine=powerpc64-unknown + ;; + ppc64-*) basic_machine=powerpc64-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + ppc64le | powerpc64little | ppc64-le | powerpc64-little) + basic_machine=powerpc64le-unknown + ;; + ppc64le-* | powerpc64little-*) + basic_machine=powerpc64le-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + ps2) + basic_machine=i386-ibm + ;; + pw32) + basic_machine=i586-unknown + os=-pw32 + ;; + rdos | rdos64) + basic_machine=x86_64-pc + os=-rdos + ;; + rdos32) + basic_machine=i386-pc + os=-rdos + ;; + rom68k) + basic_machine=m68k-rom68k + os=-coff + ;; + rm[46]00) + basic_machine=mips-siemens + ;; + rtpc | rtpc-*) + basic_machine=romp-ibm + ;; + s390 | s390-*) + basic_machine=s390-ibm + ;; + s390x | s390x-*) + basic_machine=s390x-ibm + ;; + sa29200) + basic_machine=a29k-amd + os=-udi + ;; + sb1) + basic_machine=mipsisa64sb1-unknown + ;; + sb1el) + basic_machine=mipsisa64sb1el-unknown + ;; + sde) + basic_machine=mipsisa32-sde + os=-elf + ;; + sei) + basic_machine=mips-sei + os=-seiux + ;; + sequent) + basic_machine=i386-sequent + ;; + sh) + basic_machine=sh-hitachi + os=-hms + ;; + sh5el) + basic_machine=sh5le-unknown + ;; + sh64) + basic_machine=sh64-unknown + ;; + sparclite-wrs | simso-wrs) + basic_machine=sparclite-wrs + os=-vxworks + ;; + sps7) + basic_machine=m68k-bull + os=-sysv2 + ;; + spur) + basic_machine=spur-unknown + ;; + st2000) + basic_machine=m68k-tandem + ;; + stratus) + basic_machine=i860-stratus + os=-sysv4 + ;; + strongarm-* | thumb-*) + basic_machine=arm-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + sun2) + basic_machine=m68000-sun + ;; + sun2os3) + basic_machine=m68000-sun + os=-sunos3 + ;; + sun2os4) + basic_machine=m68000-sun + os=-sunos4 + ;; + sun3os3) + basic_machine=m68k-sun + os=-sunos3 + ;; + sun3os4) + basic_machine=m68k-sun + os=-sunos4 + ;; + sun4os3) + basic_machine=sparc-sun + os=-sunos3 + ;; + sun4os4) + basic_machine=sparc-sun + os=-sunos4 + ;; + sun4sol2) + basic_machine=sparc-sun + os=-solaris2 + ;; + sun3 | sun3-*) + basic_machine=m68k-sun + ;; + sun4) + basic_machine=sparc-sun + ;; + sun386 | sun386i | roadrunner) + basic_machine=i386-sun + ;; + sv1) + basic_machine=sv1-cray + os=-unicos + ;; + symmetry) + basic_machine=i386-sequent + os=-dynix + ;; + t3e) + basic_machine=alphaev5-cray + os=-unicos + ;; + t90) + basic_machine=t90-cray + os=-unicos + ;; + tile*) + basic_machine=$basic_machine-unknown + os=-linux-gnu + ;; + tx39) + basic_machine=mipstx39-unknown + ;; + tx39el) + basic_machine=mipstx39el-unknown + ;; + toad1) + basic_machine=pdp10-xkl + os=-tops20 + ;; + tower | tower-32) + basic_machine=m68k-ncr + ;; + tpf) + basic_machine=s390x-ibm + os=-tpf + ;; + udi29k) + basic_machine=a29k-amd + os=-udi + ;; + ultra3) + basic_machine=a29k-nyu + os=-sym1 + ;; + v810 | necv810) + basic_machine=v810-nec + os=-none + ;; + vaxv) + basic_machine=vax-dec + os=-sysv + ;; + vms) + basic_machine=vax-dec + os=-vms + ;; + vpp*|vx|vx-*) + basic_machine=f301-fujitsu + ;; + vxworks960) + basic_machine=i960-wrs + os=-vxworks + ;; + vxworks68) + basic_machine=m68k-wrs + os=-vxworks + ;; + vxworks29k) + basic_machine=a29k-wrs + os=-vxworks + ;; + w65*) + basic_machine=w65-wdc + os=-none + ;; + w89k-*) + basic_machine=hppa1.1-winbond + os=-proelf + ;; + xbox) + basic_machine=i686-pc + os=-mingw32 + ;; + xps | xps100) + basic_machine=xps100-honeywell + ;; + xscale-* | xscalee[bl]-*) + basic_machine=`echo $basic_machine | sed 's/^xscale/arm/'` + ;; + ymp) + basic_machine=ymp-cray + os=-unicos + ;; + z8k-*-coff) + basic_machine=z8k-unknown + os=-sim + ;; + z80-*-coff) + basic_machine=z80-unknown + os=-sim + ;; + none) + basic_machine=none-none + os=-none + ;; + +# Here we handle the default manufacturer of certain CPU types. It is in +# some cases the only manufacturer, in others, it is the most popular. + w89k) + basic_machine=hppa1.1-winbond + ;; + op50n) + basic_machine=hppa1.1-oki + ;; + op60c) + basic_machine=hppa1.1-oki + ;; + romp) + basic_machine=romp-ibm + ;; + mmix) + basic_machine=mmix-knuth + ;; + rs6000) + basic_machine=rs6000-ibm + ;; + vax) + basic_machine=vax-dec + ;; + pdp10) + # there are many clones, so DEC is not a safe bet + basic_machine=pdp10-unknown + ;; + pdp11) + basic_machine=pdp11-dec + ;; + we32k) + basic_machine=we32k-att + ;; + sh[1234] | sh[24]a | sh[24]aeb | sh[34]eb | sh[1234]le | sh[23]ele) + basic_machine=sh-unknown + ;; + sparc | sparcv8 | sparcv9 | sparcv9b | sparcv9v) + basic_machine=sparc-sun + ;; + cydra) + basic_machine=cydra-cydrome + ;; + orion) + basic_machine=orion-highlevel + ;; + orion105) + basic_machine=clipper-highlevel + ;; + mac | mpw | mac-mpw) + basic_machine=m68k-apple + ;; + pmac | pmac-mpw) + basic_machine=powerpc-apple + ;; + *-unknown) + # Make sure to match an already-canonicalized machine name. + ;; + *) + echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2 + exit 1 + ;; +esac + +# Here we canonicalize certain aliases for manufacturers. +case $basic_machine in + *-digital*) + basic_machine=`echo $basic_machine | sed 's/digital.*/dec/'` + ;; + *-commodore*) + basic_machine=`echo $basic_machine | sed 's/commodore.*/cbm/'` + ;; + *) + ;; +esac + +# Decode manufacturer-specific aliases for certain operating systems. + +if [ x"$os" != x"" ] +then +case $os in + # First match some system type aliases + # that might get confused with valid system types. + # -solaris* is a basic system type, with this one exception. + -auroraux) + os=-auroraux + ;; + -solaris1 | -solaris1.*) + os=`echo $os | sed -e 's|solaris1|sunos4|'` + ;; + -solaris) + os=-solaris2 + ;; + -svr4*) + os=-sysv4 + ;; + -unixware*) + os=-sysv4.2uw + ;; + -gnu/linux*) + os=`echo $os | sed -e 's|gnu/linux|linux-gnu|'` + ;; + # First accept the basic system types. + # The portable systems comes first. + # Each alternative MUST END IN A *, to match a version number. + # -sysv* is not here because it comes later, after sysvr4. + -gnu* | -bsd* | -mach* | -minix* | -genix* | -ultrix* | -irix* \ + | -*vms* | -sco* | -esix* | -isc* | -aix* | -cnk* | -sunos | -sunos[34]*\ + | -hpux* | -unos* | -osf* | -luna* | -dgux* | -auroraux* | -solaris* \ + | -sym* | -kopensolaris* | -plan9* \ + | -amigaos* | -amigados* | -msdos* | -newsos* | -unicos* | -aof* \ + | -aos* | -aros* \ + | -nindy* | -vxsim* | -vxworks* | -ebmon* | -hms* | -mvs* \ + | -clix* | -riscos* | -uniplus* | -iris* | -rtu* | -xenix* \ + | -hiux* | -386bsd* | -knetbsd* | -mirbsd* | -netbsd* \ + | -bitrig* | -openbsd* | -solidbsd* \ + | -ekkobsd* | -kfreebsd* | -freebsd* | -riscix* | -lynxos* \ + | -bosx* | -nextstep* | -cxux* | -aout* | -elf* | -oabi* \ + | -ptx* | -coff* | -ecoff* | -winnt* | -domain* | -vsta* \ + | -udi* | -eabi* | -lites* | -ieee* | -go32* | -aux* \ + | -chorusos* | -chorusrdb* | -cegcc* \ + | -cygwin* | -msys* | -pe* | -psos* | -moss* | -proelf* | -rtems* \ + | -mingw32* | -mingw64* | -linux-gnu* | -linux-android* \ + | -linux-newlib* | -linux-musl* | -linux-uclibc* \ + | -uxpv* | -beos* | -mpeix* | -udk* \ + | -interix* | -uwin* | -mks* | -rhapsody* | -darwin* | -opened* \ + | -openstep* | -oskit* | -conix* | -pw32* | -nonstopux* \ + | -storm-chaos* | -tops10* | -tenex* | -tops20* | -its* \ + | -os2* | -vos* | -palmos* | -uclinux* | -nucleus* \ + | -morphos* | -superux* | -rtmk* | -rtmk-nova* | -windiss* \ + | -powermax* | -dnix* | -nx6 | -nx7 | -sei* | -dragonfly* \ + | -skyos* | -haiku* | -rdos* | -toppers* | -drops* | -es*) + # Remember, each alternative MUST END IN *, to match a version number. + ;; + -qnx*) + case $basic_machine in + x86-* | i*86-*) + ;; + *) + os=-nto$os + ;; + esac + ;; + -nto-qnx*) + ;; + -nto*) + os=`echo $os | sed -e 's|nto|nto-qnx|'` + ;; + -sim | -es1800* | -hms* | -xray | -os68k* | -none* | -v88r* \ + | -windows* | -osx | -abug | -netware* | -os9* | -beos* | -haiku* \ + | -macos* | -mpw* | -magic* | -mmixware* | -mon960* | -lnews*) + ;; + -mac*) + os=`echo $os | sed -e 's|mac|macos|'` + ;; + -linux-dietlibc) + os=-linux-dietlibc + ;; + -linux*) + os=`echo $os | sed -e 's|linux|linux-gnu|'` + ;; + -sunos5*) + os=`echo $os | sed -e 's|sunos5|solaris2|'` + ;; + -sunos6*) + os=`echo $os | sed -e 's|sunos6|solaris3|'` + ;; + -opened*) + os=-openedition + ;; + -os400*) + os=-os400 + ;; + -wince*) + os=-wince + ;; + -osfrose*) + os=-osfrose + ;; + -osf*) + os=-osf + ;; + -utek*) + os=-bsd + ;; + -dynix*) + os=-bsd + ;; + -acis*) + os=-aos + ;; + -atheos*) + os=-atheos + ;; + -syllable*) + os=-syllable + ;; + -386bsd) + os=-bsd + ;; + -ctix* | -uts*) + os=-sysv + ;; + -nova*) + os=-rtmk-nova + ;; + -ns2 ) + os=-nextstep2 + ;; + -nsk*) + os=-nsk + ;; + # Preserve the version number of sinix5. + -sinix5.*) + os=`echo $os | sed -e 's|sinix|sysv|'` + ;; + -sinix*) + os=-sysv4 + ;; + -tpf*) + os=-tpf + ;; + -triton*) + os=-sysv3 + ;; + -oss*) + os=-sysv3 + ;; + -svr4) + os=-sysv4 + ;; + -svr3) + os=-sysv3 + ;; + -sysvr4) + os=-sysv4 + ;; + # This must come after -sysvr4. + -sysv*) + ;; + -ose*) + os=-ose + ;; + -es1800*) + os=-ose + ;; + -xenix) + os=-xenix + ;; + -*mint | -mint[0-9]* | -*MiNT | -MiNT[0-9]*) + os=-mint + ;; + -aros*) + os=-aros + ;; + -zvmoe) + os=-zvmoe + ;; + -dicos*) + os=-dicos + ;; + -nacl*) + ;; + -none) + ;; + *) + # Get rid of the `-' at the beginning of $os. + os=`echo $os | sed 's/[^-]*-//'` + echo Invalid configuration \`$1\': system \`$os\' not recognized 1>&2 + exit 1 + ;; +esac +else + +# Here we handle the default operating systems that come with various machines. +# The value should be what the vendor currently ships out the door with their +# machine or put another way, the most popular os provided with the machine. + +# Note that if you're going to try to match "-MANUFACTURER" here (say, +# "-sun"), then you have to tell the case statement up towards the top +# that MANUFACTURER isn't an operating system. Otherwise, code above +# will signal an error saying that MANUFACTURER isn't an operating +# system, and we'll never get to this point. + +case $basic_machine in + score-*) + os=-elf + ;; + spu-*) + os=-elf + ;; + *-acorn) + os=-riscix1.2 + ;; + arm*-rebel) + os=-linux + ;; + arm*-semi) + os=-aout + ;; + c4x-* | tic4x-*) + os=-coff + ;; + c8051-*) + os=-elf + ;; + hexagon-*) + os=-elf + ;; + tic54x-*) + os=-coff + ;; + tic55x-*) + os=-coff + ;; + tic6x-*) + os=-coff + ;; + # This must come before the *-dec entry. + pdp10-*) + os=-tops20 + ;; + pdp11-*) + os=-none + ;; + *-dec | vax-*) + os=-ultrix4.2 + ;; + m68*-apollo) + os=-domain + ;; + i386-sun) + os=-sunos4.0.2 + ;; + m68000-sun) + os=-sunos3 + ;; + m68*-cisco) + os=-aout + ;; + mep-*) + os=-elf + ;; + mips*-cisco) + os=-elf + ;; + mips*-*) + os=-elf + ;; + or1k-*) + os=-elf + ;; + or32-*) + os=-coff + ;; + *-tti) # must be before sparc entry or we get the wrong os. + os=-sysv3 + ;; + sparc-* | *-sun) + os=-sunos4.1.1 + ;; + *-be) + os=-beos + ;; + *-haiku) + os=-haiku + ;; + *-ibm) + os=-aix + ;; + *-knuth) + os=-mmixware + ;; + *-wec) + os=-proelf + ;; + *-winbond) + os=-proelf + ;; + *-oki) + os=-proelf + ;; + *-hp) + os=-hpux + ;; + *-hitachi) + os=-hiux + ;; + i860-* | *-att | *-ncr | *-altos | *-motorola | *-convergent) + os=-sysv + ;; + *-cbm) + os=-amigaos + ;; + *-dg) + os=-dgux + ;; + *-dolphin) + os=-sysv3 + ;; + m68k-ccur) + os=-rtu + ;; + m88k-omron*) + os=-luna + ;; + *-next ) + os=-nextstep + ;; + *-sequent) + os=-ptx + ;; + *-crds) + os=-unos + ;; + *-ns) + os=-genix + ;; + i370-*) + os=-mvs + ;; + *-next) + os=-nextstep3 + ;; + *-gould) + os=-sysv + ;; + *-highlevel) + os=-bsd + ;; + *-encore) + os=-bsd + ;; + *-sgi) + os=-irix + ;; + *-siemens) + os=-sysv4 + ;; + *-masscomp) + os=-rtu + ;; + f30[01]-fujitsu | f700-fujitsu) + os=-uxpv + ;; + *-rom68k) + os=-coff + ;; + *-*bug) + os=-coff + ;; + *-apple) + os=-macos + ;; + *-atari*) + os=-mint + ;; + *) + os=-none + ;; +esac +fi + +# Here we handle the case where we know the os, and the CPU type, but not the +# manufacturer. We pick the logical manufacturer. +vendor=unknown +case $basic_machine in + *-unknown) + case $os in + -riscix*) + vendor=acorn + ;; + -sunos*) + vendor=sun + ;; + -cnk*|-aix*) + vendor=ibm + ;; + -beos*) + vendor=be + ;; + -hpux*) + vendor=hp + ;; + -mpeix*) + vendor=hp + ;; + -hiux*) + vendor=hitachi + ;; + -unos*) + vendor=crds + ;; + -dgux*) + vendor=dg + ;; + -luna*) + vendor=omron + ;; + -genix*) + vendor=ns + ;; + -mvs* | -opened*) + vendor=ibm + ;; + -os400*) + vendor=ibm + ;; + -ptx*) + vendor=sequent + ;; + -tpf*) + vendor=ibm + ;; + -vxsim* | -vxworks* | -windiss*) + vendor=wrs + ;; + -aux*) + vendor=apple + ;; + -hms*) + vendor=hitachi + ;; + -mpw* | -macos*) + vendor=apple + ;; + -*mint | -mint[0-9]* | -*MiNT | -MiNT[0-9]*) + vendor=atari + ;; + -vos*) + vendor=stratus + ;; + esac + basic_machine=`echo $basic_machine | sed "s/unknown/$vendor/"` + ;; +esac + +echo $basic_machine$os +exit + +# Local variables: +# eval: (add-hook 'write-file-hooks 'time-stamp) +# time-stamp-start: "timestamp='" +# time-stamp-format: "%:y-%02m-%02d" +# time-stamp-end: "'" +# End: diff --git a/vlib/configure b/vlib/configure new file mode 100755 index 00000000000..f1b3878e5a6 --- /dev/null +++ b/vlib/configure @@ -0,0 +1,13650 @@ +#! /bin/sh +# Guess values for system-dependent variables and create Makefiles. +# Generated by GNU Autoconf 2.69 for vlib 1.1. +# +# +# Copyright (C) 1992-1996, 1998-2012 Free Software Foundation, Inc. +# +# +# This configure script is free software; the Free Software Foundation +# gives unlimited permission to copy, distribute and modify it. +## -------------------- ## +## M4sh Initialization. ## +## -------------------- ## + +# Be more Bourne compatible +DUALCASE=1; export DUALCASE # for MKS sh +if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then : + emulate sh + NULLCMD=: + # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which + # is contrary to our usage. Disable this feature. + alias -g '${1+"$@"}'='"$@"' + setopt NO_GLOB_SUBST +else + case `(set -o) 2>/dev/null` in #( + *posix*) : + set -o posix ;; #( + *) : + ;; +esac +fi + + +as_nl=' +' +export as_nl +# Printing a long string crashes Solaris 7 /usr/bin/printf. +as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\' +as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo +as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo +# Prefer a ksh shell builtin over an external printf program on Solaris, +# but without wasting forks for bash or zsh. +if test -z "$BASH_VERSION$ZSH_VERSION" \ + && (test "X`print -r -- $as_echo`" = "X$as_echo") 2>/dev/null; then + as_echo='print -r --' + as_echo_n='print -rn --' +elif (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then + as_echo='printf %s\n' + as_echo_n='printf %s' +else + if test "X`(/usr/ucb/echo -n -n $as_echo) 2>/dev/null`" = "X-n $as_echo"; then + as_echo_body='eval /usr/ucb/echo -n "$1$as_nl"' + as_echo_n='/usr/ucb/echo -n' + else + as_echo_body='eval expr "X$1" : "X\\(.*\\)"' + as_echo_n_body='eval + arg=$1; + case $arg in #( + *"$as_nl"*) + expr "X$arg" : "X\\(.*\\)$as_nl"; + arg=`expr "X$arg" : ".*$as_nl\\(.*\\)"`;; + esac; + expr "X$arg" : "X\\(.*\\)" | tr -d "$as_nl" + ' + export as_echo_n_body + as_echo_n='sh -c $as_echo_n_body as_echo' + fi + export as_echo_body + as_echo='sh -c $as_echo_body as_echo' +fi + +# The user is always right. +if test "${PATH_SEPARATOR+set}" != set; then + PATH_SEPARATOR=: + (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && { + (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 || + PATH_SEPARATOR=';' + } +fi + + +# IFS +# We need space, tab and new line, in precisely that order. Quoting is +# there to prevent editors from complaining about space-tab. +# (If _AS_PATH_WALK were called with IFS unset, it would disable word +# splitting by setting IFS to empty value.) +IFS=" "" $as_nl" + +# Find who we are. Look in the path if we contain no directory separator. +as_myself= +case $0 in #(( + *[\\/]* ) as_myself=$0 ;; + *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break + done +IFS=$as_save_IFS + + ;; +esac +# We did not find ourselves, most probably we were run as `sh COMMAND' +# in which case we are not to be found in the path. +if test "x$as_myself" = x; then + as_myself=$0 +fi +if test ! -f "$as_myself"; then + $as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2 + exit 1 +fi + +# Unset variables that we do not need and which cause bugs (e.g. in +# pre-3.0 UWIN ksh). But do not cause bugs in bash 2.01; the "|| exit 1" +# suppresses any "Segmentation fault" message there. '((' could +# trigger a bug in pdksh 5.2.14. +for as_var in BASH_ENV ENV MAIL MAILPATH +do eval test x\${$as_var+set} = xset \ + && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || : +done +PS1='$ ' +PS2='> ' +PS4='+ ' + +# NLS nuisances. +LC_ALL=C +export LC_ALL +LANGUAGE=C +export LANGUAGE + +# CDPATH. +(unset CDPATH) >/dev/null 2>&1 && unset CDPATH + +# Use a proper internal environment variable to ensure we don't fall + # into an infinite loop, continuously re-executing ourselves. + if test x"${_as_can_reexec}" != xno && test "x$CONFIG_SHELL" != x; then + _as_can_reexec=no; export _as_can_reexec; + # We cannot yet assume a decent shell, so we have to provide a +# neutralization value for shells without unset; and this also +# works around shells that cannot unset nonexistent variables. +# Preserve -v and -x to the replacement shell. +BASH_ENV=/dev/null +ENV=/dev/null +(unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV +case $- in # (((( + *v*x* | *x*v* ) as_opts=-vx ;; + *v* ) as_opts=-v ;; + *x* ) as_opts=-x ;; + * ) as_opts= ;; +esac +exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"} +# Admittedly, this is quite paranoid, since all the known shells bail +# out after a failed `exec'. +$as_echo "$0: could not re-execute with $CONFIG_SHELL" >&2 +as_fn_exit 255 + fi + # We don't want this to propagate to other subprocesses. + { _as_can_reexec=; unset _as_can_reexec;} +if test "x$CONFIG_SHELL" = x; then + as_bourne_compatible="if test -n \"\${ZSH_VERSION+set}\" && (emulate sh) >/dev/null 2>&1; then : + emulate sh + NULLCMD=: + # Pre-4.2 versions of Zsh do word splitting on \${1+\"\$@\"}, which + # is contrary to our usage. Disable this feature. + alias -g '\${1+\"\$@\"}'='\"\$@\"' + setopt NO_GLOB_SUBST +else + case \`(set -o) 2>/dev/null\` in #( + *posix*) : + set -o posix ;; #( + *) : + ;; +esac +fi +" + as_required="as_fn_return () { (exit \$1); } +as_fn_success () { as_fn_return 0; } +as_fn_failure () { as_fn_return 1; } +as_fn_ret_success () { return 0; } +as_fn_ret_failure () { return 1; } + +exitcode=0 +as_fn_success || { exitcode=1; echo as_fn_success failed.; } +as_fn_failure && { exitcode=1; echo as_fn_failure succeeded.; } +as_fn_ret_success || { exitcode=1; echo as_fn_ret_success failed.; } +as_fn_ret_failure && { exitcode=1; echo as_fn_ret_failure succeeded.; } +if ( set x; as_fn_ret_success y && test x = \"\$1\" ); then : + +else + exitcode=1; echo positional parameters were not saved. +fi +test x\$exitcode = x0 || exit 1 +test -x / || exit 1" + as_suggested=" as_lineno_1=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_1a=\$LINENO + as_lineno_2=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_2a=\$LINENO + eval 'test \"x\$as_lineno_1'\$as_run'\" != \"x\$as_lineno_2'\$as_run'\" && + test \"x\`expr \$as_lineno_1'\$as_run' + 1\`\" = \"x\$as_lineno_2'\$as_run'\"' || exit 1 + + test -n \"\${ZSH_VERSION+set}\${BASH_VERSION+set}\" || ( + ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\' + ECHO=\$ECHO\$ECHO\$ECHO\$ECHO\$ECHO + ECHO=\$ECHO\$ECHO\$ECHO\$ECHO\$ECHO\$ECHO + PATH=/empty FPATH=/empty; export PATH FPATH + test \"X\`printf %s \$ECHO\`\" = \"X\$ECHO\" \\ + || test \"X\`print -r -- \$ECHO\`\" = \"X\$ECHO\" ) || exit 1 +test \$(( 1 + 1 )) = 2 || exit 1" + if (eval "$as_required") 2>/dev/null; then : + as_have_required=yes +else + as_have_required=no +fi + if test x$as_have_required = xyes && (eval "$as_suggested") 2>/dev/null; then : + +else + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +as_found=false +for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + as_found=: + case $as_dir in #( + /*) + for as_base in sh bash ksh sh5; do + # Try only shells that exist, to save several forks. + as_shell=$as_dir/$as_base + if { test -f "$as_shell" || test -f "$as_shell.exe"; } && + { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$as_shell"; } 2>/dev/null; then : + CONFIG_SHELL=$as_shell as_have_required=yes + if { $as_echo "$as_bourne_compatible""$as_suggested" | as_run=a "$as_shell"; } 2>/dev/null; then : + break 2 +fi +fi + done;; + esac + as_found=false +done +$as_found || { if { test -f "$SHELL" || test -f "$SHELL.exe"; } && + { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$SHELL"; } 2>/dev/null; then : + CONFIG_SHELL=$SHELL as_have_required=yes +fi; } +IFS=$as_save_IFS + + + if test "x$CONFIG_SHELL" != x; then : + export CONFIG_SHELL + # We cannot yet assume a decent shell, so we have to provide a +# neutralization value for shells without unset; and this also +# works around shells that cannot unset nonexistent variables. +# Preserve -v and -x to the replacement shell. +BASH_ENV=/dev/null +ENV=/dev/null +(unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV +case $- in # (((( + *v*x* | *x*v* ) as_opts=-vx ;; + *v* ) as_opts=-v ;; + *x* ) as_opts=-x ;; + * ) as_opts= ;; +esac +exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"} +# Admittedly, this is quite paranoid, since all the known shells bail +# out after a failed `exec'. +$as_echo "$0: could not re-execute with $CONFIG_SHELL" >&2 +exit 255 +fi + + if test x$as_have_required = xno; then : + $as_echo "$0: This script requires a shell more modern than all" + $as_echo "$0: the shells that I found on your system." + if test x${ZSH_VERSION+set} = xset ; then + $as_echo "$0: In particular, zsh $ZSH_VERSION has bugs and should" + $as_echo "$0: be upgraded to zsh 4.3.4 or later." + else + $as_echo "$0: Please tell bug-autoconf@gnu.org about your system, +$0: including any error possibly output before this +$0: message. Then install a modern shell, or manually run +$0: the script under such a shell if you do have one." + fi + exit 1 +fi +fi +fi +SHELL=${CONFIG_SHELL-/bin/sh} +export SHELL +# Unset more variables known to interfere with behavior of common tools. +CLICOLOR_FORCE= GREP_OPTIONS= +unset CLICOLOR_FORCE GREP_OPTIONS + +## --------------------- ## +## M4sh Shell Functions. ## +## --------------------- ## +# as_fn_unset VAR +# --------------- +# Portably unset VAR. +as_fn_unset () +{ + { eval $1=; unset $1;} +} +as_unset=as_fn_unset + +# as_fn_set_status STATUS +# ----------------------- +# Set $? to STATUS, without forking. +as_fn_set_status () +{ + return $1 +} # as_fn_set_status + +# as_fn_exit STATUS +# ----------------- +# Exit the shell with STATUS, even in a "trap 0" or "set -e" context. +as_fn_exit () +{ + set +e + as_fn_set_status $1 + exit $1 +} # as_fn_exit + +# as_fn_mkdir_p +# ------------- +# Create "$as_dir" as a directory, including parents if necessary. +as_fn_mkdir_p () +{ + + case $as_dir in #( + -*) as_dir=./$as_dir;; + esac + test -d "$as_dir" || eval $as_mkdir_p || { + as_dirs= + while :; do + case $as_dir in #( + *\'*) as_qdir=`$as_echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'( + *) as_qdir=$as_dir;; + esac + as_dirs="'$as_qdir' $as_dirs" + as_dir=`$as_dirname -- "$as_dir" || +$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \ + X"$as_dir" : 'X\(//\)[^/]' \| \ + X"$as_dir" : 'X\(//\)$' \| \ + X"$as_dir" : 'X\(/\)' \| . 2>/dev/null || +$as_echo X"$as_dir" | + sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ + s//\1/ + q + } + /^X\(\/\/\)[^/].*/{ + s//\1/ + q + } + /^X\(\/\/\)$/{ + s//\1/ + q + } + /^X\(\/\).*/{ + s//\1/ + q + } + s/.*/./; q'` + test -d "$as_dir" && break + done + test -z "$as_dirs" || eval "mkdir $as_dirs" + } || test -d "$as_dir" || as_fn_error $? "cannot create directory $as_dir" + + +} # as_fn_mkdir_p + +# as_fn_executable_p FILE +# ----------------------- +# Test if FILE is an executable regular file. +as_fn_executable_p () +{ + test -f "$1" && test -x "$1" +} # as_fn_executable_p +# as_fn_append VAR VALUE +# ---------------------- +# Append the text in VALUE to the end of the definition contained in VAR. Take +# advantage of any shell optimizations that allow amortized linear growth over +# repeated appends, instead of the typical quadratic growth present in naive +# implementations. +if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null; then : + eval 'as_fn_append () + { + eval $1+=\$2 + }' +else + as_fn_append () + { + eval $1=\$$1\$2 + } +fi # as_fn_append + +# as_fn_arith ARG... +# ------------------ +# Perform arithmetic evaluation on the ARGs, and store the result in the +# global $as_val. Take advantage of shells that can avoid forks. The arguments +# must be portable across $(()) and expr. +if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then : + eval 'as_fn_arith () + { + as_val=$(( $* )) + }' +else + as_fn_arith () + { + as_val=`expr "$@" || test $? -eq 1` + } +fi # as_fn_arith + + +# as_fn_error STATUS ERROR [LINENO LOG_FD] +# ---------------------------------------- +# Output "`basename $0`: error: ERROR" to stderr. If LINENO and LOG_FD are +# provided, also output the error to LOG_FD, referencing LINENO. Then exit the +# script with STATUS, using 1 if that was 0. +as_fn_error () +{ + as_status=$1; test $as_status -eq 0 && as_status=1 + if test "$4"; then + as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack + $as_echo "$as_me:${as_lineno-$LINENO}: error: $2" >&$4 + fi + $as_echo "$as_me: error: $2" >&2 + as_fn_exit $as_status +} # as_fn_error + +if expr a : '\(a\)' >/dev/null 2>&1 && + test "X`expr 00001 : '.*\(...\)'`" = X001; then + as_expr=expr +else + as_expr=false +fi + +if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then + as_basename=basename +else + as_basename=false +fi + +if (as_dir=`dirname -- /` && test "X$as_dir" = X/) >/dev/null 2>&1; then + as_dirname=dirname +else + as_dirname=false +fi + +as_me=`$as_basename -- "$0" || +$as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \ + X"$0" : 'X\(//\)$' \| \ + X"$0" : 'X\(/\)' \| . 2>/dev/null || +$as_echo X/"$0" | + sed '/^.*\/\([^/][^/]*\)\/*$/{ + s//\1/ + q + } + /^X\/\(\/\/\)$/{ + s//\1/ + q + } + /^X\/\(\/\).*/{ + s//\1/ + q + } + s/.*/./; q'` + +# Avoid depending upon Character Ranges. +as_cr_letters='abcdefghijklmnopqrstuvwxyz' +as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ' +as_cr_Letters=$as_cr_letters$as_cr_LETTERS +as_cr_digits='0123456789' +as_cr_alnum=$as_cr_Letters$as_cr_digits + + + as_lineno_1=$LINENO as_lineno_1a=$LINENO + as_lineno_2=$LINENO as_lineno_2a=$LINENO + eval 'test "x$as_lineno_1'$as_run'" != "x$as_lineno_2'$as_run'" && + test "x`expr $as_lineno_1'$as_run' + 1`" = "x$as_lineno_2'$as_run'"' || { + # Blame Lee E. McMahon (1931-1989) for sed's syntax. :-) + sed -n ' + p + /[$]LINENO/= + ' <$as_myself | + sed ' + s/[$]LINENO.*/&-/ + t lineno + b + :lineno + N + :loop + s/[$]LINENO\([^'$as_cr_alnum'_].*\n\)\(.*\)/\2\1\2/ + t loop + s/-\n.*// + ' >$as_me.lineno && + chmod +x "$as_me.lineno" || + { $as_echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; } + + # If we had to re-execute with $CONFIG_SHELL, we're ensured to have + # already done that, so ensure we don't try to do so again and fall + # in an infinite loop. This has already happened in practice. + _as_can_reexec=no; export _as_can_reexec + # Don't try to exec as it changes $[0], causing all sort of problems + # (the dirname of $[0] is not the place where we might find the + # original and so on. Autoconf is especially sensitive to this). + . "./$as_me.lineno" + # Exit status is that of the last command. + exit +} + +ECHO_C= ECHO_N= ECHO_T= +case `echo -n x` in #((((( +-n*) + case `echo 'xy\c'` in + *c*) ECHO_T=' ';; # ECHO_T is single tab character. + xy) ECHO_C='\c';; + *) echo `echo ksh88 bug on AIX 6.1` > /dev/null + ECHO_T=' ';; + esac;; +*) + ECHO_N='-n';; +esac + +rm -f conf$$ conf$$.exe conf$$.file +if test -d conf$$.dir; then + rm -f conf$$.dir/conf$$.file +else + rm -f conf$$.dir + mkdir conf$$.dir 2>/dev/null +fi +if (echo >conf$$.file) 2>/dev/null; then + if ln -s conf$$.file conf$$ 2>/dev/null; then + as_ln_s='ln -s' + # ... but there are two gotchas: + # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail. + # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable. + # In both cases, we have to default to `cp -pR'. + ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe || + as_ln_s='cp -pR' + elif ln conf$$.file conf$$ 2>/dev/null; then + as_ln_s=ln + else + as_ln_s='cp -pR' + fi +else + as_ln_s='cp -pR' +fi +rm -f conf$$ conf$$.exe conf$$.dir/conf$$.file conf$$.file +rmdir conf$$.dir 2>/dev/null + +if mkdir -p . 2>/dev/null; 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However 'strip' might not be the right +# tool to use in cross-compilation environments, therefore Automake +# will honor the 'STRIP' environment variable to overrule this program. +if test "$cross_compiling" != no; then + if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}strip", so it can be a program name with args. +set dummy ${ac_tool_prefix}strip; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_STRIP+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$STRIP"; then + ac_cv_prog_STRIP="$STRIP" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_STRIP="${ac_tool_prefix}strip" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +STRIP=$ac_cv_prog_STRIP +if test -n "$STRIP"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $STRIP" >&5 +$as_echo "$STRIP" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + +fi +if test -z "$ac_cv_prog_STRIP"; then + ac_ct_STRIP=$STRIP + # Extract the first word of "strip", so it can be a program name with args. +set dummy strip; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_ac_ct_STRIP+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$ac_ct_STRIP"; then + ac_cv_prog_ac_ct_STRIP="$ac_ct_STRIP" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_ac_ct_STRIP="strip" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_STRIP=$ac_cv_prog_ac_ct_STRIP +if test -n "$ac_ct_STRIP"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_STRIP" >&5 +$as_echo "$ac_ct_STRIP" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + if test "x$ac_ct_STRIP" = x; then + STRIP=":" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + STRIP=$ac_ct_STRIP + fi +else + STRIP="$ac_cv_prog_STRIP" +fi + +fi +INSTALL_STRIP_PROGRAM="\$(install_sh) -c -s" + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for a thread-safe mkdir -p" >&5 +$as_echo_n "checking for a thread-safe mkdir -p... " >&6; } +if test -z "$MKDIR_P"; then + if ${ac_cv_path_mkdir+:} false; then : + $as_echo_n "(cached) " >&6 +else + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH$PATH_SEPARATOR/opt/sfw/bin +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_prog in mkdir gmkdir; do + for ac_exec_ext in '' $ac_executable_extensions; do + as_fn_executable_p "$as_dir/$ac_prog$ac_exec_ext" || continue + case `"$as_dir/$ac_prog$ac_exec_ext" --version 2>&1` in #( + 'mkdir (GNU coreutils) '* | \ + 'mkdir (coreutils) '* | \ + 'mkdir (fileutils) '4.1*) + ac_cv_path_mkdir=$as_dir/$ac_prog$ac_exec_ext + break 3;; + esac + done + done + done +IFS=$as_save_IFS + +fi + + test -d ./--version && rmdir ./--version + if test "${ac_cv_path_mkdir+set}" = set; then + MKDIR_P="$ac_cv_path_mkdir -p" + else + # As a last resort, use the slow shell script. Don't cache a + # value for MKDIR_P within a source directory, because that will + # break other packages using the cache if that directory is + # removed, or if the value is a relative name. + MKDIR_P="$ac_install_sh -d" + fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $MKDIR_P" >&5 +$as_echo "$MKDIR_P" >&6; } + +for ac_prog in gawk mawk nawk awk +do + # Extract the first word of "$ac_prog", so it can be a program name with args. +set dummy $ac_prog; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_AWK+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$AWK"; then + ac_cv_prog_AWK="$AWK" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_AWK="$ac_prog" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +AWK=$ac_cv_prog_AWK +if test -n "$AWK"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $AWK" >&5 +$as_echo "$AWK" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + + test -n "$AWK" && break +done + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether ${MAKE-make} sets \$(MAKE)" >&5 +$as_echo_n "checking whether ${MAKE-make} sets \$(MAKE)... " >&6; } +set x ${MAKE-make} +ac_make=`$as_echo "$2" | sed 's/+/p/g; s/[^a-zA-Z0-9_]/_/g'` +if eval \${ac_cv_prog_make_${ac_make}_set+:} false; then : + $as_echo_n "(cached) " >&6 +else + cat >conftest.make <<\_ACEOF +SHELL = /bin/sh +all: + @echo '@@@%%%=$(MAKE)=@@@%%%' +_ACEOF +# GNU make sometimes prints "make[1]: Entering ...", which would confuse us. +case `${MAKE-make} -f conftest.make 2>/dev/null` in + *@@@%%%=?*=@@@%%%*) + eval ac_cv_prog_make_${ac_make}_set=yes;; + *) + eval ac_cv_prog_make_${ac_make}_set=no;; +esac +rm -f conftest.make +fi +if eval test \$ac_cv_prog_make_${ac_make}_set = yes; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + SET_MAKE= +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + SET_MAKE="MAKE=${MAKE-make}" +fi + +rm -rf .tst 2>/dev/null +mkdir .tst 2>/dev/null +if test -d .tst; then + am__leading_dot=. +else + am__leading_dot=_ +fi +rmdir .tst 2>/dev/null + +# Check whether --enable-silent-rules was given. +if test "${enable_silent_rules+set}" = set; then : + enableval=$enable_silent_rules; +fi + +case $enable_silent_rules in # ((( + yes) AM_DEFAULT_VERBOSITY=0;; + no) AM_DEFAULT_VERBOSITY=1;; + *) AM_DEFAULT_VERBOSITY=1;; +esac +am_make=${MAKE-make} +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $am_make supports nested variables" >&5 +$as_echo_n "checking whether $am_make supports nested variables... " >&6; } +if ${am_cv_make_support_nested_variables+:} false; then : + $as_echo_n "(cached) " >&6 +else + if $as_echo 'TRUE=$(BAR$(V)) +BAR0=false +BAR1=true +V=1 +am__doit: + @$(TRUE) +.PHONY: am__doit' | $am_make -f - >/dev/null 2>&1; then + am_cv_make_support_nested_variables=yes +else + am_cv_make_support_nested_variables=no +fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $am_cv_make_support_nested_variables" >&5 +$as_echo "$am_cv_make_support_nested_variables" >&6; } +if test $am_cv_make_support_nested_variables = yes; then + AM_V='$(V)' + AM_DEFAULT_V='$(AM_DEFAULT_VERBOSITY)' +else + AM_V=$AM_DEFAULT_VERBOSITY + AM_DEFAULT_V=$AM_DEFAULT_VERBOSITY +fi +AM_BACKSLASH='\' + +if test "`cd $srcdir && pwd`" != "`pwd`"; then + # Use -I$(srcdir) only when $(srcdir) != ., so that make's output + # is not polluted with repeated "-I." + am__isrc=' -I$(srcdir)' + # test to see if srcdir already configured + if test -f $srcdir/config.status; then + as_fn_error $? "source directory already configured; run \"make distclean\" there first" "$LINENO" 5 + fi +fi + +# test whether we have cygpath +if test -z "$CYGPATH_W"; then + if (cygpath --version) >/dev/null 2>/dev/null; then + CYGPATH_W='cygpath -w' + else + CYGPATH_W=echo + fi +fi + + +# Define the identity of the package. + PACKAGE='vlib' + VERSION='1.1' + + +cat >>confdefs.h <<_ACEOF +#define PACKAGE "$PACKAGE" +_ACEOF + + +cat >>confdefs.h <<_ACEOF +#define VERSION "$VERSION" +_ACEOF + +# Some tools Automake needs. + +ACLOCAL=${ACLOCAL-"${am_missing_run}aclocal-${am__api_version}"} + + +AUTOCONF=${AUTOCONF-"${am_missing_run}autoconf"} + + +AUTOMAKE=${AUTOMAKE-"${am_missing_run}automake-${am__api_version}"} + + +AUTOHEADER=${AUTOHEADER-"${am_missing_run}autoheader"} + + +MAKEINFO=${MAKEINFO-"${am_missing_run}makeinfo"} + +# For better backward compatibility. To be removed once Automake 1.9.x +# dies out for good. For more background, see: +# +# +mkdir_p='$(MKDIR_P)' + +# We need awk for the "check" target. The system "awk" is bad on +# some platforms. +# Always define AMTAR for backward compatibility. Yes, it's still used +# in the wild :-( We should find a proper way to deprecate it ... +AMTAR='$${TAR-tar}' + + +# We'll loop over all known methods to create a tar archive until one works. +_am_tools='gnutar pax cpio none' + +am__tar='$${TAR-tar} chof - "$$tardir"' am__untar='$${TAR-tar} xf -' + + + + + + +# POSIX will say in a future version that running "rm -f" with no argument +# is OK; and we want to be able to make that assumption in our Makefile +# recipes. So use an aggressive probe to check that the usage we want is +# actually supported "in the wild" to an acceptable degree. +# See automake bug#10828. +# To make any issue more visible, cause the running configure to be aborted +# by default if the 'rm' program in use doesn't match our expectations; the +# user can still override this though. +if rm -f && rm -fr && rm -rf; then : OK; else + cat >&2 <<'END' +Oops! + +Your 'rm' program seems unable to run without file operands specified +on the command line, even when the '-f' option is present. This is contrary +to the behaviour of most rm programs out there, and not conforming with +the upcoming POSIX standard: + +Please tell bug-automake@gnu.org about your system, including the value +of your $PATH and any error possibly output before this message. This +can help us improve future automake versions. + +END + if test x"$ACCEPT_INFERIOR_RM_PROGRAM" = x"yes"; then + echo 'Configuration will proceed anyway, since you have set the' >&2 + echo 'ACCEPT_INFERIOR_RM_PROGRAM variable to "yes"' >&2 + echo >&2 + else + cat >&2 <<'END' +Aborting the configuration process, to ensure you take notice of the issue. + +You can download and install GNU coreutils to get an 'rm' implementation +that behaves properly: . + +If you want to complete the configuration process using your problematic +'rm' anyway, export the environment variable ACCEPT_INFERIOR_RM_PROGRAM +to "yes", and re-run configure. + +END + as_fn_error $? "Your 'rm' program is bad, sorry." "$LINENO" 5 + fi +fi +# Check whether --enable-silent-rules was given. +if test "${enable_silent_rules+set}" = set; then : + enableval=$enable_silent_rules; +fi + +case $enable_silent_rules in # ((( + yes) AM_DEFAULT_VERBOSITY=0;; + no) AM_DEFAULT_VERBOSITY=1;; + *) AM_DEFAULT_VERBOSITY=1;; +esac +am_make=${MAKE-make} +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $am_make supports nested variables" >&5 +$as_echo_n "checking whether $am_make supports nested variables... " >&6; } +if ${am_cv_make_support_nested_variables+:} false; then : + $as_echo_n "(cached) " >&6 +else + if $as_echo 'TRUE=$(BAR$(V)) +BAR0=false +BAR1=true +V=1 +am__doit: + @$(TRUE) +.PHONY: am__doit' | $am_make -f - >/dev/null 2>&1; then + am_cv_make_support_nested_variables=yes +else + am_cv_make_support_nested_variables=no +fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $am_cv_make_support_nested_variables" >&5 +$as_echo "$am_cv_make_support_nested_variables" >&6; } +if test $am_cv_make_support_nested_variables = yes; then + AM_V='$(V)' + AM_DEFAULT_V='$(AM_DEFAULT_VERBOSITY)' +else + AM_V=$AM_DEFAULT_VERBOSITY + AM_DEFAULT_V=$AM_DEFAULT_VERBOSITY +fi +AM_BACKSLASH='\' + + +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu +if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args. +set dummy ${ac_tool_prefix}gcc; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_CC+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$CC"; then + ac_cv_prog_CC="$CC" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_CC="${ac_tool_prefix}gcc" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +CC=$ac_cv_prog_CC +if test -n "$CC"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5 +$as_echo "$CC" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + +fi +if test -z "$ac_cv_prog_CC"; then + ac_ct_CC=$CC + # Extract the first word of "gcc", so it can be a program name with args. +set dummy gcc; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_ac_ct_CC+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$ac_ct_CC"; then + ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_ac_ct_CC="gcc" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_CC=$ac_cv_prog_ac_ct_CC +if test -n "$ac_ct_CC"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5 +$as_echo "$ac_ct_CC" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + if test "x$ac_ct_CC" = x; then + CC="" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + CC=$ac_ct_CC + fi +else + CC="$ac_cv_prog_CC" +fi + +if test -z "$CC"; then + if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}cc", so it can be a program name with args. +set dummy ${ac_tool_prefix}cc; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_CC+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$CC"; then + ac_cv_prog_CC="$CC" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_CC="${ac_tool_prefix}cc" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +CC=$ac_cv_prog_CC +if test -n "$CC"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5 +$as_echo "$CC" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + + fi +fi +if test -z "$CC"; then + # Extract the first word of "cc", so it can be a program name with args. +set dummy cc; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_CC+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$CC"; then + ac_cv_prog_CC="$CC" # Let the user override the test. +else + ac_prog_rejected=no +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + if test "$as_dir/$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then + ac_prog_rejected=yes + continue + fi + ac_cv_prog_CC="cc" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +if test $ac_prog_rejected = yes; then + # We found a bogon in the path, so make sure we never use it. + set dummy $ac_cv_prog_CC + shift + if test $# != 0; then + # We chose a different compiler from the bogus one. + # However, it has the same basename, so the bogon will be chosen + # first if we set CC to just the basename; use the full file name. + shift + ac_cv_prog_CC="$as_dir/$ac_word${1+' '}$@" + fi +fi +fi +fi +CC=$ac_cv_prog_CC +if test -n "$CC"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5 +$as_echo "$CC" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + +fi +if test -z "$CC"; then + if test -n "$ac_tool_prefix"; then + for ac_prog in cl.exe + do + # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args. +set dummy $ac_tool_prefix$ac_prog; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_CC+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$CC"; then + ac_cv_prog_CC="$CC" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_CC="$ac_tool_prefix$ac_prog" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +CC=$ac_cv_prog_CC +if test -n "$CC"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5 +$as_echo "$CC" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + + test -n "$CC" && break + done +fi +if test -z "$CC"; then + ac_ct_CC=$CC + for ac_prog in cl.exe +do + # Extract the first word of "$ac_prog", so it can be a program name with args. +set dummy $ac_prog; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_ac_ct_CC+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$ac_ct_CC"; then + ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_ac_ct_CC="$ac_prog" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_CC=$ac_cv_prog_ac_ct_CC +if test -n "$ac_ct_CC"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5 +$as_echo "$ac_ct_CC" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + + test -n "$ac_ct_CC" && break +done + + if test "x$ac_ct_CC" = x; then + CC="" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + CC=$ac_ct_CC + fi +fi + +fi + + +test -z "$CC" && { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error $? 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For instance with Cygwin, `ls conftest' will +# work properly (i.e., refer to `conftest.exe'), while it won't with +# `rm'. +for ac_file in conftest.exe conftest conftest.*; do + test -f "$ac_file" || continue + case $ac_file in + *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj ) ;; + *.* ) ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'` + break;; + * ) break;; + esac +done +else + { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error $? 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" >&6; } +if ${ac_cv_path_EGREP+:} false; then : + $as_echo_n "(cached) " >&6 +else + if echo a | $GREP -E '(a|b)' >/dev/null 2>&1 + then ac_cv_path_EGREP="$GREP -E" + else + if test -z "$EGREP"; then + ac_path_EGREP_found=false + # Loop through the user's path and test for each of PROGNAME-LIST + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_prog in egrep; do + for ac_exec_ext in '' $ac_executable_extensions; do + ac_path_EGREP="$as_dir/$ac_prog$ac_exec_ext" + as_fn_executable_p "$ac_path_EGREP" || continue +# Check for GNU ac_path_EGREP and select it if it is found. + # Check for GNU $ac_path_EGREP +case `"$ac_path_EGREP" --version 2>&1` in +*GNU*) + ac_cv_path_EGREP="$ac_path_EGREP" ac_path_EGREP_found=:;; +*) + ac_count=0 + $as_echo_n 0123456789 >"conftest.in" + while : + do + cat "conftest.in" "conftest.in" >"conftest.tmp" + mv "conftest.tmp" "conftest.in" + cp "conftest.in" "conftest.nl" + $as_echo 'EGREP' >> "conftest.nl" + "$ac_path_EGREP" 'EGREP$' < "conftest.nl" >"conftest.out" 2>/dev/null || break + diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break + as_fn_arith $ac_count + 1 && ac_count=$as_val + if test $ac_count -gt ${ac_path_EGREP_max-0}; then + # Best one so far, save it but keep looking for a better one + ac_cv_path_EGREP="$ac_path_EGREP" + ac_path_EGREP_max=$ac_count + fi + # 10*(2^10) chars as input seems more than enough + test $ac_count -gt 10 && break + done + rm -f conftest.in conftest.tmp conftest.nl conftest.out;; +esac + + $ac_path_EGREP_found && break 3 + done + done + done +IFS=$as_save_IFS + if test -z "$ac_cv_path_EGREP"; then + as_fn_error $? "no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5 + fi +else + ac_cv_path_EGREP=$EGREP +fi + + fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP" >&5 +$as_echo "$ac_cv_path_EGREP" >&6; } + EGREP="$ac_cv_path_EGREP" + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for fgrep" >&5 +$as_echo_n "checking for fgrep... " >&6; } +if ${ac_cv_path_FGREP+:} false; then : + $as_echo_n "(cached) " >&6 +else + if echo 'ab*c' | $GREP -F 'ab*c' >/dev/null 2>&1 + then ac_cv_path_FGREP="$GREP -F" + else + if test -z "$FGREP"; then + ac_path_FGREP_found=false + # Loop through the user's path and test for each of PROGNAME-LIST + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_prog in fgrep; do + for ac_exec_ext in '' $ac_executable_extensions; do + ac_path_FGREP="$as_dir/$ac_prog$ac_exec_ext" + as_fn_executable_p "$ac_path_FGREP" || continue +# Check for GNU ac_path_FGREP and select it if it is found. + # Check for GNU $ac_path_FGREP +case `"$ac_path_FGREP" --version 2>&1` in +*GNU*) + ac_cv_path_FGREP="$ac_path_FGREP" ac_path_FGREP_found=:;; +*) + ac_count=0 + $as_echo_n 0123456789 >"conftest.in" + while : + do + cat "conftest.in" "conftest.in" >"conftest.tmp" + mv "conftest.tmp" "conftest.in" + cp "conftest.in" "conftest.nl" + $as_echo 'FGREP' >> "conftest.nl" + "$ac_path_FGREP" FGREP < "conftest.nl" >"conftest.out" 2>/dev/null || break + diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break + as_fn_arith $ac_count + 1 && ac_count=$as_val + if test $ac_count -gt ${ac_path_FGREP_max-0}; then + # Best one so far, save it but keep looking for a better one + ac_cv_path_FGREP="$ac_path_FGREP" + ac_path_FGREP_max=$ac_count + fi + # 10*(2^10) chars as input seems more than enough + test $ac_count -gt 10 && break + done + rm -f conftest.in conftest.tmp conftest.nl conftest.out;; +esac + + $ac_path_FGREP_found && break 3 + done + done + done +IFS=$as_save_IFS + if test -z "$ac_cv_path_FGREP"; then + as_fn_error $? "no acceptable fgrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5 + fi +else + ac_cv_path_FGREP=$FGREP +fi + + fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_FGREP" >&5 +$as_echo "$ac_cv_path_FGREP" >&6; } + FGREP="$ac_cv_path_FGREP" + + +test -z "$GREP" && GREP=grep + + + + + + + + + + + + + + + + + + + +# Check whether --with-gnu-ld was given. +if test "${with_gnu_ld+set}" = set; then : + withval=$with_gnu_ld; test "$withval" = no || with_gnu_ld=yes +else + with_gnu_ld=no +fi + +ac_prog=ld +if test "$GCC" = yes; then + # Check if gcc -print-prog-name=ld gives a path. + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ld used by $CC" >&5 +$as_echo_n "checking for ld used by $CC... " >&6; } + case $host in + *-*-mingw*) + # gcc leaves a trailing carriage return which upsets mingw + ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;; + *) + ac_prog=`($CC -print-prog-name=ld) 2>&5` ;; + esac + case $ac_prog in + # Accept absolute paths. + [\\/]* | ?:[\\/]*) + re_direlt='/[^/][^/]*/\.\./' + # Canonicalize the pathname of ld + ac_prog=`$ECHO "$ac_prog"| $SED 's%\\\\%/%g'` + while $ECHO "$ac_prog" | $GREP "$re_direlt" > /dev/null 2>&1; do + ac_prog=`$ECHO $ac_prog| $SED "s%$re_direlt%/%"` + done + test -z "$LD" && LD="$ac_prog" + ;; + "") + # If it fails, then pretend we aren't using GCC. + ac_prog=ld + ;; + *) + # If it is relative, then search for the first ld in PATH. + with_gnu_ld=unknown + ;; + esac +elif test "$with_gnu_ld" = yes; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for GNU ld" >&5 +$as_echo_n "checking for GNU ld... " >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for non-GNU ld" >&5 +$as_echo_n "checking for non-GNU ld... " >&6; } +fi +if ${lt_cv_path_LD+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -z "$LD"; then + lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR + for ac_dir in $PATH; do + IFS="$lt_save_ifs" + test -z "$ac_dir" && ac_dir=. + if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then + lt_cv_path_LD="$ac_dir/$ac_prog" + # Check to see if the program is GNU ld. I'd rather use --version, + # but apparently some variants of GNU ld only accept -v. + # Break only if it was the GNU/non-GNU ld that we prefer. + case `"$lt_cv_path_LD" -v 2>&1 &5 +$as_echo "$LD" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi +test -z "$LD" && as_fn_error $? "no acceptable ld found in \$PATH" "$LINENO" 5 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if the linker ($LD) is GNU ld" >&5 +$as_echo_n "checking if the linker ($LD) is GNU ld... " >&6; } +if ${lt_cv_prog_gnu_ld+:} false; then : + $as_echo_n "(cached) " >&6 +else + # I'd rather use --version here, but apparently some GNU lds only accept -v. +case `$LD -v 2>&1 &5 +$as_echo "$lt_cv_prog_gnu_ld" >&6; } +with_gnu_ld=$lt_cv_prog_gnu_ld + + + + + + + + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for BSD- or MS-compatible name lister (nm)" >&5 +$as_echo_n "checking for BSD- or MS-compatible name lister (nm)... " >&6; } +if ${lt_cv_path_NM+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$NM"; then + # Let the user override the test. + lt_cv_path_NM="$NM" +else + lt_nm_to_check="${ac_tool_prefix}nm" + if test -n "$ac_tool_prefix" && test "$build" = "$host"; then + lt_nm_to_check="$lt_nm_to_check nm" + fi + for lt_tmp_nm in $lt_nm_to_check; do + lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR + for ac_dir in $PATH /usr/ccs/bin/elf /usr/ccs/bin /usr/ucb /bin; do + IFS="$lt_save_ifs" + test -z "$ac_dir" && ac_dir=. + tmp_nm="$ac_dir/$lt_tmp_nm" + if test -f "$tmp_nm" || test -f "$tmp_nm$ac_exeext" ; then + # Check to see if the nm accepts a BSD-compat flag. + # Adding the `sed 1q' prevents false positives on HP-UX, which says: + # nm: unknown option "B" ignored + # Tru64's nm complains that /dev/null is an invalid object file + case `"$tmp_nm" -B /dev/null 2>&1 | sed '1q'` in + */dev/null* | *'Invalid file or object type'*) + lt_cv_path_NM="$tmp_nm -B" + break + ;; + *) + case `"$tmp_nm" -p /dev/null 2>&1 | sed '1q'` in + */dev/null*) + lt_cv_path_NM="$tmp_nm -p" + break + ;; + *) + lt_cv_path_NM=${lt_cv_path_NM="$tmp_nm"} # keep the first match, but + continue # so that we can try to find one that supports BSD flags + ;; + esac + ;; + esac + fi + done + IFS="$lt_save_ifs" + done + : ${lt_cv_path_NM=no} +fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_path_NM" >&5 +$as_echo "$lt_cv_path_NM" >&6; } +if test "$lt_cv_path_NM" != "no"; then + NM="$lt_cv_path_NM" +else + # Didn't find any BSD compatible name lister, look for dumpbin. + if test -n "$DUMPBIN"; then : + # Let the user override the test. + else + if test -n "$ac_tool_prefix"; then + for ac_prog in dumpbin "link -dump" + do + # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args. +set dummy $ac_tool_prefix$ac_prog; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_DUMPBIN+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$DUMPBIN"; then + ac_cv_prog_DUMPBIN="$DUMPBIN" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_DUMPBIN="$ac_tool_prefix$ac_prog" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +DUMPBIN=$ac_cv_prog_DUMPBIN +if test -n "$DUMPBIN"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $DUMPBIN" >&5 +$as_echo "$DUMPBIN" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + + test -n "$DUMPBIN" && break + done +fi +if test -z "$DUMPBIN"; then + ac_ct_DUMPBIN=$DUMPBIN + for ac_prog in dumpbin "link -dump" +do + # Extract the first word of "$ac_prog", so it can be a program name with args. +set dummy $ac_prog; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_ac_ct_DUMPBIN+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$ac_ct_DUMPBIN"; then + ac_cv_prog_ac_ct_DUMPBIN="$ac_ct_DUMPBIN" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_ac_ct_DUMPBIN="$ac_prog" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_DUMPBIN=$ac_cv_prog_ac_ct_DUMPBIN +if test -n "$ac_ct_DUMPBIN"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_DUMPBIN" >&5 +$as_echo "$ac_ct_DUMPBIN" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + + test -n "$ac_ct_DUMPBIN" && break +done + + if test "x$ac_ct_DUMPBIN" = x; then + DUMPBIN=":" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + DUMPBIN=$ac_ct_DUMPBIN + fi +fi + + case `$DUMPBIN -symbols /dev/null 2>&1 | sed '1q'` in + *COFF*) + DUMPBIN="$DUMPBIN -symbols" + ;; + *) + DUMPBIN=: + ;; + esac + fi + + if test "$DUMPBIN" != ":"; then + NM="$DUMPBIN" + fi +fi +test -z "$NM" && NM=nm + + + + + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking the name lister ($NM) interface" >&5 +$as_echo_n "checking the name lister ($NM) interface... " >&6; } +if ${lt_cv_nm_interface+:} false; then : + $as_echo_n "(cached) " >&6 +else + lt_cv_nm_interface="BSD nm" + echo "int some_variable = 0;" > conftest.$ac_ext + (eval echo "\"\$as_me:$LINENO: $ac_compile\"" >&5) + (eval "$ac_compile" 2>conftest.err) + cat conftest.err >&5 + (eval echo "\"\$as_me:$LINENO: $NM \\\"conftest.$ac_objext\\\"\"" >&5) + (eval "$NM \"conftest.$ac_objext\"" 2>conftest.err > conftest.out) + cat conftest.err >&5 + (eval echo "\"\$as_me:$LINENO: output\"" >&5) + cat conftest.out >&5 + if $GREP 'External.*some_variable' conftest.out > /dev/null; then + lt_cv_nm_interface="MS dumpbin" + fi + rm -f conftest* +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_nm_interface" >&5 +$as_echo "$lt_cv_nm_interface" >&6; } + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether ln -s works" >&5 +$as_echo_n "checking whether ln -s works... " >&6; } +LN_S=$as_ln_s +if test "$LN_S" = "ln -s"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no, using $LN_S" >&5 +$as_echo "no, using $LN_S" >&6; } +fi + +# find the maximum length of command line arguments +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking the maximum length of command line arguments" >&5 +$as_echo_n "checking the maximum length of command line arguments... " >&6; } +if ${lt_cv_sys_max_cmd_len+:} false; then : + $as_echo_n "(cached) " >&6 +else + i=0 + teststring="ABCD" + + case $build_os in + msdosdjgpp*) + # On DJGPP, this test can blow up pretty badly due to problems in libc + # (any single argument exceeding 2000 bytes causes a buffer overrun + # during glob expansion). Even if it were fixed, the result of this + # check would be larger than it should be. + lt_cv_sys_max_cmd_len=12288; # 12K is about right + ;; + + gnu*) + # Under GNU Hurd, this test is not required because there is + # no limit to the length of command line arguments. + # Libtool will interpret -1 as no limit whatsoever + lt_cv_sys_max_cmd_len=-1; + ;; + + cygwin* | mingw* | cegcc*) + # On Win9x/ME, this test blows up -- it succeeds, but takes + # about 5 minutes as the teststring grows exponentially. + # Worse, since 9x/ME are not pre-emptively multitasking, + # you end up with a "frozen" computer, even though with patience + # the test eventually succeeds (with a max line length of 256k). + # Instead, let's just punt: use the minimum linelength reported by + # all of the supported platforms: 8192 (on NT/2K/XP). + lt_cv_sys_max_cmd_len=8192; + ;; + + mint*) + # On MiNT this can take a long time and run out of memory. + lt_cv_sys_max_cmd_len=8192; + ;; + + amigaos*) + # On AmigaOS with pdksh, this test takes hours, literally. + # So we just punt and use a minimum line length of 8192. + lt_cv_sys_max_cmd_len=8192; + ;; + + netbsd* | freebsd* | openbsd* | darwin* | dragonfly*) + # This has been around since 386BSD, at least. Likely further. + if test -x /sbin/sysctl; then + lt_cv_sys_max_cmd_len=`/sbin/sysctl -n kern.argmax` + elif test -x /usr/sbin/sysctl; then + lt_cv_sys_max_cmd_len=`/usr/sbin/sysctl -n kern.argmax` + else + lt_cv_sys_max_cmd_len=65536 # usable default for all BSDs + fi + # And add a safety zone + lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4` + lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3` + ;; + + interix*) + # We know the value 262144 and hardcode it with a safety zone (like BSD) + lt_cv_sys_max_cmd_len=196608 + ;; + + os2*) + # The test takes a long time on OS/2. + lt_cv_sys_max_cmd_len=8192 + ;; + + osf*) + # Dr. Hans Ekkehard Plesser reports seeing a kernel panic running configure + # due to this test when exec_disable_arg_limit is 1 on Tru64. It is not + # nice to cause kernel panics so lets avoid the loop below. + # First set a reasonable default. + lt_cv_sys_max_cmd_len=16384 + # + if test -x /sbin/sysconfig; then + case `/sbin/sysconfig -q proc exec_disable_arg_limit` in + *1*) lt_cv_sys_max_cmd_len=-1 ;; + esac + fi + ;; + sco3.2v5*) + lt_cv_sys_max_cmd_len=102400 + ;; + sysv5* | sco5v6* | sysv4.2uw2*) + kargmax=`grep ARG_MAX /etc/conf/cf.d/stune 2>/dev/null` + if test -n "$kargmax"; then + lt_cv_sys_max_cmd_len=`echo $kargmax | sed 's/.*[ ]//'` + else + lt_cv_sys_max_cmd_len=32768 + fi + ;; + *) + lt_cv_sys_max_cmd_len=`(getconf ARG_MAX) 2> /dev/null` + if test -n "$lt_cv_sys_max_cmd_len" && \ + test undefined != "$lt_cv_sys_max_cmd_len"; then + lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4` + lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3` + else + # Make teststring a little bigger before we do anything with it. + # a 1K string should be a reasonable start. + for i in 1 2 3 4 5 6 7 8 ; do + teststring=$teststring$teststring + done + SHELL=${SHELL-${CONFIG_SHELL-/bin/sh}} + # If test is not a shell built-in, we'll probably end up computing a + # maximum length that is only half of the actual maximum length, but + # we can't tell. + while { test "X"`env echo "$teststring$teststring" 2>/dev/null` \ + = "X$teststring$teststring"; } >/dev/null 2>&1 && + test $i != 17 # 1/2 MB should be enough + do + i=`expr $i + 1` + teststring=$teststring$teststring + done + # Only check the string length outside the loop. + lt_cv_sys_max_cmd_len=`expr "X$teststring" : ".*" 2>&1` + teststring= + # Add a significant safety factor because C++ compilers can tack on + # massive amounts of additional arguments before passing them to the + # linker. It appears as though 1/2 is a usable value. + lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 2` + fi + ;; + esac + +fi + +if test -n $lt_cv_sys_max_cmd_len ; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_sys_max_cmd_len" >&5 +$as_echo "$lt_cv_sys_max_cmd_len" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: none" >&5 +$as_echo "none" >&6; } +fi +max_cmd_len=$lt_cv_sys_max_cmd_len + + + + + + +: ${CP="cp -f"} +: ${MV="mv -f"} +: ${RM="rm -f"} + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the shell understands some XSI constructs" >&5 +$as_echo_n "checking whether the shell understands some XSI constructs... " >&6; } +# Try some XSI features +xsi_shell=no +( _lt_dummy="a/b/c" + test "${_lt_dummy##*/},${_lt_dummy%/*},${_lt_dummy#??}"${_lt_dummy%"$_lt_dummy"}, \ + = c,a/b,b/c, \ + && eval 'test $(( 1 + 1 )) -eq 2 \ + && test "${#_lt_dummy}" -eq 5' ) >/dev/null 2>&1 \ + && xsi_shell=yes +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $xsi_shell" >&5 +$as_echo "$xsi_shell" >&6; } + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the shell understands \"+=\"" >&5 +$as_echo_n "checking whether the shell understands \"+=\"... " >&6; } +lt_shell_append=no +( foo=bar; set foo baz; eval "$1+=\$2" && test "$foo" = barbaz ) \ + >/dev/null 2>&1 \ + && lt_shell_append=yes +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_shell_append" >&5 +$as_echo "$lt_shell_append" >&6; } + + +if ( (MAIL=60; unset MAIL) || exit) >/dev/null 2>&1; then + lt_unset=unset +else + lt_unset=false +fi + + + + + +# test EBCDIC or ASCII +case `echo X|tr X '\101'` in + A) # ASCII based system + # \n is not interpreted correctly by Solaris 8 /usr/ucb/tr + lt_SP2NL='tr \040 \012' + lt_NL2SP='tr \015\012 \040\040' + ;; + *) # EBCDIC based system + lt_SP2NL='tr \100 \n' + lt_NL2SP='tr \r\n \100\100' + ;; +esac + + + + + + + + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to convert $build file names to $host format" >&5 +$as_echo_n "checking how to convert $build file names to $host format... " >&6; } +if ${lt_cv_to_host_file_cmd+:} false; then : + $as_echo_n "(cached) " >&6 +else + case $host in + *-*-mingw* ) + case $build in + *-*-mingw* ) # actually msys + lt_cv_to_host_file_cmd=func_convert_file_msys_to_w32 + ;; + *-*-cygwin* ) + lt_cv_to_host_file_cmd=func_convert_file_cygwin_to_w32 + ;; + * ) # otherwise, assume *nix + lt_cv_to_host_file_cmd=func_convert_file_nix_to_w32 + ;; + esac + ;; + *-*-cygwin* ) + case $build in + *-*-mingw* ) # actually msys + lt_cv_to_host_file_cmd=func_convert_file_msys_to_cygwin + ;; + *-*-cygwin* ) + lt_cv_to_host_file_cmd=func_convert_file_noop + ;; + * ) # otherwise, assume *nix + lt_cv_to_host_file_cmd=func_convert_file_nix_to_cygwin + ;; + esac + ;; + * ) # unhandled hosts (and "normal" native builds) + lt_cv_to_host_file_cmd=func_convert_file_noop + ;; +esac + +fi + +to_host_file_cmd=$lt_cv_to_host_file_cmd +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_to_host_file_cmd" >&5 +$as_echo "$lt_cv_to_host_file_cmd" >&6; } + + + + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to convert $build file names to toolchain format" >&5 +$as_echo_n "checking how to convert $build file names to toolchain format... " >&6; } +if ${lt_cv_to_tool_file_cmd+:} false; then : + $as_echo_n "(cached) " >&6 +else + #assume ordinary cross tools, or native build. +lt_cv_to_tool_file_cmd=func_convert_file_noop +case $host in + *-*-mingw* ) + case $build in + *-*-mingw* ) # actually msys + lt_cv_to_tool_file_cmd=func_convert_file_msys_to_w32 + ;; + esac + ;; +esac + +fi + +to_tool_file_cmd=$lt_cv_to_tool_file_cmd +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_to_tool_file_cmd" >&5 +$as_echo "$lt_cv_to_tool_file_cmd" >&6; } + + + + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $LD option to reload object files" >&5 +$as_echo_n "checking for $LD option to reload object files... " >&6; } +if ${lt_cv_ld_reload_flag+:} false; then : + $as_echo_n "(cached) " >&6 +else + lt_cv_ld_reload_flag='-r' +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_ld_reload_flag" >&5 +$as_echo "$lt_cv_ld_reload_flag" >&6; } +reload_flag=$lt_cv_ld_reload_flag +case $reload_flag in +"" | " "*) ;; +*) reload_flag=" $reload_flag" ;; +esac +reload_cmds='$LD$reload_flag -o $output$reload_objs' +case $host_os in + cygwin* | mingw* | pw32* | cegcc*) + if test "$GCC" != yes; then + reload_cmds=false + fi + ;; + darwin*) + if test "$GCC" = yes; then + reload_cmds='$LTCC $LTCFLAGS -nostdlib ${wl}-r -o $output$reload_objs' + else + reload_cmds='$LD$reload_flag -o $output$reload_objs' + fi + ;; +esac + + + + + + + + + +if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}objdump", so it can be a program name with args. +set dummy ${ac_tool_prefix}objdump; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_OBJDUMP+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$OBJDUMP"; then + ac_cv_prog_OBJDUMP="$OBJDUMP" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_OBJDUMP="${ac_tool_prefix}objdump" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +OBJDUMP=$ac_cv_prog_OBJDUMP +if test -n "$OBJDUMP"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $OBJDUMP" >&5 +$as_echo "$OBJDUMP" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + +fi +if test -z "$ac_cv_prog_OBJDUMP"; then + ac_ct_OBJDUMP=$OBJDUMP + # Extract the first word of "objdump", so it can be a program name with args. +set dummy objdump; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_ac_ct_OBJDUMP+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$ac_ct_OBJDUMP"; then + ac_cv_prog_ac_ct_OBJDUMP="$ac_ct_OBJDUMP" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_ac_ct_OBJDUMP="objdump" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_OBJDUMP=$ac_cv_prog_ac_ct_OBJDUMP +if test -n "$ac_ct_OBJDUMP"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_OBJDUMP" >&5 +$as_echo "$ac_ct_OBJDUMP" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + if test "x$ac_ct_OBJDUMP" = x; then + OBJDUMP="false" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + OBJDUMP=$ac_ct_OBJDUMP + fi +else + OBJDUMP="$ac_cv_prog_OBJDUMP" +fi + +test -z "$OBJDUMP" && OBJDUMP=objdump + + + + + + + + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to recognize dependent libraries" >&5 +$as_echo_n "checking how to recognize dependent libraries... " >&6; } +if ${lt_cv_deplibs_check_method+:} false; then : + $as_echo_n "(cached) " >&6 +else + lt_cv_file_magic_cmd='$MAGIC_CMD' +lt_cv_file_magic_test_file= +lt_cv_deplibs_check_method='unknown' +# Need to set the preceding variable on all platforms that support +# interlibrary dependencies. +# 'none' -- dependencies not supported. +# `unknown' -- same as none, but documents that we really don't know. +# 'pass_all' -- all dependencies passed with no checks. +# 'test_compile' -- check by making test program. +# 'file_magic [[regex]]' -- check by looking for files in library path +# which responds to the $file_magic_cmd with a given extended regex. +# If you have `file' or equivalent on your system and you're not sure +# whether `pass_all' will *always* work, you probably want this one. + +case $host_os in +aix[4-9]*) + lt_cv_deplibs_check_method=pass_all + ;; + +beos*) + lt_cv_deplibs_check_method=pass_all + ;; + +bsdi[45]*) + lt_cv_deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [ML]SB (shared object|dynamic lib)' + lt_cv_file_magic_cmd='/usr/bin/file -L' + lt_cv_file_magic_test_file=/shlib/libc.so + ;; + +cygwin*) + # func_win32_libid is a shell function defined in ltmain.sh + lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL' + lt_cv_file_magic_cmd='func_win32_libid' + ;; + +mingw* | pw32*) + # Base MSYS/MinGW do not provide the 'file' command needed by + # func_win32_libid shell function, so use a weaker test based on 'objdump', + # unless we find 'file', for example because we are cross-compiling. + # func_win32_libid assumes BSD nm, so disallow it if using MS dumpbin. + if ( test "$lt_cv_nm_interface" = "BSD nm" && file / ) >/dev/null 2>&1; then + lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL' + lt_cv_file_magic_cmd='func_win32_libid' + else + # Keep this pattern in sync with the one in func_win32_libid. + lt_cv_deplibs_check_method='file_magic file format (pei*-i386(.*architecture: i386)?|pe-arm-wince|pe-x86-64)' + lt_cv_file_magic_cmd='$OBJDUMP -f' + fi + ;; + +cegcc*) + # use the weaker test based on 'objdump'. See mingw*. + lt_cv_deplibs_check_method='file_magic file format pe-arm-.*little(.*architecture: arm)?' + lt_cv_file_magic_cmd='$OBJDUMP -f' + ;; + +darwin* | rhapsody*) + lt_cv_deplibs_check_method=pass_all + ;; + +freebsd* | dragonfly*) + if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then + case $host_cpu in + i*86 ) + # Not sure whether the presence of OpenBSD here was a mistake. + # Let's accept both of them until this is cleared up. + lt_cv_deplibs_check_method='file_magic (FreeBSD|OpenBSD|DragonFly)/i[3-9]86 (compact )?demand paged shared library' + lt_cv_file_magic_cmd=/usr/bin/file + lt_cv_file_magic_test_file=`echo /usr/lib/libc.so.*` + ;; + esac + else + lt_cv_deplibs_check_method=pass_all + fi + ;; + +haiku*) + lt_cv_deplibs_check_method=pass_all + ;; + +hpux10.20* | hpux11*) + lt_cv_file_magic_cmd=/usr/bin/file + case $host_cpu in + ia64*) + lt_cv_deplibs_check_method='file_magic (s[0-9][0-9][0-9]|ELF-[0-9][0-9]) shared object file - IA64' + lt_cv_file_magic_test_file=/usr/lib/hpux32/libc.so + ;; + hppa*64*) + lt_cv_deplibs_check_method='file_magic (s[0-9][0-9][0-9]|ELF[ -][0-9][0-9])(-bit)?( [LM]SB)? shared object( file)?[, -]* PA-RISC [0-9]\.[0-9]' + lt_cv_file_magic_test_file=/usr/lib/pa20_64/libc.sl + ;; + *) + lt_cv_deplibs_check_method='file_magic (s[0-9][0-9][0-9]|PA-RISC[0-9]\.[0-9]) shared library' + lt_cv_file_magic_test_file=/usr/lib/libc.sl + ;; + esac + ;; + +interix[3-9]*) + # PIC code is broken on Interix 3.x, that's why |\.a not |_pic\.a here + lt_cv_deplibs_check_method='match_pattern /lib[^/]+(\.so|\.a)$' + ;; + +irix5* | irix6* | nonstopux*) + case $LD in + *-32|*"-32 ") libmagic=32-bit;; + *-n32|*"-n32 ") libmagic=N32;; + *-64|*"-64 ") libmagic=64-bit;; + *) libmagic=never-match;; + esac + lt_cv_deplibs_check_method=pass_all + ;; + +# This must be glibc/ELF. +linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*) + lt_cv_deplibs_check_method=pass_all + ;; + +netbsd* | netbsdelf*-gnu) + if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then + lt_cv_deplibs_check_method='match_pattern /lib[^/]+(\.so\.[0-9]+\.[0-9]+|_pic\.a)$' + else + lt_cv_deplibs_check_method='match_pattern /lib[^/]+(\.so|_pic\.a)$' + fi + ;; + +newos6*) + lt_cv_deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [ML]SB (executable|dynamic lib)' + lt_cv_file_magic_cmd=/usr/bin/file + lt_cv_file_magic_test_file=/usr/lib/libnls.so + ;; + +*nto* | *qnx*) + lt_cv_deplibs_check_method=pass_all + ;; + +openbsd*) + if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then + lt_cv_deplibs_check_method='match_pattern /lib[^/]+(\.so\.[0-9]+\.[0-9]+|\.so|_pic\.a)$' + else + lt_cv_deplibs_check_method='match_pattern /lib[^/]+(\.so\.[0-9]+\.[0-9]+|_pic\.a)$' + fi + ;; + +osf3* | osf4* | osf5*) + lt_cv_deplibs_check_method=pass_all + ;; + +rdos*) + lt_cv_deplibs_check_method=pass_all + ;; + +solaris*) + lt_cv_deplibs_check_method=pass_all + ;; + +sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*) + lt_cv_deplibs_check_method=pass_all + ;; + +sysv4 | sysv4.3*) + case $host_vendor in + motorola) + lt_cv_deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [ML]SB (shared object|dynamic lib) M[0-9][0-9]* Version [0-9]' + lt_cv_file_magic_test_file=`echo /usr/lib/libc.so*` + ;; + ncr) + lt_cv_deplibs_check_method=pass_all + ;; + sequent) + lt_cv_file_magic_cmd='/bin/file' + lt_cv_deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [LM]SB (shared object|dynamic lib )' + ;; + sni) + lt_cv_file_magic_cmd='/bin/file' + lt_cv_deplibs_check_method="file_magic ELF [0-9][0-9]*-bit [LM]SB dynamic lib" + lt_cv_file_magic_test_file=/lib/libc.so + ;; + siemens) + lt_cv_deplibs_check_method=pass_all + ;; + pc) + lt_cv_deplibs_check_method=pass_all + ;; + esac + ;; + +tpf*) + lt_cv_deplibs_check_method=pass_all + ;; +esac + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_deplibs_check_method" >&5 +$as_echo "$lt_cv_deplibs_check_method" >&6; } + +file_magic_glob= +want_nocaseglob=no +if test "$build" = "$host"; then + case $host_os in + mingw* | pw32*) + if ( shopt | grep nocaseglob ) >/dev/null 2>&1; then + want_nocaseglob=yes + else + file_magic_glob=`echo aAbBcCdDeEfFgGhHiIjJkKlLmMnNoOpPqQrRsStTuUvVwWxXyYzZ | $SED -e "s/\(..\)/s\/[\1]\/[\1]\/g;/g"` + fi + ;; + esac +fi + +file_magic_cmd=$lt_cv_file_magic_cmd +deplibs_check_method=$lt_cv_deplibs_check_method +test -z "$deplibs_check_method" && deplibs_check_method=unknown + + + + + + + + + + + + + + + + + + + + + + +if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}dlltool", so it can be a program name with args. +set dummy ${ac_tool_prefix}dlltool; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_DLLTOOL+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$DLLTOOL"; then + ac_cv_prog_DLLTOOL="$DLLTOOL" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_DLLTOOL="${ac_tool_prefix}dlltool" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +DLLTOOL=$ac_cv_prog_DLLTOOL +if test -n "$DLLTOOL"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $DLLTOOL" >&5 +$as_echo "$DLLTOOL" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + +fi +if test -z "$ac_cv_prog_DLLTOOL"; then + ac_ct_DLLTOOL=$DLLTOOL + # Extract the first word of "dlltool", so it can be a program name with args. +set dummy dlltool; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_ac_ct_DLLTOOL+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$ac_ct_DLLTOOL"; then + ac_cv_prog_ac_ct_DLLTOOL="$ac_ct_DLLTOOL" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_ac_ct_DLLTOOL="dlltool" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_DLLTOOL=$ac_cv_prog_ac_ct_DLLTOOL +if test -n "$ac_ct_DLLTOOL"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_DLLTOOL" >&5 +$as_echo "$ac_ct_DLLTOOL" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + if test "x$ac_ct_DLLTOOL" = x; then + DLLTOOL="false" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + DLLTOOL=$ac_ct_DLLTOOL + fi +else + DLLTOOL="$ac_cv_prog_DLLTOOL" +fi + +test -z "$DLLTOOL" && DLLTOOL=dlltool + + + + + + + + + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to associate runtime and link libraries" >&5 +$as_echo_n "checking how to associate runtime and link libraries... " >&6; } +if ${lt_cv_sharedlib_from_linklib_cmd+:} false; then : + $as_echo_n "(cached) " >&6 +else + lt_cv_sharedlib_from_linklib_cmd='unknown' + +case $host_os in +cygwin* | mingw* | pw32* | cegcc*) + # two different shell functions defined in ltmain.sh + # decide which to use based on capabilities of $DLLTOOL + case `$DLLTOOL --help 2>&1` in + *--identify-strict*) + lt_cv_sharedlib_from_linklib_cmd=func_cygming_dll_for_implib + ;; + *) + lt_cv_sharedlib_from_linklib_cmd=func_cygming_dll_for_implib_fallback + ;; + esac + ;; +*) + # fallback: assume linklib IS sharedlib + lt_cv_sharedlib_from_linklib_cmd="$ECHO" + ;; +esac + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_sharedlib_from_linklib_cmd" >&5 +$as_echo "$lt_cv_sharedlib_from_linklib_cmd" >&6; } +sharedlib_from_linklib_cmd=$lt_cv_sharedlib_from_linklib_cmd +test -z "$sharedlib_from_linklib_cmd" && sharedlib_from_linklib_cmd=$ECHO + + + + + + + + +if test -n "$ac_tool_prefix"; then + for ac_prog in ar + do + # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args. +set dummy $ac_tool_prefix$ac_prog; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_AR+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$AR"; then + ac_cv_prog_AR="$AR" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_AR="$ac_tool_prefix$ac_prog" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +AR=$ac_cv_prog_AR +if test -n "$AR"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $AR" >&5 +$as_echo "$AR" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + + test -n "$AR" && break + done +fi +if test -z "$AR"; then + ac_ct_AR=$AR + for ac_prog in ar +do + # Extract the first word of "$ac_prog", so it can be a program name with args. +set dummy $ac_prog; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_ac_ct_AR+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$ac_ct_AR"; then + ac_cv_prog_ac_ct_AR="$ac_ct_AR" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_ac_ct_AR="$ac_prog" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_AR=$ac_cv_prog_ac_ct_AR +if test -n "$ac_ct_AR"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_AR" >&5 +$as_echo "$ac_ct_AR" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + + test -n "$ac_ct_AR" && break +done + + if test "x$ac_ct_AR" = x; then + AR="false" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + AR=$ac_ct_AR + fi +fi + +: ${AR=ar} +: ${AR_FLAGS=cru} + + + + + + + + + + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for archiver @FILE support" >&5 +$as_echo_n "checking for archiver @FILE support... " >&6; } +if ${lt_cv_ar_at_file+:} false; then : + $as_echo_n "(cached) " >&6 +else + lt_cv_ar_at_file=no + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + echo conftest.$ac_objext > conftest.lst + lt_ar_try='$AR $AR_FLAGS libconftest.a @conftest.lst >&5' + { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$lt_ar_try\""; } >&5 + (eval $lt_ar_try) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } + if test "$ac_status" -eq 0; then + # Ensure the archiver fails upon bogus file names. + rm -f conftest.$ac_objext libconftest.a + { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$lt_ar_try\""; } >&5 + (eval $lt_ar_try) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } + if test "$ac_status" -ne 0; then + lt_cv_ar_at_file=@ + fi + fi + rm -f conftest.* libconftest.a + +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_ar_at_file" >&5 +$as_echo "$lt_cv_ar_at_file" >&6; } + +if test "x$lt_cv_ar_at_file" = xno; then + archiver_list_spec= +else + archiver_list_spec=$lt_cv_ar_at_file +fi + + + + + + + +if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}strip", so it can be a program name with args. +set dummy ${ac_tool_prefix}strip; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_STRIP+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$STRIP"; then + ac_cv_prog_STRIP="$STRIP" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_STRIP="${ac_tool_prefix}strip" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +STRIP=$ac_cv_prog_STRIP +if test -n "$STRIP"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $STRIP" >&5 +$as_echo "$STRIP" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + +fi +if test -z "$ac_cv_prog_STRIP"; then + ac_ct_STRIP=$STRIP + # Extract the first word of "strip", so it can be a program name with args. +set dummy strip; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_ac_ct_STRIP+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$ac_ct_STRIP"; then + ac_cv_prog_ac_ct_STRIP="$ac_ct_STRIP" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_ac_ct_STRIP="strip" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_STRIP=$ac_cv_prog_ac_ct_STRIP +if test -n "$ac_ct_STRIP"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_STRIP" >&5 +$as_echo "$ac_ct_STRIP" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + if test "x$ac_ct_STRIP" = x; then + STRIP=":" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + STRIP=$ac_ct_STRIP + fi +else + STRIP="$ac_cv_prog_STRIP" +fi + +test -z "$STRIP" && STRIP=: + + + + + + +if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args. +set dummy ${ac_tool_prefix}ranlib; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_RANLIB+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$RANLIB"; then + ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +RANLIB=$ac_cv_prog_RANLIB +if test -n "$RANLIB"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $RANLIB" >&5 +$as_echo "$RANLIB" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + +fi +if test -z "$ac_cv_prog_RANLIB"; then + ac_ct_RANLIB=$RANLIB + # Extract the first word of "ranlib", so it can be a program name with args. +set dummy ranlib; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_ac_ct_RANLIB+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$ac_ct_RANLIB"; then + ac_cv_prog_ac_ct_RANLIB="$ac_ct_RANLIB" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_ac_ct_RANLIB="ranlib" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_RANLIB=$ac_cv_prog_ac_ct_RANLIB +if test -n "$ac_ct_RANLIB"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_RANLIB" >&5 +$as_echo "$ac_ct_RANLIB" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + if test "x$ac_ct_RANLIB" = x; then + RANLIB=":" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + RANLIB=$ac_ct_RANLIB + fi +else + RANLIB="$ac_cv_prog_RANLIB" +fi + +test -z "$RANLIB" && RANLIB=: + + + + + + +# Determine commands to create old-style static archives. +old_archive_cmds='$AR $AR_FLAGS $oldlib$oldobjs' +old_postinstall_cmds='chmod 644 $oldlib' +old_postuninstall_cmds= + +if test -n "$RANLIB"; then + case $host_os in + openbsd*) + old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB -t \$tool_oldlib" + ;; + *) + old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB \$tool_oldlib" + ;; + esac + old_archive_cmds="$old_archive_cmds~\$RANLIB \$tool_oldlib" +fi + +case $host_os in + darwin*) + lock_old_archive_extraction=yes ;; + *) + lock_old_archive_extraction=no ;; +esac + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +# If no C compiler was specified, use CC. +LTCC=${LTCC-"$CC"} + +# If no C compiler flags were specified, use CFLAGS. +LTCFLAGS=${LTCFLAGS-"$CFLAGS"} + +# Allow CC to be a program name with arguments. +compiler=$CC + + +# Check for command to grab the raw symbol name followed by C symbol from nm. +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking command to parse $NM output from $compiler object" >&5 +$as_echo_n "checking command to parse $NM output from $compiler object... " >&6; } +if ${lt_cv_sys_global_symbol_pipe+:} false; then : + $as_echo_n "(cached) " >&6 +else + +# These are sane defaults that work on at least a few old systems. +# [They come from Ultrix. What could be older than Ultrix?!! ;)] + +# Character class describing NM global symbol codes. +symcode='[BCDEGRST]' + +# Regexp to match symbols that can be accessed directly from C. +sympat='\([_A-Za-z][_A-Za-z0-9]*\)' + +# Define system-specific variables. +case $host_os in +aix*) + symcode='[BCDT]' + ;; +cygwin* | mingw* | pw32* | cegcc*) + symcode='[ABCDGISTW]' + ;; +hpux*) + if test "$host_cpu" = ia64; then + symcode='[ABCDEGRST]' + fi + ;; +irix* | nonstopux*) + symcode='[BCDEGRST]' + ;; +osf*) + symcode='[BCDEGQRST]' + ;; +solaris*) + symcode='[BDRT]' + ;; +sco3.2v5*) + symcode='[DT]' + ;; +sysv4.2uw2*) + symcode='[DT]' + ;; +sysv5* | sco5v6* | unixware* | OpenUNIX*) + symcode='[ABDT]' + ;; +sysv4) + symcode='[DFNSTU]' + ;; +esac + +# If we're using GNU nm, then use its standard symbol codes. +case `$NM -V 2>&1` in +*GNU* | *'with BFD'*) + symcode='[ABCDGIRSTW]' ;; +esac + +# Transform an extracted symbol line into a proper C declaration. +# Some systems (esp. on ia64) link data and code symbols differently, +# so use this general approach. +lt_cv_sys_global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern int \1();/p' -e 's/^$symcode* .* \(.*\)$/extern char \1;/p'" + +# Transform an extracted symbol line into symbol name and symbol address +lt_cv_sys_global_symbol_to_c_name_address="sed -n -e 's/^: \([^ ]*\)[ ]*$/ {\\\"\1\\\", (void *) 0},/p' -e 's/^$symcode* \([^ ]*\) \([^ ]*\)$/ {\"\2\", (void *) \&\2},/p'" +lt_cv_sys_global_symbol_to_c_name_address_lib_prefix="sed -n -e 's/^: \([^ ]*\)[ ]*$/ {\\\"\1\\\", (void *) 0},/p' -e 's/^$symcode* \([^ ]*\) \(lib[^ ]*\)$/ {\"\2\", (void *) \&\2},/p' -e 's/^$symcode* \([^ ]*\) \([^ ]*\)$/ {\"lib\2\", (void *) \&\2},/p'" + +# Handle CRLF in mingw tool chain +opt_cr= +case $build_os in +mingw*) + opt_cr=`$ECHO 'x\{0,1\}' | tr x '\015'` # option cr in regexp + ;; +esac + +# Try without a prefix underscore, then with it. +for ac_symprfx in "" "_"; do + + # Transform symcode, sympat, and symprfx into a raw symbol and a C symbol. + symxfrm="\\1 $ac_symprfx\\2 \\2" + + # Write the raw and C identifiers. + if test "$lt_cv_nm_interface" = "MS dumpbin"; then + # Fake it for dumpbin and say T for any non-static function + # and D for any global variable. + # Also find C++ and __fastcall symbols from MSVC++, + # which start with @ or ?. + lt_cv_sys_global_symbol_pipe="$AWK '"\ +" {last_section=section; section=\$ 3};"\ +" /^COFF SYMBOL TABLE/{for(i in hide) delete hide[i]};"\ +" /Section length .*#relocs.*(pick any)/{hide[last_section]=1};"\ +" \$ 0!~/External *\|/{next};"\ +" / 0+ UNDEF /{next}; / UNDEF \([^|]\)*()/{next};"\ +" {if(hide[section]) next};"\ +" {f=0}; \$ 0~/\(\).*\|/{f=1}; {printf f ? \"T \" : \"D \"};"\ +" {split(\$ 0, a, /\||\r/); split(a[2], s)};"\ +" s[1]~/^[@?]/{print s[1], s[1]; next};"\ +" s[1]~prfx {split(s[1],t,\"@\"); print t[1], substr(t[1],length(prfx))}"\ +" ' prfx=^$ac_symprfx" + else + lt_cv_sys_global_symbol_pipe="sed -n -e 's/^.*[ ]\($symcode$symcode*\)[ ][ ]*$ac_symprfx$sympat$opt_cr$/$symxfrm/p'" + fi + lt_cv_sys_global_symbol_pipe="$lt_cv_sys_global_symbol_pipe | sed '/ __gnu_lto/d'" + + # Check to see that the pipe works correctly. + pipe_works=no + + rm -f conftest* + cat > conftest.$ac_ext <<_LT_EOF +#ifdef __cplusplus +extern "C" { +#endif +char nm_test_var; +void nm_test_func(void); +void nm_test_func(void){} +#ifdef __cplusplus +} +#endif +int main(){nm_test_var='a';nm_test_func();return(0);} +_LT_EOF + + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; }; then + # Now try to grab the symbols. + nlist=conftest.nm + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$NM conftest.$ac_objext \| "$lt_cv_sys_global_symbol_pipe" \> $nlist\""; } >&5 + (eval $NM conftest.$ac_objext \| "$lt_cv_sys_global_symbol_pipe" \> $nlist) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && test -s "$nlist"; then + # Try sorting and uniquifying the output. + if sort "$nlist" | uniq > "$nlist"T; then + mv -f "$nlist"T "$nlist" + else + rm -f "$nlist"T + fi + + # Make sure that we snagged all the symbols we need. + if $GREP ' nm_test_var$' "$nlist" >/dev/null; then + if $GREP ' nm_test_func$' "$nlist" >/dev/null; then + cat <<_LT_EOF > conftest.$ac_ext +/* Keep this code in sync between libtool.m4, ltmain, lt_system.h, and tests. */ +#if defined(_WIN32) || defined(__CYGWIN__) || defined(_WIN32_WCE) +/* DATA imports from DLLs on WIN32 con't be const, because runtime + relocations are performed -- see ld's documentation on pseudo-relocs. */ +# define LT_DLSYM_CONST +#elif defined(__osf__) +/* This system does not cope well with relocations in const data. */ +# define LT_DLSYM_CONST +#else +# define LT_DLSYM_CONST const +#endif + +#ifdef __cplusplus +extern "C" { +#endif + +_LT_EOF + # Now generate the symbol file. + eval "$lt_cv_sys_global_symbol_to_cdecl"' < "$nlist" | $GREP -v main >> conftest.$ac_ext' + + cat <<_LT_EOF >> conftest.$ac_ext + +/* The mapping between symbol names and symbols. */ +LT_DLSYM_CONST struct { + const char *name; + void *address; +} +lt__PROGRAM__LTX_preloaded_symbols[] = +{ + { "@PROGRAM@", (void *) 0 }, +_LT_EOF + $SED "s/^$symcode$symcode* \(.*\) \(.*\)$/ {\"\2\", (void *) \&\2},/" < "$nlist" | $GREP -v main >> conftest.$ac_ext + cat <<\_LT_EOF >> conftest.$ac_ext + {0, (void *) 0} +}; + +/* This works around a problem in FreeBSD linker */ +#ifdef FREEBSD_WORKAROUND +static const void *lt_preloaded_setup() { + return lt__PROGRAM__LTX_preloaded_symbols; +} +#endif + +#ifdef __cplusplus +} +#endif +_LT_EOF + # Now try linking the two files. + mv conftest.$ac_objext conftstm.$ac_objext + lt_globsym_save_LIBS=$LIBS + lt_globsym_save_CFLAGS=$CFLAGS + LIBS="conftstm.$ac_objext" + CFLAGS="$CFLAGS$lt_prog_compiler_no_builtin_flag" + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5 + (eval $ac_link) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && test -s conftest${ac_exeext}; then + pipe_works=yes + fi + LIBS=$lt_globsym_save_LIBS + CFLAGS=$lt_globsym_save_CFLAGS + else + echo "cannot find nm_test_func in $nlist" >&5 + fi + else + echo "cannot find nm_test_var in $nlist" >&5 + fi + else + echo "cannot run $lt_cv_sys_global_symbol_pipe" >&5 + fi + else + echo "$progname: failed program was:" >&5 + cat conftest.$ac_ext >&5 + fi + rm -rf conftest* conftst* + + # Do not use the global_symbol_pipe unless it works. + if test "$pipe_works" = yes; then + break + else + lt_cv_sys_global_symbol_pipe= + fi +done + +fi + +if test -z "$lt_cv_sys_global_symbol_pipe"; then + lt_cv_sys_global_symbol_to_cdecl= +fi +if test -z "$lt_cv_sys_global_symbol_pipe$lt_cv_sys_global_symbol_to_cdecl"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: failed" >&5 +$as_echo "failed" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: ok" >&5 +$as_echo "ok" >&6; } +fi + +# Response file support. +if test "$lt_cv_nm_interface" = "MS dumpbin"; then + nm_file_list_spec='@' +elif $NM --help 2>/dev/null | grep '[@]FILE' >/dev/null; then + nm_file_list_spec='@' +fi + + + + + + + + + + + + + + + + + + + + + + + + + + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for sysroot" >&5 +$as_echo_n "checking for sysroot... " >&6; } + +# Check whether --with-sysroot was given. +if test "${with_sysroot+set}" = set; then : + withval=$with_sysroot; +else + with_sysroot=no +fi + + +lt_sysroot= +case ${with_sysroot} in #( + yes) + if test "$GCC" = yes; then + lt_sysroot=`$CC --print-sysroot 2>/dev/null` + fi + ;; #( + /*) + lt_sysroot=`echo "$with_sysroot" | sed -e "$sed_quote_subst"` + ;; #( + no|'') + ;; #( + *) + { $as_echo "$as_me:${as_lineno-$LINENO}: result: ${with_sysroot}" >&5 +$as_echo "${with_sysroot}" >&6; } + as_fn_error $? "The sysroot must be an absolute path." "$LINENO" 5 + ;; +esac + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: ${lt_sysroot:-no}" >&5 +$as_echo "${lt_sysroot:-no}" >&6; } + + + + + +# Check whether --enable-libtool-lock was given. +if test "${enable_libtool_lock+set}" = set; then : + enableval=$enable_libtool_lock; +fi + +test "x$enable_libtool_lock" != xno && enable_libtool_lock=yes + +# Some flags need to be propagated to the compiler or linker for good +# libtool support. +case $host in +ia64-*-hpux*) + # Find out which ABI we are using. + echo 'int i;' > conftest.$ac_ext + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; }; then + case `/usr/bin/file conftest.$ac_objext` in + *ELF-32*) + HPUX_IA64_MODE="32" + ;; + *ELF-64*) + HPUX_IA64_MODE="64" + ;; + esac + fi + rm -rf conftest* + ;; +*-*-irix6*) + # Find out which ABI we are using. + echo '#line '$LINENO' "configure"' > conftest.$ac_ext + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; }; then + if test "$lt_cv_prog_gnu_ld" = yes; then + case `/usr/bin/file conftest.$ac_objext` in + *32-bit*) + LD="${LD-ld} -melf32bsmip" + ;; + *N32*) + LD="${LD-ld} -melf32bmipn32" + ;; + *64-bit*) + LD="${LD-ld} -melf64bmip" + ;; + esac + else + case `/usr/bin/file conftest.$ac_objext` in + *32-bit*) + LD="${LD-ld} -32" + ;; + *N32*) + LD="${LD-ld} -n32" + ;; + *64-bit*) + LD="${LD-ld} -64" + ;; + esac + fi + fi + rm -rf conftest* + ;; + +x86_64-*kfreebsd*-gnu|x86_64-*linux*|powerpc*-*linux*| \ +s390*-*linux*|s390*-*tpf*|sparc*-*linux*) + # Find out which ABI we are using. + echo 'int i;' > conftest.$ac_ext + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; }; then + case `/usr/bin/file conftest.o` in + *32-bit*) + case $host in + x86_64-*kfreebsd*-gnu) + LD="${LD-ld} -m elf_i386_fbsd" + ;; + x86_64-*linux*) + case `/usr/bin/file conftest.o` in + *x86-64*) + LD="${LD-ld} -m elf32_x86_64" + ;; + *) + LD="${LD-ld} -m elf_i386" + ;; + esac + ;; + powerpc64le-*) + LD="${LD-ld} -m elf32lppclinux" + ;; + powerpc64-*) + LD="${LD-ld} -m elf32ppclinux" + ;; + s390x-*linux*) + LD="${LD-ld} -m elf_s390" + ;; + sparc64-*linux*) + LD="${LD-ld} -m elf32_sparc" + ;; + esac + ;; + *64-bit*) + case $host in + x86_64-*kfreebsd*-gnu) + LD="${LD-ld} -m elf_x86_64_fbsd" + ;; + x86_64-*linux*) + LD="${LD-ld} -m elf_x86_64" + ;; + powerpcle-*) + LD="${LD-ld} -m elf64lppc" + ;; + powerpc-*) + LD="${LD-ld} -m elf64ppc" + ;; + s390*-*linux*|s390*-*tpf*) + LD="${LD-ld} -m elf64_s390" + ;; + sparc*-*linux*) + LD="${LD-ld} -m elf64_sparc" + ;; + esac + ;; + esac + fi + rm -rf conftest* + ;; + +*-*-sco3.2v5*) + # On SCO OpenServer 5, we need -belf to get full-featured binaries. + SAVE_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS -belf" + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the C compiler needs -belf" >&5 +$as_echo_n "checking whether the C compiler needs -belf... " >&6; } +if ${lt_cv_cc_needs_belf+:} false; then : + $as_echo_n "(cached) " >&6 +else + ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + lt_cv_cc_needs_belf=yes +else + lt_cv_cc_needs_belf=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_cc_needs_belf" >&5 +$as_echo "$lt_cv_cc_needs_belf" >&6; } + if test x"$lt_cv_cc_needs_belf" != x"yes"; then + # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf + CFLAGS="$SAVE_CFLAGS" + fi + ;; +*-*solaris*) + # Find out which ABI we are using. + echo 'int i;' > conftest.$ac_ext + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; }; then + case `/usr/bin/file conftest.o` in + *64-bit*) + case $lt_cv_prog_gnu_ld in + yes*) + case $host in + i?86-*-solaris*) + LD="${LD-ld} -m elf_x86_64" + ;; + sparc*-*-solaris*) + LD="${LD-ld} -m elf64_sparc" + ;; + esac + # GNU ld 2.21 introduced _sol2 emulations. Use them if available. + if ${LD-ld} -V | grep _sol2 >/dev/null 2>&1; then + LD="${LD-ld}_sol2" + fi + ;; + *) + if ${LD-ld} -64 -r -o conftest2.o conftest.o >/dev/null 2>&1; then + LD="${LD-ld} -64" + fi + ;; + esac + ;; + esac + fi + rm -rf conftest* + ;; +esac + +need_locks="$enable_libtool_lock" + +if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}mt", so it can be a program name with args. +set dummy ${ac_tool_prefix}mt; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_MANIFEST_TOOL+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$MANIFEST_TOOL"; then + ac_cv_prog_MANIFEST_TOOL="$MANIFEST_TOOL" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_MANIFEST_TOOL="${ac_tool_prefix}mt" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +MANIFEST_TOOL=$ac_cv_prog_MANIFEST_TOOL +if test -n "$MANIFEST_TOOL"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $MANIFEST_TOOL" >&5 +$as_echo "$MANIFEST_TOOL" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + +fi +if test -z "$ac_cv_prog_MANIFEST_TOOL"; then + ac_ct_MANIFEST_TOOL=$MANIFEST_TOOL + # Extract the first word of "mt", so it can be a program name with args. +set dummy mt; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_ac_ct_MANIFEST_TOOL+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$ac_ct_MANIFEST_TOOL"; then + ac_cv_prog_ac_ct_MANIFEST_TOOL="$ac_ct_MANIFEST_TOOL" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_ac_ct_MANIFEST_TOOL="mt" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_MANIFEST_TOOL=$ac_cv_prog_ac_ct_MANIFEST_TOOL +if test -n "$ac_ct_MANIFEST_TOOL"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_MANIFEST_TOOL" >&5 +$as_echo "$ac_ct_MANIFEST_TOOL" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + if test "x$ac_ct_MANIFEST_TOOL" = x; then + MANIFEST_TOOL=":" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + MANIFEST_TOOL=$ac_ct_MANIFEST_TOOL + fi +else + MANIFEST_TOOL="$ac_cv_prog_MANIFEST_TOOL" +fi + +test -z "$MANIFEST_TOOL" && MANIFEST_TOOL=mt +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $MANIFEST_TOOL is a manifest tool" >&5 +$as_echo_n "checking if $MANIFEST_TOOL is a manifest tool... " >&6; } +if ${lt_cv_path_mainfest_tool+:} false; then : + $as_echo_n "(cached) " >&6 +else + lt_cv_path_mainfest_tool=no + echo "$as_me:$LINENO: $MANIFEST_TOOL '-?'" >&5 + $MANIFEST_TOOL '-?' 2>conftest.err > conftest.out + cat conftest.err >&5 + if $GREP 'Manifest Tool' conftest.out > /dev/null; then + lt_cv_path_mainfest_tool=yes + fi + rm -f conftest* +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_path_mainfest_tool" >&5 +$as_echo "$lt_cv_path_mainfest_tool" >&6; } +if test "x$lt_cv_path_mainfest_tool" != xyes; then + MANIFEST_TOOL=: +fi + + + + + + + case $host_os in + rhapsody* | darwin*) + if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}dsymutil", so it can be a program name with args. +set dummy ${ac_tool_prefix}dsymutil; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_DSYMUTIL+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$DSYMUTIL"; then + ac_cv_prog_DSYMUTIL="$DSYMUTIL" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_DSYMUTIL="${ac_tool_prefix}dsymutil" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +DSYMUTIL=$ac_cv_prog_DSYMUTIL +if test -n "$DSYMUTIL"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $DSYMUTIL" >&5 +$as_echo "$DSYMUTIL" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + +fi +if test -z "$ac_cv_prog_DSYMUTIL"; then + ac_ct_DSYMUTIL=$DSYMUTIL + # Extract the first word of "dsymutil", so it can be a program name with args. +set dummy dsymutil; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_ac_ct_DSYMUTIL+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$ac_ct_DSYMUTIL"; then + ac_cv_prog_ac_ct_DSYMUTIL="$ac_ct_DSYMUTIL" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_ac_ct_DSYMUTIL="dsymutil" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_DSYMUTIL=$ac_cv_prog_ac_ct_DSYMUTIL +if test -n "$ac_ct_DSYMUTIL"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_DSYMUTIL" >&5 +$as_echo "$ac_ct_DSYMUTIL" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + if test "x$ac_ct_DSYMUTIL" = x; then + DSYMUTIL=":" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + DSYMUTIL=$ac_ct_DSYMUTIL + fi +else + DSYMUTIL="$ac_cv_prog_DSYMUTIL" +fi + + if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}nmedit", so it can be a program name with args. +set dummy ${ac_tool_prefix}nmedit; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_NMEDIT+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$NMEDIT"; then + ac_cv_prog_NMEDIT="$NMEDIT" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_NMEDIT="${ac_tool_prefix}nmedit" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +NMEDIT=$ac_cv_prog_NMEDIT +if test -n "$NMEDIT"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $NMEDIT" >&5 +$as_echo "$NMEDIT" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + +fi +if test -z "$ac_cv_prog_NMEDIT"; then + ac_ct_NMEDIT=$NMEDIT + # Extract the first word of "nmedit", so it can be a program name with args. +set dummy nmedit; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_ac_ct_NMEDIT+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$ac_ct_NMEDIT"; then + ac_cv_prog_ac_ct_NMEDIT="$ac_ct_NMEDIT" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_ac_ct_NMEDIT="nmedit" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_NMEDIT=$ac_cv_prog_ac_ct_NMEDIT +if test -n "$ac_ct_NMEDIT"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_NMEDIT" >&5 +$as_echo "$ac_ct_NMEDIT" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + if test "x$ac_ct_NMEDIT" = x; then + NMEDIT=":" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + NMEDIT=$ac_ct_NMEDIT + fi +else + NMEDIT="$ac_cv_prog_NMEDIT" +fi + + if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}lipo", so it can be a program name with args. +set dummy ${ac_tool_prefix}lipo; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_LIPO+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$LIPO"; then + ac_cv_prog_LIPO="$LIPO" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_LIPO="${ac_tool_prefix}lipo" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +LIPO=$ac_cv_prog_LIPO +if test -n "$LIPO"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $LIPO" >&5 +$as_echo "$LIPO" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + +fi +if test -z "$ac_cv_prog_LIPO"; then + ac_ct_LIPO=$LIPO + # Extract the first word of "lipo", so it can be a program name with args. +set dummy lipo; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_ac_ct_LIPO+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$ac_ct_LIPO"; then + ac_cv_prog_ac_ct_LIPO="$ac_ct_LIPO" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_ac_ct_LIPO="lipo" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_LIPO=$ac_cv_prog_ac_ct_LIPO +if test -n "$ac_ct_LIPO"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_LIPO" >&5 +$as_echo "$ac_ct_LIPO" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + if test "x$ac_ct_LIPO" = x; then + LIPO=":" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + LIPO=$ac_ct_LIPO + fi +else + LIPO="$ac_cv_prog_LIPO" +fi + + if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}otool", so it can be a program name with args. +set dummy ${ac_tool_prefix}otool; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_OTOOL+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$OTOOL"; then + ac_cv_prog_OTOOL="$OTOOL" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_OTOOL="${ac_tool_prefix}otool" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +OTOOL=$ac_cv_prog_OTOOL +if test -n "$OTOOL"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $OTOOL" >&5 +$as_echo "$OTOOL" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + +fi +if test -z "$ac_cv_prog_OTOOL"; then + ac_ct_OTOOL=$OTOOL + # Extract the first word of "otool", so it can be a program name with args. +set dummy otool; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_ac_ct_OTOOL+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$ac_ct_OTOOL"; then + ac_cv_prog_ac_ct_OTOOL="$ac_ct_OTOOL" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_ac_ct_OTOOL="otool" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_OTOOL=$ac_cv_prog_ac_ct_OTOOL +if test -n "$ac_ct_OTOOL"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_OTOOL" >&5 +$as_echo "$ac_ct_OTOOL" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + if test "x$ac_ct_OTOOL" = x; then + OTOOL=":" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + OTOOL=$ac_ct_OTOOL + fi +else + OTOOL="$ac_cv_prog_OTOOL" +fi + + if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}otool64", so it can be a program name with args. +set dummy ${ac_tool_prefix}otool64; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_OTOOL64+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$OTOOL64"; then + ac_cv_prog_OTOOL64="$OTOOL64" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_OTOOL64="${ac_tool_prefix}otool64" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +OTOOL64=$ac_cv_prog_OTOOL64 +if test -n "$OTOOL64"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $OTOOL64" >&5 +$as_echo "$OTOOL64" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + +fi +if test -z "$ac_cv_prog_OTOOL64"; then + ac_ct_OTOOL64=$OTOOL64 + # Extract the first word of "otool64", so it can be a program name with args. +set dummy otool64; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_ac_ct_OTOOL64+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$ac_ct_OTOOL64"; then + ac_cv_prog_ac_ct_OTOOL64="$ac_ct_OTOOL64" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_ac_ct_OTOOL64="otool64" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_OTOOL64=$ac_cv_prog_ac_ct_OTOOL64 +if test -n "$ac_ct_OTOOL64"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_OTOOL64" >&5 +$as_echo "$ac_ct_OTOOL64" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + if test "x$ac_ct_OTOOL64" = x; then + OTOOL64=":" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + OTOOL64=$ac_ct_OTOOL64 + fi +else + OTOOL64="$ac_cv_prog_OTOOL64" +fi + + + + + + + + + + + + + + + + + + + + + + + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -single_module linker flag" >&5 +$as_echo_n "checking for -single_module linker flag... " >&6; } +if ${lt_cv_apple_cc_single_mod+:} false; then : + $as_echo_n "(cached) " >&6 +else + lt_cv_apple_cc_single_mod=no + if test -z "${LT_MULTI_MODULE}"; then + # By default we will add the -single_module flag. You can override + # by either setting the environment variable LT_MULTI_MODULE + # non-empty at configure time, or by adding -multi_module to the + # link flags. + rm -rf libconftest.dylib* + echo "int foo(void){return 1;}" > conftest.c + echo "$LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \ +-dynamiclib -Wl,-single_module conftest.c" >&5 + $LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \ + -dynamiclib -Wl,-single_module conftest.c 2>conftest.err + _lt_result=$? + # If there is a non-empty error log, and "single_module" + # appears in it, assume the flag caused a linker warning + if test -s conftest.err && $GREP single_module conftest.err; then + cat conftest.err >&5 + # Otherwise, if the output was created with a 0 exit code from + # the compiler, it worked. + elif test -f libconftest.dylib && test $_lt_result -eq 0; then + lt_cv_apple_cc_single_mod=yes + else + cat conftest.err >&5 + fi + rm -rf libconftest.dylib* + rm -f conftest.* + fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_apple_cc_single_mod" >&5 +$as_echo "$lt_cv_apple_cc_single_mod" >&6; } + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -exported_symbols_list linker flag" >&5 +$as_echo_n "checking for -exported_symbols_list linker flag... " >&6; } +if ${lt_cv_ld_exported_symbols_list+:} false; then : + $as_echo_n "(cached) " >&6 +else + lt_cv_ld_exported_symbols_list=no + save_LDFLAGS=$LDFLAGS + echo "_main" > conftest.sym + LDFLAGS="$LDFLAGS -Wl,-exported_symbols_list,conftest.sym" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + lt_cv_ld_exported_symbols_list=yes +else + lt_cv_ld_exported_symbols_list=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + LDFLAGS="$save_LDFLAGS" + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_ld_exported_symbols_list" >&5 +$as_echo "$lt_cv_ld_exported_symbols_list" >&6; } + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -force_load linker flag" >&5 +$as_echo_n "checking for -force_load linker flag... " >&6; } +if ${lt_cv_ld_force_load+:} false; then : + $as_echo_n "(cached) " >&6 +else + lt_cv_ld_force_load=no + cat > conftest.c << _LT_EOF +int forced_loaded() { return 2;} +_LT_EOF + echo "$LTCC $LTCFLAGS -c -o conftest.o conftest.c" >&5 + $LTCC $LTCFLAGS -c -o conftest.o conftest.c 2>&5 + echo "$AR cru libconftest.a conftest.o" >&5 + $AR cru libconftest.a conftest.o 2>&5 + echo "$RANLIB libconftest.a" >&5 + $RANLIB libconftest.a 2>&5 + cat > conftest.c << _LT_EOF +int main() { return 0;} +_LT_EOF + echo "$LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a" >&5 + $LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a 2>conftest.err + _lt_result=$? + if test -s conftest.err && $GREP force_load conftest.err; then + cat conftest.err >&5 + elif test -f conftest && test $_lt_result -eq 0 && $GREP forced_load conftest >/dev/null 2>&1 ; then + lt_cv_ld_force_load=yes + else + cat conftest.err >&5 + fi + rm -f conftest.err libconftest.a conftest conftest.c + rm -rf conftest.dSYM + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_ld_force_load" >&5 +$as_echo "$lt_cv_ld_force_load" >&6; } + case $host_os in + rhapsody* | darwin1.[012]) + _lt_dar_allow_undefined='${wl}-undefined ${wl}suppress' ;; + darwin1.*) + _lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress' ;; + darwin*) # darwin 5.x on + # if running on 10.5 or later, the deployment target defaults + # to the OS version, if on x86, and 10.4, the deployment + # target defaults to 10.4. Don't you love it? + case ${MACOSX_DEPLOYMENT_TARGET-10.0},$host in + 10.0,*86*-darwin8*|10.0,*-darwin[91]*) + _lt_dar_allow_undefined='${wl}-undefined ${wl}dynamic_lookup' ;; + 10.[012]*) + _lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress' ;; + 10.*) + _lt_dar_allow_undefined='${wl}-undefined ${wl}dynamic_lookup' ;; + esac + ;; + esac + if test "$lt_cv_apple_cc_single_mod" = "yes"; then + _lt_dar_single_mod='$single_module' + fi + if test "$lt_cv_ld_exported_symbols_list" = "yes"; then + _lt_dar_export_syms=' ${wl}-exported_symbols_list,$output_objdir/${libname}-symbols.expsym' + else + _lt_dar_export_syms='~$NMEDIT -s $output_objdir/${libname}-symbols.expsym ${lib}' + fi + if test "$DSYMUTIL" != ":" && test "$lt_cv_ld_force_load" = "no"; then + _lt_dsymutil='~$DSYMUTIL $lib || :' + else + _lt_dsymutil= + fi + ;; + esac + +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to run the C preprocessor" >&5 +$as_echo_n "checking how to run the C preprocessor... " >&6; } +# On Suns, sometimes $CPP names a directory. +if test -n "$CPP" && test -d "$CPP"; then + CPP= +fi +if test -z "$CPP"; then + if ${ac_cv_prog_CPP+:} false; then : + $as_echo_n "(cached) " >&6 +else + # Double quotes because CPP needs to be expanded + for CPP in "$CC -E" "$CC -E -traditional-cpp" "/lib/cpp" + do + ac_preproc_ok=false +for ac_c_preproc_warn_flag in '' yes +do + # Use a header file that comes with gcc, so configuring glibc + # with a fresh cross-compiler works. + # Prefer to if __STDC__ is defined, since + # exists even on freestanding compilers. + # On the NeXT, cc -E runs the code through the compiler's parser, + # not just through cpp. "Syntax error" is here to catch this case. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#ifdef __STDC__ +# include +#else +# include +#endif + Syntax error +_ACEOF +if ac_fn_c_try_cpp "$LINENO"; then : + +else + # Broken: fails on valid input. +continue +fi +rm -f conftest.err conftest.i conftest.$ac_ext + + # OK, works on sane cases. Now check whether nonexistent headers + # can be detected and how. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +_ACEOF +if ac_fn_c_try_cpp "$LINENO"; then : + # Broken: success on invalid input. +continue +else + # Passes both tests. +ac_preproc_ok=: +break +fi +rm -f conftest.err conftest.i conftest.$ac_ext + +done +# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped. +rm -f conftest.i conftest.err conftest.$ac_ext +if $ac_preproc_ok; then : + break +fi + + done + ac_cv_prog_CPP=$CPP + +fi + CPP=$ac_cv_prog_CPP +else + ac_cv_prog_CPP=$CPP +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $CPP" >&5 +$as_echo "$CPP" >&6; } +ac_preproc_ok=false +for ac_c_preproc_warn_flag in '' yes +do + # Use a header file that comes with gcc, so configuring glibc + # with a fresh cross-compiler works. + # Prefer to if __STDC__ is defined, since + # exists even on freestanding compilers. + # On the NeXT, cc -E runs the code through the compiler's parser, + # not just through cpp. "Syntax error" is here to catch this case. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#ifdef __STDC__ +# include +#else +# include +#endif + Syntax error +_ACEOF +if ac_fn_c_try_cpp "$LINENO"; then : + +else + # Broken: fails on valid input. +continue +fi +rm -f conftest.err conftest.i conftest.$ac_ext + + # OK, works on sane cases. Now check whether nonexistent headers + # can be detected and how. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +_ACEOF +if ac_fn_c_try_cpp "$LINENO"; then : + # Broken: success on invalid input. +continue +else + # Passes both tests. +ac_preproc_ok=: +break +fi +rm -f conftest.err conftest.i conftest.$ac_ext + +done +# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped. +rm -f conftest.i conftest.err conftest.$ac_ext +if $ac_preproc_ok; then : + +else + { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error $? "C preprocessor \"$CPP\" fails sanity check +See \`config.log' for more details" "$LINENO" 5; } +fi + +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ANSI C header files" >&5 +$as_echo_n "checking for ANSI C header files... " >&6; } +if ${ac_cv_header_stdc+:} false; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +#include +#include +#include + +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_header_stdc=yes +else + ac_cv_header_stdc=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + +if test $ac_cv_header_stdc = yes; then + # SunOS 4.x string.h does not declare mem*, contrary to ANSI. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "memchr" >/dev/null 2>&1; then : + +else + ac_cv_header_stdc=no +fi +rm -f conftest* + +fi + +if test $ac_cv_header_stdc = yes; then + # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "free" >/dev/null 2>&1; then : + +else + ac_cv_header_stdc=no +fi +rm -f conftest* + +fi + +if test $ac_cv_header_stdc = yes; then + # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi. + if test "$cross_compiling" = yes; then : + : +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +#include +#if ((' ' & 0x0FF) == 0x020) +# define ISLOWER(c) ('a' <= (c) && (c) <= 'z') +# define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c)) +#else +# define ISLOWER(c) \ + (('a' <= (c) && (c) <= 'i') \ + || ('j' <= (c) && (c) <= 'r') \ + || ('s' <= (c) && (c) <= 'z')) +# define TOUPPER(c) (ISLOWER(c) ? ((c) | 0x40) : (c)) +#endif + +#define XOR(e, f) (((e) && !(f)) || (!(e) && (f))) +int +main () +{ + int i; + for (i = 0; i < 256; i++) + if (XOR (islower (i), ISLOWER (i)) + || toupper (i) != TOUPPER (i)) + return 2; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + +else + ac_cv_header_stdc=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_stdc" >&5 +$as_echo "$ac_cv_header_stdc" >&6; } +if test $ac_cv_header_stdc = yes; then + +$as_echo "#define STDC_HEADERS 1" >>confdefs.h + +fi + +# On IRIX 5.3, sys/types and inttypes.h are conflicting. +for ac_header in sys/types.h sys/stat.h stdlib.h string.h memory.h strings.h \ + inttypes.h stdint.h unistd.h +do : + as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh` +ac_fn_c_check_header_compile "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default +" +if eval test \"x\$"$as_ac_Header"\" = x"yes"; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1 +_ACEOF + +fi + +done + + +for ac_header in dlfcn.h +do : + ac_fn_c_check_header_compile "$LINENO" "dlfcn.h" "ac_cv_header_dlfcn_h" "$ac_includes_default +" +if test "x$ac_cv_header_dlfcn_h" = xyes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_DLFCN_H 1 +_ACEOF + +fi + +done + + + + + +# Set options + + + + enable_dlopen=no + + + enable_win32_dll=no + + + # Check whether --enable-shared was given. +if test "${enable_shared+set}" = set; then : + enableval=$enable_shared; p=${PACKAGE-default} + case $enableval in + yes) enable_shared=yes ;; + no) enable_shared=no ;; + *) + enable_shared=no + # Look at the argument we got. We use all the common list separators. + lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR," + for pkg in $enableval; do + IFS="$lt_save_ifs" + if test "X$pkg" = "X$p"; then + enable_shared=yes + fi + done + IFS="$lt_save_ifs" + ;; + esac +else + enable_shared=yes +fi + + + + + + + + + + # Check whether --enable-static was given. +if test "${enable_static+set}" = set; then : + enableval=$enable_static; p=${PACKAGE-default} + case $enableval in + yes) enable_static=yes ;; + no) enable_static=no ;; + *) + enable_static=no + # Look at the argument we got. We use all the common list separators. + lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR," + for pkg in $enableval; do + IFS="$lt_save_ifs" + if test "X$pkg" = "X$p"; then + enable_static=yes + fi + done + IFS="$lt_save_ifs" + ;; + esac +else + enable_static=yes +fi + + + + + + + + + + +# Check whether --with-pic was given. +if test "${with_pic+set}" = set; then : + withval=$with_pic; lt_p=${PACKAGE-default} + case $withval in + yes|no) pic_mode=$withval ;; + *) + pic_mode=default + # Look at the argument we got. We use all the common list separators. + lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR," + for lt_pkg in $withval; do + IFS="$lt_save_ifs" + if test "X$lt_pkg" = "X$lt_p"; then + pic_mode=yes + fi + done + IFS="$lt_save_ifs" + ;; + esac +else + pic_mode=default +fi + + +test -z "$pic_mode" && pic_mode=default + + + + + + + + # Check whether --enable-fast-install was given. +if test "${enable_fast_install+set}" = set; then : + enableval=$enable_fast_install; p=${PACKAGE-default} + case $enableval in + yes) enable_fast_install=yes ;; + no) enable_fast_install=no ;; + *) + enable_fast_install=no + # Look at the argument we got. We use all the common list separators. + lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR," + for pkg in $enableval; do + IFS="$lt_save_ifs" + if test "X$pkg" = "X$p"; then + enable_fast_install=yes + fi + done + IFS="$lt_save_ifs" + ;; + esac +else + enable_fast_install=yes +fi + + + + + + + + + + + +# This can be used to rebuild libtool when needed +LIBTOOL_DEPS="$ltmain" + +# Always use our own libtool. +LIBTOOL='$(SHELL) $(top_builddir)/libtool' + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +test -z "$LN_S" && LN_S="ln -s" + + + + + + + + + + + + + + +if test -n "${ZSH_VERSION+set}" ; then + setopt NO_GLOB_SUBST +fi + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for objdir" >&5 +$as_echo_n "checking for objdir... " >&6; } +if ${lt_cv_objdir+:} false; then : + $as_echo_n "(cached) " >&6 +else + rm -f .libs 2>/dev/null +mkdir .libs 2>/dev/null +if test -d .libs; then + lt_cv_objdir=.libs +else + # MS-DOS does not allow filenames that begin with a dot. + lt_cv_objdir=_libs +fi +rmdir .libs 2>/dev/null +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_objdir" >&5 +$as_echo "$lt_cv_objdir" >&6; } +objdir=$lt_cv_objdir + + + + + +cat >>confdefs.h <<_ACEOF +#define LT_OBJDIR "$lt_cv_objdir/" +_ACEOF + + + + +case $host_os in +aix3*) + # AIX sometimes has problems with the GCC collect2 program. For some + # reason, if we set the COLLECT_NAMES environment variable, the problems + # vanish in a puff of smoke. + if test "X${COLLECT_NAMES+set}" != Xset; then + COLLECT_NAMES= + export COLLECT_NAMES + fi + ;; +esac + +# Global variables: +ofile=libtool +can_build_shared=yes + +# All known linkers require a `.a' archive for static linking (except MSVC, +# which needs '.lib'). +libext=a + +with_gnu_ld="$lt_cv_prog_gnu_ld" + +old_CC="$CC" +old_CFLAGS="$CFLAGS" + +# Set sane defaults for various variables +test -z "$CC" && CC=cc +test -z "$LTCC" && LTCC=$CC +test -z "$LTCFLAGS" && LTCFLAGS=$CFLAGS +test -z "$LD" && LD=ld +test -z "$ac_objext" && ac_objext=o + +for cc_temp in $compiler""; do + case $cc_temp in + compile | *[\\/]compile | ccache | *[\\/]ccache ) ;; + distcc | *[\\/]distcc | purify | *[\\/]purify ) ;; + \-*) ;; + *) break;; + esac +done +cc_basename=`$ECHO "$cc_temp" | $SED "s%.*/%%; s%^$host_alias-%%"` + + +# Only perform the check for file, if the check method requires it +test -z "$MAGIC_CMD" && MAGIC_CMD=file +case $deplibs_check_method in +file_magic*) + if test "$file_magic_cmd" = '$MAGIC_CMD'; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ${ac_tool_prefix}file" >&5 +$as_echo_n "checking for ${ac_tool_prefix}file... " >&6; } +if ${lt_cv_path_MAGIC_CMD+:} false; then : + $as_echo_n "(cached) " >&6 +else + case $MAGIC_CMD in +[\\/*] | ?:[\\/]*) + lt_cv_path_MAGIC_CMD="$MAGIC_CMD" # Let the user override the test with a path. + ;; +*) + lt_save_MAGIC_CMD="$MAGIC_CMD" + lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR + ac_dummy="/usr/bin$PATH_SEPARATOR$PATH" + for ac_dir in $ac_dummy; do + IFS="$lt_save_ifs" + test -z "$ac_dir" && ac_dir=. + if test -f $ac_dir/${ac_tool_prefix}file; then + lt_cv_path_MAGIC_CMD="$ac_dir/${ac_tool_prefix}file" + if test -n "$file_magic_test_file"; then + case $deplibs_check_method in + "file_magic "*) + file_magic_regex=`expr "$deplibs_check_method" : "file_magic \(.*\)"` + MAGIC_CMD="$lt_cv_path_MAGIC_CMD" + if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null | + $EGREP "$file_magic_regex" > /dev/null; then + : + else + cat <<_LT_EOF 1>&2 + +*** Warning: the command libtool uses to detect shared libraries, +*** $file_magic_cmd, produces output that libtool cannot recognize. +*** The result is that libtool may fail to recognize shared libraries +*** as such. This will affect the creation of libtool libraries that +*** depend on shared libraries, but programs linked with such libtool +*** libraries will work regardless of this problem. Nevertheless, you +*** may want to report the problem to your system manager and/or to +*** bug-libtool@gnu.org + +_LT_EOF + fi ;; + esac + fi + break + fi + done + IFS="$lt_save_ifs" + MAGIC_CMD="$lt_save_MAGIC_CMD" + ;; +esac +fi + +MAGIC_CMD="$lt_cv_path_MAGIC_CMD" +if test -n "$MAGIC_CMD"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $MAGIC_CMD" >&5 +$as_echo "$MAGIC_CMD" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + + + + +if test -z "$lt_cv_path_MAGIC_CMD"; then + if test -n "$ac_tool_prefix"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for file" >&5 +$as_echo_n "checking for file... " >&6; } +if ${lt_cv_path_MAGIC_CMD+:} false; then : + $as_echo_n "(cached) " >&6 +else + case $MAGIC_CMD in +[\\/*] | ?:[\\/]*) + lt_cv_path_MAGIC_CMD="$MAGIC_CMD" # Let the user override the test with a path. + ;; +*) + lt_save_MAGIC_CMD="$MAGIC_CMD" + lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR + ac_dummy="/usr/bin$PATH_SEPARATOR$PATH" + for ac_dir in $ac_dummy; do + IFS="$lt_save_ifs" + test -z "$ac_dir" && ac_dir=. + if test -f $ac_dir/file; then + lt_cv_path_MAGIC_CMD="$ac_dir/file" + if test -n "$file_magic_test_file"; then + case $deplibs_check_method in + "file_magic "*) + file_magic_regex=`expr "$deplibs_check_method" : "file_magic \(.*\)"` + MAGIC_CMD="$lt_cv_path_MAGIC_CMD" + if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null | + $EGREP "$file_magic_regex" > /dev/null; then + : + else + cat <<_LT_EOF 1>&2 + +*** Warning: the command libtool uses to detect shared libraries, +*** $file_magic_cmd, produces output that libtool cannot recognize. +*** The result is that libtool may fail to recognize shared libraries +*** as such. This will affect the creation of libtool libraries that +*** depend on shared libraries, but programs linked with such libtool +*** libraries will work regardless of this problem. Nevertheless, you +*** may want to report the problem to your system manager and/or to +*** bug-libtool@gnu.org + +_LT_EOF + fi ;; + esac + fi + break + fi + done + IFS="$lt_save_ifs" + MAGIC_CMD="$lt_save_MAGIC_CMD" + ;; +esac +fi + +MAGIC_CMD="$lt_cv_path_MAGIC_CMD" +if test -n "$MAGIC_CMD"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $MAGIC_CMD" >&5 +$as_echo "$MAGIC_CMD" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + + else + MAGIC_CMD=: + fi +fi + + fi + ;; +esac + +# Use C for the default configuration in the libtool script + +lt_save_CC="$CC" +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu + + +# Source file extension for C test sources. +ac_ext=c + +# Object file extension for compiled C test sources. +objext=o +objext=$objext + +# Code to be used in simple compile tests +lt_simple_compile_test_code="int some_variable = 0;" + +# Code to be used in simple link tests +lt_simple_link_test_code='int main(){return(0);}' + + + + + + + +# If no C compiler was specified, use CC. +LTCC=${LTCC-"$CC"} + +# If no C compiler flags were specified, use CFLAGS. +LTCFLAGS=${LTCFLAGS-"$CFLAGS"} + +# Allow CC to be a program name with arguments. +compiler=$CC + +# Save the default compiler, since it gets overwritten when the other +# tags are being tested, and _LT_TAGVAR(compiler, []) is a NOP. +compiler_DEFAULT=$CC + +# save warnings/boilerplate of simple test code +ac_outfile=conftest.$ac_objext +echo "$lt_simple_compile_test_code" >conftest.$ac_ext +eval "$ac_compile" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err +_lt_compiler_boilerplate=`cat conftest.err` +$RM conftest* + +ac_outfile=conftest.$ac_objext +echo "$lt_simple_link_test_code" >conftest.$ac_ext +eval "$ac_link" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err +_lt_linker_boilerplate=`cat conftest.err` +$RM -r conftest* + + +if test -n "$compiler"; then + +lt_prog_compiler_no_builtin_flag= + +if test "$GCC" = yes; then + case $cc_basename in + nvcc*) + lt_prog_compiler_no_builtin_flag=' -Xcompiler -fno-builtin' ;; + *) + lt_prog_compiler_no_builtin_flag=' -fno-builtin' ;; + esac + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler supports -fno-rtti -fno-exceptions" >&5 +$as_echo_n "checking if $compiler supports -fno-rtti -fno-exceptions... " >&6; } +if ${lt_cv_prog_compiler_rtti_exceptions+:} false; then : + $as_echo_n "(cached) " >&6 +else + lt_cv_prog_compiler_rtti_exceptions=no + ac_outfile=conftest.$ac_objext + echo "$lt_simple_compile_test_code" > conftest.$ac_ext + lt_compiler_flag="-fno-rtti -fno-exceptions" + # Insert the option either (1) after the last *FLAGS variable, or + # (2) before a word containing "conftest.", or (3) at the end. + # Note that $ac_compile itself does not contain backslashes and begins + # with a dollar sign (not a hyphen), so the echo should work correctly. + # The option is referenced via a variable to avoid confusing sed. + lt_compile=`echo "$ac_compile" | $SED \ + -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \ + -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \ + -e 's:$: $lt_compiler_flag:'` + (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&5) + (eval "$lt_compile" 2>conftest.err) + ac_status=$? + cat conftest.err >&5 + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + if (exit $ac_status) && test -s "$ac_outfile"; then + # The compiler can only warn and ignore the option if not recognized + # So say no if there are warnings other than the usual output. + $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' >conftest.exp + $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2 + if test ! -s conftest.er2 || diff conftest.exp conftest.er2 >/dev/null; then + lt_cv_prog_compiler_rtti_exceptions=yes + fi + fi + $RM conftest* + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_rtti_exceptions" >&5 +$as_echo "$lt_cv_prog_compiler_rtti_exceptions" >&6; } + +if test x"$lt_cv_prog_compiler_rtti_exceptions" = xyes; then + lt_prog_compiler_no_builtin_flag="$lt_prog_compiler_no_builtin_flag -fno-rtti -fno-exceptions" +else + : +fi + +fi + + + + + + + lt_prog_compiler_wl= +lt_prog_compiler_pic= +lt_prog_compiler_static= + + + if test "$GCC" = yes; then + lt_prog_compiler_wl='-Wl,' + lt_prog_compiler_static='-static' + + case $host_os in + aix*) + # All AIX code is PIC. + if test "$host_cpu" = ia64; then + # AIX 5 now supports IA64 processor + lt_prog_compiler_static='-Bstatic' + fi + ;; + + amigaos*) + case $host_cpu in + powerpc) + # see comment about AmigaOS4 .so support + lt_prog_compiler_pic='-fPIC' + ;; + m68k) + # FIXME: we need at least 68020 code to build shared libraries, but + # adding the `-m68020' flag to GCC prevents building anything better, + # like `-m68040'. + lt_prog_compiler_pic='-m68020 -resident32 -malways-restore-a4' + ;; + esac + ;; + + beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*) + # PIC is the default for these OSes. + ;; + + mingw* | cygwin* | pw32* | os2* | cegcc*) + # This hack is so that the source file can tell whether it is being + # built for inclusion in a dll (and should export symbols for example). + # Although the cygwin gcc ignores -fPIC, still need this for old-style + # (--disable-auto-import) libraries + lt_prog_compiler_pic='-DDLL_EXPORT' + ;; + + darwin* | rhapsody*) + # PIC is the default on this platform + # Common symbols not allowed in MH_DYLIB files + lt_prog_compiler_pic='-fno-common' + ;; + + haiku*) + # PIC is the default for Haiku. + # The "-static" flag exists, but is broken. + lt_prog_compiler_static= + ;; + + hpux*) + # PIC is the default for 64-bit PA HP-UX, but not for 32-bit + # PA HP-UX. On IA64 HP-UX, PIC is the default but the pic flag + # sets the default TLS model and affects inlining. + case $host_cpu in + hppa*64*) + # +Z the default + ;; + *) + lt_prog_compiler_pic='-fPIC' + ;; + esac + ;; + + interix[3-9]*) + # Interix 3.x gcc -fpic/-fPIC options generate broken code. + # Instead, we relocate shared libraries at runtime. + ;; + + msdosdjgpp*) + # Just because we use GCC doesn't mean we suddenly get shared libraries + # on systems that don't support them. + lt_prog_compiler_can_build_shared=no + enable_shared=no + ;; + + *nto* | *qnx*) + # QNX uses GNU C++, but need to define -shared option too, otherwise + # it will coredump. + lt_prog_compiler_pic='-fPIC -shared' + ;; + + sysv4*MP*) + if test -d /usr/nec; then + lt_prog_compiler_pic=-Kconform_pic + fi + ;; + + *) + lt_prog_compiler_pic='-fPIC' + ;; + esac + + case $cc_basename in + nvcc*) # Cuda Compiler Driver 2.2 + lt_prog_compiler_wl='-Xlinker ' + if test -n "$lt_prog_compiler_pic"; then + lt_prog_compiler_pic="-Xcompiler $lt_prog_compiler_pic" + fi + ;; + esac + else + # PORTME Check for flag to pass linker flags through the system compiler. + case $host_os in + aix*) + lt_prog_compiler_wl='-Wl,' + if test "$host_cpu" = ia64; then + # AIX 5 now supports IA64 processor + lt_prog_compiler_static='-Bstatic' + else + lt_prog_compiler_static='-bnso -bI:/lib/syscalls.exp' + fi + ;; + + mingw* | cygwin* | pw32* | os2* | cegcc*) + # This hack is so that the source file can tell whether it is being + # built for inclusion in a dll (and should export symbols for example). + lt_prog_compiler_pic='-DDLL_EXPORT' + ;; + + hpux9* | hpux10* | hpux11*) + lt_prog_compiler_wl='-Wl,' + # PIC is the default for IA64 HP-UX and 64-bit HP-UX, but + # not for PA HP-UX. + case $host_cpu in + hppa*64*|ia64*) + # +Z the default + ;; + *) + lt_prog_compiler_pic='+Z' + ;; + esac + # Is there a better lt_prog_compiler_static that works with the bundled CC? + lt_prog_compiler_static='${wl}-a ${wl}archive' + ;; + + irix5* | irix6* | nonstopux*) + lt_prog_compiler_wl='-Wl,' + # PIC (with -KPIC) is the default. + lt_prog_compiler_static='-non_shared' + ;; + + linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*) + case $cc_basename in + # old Intel for x86_64 which still supported -KPIC. + ecc*) + lt_prog_compiler_wl='-Wl,' + lt_prog_compiler_pic='-KPIC' + lt_prog_compiler_static='-static' + ;; + # icc used to be incompatible with GCC. + # ICC 10 doesn't accept -KPIC any more. + icc* | ifort*) + lt_prog_compiler_wl='-Wl,' + lt_prog_compiler_pic='-fPIC' + lt_prog_compiler_static='-static' + ;; + # Lahey Fortran 8.1. + lf95*) + lt_prog_compiler_wl='-Wl,' + lt_prog_compiler_pic='--shared' + lt_prog_compiler_static='--static' + ;; + nagfor*) + # NAG Fortran compiler + lt_prog_compiler_wl='-Wl,-Wl,,' + lt_prog_compiler_pic='-PIC' + lt_prog_compiler_static='-Bstatic' + ;; + pgcc* | pgf77* | pgf90* | pgf95* | pgfortran*) + # Portland Group compilers (*not* the Pentium gcc compiler, + # which looks to be a dead project) + lt_prog_compiler_wl='-Wl,' + lt_prog_compiler_pic='-fpic' + lt_prog_compiler_static='-Bstatic' + ;; + ccc*) + lt_prog_compiler_wl='-Wl,' + # All Alpha code is PIC. + lt_prog_compiler_static='-non_shared' + ;; + xl* | bgxl* | bgf* | mpixl*) + # IBM XL C 8.0/Fortran 10.1, 11.1 on PPC and BlueGene + lt_prog_compiler_wl='-Wl,' + lt_prog_compiler_pic='-qpic' + lt_prog_compiler_static='-qstaticlink' + ;; + *) + case `$CC -V 2>&1 | sed 5q` in + *Sun\ Ceres\ Fortran* | *Sun*Fortran*\ [1-7].* | *Sun*Fortran*\ 8.[0-3]*) + # Sun Fortran 8.3 passes all unrecognized flags to the linker + lt_prog_compiler_pic='-KPIC' + lt_prog_compiler_static='-Bstatic' + lt_prog_compiler_wl='' + ;; + *Sun\ F* | *Sun*Fortran*) + lt_prog_compiler_pic='-KPIC' + lt_prog_compiler_static='-Bstatic' + lt_prog_compiler_wl='-Qoption ld ' + ;; + *Sun\ C*) + # Sun C 5.9 + lt_prog_compiler_pic='-KPIC' + lt_prog_compiler_static='-Bstatic' + lt_prog_compiler_wl='-Wl,' + ;; + *Intel*\ [CF]*Compiler*) + lt_prog_compiler_wl='-Wl,' + lt_prog_compiler_pic='-fPIC' + lt_prog_compiler_static='-static' + ;; + *Portland\ Group*) + lt_prog_compiler_wl='-Wl,' + lt_prog_compiler_pic='-fpic' + lt_prog_compiler_static='-Bstatic' + ;; + esac + ;; + esac + ;; + + newsos6) + lt_prog_compiler_pic='-KPIC' + lt_prog_compiler_static='-Bstatic' + ;; + + *nto* | *qnx*) + # QNX uses GNU C++, but need to define -shared option too, otherwise + # it will coredump. + lt_prog_compiler_pic='-fPIC -shared' + ;; + + osf3* | osf4* | osf5*) + lt_prog_compiler_wl='-Wl,' + # All OSF/1 code is PIC. + lt_prog_compiler_static='-non_shared' + ;; + + rdos*) + lt_prog_compiler_static='-non_shared' + ;; + + solaris*) + lt_prog_compiler_pic='-KPIC' + lt_prog_compiler_static='-Bstatic' + case $cc_basename in + f77* | f90* | f95* | sunf77* | sunf90* | sunf95*) + lt_prog_compiler_wl='-Qoption ld ';; + *) + lt_prog_compiler_wl='-Wl,';; + esac + ;; + + sunos4*) + lt_prog_compiler_wl='-Qoption ld ' + lt_prog_compiler_pic='-PIC' + lt_prog_compiler_static='-Bstatic' + ;; + + sysv4 | sysv4.2uw2* | sysv4.3*) + lt_prog_compiler_wl='-Wl,' + lt_prog_compiler_pic='-KPIC' + lt_prog_compiler_static='-Bstatic' + ;; + + sysv4*MP*) + if test -d /usr/nec ;then + lt_prog_compiler_pic='-Kconform_pic' + lt_prog_compiler_static='-Bstatic' + fi + ;; + + sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*) + lt_prog_compiler_wl='-Wl,' + lt_prog_compiler_pic='-KPIC' + lt_prog_compiler_static='-Bstatic' + ;; + + unicos*) + lt_prog_compiler_wl='-Wl,' + lt_prog_compiler_can_build_shared=no + ;; + + uts4*) + lt_prog_compiler_pic='-pic' + lt_prog_compiler_static='-Bstatic' + ;; + + *) + lt_prog_compiler_can_build_shared=no + ;; + esac + fi + +case $host_os in + # For platforms which do not support PIC, -DPIC is meaningless: + *djgpp*) + lt_prog_compiler_pic= + ;; + *) + lt_prog_compiler_pic="$lt_prog_compiler_pic -DPIC" + ;; +esac + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $compiler option to produce PIC" >&5 +$as_echo_n "checking for $compiler option to produce PIC... " >&6; } +if ${lt_cv_prog_compiler_pic+:} false; then : + $as_echo_n "(cached) " >&6 +else + lt_cv_prog_compiler_pic=$lt_prog_compiler_pic +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_pic" >&5 +$as_echo "$lt_cv_prog_compiler_pic" >&6; } +lt_prog_compiler_pic=$lt_cv_prog_compiler_pic + +# +# Check to make sure the PIC flag actually works. +# +if test -n "$lt_prog_compiler_pic"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler PIC flag $lt_prog_compiler_pic works" >&5 +$as_echo_n "checking if $compiler PIC flag $lt_prog_compiler_pic works... " >&6; } +if ${lt_cv_prog_compiler_pic_works+:} false; then : + $as_echo_n "(cached) " >&6 +else + lt_cv_prog_compiler_pic_works=no + ac_outfile=conftest.$ac_objext + echo "$lt_simple_compile_test_code" > conftest.$ac_ext + lt_compiler_flag="$lt_prog_compiler_pic -DPIC" + # Insert the option either (1) after the last *FLAGS variable, or + # (2) before a word containing "conftest.", or (3) at the end. + # Note that $ac_compile itself does not contain backslashes and begins + # with a dollar sign (not a hyphen), so the echo should work correctly. + # The option is referenced via a variable to avoid confusing sed. + lt_compile=`echo "$ac_compile" | $SED \ + -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \ + -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \ + -e 's:$: $lt_compiler_flag:'` + (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&5) + (eval "$lt_compile" 2>conftest.err) + ac_status=$? + cat conftest.err >&5 + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + if (exit $ac_status) && test -s "$ac_outfile"; then + # The compiler can only warn and ignore the option if not recognized + # So say no if there are warnings other than the usual output. + $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' >conftest.exp + $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2 + if test ! -s conftest.er2 || diff conftest.exp conftest.er2 >/dev/null; then + lt_cv_prog_compiler_pic_works=yes + fi + fi + $RM conftest* + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_pic_works" >&5 +$as_echo "$lt_cv_prog_compiler_pic_works" >&6; } + +if test x"$lt_cv_prog_compiler_pic_works" = xyes; then + case $lt_prog_compiler_pic in + "" | " "*) ;; + *) lt_prog_compiler_pic=" $lt_prog_compiler_pic" ;; + esac +else + lt_prog_compiler_pic= + lt_prog_compiler_can_build_shared=no +fi + +fi + + + + + + + + + + + +# +# Check to make sure the static flag actually works. +# +wl=$lt_prog_compiler_wl eval lt_tmp_static_flag=\"$lt_prog_compiler_static\" +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler static flag $lt_tmp_static_flag works" >&5 +$as_echo_n "checking if $compiler static flag $lt_tmp_static_flag works... " >&6; } +if ${lt_cv_prog_compiler_static_works+:} false; then : + $as_echo_n "(cached) " >&6 +else + lt_cv_prog_compiler_static_works=no + save_LDFLAGS="$LDFLAGS" + LDFLAGS="$LDFLAGS $lt_tmp_static_flag" + echo "$lt_simple_link_test_code" > conftest.$ac_ext + if (eval $ac_link 2>conftest.err) && test -s conftest$ac_exeext; then + # The linker can only warn and ignore the option if not recognized + # So say no if there are warnings + if test -s conftest.err; then + # Append any errors to the config.log. + cat conftest.err 1>&5 + $ECHO "$_lt_linker_boilerplate" | $SED '/^$/d' > conftest.exp + $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2 + if diff conftest.exp conftest.er2 >/dev/null; then + lt_cv_prog_compiler_static_works=yes + fi + else + lt_cv_prog_compiler_static_works=yes + fi + fi + $RM -r conftest* + LDFLAGS="$save_LDFLAGS" + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_static_works" >&5 +$as_echo "$lt_cv_prog_compiler_static_works" >&6; } + +if test x"$lt_cv_prog_compiler_static_works" = xyes; then + : +else + lt_prog_compiler_static= +fi + + + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler supports -c -o file.$ac_objext" >&5 +$as_echo_n "checking if $compiler supports -c -o file.$ac_objext... " >&6; } +if ${lt_cv_prog_compiler_c_o+:} false; then : + $as_echo_n "(cached) " >&6 +else + lt_cv_prog_compiler_c_o=no + $RM -r conftest 2>/dev/null + mkdir conftest + cd conftest + mkdir out + echo "$lt_simple_compile_test_code" > conftest.$ac_ext + + lt_compiler_flag="-o out/conftest2.$ac_objext" + # Insert the option either (1) after the last *FLAGS variable, or + # (2) before a word containing "conftest.", or (3) at the end. + # Note that $ac_compile itself does not contain backslashes and begins + # with a dollar sign (not a hyphen), so the echo should work correctly. + lt_compile=`echo "$ac_compile" | $SED \ + -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \ + -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \ + -e 's:$: $lt_compiler_flag:'` + (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&5) + (eval "$lt_compile" 2>out/conftest.err) + ac_status=$? + cat out/conftest.err >&5 + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + if (exit $ac_status) && test -s out/conftest2.$ac_objext + then + # The compiler can only warn and ignore the option if not recognized + # So say no if there are warnings + $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' > out/conftest.exp + $SED '/^$/d; /^ *+/d' out/conftest.err >out/conftest.er2 + if test ! -s out/conftest.er2 || diff out/conftest.exp out/conftest.er2 >/dev/null; then + lt_cv_prog_compiler_c_o=yes + fi + fi + chmod u+w . 2>&5 + $RM conftest* + # SGI C++ compiler will create directory out/ii_files/ for + # template instantiation + test -d out/ii_files && $RM out/ii_files/* && rmdir out/ii_files + $RM out/* && rmdir out + cd .. + $RM -r conftest + $RM conftest* + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_c_o" >&5 +$as_echo "$lt_cv_prog_compiler_c_o" >&6; } + + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler supports -c -o file.$ac_objext" >&5 +$as_echo_n "checking if $compiler supports -c -o file.$ac_objext... " >&6; } +if ${lt_cv_prog_compiler_c_o+:} false; then : + $as_echo_n "(cached) " >&6 +else + lt_cv_prog_compiler_c_o=no + $RM -r conftest 2>/dev/null + mkdir conftest + cd conftest + mkdir out + echo "$lt_simple_compile_test_code" > conftest.$ac_ext + + lt_compiler_flag="-o out/conftest2.$ac_objext" + # Insert the option either (1) after the last *FLAGS variable, or + # (2) before a word containing "conftest.", or (3) at the end. + # Note that $ac_compile itself does not contain backslashes and begins + # with a dollar sign (not a hyphen), so the echo should work correctly. + lt_compile=`echo "$ac_compile" | $SED \ + -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \ + -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \ + -e 's:$: $lt_compiler_flag:'` + (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&5) + (eval "$lt_compile" 2>out/conftest.err) + ac_status=$? + cat out/conftest.err >&5 + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + if (exit $ac_status) && test -s out/conftest2.$ac_objext + then + # The compiler can only warn and ignore the option if not recognized + # So say no if there are warnings + $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' > out/conftest.exp + $SED '/^$/d; /^ *+/d' out/conftest.err >out/conftest.er2 + if test ! -s out/conftest.er2 || diff out/conftest.exp out/conftest.er2 >/dev/null; then + lt_cv_prog_compiler_c_o=yes + fi + fi + chmod u+w . 2>&5 + $RM conftest* + # SGI C++ compiler will create directory out/ii_files/ for + # template instantiation + test -d out/ii_files && $RM out/ii_files/* && rmdir out/ii_files + $RM out/* && rmdir out + cd .. + $RM -r conftest + $RM conftest* + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_c_o" >&5 +$as_echo "$lt_cv_prog_compiler_c_o" >&6; } + + + + +hard_links="nottested" +if test "$lt_cv_prog_compiler_c_o" = no && test "$need_locks" != no; then + # do not overwrite the value of need_locks provided by the user + { $as_echo "$as_me:${as_lineno-$LINENO}: checking if we can lock with hard links" >&5 +$as_echo_n "checking if we can lock with hard links... " >&6; } + hard_links=yes + $RM conftest* + ln conftest.a conftest.b 2>/dev/null && hard_links=no + touch conftest.a + ln conftest.a conftest.b 2>&5 || hard_links=no + ln conftest.a conftest.b 2>/dev/null && hard_links=no + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $hard_links" >&5 +$as_echo "$hard_links" >&6; } + if test "$hard_links" = no; then + { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \`$CC' does not support \`-c -o', so \`make -j' may be unsafe" >&5 +$as_echo "$as_me: WARNING: \`$CC' does not support \`-c -o', so \`make -j' may be unsafe" >&2;} + need_locks=warn + fi +else + need_locks=no +fi + + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the $compiler linker ($LD) supports shared libraries" >&5 +$as_echo_n "checking whether the $compiler linker ($LD) supports shared libraries... " >&6; } + + runpath_var= + allow_undefined_flag= + always_export_symbols=no + archive_cmds= + archive_expsym_cmds= + compiler_needs_object=no + enable_shared_with_static_runtimes=no + export_dynamic_flag_spec= + export_symbols_cmds='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols' + hardcode_automatic=no + hardcode_direct=no + hardcode_direct_absolute=no + hardcode_libdir_flag_spec= + hardcode_libdir_separator= + hardcode_minus_L=no + hardcode_shlibpath_var=unsupported + inherit_rpath=no + link_all_deplibs=unknown + module_cmds= + module_expsym_cmds= + old_archive_from_new_cmds= + old_archive_from_expsyms_cmds= + thread_safe_flag_spec= + whole_archive_flag_spec= + # include_expsyms should be a list of space-separated symbols to be *always* + # included in the symbol list + include_expsyms= + # exclude_expsyms can be an extended regexp of symbols to exclude + # it will be wrapped by ` (' and `)$', so one must not match beginning or + # end of line. Example: `a|bc|.*d.*' will exclude the symbols `a' and `bc', + # as well as any symbol that contains `d'. + exclude_expsyms='_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*' + # Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out + # platforms (ab)use it in PIC code, but their linkers get confused if + # the symbol is explicitly referenced. Since portable code cannot + # rely on this symbol name, it's probably fine to never include it in + # preloaded symbol tables. + # Exclude shared library initialization/finalization symbols. + extract_expsyms_cmds= + + case $host_os in + cygwin* | mingw* | pw32* | cegcc*) + # FIXME: the MSVC++ port hasn't been tested in a loooong time + # When not using gcc, we currently assume that we are using + # Microsoft Visual C++. + if test "$GCC" != yes; then + with_gnu_ld=no + fi + ;; + interix*) + # we just hope/assume this is gcc and not c89 (= MSVC++) + with_gnu_ld=yes + ;; + openbsd*) + with_gnu_ld=no + ;; + linux* | k*bsd*-gnu | gnu*) + link_all_deplibs=no + ;; + esac + + ld_shlibs=yes + + # On some targets, GNU ld is compatible enough with the native linker + # that we're better off using the native interface for both. + lt_use_gnu_ld_interface=no + if test "$with_gnu_ld" = yes; then + case $host_os in + aix*) + # The AIX port of GNU ld has always aspired to compatibility + # with the native linker. However, as the warning in the GNU ld + # block says, versions before 2.19.5* couldn't really create working + # shared libraries, regardless of the interface used. + case `$LD -v 2>&1` in + *\ \(GNU\ Binutils\)\ 2.19.5*) ;; + *\ \(GNU\ Binutils\)\ 2.[2-9]*) ;; + *\ \(GNU\ Binutils\)\ [3-9]*) ;; + *) + lt_use_gnu_ld_interface=yes + ;; + esac + ;; + *) + lt_use_gnu_ld_interface=yes + ;; + esac + fi + + if test "$lt_use_gnu_ld_interface" = yes; then + # If archive_cmds runs LD, not CC, wlarc should be empty + wlarc='${wl}' + + # Set some defaults for GNU ld with shared library support. These + # are reset later if shared libraries are not supported. Putting them + # here allows them to be overridden if necessary. + runpath_var=LD_RUN_PATH + hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' + export_dynamic_flag_spec='${wl}--export-dynamic' + # ancient GNU ld didn't support --whole-archive et. al. + if $LD --help 2>&1 | $GREP 'no-whole-archive' > /dev/null; then + whole_archive_flag_spec="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive' + else + whole_archive_flag_spec= + fi + supports_anon_versioning=no + case `$LD -v 2>&1` in + *GNU\ gold*) supports_anon_versioning=yes ;; + *\ [01].* | *\ 2.[0-9].* | *\ 2.10.*) ;; # catch versions < 2.11 + *\ 2.11.93.0.2\ *) supports_anon_versioning=yes ;; # RH7.3 ... + *\ 2.11.92.0.12\ *) supports_anon_versioning=yes ;; # Mandrake 8.2 ... + *\ 2.11.*) ;; # other 2.11 versions + *) supports_anon_versioning=yes ;; + esac + + # See if GNU ld supports shared libraries. + case $host_os in + aix[3-9]*) + # On AIX/PPC, the GNU linker is very broken + if test "$host_cpu" != ia64; then + ld_shlibs=no + cat <<_LT_EOF 1>&2 + +*** Warning: the GNU linker, at least up to release 2.19, is reported +*** to be unable to reliably create shared libraries on AIX. +*** Therefore, libtool is disabling shared libraries support. If you +*** really care for shared libraries, you may want to install binutils +*** 2.20 or above, or modify your PATH so that a non-GNU linker is found. +*** You will then need to restart the configuration process. + +_LT_EOF + fi + ;; + + amigaos*) + case $host_cpu in + powerpc) + # see comment about AmigaOS4 .so support + archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib' + archive_expsym_cmds='' + ;; + m68k) + archive_cmds='$RM $output_objdir/a2ixlibrary.data~$ECHO "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$ECHO "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$ECHO "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$ECHO "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)' + hardcode_libdir_flag_spec='-L$libdir' + hardcode_minus_L=yes + ;; + esac + ;; + + beos*) + if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then + allow_undefined_flag=unsupported + # Joseph Beckenbach says some releases of gcc + # support --undefined. This deserves some investigation. FIXME + archive_cmds='$CC -nostart $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib' + else + ld_shlibs=no + fi + ;; + + cygwin* | mingw* | pw32* | cegcc*) + # _LT_TAGVAR(hardcode_libdir_flag_spec, ) is actually meaningless, + # as there is no search path for DLLs. + hardcode_libdir_flag_spec='-L$libdir' + export_dynamic_flag_spec='${wl}--export-all-symbols' + allow_undefined_flag=unsupported + always_export_symbols=no + enable_shared_with_static_runtimes=yes + export_symbols_cmds='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[BCDGRS][ ]/s/.*[ ]\([^ ]*\)/\1 DATA/;s/^.*[ ]__nm__\([^ ]*\)[ ][^ ]*/\1 DATA/;/^I[ ]/d;/^[AITW][ ]/s/.* //'\'' | sort | uniq > $export_symbols' + exclude_expsyms='[_]+GLOBAL_OFFSET_TABLE_|[_]+GLOBAL__[FID]_.*|[_]+head_[A-Za-z0-9_]+_dll|[A-Za-z0-9_]+_dll_iname' + + if $LD --help 2>&1 | $GREP 'auto-import' > /dev/null; then + archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib' + # If the export-symbols file already is a .def file (1st line + # is EXPORTS), use it as is; otherwise, prepend... + archive_expsym_cmds='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then + cp $export_symbols $output_objdir/$soname.def; + else + echo EXPORTS > $output_objdir/$soname.def; + cat $export_symbols >> $output_objdir/$soname.def; + fi~ + $CC -shared $output_objdir/$soname.def $libobjs $deplibs $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib' + else + ld_shlibs=no + fi + ;; + + haiku*) + archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib' + link_all_deplibs=yes + ;; + + interix[3-9]*) + hardcode_direct=no + hardcode_shlibpath_var=no + hardcode_libdir_flag_spec='${wl}-rpath,$libdir' + export_dynamic_flag_spec='${wl}-E' + # Hack: On Interix 3.x, we cannot compile PIC because of a broken gcc. + # Instead, shared libraries are loaded at an image base (0x10000000 by + # default) and relocated if they conflict, which is a slow very memory + # consuming and fragmenting process. To avoid this, we pick a random, + # 256 KiB-aligned image base between 0x50000000 and 0x6FFC0000 at link + # time. Moving up from 0x10000000 also allows more sbrk(2) space. + archive_cmds='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib' + archive_expsym_cmds='sed "s,^,_," $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--retain-symbols-file,$output_objdir/$soname.expsym ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib' + ;; + + gnu* | linux* | tpf* | k*bsd*-gnu | kopensolaris*-gnu) + tmp_diet=no + if test "$host_os" = linux-dietlibc; then + case $cc_basename in + diet\ *) tmp_diet=yes;; # linux-dietlibc with static linking (!diet-dyn) + esac + fi + if $LD --help 2>&1 | $EGREP ': supported targets:.* elf' > /dev/null \ + && test "$tmp_diet" = no + then + tmp_addflag=' $pic_flag' + tmp_sharedflag='-shared' + case $cc_basename,$host_cpu in + pgcc*) # Portland Group C compiler + whole_archive_flag_spec='${wl}--whole-archive`for conv in $convenience\"\"; do test -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive' + tmp_addflag=' $pic_flag' + ;; + pgf77* | pgf90* | pgf95* | pgfortran*) + # Portland Group f77 and f90 compilers + whole_archive_flag_spec='${wl}--whole-archive`for conv in $convenience\"\"; do test -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive' + tmp_addflag=' $pic_flag -Mnomain' ;; + ecc*,ia64* | icc*,ia64*) # Intel C compiler on ia64 + tmp_addflag=' -i_dynamic' ;; + efc*,ia64* | ifort*,ia64*) # Intel Fortran compiler on ia64 + tmp_addflag=' -i_dynamic -nofor_main' ;; + ifc* | ifort*) # Intel Fortran compiler + tmp_addflag=' -nofor_main' ;; + lf95*) # Lahey Fortran 8.1 + whole_archive_flag_spec= + tmp_sharedflag='--shared' ;; + xl[cC]* | bgxl[cC]* | mpixl[cC]*) # IBM XL C 8.0 on PPC (deal with xlf below) + tmp_sharedflag='-qmkshrobj' + tmp_addflag= ;; + nvcc*) # Cuda Compiler Driver 2.2 + whole_archive_flag_spec='${wl}--whole-archive`for conv in $convenience\"\"; do test -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive' + compiler_needs_object=yes + ;; + esac + case `$CC -V 2>&1 | sed 5q` in + *Sun\ C*) # Sun C 5.9 + whole_archive_flag_spec='${wl}--whole-archive`new_convenience=; for conv in $convenience\"\"; do test -z \"$conv\" || new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive' + compiler_needs_object=yes + tmp_sharedflag='-G' ;; + *Sun\ F*) # Sun Fortran 8.3 + tmp_sharedflag='-G' ;; + esac + archive_cmds='$CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib' + + if test "x$supports_anon_versioning" = xyes; then + archive_expsym_cmds='echo "{ global:" > $output_objdir/$libname.ver~ + cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~ + echo "local: *; };" >> $output_objdir/$libname.ver~ + $CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-version-script ${wl}$output_objdir/$libname.ver -o $lib' + fi + + case $cc_basename in + xlf* | bgf* | bgxlf* | mpixlf*) + # IBM XL Fortran 10.1 on PPC cannot create shared libs itself + whole_archive_flag_spec='--whole-archive$convenience --no-whole-archive' + hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' + archive_cmds='$LD -shared $libobjs $deplibs $linker_flags -soname $soname -o $lib' + if test "x$supports_anon_versioning" = xyes; then + archive_expsym_cmds='echo "{ global:" > $output_objdir/$libname.ver~ + cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~ + echo "local: *; };" >> $output_objdir/$libname.ver~ + $LD -shared $libobjs $deplibs $linker_flags -soname $soname -version-script $output_objdir/$libname.ver -o $lib' + fi + ;; + esac + else + ld_shlibs=no + fi + ;; + + netbsd* | netbsdelf*-gnu) + if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then + archive_cmds='$LD -Bshareable $libobjs $deplibs $linker_flags -o $lib' + wlarc= + else + archive_cmds='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib' + archive_expsym_cmds='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib' + fi + ;; + + solaris*) + if $LD -v 2>&1 | $GREP 'BFD 2\.8' > /dev/null; then + ld_shlibs=no + cat <<_LT_EOF 1>&2 + +*** Warning: The releases 2.8.* of the GNU linker cannot reliably +*** create shared libraries on Solaris systems. Therefore, libtool +*** is disabling shared libraries support. We urge you to upgrade GNU +*** binutils to release 2.9.1 or newer. Another option is to modify +*** your PATH or compiler configuration so that the native linker is +*** used, and then restart. + +_LT_EOF + elif $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then + archive_cmds='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib' + archive_expsym_cmds='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib' + else + ld_shlibs=no + fi + ;; + + sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX*) + case `$LD -v 2>&1` in + *\ [01].* | *\ 2.[0-9].* | *\ 2.1[0-5].*) + ld_shlibs=no + cat <<_LT_EOF 1>&2 + +*** Warning: Releases of the GNU linker prior to 2.16.91.0.3 can not +*** reliably create shared libraries on SCO systems. Therefore, libtool +*** is disabling shared libraries support. We urge you to upgrade GNU +*** binutils to release 2.16.91.0.3 or newer. Another option is to modify +*** your PATH or compiler configuration so that the native linker is +*** used, and then restart. + +_LT_EOF + ;; + *) + # For security reasons, it is highly recommended that you always + # use absolute paths for naming shared libraries, and exclude the + # DT_RUNPATH tag from executables and libraries. But doing so + # requires that you compile everything twice, which is a pain. + if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then + hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' + archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib' + archive_expsym_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib' + else + ld_shlibs=no + fi + ;; + esac + ;; + + sunos4*) + archive_cmds='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linker_flags' + wlarc= + hardcode_direct=yes + hardcode_shlibpath_var=no + ;; + + *) + if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then + archive_cmds='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib' + archive_expsym_cmds='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib' + else + ld_shlibs=no + fi + ;; + esac + + if test "$ld_shlibs" = no; then + runpath_var= + hardcode_libdir_flag_spec= + export_dynamic_flag_spec= + whole_archive_flag_spec= + fi + else + # PORTME fill in a description of your system's linker (not GNU ld) + case $host_os in + aix3*) + allow_undefined_flag=unsupported + always_export_symbols=yes + archive_expsym_cmds='$LD -o $output_objdir/$soname $libobjs $deplibs $linker_flags -bE:$export_symbols -T512 -H512 -bM:SRE~$AR $AR_FLAGS $lib $output_objdir/$soname' + # Note: this linker hardcodes the directories in LIBPATH if there + # are no directories specified by -L. + hardcode_minus_L=yes + if test "$GCC" = yes && test -z "$lt_prog_compiler_static"; then + # Neither direct hardcoding nor static linking is supported with a + # broken collect2. + hardcode_direct=unsupported + fi + ;; + + aix[4-9]*) + if test "$host_cpu" = ia64; then + # On IA64, the linker does run time linking by default, so we don't + # have to do anything special. + aix_use_runtimelinking=no + exp_sym_flag='-Bexport' + no_entry_flag="" + else + # If we're using GNU nm, then we don't want the "-C" option. + # -C means demangle to AIX nm, but means don't demangle with GNU nm + # Also, AIX nm treats weak defined symbols like other global + # defined symbols, whereas GNU nm marks them as "W". + if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then + export_symbols_cmds='$NM -Bpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "W")) && (substr(\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols' + else + export_symbols_cmds='$NM -BCpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B")) && (substr(\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols' + fi + aix_use_runtimelinking=no + + # Test if we are trying to use run time linking or normal + # AIX style linking. If -brtl is somewhere in LDFLAGS, we + # need to do runtime linking. + case $host_os in aix4.[23]|aix4.[23].*|aix[5-9]*) + for ld_flag in $LDFLAGS; do + if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl"); then + aix_use_runtimelinking=yes + break + fi + done + ;; + esac + + exp_sym_flag='-bexport' + no_entry_flag='-bnoentry' + fi + + # When large executables or shared objects are built, AIX ld can + # have problems creating the table of contents. If linking a library + # or program results in "error TOC overflow" add -mminimal-toc to + # CXXFLAGS/CFLAGS for g++/gcc. In the cases where that is not + # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS. + + archive_cmds='' + hardcode_direct=yes + hardcode_direct_absolute=yes + hardcode_libdir_separator=':' + link_all_deplibs=yes + file_list_spec='${wl}-f,' + + if test "$GCC" = yes; then + case $host_os in aix4.[012]|aix4.[012].*) + # We only want to do this on AIX 4.2 and lower, the check + # below for broken collect2 doesn't work under 4.3+ + collect2name=`${CC} -print-prog-name=collect2` + if test -f "$collect2name" && + strings "$collect2name" | $GREP resolve_lib_name >/dev/null + then + # We have reworked collect2 + : + else + # We have old collect2 + hardcode_direct=unsupported + # It fails to find uninstalled libraries when the uninstalled + # path is not listed in the libpath. Setting hardcode_minus_L + # to unsupported forces relinking + hardcode_minus_L=yes + hardcode_libdir_flag_spec='-L$libdir' + hardcode_libdir_separator= + fi + ;; + esac + shared_flag='-shared' + if test "$aix_use_runtimelinking" = yes; then + shared_flag="$shared_flag "'${wl}-G' + fi + link_all_deplibs=no + else + # not using gcc + if test "$host_cpu" = ia64; then + # VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release + # chokes on -Wl,-G. The following line is correct: + shared_flag='-G' + else + if test "$aix_use_runtimelinking" = yes; then + shared_flag='${wl}-G' + else + shared_flag='${wl}-bM:SRE' + fi + fi + fi + + export_dynamic_flag_spec='${wl}-bexpall' + # It seems that -bexpall does not export symbols beginning with + # underscore (_), so it is better to generate a list of symbols to export. + always_export_symbols=yes + if test "$aix_use_runtimelinking" = yes; then + # Warning - without using the other runtime loading flags (-brtl), + # -berok will link without error, but may produce a broken library. + allow_undefined_flag='-berok' + # Determine the default libpath from the value encoded in an + # empty executable. + if test "${lt_cv_aix_libpath+set}" = set; then + aix_libpath=$lt_cv_aix_libpath +else + if ${lt_cv_aix_libpath_+:} false; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + + lt_aix_libpath_sed=' + /Import File Strings/,/^$/ { + /^0/ { + s/^0 *\([^ ]*\) *$/\1/ + p + } + }' + lt_cv_aix_libpath_=`dump -H conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"` + # Check for a 64-bit object if we didn't find anything. + if test -z "$lt_cv_aix_libpath_"; then + lt_cv_aix_libpath_=`dump -HX64 conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"` + fi +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + if test -z "$lt_cv_aix_libpath_"; then + lt_cv_aix_libpath_="/usr/lib:/lib" + fi + +fi + + aix_libpath=$lt_cv_aix_libpath_ +fi + + hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:'"$aix_libpath" + archive_expsym_cmds='$CC -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags `if test "x${allow_undefined_flag}" != "x"; then func_echo_all "${wl}${allow_undefined_flag}"; else :; fi` '"\${wl}$exp_sym_flag:\$export_symbols $shared_flag" + else + if test "$host_cpu" = ia64; then + hardcode_libdir_flag_spec='${wl}-R $libdir:/usr/lib:/lib' + allow_undefined_flag="-z nodefs" + archive_expsym_cmds="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags ${wl}${allow_undefined_flag} '"\${wl}$exp_sym_flag:\$export_symbols" + else + # Determine the default libpath from the value encoded in an + # empty executable. + if test "${lt_cv_aix_libpath+set}" = set; then + aix_libpath=$lt_cv_aix_libpath +else + if ${lt_cv_aix_libpath_+:} false; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + + lt_aix_libpath_sed=' + /Import File Strings/,/^$/ { + /^0/ { + s/^0 *\([^ ]*\) *$/\1/ + p + } + }' + lt_cv_aix_libpath_=`dump -H conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"` + # Check for a 64-bit object if we didn't find anything. + if test -z "$lt_cv_aix_libpath_"; then + lt_cv_aix_libpath_=`dump -HX64 conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"` + fi +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + if test -z "$lt_cv_aix_libpath_"; then + lt_cv_aix_libpath_="/usr/lib:/lib" + fi + +fi + + aix_libpath=$lt_cv_aix_libpath_ +fi + + hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:'"$aix_libpath" + # Warning - without using the other run time loading flags, + # -berok will link without error, but may produce a broken library. + no_undefined_flag=' ${wl}-bernotok' + allow_undefined_flag=' ${wl}-berok' + if test "$with_gnu_ld" = yes; then + # We only use this code for GNU lds that support --whole-archive. + whole_archive_flag_spec='${wl}--whole-archive$convenience ${wl}--no-whole-archive' + else + # Exported symbols can be pulled into shared objects from archives + whole_archive_flag_spec='$convenience' + fi + archive_cmds_need_lc=yes + # This is similar to how AIX traditionally builds its shared libraries. + archive_expsym_cmds="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs ${wl}-bnoentry $compiler_flags ${wl}-bE:$export_symbols${allow_undefined_flag}~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$soname' + fi + fi + ;; + + amigaos*) + case $host_cpu in + powerpc) + # see comment about AmigaOS4 .so support + archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib' + archive_expsym_cmds='' + ;; + m68k) + archive_cmds='$RM $output_objdir/a2ixlibrary.data~$ECHO "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$ECHO "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$ECHO "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$ECHO "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)' + hardcode_libdir_flag_spec='-L$libdir' + hardcode_minus_L=yes + ;; + esac + ;; + + bsdi[45]*) + export_dynamic_flag_spec=-rdynamic + ;; + + cygwin* | mingw* | pw32* | cegcc*) + # When not using gcc, we currently assume that we are using + # Microsoft Visual C++. + # hardcode_libdir_flag_spec is actually meaningless, as there is + # no search path for DLLs. + case $cc_basename in + cl*) + # Native MSVC + hardcode_libdir_flag_spec=' ' + allow_undefined_flag=unsupported + always_export_symbols=yes + file_list_spec='@' + # Tell ltmain to make .lib files, not .a files. + libext=lib + # Tell ltmain to make .dll files, not .so files. + shrext_cmds=".dll" + # FIXME: Setting linknames here is a bad hack. + archive_cmds='$CC -o $output_objdir/$soname $libobjs $compiler_flags $deplibs -Wl,-dll~linknames=' + archive_expsym_cmds='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then + sed -n -e 's/\\\\\\\(.*\\\\\\\)/-link\\\ -EXPORT:\\\\\\\1/' -e '1\\\!p' < $export_symbols > $output_objdir/$soname.exp; + else + sed -e 's/\\\\\\\(.*\\\\\\\)/-link\\\ -EXPORT:\\\\\\\1/' < $export_symbols > $output_objdir/$soname.exp; + fi~ + $CC -o $tool_output_objdir$soname $libobjs $compiler_flags $deplibs "@$tool_output_objdir$soname.exp" -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~ + linknames=' + # The linker will not automatically build a static lib if we build a DLL. + # _LT_TAGVAR(old_archive_from_new_cmds, )='true' + enable_shared_with_static_runtimes=yes + exclude_expsyms='_NULL_IMPORT_DESCRIPTOR|_IMPORT_DESCRIPTOR_.*' + export_symbols_cmds='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[BCDGRS][ ]/s/.*[ ]\([^ ]*\)/\1,DATA/'\'' | $SED -e '\''/^[AITW][ ]/s/.*[ ]//'\'' | sort | uniq > $export_symbols' + # Don't use ranlib + old_postinstall_cmds='chmod 644 $oldlib' + postlink_cmds='lt_outputfile="@OUTPUT@"~ + lt_tool_outputfile="@TOOL_OUTPUT@"~ + case $lt_outputfile in + *.exe|*.EXE) ;; + *) + lt_outputfile="$lt_outputfile.exe" + lt_tool_outputfile="$lt_tool_outputfile.exe" + ;; + esac~ + if test "$MANIFEST_TOOL" != ":" && test -f "$lt_outputfile.manifest"; then + $MANIFEST_TOOL -manifest "$lt_tool_outputfile.manifest" -outputresource:"$lt_tool_outputfile" || exit 1; + $RM "$lt_outputfile.manifest"; + fi' + ;; + *) + # Assume MSVC wrapper + hardcode_libdir_flag_spec=' ' + allow_undefined_flag=unsupported + # Tell ltmain to make .lib files, not .a files. + libext=lib + # Tell ltmain to make .dll files, not .so files. + shrext_cmds=".dll" + # FIXME: Setting linknames here is a bad hack. + archive_cmds='$CC -o $lib $libobjs $compiler_flags `func_echo_all "$deplibs" | $SED '\''s/ -lc$//'\''` -link -dll~linknames=' + # The linker will automatically build a .lib file if we build a DLL. + old_archive_from_new_cmds='true' + # FIXME: Should let the user specify the lib program. + old_archive_cmds='lib -OUT:$oldlib$oldobjs$old_deplibs' + enable_shared_with_static_runtimes=yes + ;; + esac + ;; + + darwin* | rhapsody*) + + + archive_cmds_need_lc=no + hardcode_direct=no + hardcode_automatic=yes + hardcode_shlibpath_var=unsupported + if test "$lt_cv_ld_force_load" = "yes"; then + whole_archive_flag_spec='`for conv in $convenience\"\"; do test -n \"$conv\" && new_convenience=\"$new_convenience ${wl}-force_load,$conv\"; done; func_echo_all \"$new_convenience\"`' + + else + whole_archive_flag_spec='' + fi + link_all_deplibs=yes + allow_undefined_flag="$_lt_dar_allow_undefined" + case $cc_basename in + ifort*) _lt_dar_can_shared=yes ;; + *) _lt_dar_can_shared=$GCC ;; + esac + if test "$_lt_dar_can_shared" = "yes"; then + output_verbose_link_cmd=func_echo_all + archive_cmds="\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring $_lt_dar_single_mod${_lt_dsymutil}" + module_cmds="\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags${_lt_dsymutil}" + archive_expsym_cmds="sed 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring ${_lt_dar_single_mod}${_lt_dar_export_syms}${_lt_dsymutil}" + module_expsym_cmds="sed -e 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags${_lt_dar_export_syms}${_lt_dsymutil}" + + else + ld_shlibs=no + fi + + ;; + + dgux*) + archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags' + hardcode_libdir_flag_spec='-L$libdir' + hardcode_shlibpath_var=no + ;; + + # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor + # support. Future versions do this automatically, but an explicit c++rt0.o + # does not break anything, and helps significantly (at the cost of a little + # extra space). + freebsd2.2*) + archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags /usr/lib/c++rt0.o' + hardcode_libdir_flag_spec='-R$libdir' + hardcode_direct=yes + hardcode_shlibpath_var=no + ;; + + # Unfortunately, older versions of FreeBSD 2 do not have this feature. + freebsd2.*) + archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags' + hardcode_direct=yes + hardcode_minus_L=yes + hardcode_shlibpath_var=no + ;; + + # FreeBSD 3 and greater uses gcc -shared to do shared libraries. + freebsd* | dragonfly*) + archive_cmds='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags' + hardcode_libdir_flag_spec='-R$libdir' + hardcode_direct=yes + hardcode_shlibpath_var=no + ;; + + hpux9*) + if test "$GCC" = yes; then + archive_cmds='$RM $output_objdir/$soname~$CC -shared $pic_flag ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $libobjs $deplibs $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib' + else + archive_cmds='$RM $output_objdir/$soname~$LD -b +b $install_libdir -o $output_objdir/$soname $libobjs $deplibs $linker_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib' + fi + hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir' + hardcode_libdir_separator=: + hardcode_direct=yes + + # hardcode_minus_L: Not really in the search PATH, + # but as the default location of the library. + hardcode_minus_L=yes + export_dynamic_flag_spec='${wl}-E' + ;; + + hpux10*) + if test "$GCC" = yes && test "$with_gnu_ld" = no; then + archive_cmds='$CC -shared $pic_flag ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags' + else + archive_cmds='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags' + fi + if test "$with_gnu_ld" = no; then + hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir' + hardcode_libdir_separator=: + hardcode_direct=yes + hardcode_direct_absolute=yes + export_dynamic_flag_spec='${wl}-E' + # hardcode_minus_L: Not really in the search PATH, + # but as the default location of the library. + hardcode_minus_L=yes + fi + ;; + + hpux11*) + if test "$GCC" = yes && test "$with_gnu_ld" = no; then + case $host_cpu in + hppa*64*) + archive_cmds='$CC -shared ${wl}+h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags' + ;; + ia64*) + archive_cmds='$CC -shared $pic_flag ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags' + ;; + *) + archive_cmds='$CC -shared $pic_flag ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags' + ;; + esac + else + case $host_cpu in + hppa*64*) + archive_cmds='$CC -b ${wl}+h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags' + ;; + ia64*) + archive_cmds='$CC -b ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags' + ;; + *) + + # Older versions of the 11.00 compiler do not understand -b yet + # (HP92453-01 A.11.01.20 doesn't, HP92453-01 B.11.X.35175-35176.GP does) + { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC understands -b" >&5 +$as_echo_n "checking if $CC understands -b... " >&6; } +if ${lt_cv_prog_compiler__b+:} false; then : + $as_echo_n "(cached) " >&6 +else + lt_cv_prog_compiler__b=no + save_LDFLAGS="$LDFLAGS" + LDFLAGS="$LDFLAGS -b" + echo "$lt_simple_link_test_code" > conftest.$ac_ext + if (eval $ac_link 2>conftest.err) && test -s conftest$ac_exeext; then + # The linker can only warn and ignore the option if not recognized + # So say no if there are warnings + if test -s conftest.err; then + # Append any errors to the config.log. + cat conftest.err 1>&5 + $ECHO "$_lt_linker_boilerplate" | $SED '/^$/d' > conftest.exp + $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2 + if diff conftest.exp conftest.er2 >/dev/null; then + lt_cv_prog_compiler__b=yes + fi + else + lt_cv_prog_compiler__b=yes + fi + fi + $RM -r conftest* + LDFLAGS="$save_LDFLAGS" + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler__b" >&5 +$as_echo "$lt_cv_prog_compiler__b" >&6; } + +if test x"$lt_cv_prog_compiler__b" = xyes; then + archive_cmds='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags' +else + archive_cmds='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags' +fi + + ;; + esac + fi + if test "$with_gnu_ld" = no; then + hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir' + hardcode_libdir_separator=: + + case $host_cpu in + hppa*64*|ia64*) + hardcode_direct=no + hardcode_shlibpath_var=no + ;; + *) + hardcode_direct=yes + hardcode_direct_absolute=yes + export_dynamic_flag_spec='${wl}-E' + + # hardcode_minus_L: Not really in the search PATH, + # but as the default location of the library. + hardcode_minus_L=yes + ;; + esac + fi + ;; + + irix5* | irix6* | nonstopux*) + if test "$GCC" = yes; then + archive_cmds='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib' + # Try to use the -exported_symbol ld option, if it does not + # work, assume that -exports_file does not work either and + # implicitly export all symbols. + # This should be the same for all languages, so no per-tag cache variable. + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the $host_os linker accepts -exported_symbol" >&5 +$as_echo_n "checking whether the $host_os linker accepts -exported_symbol... " >&6; } +if ${lt_cv_irix_exported_symbol+:} false; then : + $as_echo_n "(cached) " >&6 +else + save_LDFLAGS="$LDFLAGS" + LDFLAGS="$LDFLAGS -shared ${wl}-exported_symbol ${wl}foo ${wl}-update_registry ${wl}/dev/null" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +int foo (void) { return 0; } +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + lt_cv_irix_exported_symbol=yes +else + lt_cv_irix_exported_symbol=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + LDFLAGS="$save_LDFLAGS" +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_irix_exported_symbol" >&5 +$as_echo "$lt_cv_irix_exported_symbol" >&6; } + if test "$lt_cv_irix_exported_symbol" = yes; then + archive_expsym_cmds='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations ${wl}-exports_file ${wl}$export_symbols -o $lib' + fi + else + archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib' + archive_expsym_cmds='$CC -shared $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -exports_file $export_symbols -o $lib' + fi + archive_cmds_need_lc='no' + hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' + hardcode_libdir_separator=: + inherit_rpath=yes + link_all_deplibs=yes + ;; + + netbsd* | netbsdelf*-gnu) + if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then + archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags' # a.out + else + archive_cmds='$LD -shared -o $lib $libobjs $deplibs $linker_flags' # ELF + fi + hardcode_libdir_flag_spec='-R$libdir' + hardcode_direct=yes + hardcode_shlibpath_var=no + ;; + + newsos6) + archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags' + hardcode_direct=yes + hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' + hardcode_libdir_separator=: + hardcode_shlibpath_var=no + ;; + + *nto* | *qnx*) + ;; + + openbsd*) + if test -f /usr/libexec/ld.so; then + hardcode_direct=yes + hardcode_shlibpath_var=no + hardcode_direct_absolute=yes + if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then + archive_cmds='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags' + archive_expsym_cmds='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags ${wl}-retain-symbols-file,$export_symbols' + hardcode_libdir_flag_spec='${wl}-rpath,$libdir' + export_dynamic_flag_spec='${wl}-E' + else + case $host_os in + openbsd[01].* | openbsd2.[0-7] | openbsd2.[0-7].*) + archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags' + hardcode_libdir_flag_spec='-R$libdir' + ;; + *) + archive_cmds='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags' + hardcode_libdir_flag_spec='${wl}-rpath,$libdir' + ;; + esac + fi + else + ld_shlibs=no + fi + ;; + + os2*) + hardcode_libdir_flag_spec='-L$libdir' + hardcode_minus_L=yes + allow_undefined_flag=unsupported + archive_cmds='$ECHO "LIBRARY $libname INITINSTANCE" > $output_objdir/$libname.def~$ECHO "DESCRIPTION \"$libname\"" >> $output_objdir/$libname.def~echo DATA >> $output_objdir/$libname.def~echo " SINGLE NONSHARED" >> $output_objdir/$libname.def~echo EXPORTS >> $output_objdir/$libname.def~emxexp $libobjs >> $output_objdir/$libname.def~$CC -Zdll -Zcrtdll -o $lib $libobjs $deplibs $compiler_flags $output_objdir/$libname.def' + old_archive_from_new_cmds='emximp -o $output_objdir/$libname.a $output_objdir/$libname.def' + ;; + + osf3*) + if test "$GCC" = yes; then + allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*' + archive_cmds='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib' + else + allow_undefined_flag=' -expect_unresolved \*' + archive_cmds='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib' + fi + archive_cmds_need_lc='no' + hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' + hardcode_libdir_separator=: + ;; + + osf4* | osf5*) # as osf3* with the addition of -msym flag + if test "$GCC" = yes; then + allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*' + archive_cmds='$CC -shared${allow_undefined_flag} $pic_flag $libobjs $deplibs $compiler_flags ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib' + hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' + else + allow_undefined_flag=' -expect_unresolved \*' + archive_cmds='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags -msym -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib' + archive_expsym_cmds='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done; printf "%s\\n" "-hidden">> $lib.exp~ + $CC -shared${allow_undefined_flag} ${wl}-input ${wl}$lib.exp $compiler_flags $libobjs $deplibs -soname $soname `test -n "$verstring" && $ECHO "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib~$RM $lib.exp' + + # Both c and cxx compiler support -rpath directly + hardcode_libdir_flag_spec='-rpath $libdir' + fi + archive_cmds_need_lc='no' + hardcode_libdir_separator=: + ;; + + solaris*) + no_undefined_flag=' -z defs' + if test "$GCC" = yes; then + wlarc='${wl}' + archive_cmds='$CC -shared $pic_flag ${wl}-z ${wl}text ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags' + archive_expsym_cmds='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~ + $CC -shared $pic_flag ${wl}-z ${wl}text ${wl}-M ${wl}$lib.exp ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp' + else + case `$CC -V 2>&1` in + *"Compilers 5.0"*) + wlarc='' + archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags' + archive_expsym_cmds='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~ + $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$RM $lib.exp' + ;; + *) + wlarc='${wl}' + archive_cmds='$CC -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $compiler_flags' + archive_expsym_cmds='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~ + $CC -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp' + ;; + esac + fi + hardcode_libdir_flag_spec='-R$libdir' + hardcode_shlibpath_var=no + case $host_os in + solaris2.[0-5] | solaris2.[0-5].*) ;; + *) + # The compiler driver will combine and reorder linker options, + # but understands `-z linker_flag'. GCC discards it without `$wl', + # but is careful enough not to reorder. + # Supported since Solaris 2.6 (maybe 2.5.1?) + if test "$GCC" = yes; then + whole_archive_flag_spec='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract' + else + whole_archive_flag_spec='-z allextract$convenience -z defaultextract' + fi + ;; + esac + link_all_deplibs=yes + ;; + + sunos4*) + if test "x$host_vendor" = xsequent; then + # Use $CC to link under sequent, because it throws in some extra .o + # files that make .init and .fini sections work. + archive_cmds='$CC -G ${wl}-h $soname -o $lib $libobjs $deplibs $compiler_flags' + else + archive_cmds='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linker_flags' + fi + hardcode_libdir_flag_spec='-L$libdir' + hardcode_direct=yes + hardcode_minus_L=yes + hardcode_shlibpath_var=no + ;; + + sysv4) + case $host_vendor in + sni) + archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags' + hardcode_direct=yes # is this really true??? + ;; + siemens) + ## LD is ld it makes a PLAMLIB + ## CC just makes a GrossModule. + archive_cmds='$LD -G -o $lib $libobjs $deplibs $linker_flags' + reload_cmds='$CC -r -o $output$reload_objs' + hardcode_direct=no + ;; + motorola) + archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags' + hardcode_direct=no #Motorola manual says yes, but my tests say they lie + ;; + esac + runpath_var='LD_RUN_PATH' + hardcode_shlibpath_var=no + ;; + + sysv4.3*) + archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags' + hardcode_shlibpath_var=no + export_dynamic_flag_spec='-Bexport' + ;; + + sysv4*MP*) + if test -d /usr/nec; then + archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags' + hardcode_shlibpath_var=no + runpath_var=LD_RUN_PATH + hardcode_runpath_var=yes + ld_shlibs=yes + fi + ;; + + sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[01].[10]* | unixware7* | sco3.2v5.0.[024]*) + no_undefined_flag='${wl}-z,text' + archive_cmds_need_lc=no + hardcode_shlibpath_var=no + runpath_var='LD_RUN_PATH' + + if test "$GCC" = yes; then + archive_cmds='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags' + archive_expsym_cmds='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags' + else + archive_cmds='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags' + archive_expsym_cmds='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags' + fi + ;; + + sysv5* | sco3.2v5* | sco5v6*) + # Note: We can NOT use -z defs as we might desire, because we do not + # link with -lc, and that would cause any symbols used from libc to + # always be unresolved, which means just about no library would + # ever link correctly. If we're not using GNU ld we use -z text + # though, which does catch some bad symbols but isn't as heavy-handed + # as -z defs. + no_undefined_flag='${wl}-z,text' + allow_undefined_flag='${wl}-z,nodefs' + archive_cmds_need_lc=no + hardcode_shlibpath_var=no + hardcode_libdir_flag_spec='${wl}-R,$libdir' + hardcode_libdir_separator=':' + link_all_deplibs=yes + export_dynamic_flag_spec='${wl}-Bexport' + runpath_var='LD_RUN_PATH' + + if test "$GCC" = yes; then + archive_cmds='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags' + archive_expsym_cmds='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags' + else + archive_cmds='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags' + archive_expsym_cmds='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags' + fi + ;; + + uts4*) + archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags' + hardcode_libdir_flag_spec='-L$libdir' + hardcode_shlibpath_var=no + ;; + + *) + ld_shlibs=no + ;; + esac + + if test x$host_vendor = xsni; then + case $host in + sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*) + export_dynamic_flag_spec='${wl}-Blargedynsym' + ;; + esac + fi + fi + +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ld_shlibs" >&5 +$as_echo "$ld_shlibs" >&6; } +test "$ld_shlibs" = no && can_build_shared=no + +with_gnu_ld=$with_gnu_ld + + + + + + + + + + + + + + + +# +# Do we need to explicitly link libc? +# +case "x$archive_cmds_need_lc" in +x|xyes) + # Assume -lc should be added + archive_cmds_need_lc=yes + + if test "$enable_shared" = yes && test "$GCC" = yes; then + case $archive_cmds in + *'~'*) + # FIXME: we may have to deal with multi-command sequences. + ;; + '$CC '*) + # Test whether the compiler implicitly links with -lc since on some + # systems, -lgcc has to come before -lc. If gcc already passes -lc + # to ld, don't add -lc before -lgcc. + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -lc should be explicitly linked in" >&5 +$as_echo_n "checking whether -lc should be explicitly linked in... " >&6; } +if ${lt_cv_archive_cmds_need_lc+:} false; then : + $as_echo_n "(cached) " >&6 +else + $RM conftest* + echo "$lt_simple_compile_test_code" > conftest.$ac_ext + + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } 2>conftest.err; then + soname=conftest + lib=conftest + libobjs=conftest.$ac_objext + deplibs= + wl=$lt_prog_compiler_wl + pic_flag=$lt_prog_compiler_pic + compiler_flags=-v + linker_flags=-v + verstring= + output_objdir=. + libname=conftest + lt_save_allow_undefined_flag=$allow_undefined_flag + allow_undefined_flag= + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$archive_cmds 2\>\&1 \| $GREP \" -lc \" \>/dev/null 2\>\&1\""; } >&5 + (eval $archive_cmds 2\>\&1 \| $GREP \" -lc \" \>/dev/null 2\>\&1) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } + then + lt_cv_archive_cmds_need_lc=no + else + lt_cv_archive_cmds_need_lc=yes + fi + allow_undefined_flag=$lt_save_allow_undefined_flag + else + cat conftest.err 1>&5 + fi + $RM conftest* + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_archive_cmds_need_lc" >&5 +$as_echo "$lt_cv_archive_cmds_need_lc" >&6; } + archive_cmds_need_lc=$lt_cv_archive_cmds_need_lc + ;; + esac + fi + ;; +esac + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking dynamic linker characteristics" >&5 +$as_echo_n "checking dynamic linker characteristics... " >&6; } + +if test "$GCC" = yes; then + case $host_os in + darwin*) lt_awk_arg="/^libraries:/,/LR/" ;; + *) lt_awk_arg="/^libraries:/" ;; + esac + case $host_os in + mingw* | cegcc*) lt_sed_strip_eq="s,=\([A-Za-z]:\),\1,g" ;; + *) lt_sed_strip_eq="s,=/,/,g" ;; + esac + lt_search_path_spec=`$CC -print-search-dirs | awk $lt_awk_arg | $SED -e "s/^libraries://" -e $lt_sed_strip_eq` + case $lt_search_path_spec in + *\;*) + # if the path contains ";" then we assume it to be the separator + # otherwise default to the standard path separator (i.e. ":") - it is + # assumed that no part of a normal pathname contains ";" but that should + # okay in the real world where ";" in dirpaths is itself problematic. + lt_search_path_spec=`$ECHO "$lt_search_path_spec" | $SED 's/;/ /g'` + ;; + *) + lt_search_path_spec=`$ECHO "$lt_search_path_spec" | $SED "s/$PATH_SEPARATOR/ /g"` + ;; + esac + # Ok, now we have the path, separated by spaces, we can step through it + # and add multilib dir if necessary. + lt_tmp_lt_search_path_spec= + lt_multi_os_dir=`$CC $CPPFLAGS $CFLAGS $LDFLAGS -print-multi-os-directory 2>/dev/null` + for lt_sys_path in $lt_search_path_spec; do + if test -d "$lt_sys_path/$lt_multi_os_dir"; then + lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path/$lt_multi_os_dir" + else + test -d "$lt_sys_path" && \ + lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path" + fi + done + lt_search_path_spec=`$ECHO "$lt_tmp_lt_search_path_spec" | awk ' +BEGIN {RS=" "; FS="/|\n";} { + lt_foo=""; + lt_count=0; + for (lt_i = NF; lt_i > 0; lt_i--) { + if ($lt_i != "" && $lt_i != ".") { + if ($lt_i == "..") { + lt_count++; + } else { + if (lt_count == 0) { + lt_foo="/" $lt_i lt_foo; + } else { + lt_count--; + } + } + } + } + if (lt_foo != "") { lt_freq[lt_foo]++; } + if (lt_freq[lt_foo] == 1) { print lt_foo; } +}'` + # AWK program above erroneously prepends '/' to C:/dos/paths + # for these hosts. + case $host_os in + mingw* | cegcc*) lt_search_path_spec=`$ECHO "$lt_search_path_spec" |\ + $SED 's,/\([A-Za-z]:\),\1,g'` ;; + esac + sys_lib_search_path_spec=`$ECHO "$lt_search_path_spec" | $lt_NL2SP` +else + sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib" +fi +library_names_spec= +libname_spec='lib$name' +soname_spec= +shrext_cmds=".so" +postinstall_cmds= +postuninstall_cmds= +finish_cmds= +finish_eval= +shlibpath_var= +shlibpath_overrides_runpath=unknown +version_type=none +dynamic_linker="$host_os ld.so" +sys_lib_dlsearch_path_spec="/lib /usr/lib" +need_lib_prefix=unknown +hardcode_into_libs=no + +# when you set need_version to no, make sure it does not cause -set_version +# flags to be left without arguments +need_version=unknown + +case $host_os in +aix3*) + version_type=linux # correct to gnu/linux during the next big refactor + library_names_spec='${libname}${release}${shared_ext}$versuffix $libname.a' + shlibpath_var=LIBPATH + + # AIX 3 has no versioning support, so we append a major version to the name. + soname_spec='${libname}${release}${shared_ext}$major' + ;; + +aix[4-9]*) + version_type=linux # correct to gnu/linux during the next big refactor + need_lib_prefix=no + need_version=no + hardcode_into_libs=yes + if test "$host_cpu" = ia64; then + # AIX 5 supports IA64 + library_names_spec='${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext}$versuffix $libname${shared_ext}' + shlibpath_var=LD_LIBRARY_PATH + else + # With GCC up to 2.95.x, collect2 would create an import file + # for dependence libraries. The import file would start with + # the line `#! .'. This would cause the generated library to + # depend on `.', always an invalid library. This was fixed in + # development snapshots of GCC prior to 3.0. + case $host_os in + aix4 | aix4.[01] | aix4.[01].*) + if { echo '#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 97)' + echo ' yes ' + echo '#endif'; } | ${CC} -E - | $GREP yes > /dev/null; then + : + else + can_build_shared=no + fi + ;; + esac + # AIX (on Power*) has no versioning support, so currently we can not hardcode correct + # soname into executable. Probably we can add versioning support to + # collect2, so additional links can be useful in future. + if test "$aix_use_runtimelinking" = yes; then + # If using run time linking (on AIX 4.2 or later) use lib.so + # instead of lib.a to let people know that these are not + # typical AIX shared libraries. + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}' + else + # We preserve .a as extension for shared libraries through AIX4.2 + # and later when we are not doing run time linking. + library_names_spec='${libname}${release}.a $libname.a' + soname_spec='${libname}${release}${shared_ext}$major' + fi + shlibpath_var=LIBPATH + fi + ;; + +amigaos*) + case $host_cpu in + powerpc) + # Since July 2007 AmigaOS4 officially supports .so libraries. + # When compiling the executable, add -use-dynld -Lsobjs: to the compileline. + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}' + ;; + m68k) + library_names_spec='$libname.ixlibrary $libname.a' + # Create ${libname}_ixlibrary.a entries in /sys/libs. + finish_eval='for lib in `ls $libdir/*.ixlibrary 2>/dev/null`; do libname=`func_echo_all "$lib" | $SED '\''s%^.*/\([^/]*\)\.ixlibrary$%\1%'\''`; test $RM /sys/libs/${libname}_ixlibrary.a; $show "cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a"; cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a || exit 1; done' + ;; + esac + ;; + +beos*) + library_names_spec='${libname}${shared_ext}' + dynamic_linker="$host_os ld.so" + shlibpath_var=LIBRARY_PATH + ;; + +bsdi[45]*) + version_type=linux # correct to gnu/linux during the next big refactor + need_version=no + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}' + soname_spec='${libname}${release}${shared_ext}$major' + finish_cmds='PATH="\$PATH:/sbin" ldconfig $libdir' + shlibpath_var=LD_LIBRARY_PATH + sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib" + sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib" + # the default ld.so.conf also contains /usr/contrib/lib and + # /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow + # libtool to hard-code these into programs + ;; + +cygwin* | mingw* | pw32* | cegcc*) + version_type=windows + shrext_cmds=".dll" + need_version=no + need_lib_prefix=no + + case $GCC,$cc_basename in + yes,*) + # gcc + library_names_spec='$libname.dll.a' + # DLL is installed to $(libdir)/../bin by postinstall_cmds + postinstall_cmds='base_file=`basename \${file}`~ + dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\${base_file}'\''i; echo \$dlname'\''`~ + dldir=$destdir/`dirname \$dlpath`~ + test -d \$dldir || mkdir -p \$dldir~ + $install_prog $dir/$dlname \$dldir/$dlname~ + chmod a+x \$dldir/$dlname~ + if test -n '\''$stripme'\'' && test -n '\''$striplib'\''; then + eval '\''$striplib \$dldir/$dlname'\'' || exit \$?; + fi' + postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~ + dlpath=$dir/\$dldll~ + $RM \$dlpath' + shlibpath_overrides_runpath=yes + + case $host_os in + cygwin*) + # Cygwin DLLs use 'cyg' prefix rather than 'lib' + soname_spec='`echo ${libname} | sed -e 's/^lib/cyg/'``echo ${release} | $SED -e 's/[.]/-/g'`${versuffix}${shared_ext}' + + sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/lib/w32api" + ;; + mingw* | cegcc*) + # MinGW DLLs use traditional 'lib' prefix + soname_spec='${libname}`echo ${release} | $SED -e 's/[.]/-/g'`${versuffix}${shared_ext}' + ;; + pw32*) + # pw32 DLLs use 'pw' prefix rather than 'lib' + library_names_spec='`echo ${libname} | sed -e 's/^lib/pw/'``echo ${release} | $SED -e 's/[.]/-/g'`${versuffix}${shared_ext}' + ;; + esac + dynamic_linker='Win32 ld.exe' + ;; + + *,cl*) + # Native MSVC + libname_spec='$name' + soname_spec='${libname}`echo ${release} | $SED -e 's/[.]/-/g'`${versuffix}${shared_ext}' + library_names_spec='${libname}.dll.lib' + + case $build_os in + mingw*) + sys_lib_search_path_spec= + lt_save_ifs=$IFS + IFS=';' + for lt_path in $LIB + do + IFS=$lt_save_ifs + # Let DOS variable expansion print the short 8.3 style file name. + lt_path=`cd "$lt_path" 2>/dev/null && cmd //C "for %i in (".") do @echo %~si"` + sys_lib_search_path_spec="$sys_lib_search_path_spec $lt_path" + done + IFS=$lt_save_ifs + # Convert to MSYS style. + sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | sed -e 's|\\\\|/|g' -e 's| \\([a-zA-Z]\\):| /\\1|g' -e 's|^ ||'` + ;; + cygwin*) + # Convert to unix form, then to dos form, then back to unix form + # but this time dos style (no spaces!) so that the unix form looks + # like /cygdrive/c/PROGRA~1:/cygdr... + sys_lib_search_path_spec=`cygpath --path --unix "$LIB"` + sys_lib_search_path_spec=`cygpath --path --dos "$sys_lib_search_path_spec" 2>/dev/null` + sys_lib_search_path_spec=`cygpath --path --unix "$sys_lib_search_path_spec" | $SED -e "s/$PATH_SEPARATOR/ /g"` + ;; + *) + sys_lib_search_path_spec="$LIB" + if $ECHO "$sys_lib_search_path_spec" | $GREP ';[c-zC-Z]:/' >/dev/null; then + # It is most probably a Windows format PATH. + sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | $SED -e 's/;/ /g'` + else + sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | $SED -e "s/$PATH_SEPARATOR/ /g"` + fi + # FIXME: find the short name or the path components, as spaces are + # common. (e.g. "Program Files" -> "PROGRA~1") + ;; + esac + + # DLL is installed to $(libdir)/../bin by postinstall_cmds + postinstall_cmds='base_file=`basename \${file}`~ + dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\${base_file}'\''i; echo \$dlname'\''`~ + dldir=$destdir/`dirname \$dlpath`~ + test -d \$dldir || mkdir -p \$dldir~ + $install_prog $dir/$dlname \$dldir/$dlname' + postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~ + dlpath=$dir/\$dldll~ + $RM \$dlpath' + shlibpath_overrides_runpath=yes + dynamic_linker='Win32 link.exe' + ;; + + *) + # Assume MSVC wrapper + library_names_spec='${libname}`echo ${release} | $SED -e 's/[.]/-/g'`${versuffix}${shared_ext} $libname.lib' + dynamic_linker='Win32 ld.exe' + ;; + esac + # FIXME: first we should search . and the directory the executable is in + shlibpath_var=PATH + ;; + +darwin* | rhapsody*) + dynamic_linker="$host_os dyld" + version_type=darwin + need_lib_prefix=no + need_version=no + library_names_spec='${libname}${release}${major}$shared_ext ${libname}$shared_ext' + soname_spec='${libname}${release}${major}$shared_ext' + shlibpath_overrides_runpath=yes + shlibpath_var=DYLD_LIBRARY_PATH + shrext_cmds='`test .$module = .yes && echo .so || echo .dylib`' + + sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/local/lib" + sys_lib_dlsearch_path_spec='/usr/local/lib /lib /usr/lib' + ;; + +dgux*) + version_type=linux # correct to gnu/linux during the next big refactor + need_lib_prefix=no + need_version=no + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname$shared_ext' + soname_spec='${libname}${release}${shared_ext}$major' + shlibpath_var=LD_LIBRARY_PATH + ;; + +freebsd* | dragonfly*) + # DragonFly does not have aout. When/if they implement a new + # versioning mechanism, adjust this. + if test -x /usr/bin/objformat; then + objformat=`/usr/bin/objformat` + else + case $host_os in + freebsd[23].*) objformat=aout ;; + *) objformat=elf ;; + esac + fi + version_type=freebsd-$objformat + case $version_type in + freebsd-elf*) + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}' + need_version=no + need_lib_prefix=no + ;; + freebsd-*) + library_names_spec='${libname}${release}${shared_ext}$versuffix $libname${shared_ext}$versuffix' + need_version=yes + ;; + esac + shlibpath_var=LD_LIBRARY_PATH + case $host_os in + freebsd2.*) + shlibpath_overrides_runpath=yes + ;; + freebsd3.[01]* | freebsdelf3.[01]*) + shlibpath_overrides_runpath=yes + hardcode_into_libs=yes + ;; + freebsd3.[2-9]* | freebsdelf3.[2-9]* | \ + freebsd4.[0-5] | freebsdelf4.[0-5] | freebsd4.1.1 | freebsdelf4.1.1) + shlibpath_overrides_runpath=no + hardcode_into_libs=yes + ;; + *) # from 4.6 on, and DragonFly + shlibpath_overrides_runpath=yes + hardcode_into_libs=yes + ;; + esac + ;; + +haiku*) + version_type=linux # correct to gnu/linux during the next big refactor + need_lib_prefix=no + need_version=no + dynamic_linker="$host_os runtime_loader" + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}${major} ${libname}${shared_ext}' + soname_spec='${libname}${release}${shared_ext}$major' + shlibpath_var=LIBRARY_PATH + shlibpath_overrides_runpath=yes + sys_lib_dlsearch_path_spec='/boot/home/config/lib /boot/common/lib /boot/system/lib' + hardcode_into_libs=yes + ;; + +hpux9* | hpux10* | hpux11*) + # Give a soname corresponding to the major version so that dld.sl refuses to + # link against other versions. + version_type=sunos + need_lib_prefix=no + need_version=no + case $host_cpu in + ia64*) + shrext_cmds='.so' + hardcode_into_libs=yes + dynamic_linker="$host_os dld.so" + shlibpath_var=LD_LIBRARY_PATH + shlibpath_overrides_runpath=yes # Unless +noenvvar is specified. + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}' + soname_spec='${libname}${release}${shared_ext}$major' + if test "X$HPUX_IA64_MODE" = X32; then + sys_lib_search_path_spec="/usr/lib/hpux32 /usr/local/lib/hpux32 /usr/local/lib" + else + sys_lib_search_path_spec="/usr/lib/hpux64 /usr/local/lib/hpux64" + fi + sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec + ;; + hppa*64*) + shrext_cmds='.sl' + hardcode_into_libs=yes + dynamic_linker="$host_os dld.sl" + shlibpath_var=LD_LIBRARY_PATH # How should we handle SHLIB_PATH + shlibpath_overrides_runpath=yes # Unless +noenvvar is specified. + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}' + soname_spec='${libname}${release}${shared_ext}$major' + sys_lib_search_path_spec="/usr/lib/pa20_64 /usr/ccs/lib/pa20_64" + sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec + ;; + *) + shrext_cmds='.sl' + dynamic_linker="$host_os dld.sl" + shlibpath_var=SHLIB_PATH + shlibpath_overrides_runpath=no # +s is required to enable SHLIB_PATH + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}' + soname_spec='${libname}${release}${shared_ext}$major' + ;; + esac + # HP-UX runs *really* slowly unless shared libraries are mode 555, ... + postinstall_cmds='chmod 555 $lib' + # or fails outright, so override atomically: + install_override_mode=555 + ;; + +interix[3-9]*) + version_type=linux # correct to gnu/linux during the next big refactor + need_lib_prefix=no + need_version=no + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}' + soname_spec='${libname}${release}${shared_ext}$major' + dynamic_linker='Interix 3.x ld.so.1 (PE, like ELF)' + shlibpath_var=LD_LIBRARY_PATH + shlibpath_overrides_runpath=no + hardcode_into_libs=yes + ;; + +irix5* | irix6* | nonstopux*) + case $host_os in + nonstopux*) version_type=nonstopux ;; + *) + if test "$lt_cv_prog_gnu_ld" = yes; then + version_type=linux # correct to gnu/linux during the next big refactor + else + version_type=irix + fi ;; + esac + need_lib_prefix=no + need_version=no + soname_spec='${libname}${release}${shared_ext}$major' + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext} $libname${shared_ext}' + case $host_os in + irix5* | nonstopux*) + libsuff= shlibsuff= + ;; + *) + case $LD in # libtool.m4 will add one of these switches to LD + *-32|*"-32 "|*-melf32bsmip|*"-melf32bsmip ") + libsuff= shlibsuff= libmagic=32-bit;; + *-n32|*"-n32 "|*-melf32bmipn32|*"-melf32bmipn32 ") + libsuff=32 shlibsuff=N32 libmagic=N32;; + *-64|*"-64 "|*-melf64bmip|*"-melf64bmip ") + libsuff=64 shlibsuff=64 libmagic=64-bit;; + *) libsuff= shlibsuff= libmagic=never-match;; + esac + ;; + esac + shlibpath_var=LD_LIBRARY${shlibsuff}_PATH + shlibpath_overrides_runpath=no + sys_lib_search_path_spec="/usr/lib${libsuff} /lib${libsuff} /usr/local/lib${libsuff}" + sys_lib_dlsearch_path_spec="/usr/lib${libsuff} /lib${libsuff}" + hardcode_into_libs=yes + ;; + +# No shared lib support for Linux oldld, aout, or coff. +linux*oldld* | linux*aout* | linux*coff*) + dynamic_linker=no + ;; + +# This must be glibc/ELF. +linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*) + version_type=linux # correct to gnu/linux during the next big refactor + need_lib_prefix=no + need_version=no + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}' + soname_spec='${libname}${release}${shared_ext}$major' + finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir' + shlibpath_var=LD_LIBRARY_PATH + shlibpath_overrides_runpath=no + + # Some binutils ld are patched to set DT_RUNPATH + if ${lt_cv_shlibpath_overrides_runpath+:} false; then : + $as_echo_n "(cached) " >&6 +else + lt_cv_shlibpath_overrides_runpath=no + save_LDFLAGS=$LDFLAGS + save_libdir=$libdir + eval "libdir=/foo; wl=\"$lt_prog_compiler_wl\"; \ + LDFLAGS=\"\$LDFLAGS $hardcode_libdir_flag_spec\"" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + if ($OBJDUMP -p conftest$ac_exeext) 2>/dev/null | grep "RUNPATH.*$libdir" >/dev/null; then : + lt_cv_shlibpath_overrides_runpath=yes +fi +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + LDFLAGS=$save_LDFLAGS + libdir=$save_libdir + +fi + + shlibpath_overrides_runpath=$lt_cv_shlibpath_overrides_runpath + + # This implies no fast_install, which is unacceptable. + # Some rework will be needed to allow for fast_install + # before this can be enabled. + hardcode_into_libs=yes + + # Append ld.so.conf contents to the search path + if test -f /etc/ld.so.conf; then + lt_ld_extra=`awk '/^include / { system(sprintf("cd /etc; cat %s 2>/dev/null", \$2)); skip = 1; } { if (!skip) print \$0; skip = 0; }' < /etc/ld.so.conf | $SED -e 's/#.*//;/^[ ]*hwcap[ ]/d;s/[:, ]/ /g;s/=[^=]*$//;s/=[^= ]* / /g;s/"//g;/^$/d' | tr '\n' ' '` + sys_lib_dlsearch_path_spec="/lib /usr/lib $lt_ld_extra" + fi + + # We used to test for /lib/ld.so.1 and disable shared libraries on + # powerpc, because MkLinux only supported shared libraries with the + # GNU dynamic linker. Since this was broken with cross compilers, + # most powerpc-linux boxes support dynamic linking these days and + # people can always --disable-shared, the test was removed, and we + # assume the GNU/Linux dynamic linker is in use. + dynamic_linker='GNU/Linux ld.so' + ;; + +netbsdelf*-gnu) + version_type=linux + need_lib_prefix=no + need_version=no + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}' + soname_spec='${libname}${release}${shared_ext}$major' + shlibpath_var=LD_LIBRARY_PATH + shlibpath_overrides_runpath=no + hardcode_into_libs=yes + dynamic_linker='NetBSD ld.elf_so' + ;; + +netbsd*) + version_type=sunos + need_lib_prefix=no + need_version=no + if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix' + finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir' + dynamic_linker='NetBSD (a.out) ld.so' + else + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}' + soname_spec='${libname}${release}${shared_ext}$major' + dynamic_linker='NetBSD ld.elf_so' + fi + shlibpath_var=LD_LIBRARY_PATH + shlibpath_overrides_runpath=yes + hardcode_into_libs=yes + ;; + +newsos6) + version_type=linux # correct to gnu/linux during the next big refactor + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}' + shlibpath_var=LD_LIBRARY_PATH + shlibpath_overrides_runpath=yes + ;; + +*nto* | *qnx*) + version_type=qnx + need_lib_prefix=no + need_version=no + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}' + soname_spec='${libname}${release}${shared_ext}$major' + shlibpath_var=LD_LIBRARY_PATH + shlibpath_overrides_runpath=no + hardcode_into_libs=yes + dynamic_linker='ldqnx.so' + ;; + +openbsd*) + version_type=sunos + sys_lib_dlsearch_path_spec="/usr/lib" + need_lib_prefix=no + # Some older versions of OpenBSD (3.3 at least) *do* need versioned libs. + case $host_os in + openbsd3.3 | openbsd3.3.*) need_version=yes ;; + *) need_version=no ;; + esac + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix' + finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir' + shlibpath_var=LD_LIBRARY_PATH + if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then + case $host_os in + openbsd2.[89] | openbsd2.[89].*) + shlibpath_overrides_runpath=no + ;; + *) + shlibpath_overrides_runpath=yes + ;; + esac + else + shlibpath_overrides_runpath=yes + fi + ;; + +os2*) + libname_spec='$name' + shrext_cmds=".dll" + need_lib_prefix=no + library_names_spec='$libname${shared_ext} $libname.a' + dynamic_linker='OS/2 ld.exe' + shlibpath_var=LIBPATH + ;; + +osf3* | osf4* | osf5*) + version_type=osf + need_lib_prefix=no + need_version=no + soname_spec='${libname}${release}${shared_ext}$major' + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}' + shlibpath_var=LD_LIBRARY_PATH + sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib" + sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec" + ;; + +rdos*) + dynamic_linker=no + ;; + +solaris*) + version_type=linux # correct to gnu/linux during the next big refactor + need_lib_prefix=no + need_version=no + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}' + soname_spec='${libname}${release}${shared_ext}$major' + shlibpath_var=LD_LIBRARY_PATH + shlibpath_overrides_runpath=yes + hardcode_into_libs=yes + # ldd complains unless libraries are executable + postinstall_cmds='chmod +x $lib' + ;; + +sunos4*) + version_type=sunos + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix' + finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir' + shlibpath_var=LD_LIBRARY_PATH + shlibpath_overrides_runpath=yes + if test "$with_gnu_ld" = yes; then + need_lib_prefix=no + fi + need_version=yes + ;; + +sysv4 | sysv4.3*) + version_type=linux # correct to gnu/linux during the next big refactor + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}' + soname_spec='${libname}${release}${shared_ext}$major' + shlibpath_var=LD_LIBRARY_PATH + case $host_vendor in + sni) + shlibpath_overrides_runpath=no + need_lib_prefix=no + runpath_var=LD_RUN_PATH + ;; + siemens) + need_lib_prefix=no + ;; + motorola) + need_lib_prefix=no + need_version=no + shlibpath_overrides_runpath=no + sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib' + ;; + esac + ;; + +sysv4*MP*) + if test -d /usr/nec ;then + version_type=linux # correct to gnu/linux during the next big refactor + library_names_spec='$libname${shared_ext}.$versuffix $libname${shared_ext}.$major $libname${shared_ext}' + soname_spec='$libname${shared_ext}.$major' + shlibpath_var=LD_LIBRARY_PATH + fi + ;; + +sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*) + version_type=freebsd-elf + need_lib_prefix=no + need_version=no + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}' + soname_spec='${libname}${release}${shared_ext}$major' + shlibpath_var=LD_LIBRARY_PATH + shlibpath_overrides_runpath=yes + hardcode_into_libs=yes + if test "$with_gnu_ld" = yes; then + sys_lib_search_path_spec='/usr/local/lib /usr/gnu/lib /usr/ccs/lib /usr/lib /lib' + else + sys_lib_search_path_spec='/usr/ccs/lib /usr/lib' + case $host_os in + sco3.2v5*) + sys_lib_search_path_spec="$sys_lib_search_path_spec /lib" + ;; + esac + fi + sys_lib_dlsearch_path_spec='/usr/lib' + ;; + +tpf*) + # TPF is a cross-target only. Preferred cross-host = GNU/Linux. + version_type=linux # correct to gnu/linux during the next big refactor + need_lib_prefix=no + need_version=no + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}' + shlibpath_var=LD_LIBRARY_PATH + shlibpath_overrides_runpath=no + hardcode_into_libs=yes + ;; + +uts4*) + version_type=linux # correct to gnu/linux during the next big refactor + library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}' + soname_spec='${libname}${release}${shared_ext}$major' + shlibpath_var=LD_LIBRARY_PATH + ;; + +*) + dynamic_linker=no + ;; +esac +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $dynamic_linker" >&5 +$as_echo "$dynamic_linker" >&6; } +test "$dynamic_linker" = no && can_build_shared=no + +variables_saved_for_relink="PATH $shlibpath_var $runpath_var" +if test "$GCC" = yes; then + variables_saved_for_relink="$variables_saved_for_relink GCC_EXEC_PREFIX COMPILER_PATH LIBRARY_PATH" +fi + +if test "${lt_cv_sys_lib_search_path_spec+set}" = set; then + sys_lib_search_path_spec="$lt_cv_sys_lib_search_path_spec" +fi +if test "${lt_cv_sys_lib_dlsearch_path_spec+set}" = set; then + sys_lib_dlsearch_path_spec="$lt_cv_sys_lib_dlsearch_path_spec" +fi + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking how to hardcode library paths into programs" >&5 +$as_echo_n "checking how to hardcode library paths into programs... " >&6; } +hardcode_action= +if test -n "$hardcode_libdir_flag_spec" || + test -n "$runpath_var" || + test "X$hardcode_automatic" = "Xyes" ; then + + # We can hardcode non-existent directories. + if test "$hardcode_direct" != no && + # If the only mechanism to avoid hardcoding is shlibpath_var, we + # have to relink, otherwise we might link with an installed library + # when we should be linking with a yet-to-be-installed one + ## test "$_LT_TAGVAR(hardcode_shlibpath_var, )" != no && + test "$hardcode_minus_L" != no; then + # Linking always hardcodes the temporary library directory. + hardcode_action=relink + else + # We can link without hardcoding, and we can hardcode nonexisting dirs. + hardcode_action=immediate + fi +else + # We cannot hardcode anything, or else we can only hardcode existing + # directories. + hardcode_action=unsupported +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $hardcode_action" >&5 +$as_echo "$hardcode_action" >&6; } + +if test "$hardcode_action" = relink || + test "$inherit_rpath" = yes; then + # Fast installation is not supported + enable_fast_install=no +elif test "$shlibpath_overrides_runpath" = yes || + test "$enable_shared" = no; then + # Fast installation is not necessary + enable_fast_install=needless +fi + + + + + + + if test "x$enable_dlopen" != xyes; then + enable_dlopen=unknown + enable_dlopen_self=unknown + enable_dlopen_self_static=unknown +else + lt_cv_dlopen=no + lt_cv_dlopen_libs= + + case $host_os in + beos*) + lt_cv_dlopen="load_add_on" + lt_cv_dlopen_libs= + lt_cv_dlopen_self=yes + ;; + + mingw* | pw32* | cegcc*) + lt_cv_dlopen="LoadLibrary" + lt_cv_dlopen_libs= + ;; + + cygwin*) + lt_cv_dlopen="dlopen" + lt_cv_dlopen_libs= + ;; + + darwin*) + # if libdl is installed we need to link against it + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dlopen in -ldl" >&5 +$as_echo_n "checking for dlopen in -ldl... " >&6; } +if ${ac_cv_lib_dl_dlopen+:} false; then : + $as_echo_n "(cached) " >&6 +else + ac_check_lib_save_LIBS=$LIBS +LIBS="-ldl $LIBS" +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char dlopen (); +int +main () +{ +return dlopen (); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_lib_dl_dlopen=yes +else + ac_cv_lib_dl_dlopen=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +LIBS=$ac_check_lib_save_LIBS +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dl_dlopen" >&5 +$as_echo "$ac_cv_lib_dl_dlopen" >&6; } +if test "x$ac_cv_lib_dl_dlopen" = xyes; then : + lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl" +else + + lt_cv_dlopen="dyld" + lt_cv_dlopen_libs= + lt_cv_dlopen_self=yes + +fi + + ;; + + *) + ac_fn_c_check_func "$LINENO" "shl_load" "ac_cv_func_shl_load" +if test "x$ac_cv_func_shl_load" = xyes; then : + lt_cv_dlopen="shl_load" +else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for shl_load in -ldld" >&5 +$as_echo_n "checking for shl_load in -ldld... " >&6; } +if ${ac_cv_lib_dld_shl_load+:} false; then : + $as_echo_n "(cached) " >&6 +else + ac_check_lib_save_LIBS=$LIBS +LIBS="-ldld $LIBS" +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char shl_load (); +int +main () +{ +return shl_load (); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_lib_dld_shl_load=yes +else + ac_cv_lib_dld_shl_load=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +LIBS=$ac_check_lib_save_LIBS +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dld_shl_load" >&5 +$as_echo "$ac_cv_lib_dld_shl_load" >&6; } +if test "x$ac_cv_lib_dld_shl_load" = xyes; then : + lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-ldld" +else + ac_fn_c_check_func "$LINENO" "dlopen" "ac_cv_func_dlopen" +if test "x$ac_cv_func_dlopen" = xyes; then : + lt_cv_dlopen="dlopen" +else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dlopen in -ldl" >&5 +$as_echo_n "checking for dlopen in -ldl... " >&6; } +if ${ac_cv_lib_dl_dlopen+:} false; then : + $as_echo_n "(cached) " >&6 +else + ac_check_lib_save_LIBS=$LIBS +LIBS="-ldl $LIBS" +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char dlopen (); +int +main () +{ +return dlopen (); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_lib_dl_dlopen=yes +else + ac_cv_lib_dl_dlopen=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +LIBS=$ac_check_lib_save_LIBS +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dl_dlopen" >&5 +$as_echo "$ac_cv_lib_dl_dlopen" >&6; } +if test "x$ac_cv_lib_dl_dlopen" = xyes; then : + lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl" +else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dlopen in -lsvld" >&5 +$as_echo_n "checking for dlopen in -lsvld... " >&6; } +if ${ac_cv_lib_svld_dlopen+:} false; then : + $as_echo_n "(cached) " >&6 +else + ac_check_lib_save_LIBS=$LIBS +LIBS="-lsvld $LIBS" +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char dlopen (); +int +main () +{ +return dlopen (); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_lib_svld_dlopen=yes +else + ac_cv_lib_svld_dlopen=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +LIBS=$ac_check_lib_save_LIBS +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_svld_dlopen" >&5 +$as_echo "$ac_cv_lib_svld_dlopen" >&6; } +if test "x$ac_cv_lib_svld_dlopen" = xyes; then : + lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-lsvld" +else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dld_link in -ldld" >&5 +$as_echo_n "checking for dld_link in -ldld... " >&6; } +if ${ac_cv_lib_dld_dld_link+:} false; then : + $as_echo_n "(cached) " >&6 +else + ac_check_lib_save_LIBS=$LIBS +LIBS="-ldld $LIBS" +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char dld_link (); +int +main () +{ +return dld_link (); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_lib_dld_dld_link=yes +else + ac_cv_lib_dld_dld_link=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +LIBS=$ac_check_lib_save_LIBS +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dld_dld_link" >&5 +$as_echo "$ac_cv_lib_dld_dld_link" >&6; } +if test "x$ac_cv_lib_dld_dld_link" = xyes; then : + lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-ldld" +fi + + +fi + + +fi + + +fi + + +fi + + +fi + + ;; + esac + + if test "x$lt_cv_dlopen" != xno; then + enable_dlopen=yes + else + enable_dlopen=no + fi + + case $lt_cv_dlopen in + dlopen) + save_CPPFLAGS="$CPPFLAGS" + test "x$ac_cv_header_dlfcn_h" = xyes && CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H" + + save_LDFLAGS="$LDFLAGS" + wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\" + + save_LIBS="$LIBS" + LIBS="$lt_cv_dlopen_libs $LIBS" + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether a program can dlopen itself" >&5 +$as_echo_n "checking whether a program can dlopen itself... " >&6; } +if ${lt_cv_dlopen_self+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test "$cross_compiling" = yes; then : + lt_cv_dlopen_self=cross +else + lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2 + lt_status=$lt_dlunknown + cat > conftest.$ac_ext <<_LT_EOF +#line $LINENO "configure" +#include "confdefs.h" + +#if HAVE_DLFCN_H +#include +#endif + +#include + +#ifdef RTLD_GLOBAL +# define LT_DLGLOBAL RTLD_GLOBAL +#else +# ifdef DL_GLOBAL +# define LT_DLGLOBAL DL_GLOBAL +# else +# define LT_DLGLOBAL 0 +# endif +#endif + +/* We may have to define LT_DLLAZY_OR_NOW in the command line if we + find out it does not work in some platform. */ +#ifndef LT_DLLAZY_OR_NOW +# ifdef RTLD_LAZY +# define LT_DLLAZY_OR_NOW RTLD_LAZY +# else +# ifdef DL_LAZY +# define LT_DLLAZY_OR_NOW DL_LAZY +# else +# ifdef RTLD_NOW +# define LT_DLLAZY_OR_NOW RTLD_NOW +# else +# ifdef DL_NOW +# define LT_DLLAZY_OR_NOW DL_NOW +# else +# define LT_DLLAZY_OR_NOW 0 +# endif +# endif +# endif +# endif +#endif + +/* When -fvisbility=hidden is used, assume the code has been annotated + correspondingly for the symbols needed. */ +#if defined(__GNUC__) && (((__GNUC__ == 3) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 3)) +int fnord () __attribute__((visibility("default"))); +#endif + +int fnord () { return 42; } +int main () +{ + void *self = dlopen (0, LT_DLGLOBAL|LT_DLLAZY_OR_NOW); + int status = $lt_dlunknown; + + if (self) + { + if (dlsym (self,"fnord")) status = $lt_dlno_uscore; + else + { + if (dlsym( self,"_fnord")) status = $lt_dlneed_uscore; + else puts (dlerror ()); + } + /* dlclose (self); */ + } + else + puts (dlerror ()); + + return status; +} +_LT_EOF + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5 + (eval $ac_link) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && test -s conftest${ac_exeext} 2>/dev/null; then + (./conftest; exit; ) >&5 2>/dev/null + lt_status=$? + case x$lt_status in + x$lt_dlno_uscore) lt_cv_dlopen_self=yes ;; + x$lt_dlneed_uscore) lt_cv_dlopen_self=yes ;; + x$lt_dlunknown|x*) lt_cv_dlopen_self=no ;; + esac + else : + # compilation failed + lt_cv_dlopen_self=no + fi +fi +rm -fr conftest* + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_dlopen_self" >&5 +$as_echo "$lt_cv_dlopen_self" >&6; } + + if test "x$lt_cv_dlopen_self" = xyes; then + wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $lt_prog_compiler_static\" + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether a statically linked program can dlopen itself" >&5 +$as_echo_n "checking whether a statically linked program can dlopen itself... " >&6; } +if ${lt_cv_dlopen_self_static+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test "$cross_compiling" = yes; then : + lt_cv_dlopen_self_static=cross +else + lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2 + lt_status=$lt_dlunknown + cat > conftest.$ac_ext <<_LT_EOF +#line $LINENO "configure" +#include "confdefs.h" + +#if HAVE_DLFCN_H +#include +#endif + +#include + +#ifdef RTLD_GLOBAL +# define LT_DLGLOBAL RTLD_GLOBAL +#else +# ifdef DL_GLOBAL +# define LT_DLGLOBAL DL_GLOBAL +# else +# define LT_DLGLOBAL 0 +# endif +#endif + +/* We may have to define LT_DLLAZY_OR_NOW in the command line if we + find out it does not work in some platform. */ +#ifndef LT_DLLAZY_OR_NOW +# ifdef RTLD_LAZY +# define LT_DLLAZY_OR_NOW RTLD_LAZY +# else +# ifdef DL_LAZY +# define LT_DLLAZY_OR_NOW DL_LAZY +# else +# ifdef RTLD_NOW +# define LT_DLLAZY_OR_NOW RTLD_NOW +# else +# ifdef DL_NOW +# define LT_DLLAZY_OR_NOW DL_NOW +# else +# define LT_DLLAZY_OR_NOW 0 +# endif +# endif +# endif +# endif +#endif + +/* When -fvisbility=hidden is used, assume the code has been annotated + correspondingly for the symbols needed. */ +#if defined(__GNUC__) && (((__GNUC__ == 3) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 3)) +int fnord () __attribute__((visibility("default"))); +#endif + +int fnord () { return 42; } +int main () +{ + void *self = dlopen (0, LT_DLGLOBAL|LT_DLLAZY_OR_NOW); + int status = $lt_dlunknown; + + if (self) + { + if (dlsym (self,"fnord")) status = $lt_dlno_uscore; + else + { + if (dlsym( self,"_fnord")) status = $lt_dlneed_uscore; + else puts (dlerror ()); + } + /* dlclose (self); */ + } + else + puts (dlerror ()); + + return status; +} +_LT_EOF + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5 + (eval $ac_link) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && test -s conftest${ac_exeext} 2>/dev/null; then + (./conftest; exit; ) >&5 2>/dev/null + lt_status=$? + case x$lt_status in + x$lt_dlno_uscore) lt_cv_dlopen_self_static=yes ;; + x$lt_dlneed_uscore) lt_cv_dlopen_self_static=yes ;; + x$lt_dlunknown|x*) lt_cv_dlopen_self_static=no ;; + esac + else : + # compilation failed + lt_cv_dlopen_self_static=no + fi +fi +rm -fr conftest* + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_dlopen_self_static" >&5 +$as_echo "$lt_cv_dlopen_self_static" >&6; } + fi + + CPPFLAGS="$save_CPPFLAGS" + LDFLAGS="$save_LDFLAGS" + LIBS="$save_LIBS" + ;; + esac + + case $lt_cv_dlopen_self in + yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;; + *) enable_dlopen_self=unknown ;; + esac + + case $lt_cv_dlopen_self_static in + yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;; + *) enable_dlopen_self_static=unknown ;; + esac +fi + + + + + + + + + + + + + + + + + +striplib= +old_striplib= +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether stripping libraries is possible" >&5 +$as_echo_n "checking whether stripping libraries is possible... " >&6; } +if test -n "$STRIP" && $STRIP -V 2>&1 | $GREP "GNU strip" >/dev/null; then + test -z "$old_striplib" && old_striplib="$STRIP --strip-debug" + test -z "$striplib" && striplib="$STRIP --strip-unneeded" + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } +else +# FIXME - insert some real tests, host_os isn't really good enough + case $host_os in + darwin*) + if test -n "$STRIP" ; then + striplib="$STRIP -x" + old_striplib="$STRIP -S" + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + fi + ;; + *) + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + ;; + esac +fi + + + + + + + + + + + + + # Report which library types will actually be built + { $as_echo "$as_me:${as_lineno-$LINENO}: checking if libtool supports shared libraries" >&5 +$as_echo_n "checking if libtool supports shared libraries... " >&6; } + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $can_build_shared" >&5 +$as_echo "$can_build_shared" >&6; } + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to build shared libraries" >&5 +$as_echo_n "checking whether to build shared libraries... " >&6; } + test "$can_build_shared" = "no" && enable_shared=no + + # On AIX, shared libraries and static libraries use the same namespace, and + # are all built from PIC. + case $host_os in + aix3*) + test "$enable_shared" = yes && enable_static=no + if test -n "$RANLIB"; then + archive_cmds="$archive_cmds~\$RANLIB \$lib" + postinstall_cmds='$RANLIB $lib' + fi + ;; + + aix[4-9]*) + if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then + test "$enable_shared" = yes && enable_static=no + fi + ;; + esac + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_shared" >&5 +$as_echo "$enable_shared" >&6; } + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to build static libraries" >&5 +$as_echo_n "checking whether to build static libraries... " >&6; } + # Make sure either enable_shared or enable_static is yes. + test "$enable_shared" = yes || enable_static=yes + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_static" >&5 +$as_echo "$enable_static" >&6; } + + + + +fi +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu + +CC="$lt_save_CC" + + + + + + + + + + + + + + + + ac_config_commands="$ac_config_commands libtool" + + + + +# Only expand once: + + + + +# Check whether --with-dpdk was given. +if test "${with_dpdk+set}" = set; then : + withval=$with_dpdk; with_dpdk=1 +else + with_dpdk=0 +fi + + + +# Check whether --with-pre-data was given. +if test "${with_pre_data+set}" = set; then : + withval=$with_pre_data; case $with_pre_data in + 128) ;; + 256) ;; + *) with_pre_data="pre-data-not-set" ;; + esac +else + with_pre_data=128 +fi + + + if test "$with_dpdk" = "1"; then + WITH_DPDK_TRUE= + WITH_DPDK_FALSE='#' +else + WITH_DPDK_TRUE='#' + WITH_DPDK_FALSE= +fi + +DPDK=-DDPDK=${with_dpdk} + +PRE_DATA_SIZE=$with_pre_data + + +ac_config_files="$ac_config_files Makefile" + +cat >confcache <<\_ACEOF +# This file is a shell script that caches the results of configure +# tests run on this system so they can be shared between configure +# scripts and configure runs, see configure's option --config-cache. +# It is not useful on other systems. If it contains results you don't +# want to keep, you may remove or edit it. +# +# config.status only pays attention to the cache file if you give it +# the --recheck option to rerun configure. +# +# `ac_cv_env_foo' variables (set or unset) will be overridden when +# loading this file, other *unset* `ac_cv_foo' will be assigned the +# following values. + +_ACEOF + +# The following way of writing the cache mishandles newlines in values, +# but we know of no workaround that is simple, portable, and efficient. +# So, we kill variables containing newlines. +# Ultrix sh set writes to stderr and can't be redirected directly, +# and sets the high bit in the cache file unless we assign to the vars. +( + for ac_var in `(set) 2>&1 | sed -n 's/^\([a-zA-Z_][a-zA-Z0-9_]*\)=.*/\1/p'`; do + eval ac_val=\$$ac_var + case $ac_val in #( + *${as_nl}*) + case $ac_var in #( + *_cv_*) { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5 +$as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;; + esac + case $ac_var in #( + _ | IFS | as_nl) ;; #( + BASH_ARGV | BASH_SOURCE) eval $ac_var= ;; #( + *) { eval $ac_var=; unset $ac_var;} ;; + esac ;; + esac + done + + (set) 2>&1 | + case $as_nl`(ac_space=' '; set) 2>&1` in #( + *${as_nl}ac_space=\ *) + # `set' does not quote correctly, so add quotes: double-quote + # substitution turns \\\\ into \\, and sed turns \\ into \. + sed -n \ + "s/'/'\\\\''/g; + s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='\\2'/p" + ;; #( + *) + # `set' quotes correctly as required by POSIX, so do not add quotes. + sed -n "/^[_$as_cr_alnum]*_cv_[_$as_cr_alnum]*=/p" + ;; + esac | + sort +) | + sed ' + /^ac_cv_env_/b end + t clear + :clear + s/^\([^=]*\)=\(.*[{}].*\)$/test "${\1+set}" = set || &/ + t end + s/^\([^=]*\)=\(.*\)$/\1=${\1=\2}/ + :end' >>confcache +if diff "$cache_file" confcache >/dev/null 2>&1; then :; else + if test -w "$cache_file"; then + if test "x$cache_file" != "x/dev/null"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: updating cache $cache_file" >&5 +$as_echo "$as_me: updating cache $cache_file" >&6;} + if test ! -f "$cache_file" || test -h "$cache_file"; then + cat confcache >"$cache_file" + else + case $cache_file in #( + */* | ?:*) + mv -f confcache "$cache_file"$$ && + mv -f "$cache_file"$$ "$cache_file" ;; #( + *) + mv -f confcache "$cache_file" ;; + esac + fi + fi + else + { $as_echo "$as_me:${as_lineno-$LINENO}: not updating unwritable cache $cache_file" >&5 +$as_echo "$as_me: not updating unwritable cache $cache_file" >&6;} + fi +fi +rm -f confcache + +test "x$prefix" = xNONE && prefix=$ac_default_prefix +# Let make expand exec_prefix. +test "x$exec_prefix" = xNONE && exec_prefix='${prefix}' + +# Transform confdefs.h into DEFS. +# Protect against shell expansion while executing Makefile rules. +# Protect against Makefile macro expansion. +# +# If the first sed substitution is executed (which looks for macros that +# take arguments), then branch to the quote section. Otherwise, +# look for a macro that doesn't take arguments. +ac_script=' +:mline +/\\$/{ + N + s,\\\n,, + b mline +} +t clear +:clear +s/^[ ]*#[ ]*define[ ][ ]*\([^ (][^ (]*([^)]*)\)[ ]*\(.*\)/-D\1=\2/g +t quote +s/^[ ]*#[ ]*define[ ][ ]*\([^ ][^ ]*\)[ ]*\(.*\)/-D\1=\2/g +t quote +b any +:quote +s/[ `~#$^&*(){}\\|;'\''"<>?]/\\&/g +s/\[/\\&/g +s/\]/\\&/g +s/\$/$$/g +H +:any +${ + g + s/^\n// + s/\n/ /g + p +} +' +DEFS=`sed -n "$ac_script" confdefs.h` + + +ac_libobjs= +ac_ltlibobjs= +U= +for ac_i in : $LIBOBJS; do test "x$ac_i" = x: && continue + # 1. Remove the extension, and $U if already installed. + ac_script='s/\$U\././;s/\.o$//;s/\.obj$//' + ac_i=`$as_echo "$ac_i" | sed "$ac_script"` + # 2. Prepend LIBOBJDIR. When used with automake>=1.10 LIBOBJDIR + # will be set to the directory where LIBOBJS objects are built. + as_fn_append ac_libobjs " \${LIBOBJDIR}$ac_i\$U.$ac_objext" + as_fn_append ac_ltlibobjs " \${LIBOBJDIR}$ac_i"'$U.lo' +done +LIBOBJS=$ac_libobjs + +LTLIBOBJS=$ac_ltlibobjs + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking that generated files are newer than configure" >&5 +$as_echo_n "checking that generated files are newer than configure... " >&6; } + if test -n "$am_sleep_pid"; then + # Hide warnings about reused PIDs. + wait $am_sleep_pid 2>/dev/null + fi + { $as_echo "$as_me:${as_lineno-$LINENO}: result: done" >&5 +$as_echo "done" >&6; } + if test -n "$EXEEXT"; then + am__EXEEXT_TRUE= + am__EXEEXT_FALSE='#' +else + am__EXEEXT_TRUE='#' + am__EXEEXT_FALSE= +fi + +if test -z "${AMDEP_TRUE}" && test -z "${AMDEP_FALSE}"; then + as_fn_error $? "conditional \"AMDEP\" was never defined. +Usually this means the macro was only invoked conditionally." "$LINENO" 5 +fi +if test -z "${am__fastdepCC_TRUE}" && test -z "${am__fastdepCC_FALSE}"; then + as_fn_error $? "conditional \"am__fastdepCC\" was never defined. +Usually this means the macro was only invoked conditionally." "$LINENO" 5 +fi +if test -z "${WITH_DPDK_TRUE}" && test -z "${WITH_DPDK_FALSE}"; then + as_fn_error $? "conditional \"WITH_DPDK\" was never defined. +Usually this means the macro was only invoked conditionally." "$LINENO" 5 +fi + +: "${CONFIG_STATUS=./config.status}" +ac_write_fail=0 +ac_clean_files_save=$ac_clean_files +ac_clean_files="$ac_clean_files $CONFIG_STATUS" +{ $as_echo "$as_me:${as_lineno-$LINENO}: creating $CONFIG_STATUS" >&5 +$as_echo "$as_me: creating $CONFIG_STATUS" >&6;} +as_write_fail=0 +cat >$CONFIG_STATUS <<_ASEOF || as_write_fail=1 +#! $SHELL +# Generated by $as_me. +# Run this file to recreate the current configuration. +# Compiler output produced by configure, useful for debugging +# configure, is in config.log if it exists. + +debug=false +ac_cs_recheck=false +ac_cs_silent=false + +SHELL=\${CONFIG_SHELL-$SHELL} +export SHELL +_ASEOF +cat >>$CONFIG_STATUS <<\_ASEOF || as_write_fail=1 +## -------------------- ## +## M4sh Initialization. ## +## -------------------- ## + +# Be more Bourne compatible +DUALCASE=1; export DUALCASE # for MKS sh +if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then : + emulate sh + NULLCMD=: + # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which + # is contrary to our usage. Disable this feature. + alias -g '${1+"$@"}'='"$@"' + setopt NO_GLOB_SUBST +else + case `(set -o) 2>/dev/null` in #( + *posix*) : + set -o posix ;; #( + *) : + ;; +esac +fi + + +as_nl=' +' +export as_nl +# Printing a long string crashes Solaris 7 /usr/bin/printf. +as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\' +as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo +as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo +# Prefer a ksh shell builtin over an external printf program on Solaris, +# but without wasting forks for bash or zsh. +if test -z "$BASH_VERSION$ZSH_VERSION" \ + && (test "X`print -r -- $as_echo`" = "X$as_echo") 2>/dev/null; then + as_echo='print -r --' + as_echo_n='print -rn --' +elif (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then + as_echo='printf %s\n' + as_echo_n='printf %s' +else + if test "X`(/usr/ucb/echo -n -n $as_echo) 2>/dev/null`" = "X-n $as_echo"; then + as_echo_body='eval /usr/ucb/echo -n "$1$as_nl"' + as_echo_n='/usr/ucb/echo -n' + else + as_echo_body='eval expr "X$1" : "X\\(.*\\)"' + as_echo_n_body='eval + arg=$1; + case $arg in #( + *"$as_nl"*) + expr "X$arg" : "X\\(.*\\)$as_nl"; + arg=`expr "X$arg" : ".*$as_nl\\(.*\\)"`;; + esac; + expr "X$arg" : "X\\(.*\\)" | tr -d "$as_nl" + ' + export as_echo_n_body + as_echo_n='sh -c $as_echo_n_body as_echo' + fi + export as_echo_body + as_echo='sh -c $as_echo_body as_echo' +fi + +# The user is always right. +if test "${PATH_SEPARATOR+set}" != set; then + PATH_SEPARATOR=: + (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && { + (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 || + PATH_SEPARATOR=';' + } +fi + + +# IFS +# We need space, tab and new line, in precisely that order. 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But do not cause bugs in bash 2.01; the "|| exit 1" +# suppresses any "Segmentation fault" message there. '((' could +# trigger a bug in pdksh 5.2.14. +for as_var in BASH_ENV ENV MAIL MAILPATH +do eval test x\${$as_var+set} = xset \ + && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || : +done +PS1='$ ' +PS2='> ' +PS4='+ ' + +# NLS nuisances. +LC_ALL=C +export LC_ALL +LANGUAGE=C +export LANGUAGE + +# CDPATH. +(unset CDPATH) >/dev/null 2>&1 && unset CDPATH + + +# as_fn_error STATUS ERROR [LINENO LOG_FD] +# ---------------------------------------- +# Output "`basename $0`: error: ERROR" to stderr. If LINENO and LOG_FD are +# provided, also output the error to LOG_FD, referencing LINENO. Then exit the +# script with STATUS, using 1 if that was 0. +as_fn_error () +{ + as_status=$1; test $as_status -eq 0 && as_status=1 + if test "$4"; then + as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack + $as_echo "$as_me:${as_lineno-$LINENO}: error: $2" >&$4 + fi + $as_echo "$as_me: error: $2" >&2 + as_fn_exit $as_status +} # as_fn_error + + +# as_fn_set_status STATUS +# ----------------------- +# Set $? to STATUS, without forking. +as_fn_set_status () +{ + return $1 +} # as_fn_set_status + +# as_fn_exit STATUS +# ----------------- +# Exit the shell with STATUS, even in a "trap 0" or "set -e" context. +as_fn_exit () +{ + set +e + as_fn_set_status $1 + exit $1 +} # as_fn_exit + +# as_fn_unset VAR +# --------------- +# Portably unset VAR. +as_fn_unset () +{ + { eval $1=; unset $1;} +} +as_unset=as_fn_unset +# as_fn_append VAR VALUE +# ---------------------- +# Append the text in VALUE to the end of the definition contained in VAR. 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The arguments +# must be portable across $(()) and expr. +if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then : + eval 'as_fn_arith () + { + as_val=$(( $* )) + }' +else + as_fn_arith () + { + as_val=`expr "$@" || test $? -eq 1` + } +fi # as_fn_arith + + +if expr a : '\(a\)' >/dev/null 2>&1 && + test "X`expr 00001 : '.*\(...\)'`" = X001; then + as_expr=expr +else + as_expr=false +fi + +if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then + as_basename=basename +else + as_basename=false +fi + +if (as_dir=`dirname -- /` && test "X$as_dir" = X/) >/dev/null 2>&1; then + as_dirname=dirname +else + as_dirname=false +fi + +as_me=`$as_basename -- "$0" || +$as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \ + X"$0" : 'X\(//\)$' \| \ + X"$0" : 'X\(/\)' \| . 2>/dev/null || +$as_echo X/"$0" | + sed '/^.*\/\([^/][^/]*\)\/*$/{ + s//\1/ + q + } + /^X\/\(\/\/\)$/{ + s//\1/ + q + } + /^X\/\(\/\).*/{ + s//\1/ + q + } + s/.*/./; q'` + +# Avoid depending upon Character Ranges. +as_cr_letters='abcdefghijklmnopqrstuvwxyz' +as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ' +as_cr_Letters=$as_cr_letters$as_cr_LETTERS +as_cr_digits='0123456789' +as_cr_alnum=$as_cr_Letters$as_cr_digits + +ECHO_C= ECHO_N= ECHO_T= +case `echo -n x` in #((((( +-n*) + case `echo 'xy\c'` in + *c*) ECHO_T=' ';; # ECHO_T is single tab character. + xy) ECHO_C='\c';; + *) echo `echo ksh88 bug on AIX 6.1` > /dev/null + ECHO_T=' ';; + esac;; +*) + ECHO_N='-n';; +esac + +rm -f conf$$ conf$$.exe conf$$.file +if test -d conf$$.dir; then + rm -f conf$$.dir/conf$$.file +else + rm -f conf$$.dir + mkdir conf$$.dir 2>/dev/null +fi +if (echo >conf$$.file) 2>/dev/null; then + if ln -s conf$$.file conf$$ 2>/dev/null; then + as_ln_s='ln -s' + # ... but there are two gotchas: + # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail. + # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable. + # In both cases, we have to default to `cp -pR'. + ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe || + as_ln_s='cp -pR' + elif ln conf$$.file conf$$ 2>/dev/null; then + as_ln_s=ln + else + as_ln_s='cp -pR' + fi +else + as_ln_s='cp -pR' +fi +rm -f conf$$ conf$$.exe conf$$.dir/conf$$.file conf$$.file +rmdir conf$$.dir 2>/dev/null + + +# as_fn_mkdir_p +# ------------- +# Create "$as_dir" as a directory, including parents if necessary. +as_fn_mkdir_p () +{ + + case $as_dir in #( + -*) as_dir=./$as_dir;; + esac + test -d "$as_dir" || eval $as_mkdir_p || { + as_dirs= + while :; do + case $as_dir in #( + *\'*) as_qdir=`$as_echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'( + *) as_qdir=$as_dir;; + esac + as_dirs="'$as_qdir' $as_dirs" + as_dir=`$as_dirname -- "$as_dir" || +$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \ + X"$as_dir" : 'X\(//\)[^/]' \| \ + X"$as_dir" : 'X\(//\)$' \| \ + X"$as_dir" : 'X\(/\)' \| . 2>/dev/null || +$as_echo X"$as_dir" | + sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ + s//\1/ + q + } + /^X\(\/\/\)[^/].*/{ + s//\1/ + q + } + /^X\(\/\/\)$/{ + s//\1/ + q + } + /^X\(\/\).*/{ + s//\1/ + q + } + s/.*/./; q'` + test -d "$as_dir" && break + done + test -z "$as_dirs" || eval "mkdir $as_dirs" + } || test -d "$as_dir" || as_fn_error $? "cannot create directory $as_dir" + + +} # as_fn_mkdir_p +if mkdir -p . 2>/dev/null; then + as_mkdir_p='mkdir -p "$as_dir"' +else + test -d ./-p && rmdir ./-p + as_mkdir_p=false +fi + + +# as_fn_executable_p FILE +# ----------------------- +# Test if FILE is an executable regular file. +as_fn_executable_p () +{ + test -f "$1" && test -x "$1" +} # as_fn_executable_p +as_test_x='test -x' +as_executable_p=as_fn_executable_p + +# Sed expression to map a string onto a valid CPP name. +as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'" + +# Sed expression to map a string onto a valid variable name. +as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'" + + +exec 6>&1 +## ----------------------------------- ## +## Main body of $CONFIG_STATUS script. ## +## ----------------------------------- ## +_ASEOF +test $as_write_fail = 0 && chmod +x $CONFIG_STATUS || ac_write_fail=1 + +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 +# Save the log message, to keep $0 and so on meaningful, and to +# report actual input values of CONFIG_FILES etc. instead of their +# values after options handling. +ac_log=" +This file was extended by vlib $as_me 1.1, which was +generated by GNU Autoconf 2.69. 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$SED "$delay_single_quote_subst"`' +lt_SP2NL='`$ECHO "$lt_SP2NL" | $SED "$delay_single_quote_subst"`' +lt_NL2SP='`$ECHO "$lt_NL2SP" | $SED "$delay_single_quote_subst"`' +lt_cv_to_host_file_cmd='`$ECHO "$lt_cv_to_host_file_cmd" | $SED "$delay_single_quote_subst"`' +lt_cv_to_tool_file_cmd='`$ECHO "$lt_cv_to_tool_file_cmd" | $SED "$delay_single_quote_subst"`' +reload_flag='`$ECHO "$reload_flag" | $SED "$delay_single_quote_subst"`' +reload_cmds='`$ECHO "$reload_cmds" | $SED "$delay_single_quote_subst"`' +OBJDUMP='`$ECHO "$OBJDUMP" | $SED "$delay_single_quote_subst"`' +deplibs_check_method='`$ECHO "$deplibs_check_method" | $SED "$delay_single_quote_subst"`' +file_magic_cmd='`$ECHO "$file_magic_cmd" | $SED "$delay_single_quote_subst"`' +file_magic_glob='`$ECHO "$file_magic_glob" | $SED "$delay_single_quote_subst"`' +want_nocaseglob='`$ECHO "$want_nocaseglob" | $SED "$delay_single_quote_subst"`' +DLLTOOL='`$ECHO "$DLLTOOL" | $SED "$delay_single_quote_subst"`' +sharedlib_from_linklib_cmd='`$ECHO "$sharedlib_from_linklib_cmd" | $SED "$delay_single_quote_subst"`' +AR='`$ECHO "$AR" | $SED "$delay_single_quote_subst"`' +AR_FLAGS='`$ECHO "$AR_FLAGS" | $SED "$delay_single_quote_subst"`' +archiver_list_spec='`$ECHO "$archiver_list_spec" | $SED "$delay_single_quote_subst"`' +STRIP='`$ECHO "$STRIP" | $SED "$delay_single_quote_subst"`' +RANLIB='`$ECHO "$RANLIB" | $SED "$delay_single_quote_subst"`' +old_postinstall_cmds='`$ECHO "$old_postinstall_cmds" | $SED "$delay_single_quote_subst"`' +old_postuninstall_cmds='`$ECHO "$old_postuninstall_cmds" | $SED "$delay_single_quote_subst"`' +old_archive_cmds='`$ECHO "$old_archive_cmds" | $SED "$delay_single_quote_subst"`' +lock_old_archive_extraction='`$ECHO "$lock_old_archive_extraction" | $SED "$delay_single_quote_subst"`' +CC='`$ECHO "$CC" | $SED "$delay_single_quote_subst"`' +CFLAGS='`$ECHO "$CFLAGS" | $SED "$delay_single_quote_subst"`' +compiler='`$ECHO "$compiler" | $SED "$delay_single_quote_subst"`' +GCC='`$ECHO "$GCC" | $SED "$delay_single_quote_subst"`' +lt_cv_sys_global_symbol_pipe='`$ECHO "$lt_cv_sys_global_symbol_pipe" | $SED "$delay_single_quote_subst"`' +lt_cv_sys_global_symbol_to_cdecl='`$ECHO "$lt_cv_sys_global_symbol_to_cdecl" | $SED "$delay_single_quote_subst"`' +lt_cv_sys_global_symbol_to_c_name_address='`$ECHO "$lt_cv_sys_global_symbol_to_c_name_address" | $SED "$delay_single_quote_subst"`' +lt_cv_sys_global_symbol_to_c_name_address_lib_prefix='`$ECHO "$lt_cv_sys_global_symbol_to_c_name_address_lib_prefix" | $SED "$delay_single_quote_subst"`' +nm_file_list_spec='`$ECHO "$nm_file_list_spec" | $SED "$delay_single_quote_subst"`' +lt_sysroot='`$ECHO "$lt_sysroot" | $SED "$delay_single_quote_subst"`' +objdir='`$ECHO "$objdir" | $SED "$delay_single_quote_subst"`' +MAGIC_CMD='`$ECHO "$MAGIC_CMD" | $SED "$delay_single_quote_subst"`' +lt_prog_compiler_no_builtin_flag='`$ECHO "$lt_prog_compiler_no_builtin_flag" | $SED "$delay_single_quote_subst"`' +lt_prog_compiler_pic='`$ECHO "$lt_prog_compiler_pic" | $SED "$delay_single_quote_subst"`' +lt_prog_compiler_wl='`$ECHO "$lt_prog_compiler_wl" | $SED "$delay_single_quote_subst"`' +lt_prog_compiler_static='`$ECHO "$lt_prog_compiler_static" | $SED "$delay_single_quote_subst"`' +lt_cv_prog_compiler_c_o='`$ECHO "$lt_cv_prog_compiler_c_o" | $SED "$delay_single_quote_subst"`' +need_locks='`$ECHO "$need_locks" | $SED "$delay_single_quote_subst"`' +MANIFEST_TOOL='`$ECHO "$MANIFEST_TOOL" | $SED "$delay_single_quote_subst"`' +DSYMUTIL='`$ECHO "$DSYMUTIL" | $SED "$delay_single_quote_subst"`' +NMEDIT='`$ECHO "$NMEDIT" | $SED "$delay_single_quote_subst"`' +LIPO='`$ECHO "$LIPO" | $SED "$delay_single_quote_subst"`' +OTOOL='`$ECHO "$OTOOL" | $SED "$delay_single_quote_subst"`' +OTOOL64='`$ECHO "$OTOOL64" | $SED "$delay_single_quote_subst"`' +libext='`$ECHO "$libext" | $SED "$delay_single_quote_subst"`' +shrext_cmds='`$ECHO "$shrext_cmds" | $SED "$delay_single_quote_subst"`' +extract_expsyms_cmds='`$ECHO "$extract_expsyms_cmds" | $SED "$delay_single_quote_subst"`' +archive_cmds_need_lc='`$ECHO "$archive_cmds_need_lc" | $SED "$delay_single_quote_subst"`' +enable_shared_with_static_runtimes='`$ECHO "$enable_shared_with_static_runtimes" | $SED "$delay_single_quote_subst"`' +export_dynamic_flag_spec='`$ECHO "$export_dynamic_flag_spec" | $SED "$delay_single_quote_subst"`' +whole_archive_flag_spec='`$ECHO "$whole_archive_flag_spec" | $SED "$delay_single_quote_subst"`' +compiler_needs_object='`$ECHO "$compiler_needs_object" | $SED "$delay_single_quote_subst"`' +old_archive_from_new_cmds='`$ECHO "$old_archive_from_new_cmds" | $SED "$delay_single_quote_subst"`' +old_archive_from_expsyms_cmds='`$ECHO "$old_archive_from_expsyms_cmds" | $SED "$delay_single_quote_subst"`' +archive_cmds='`$ECHO "$archive_cmds" | $SED "$delay_single_quote_subst"`' +archive_expsym_cmds='`$ECHO "$archive_expsym_cmds" | $SED "$delay_single_quote_subst"`' +module_cmds='`$ECHO "$module_cmds" | $SED "$delay_single_quote_subst"`' +module_expsym_cmds='`$ECHO "$module_expsym_cmds" | $SED "$delay_single_quote_subst"`' +with_gnu_ld='`$ECHO "$with_gnu_ld" | $SED "$delay_single_quote_subst"`' +allow_undefined_flag='`$ECHO "$allow_undefined_flag" | $SED "$delay_single_quote_subst"`' +no_undefined_flag='`$ECHO "$no_undefined_flag" | $SED "$delay_single_quote_subst"`' +hardcode_libdir_flag_spec='`$ECHO "$hardcode_libdir_flag_spec" | $SED "$delay_single_quote_subst"`' +hardcode_libdir_separator='`$ECHO "$hardcode_libdir_separator" | $SED "$delay_single_quote_subst"`' +hardcode_direct='`$ECHO "$hardcode_direct" | $SED "$delay_single_quote_subst"`' +hardcode_direct_absolute='`$ECHO "$hardcode_direct_absolute" | $SED "$delay_single_quote_subst"`' +hardcode_minus_L='`$ECHO "$hardcode_minus_L" | $SED "$delay_single_quote_subst"`' +hardcode_shlibpath_var='`$ECHO "$hardcode_shlibpath_var" | $SED "$delay_single_quote_subst"`' +hardcode_automatic='`$ECHO "$hardcode_automatic" | $SED "$delay_single_quote_subst"`' +inherit_rpath='`$ECHO "$inherit_rpath" | $SED "$delay_single_quote_subst"`' +link_all_deplibs='`$ECHO "$link_all_deplibs" | $SED "$delay_single_quote_subst"`' +always_export_symbols='`$ECHO "$always_export_symbols" | $SED "$delay_single_quote_subst"`' +export_symbols_cmds='`$ECHO "$export_symbols_cmds" | $SED "$delay_single_quote_subst"`' +exclude_expsyms='`$ECHO "$exclude_expsyms" | $SED "$delay_single_quote_subst"`' +include_expsyms='`$ECHO "$include_expsyms" | $SED "$delay_single_quote_subst"`' +prelink_cmds='`$ECHO "$prelink_cmds" | $SED "$delay_single_quote_subst"`' +postlink_cmds='`$ECHO "$postlink_cmds" | $SED "$delay_single_quote_subst"`' +file_list_spec='`$ECHO "$file_list_spec" | $SED "$delay_single_quote_subst"`' +variables_saved_for_relink='`$ECHO "$variables_saved_for_relink" | $SED "$delay_single_quote_subst"`' +need_lib_prefix='`$ECHO "$need_lib_prefix" | $SED "$delay_single_quote_subst"`' +need_version='`$ECHO "$need_version" | $SED "$delay_single_quote_subst"`' +version_type='`$ECHO "$version_type" | $SED "$delay_single_quote_subst"`' +runpath_var='`$ECHO "$runpath_var" | $SED "$delay_single_quote_subst"`' +shlibpath_var='`$ECHO "$shlibpath_var" | $SED "$delay_single_quote_subst"`' +shlibpath_overrides_runpath='`$ECHO "$shlibpath_overrides_runpath" | $SED "$delay_single_quote_subst"`' +libname_spec='`$ECHO "$libname_spec" | $SED "$delay_single_quote_subst"`' +library_names_spec='`$ECHO "$library_names_spec" | $SED "$delay_single_quote_subst"`' +soname_spec='`$ECHO "$soname_spec" | $SED "$delay_single_quote_subst"`' +install_override_mode='`$ECHO "$install_override_mode" | $SED "$delay_single_quote_subst"`' +postinstall_cmds='`$ECHO "$postinstall_cmds" | $SED "$delay_single_quote_subst"`' +postuninstall_cmds='`$ECHO "$postuninstall_cmds" | $SED "$delay_single_quote_subst"`' +finish_cmds='`$ECHO "$finish_cmds" | $SED "$delay_single_quote_subst"`' +finish_eval='`$ECHO "$finish_eval" | $SED "$delay_single_quote_subst"`' +hardcode_into_libs='`$ECHO "$hardcode_into_libs" | $SED "$delay_single_quote_subst"`' +sys_lib_search_path_spec='`$ECHO "$sys_lib_search_path_spec" | $SED "$delay_single_quote_subst"`' +sys_lib_dlsearch_path_spec='`$ECHO "$sys_lib_dlsearch_path_spec" | $SED "$delay_single_quote_subst"`' +hardcode_action='`$ECHO "$hardcode_action" | $SED "$delay_single_quote_subst"`' +enable_dlopen='`$ECHO "$enable_dlopen" | $SED "$delay_single_quote_subst"`' +enable_dlopen_self='`$ECHO "$enable_dlopen_self" | $SED "$delay_single_quote_subst"`' +enable_dlopen_self_static='`$ECHO "$enable_dlopen_self_static" | $SED "$delay_single_quote_subst"`' +old_striplib='`$ECHO "$old_striplib" | $SED "$delay_single_quote_subst"`' +striplib='`$ECHO "$striplib" | $SED "$delay_single_quote_subst"`' + +LTCC='$LTCC' +LTCFLAGS='$LTCFLAGS' +compiler='$compiler_DEFAULT' + +# A function that is used when there is no print builtin or printf. +func_fallback_echo () +{ + eval 'cat <<_LTECHO_EOF +\$1 +_LTECHO_EOF' +} + +# Quote evaled strings. +for var in SHELL \ +ECHO \ +PATH_SEPARATOR \ +SED \ +GREP \ +EGREP \ +FGREP \ +LD \ +NM \ +LN_S \ +lt_SP2NL \ +lt_NL2SP \ +reload_flag \ +OBJDUMP \ +deplibs_check_method \ +file_magic_cmd \ +file_magic_glob \ +want_nocaseglob \ +DLLTOOL \ +sharedlib_from_linklib_cmd \ +AR \ +AR_FLAGS \ +archiver_list_spec \ +STRIP \ +RANLIB \ +CC \ +CFLAGS \ +compiler \ +lt_cv_sys_global_symbol_pipe \ +lt_cv_sys_global_symbol_to_cdecl \ +lt_cv_sys_global_symbol_to_c_name_address \ +lt_cv_sys_global_symbol_to_c_name_address_lib_prefix \ +nm_file_list_spec \ +lt_prog_compiler_no_builtin_flag \ +lt_prog_compiler_pic \ +lt_prog_compiler_wl \ +lt_prog_compiler_static \ +lt_cv_prog_compiler_c_o \ +need_locks \ +MANIFEST_TOOL \ +DSYMUTIL \ +NMEDIT \ +LIPO \ +OTOOL \ +OTOOL64 \ +shrext_cmds \ +export_dynamic_flag_spec \ +whole_archive_flag_spec \ +compiler_needs_object \ +with_gnu_ld \ +allow_undefined_flag \ +no_undefined_flag \ +hardcode_libdir_flag_spec \ +hardcode_libdir_separator \ +exclude_expsyms \ +include_expsyms \ +file_list_spec \ +variables_saved_for_relink \ +libname_spec \ +library_names_spec \ +soname_spec \ +install_override_mode \ +finish_eval \ +old_striplib \ +striplib; do + case \`eval \\\\\$ECHO \\\\""\\\\\$\$var"\\\\"\` in + *[\\\\\\\`\\"\\\$]*) + eval "lt_\$var=\\\\\\"\\\`\\\$ECHO \\"\\\$\$var\\" | \\\$SED \\"\\\$sed_quote_subst\\"\\\`\\\\\\"" + ;; + *) + eval "lt_\$var=\\\\\\"\\\$\$var\\\\\\"" + ;; + esac +done + +# Double-quote double-evaled strings. +for var in reload_cmds \ +old_postinstall_cmds \ +old_postuninstall_cmds \ +old_archive_cmds \ +extract_expsyms_cmds \ +old_archive_from_new_cmds \ +old_archive_from_expsyms_cmds \ +archive_cmds \ +archive_expsym_cmds \ +module_cmds \ +module_expsym_cmds \ +export_symbols_cmds \ +prelink_cmds \ +postlink_cmds \ +postinstall_cmds \ +postuninstall_cmds \ +finish_cmds \ +sys_lib_search_path_spec \ +sys_lib_dlsearch_path_spec; do + case \`eval \\\\\$ECHO \\\\""\\\\\$\$var"\\\\"\` in + *[\\\\\\\`\\"\\\$]*) + eval "lt_\$var=\\\\\\"\\\`\\\$ECHO \\"\\\$\$var\\" | \\\$SED -e \\"\\\$double_quote_subst\\" -e \\"\\\$sed_quote_subst\\" -e \\"\\\$delay_variable_subst\\"\\\`\\\\\\"" + ;; + *) + eval "lt_\$var=\\\\\\"\\\$\$var\\\\\\"" + ;; + esac +done + +ac_aux_dir='$ac_aux_dir' +xsi_shell='$xsi_shell' +lt_shell_append='$lt_shell_append' + +# See if we are running on zsh, and set the options which allow our +# commands through without removal of \ escapes INIT. +if test -n "\${ZSH_VERSION+set}" ; then + setopt NO_GLOB_SUBST +fi + + + PACKAGE='$PACKAGE' + VERSION='$VERSION' + TIMESTAMP='$TIMESTAMP' + RM='$RM' + ofile='$ofile' + + + + +_ACEOF + +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 + +# Handling of arguments. +for ac_config_target in $ac_config_targets +do + case $ac_config_target in + "depfiles") CONFIG_COMMANDS="$CONFIG_COMMANDS depfiles" ;; + "libtool") CONFIG_COMMANDS="$CONFIG_COMMANDS libtool" ;; + "Makefile") CONFIG_FILES="$CONFIG_FILES Makefile" ;; + + *) as_fn_error $? "invalid argument: \`$ac_config_target'" "$LINENO" 5;; + esac +done + + +# If the user did not use the arguments to specify the items to instantiate, +# then the envvar interface is used. Set only those that are not. +# We use the long form for the default assignment because of an extremely +# bizarre bug on SunOS 4.1.3. +if $ac_need_defaults; then + test "${CONFIG_FILES+set}" = set || CONFIG_FILES=$config_files + test "${CONFIG_COMMANDS+set}" = set || CONFIG_COMMANDS=$config_commands +fi + +# Have a temporary directory for convenience. Make it in the build tree +# simply because there is no reason against having it here, and in addition, +# creating and moving files from /tmp can sometimes cause problems. +# Hook for its removal unless debugging. +# Note that there is a small window in which the directory will not be cleaned: +# after its creation but before its name has been assigned to `$tmp'. +$debug || +{ + tmp= ac_tmp= + trap 'exit_status=$? + : "${ac_tmp:=$tmp}" + { test ! -d "$ac_tmp" || rm -fr "$ac_tmp"; } && exit $exit_status +' 0 + trap 'as_fn_exit 1' 1 2 13 15 +} +# Create a (secure) tmp directory for tmp files. + +{ + tmp=`(umask 077 && mktemp -d "./confXXXXXX") 2>/dev/null` && + test -d "$tmp" +} || +{ + tmp=./conf$$-$RANDOM + (umask 077 && mkdir "$tmp") +} || as_fn_error $? "cannot create a temporary directory in ." "$LINENO" 5 +ac_tmp=$tmp + +# Set up the scripts for CONFIG_FILES section. +# No need to generate them if there are no CONFIG_FILES. +# This happens for instance with `./config.status config.h'. +if test -n "$CONFIG_FILES"; then + + +ac_cr=`echo X | tr X '\015'` +# On cygwin, bash can eat \r inside `` if the user requested igncr. +# But we know of no other shell where ac_cr would be empty at this +# point, so we can use a bashism as a fallback. +if test "x$ac_cr" = x; then + eval ac_cr=\$\'\\r\' +fi +ac_cs_awk_cr=`$AWK 'BEGIN { print "a\rb" }' /dev/null` +if test "$ac_cs_awk_cr" = "a${ac_cr}b"; then + ac_cs_awk_cr='\\r' +else + ac_cs_awk_cr=$ac_cr +fi + +echo 'BEGIN {' >"$ac_tmp/subs1.awk" && +_ACEOF + + +{ + echo "cat >conf$$subs.awk <<_ACEOF" && + echo "$ac_subst_vars" | sed 's/.*/&!$&$ac_delim/' && + echo "_ACEOF" +} >conf$$subs.sh || + as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5 +ac_delim_num=`echo "$ac_subst_vars" | grep -c '^'` +ac_delim='%!_!# ' +for ac_last_try in false false false false false :; do + . ./conf$$subs.sh || + as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5 + + ac_delim_n=`sed -n "s/.*$ac_delim\$/X/p" conf$$subs.awk | grep -c X` + if test $ac_delim_n = $ac_delim_num; then + break + elif $ac_last_try; then + as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5 + else + ac_delim="$ac_delim!$ac_delim _$ac_delim!! " + fi +done +rm -f conf$$subs.sh + +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 +cat >>"\$ac_tmp/subs1.awk" <<\\_ACAWK && +_ACEOF +sed -n ' +h +s/^/S["/; s/!.*/"]=/ +p +g +s/^[^!]*!// +:repl +t repl +s/'"$ac_delim"'$// +t delim +:nl +h +s/\(.\{148\}\)..*/\1/ +t more1 +s/["\\]/\\&/g; s/^/"/; s/$/\\n"\\/ +p +n +b repl +:more1 +s/["\\]/\\&/g; s/^/"/; s/$/"\\/ +p +g +s/.\{148\}// +t nl +:delim +h +s/\(.\{148\}\)..*/\1/ +t more2 +s/["\\]/\\&/g; s/^/"/; s/$/"/ +p +b +:more2 +s/["\\]/\\&/g; s/^/"/; s/$/"\\/ +p +g +s/.\{148\}// +t delim +' >$CONFIG_STATUS || ac_write_fail=1 +rm -f conf$$subs.awk +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 +_ACAWK +cat >>"\$ac_tmp/subs1.awk" <<_ACAWK && + for (key in S) S_is_set[key] = 1 + FS = "" + +} +{ + line = $ 0 + nfields = split(line, field, "@") + substed = 0 + len = length(field[1]) + for (i = 2; i < nfields; i++) { + key = field[i] + keylen = length(key) + if (S_is_set[key]) { + value = S[key] + line = substr(line, 1, len) "" value "" substr(line, len + keylen + 3) + len += length(value) + length(field[++i]) + substed = 1 + } else + len += 1 + keylen + } + + print line +} + +_ACAWK +_ACEOF +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 +if sed "s/$ac_cr//" < /dev/null > /dev/null 2>&1; then + sed "s/$ac_cr\$//; s/$ac_cr/$ac_cs_awk_cr/g" +else + cat +fi < "$ac_tmp/subs1.awk" > "$ac_tmp/subs.awk" \ + || as_fn_error $? "could not setup config files machinery" "$LINENO" 5 +_ACEOF + +# VPATH may cause trouble with some makes, so we remove sole $(srcdir), +# ${srcdir} and @srcdir@ entries from VPATH if srcdir is ".", strip leading and +# trailing colons and then remove the whole line if VPATH becomes empty +# (actually we leave an empty line to preserve line numbers). +if test "x$srcdir" = x.; then + ac_vpsub='/^[ ]*VPATH[ ]*=[ ]*/{ +h +s/// +s/^/:/ +s/[ ]*$/:/ +s/:\$(srcdir):/:/g +s/:\${srcdir}:/:/g +s/:@srcdir@:/:/g +s/^:*// +s/:*$// +x +s/\(=[ ]*\).*/\1/ +G +s/\n// +s/^[^=]*=[ ]*$// +}' +fi + +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 +fi # test -n "$CONFIG_FILES" + + +eval set X " :F $CONFIG_FILES :C $CONFIG_COMMANDS" +shift +for ac_tag +do + case $ac_tag in + :[FHLC]) ac_mode=$ac_tag; continue;; + esac + case $ac_mode$ac_tag in + :[FHL]*:*);; + :L* | :C*:*) as_fn_error $? "invalid tag \`$ac_tag'" "$LINENO" 5;; + :[FH]-) ac_tag=-:-;; + :[FH]*) ac_tag=$ac_tag:$ac_tag.in;; + esac + ac_save_IFS=$IFS + IFS=: + set x $ac_tag + IFS=$ac_save_IFS + shift + ac_file=$1 + shift + + case $ac_mode in + :L) ac_source=$1;; + :[FH]) + ac_file_inputs= + for ac_f + do + case $ac_f in + -) ac_f="$ac_tmp/stdin";; + *) # Look for the file first in the build tree, then in the source tree + # (if the path is not absolute). The absolute path cannot be DOS-style, + # because $ac_f cannot contain `:'. + test -f "$ac_f" || + case $ac_f in + [\\/$]*) false;; + *) test -f "$srcdir/$ac_f" && ac_f="$srcdir/$ac_f";; + esac || + as_fn_error 1 "cannot find input file: \`$ac_f'" "$LINENO" 5;; + esac + case $ac_f in *\'*) ac_f=`$as_echo "$ac_f" | sed "s/'/'\\\\\\\\''/g"`;; esac + as_fn_append ac_file_inputs " '$ac_f'" + done + + # Let's still pretend it is `configure' which instantiates (i.e., don't + # use $as_me), people would be surprised to read: + # /* config.h. Generated by config.status. */ + configure_input='Generated from '` + $as_echo "$*" | sed 's|^[^:]*/||;s|:[^:]*/|, |g' + `' by configure.' + if test x"$ac_file" != x-; then + configure_input="$ac_file. $configure_input" + { $as_echo "$as_me:${as_lineno-$LINENO}: creating $ac_file" >&5 +$as_echo "$as_me: creating $ac_file" >&6;} + fi + # Neutralize special characters interpreted by sed in replacement strings. + case $configure_input in #( + *\&* | *\|* | *\\* ) + ac_sed_conf_input=`$as_echo "$configure_input" | + sed 's/[\\\\&|]/\\\\&/g'`;; #( + *) ac_sed_conf_input=$configure_input;; + esac + + case $ac_tag in + *:-:* | *:-) cat >"$ac_tmp/stdin" \ + || as_fn_error $? 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See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with GNU Libtool; see the file COPYING. If not, a copy +# can be downloaded from http://www.gnu.org/licenses/gpl.html, or +# obtained by writing to the Free Software Foundation, Inc., +# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + + +# The names of the tagged configurations supported by this script. +available_tags="" + +# ### BEGIN LIBTOOL CONFIG + +# Which release of libtool.m4 was used? +macro_version=$macro_version +macro_revision=$macro_revision + +# Whether or not to build shared libraries. +build_libtool_libs=$enable_shared + +# Whether or not to build static libraries. +build_old_libs=$enable_static + +# What type of objects to build. +pic_mode=$pic_mode + +# Whether or not to optimize for fast installation. +fast_install=$enable_fast_install + +# Shell to use when invoking shell scripts. +SHELL=$lt_SHELL + +# An echo program that protects backslashes. +ECHO=$lt_ECHO + +# The PATH separator for the build system. +PATH_SEPARATOR=$lt_PATH_SEPARATOR + +# The host system. +host_alias=$host_alias +host=$host +host_os=$host_os + +# The build system. +build_alias=$build_alias +build=$build +build_os=$build_os + +# A sed program that does not truncate output. +SED=$lt_SED + +# Sed that helps us avoid accidentally triggering echo(1) options like -n. +Xsed="\$SED -e 1s/^X//" + +# A grep program that handles long lines. +GREP=$lt_GREP + +# An ERE matcher. +EGREP=$lt_EGREP + +# A literal string matcher. +FGREP=$lt_FGREP + +# A BSD- or MS-compatible name lister. +NM=$lt_NM + +# Whether we need soft or hard links. +LN_S=$lt_LN_S + +# What is the maximum length of a command? 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+with_gcc=$GCC + +# Compiler flag to turn off builtin functions. +no_builtin_flag=$lt_lt_prog_compiler_no_builtin_flag + +# Additional compiler flags for building library objects. +pic_flag=$lt_lt_prog_compiler_pic + +# How to pass a linker flag through the compiler. +wl=$lt_lt_prog_compiler_wl + +# Compiler flag to prevent dynamic linking. +link_static_flag=$lt_lt_prog_compiler_static + +# Does compiler simultaneously support -c and -o options? +compiler_c_o=$lt_lt_cv_prog_compiler_c_o + +# Whether or not to add -lc for building shared libraries. +build_libtool_need_lc=$archive_cmds_need_lc + +# Whether or not to disallow shared libs when runtime libs are static. +allow_libtool_libs_with_static_runtimes=$enable_shared_with_static_runtimes + +# Compiler flag to allow reflexive dlopens. +export_dynamic_flag_spec=$lt_export_dynamic_flag_spec + +# Compiler flag to generate shared objects directly from archives. +whole_archive_flag_spec=$lt_whole_archive_flag_spec + +# Whether the compiler copes with passing no objects directly. +compiler_needs_object=$lt_compiler_needs_object + +# Create an old-style archive from a shared archive. +old_archive_from_new_cmds=$lt_old_archive_from_new_cmds + +# Create a temporary old-style archive to link instead of a shared archive. +old_archive_from_expsyms_cmds=$lt_old_archive_from_expsyms_cmds + +# Commands used to build a shared archive. +archive_cmds=$lt_archive_cmds +archive_expsym_cmds=$lt_archive_expsym_cmds + +# Commands used to build a loadable module if different from building +# a shared archive. +module_cmds=$lt_module_cmds +module_expsym_cmds=$lt_module_expsym_cmds + +# Whether we are building with GNU ld or not. +with_gnu_ld=$lt_with_gnu_ld + +# Flag that allows shared libraries with undefined symbols to be built. +allow_undefined_flag=$lt_allow_undefined_flag + +# Flag that enforces no undefined symbols. +no_undefined_flag=$lt_no_undefined_flag + +# Flag to hardcode \$libdir into a binary during linking. +# This must work even if \$libdir does not exist +hardcode_libdir_flag_spec=$lt_hardcode_libdir_flag_spec + +# Whether we need a single "-rpath" flag with a separated argument. +hardcode_libdir_separator=$lt_hardcode_libdir_separator + +# Set to "yes" if using DIR/libNAME\${shared_ext} during linking hardcodes +# DIR into the resulting binary. +hardcode_direct=$hardcode_direct + +# Set to "yes" if using DIR/libNAME\${shared_ext} during linking hardcodes +# DIR into the resulting binary and the resulting library dependency is +# "absolute",i.e impossible to change by setting \${shlibpath_var} if the +# library is relocated. +hardcode_direct_absolute=$hardcode_direct_absolute + +# Set to "yes" if using the -LDIR flag during linking hardcodes DIR +# into the resulting binary. +hardcode_minus_L=$hardcode_minus_L + +# Set to "yes" if using SHLIBPATH_VAR=DIR during linking hardcodes DIR +# into the resulting binary. +hardcode_shlibpath_var=$hardcode_shlibpath_var + +# Set to "yes" if building a shared library automatically hardcodes DIR +# into the library and all subsequent libraries and executables linked +# against it. +hardcode_automatic=$hardcode_automatic + +# Set to yes if linker adds runtime paths of dependent libraries +# to runtime path list. +inherit_rpath=$inherit_rpath + +# Whether libtool must link a program against all its dependency libraries. +link_all_deplibs=$link_all_deplibs + +# Set to "yes" if exported symbols are required. +always_export_symbols=$always_export_symbols + +# The commands to list exported symbols. +export_symbols_cmds=$lt_export_symbols_cmds + +# Symbols that should not be listed in the preloaded symbols. +exclude_expsyms=$lt_exclude_expsyms + +# Symbols that must always be exported. +include_expsyms=$lt_include_expsyms + +# Commands necessary for linking programs (against libraries) with templates. +prelink_cmds=$lt_prelink_cmds + +# Commands necessary for finishing linking programs. +postlink_cmds=$lt_postlink_cmds + +# Specify filename containing input files. +file_list_spec=$lt_file_list_spec + +# How to hardcode a shared library path into an executable. +hardcode_action=$hardcode_action + +# ### END LIBTOOL CONFIG + +_LT_EOF + + case $host_os in + aix3*) + cat <<\_LT_EOF >> "$cfgfile" +# AIX sometimes has problems with the GCC collect2 program. For some +# reason, if we set the COLLECT_NAMES environment variable, the problems +# vanish in a puff of smoke. +if test "X${COLLECT_NAMES+set}" != Xset; then + COLLECT_NAMES= + export COLLECT_NAMES +fi +_LT_EOF + ;; + esac + + +ltmain="$ac_aux_dir/ltmain.sh" + + + # We use sed instead of cat because bash on DJGPP gets confused if + # if finds mixed CR/LF and LF-only lines. Since sed operates in + # text mode, it properly converts lines to CR/LF. This bash problem + # is reportedly fixed, but why not run on old versions too? + sed '$q' "$ltmain" >> "$cfgfile" \ + || (rm -f "$cfgfile"; exit 1) + + if test x"$xsi_shell" = xyes; then + sed -e '/^func_dirname ()$/,/^} # func_dirname /c\ +func_dirname ()\ +{\ +\ case ${1} in\ +\ */*) func_dirname_result="${1%/*}${2}" ;;\ +\ * ) func_dirname_result="${3}" ;;\ +\ esac\ +} # Extended-shell func_dirname implementation' "$cfgfile" > $cfgfile.tmp \ + && mv -f "$cfgfile.tmp" "$cfgfile" \ + || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp") +test 0 -eq $? || _lt_function_replace_fail=: + + + sed -e '/^func_basename ()$/,/^} # func_basename /c\ +func_basename ()\ +{\ +\ func_basename_result="${1##*/}"\ +} # Extended-shell func_basename implementation' "$cfgfile" > $cfgfile.tmp \ + && mv -f "$cfgfile.tmp" "$cfgfile" \ + || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp") +test 0 -eq $? || _lt_function_replace_fail=: + + + sed -e '/^func_dirname_and_basename ()$/,/^} # func_dirname_and_basename /c\ +func_dirname_and_basename ()\ +{\ +\ case ${1} in\ +\ */*) func_dirname_result="${1%/*}${2}" ;;\ +\ * ) func_dirname_result="${3}" ;;\ +\ esac\ +\ func_basename_result="${1##*/}"\ +} # Extended-shell func_dirname_and_basename implementation' "$cfgfile" > $cfgfile.tmp \ + && mv -f "$cfgfile.tmp" "$cfgfile" \ + || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp") +test 0 -eq $? || _lt_function_replace_fail=: + + + sed -e '/^func_stripname ()$/,/^} # func_stripname /c\ +func_stripname ()\ +{\ +\ # pdksh 5.2.14 does not do ${X%$Y} correctly if both X and Y are\ +\ # positional parameters, so assign one to ordinary parameter first.\ +\ func_stripname_result=${3}\ +\ func_stripname_result=${func_stripname_result#"${1}"}\ +\ func_stripname_result=${func_stripname_result%"${2}"}\ +} # Extended-shell func_stripname implementation' "$cfgfile" > $cfgfile.tmp \ + && mv -f "$cfgfile.tmp" "$cfgfile" \ + || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp") +test 0 -eq $? || _lt_function_replace_fail=: + + + sed -e '/^func_split_long_opt ()$/,/^} # func_split_long_opt /c\ +func_split_long_opt ()\ +{\ +\ func_split_long_opt_name=${1%%=*}\ +\ func_split_long_opt_arg=${1#*=}\ +} # Extended-shell func_split_long_opt implementation' "$cfgfile" > $cfgfile.tmp \ + && mv -f "$cfgfile.tmp" "$cfgfile" \ + || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp") +test 0 -eq $? || _lt_function_replace_fail=: + + + sed -e '/^func_split_short_opt ()$/,/^} # func_split_short_opt /c\ +func_split_short_opt ()\ +{\ +\ func_split_short_opt_arg=${1#??}\ +\ func_split_short_opt_name=${1%"$func_split_short_opt_arg"}\ +} # Extended-shell func_split_short_opt implementation' "$cfgfile" > $cfgfile.tmp \ + && mv -f "$cfgfile.tmp" "$cfgfile" \ + || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp") +test 0 -eq $? || _lt_function_replace_fail=: + + + sed -e '/^func_lo2o ()$/,/^} # func_lo2o /c\ +func_lo2o ()\ +{\ +\ case ${1} in\ +\ *.lo) func_lo2o_result=${1%.lo}.${objext} ;;\ +\ *) func_lo2o_result=${1} ;;\ +\ esac\ +} # Extended-shell func_lo2o implementation' "$cfgfile" > $cfgfile.tmp \ + && mv -f "$cfgfile.tmp" "$cfgfile" \ + || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp") +test 0 -eq $? || _lt_function_replace_fail=: + + + sed -e '/^func_xform ()$/,/^} # func_xform /c\ +func_xform ()\ +{\ + func_xform_result=${1%.*}.lo\ +} # Extended-shell func_xform implementation' "$cfgfile" > $cfgfile.tmp \ + && mv -f "$cfgfile.tmp" "$cfgfile" \ + || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp") +test 0 -eq $? || _lt_function_replace_fail=: + + + sed -e '/^func_arith ()$/,/^} # func_arith /c\ +func_arith ()\ +{\ + func_arith_result=$(( $* ))\ +} # Extended-shell func_arith implementation' "$cfgfile" > $cfgfile.tmp \ + && mv -f "$cfgfile.tmp" "$cfgfile" \ + || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp") +test 0 -eq $? || _lt_function_replace_fail=: + + + sed -e '/^func_len ()$/,/^} # func_len /c\ +func_len ()\ +{\ + func_len_result=${#1}\ +} # Extended-shell func_len implementation' "$cfgfile" > $cfgfile.tmp \ + && mv -f "$cfgfile.tmp" "$cfgfile" \ + || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp") +test 0 -eq $? || _lt_function_replace_fail=: + +fi + +if test x"$lt_shell_append" = xyes; then + sed -e '/^func_append ()$/,/^} # func_append /c\ +func_append ()\ +{\ + eval "${1}+=\\${2}"\ +} # Extended-shell func_append implementation' "$cfgfile" > $cfgfile.tmp \ + && mv -f "$cfgfile.tmp" "$cfgfile" \ + || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp") +test 0 -eq $? || _lt_function_replace_fail=: + + + sed -e '/^func_append_quoted ()$/,/^} # func_append_quoted /c\ +func_append_quoted ()\ +{\ +\ func_quote_for_eval "${2}"\ +\ eval "${1}+=\\\\ \\$func_quote_for_eval_result"\ +} # Extended-shell func_append_quoted implementation' "$cfgfile" > $cfgfile.tmp \ + && mv -f "$cfgfile.tmp" "$cfgfile" \ + || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp") +test 0 -eq $? || _lt_function_replace_fail=: + + + # Save a `func_append' function call where possible by direct use of '+=' + sed -e 's%func_append \([a-zA-Z_]\{1,\}\) "%\1+="%g' $cfgfile > $cfgfile.tmp \ + && mv -f "$cfgfile.tmp" "$cfgfile" \ + || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp") + test 0 -eq $? || _lt_function_replace_fail=: +else + # Save a `func_append' function call even when '+=' is not available + sed -e 's%func_append \([a-zA-Z_]\{1,\}\) "%\1="$\1%g' $cfgfile > $cfgfile.tmp \ + && mv -f "$cfgfile.tmp" "$cfgfile" \ + || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp") + test 0 -eq $? || _lt_function_replace_fail=: +fi + +if test x"$_lt_function_replace_fail" = x":"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Unable to substitute extended shell functions in $ofile" >&5 +$as_echo "$as_me: WARNING: Unable to substitute extended shell functions in $ofile" >&2;} +fi + + + mv -f "$cfgfile" "$ofile" || + (rm -f "$ofile" && cp "$cfgfile" "$ofile" && rm -f "$cfgfile") + chmod +x "$ofile" + + ;; + + esac +done # for ac_tag + + +as_fn_exit 0 +_ACEOF +ac_clean_files=$ac_clean_files_save + +test $ac_write_fail = 0 || + as_fn_error $? "write failure creating $CONFIG_STATUS" "$LINENO" 5 + + +# configure is writing to config.log, and then calls config.status. +# config.status does its own redirection, appending to config.log. +# Unfortunately, on DOS this fails, as config.log is still kept open +# by configure, so config.status won't be able to write to it; its +# output is simply discarded. So we exec the FD to /dev/null, +# effectively closing config.log, so it can be properly (re)opened and +# appended to by config.status. When coming back to configure, we +# need to make the FD available again. +if test "$no_create" != yes; then + ac_cs_success=: + ac_config_status_args= + test "$silent" = yes && + ac_config_status_args="$ac_config_status_args --quiet" + exec 5>/dev/null + $SHELL $CONFIG_STATUS $ac_config_status_args || ac_cs_success=false + exec 5>>config.log + # Use ||, not &&, to avoid exiting from the if with $? = 1, which + # would make configure fail if this is the last instruction. + $ac_cs_success || as_fn_exit 1 +fi +if test -n "$ac_unrecognized_opts" && test "$enable_option_checking" != no; then + { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: unrecognized options: $ac_unrecognized_opts" >&5 +$as_echo "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2;} +fi + diff --git a/vlib/configure.ac b/vlib/configure.ac new file mode 100644 index 00000000000..4fdcff12aaa --- /dev/null +++ b/vlib/configure.ac @@ -0,0 +1,26 @@ +AC_INIT(vlib, 1.1) +AM_INIT_AUTOMAKE +AM_SILENT_RULES + +AC_PROG_CC +AM_PROG_CC_C_O +AC_PROG_LIBTOOL + +AC_ARG_WITH(dpdk, + AC_HELP_STRING([--with-dpdk],[Use the Intel dpdk]), + [with_dpdk=1], + [with_dpdk=0]) + +AC_ARG_WITH(pre-data, + AC_HELP_STRING([--with-pre-data],[Set buffer rewrite space]), + [case $with_pre_data in + 128) ;; + 256) ;; + *) with_pre_data="pre-data-not-set" ;; + esac], [with_pre_data=128]) + +AM_CONDITIONAL(WITH_DPDK, test "$with_dpdk" = "1") +AC_SUBST(DPDK,[-DDPDK=${with_dpdk}]) +AC_SUBST(PRE_DATA_SIZE,[$with_pre_data]) + +AC_OUTPUT([Makefile]) diff --git a/vlib/depcomp b/vlib/depcomp new file mode 100755 index 00000000000..4ebd5b3a2f2 --- /dev/null +++ b/vlib/depcomp @@ -0,0 +1,791 @@ +#! /bin/sh +# depcomp - compile a program generating dependencies as side-effects + +scriptversion=2013-05-30.07; # UTC + +# Copyright (C) 1999-2013 Free Software Foundation, Inc. + +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2, or (at your option) +# any later version. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. + +# You should have received a copy of the GNU General Public License +# along with this program. If not, see . + +# As a special exception to the GNU General Public License, if you +# distribute this file as part of a program that contains a +# configuration script generated by Autoconf, you may include it under +# the same distribution terms that you use for the rest of that program. + +# Originally written by Alexandre Oliva . + +case $1 in + '') + echo "$0: No command. Try '$0 --help' for more information." 1>&2 + exit 1; + ;; + -h | --h*) + cat <<\EOF +Usage: depcomp [--help] [--version] PROGRAM [ARGS] + +Run PROGRAMS ARGS to compile a file, generating dependencies +as side-effects. + +Environment variables: + depmode Dependency tracking mode. + source Source file read by 'PROGRAMS ARGS'. + object Object file output by 'PROGRAMS ARGS'. + DEPDIR directory where to store dependencies. + depfile Dependency file to output. + tmpdepfile Temporary file to use when outputting dependencies. + libtool Whether libtool is used (yes/no). + +Report bugs to . +EOF + exit $? + ;; + -v | --v*) + echo "depcomp $scriptversion" + exit $? + ;; +esac + +# Get the directory component of the given path, and save it in the +# global variables '$dir'. Note that this directory component will +# be either empty or ending with a '/' character. This is deliberate. +set_dir_from () +{ + case $1 in + */*) dir=`echo "$1" | sed -e 's|/[^/]*$|/|'`;; + *) dir=;; + esac +} + +# Get the suffix-stripped basename of the given path, and save it the +# global variable '$base'. +set_base_from () +{ + base=`echo "$1" | sed -e 's|^.*/||' -e 's/\.[^.]*$//'` +} + +# If no dependency file was actually created by the compiler invocation, +# we still have to create a dummy depfile, to avoid errors with the +# Makefile "include basename.Plo" scheme. +make_dummy_depfile () +{ + echo "#dummy" > "$depfile" +} + +# Factor out some common post-processing of the generated depfile. +# Requires the auxiliary global variable '$tmpdepfile' to be set. +aix_post_process_depfile () +{ + # If the compiler actually managed to produce a dependency file, + # post-process it. + if test -f "$tmpdepfile"; then + # Each line is of the form 'foo.o: dependency.h'. + # Do two passes, one to just change these to + # $object: dependency.h + # and one to simply output + # dependency.h: + # which is needed to avoid the deleted-header problem. + { sed -e "s,^.*\.[$lower]*:,$object:," < "$tmpdepfile" + sed -e "s,^.*\.[$lower]*:[$tab ]*,," -e 's,$,:,' < "$tmpdepfile" + } > "$depfile" + rm -f "$tmpdepfile" + else + make_dummy_depfile + fi +} + +# A tabulation character. +tab=' ' +# A newline character. +nl=' +' +# Character ranges might be problematic outside the C locale. +# These definitions help. +upper=ABCDEFGHIJKLMNOPQRSTUVWXYZ +lower=abcdefghijklmnopqrstuvwxyz +digits=0123456789 +alpha=${upper}${lower} + +if test -z "$depmode" || test -z "$source" || test -z "$object"; then + echo "depcomp: Variables source, object and depmode must be set" 1>&2 + exit 1 +fi + +# Dependencies for sub/bar.o or sub/bar.obj go into sub/.deps/bar.Po. +depfile=${depfile-`echo "$object" | + sed 's|[^\\/]*$|'${DEPDIR-.deps}'/&|;s|\.\([^.]*\)$|.P\1|;s|Pobj$|Po|'`} +tmpdepfile=${tmpdepfile-`echo "$depfile" | sed 's/\.\([^.]*\)$/.T\1/'`} + +rm -f "$tmpdepfile" + +# Avoid interferences from the environment. +gccflag= dashmflag= + +# Some modes work just like other modes, but use different flags. We +# parameterize here, but still list the modes in the big case below, +# to make depend.m4 easier to write. Note that we *cannot* use a case +# here, because this file can only contain one case statement. +if test "$depmode" = hp; then + # HP compiler uses -M and no extra arg. + gccflag=-M + depmode=gcc +fi + +if test "$depmode" = dashXmstdout; then + # This is just like dashmstdout with a different argument. + dashmflag=-xM + depmode=dashmstdout +fi + +cygpath_u="cygpath -u -f -" +if test "$depmode" = msvcmsys; then + # This is just like msvisualcpp but w/o cygpath translation. + # Just convert the backslash-escaped backslashes to single forward + # slashes to satisfy depend.m4 + cygpath_u='sed s,\\\\,/,g' + depmode=msvisualcpp +fi + +if test "$depmode" = msvc7msys; then + # This is just like msvc7 but w/o cygpath translation. + # Just convert the backslash-escaped backslashes to single forward + # slashes to satisfy depend.m4 + cygpath_u='sed s,\\\\,/,g' + depmode=msvc7 +fi + +if test "$depmode" = xlc; then + # IBM C/C++ Compilers xlc/xlC can output gcc-like dependency information. + gccflag=-qmakedep=gcc,-MF + depmode=gcc +fi + +case "$depmode" in +gcc3) +## gcc 3 implements dependency tracking that does exactly what +## we want. Yay! Note: for some reason libtool 1.4 doesn't like +## it if -MD -MP comes after the -MF stuff. Hmm. +## Unfortunately, FreeBSD c89 acceptance of flags depends upon +## the command line argument order; so add the flags where they +## appear in depend2.am. Note that the slowdown incurred here +## affects only configure: in makefiles, %FASTDEP% shortcuts this. + for arg + do + case $arg in + -c) set fnord "$@" -MT "$object" -MD -MP -MF "$tmpdepfile" "$arg" ;; + *) set fnord "$@" "$arg" ;; + esac + shift # fnord + shift # $arg + done + "$@" + stat=$? + if test $stat -ne 0; then + rm -f "$tmpdepfile" + exit $stat + fi + mv "$tmpdepfile" "$depfile" + ;; + +gcc) +## Note that this doesn't just cater to obsosete pre-3.x GCC compilers. +## but also to in-use compilers like IMB xlc/xlC and the HP C compiler. +## (see the conditional assignment to $gccflag above). +## There are various ways to get dependency output from gcc. Here's +## why we pick this rather obscure method: +## - Don't want to use -MD because we'd like the dependencies to end +## up in a subdir. Having to rename by hand is ugly. +## (We might end up doing this anyway to support other compilers.) +## - The DEPENDENCIES_OUTPUT environment variable makes gcc act like +## -MM, not -M (despite what the docs say). Also, it might not be +## supported by the other compilers which use the 'gcc' depmode. +## - Using -M directly means running the compiler twice (even worse +## than renaming). + if test -z "$gccflag"; then + gccflag=-MD, + fi + "$@" -Wp,"$gccflag$tmpdepfile" + stat=$? + if test $stat -ne 0; then + rm -f "$tmpdepfile" + exit $stat + fi + rm -f "$depfile" + echo "$object : \\" > "$depfile" + # The second -e expression handles DOS-style file names with drive + # letters. + sed -e 's/^[^:]*: / /' \ + -e 's/^['$alpha']:\/[^:]*: / /' < "$tmpdepfile" >> "$depfile" +## This next piece of magic avoids the "deleted header file" problem. +## The problem is that when a header file which appears in a .P file +## is deleted, the dependency causes make to die (because there is +## typically no way to rebuild the header). We avoid this by adding +## dummy dependencies for each header file. Too bad gcc doesn't do +## this for us directly. +## Some versions of gcc put a space before the ':'. On the theory +## that the space means something, we add a space to the output as +## well. hp depmode also adds that space, but also prefixes the VPATH +## to the object. Take care to not repeat it in the output. +## Some versions of the HPUX 10.20 sed can't process this invocation +## correctly. Breaking it into two sed invocations is a workaround. + tr ' ' "$nl" < "$tmpdepfile" \ + | sed -e 's/^\\$//' -e '/^$/d' -e "s|.*$object$||" -e '/:$/d' \ + | sed -e 's/$/ :/' >> "$depfile" + rm -f "$tmpdepfile" + ;; + +hp) + # This case exists only to let depend.m4 do its work. It works by + # looking at the text of this script. This case will never be run, + # since it is checked for above. + exit 1 + ;; + +sgi) + if test "$libtool" = yes; then + "$@" "-Wp,-MDupdate,$tmpdepfile" + else + "$@" -MDupdate "$tmpdepfile" + fi + stat=$? + if test $stat -ne 0; then + rm -f "$tmpdepfile" + exit $stat + fi + rm -f "$depfile" + + if test -f "$tmpdepfile"; then # yes, the sourcefile depend on other files + echo "$object : \\" > "$depfile" + # Clip off the initial element (the dependent). Don't try to be + # clever and replace this with sed code, as IRIX sed won't handle + # lines with more than a fixed number of characters (4096 in + # IRIX 6.2 sed, 8192 in IRIX 6.5). We also remove comment lines; + # the IRIX cc adds comments like '#:fec' to the end of the + # dependency line. + tr ' ' "$nl" < "$tmpdepfile" \ + | sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' \ + | tr "$nl" ' ' >> "$depfile" + echo >> "$depfile" + # The second pass generates a dummy entry for each header file. + tr ' ' "$nl" < "$tmpdepfile" \ + | sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' -e 's/$/:/' \ + >> "$depfile" + else + make_dummy_depfile + fi + rm -f "$tmpdepfile" + ;; + +xlc) + # This case exists only to let depend.m4 do its work. It works by + # looking at the text of this script. This case will never be run, + # since it is checked for above. + exit 1 + ;; + +aix) + # The C for AIX Compiler uses -M and outputs the dependencies + # in a .u file. In older versions, this file always lives in the + # current directory. Also, the AIX compiler puts '$object:' at the + # start of each line; $object doesn't have directory information. + # Version 6 uses the directory in both cases. + set_dir_from "$object" + set_base_from "$object" + if test "$libtool" = yes; then + tmpdepfile1=$dir$base.u + tmpdepfile2=$base.u + tmpdepfile3=$dir.libs/$base.u + "$@" -Wc,-M + else + tmpdepfile1=$dir$base.u + tmpdepfile2=$dir$base.u + tmpdepfile3=$dir$base.u + "$@" -M + fi + stat=$? + if test $stat -ne 0; then + rm -f "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3" + exit $stat + fi + + for tmpdepfile in "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3" + do + test -f "$tmpdepfile" && break + done + aix_post_process_depfile + ;; + +tcc) + # tcc (Tiny C Compiler) understand '-MD -MF file' since version 0.9.26 + # FIXME: That version still under development at the moment of writing. + # Make that this statement remains true also for stable, released + # versions. + # It will wrap lines (doesn't matter whether long or short) with a + # trailing '\', as in: + # + # foo.o : \ + # foo.c \ + # foo.h \ + # + # It will put a trailing '\' even on the last line, and will use leading + # spaces rather than leading tabs (at least since its commit 0394caf7 + # "Emit spaces for -MD"). + "$@" -MD -MF "$tmpdepfile" + stat=$? + if test $stat -ne 0; then + rm -f "$tmpdepfile" + exit $stat + fi + rm -f "$depfile" + # Each non-empty line is of the form 'foo.o : \' or ' dep.h \'. + # We have to change lines of the first kind to '$object: \'. + sed -e "s|.*:|$object :|" < "$tmpdepfile" > "$depfile" + # And for each line of the second kind, we have to emit a 'dep.h:' + # dummy dependency, to avoid the deleted-header problem. + sed -n -e 's|^ *\(.*\) *\\$|\1:|p' < "$tmpdepfile" >> "$depfile" + rm -f "$tmpdepfile" + ;; + +## The order of this option in the case statement is important, since the +## shell code in configure will try each of these formats in the order +## listed in this file. A plain '-MD' option would be understood by many +## compilers, so we must ensure this comes after the gcc and icc options. +pgcc) + # Portland's C compiler understands '-MD'. + # Will always output deps to 'file.d' where file is the root name of the + # source file under compilation, even if file resides in a subdirectory. + # The object file name does not affect the name of the '.d' file. + # pgcc 10.2 will output + # foo.o: sub/foo.c sub/foo.h + # and will wrap long lines using '\' : + # foo.o: sub/foo.c ... \ + # sub/foo.h ... \ + # ... + set_dir_from "$object" + # Use the source, not the object, to determine the base name, since + # that's sadly what pgcc will do too. + set_base_from "$source" + tmpdepfile=$base.d + + # For projects that build the same source file twice into different object + # files, the pgcc approach of using the *source* file root name can cause + # problems in parallel builds. Use a locking strategy to avoid stomping on + # the same $tmpdepfile. + lockdir=$base.d-lock + trap " + echo '$0: caught signal, cleaning up...' >&2 + rmdir '$lockdir' + exit 1 + " 1 2 13 15 + numtries=100 + i=$numtries + while test $i -gt 0; do + # mkdir is a portable test-and-set. + if mkdir "$lockdir" 2>/dev/null; then + # This process acquired the lock. + "$@" -MD + stat=$? + # Release the lock. + rmdir "$lockdir" + break + else + # If the lock is being held by a different process, wait + # until the winning process is done or we timeout. + while test -d "$lockdir" && test $i -gt 0; do + sleep 1 + i=`expr $i - 1` + done + fi + i=`expr $i - 1` + done + trap - 1 2 13 15 + if test $i -le 0; then + echo "$0: failed to acquire lock after $numtries attempts" >&2 + echo "$0: check lockdir '$lockdir'" >&2 + exit 1 + fi + + if test $stat -ne 0; then + rm -f "$tmpdepfile" + exit $stat + fi + rm -f "$depfile" + # Each line is of the form `foo.o: dependent.h', + # or `foo.o: dep1.h dep2.h \', or ` dep3.h dep4.h \'. + # Do two passes, one to just change these to + # `$object: dependent.h' and one to simply `dependent.h:'. + sed "s,^[^:]*:,$object :," < "$tmpdepfile" > "$depfile" + # Some versions of the HPUX 10.20 sed can't process this invocation + # correctly. Breaking it into two sed invocations is a workaround. + sed 's,^[^:]*: \(.*\)$,\1,;s/^\\$//;/^$/d;/:$/d' < "$tmpdepfile" \ + | sed -e 's/$/ :/' >> "$depfile" + rm -f "$tmpdepfile" + ;; + +hp2) + # The "hp" stanza above does not work with aCC (C++) and HP's ia64 + # compilers, which have integrated preprocessors. The correct option + # to use with these is +Maked; it writes dependencies to a file named + # 'foo.d', which lands next to the object file, wherever that + # happens to be. + # Much of this is similar to the tru64 case; see comments there. + set_dir_from "$object" + set_base_from "$object" + if test "$libtool" = yes; then + tmpdepfile1=$dir$base.d + tmpdepfile2=$dir.libs/$base.d + "$@" -Wc,+Maked + else + tmpdepfile1=$dir$base.d + tmpdepfile2=$dir$base.d + "$@" +Maked + fi + stat=$? + if test $stat -ne 0; then + rm -f "$tmpdepfile1" "$tmpdepfile2" + exit $stat + fi + + for tmpdepfile in "$tmpdepfile1" "$tmpdepfile2" + do + test -f "$tmpdepfile" && break + done + if test -f "$tmpdepfile"; then + sed -e "s,^.*\.[$lower]*:,$object:," "$tmpdepfile" > "$depfile" + # Add 'dependent.h:' lines. + sed -ne '2,${ + s/^ *// + s/ \\*$// + s/$/:/ + p + }' "$tmpdepfile" >> "$depfile" + else + make_dummy_depfile + fi + rm -f "$tmpdepfile" "$tmpdepfile2" + ;; + +tru64) + # The Tru64 compiler uses -MD to generate dependencies as a side + # effect. 'cc -MD -o foo.o ...' puts the dependencies into 'foo.o.d'. + # At least on Alpha/Redhat 6.1, Compaq CCC V6.2-504 seems to put + # dependencies in 'foo.d' instead, so we check for that too. + # Subdirectories are respected. + set_dir_from "$object" + set_base_from "$object" + + if test "$libtool" = yes; then + # Libtool generates 2 separate objects for the 2 libraries. These + # two compilations output dependencies in $dir.libs/$base.o.d and + # in $dir$base.o.d. We have to check for both files, because + # one of the two compilations can be disabled. We should prefer + # $dir$base.o.d over $dir.libs/$base.o.d because the latter is + # automatically cleaned when .libs/ is deleted, while ignoring + # the former would cause a distcleancheck panic. + tmpdepfile1=$dir$base.o.d # libtool 1.5 + tmpdepfile2=$dir.libs/$base.o.d # Likewise. + tmpdepfile3=$dir.libs/$base.d # Compaq CCC V6.2-504 + "$@" -Wc,-MD + else + tmpdepfile1=$dir$base.d + tmpdepfile2=$dir$base.d + tmpdepfile3=$dir$base.d + "$@" -MD + fi + + stat=$? + if test $stat -ne 0; then + rm -f "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3" + exit $stat + fi + + for tmpdepfile in "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3" + do + test -f "$tmpdepfile" && break + done + # Same post-processing that is required for AIX mode. + aix_post_process_depfile + ;; + +msvc7) + if test "$libtool" = yes; then + showIncludes=-Wc,-showIncludes + else + showIncludes=-showIncludes + fi + "$@" $showIncludes > "$tmpdepfile" + stat=$? + grep -v '^Note: including file: ' "$tmpdepfile" + if test $stat -ne 0; then + rm -f "$tmpdepfile" + exit $stat + fi + rm -f "$depfile" + echo "$object : \\" > "$depfile" + # The first sed program below extracts the file names and escapes + # backslashes for cygpath. The second sed program outputs the file + # name when reading, but also accumulates all include files in the + # hold buffer in order to output them again at the end. This only + # works with sed implementations that can handle large buffers. + sed < "$tmpdepfile" -n ' +/^Note: including file: *\(.*\)/ { + s//\1/ + s/\\/\\\\/g + p +}' | $cygpath_u | sort -u | sed -n ' +s/ /\\ /g +s/\(.*\)/'"$tab"'\1 \\/p +s/.\(.*\) \\/\1:/ +H +$ { + s/.*/'"$tab"'/ + G + p +}' >> "$depfile" + echo >> "$depfile" # make sure the fragment doesn't end with a backslash + rm -f "$tmpdepfile" + ;; + +msvc7msys) + # This case exists only to let depend.m4 do its work. It works by + # looking at the text of this script. This case will never be run, + # since it is checked for above. + exit 1 + ;; + +#nosideeffect) + # This comment above is used by automake to tell side-effect + # dependency tracking mechanisms from slower ones. + +dashmstdout) + # Important note: in order to support this mode, a compiler *must* + # always write the preprocessed file to stdout, regardless of -o. + "$@" || exit $? + + # Remove the call to Libtool. + if test "$libtool" = yes; then + while test "X$1" != 'X--mode=compile'; do + shift + done + shift + fi + + # Remove '-o $object'. + IFS=" " + for arg + do + case $arg in + -o) + shift + ;; + $object) + shift + ;; + *) + set fnord "$@" "$arg" + shift # fnord + shift # $arg + ;; + esac + done + + test -z "$dashmflag" && dashmflag=-M + # Require at least two characters before searching for ':' + # in the target name. This is to cope with DOS-style filenames: + # a dependency such as 'c:/foo/bar' could be seen as target 'c' otherwise. + "$@" $dashmflag | + sed "s|^[$tab ]*[^:$tab ][^:][^:]*:[$tab ]*|$object: |" > "$tmpdepfile" + rm -f "$depfile" + cat < "$tmpdepfile" > "$depfile" + # Some versions of the HPUX 10.20 sed can't process this sed invocation + # correctly. Breaking it into two sed invocations is a workaround. + tr ' ' "$nl" < "$tmpdepfile" \ + | sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' \ + | sed -e 's/$/ :/' >> "$depfile" + rm -f "$tmpdepfile" + ;; + +dashXmstdout) + # This case only exists to satisfy depend.m4. It is never actually + # run, as this mode is specially recognized in the preamble. + exit 1 + ;; + +makedepend) + "$@" || exit $? + # Remove any Libtool call + if test "$libtool" = yes; then + while test "X$1" != 'X--mode=compile'; do + shift + done + shift + fi + # X makedepend + shift + cleared=no eat=no + for arg + do + case $cleared in + no) + set ""; shift + cleared=yes ;; + esac + if test $eat = yes; then + eat=no + continue + fi + case "$arg" in + -D*|-I*) + set fnord "$@" "$arg"; shift ;; + # Strip any option that makedepend may not understand. Remove + # the object too, otherwise makedepend will parse it as a source file. + -arch) + eat=yes ;; + -*|$object) + ;; + *) + set fnord "$@" "$arg"; shift ;; + esac + done + obj_suffix=`echo "$object" | sed 's/^.*\././'` + touch "$tmpdepfile" + ${MAKEDEPEND-makedepend} -o"$obj_suffix" -f"$tmpdepfile" "$@" + rm -f "$depfile" + # makedepend may prepend the VPATH from the source file name to the object. + # No need to regex-escape $object, excess matching of '.' is harmless. + sed "s|^.*\($object *:\)|\1|" "$tmpdepfile" > "$depfile" + # Some versions of the HPUX 10.20 sed can't process the last invocation + # correctly. Breaking it into two sed invocations is a workaround. + sed '1,2d' "$tmpdepfile" \ + | tr ' ' "$nl" \ + | sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' \ + | sed -e 's/$/ :/' >> "$depfile" + rm -f "$tmpdepfile" "$tmpdepfile".bak + ;; + +cpp) + # Important note: in order to support this mode, a compiler *must* + # always write the preprocessed file to stdout. + "$@" || exit $? + + # Remove the call to Libtool. + if test "$libtool" = yes; then + while test "X$1" != 'X--mode=compile'; do + shift + done + shift + fi + + # Remove '-o $object'. + IFS=" " + for arg + do + case $arg in + -o) + shift + ;; + $object) + shift + ;; + *) + set fnord "$@" "$arg" + shift # fnord + shift # $arg + ;; + esac + done + + "$@" -E \ + | sed -n -e '/^# [0-9][0-9]* "\([^"]*\)".*/ s:: \1 \\:p' \ + -e '/^#line [0-9][0-9]* "\([^"]*\)".*/ s:: \1 \\:p' \ + | sed '$ s: \\$::' > "$tmpdepfile" + rm -f "$depfile" + echo "$object : \\" > "$depfile" + cat < "$tmpdepfile" >> "$depfile" + sed < "$tmpdepfile" '/^$/d;s/^ //;s/ \\$//;s/$/ :/' >> "$depfile" + rm -f "$tmpdepfile" + ;; + +msvisualcpp) + # Important note: in order to support this mode, a compiler *must* + # always write the preprocessed file to stdout. + "$@" || exit $? + + # Remove the call to Libtool. + if test "$libtool" = yes; then + while test "X$1" != 'X--mode=compile'; do + shift + done + shift + fi + + IFS=" " + for arg + do + case "$arg" in + -o) + shift + ;; + $object) + shift + ;; + "-Gm"|"/Gm"|"-Gi"|"/Gi"|"-ZI"|"/ZI") + set fnord "$@" + shift + shift + ;; + *) + set fnord "$@" "$arg" + shift + shift + ;; + esac + done + "$@" -E 2>/dev/null | + sed -n '/^#line [0-9][0-9]* "\([^"]*\)"/ s::\1:p' | $cygpath_u | sort -u > "$tmpdepfile" + rm -f "$depfile" + echo "$object : \\" > "$depfile" + sed < "$tmpdepfile" -n -e 's% %\\ %g' -e '/^\(.*\)$/ s::'"$tab"'\1 \\:p' >> "$depfile" + echo "$tab" >> "$depfile" + sed < "$tmpdepfile" -n -e 's% %\\ %g' -e '/^\(.*\)$/ s::\1\::p' >> "$depfile" + rm -f "$tmpdepfile" + ;; + +msvcmsys) + # This case exists only to let depend.m4 do its work. It works by + # looking at the text of this script. This case will never be run, + # since it is checked for above. + exit 1 + ;; + +none) + exec "$@" + ;; + +*) + echo "Unknown depmode $depmode" 1>&2 + exit 1 + ;; +esac + +exit 0 + +# Local Variables: +# mode: shell-script +# sh-indentation: 2 +# eval: (add-hook 'write-file-hooks 'time-stamp) +# time-stamp-start: "scriptversion=" +# time-stamp-format: "%:y-%02m-%02d.%02H" +# time-stamp-time-zone: "UTC" +# time-stamp-end: "; # UTC" +# End: diff --git a/vlib/example/main_stub.c b/vlib/example/main_stub.c new file mode 100644 index 00000000000..4213d912acd --- /dev/null +++ b/vlib/example/main_stub.c @@ -0,0 +1,385 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#include +#include +#include + +int main (int argc, char * argv[]) +{ + return vlib_unix_main (argc, argv); +} + +static clib_error_t * +main_stub_init (vlib_main_t * vm) +{ + clib_error_t * error; + + if ((error = unix_physmem_init (vm, /* fail_if_physical_memory_not_present */ 0))) + return error; + + if ((error = vlib_call_init_function (vm, unix_cli_init))) + return error; + + return error; +} + +VLIB_INIT_FUNCTION (main_stub_init); + +#if 0 +/* Node test code. */ +typedef struct { + int scalar; + int vector[0]; +} my_frame_t; + +static u8 * format_my_node_frame (u8 * s, va_list * va) +{ + vlib_frame_t * f = va_arg (*va, vlib_frame_t *); + my_frame_t * g = vlib_frame_args (f); + int i; + + s = format (s, "scalar %d, vector { ", g->scalar); + for (i = 0; i < f->n_vectors; i++) + s = format (s, "%d, ", g->vector[i]); + s = format (s, " }"); + + return s; +} + +static uword +my_func (vlib_main_t * vm, + vlib_node_runtime_t * rt, + vlib_frame_t * f) +{ + vlib_node_t * node; + my_frame_t * y; + u32 i, n_left = 0; + static int serial; + int verbose; + + node = vlib_get_node (vm, rt->node_index); + + verbose = 0; + + if (verbose && f) + vlib_cli_output (vm, "%v: call frame %p %U", node->name, + f, format_my_node_frame, f); + + if (rt->n_next_nodes > 0) + { + vlib_frame_t * next = vlib_get_next_frame (vm, rt, /* next index */ 0); + n_left = VLIB_FRAME_SIZE - next->n_vectors; + y = vlib_frame_args (next); + y->scalar = serial++; + } + else + y = 0; + + for (i = 0; i < 5; i++) + { + if (y) + { + ASSERT (n_left > 0); + n_left--; + y->vector[i] = y->scalar + i; + } + } + if (y) + vlib_put_next_frame (vm, rt, /* next index */ 0, n_left); + + if (verbose) + vlib_cli_output (vm, "%v: return frame %p", node->name, f); + + return i; +} + +VLIB_REGISTER_NODE (my_node1,static) = { + .function = my_func, + .type = VLIB_NODE_TYPE_INPUT, + .name = "my-node1", + .scalar_size = sizeof (my_frame_t), + .vector_size = STRUCT_SIZE_OF (my_frame_t, vector[0]), + .n_next_nodes = 1, + .next_nodes = { + [0] = "my-node2", + }, +}; + +VLIB_REGISTER_NODE (my_node2,static) = { + .function = my_func, + .name = "my-node2", + .scalar_size = sizeof (my_frame_t), + .vector_size = STRUCT_SIZE_OF (my_frame_t, vector[0]), +}; + +#endif + +#if 0 + +typedef enum { + MY_EVENT_TYPE1, + MY_EVENT_TYPE2, +} my_process_completion_type_t; + +typedef struct { + int a; + f64 b; +} my_process_event_data_t; + +static u8 * format_my_process_event_data (u8 * s, va_list * va) +{ + my_process_event_data_t * d = va_arg (*va, my_process_event_data_t *); + return format (s, "{ a %d b %.6f}", d->a, d->b); +} + +static uword +my_proc (vlib_main_t * vm, + vlib_node_runtime_t * rt, + vlib_frame_t * f) +{ + vlib_node_t * node; + u32 i; + + node = vlib_get_node (vm, rt->node_index); + + vlib_cli_output (vm, "%v: call frame %p", node->name, f); + + for (i = 0; i < 5; i++) + { + vlib_cli_output (vm, "%v: %d", node->name, i); + vlib_process_suspend (vm, 1e0 /* secs */); + } + + vlib_cli_output (vm, "%v: return frame %p", node->name, f); + + if (0) + { + uword n_events_seen, type, * data = 0; + + for (n_events_seen = 0; n_events_seen < 2;) + { + vlib_process_wait_for_event (vm); + type = vlib_process_get_events (vm, &data); + n_events_seen += vec_len (data); + vlib_cli_output (vm, "%U %v: completion #%d type %d data 0x%wx", + format_time_interval, "h:m:s:u", vlib_time_now (vm), + node->name, i, type, data[0]); + _vec_len (data) = 0; + } + + vec_free (data); + } + else + { + uword n_events_seen, i, type; + my_process_event_data_t * data; + for (n_events_seen = 0; n_events_seen < 2;) + { + vlib_process_wait_for_event (vm); + data = vlib_process_get_event_data (vm, &type); + vec_foreach_index (i, data) { + vlib_cli_output (vm, "%U event type %d data %U", + format_time_interval, "h:m:s:u", vlib_time_now (vm), + type, format_my_process_event_data, data); + } + n_events_seen += vec_len (data); + vlib_process_put_event_data (vm, data); + } + } + + return i; +} + +VLIB_REGISTER_NODE (my_proc_node,static) = { + .function = my_proc, + .type = VLIB_NODE_TYPE_PROCESS, + .name = "my-proc", +}; + +static uword +my_proc_input (vlib_main_t * vm, + vlib_node_runtime_t * rt, + vlib_frame_t * f) +{ + static int i; + + if (i++ < 2) + { + if (0) + vlib_process_signal_event (vm, my_proc_node.index, + i == 1 ? MY_EVENT_TYPE1 : MY_EVENT_TYPE2, + 0x12340000 + i); + else + { + my_process_event_data_t * d; + f64 dt = 5; + d = vlib_process_signal_event_at_time (vm, + i * dt, + my_proc_node.index, + i == 1 ? MY_EVENT_TYPE1 : MY_EVENT_TYPE2, + 1 /* elts */, + sizeof (d[0])); + d->a = i; + d->b = vlib_time_now (vm); + } + } + else + vlib_node_set_state (vm, rt->node_index, VLIB_NODE_STATE_DISABLED); + + return 0; +} + +VLIB_REGISTER_NODE (my_proc_input_node,static) = { + .function = my_proc_input, + .type = VLIB_NODE_TYPE_INPUT, + .name = "my-proc-input", +}; + +static uword _unformat_farith (unformat_input_t * i, va_list * args) +{ + u32 prec = va_arg (*args, u32); + f64 * result = va_arg (*args, f64 *); + f64 tmp[2]; + + /* Binary operations in from lowest to highest precedence. */ + char * binops[] = { + "+%U", "-%U", "/%U", "*%U", "^%U", + }; + + if (prec <= ARRAY_LEN (binops) - 1 + && unformat_user (i, _unformat_farith, prec + 1, &tmp[0])) + { + int p; + for (p = prec; p < ARRAY_LEN (binops); p++) + { + if (unformat (i, binops[p], + _unformat_farith, prec + 0, &tmp[1])) + { + switch (binops[p][0]) + { + case '+': result[0] = tmp[0] + tmp[1]; break; + case '-': result[0] = tmp[0] - tmp[1]; break; + case '/': result[0] = tmp[0] / tmp[1]; break; + case '*': result[0] = tmp[0] * tmp[1]; break; + case '^': result[0] = pow (tmp[0], tmp[1]); break; + default: abort (); + } + return 1; + } + } + result[0] = tmp[0]; + return 1; + } + + else if (unformat (i, "-%U", + _unformat_farith, prec + 0, &tmp[0])) + { + result[0] = -tmp[0]; + return 1; + } + + else if (unformat (i, "(%U)", + _unformat_farith, 0, &tmp[0])) + { + result[0] = tmp[0]; + return 1; + } + + else if (unformat (i, "%f", result)) + return 1; + + else + return 0; +} + +static uword unformat_farith (unformat_input_t * i, va_list * args) +{ + CLIB_UNUSED (vlib_main_t * vm) = va_arg (*args, vlib_main_t *); + f64 * result = va_arg (*args, f64 *); + return unformat_user (i, _unformat_farith, 0, result); +} + +static uword unformat_integer (unformat_input_t * i, va_list * args) +{ + CLIB_UNUSED (vlib_main_t * vm) = va_arg (*args, vlib_main_t *); + u32 * data = va_arg (*args, u32 *); + return unformat (i, "%d", data); +} + +static VLIB_CLI_PARSE_RULE (my_parse_rule1) = { + .name = "decimal_integer", + .short_help = "a decimal integer", + .unformat_function = unformat_integer, + .data_size = sizeof (u32), +}; + +static VLIB_CLI_PARSE_RULE (my_parse_rule2) = { + .name = "float_expression", + .short_help = "floating point expression", + .unformat_function = unformat_farith, + .data_size = sizeof (f64), +}; + +static clib_error_t * +bar_command (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + switch (cmd->function_arg) + { + case 2: { + u32 * d, * e; + d = vlib_cli_get_parse_rule_result (vm, 0); + e = vlib_cli_get_parse_rule_result (vm, 1); + vlib_cli_output (vm, "bar2 %d %d", d[0], e[0]); + break; + } + + case 1: { + u32 * d = vlib_cli_get_parse_rule_result (vm, 0); + vlib_cli_output (vm, "bar1 %d", d[0]); + break; + } + + case 3: { + f64 * d = vlib_cli_get_parse_rule_result (vm, 0); + vlib_cli_output (vm, "expr %.6f", d[0]); + } + } + + return 0; +} + +VLIB_CLI_COMMAND (bar_command2, static) = { + .path = "bar %decimal_integer", + .short_help = "bar1 command", + .function = bar_command, + .function_arg = 1, +}; +VLIB_CLI_COMMAND (bar_command1, static) = { + .path = "bar %decimal_integer %decimal_integer", + .short_help = "bar2 command", + .function = bar_command, + .function_arg = 2, +}; +VLIB_CLI_COMMAND (bar_command3, static) = { + .path = "zap %float_expression", + .short_help = "bar3 command", + .function = bar_command, + .function_arg = 3, +}; + +#endif + diff --git a/vlib/example/mc_test.c b/vlib/example/mc_test.c new file mode 100644 index 00000000000..2a7fe9867fe --- /dev/null +++ b/vlib/example/mc_test.c @@ -0,0 +1,370 @@ +/* + * mc_test.c: test program for vlib mc + * + * Copyright (c) 2010 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include +#include +#include + +typedef struct { + u32 min_n_msg_bytes; + u32 max_n_msg_bytes; + u32 tx_serial; + u32 rx_serial; + u32 seed; + u32 verbose; + u32 validate; + u32 window_size; + f64 min_delay, max_delay; + f64 n_packets_to_send; +} mc_test_main_t; + +always_inline u32 +choose_msg_size (mc_test_main_t * tm) +{ + u32 r = tm->min_n_msg_bytes; + if (tm->max_n_msg_bytes > tm->min_n_msg_bytes) + r += random_u32 (&tm->seed) % (1 + tm->max_n_msg_bytes - tm->min_n_msg_bytes); + return r; +} + +static mc_test_main_t mc_test_main; + +static void serialize_test_msg (serialize_main_t * m, va_list * va) +{ + mc_test_main_t * tm = &mc_test_main; + u32 n_bytes = choose_msg_size (tm); + u8 * msg; + int i; + serialize_integer (m, n_bytes, sizeof (n_bytes)); + msg = serialize_get (m, n_bytes); + for (i = 0; i < n_bytes; i++) + msg[i] = i + tm->tx_serial; + tm->tx_serial += n_bytes; +} + +static void unserialize_test_msg (serialize_main_t * m, va_list * va) +{ + mc_test_main_t * tm = &mc_test_main; + u32 i, n_bytes, dump_msg = tm->verbose; + u8 * p; + unserialize_integer (m, &n_bytes, sizeof (n_bytes)); + p = unserialize_get (m, n_bytes); + if (tm->validate) + for (i = 0; i < n_bytes; i++) + if (p[i] != ((tm->rx_serial + i) & 0xff)) + { + clib_warning ("corrupt msg at offset %d", i); + dump_msg = 1; + break; + } + if (dump_msg) + clib_warning ("got %d bytes, %U", n_bytes, format_hex_bytes, p, n_bytes); + tm->rx_serial += n_bytes; +} + +MC_SERIALIZE_MSG (test_msg, static) = { + .name = "test_msg", + .serialize = serialize_test_msg, + .unserialize = unserialize_test_msg, +}; + +#define SERIALIZE 1 + +#define EVENT_JOIN_STREAM 10 +#define EVENT_SEND_DATA 11 + +static void test_rx_callback (mc_main_t * mcm, + mc_stream_t * stream, + mc_peer_id_t peer_id, + u32 buffer_index) +{ + if (SERIALIZE) + { + return mc_unserialize (mcm, stream, buffer_index); + } + else + { +#if DEBUG > 1 + vlib_main_t * vm = mcm->vlib_main; + vlib_buffer_t * b = vlib_get_buffer (vm, buffer_index); + u8 * dp = vlib_buffer_get_current (b); + + fformat(stdout, "RX from %U %U\n", + stream->transport->format_peer_id, peer_id, + format_hex_bytes, dp, tm->n_msg_bytes); + +#endif + } +} + +static u8 * +test_snapshot_callback (mc_main_t * mcm, + u8 * data_vector, + u32 last_global_sequence_processed) +{ + if (SERIALIZE) + { + serialize_main_t m; + + /* Append serialized data to data vector. */ + serialize_open_vector (&m, data_vector); + m.stream.current_buffer_index = vec_len (data_vector); + + return serialize_close_vector (&m); + } + else + return format (data_vector, + "snapshot, last global seq 0x%x", + last_global_sequence_processed); +} + +static void +test_handle_snapshot_callback (mc_main_t * mcm, + u8 * data, + u32 n_data_bytes) +{ + if (SERIALIZE) + { + serialize_main_t s; + unserialize_open_data (&s, data, n_data_bytes); + } + else + clib_warning ("snapshot `%*s'", n_data_bytes, data); +} + +static mc_socket_main_t mc_socket_main; + +static uword +mc_test_process (vlib_main_t * vm, + vlib_node_runtime_t * node, + vlib_frame_t * f) +{ + mc_test_main_t * tm = &mc_test_main; + mc_socket_main_t * msm = &mc_socket_main; + mc_main_t *mcm = &msm->mc_main; + uword event_type, *event_data = 0; + u32 data_serial=0, stream_index; + f64 delay; + mc_stream_config_t config; + clib_error_t * error; + int i; + char *intfcs[] = { "eth1", "eth0", "ce" }; + + memset (&config, 0, sizeof (config)); + config.name = "test"; + config.window_size = tm->window_size; + config.rx_buffer = test_rx_callback; + config.catchup_snapshot = test_snapshot_callback; + config.catchup = test_handle_snapshot_callback; + stream_index = ~0; + + msm->multicast_tx_ip4_address_host_byte_order = 0xefff0100; + msm->base_multicast_udp_port_host_byte_order = 0xffab; + + error = mc_socket_main_init (&mc_socket_main, intfcs, ARRAY_LEN(intfcs)); + if (error) + { + clib_error_report (error); + exit (1); + } + + mcm->we_can_be_relay_master = 1; + + while (1) + { + vlib_process_wait_for_event (vm); + event_type = vlib_process_get_events (vm, &event_data); + + switch (event_type) + { + case EVENT_JOIN_STREAM: + stream_index = mc_stream_join (mcm, &config); + break; + + case EVENT_SEND_DATA: { + f64 times[2]; + + if (stream_index == ~0) + stream_index = mc_stream_join (mcm, &config); + + times[0] = vlib_time_now (vm); + for (i = 0; i < event_data[0]; i++) + { + u32 bi; + if (SERIALIZE) + { + mc_serialize_stream (mcm, stream_index, &test_msg, data_serial); + } + else + { + u8 * mp; + mp = mc_get_vlib_buffer (vm, sizeof (mp[0]), &bi); + mp[0] = data_serial; + mc_stream_send (mcm, stream_index, bi); + } + if (tm->min_delay > 0) + { + delay = tm->min_delay + random_f64 (&tm->seed) * (tm->max_delay - tm->min_delay); + vlib_process_suspend (vm, delay); + } + data_serial++; + } + times[1] = vlib_time_now (vm); + clib_warning ("done sending %d; %.4e per sec", + event_data[0], + (f64) event_data[0] / (times[1] - times[0])); + break; + } + + default: + clib_warning ("bug"); + break; + } + + if (event_data) + _vec_len (event_data) = 0; + } +} + +VLIB_REGISTER_NODE (mc_test_process_node,static) = { + .function = mc_test_process, + .type = VLIB_NODE_TYPE_PROCESS, + .name = "mc-test-process", +}; + +static clib_error_t * +mc_test_command (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + f64 npkts = 10; + + if (unformat (input, "join")) + { + vlib_cli_output (vm, "Join stream...\n"); + vlib_process_signal_event (vm, mc_test_process_node.index, + EVENT_JOIN_STREAM, 0); + return 0; + } + else if (unformat (input, "send %f", &npkts) + || unformat(input, "send")) + { + vlib_process_signal_event (vm, mc_test_process_node.index, + EVENT_SEND_DATA, (uword) npkts); + vlib_cli_output (vm, "Send %.0f pkts...\n", npkts); + + return 0; + } + else + return unformat_parse_error (input); +} + +VLIB_CLI_COMMAND (test_mc_command, static) = { + .path = "test mc", + .short_help = "Test mc command", + .function = mc_test_command, +}; + +static clib_error_t * +mc_show_command (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + mc_main_t *mcm = &mc_socket_main.mc_main; + vlib_cli_output (vm, "%U", format_mc_main, mcm); + return 0; +} + +VLIB_CLI_COMMAND (show_mc_command, static) = { + .path = "show mc", + .short_help = "Show mc command", + .function = mc_show_command, +}; + +static clib_error_t * +mc_clear_command (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + mc_main_t * mcm = &mc_socket_main.mc_main; + mc_clear_stream_stats (mcm); + return 0; +} + +VLIB_CLI_COMMAND (clear_mc_command, static) = { + .path = "clear mc", + .short_help = "Clear mc command", + .function = mc_clear_command, +}; + +static clib_error_t * +mc_config (vlib_main_t * vm, unformat_input_t * input) +{ + mc_test_main_t * tm = &mc_test_main; + mc_socket_main_t * msm = &mc_socket_main; + clib_error_t * error = 0; + + tm->min_n_msg_bytes = 4; + tm->max_n_msg_bytes = 4; + tm->window_size = 8; + tm->seed = getpid (); + tm->verbose = 0; + tm->validate = 1; + tm->min_delay = 10e-6; + tm->max_delay = 10e-3; + tm->n_packets_to_send = 0; + while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) + { + if (unformat (input, "interface %s", &msm->multicast_interface_name)) + ; + + else if (unformat (input, "n-bytes %d", &tm->max_n_msg_bytes)) + tm->min_n_msg_bytes = tm->max_n_msg_bytes; + else if (unformat (input, "max-n-bytes %d", &tm->max_n_msg_bytes)) + ; + else if (unformat (input, "min-n-bytes %d", &tm->min_n_msg_bytes)) + ; + else if (unformat (input, "seed %d", &tm->seed)) + ; + else if (unformat (input, "window %d", &tm->window_size)) + ; + else if (unformat (input, "verbose")) + tm->verbose = 1; + else if (unformat (input, "no-validate")) + tm->validate = 0; + else if (unformat (input, "min-delay %f", &tm->min_delay)) + ; + else if (unformat (input, "max-delay %f", &tm->max_delay)) + ; + else if (unformat (input, "no-delay")) + tm->min_delay = tm->max_delay = 0; + else if (unformat (input, "n-packets %f", &tm->n_packets_to_send)) + ; + + else + return clib_error_return (0, "unknown input `%U'", + format_unformat_error, input); + } + + if (tm->n_packets_to_send > 0) + vlib_process_signal_event (vm, mc_test_process_node.index, + EVENT_SEND_DATA, (uword) tm->n_packets_to_send); + + return error; +} + +VLIB_CONFIG_FUNCTION (mc_config, "mc"); diff --git a/vlib/example/plex_test.c b/vlib/example/plex_test.c new file mode 100644 index 00000000000..947f25bc50b --- /dev/null +++ b/vlib/example/plex_test.c @@ -0,0 +1,490 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#include +#include + +static u8 * format_value_v4_address (u8 * s, va_list * args) +{ + vlib_parse_value_t *v = va_arg (*args, vlib_parse_value_t *); + u32 a = v->value.as_uword; + + s = format (s, "%d.%d.%d.%d", + (a>>24) & 0xFF, + (a>>16) & 0xFF, + (a>>8) & 0xFF, + (a>>0) & 0xFF); + + return s; +} + +static vlib_parse_match_t +v4_address_match (vlib_parse_main_t *pm, vlib_parse_type_t *type, + vlib_lex_token_t *t, vlib_parse_value_t *valuep) +{ + u32 digit; + u32 value = 0; + int i; + + if (vec_len (pm->tokens) - (t - pm->tokens) < 7) + return VLIB_PARSE_MATCH_FAIL; + + /* NUMBER DOT NUMBER DOT NUMBER DOT NUMBER */ + + for (i = 0; i < 7; i++) { + if ((i & 1) == 0) { + if (t[i].token != VLIB_LEX_number) + return VLIB_PARSE_MATCH_FAIL; + if (t[i].value.as_uword > 0xff) + return VLIB_PARSE_MATCH_FAIL; + digit = t[i].value.as_uword; + value = (value << 8) | digit; + } else { + if (t[i].token != VLIB_LEX_dot) + return VLIB_PARSE_MATCH_FAIL; + } + } + /* note: caller advances by 1 */ + pm->current_token_index += 6; + valuep->value.as_uword = value; + return VLIB_PARSE_MATCH_VALUE; +} + +PARSE_TYPE_INIT (v4_address, v4_address_match, 0, format_value_v4_address) + +static u8 * format_value_v4_address_and_mask (u8 * s, va_list * args) +{ + vlib_parse_value_t *v = va_arg (*args, vlib_parse_value_t *); + u32 * a = v->value.as_pointer; + + s = format (s, "%d.%d.%d.%d", + (a[0]>>24) & 0xFF, + (a[0]>>16) & 0xFF, + (a[0]>>8) & 0xFF, + (a[0]>>0) & 0xFF); + s = format (s, "/%d", a[1]); + + return s; +} + +static vlib_parse_match_t +v4_address_and_mask_match (vlib_parse_main_t *pm, vlib_parse_type_t *type, + vlib_lex_token_t *t, vlib_parse_value_t *valuep) +{ + u32 digit; + u32 address = 0; + u32 *rv = 0; + int i; + + if (vec_len (pm->tokens) - (t - pm->tokens) < 9) + return VLIB_PARSE_MATCH_FAIL; + + /* NUMBER DOT NUMBER DOT NUMBER DOT NUMBER */ + + for (i = 0; i < 7; i++) { + if ((i & 1) == 0) { + if (t[i].token != VLIB_LEX_number) + return VLIB_PARSE_MATCH_FAIL; + if (t[i].value.as_uword > 0xff) + return VLIB_PARSE_MATCH_FAIL; + digit = t[i].value.as_uword; + address = (address << 8) | digit; + } else { + if (t[i].token != VLIB_LEX_dot) + return VLIB_PARSE_MATCH_FAIL; + } + } + + if (t[7].token != VLIB_LEX_slash || t[8].token != VLIB_LEX_number) + return VLIB_PARSE_MATCH_FAIL; + + vec_add1 (rv, address); + vec_add1 (rv, t[8].value.as_uword); + + /* note: caller advances by 1 */ + pm->current_token_index += 8; + valuep->value.as_pointer = rv; + return VLIB_PARSE_MATCH_VALUE; +} + +void v4_address_and_mask_cleanup (vlib_parse_value_t *valuep) +{ + u32 * trash = valuep->value.as_pointer; + vec_free (trash); +} + +PARSE_TYPE_INIT (v4_address_and_mask, v4_address_and_mask_match, + v4_address_and_mask_cleanup, + format_value_v4_address_and_mask) + +vlib_lex_main_t vlib_lex_main; + + + +vlib_parse_match_t eval_factor0 (vlib_parse_main_t *pm, + vlib_parse_item_t *item, + vlib_parse_value_t *value) +{ + clib_warning ("%U", format_vlib_parse_value, pm); + return VLIB_PARSE_MATCH_RULE; +} +vlib_parse_match_t eval_factor1 (vlib_parse_main_t *pm, + vlib_parse_item_t *item, + vlib_parse_value_t *value) +{ + clib_warning ("%U", format_vlib_parse_value, pm); + return VLIB_PARSE_MATCH_RULE; +} +vlib_parse_match_t eval_factor2 (vlib_parse_main_t *pm, + vlib_parse_item_t *item, + vlib_parse_value_t *value) +{ + word a; + int index = vec_len (pm->parse_value)-1; + + a = pm->parse_value [index].value.as_word; + + pm->parse_value[index].value.as_word = -a; + return VLIB_PARSE_MATCH_RULE; +} +vlib_parse_match_t eval_term0 (vlib_parse_main_t *pm, + vlib_parse_item_t *item, + vlib_parse_value_t *value) +{ + clib_warning ("%U", format_vlib_parse_value, pm); + return VLIB_PARSE_MATCH_RULE; +} +vlib_parse_match_t eval_term1 (vlib_parse_main_t *pm, + vlib_parse_item_t *item, + vlib_parse_value_t *value) +{ + uword a, b; + int index = vec_len (pm->parse_value)-2; + + a = pm->parse_value [index].value.as_uword; + b = pm->parse_value [index+1].value.as_uword; + + pm->parse_value[index].value.as_uword = a * b; + _vec_len (pm->parse_value) -= 1; + clib_warning ("%U", format_vlib_parse_value, pm); + + return VLIB_PARSE_MATCH_RULE; +} +vlib_parse_match_t eval_term2 (vlib_parse_main_t *pm, + vlib_parse_item_t *item, + vlib_parse_value_t *value) +{ + uword a, b; + int index = vec_len (pm->parse_value)-2; + + a = pm->parse_value [index].value.as_uword; + b = pm->parse_value [index+1].value.as_uword; + + pm->parse_value[index].value.as_uword = a / b; + _vec_len (pm->parse_value) -= 1; + clib_warning ("%U", format_vlib_parse_value, pm); + + return VLIB_PARSE_MATCH_RULE; +} +vlib_parse_match_t eval_exp0 (vlib_parse_main_t *pm, + vlib_parse_item_t *item, + vlib_parse_value_t *value) +{ + return VLIB_PARSE_MATCH_RULE; +} +vlib_parse_match_t eval_exp1 (vlib_parse_main_t *pm, + vlib_parse_item_t *item, + vlib_parse_value_t *value) +{ + uword a, b; + int index = vec_len (pm->parse_value)-2; + + a = pm->parse_value [index].value.as_uword; + b = pm->parse_value [index+1].value.as_uword; + + pm->parse_value[index].value.as_uword = a + b; + _vec_len (pm->parse_value) -= 1; + clib_warning ("%U", format_vlib_parse_value, pm); + + return VLIB_PARSE_MATCH_RULE; +} +vlib_parse_match_t eval_exp2 (vlib_parse_main_t *pm, + vlib_parse_item_t *item, + vlib_parse_value_t *value) +{ + uword a, b; + int index = vec_len (pm->parse_value)-2; + + a = pm->parse_value [index].value.as_uword; + b = pm->parse_value [index+1].value.as_uword; + + pm->parse_value[index].value.as_uword = a - b; + _vec_len (pm->parse_value) -= 1; + clib_warning ("%U", format_vlib_parse_value, pm); + + return VLIB_PARSE_MATCH_RULE; +} + +vlib_parse_match_t eval_result (vlib_parse_main_t *pm, + vlib_parse_item_t *item, + vlib_parse_value_t *value) +{ + clib_warning ("%U", format_vlib_parse_value, pm); + return VLIB_PARSE_MATCH_DONE; +} + +vlib_parse_match_t noop_match_rule (vlib_parse_main_t *pm, + vlib_parse_item_t *item, + vlib_parse_value_t *value) +{ + clib_warning ("%U", format_vlib_parse_value, pm); + return VLIB_PARSE_MATCH_RULE; +} + +#if 0 +PARSE_INIT (t1, "moo", eval0); +PARSE_INIT (t2, "moo cow mumble", eval1); +PARSE_INIT (t3, "moo cow", eval2); +PARSE_INIT (t4, "moo cow mumble grunch", eval3); +#endif + +#if 0 +PARSE_INIT (r1, "eval ", eval_result); + +PARSE_INIT (r2, " = ", eval_exp0); +PARSE_INIT (r3, " = ", eval_exp1); +PARSE_INIT (r4, " = ", eval_exp2); +PARSE_INIT (r5, " = ", noop_match_rule); +PARSE_TYPE_INIT (exp, rule_match, 0, 0); +PARSE_TYPE_INIT (exp2, rule_match, 0, 0); + +PARSE_INIT (r6, " = ", eval_term0); +PARSE_INIT (r7, " = ", eval_term1); +PARSE_INIT (r8, " = ", eval_term2); +PARSE_INIT (r9, " = ", noop_match_rule); +PARSE_TYPE_INIT (term, rule_match, 0, 0); +PARSE_TYPE_INIT (term2, rule_match, 0, 0); + +PARSE_INIT (r11, " = ", eval_factor1); +PARSE_INIT (r10, " = ", eval_factor0); +PARSE_INIT (r12, " = ", eval_factor2); + +PARSE_TYPE_INIT (factor, rule_match, 0, 0); +#endif + +PARSE_INIT (r1, "eval ", eval_result); + +#if 1 +PARSE_INIT (r2, " = ", eval_exp0); +PARSE_INIT (r3, " = ", eval_exp1); +PARSE_INIT (r4, " = ", eval_exp2); +PARSE_INIT (r5, " = ", noop_match_rule); +PARSE_TYPE_INIT (exp, rule_match, 0, 0); +PARSE_TYPE_INIT (exp2, rule_match, 0, 0); + +PARSE_INIT (r6, " = ", eval_term0); +PARSE_INIT (r7, " = ", eval_term1); +PARSE_INIT (r8, " = ", eval_term2); +PARSE_INIT (r9, " = ", noop_match_rule); +PARSE_TYPE_INIT (term, rule_match, 0, 0); +PARSE_TYPE_INIT (term2, rule_match, 0, 0); + +PARSE_INIT (r11, " = ", eval_factor1); +PARSE_INIT (r10, " = ", eval_factor0); +PARSE_INIT (r12, " = ", eval_factor2); + +PARSE_TYPE_INIT (factor, rule_match, 0, 0); +#endif + +#if 0 +PARSE_TYPE_INIT (exp, rule_match, 0, 0); +PARSE_INIT (r6, " = a b", eval_term0); +PARSE_INIT (r7, " = c d", eval_term1); +PARSE_INIT (r9, " = ", noop_match_rule); +#endif + +#if 0 +#define foreach_rule_evaluator \ +_(0) \ +_(1) \ +_(2) \ +_(3) + +#define _(n) \ +vlib_parse_match_t eval##n (vlib_parse_main_t *pm, \ + vlib_parse_item_t *item, \ + vlib_parse_value_t *value) \ +{ \ + clib_warning ("%U", format_vlib_parse_value, pm); \ + return VLIB_PARSE_MATCH_DONE; \ +} +foreach_rule_evaluator + +#undef _ + +PARSE_INIT (r1, "eval ", eval_result); + +PARSE_INIT (r2, " = cow", eval0); +PARSE_INIT (r4, " = ", eval1); +PARSE_TYPE_INIT (moo, rule_match, 0, 0); +#endif + + +clib_error_t *test_init (vlib_main_t *vm) +{ + clib_error_t *error; + + if ((error = vlib_call_init_function (vm, parse_init))) + return error; + + return 0; +} + +VLIB_INIT_FUNCTION (test_init); + +clib_error_t * +vlib_stdlex_init (vlib_main_t * vm) +{ + vlib_lex_main_t * lm = &vlib_lex_main; + u16 top_index; + u16 slash_index, slash_star_index, slash_slash_index, slash_star_star_index; + u16 slash_token; + u16 word_index; + u16 zero_index, octal_index, decimal_index, hex_index, binary_index; + + top_index = vlib_lex_add_table ("top"); + +#define foreach_top_level_single_character_token \ + _('(', lpar) \ + _(')', rpar) \ + _(';', semi) \ + _('[', lbrack) \ + _(']', rbrack) \ + _('{', lcurly) \ + _('}', rcurly) \ + _('+', plus) \ + _('-', minus) \ + _('*', star) \ + _('%', percent) \ + _('@', atsign) \ + _(',', comma) \ + _('.', dot) \ + _('?', qmark) + +#define _(c,t) \ + vlib_lex_set_action_range(top_index,c,c,VLIB_LEX_RETURN,vlib_lex_add_token(lm, #t), top_index); + foreach_top_level_single_character_token; +#undef _ + + /* Numbers */ + zero_index = vlib_lex_add_table ("zero"); + octal_index = vlib_lex_add_table ("octal"); + decimal_index = vlib_lex_add_table ("decimal"); + hex_index = vlib_lex_add_table ("hex"); + binary_index = vlib_lex_add_table ("binary"); + + /* Support 0x 0b 0t and 0123 [octal] */ + vlib_lex_set_action_range (top_index, '0', '0', VLIB_LEX_START_NUMBER, 10, zero_index); + vlib_lex_set_action_range (top_index, '1', '9', VLIB_LEX_START_NUMBER, 10, decimal_index); + + vlib_lex_set_action_range (zero_index, 0, 0x7F, VLIB_LEX_RETURN_AND_RESCAN, VLIB_LEX_number, top_index); + + vlib_lex_set_action_range (zero_index, 'x', 'x', VLIB_LEX_IGNORE, ~0, hex_index); + vlib_lex_set_action_range (zero_index, 'b', 'b', VLIB_LEX_IGNORE, ~0, binary_index); + vlib_lex_set_action_range (zero_index, 't', 't', VLIB_LEX_IGNORE, ~0, decimal_index); + vlib_lex_set_action_range (zero_index, '0', '7', VLIB_LEX_START_NUMBER, 8, octal_index); + + /* Octal */ + vlib_lex_set_action_range (octal_index, 0, 0x7f, VLIB_LEX_RETURN_AND_RESCAN, + VLIB_LEX_number, top_index); + vlib_lex_set_action_range (octal_index, '0', '7', VLIB_LEX_ADD_TO_NUMBER, 8, + octal_index); + + /* Decimal */ + vlib_lex_set_action_range (decimal_index, 0, 0x7f, VLIB_LEX_RETURN_AND_RESCAN, + VLIB_LEX_number, top_index); + vlib_lex_set_action_range (decimal_index, '0', '9', VLIB_LEX_ADD_TO_NUMBER, 10, + decimal_index); + + /* Hex */ + vlib_lex_set_action_range (hex_index, 0, 0x7f, VLIB_LEX_RETURN_AND_RESCAN, + VLIB_LEX_number, top_index); + vlib_lex_set_action_range (hex_index, '0', '9', VLIB_LEX_ADD_TO_NUMBER, 16, + hex_index); + vlib_lex_set_action_range (hex_index, 'a', 'f', VLIB_LEX_ADD_TO_NUMBER, 16, + hex_index); + vlib_lex_set_action_range (hex_index, 'A', 'F', VLIB_LEX_ADD_TO_NUMBER, 16, + hex_index); + + /* Binary */ + vlib_lex_set_action_range (binary_index, 0, 0x7f, VLIB_LEX_RETURN_AND_RESCAN, + VLIB_LEX_number, top_index); + vlib_lex_set_action_range (binary_index, '0', '1', VLIB_LEX_ADD_TO_NUMBER, 2, + binary_index); + + /* c/c++ comment syntax is the worst... */ + + slash_index = vlib_lex_add_table ("slash"); + slash_star_index = vlib_lex_add_table ("slash_star"); + slash_star_star_index = vlib_lex_add_table ("slash_star_star"); + slash_slash_index = vlib_lex_add_table ("slash_slash"); + slash_token = vlib_lex_add_token (lm, "slash"); + + /* Top level: see a slash, ignore, go to slash table */ + vlib_lex_set_action_range (top_index, '/', '/', VLIB_LEX_IGNORE, ~0, slash_index); + + /* default for slash table: return SLASH, go to top table */ + vlib_lex_set_action_range (slash_index, 1, 0x7F, VLIB_LEX_RETURN_AND_RESCAN, slash_token, + top_index); + /* see slash-slash, go to s-s table */ + vlib_lex_set_action_range (slash_index, '/', '/', VLIB_LEX_IGNORE, ~0, + slash_slash_index); + /* see slash-star, go to s-* table */ + vlib_lex_set_action_range (slash_index, '*', '*', VLIB_LEX_IGNORE, ~0, + slash_star_index); + + /* EOL in s-s table, ignore, go to top table */ + vlib_lex_set_action_range (slash_slash_index, '\n', '\n', VLIB_LEX_IGNORE, ~0, + top_index); + + /* slash-star blah blah star */ + vlib_lex_set_action_range (slash_star_index, '*', '*', VLIB_LEX_IGNORE, ~0, + slash_star_star_index); + + /* slash star blah blah star slash */ + vlib_lex_set_action_range (slash_star_star_index, '/', '/', VLIB_LEX_IGNORE, ~0, + top_index); + + /* LT, =, GT */ + vlib_lex_set_action_range (top_index, '<', '<', VLIB_LEX_RETURN, VLIB_LEX_lt, top_index); + vlib_lex_set_action_range (top_index, '=', '=', VLIB_LEX_RETURN, VLIB_LEX_equals, + top_index); + vlib_lex_set_action_range (top_index, '>', '>', VLIB_LEX_RETURN, VLIB_LEX_gt, top_index); + + /* words, key and otherwise */ + word_index = vlib_lex_add_table ("word"); + + vlib_lex_set_action_range (top_index, 'a', 'z', VLIB_LEX_ADD_TO_TOKEN, ~0, word_index); + vlib_lex_set_action_range (top_index, 'A', 'Z', VLIB_LEX_ADD_TO_TOKEN, ~0, word_index); + + vlib_lex_set_action_range (word_index, 0, 0x7f, VLIB_LEX_KEYWORD_CHECK, ~0, top_index); + + vlib_lex_set_action_range (word_index, 'a', 'z', VLIB_LEX_ADD_TO_TOKEN, ~0, word_index); + vlib_lex_set_action_range (word_index, 'A', 'Z', VLIB_LEX_ADD_TO_TOKEN, ~0, word_index); + vlib_lex_set_action_range (word_index, '_', '_', VLIB_LEX_ADD_TO_TOKEN, ~0, word_index); + vlib_lex_set_action_range (word_index, '0', '9', VLIB_LEX_ADD_TO_TOKEN, ~0, word_index); + + return 0; +} + diff --git a/vlib/install-sh b/vlib/install-sh new file mode 100755 index 00000000000..377bb8687ff --- /dev/null +++ b/vlib/install-sh @@ -0,0 +1,527 @@ +#!/bin/sh +# install - install a program, script, or datafile + +scriptversion=2011-11-20.07; # UTC + +# This originates from X11R5 (mit/util/scripts/install.sh), which was +# later released in X11R6 (xc/config/util/install.sh) with the +# following copyright and license. +# +# Copyright (C) 1994 X Consortium +# +# Permission is hereby granted, free of charge, to any person obtaining a copy +# of this software and associated documentation files (the "Software"), to +# deal in the Software without restriction, including without limitation the +# rights to use, copy, modify, merge, publish, distribute, sublicense, and/or +# sell copies of the Software, and to permit persons to whom the Software is +# furnished to do so, subject to the following conditions: +# +# The above copyright notice and this permission notice shall be included in +# all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +# X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN +# AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNEC- +# TION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +# +# Except as contained in this notice, the name of the X Consortium shall not +# be used in advertising or otherwise to promote the sale, use or other deal- +# ings in this Software without prior written authorization from the X Consor- +# tium. +# +# +# FSF changes to this file are in the public domain. +# +# Calling this script install-sh is preferred over install.sh, to prevent +# 'make' implicit rules from creating a file called install from it +# when there is no Makefile. +# +# This script is compatible with the BSD install script, but was written +# from scratch. + +nl=' +' +IFS=" "" $nl" + +# set DOITPROG to echo to test this script + +# Don't use :- since 4.3BSD and earlier shells don't like it. +doit=${DOITPROG-} +if test -z "$doit"; then + doit_exec=exec +else + doit_exec=$doit +fi + +# Put in absolute file names if you don't have them in your path; +# or use environment vars. + +chgrpprog=${CHGRPPROG-chgrp} +chmodprog=${CHMODPROG-chmod} +chownprog=${CHOWNPROG-chown} +cmpprog=${CMPPROG-cmp} +cpprog=${CPPROG-cp} +mkdirprog=${MKDIRPROG-mkdir} +mvprog=${MVPROG-mv} +rmprog=${RMPROG-rm} +stripprog=${STRIPPROG-strip} + +posix_glob='?' +initialize_posix_glob=' + test "$posix_glob" != "?" || { + if (set -f) 2>/dev/null; then + posix_glob= + else + posix_glob=: + fi + } +' + +posix_mkdir= + +# Desired mode of installed file. +mode=0755 + +chgrpcmd= +chmodcmd=$chmodprog +chowncmd= +mvcmd=$mvprog +rmcmd="$rmprog -f" +stripcmd= + +src= +dst= +dir_arg= +dst_arg= + +copy_on_change=false +no_target_directory= + +usage="\ +Usage: $0 [OPTION]... [-T] SRCFILE DSTFILE + or: $0 [OPTION]... SRCFILES... DIRECTORY + or: $0 [OPTION]... -t DIRECTORY SRCFILES... + or: $0 [OPTION]... -d DIRECTORIES... + +In the 1st form, copy SRCFILE to DSTFILE. +In the 2nd and 3rd, copy all SRCFILES to DIRECTORY. +In the 4th, create DIRECTORIES. + +Options: + --help display this help and exit. + --version display version info and exit. + + -c (ignored) + -C install only if different (preserve the last data modification time) + -d create directories instead of installing files. + -g GROUP $chgrpprog installed files to GROUP. + -m MODE $chmodprog installed files to MODE. + -o USER $chownprog installed files to USER. + -s $stripprog installed files. + -t DIRECTORY install into DIRECTORY. + -T report an error if DSTFILE is a directory. + +Environment variables override the default commands: + CHGRPPROG CHMODPROG CHOWNPROG CMPPROG CPPROG MKDIRPROG MVPROG + RMPROG STRIPPROG +" + +while test $# -ne 0; do + case $1 in + -c) ;; + + -C) copy_on_change=true;; + + -d) dir_arg=true;; + + -g) chgrpcmd="$chgrpprog $2" + shift;; + + --help) echo "$usage"; exit $?;; + + -m) mode=$2 + case $mode in + *' '* | *' '* | *' +'* | *'*'* | *'?'* | *'['*) + echo "$0: invalid mode: $mode" >&2 + exit 1;; + esac + shift;; + + -o) chowncmd="$chownprog $2" + shift;; + + -s) stripcmd=$stripprog;; + + -t) dst_arg=$2 + # Protect names problematic for 'test' and other utilities. + case $dst_arg in + -* | [=\(\)!]) dst_arg=./$dst_arg;; + esac + shift;; + + -T) no_target_directory=true;; + + --version) echo "$0 $scriptversion"; exit $?;; + + --) shift + break;; + + -*) echo "$0: invalid option: $1" >&2 + exit 1;; + + *) break;; + esac + shift +done + +if test $# -ne 0 && test -z "$dir_arg$dst_arg"; then + # When -d is used, all remaining arguments are directories to create. + # When -t is used, the destination is already specified. + # Otherwise, the last argument is the destination. Remove it from $@. + for arg + do + if test -n "$dst_arg"; then + # $@ is not empty: it contains at least $arg. + set fnord "$@" "$dst_arg" + shift # fnord + fi + shift # arg + dst_arg=$arg + # Protect names problematic for 'test' and other utilities. + case $dst_arg in + -* | [=\(\)!]) dst_arg=./$dst_arg;; + esac + done +fi + +if test $# -eq 0; then + if test -z "$dir_arg"; then + echo "$0: no input file specified." >&2 + exit 1 + fi + # It's OK to call 'install-sh -d' without argument. + # This can happen when creating conditional directories. + exit 0 +fi + +if test -z "$dir_arg"; then + do_exit='(exit $ret); exit $ret' + trap "ret=129; $do_exit" 1 + trap "ret=130; $do_exit" 2 + trap "ret=141; $do_exit" 13 + trap "ret=143; $do_exit" 15 + + # Set umask so as not to create temps with too-generous modes. + # However, 'strip' requires both read and write access to temps. + case $mode in + # Optimize common cases. + *644) cp_umask=133;; + *755) cp_umask=22;; + + *[0-7]) + if test -z "$stripcmd"; then + u_plus_rw= + else + u_plus_rw='% 200' + fi + cp_umask=`expr '(' 777 - $mode % 1000 ')' $u_plus_rw`;; + *) + if test -z "$stripcmd"; then + u_plus_rw= + else + u_plus_rw=,u+rw + fi + cp_umask=$mode$u_plus_rw;; + esac +fi + +for src +do + # Protect names problematic for 'test' and other utilities. + case $src in + -* | [=\(\)!]) src=./$src;; + esac + + if test -n "$dir_arg"; then + dst=$src + dstdir=$dst + test -d "$dstdir" + dstdir_status=$? + else + + # Waiting for this to be detected by the "$cpprog $src $dsttmp" command + # might cause directories to be created, which would be especially bad + # if $src (and thus $dsttmp) contains '*'. + if test ! -f "$src" && test ! -d "$src"; then + echo "$0: $src does not exist." >&2 + exit 1 + fi + + if test -z "$dst_arg"; then + echo "$0: no destination specified." >&2 + exit 1 + fi + dst=$dst_arg + + # If destination is a directory, append the input filename; won't work + # if double slashes aren't ignored. + if test -d "$dst"; then + if test -n "$no_target_directory"; then + echo "$0: $dst_arg: Is a directory" >&2 + exit 1 + fi + dstdir=$dst + dst=$dstdir/`basename "$src"` + dstdir_status=0 + else + # Prefer dirname, but fall back on a substitute if dirname fails. + dstdir=` + (dirname "$dst") 2>/dev/null || + expr X"$dst" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \ + X"$dst" : 'X\(//\)[^/]' \| \ + X"$dst" : 'X\(//\)$' \| \ + X"$dst" : 'X\(/\)' \| . 2>/dev/null || + echo X"$dst" | + sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ + s//\1/ + q + } + /^X\(\/\/\)[^/].*/{ + s//\1/ + q + } + /^X\(\/\/\)$/{ + s//\1/ + q + } + /^X\(\/\).*/{ + s//\1/ + q + } + s/.*/./; q' + ` + + test -d "$dstdir" + dstdir_status=$? + fi + fi + + obsolete_mkdir_used=false + + if test $dstdir_status != 0; then + case $posix_mkdir in + '') + # Create intermediate dirs using mode 755 as modified by the umask. + # This is like FreeBSD 'install' as of 1997-10-28. + umask=`umask` + case $stripcmd.$umask in + # Optimize common cases. + *[2367][2367]) mkdir_umask=$umask;; + .*0[02][02] | .[02][02] | .[02]) mkdir_umask=22;; + + *[0-7]) + mkdir_umask=`expr $umask + 22 \ + - $umask % 100 % 40 + $umask % 20 \ + - $umask % 10 % 4 + $umask % 2 + `;; + *) mkdir_umask=$umask,go-w;; + esac + + # With -d, create the new directory with the user-specified mode. + # Otherwise, rely on $mkdir_umask. + if test -n "$dir_arg"; then + mkdir_mode=-m$mode + else + mkdir_mode= + fi + + posix_mkdir=false + case $umask in + *[123567][0-7][0-7]) + # POSIX mkdir -p sets u+wx bits regardless of umask, which + # is incompatible with FreeBSD 'install' when (umask & 300) != 0. + ;; + *) + tmpdir=${TMPDIR-/tmp}/ins$RANDOM-$$ + trap 'ret=$?; rmdir "$tmpdir/d" "$tmpdir" 2>/dev/null; exit $ret' 0 + + if (umask $mkdir_umask && + exec $mkdirprog $mkdir_mode -p -- "$tmpdir/d") >/dev/null 2>&1 + then + if test -z "$dir_arg" || { + # Check for POSIX incompatibilities with -m. + # HP-UX 11.23 and IRIX 6.5 mkdir -m -p sets group- or + # other-writable bit of parent directory when it shouldn't. + # FreeBSD 6.1 mkdir -m -p sets mode of existing directory. + ls_ld_tmpdir=`ls -ld "$tmpdir"` + case $ls_ld_tmpdir in + d????-?r-*) different_mode=700;; + d????-?--*) different_mode=755;; + *) false;; + esac && + $mkdirprog -m$different_mode -p -- "$tmpdir" && { + ls_ld_tmpdir_1=`ls -ld "$tmpdir"` + test "$ls_ld_tmpdir" = "$ls_ld_tmpdir_1" + } + } + then posix_mkdir=: + fi + rmdir "$tmpdir/d" "$tmpdir" + else + # Remove any dirs left behind by ancient mkdir implementations. + rmdir ./$mkdir_mode ./-p ./-- 2>/dev/null + fi + trap '' 0;; + esac;; + esac + + if + $posix_mkdir && ( + umask $mkdir_umask && + $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir" + ) + then : + else + + # The umask is ridiculous, or mkdir does not conform to POSIX, + # or it failed possibly due to a race condition. Create the + # directory the slow way, step by step, checking for races as we go. + + case $dstdir in + /*) prefix='/';; + [-=\(\)!]*) prefix='./';; + *) prefix='';; + esac + + eval "$initialize_posix_glob" + + oIFS=$IFS + IFS=/ + $posix_glob set -f + set fnord $dstdir + shift + $posix_glob set +f + IFS=$oIFS + + prefixes= + + for d + do + test X"$d" = X && continue + + prefix=$prefix$d + if test -d "$prefix"; then + prefixes= + else + if $posix_mkdir; then + (umask=$mkdir_umask && + $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir") && break + # Don't fail if two instances are running concurrently. + test -d "$prefix" || exit 1 + else + case $prefix in + *\'*) qprefix=`echo "$prefix" | sed "s/'/'\\\\\\\\''/g"`;; + *) qprefix=$prefix;; + esac + prefixes="$prefixes '$qprefix'" + fi + fi + prefix=$prefix/ + done + + if test -n "$prefixes"; then + # Don't fail if two instances are running concurrently. + (umask $mkdir_umask && + eval "\$doit_exec \$mkdirprog $prefixes") || + test -d "$dstdir" || exit 1 + obsolete_mkdir_used=true + fi + fi + fi + + if test -n "$dir_arg"; then + { test -z "$chowncmd" || $doit $chowncmd "$dst"; } && + { test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } && + { test "$obsolete_mkdir_used$chowncmd$chgrpcmd" = false || + test -z "$chmodcmd" || $doit $chmodcmd $mode "$dst"; } || exit 1 + else + + # Make a couple of temp file names in the proper directory. + dsttmp=$dstdir/_inst.$$_ + rmtmp=$dstdir/_rm.$$_ + + # Trap to clean up those temp files at exit. + trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0 + + # Copy the file name to the temp name. + (umask $cp_umask && $doit_exec $cpprog "$src" "$dsttmp") && + + # and set any options; do chmod last to preserve setuid bits. + # + # If any of these fail, we abort the whole thing. If we want to + # ignore errors from any of these, just make sure not to ignore + # errors from the above "$doit $cpprog $src $dsttmp" command. + # + { test -z "$chowncmd" || $doit $chowncmd "$dsttmp"; } && + { test -z "$chgrpcmd" || $doit $chgrpcmd "$dsttmp"; } && + { test -z "$stripcmd" || $doit $stripcmd "$dsttmp"; } && + { test -z "$chmodcmd" || $doit $chmodcmd $mode "$dsttmp"; } && + + # If -C, don't bother to copy if it wouldn't change the file. + if $copy_on_change && + old=`LC_ALL=C ls -dlL "$dst" 2>/dev/null` && + new=`LC_ALL=C ls -dlL "$dsttmp" 2>/dev/null` && + + eval "$initialize_posix_glob" && + $posix_glob set -f && + set X $old && old=:$2:$4:$5:$6 && + set X $new && new=:$2:$4:$5:$6 && + $posix_glob set +f && + + test "$old" = "$new" && + $cmpprog "$dst" "$dsttmp" >/dev/null 2>&1 + then + rm -f "$dsttmp" + else + # Rename the file to the real destination. + $doit $mvcmd -f "$dsttmp" "$dst" 2>/dev/null || + + # The rename failed, perhaps because mv can't rename something else + # to itself, or perhaps because mv is so ancient that it does not + # support -f. + { + # Now remove or move aside any old file at destination location. + # We try this two ways since rm can't unlink itself on some + # systems and the destination file might be busy for other + # reasons. In this case, the final cleanup might fail but the new + # file should still install successfully. + { + test ! -f "$dst" || + $doit $rmcmd -f "$dst" 2>/dev/null || + { $doit $mvcmd -f "$dst" "$rmtmp" 2>/dev/null && + { $doit $rmcmd -f "$rmtmp" 2>/dev/null; :; } + } || + { echo "$0: cannot unlink or rename $dst" >&2 + (exit 1); exit 1 + } + } && + + # Now rename the file to the real destination. + $doit $mvcmd "$dsttmp" "$dst" + } + fi || exit 1 + + trap '' 0 + fi +done + +# Local variables: +# eval: (add-hook 'write-file-hooks 'time-stamp) +# time-stamp-start: "scriptversion=" +# time-stamp-format: "%:y-%02m-%02d.%02H" +# time-stamp-time-zone: "UTC" +# time-stamp-end: "; # UTC" +# End: diff --git a/vlib/ltmain.sh b/vlib/ltmain.sh new file mode 100644 index 00000000000..a356acafa45 --- /dev/null +++ b/vlib/ltmain.sh @@ -0,0 +1,9661 @@ + +# libtool (GNU libtool) 2.4.2 +# Written by Gordon Matzigkeit , 1996 + +# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2005, 2006, +# 2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc. +# This is free software; see the source for copying conditions. There is NO +# warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + +# GNU Libtool is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# As a special exception to the GNU General Public License, +# if you distribute this file as part of a program or library that +# is built using GNU Libtool, you may include this file under the +# same distribution terms that you use for the rest of that program. +# +# GNU Libtool is distributed in the hope that it will be useful, but +# WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +# General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with GNU Libtool; see the file COPYING. If not, a copy +# can be downloaded from http://www.gnu.org/licenses/gpl.html, +# or obtained by writing to the Free Software Foundation, Inc., +# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + +# Usage: $progname [OPTION]... [MODE-ARG]... +# +# Provide generalized library-building support services. +# +# --config show all configuration variables +# --debug enable verbose shell tracing +# -n, --dry-run display commands without modifying any files +# --features display basic configuration information and exit +# --mode=MODE use operation mode MODE +# --preserve-dup-deps don't remove duplicate dependency libraries +# --quiet, --silent don't print informational messages +# --no-quiet, --no-silent +# print informational messages (default) +# --no-warn don't display warning messages +# --tag=TAG use configuration variables from tag TAG +# -v, --verbose print more informational messages than default +# --no-verbose don't print the extra informational messages +# --version print version information +# -h, --help, --help-all print short, long, or detailed help message +# +# MODE must be one of the following: +# +# clean remove files from the build directory +# compile compile a source file into a libtool object +# execute automatically set library path, then run a program +# finish complete the installation of libtool libraries +# install install libraries or executables +# link create a library or an executable +# uninstall remove libraries from an installed directory +# +# MODE-ARGS vary depending on the MODE. When passed as first option, +# `--mode=MODE' may be abbreviated as `MODE' or a unique abbreviation of that. +# Try `$progname --help --mode=MODE' for a more detailed description of MODE. +# +# When reporting a bug, please describe a test case to reproduce it and +# include the following information: +# +# host-triplet: $host +# shell: $SHELL +# compiler: $LTCC +# compiler flags: $LTCFLAGS +# linker: $LD (gnu? $with_gnu_ld) +# $progname: (GNU libtool) 2.4.2 Debian-2.4.2-1.7ubuntu1 +# automake: $automake_version +# autoconf: $autoconf_version +# +# Report bugs to . +# GNU libtool home page: . +# General help using GNU software: . + +PROGRAM=libtool +PACKAGE=libtool +VERSION="2.4.2 Debian-2.4.2-1.7ubuntu1" +TIMESTAMP="" +package_revision=1.3337 + +# Be Bourne compatible +if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then + emulate sh + NULLCMD=: + # Zsh 3.x and 4.x performs word splitting on ${1+"$@"}, which + # is contrary to our usage. Disable this feature. + alias -g '${1+"$@"}'='"$@"' + setopt NO_GLOB_SUBST +else + case `(set -o) 2>/dev/null` in *posix*) set -o posix;; esac +fi +BIN_SH=xpg4; export BIN_SH # for Tru64 +DUALCASE=1; export DUALCASE # for MKS sh + +# A function that is used when there is no print builtin or printf. +func_fallback_echo () +{ + eval 'cat <<_LTECHO_EOF +$1 +_LTECHO_EOF' +} + +# NLS nuisances: We save the old values to restore during execute mode. +lt_user_locale= +lt_safe_locale= +for lt_var in LANG LANGUAGE LC_ALL LC_CTYPE LC_COLLATE LC_MESSAGES +do + eval "if test \"\${$lt_var+set}\" = set; then + save_$lt_var=\$$lt_var + $lt_var=C + export $lt_var + lt_user_locale=\"$lt_var=\\\$save_\$lt_var; \$lt_user_locale\" + lt_safe_locale=\"$lt_var=C; \$lt_safe_locale\" + fi" +done +LC_ALL=C +LANGUAGE=C +export LANGUAGE LC_ALL + +$lt_unset CDPATH + + +# Work around backward compatibility issue on IRIX 6.5. On IRIX 6.4+, sh +# is ksh but when the shell is invoked as "sh" and the current value of +# the _XPG environment variable is not equal to 1 (one), the special +# positional parameter $0, within a function call, is the name of the +# function. +progpath="$0" + + + +: ${CP="cp -f"} +test "${ECHO+set}" = set || ECHO=${as_echo-'printf %s\n'} +: ${MAKE="make"} +: ${MKDIR="mkdir"} +: ${MV="mv -f"} +: ${RM="rm -f"} +: ${SHELL="${CONFIG_SHELL-/bin/sh}"} +: ${Xsed="$SED -e 1s/^X//"} + +# Global variables: +EXIT_SUCCESS=0 +EXIT_FAILURE=1 +EXIT_MISMATCH=63 # $? = 63 is used to indicate version mismatch to missing. +EXIT_SKIP=77 # $? = 77 is used to indicate a skipped test to automake. + +exit_status=$EXIT_SUCCESS + +# Make sure IFS has a sensible default +lt_nl=' +' +IFS=" $lt_nl" + +dirname="s,/[^/]*$,," +basename="s,^.*/,," + +# func_dirname file append nondir_replacement +# Compute the dirname of FILE. If nonempty, add APPEND to the result, +# otherwise set result to NONDIR_REPLACEMENT. +func_dirname () +{ + func_dirname_result=`$ECHO "${1}" | $SED "$dirname"` + if test "X$func_dirname_result" = "X${1}"; then + func_dirname_result="${3}" + else + func_dirname_result="$func_dirname_result${2}" + fi +} # func_dirname may be replaced by extended shell implementation + + +# func_basename file +func_basename () +{ + func_basename_result=`$ECHO "${1}" | $SED "$basename"` +} # func_basename may be replaced by extended shell implementation + + +# func_dirname_and_basename file append nondir_replacement +# perform func_basename and func_dirname in a single function +# call: +# dirname: Compute the dirname of FILE. If nonempty, +# add APPEND to the result, otherwise set result +# to NONDIR_REPLACEMENT. +# value returned in "$func_dirname_result" +# basename: Compute filename of FILE. +# value retuned in "$func_basename_result" +# Implementation must be kept synchronized with func_dirname +# and func_basename. For efficiency, we do not delegate to +# those functions but instead duplicate the functionality here. +func_dirname_and_basename () +{ + # Extract subdirectory from the argument. + func_dirname_result=`$ECHO "${1}" | $SED -e "$dirname"` + if test "X$func_dirname_result" = "X${1}"; then + func_dirname_result="${3}" + else + func_dirname_result="$func_dirname_result${2}" + fi + func_basename_result=`$ECHO "${1}" | $SED -e "$basename"` +} # func_dirname_and_basename may be replaced by extended shell implementation + + +# func_stripname prefix suffix name +# strip PREFIX and SUFFIX off of NAME. +# PREFIX and SUFFIX must not contain globbing or regex special +# characters, hashes, percent signs, but SUFFIX may contain a leading +# dot (in which case that matches only a dot). +# func_strip_suffix prefix name +func_stripname () +{ + case ${2} in + .*) func_stripname_result=`$ECHO "${3}" | $SED "s%^${1}%%; s%\\\\${2}\$%%"`;; + *) func_stripname_result=`$ECHO "${3}" | $SED "s%^${1}%%; s%${2}\$%%"`;; + esac +} # func_stripname may be replaced by extended shell implementation + + +# These SED scripts presuppose an absolute path with a trailing slash. +pathcar='s,^/\([^/]*\).*$,\1,' +pathcdr='s,^/[^/]*,,' +removedotparts=':dotsl + s@/\./@/@g + t dotsl + s,/\.$,/,' +collapseslashes='s@/\{1,\}@/@g' +finalslash='s,/*$,/,' + +# func_normal_abspath PATH +# Remove doubled-up and trailing slashes, "." path components, +# and cancel out any ".." path components in PATH after making +# it an absolute path. +# value returned in "$func_normal_abspath_result" +func_normal_abspath () +{ + # Start from root dir and reassemble the path. + func_normal_abspath_result= + func_normal_abspath_tpath=$1 + func_normal_abspath_altnamespace= + case $func_normal_abspath_tpath in + "") + # Empty path, that just means $cwd. + func_stripname '' '/' "`pwd`" + func_normal_abspath_result=$func_stripname_result + return + ;; + # The next three entries are used to spot a run of precisely + # two leading slashes without using negated character classes; + # we take advantage of case's first-match behaviour. + ///*) + # Unusual form of absolute path, do nothing. + ;; + //*) + # Not necessarily an ordinary path; POSIX reserves leading '//' + # and for example Cygwin uses it to access remote file shares + # over CIFS/SMB, so we conserve a leading double slash if found. + func_normal_abspath_altnamespace=/ + ;; + /*) + # Absolute path, do nothing. + ;; + *) + # Relative path, prepend $cwd. + func_normal_abspath_tpath=`pwd`/$func_normal_abspath_tpath + ;; + esac + # Cancel out all the simple stuff to save iterations. We also want + # the path to end with a slash for ease of parsing, so make sure + # there is one (and only one) here. + func_normal_abspath_tpath=`$ECHO "$func_normal_abspath_tpath" | $SED \ + -e "$removedotparts" -e "$collapseslashes" -e "$finalslash"` + while :; do + # Processed it all yet? + if test "$func_normal_abspath_tpath" = / ; then + # If we ascended to the root using ".." the result may be empty now. + if test -z "$func_normal_abspath_result" ; then + func_normal_abspath_result=/ + fi + break + fi + func_normal_abspath_tcomponent=`$ECHO "$func_normal_abspath_tpath" | $SED \ + -e "$pathcar"` + func_normal_abspath_tpath=`$ECHO "$func_normal_abspath_tpath" | $SED \ + -e "$pathcdr"` + # Figure out what to do with it + case $func_normal_abspath_tcomponent in + "") + # Trailing empty path component, ignore it. + ;; + ..) + # Parent dir; strip last assembled component from result. + func_dirname "$func_normal_abspath_result" + func_normal_abspath_result=$func_dirname_result + ;; + *) + # Actual path component, append it. + func_normal_abspath_result=$func_normal_abspath_result/$func_normal_abspath_tcomponent + ;; + esac + done + # Restore leading double-slash if one was found on entry. + func_normal_abspath_result=$func_normal_abspath_altnamespace$func_normal_abspath_result +} + +# func_relative_path SRCDIR DSTDIR +# generates a relative path from SRCDIR to DSTDIR, with a trailing +# slash if non-empty, suitable for immediately appending a filename +# without needing to append a separator. +# value returned in "$func_relative_path_result" +func_relative_path () +{ + func_relative_path_result= + func_normal_abspath "$1" + func_relative_path_tlibdir=$func_normal_abspath_result + func_normal_abspath "$2" + func_relative_path_tbindir=$func_normal_abspath_result + + # Ascend the tree starting from libdir + while :; do + # check if we have found a prefix of bindir + case $func_relative_path_tbindir in + $func_relative_path_tlibdir) + # found an exact match + func_relative_path_tcancelled= + break + ;; + $func_relative_path_tlibdir*) + # found a matching prefix + func_stripname "$func_relative_path_tlibdir" '' "$func_relative_path_tbindir" + func_relative_path_tcancelled=$func_stripname_result + if test -z "$func_relative_path_result"; then + func_relative_path_result=. + fi + break + ;; + *) + func_dirname $func_relative_path_tlibdir + func_relative_path_tlibdir=${func_dirname_result} + if test "x$func_relative_path_tlibdir" = x ; then + # Have to descend all the way to the root! + func_relative_path_result=../$func_relative_path_result + func_relative_path_tcancelled=$func_relative_path_tbindir + break + fi + func_relative_path_result=../$func_relative_path_result + ;; + esac + done + + # Now calculate path; take care to avoid doubling-up slashes. + func_stripname '' '/' "$func_relative_path_result" + func_relative_path_result=$func_stripname_result + func_stripname '/' '/' "$func_relative_path_tcancelled" + if test "x$func_stripname_result" != x ; then + func_relative_path_result=${func_relative_path_result}/${func_stripname_result} + fi + + # Normalisation. If bindir is libdir, return empty string, + # else relative path ending with a slash; either way, target + # file name can be directly appended. + if test ! -z "$func_relative_path_result"; then + func_stripname './' '' "$func_relative_path_result/" + func_relative_path_result=$func_stripname_result + fi +} + +# The name of this program: +func_dirname_and_basename "$progpath" +progname=$func_basename_result + +# Make sure we have an absolute path for reexecution: +case $progpath in + [\\/]*|[A-Za-z]:\\*) ;; + *[\\/]*) + progdir=$func_dirname_result + progdir=`cd "$progdir" && pwd` + progpath="$progdir/$progname" + ;; + *) + save_IFS="$IFS" + IFS=${PATH_SEPARATOR-:} + for progdir in $PATH; do + IFS="$save_IFS" + test -x "$progdir/$progname" && break + done + IFS="$save_IFS" + test -n "$progdir" || progdir=`pwd` + progpath="$progdir/$progname" + ;; +esac + +# Sed substitution that helps us do robust quoting. It backslashifies +# metacharacters that are still active within double-quoted strings. +Xsed="${SED}"' -e 1s/^X//' +sed_quote_subst='s/\([`"$\\]\)/\\\1/g' + +# Same as above, but do not quote variable references. +double_quote_subst='s/\(["`\\]\)/\\\1/g' + +# Sed substitution that turns a string into a regex matching for the +# string literally. +sed_make_literal_regex='s,[].[^$\\*\/],\\&,g' + +# Sed substitution that converts a w32 file name or path +# which contains forward slashes, into one that contains +# (escaped) backslashes. A very naive implementation. +lt_sed_naive_backslashify='s|\\\\*|\\|g;s|/|\\|g;s|\\|\\\\|g' + +# Re-`\' parameter expansions in output of double_quote_subst that were +# `\'-ed in input to the same. If an odd number of `\' preceded a '$' +# in input to double_quote_subst, that '$' was protected from expansion. +# Since each input `\' is now two `\'s, look for any number of runs of +# four `\'s followed by two `\'s and then a '$'. `\' that '$'. +bs='\\' +bs2='\\\\' +bs4='\\\\\\\\' +dollar='\$' +sed_double_backslash="\ + s/$bs4/&\\ +/g + s/^$bs2$dollar/$bs&/ + s/\\([^$bs]\\)$bs2$dollar/\\1$bs2$bs$dollar/g + s/\n//g" + +# Standard options: +opt_dry_run=false +opt_help=false +opt_quiet=false +opt_verbose=false +opt_warning=: + +# func_echo arg... +# Echo program name prefixed message, along with the current mode +# name if it has been set yet. +func_echo () +{ + $ECHO "$progname: ${opt_mode+$opt_mode: }$*" +} + +# func_verbose arg... +# Echo program name prefixed message in verbose mode only. +func_verbose () +{ + $opt_verbose && func_echo ${1+"$@"} + + # A bug in bash halts the script if the last line of a function + # fails when set -e is in force, so we need another command to + # work around that: + : +} + +# func_echo_all arg... +# Invoke $ECHO with all args, space-separated. +func_echo_all () +{ + $ECHO "$*" +} + +# func_error arg... +# Echo program name prefixed message to standard error. +func_error () +{ + $ECHO "$progname: ${opt_mode+$opt_mode: }"${1+"$@"} 1>&2 +} + +# func_warning arg... +# Echo program name prefixed warning message to standard error. +func_warning () +{ + $opt_warning && $ECHO "$progname: ${opt_mode+$opt_mode: }warning: "${1+"$@"} 1>&2 + + # bash bug again: + : +} + +# func_fatal_error arg... +# Echo program name prefixed message to standard error, and exit. +func_fatal_error () +{ + func_error ${1+"$@"} + exit $EXIT_FAILURE +} + +# func_fatal_help arg... +# Echo program name prefixed message to standard error, followed by +# a help hint, and exit. +func_fatal_help () +{ + func_error ${1+"$@"} + func_fatal_error "$help" +} +help="Try \`$progname --help' for more information." ## default + + +# func_grep expression filename +# Check whether EXPRESSION matches any line of FILENAME, without output. +func_grep () +{ + $GREP "$1" "$2" >/dev/null 2>&1 +} + + +# func_mkdir_p directory-path +# Make sure the entire path to DIRECTORY-PATH is available. +func_mkdir_p () +{ + my_directory_path="$1" + my_dir_list= + + if test -n "$my_directory_path" && test "$opt_dry_run" != ":"; then + + # Protect directory names starting with `-' + case $my_directory_path in + -*) my_directory_path="./$my_directory_path" ;; + esac + + # While some portion of DIR does not yet exist... + while test ! -d "$my_directory_path"; do + # ...make a list in topmost first order. Use a colon delimited + # list incase some portion of path contains whitespace. + my_dir_list="$my_directory_path:$my_dir_list" + + # If the last portion added has no slash in it, the list is done + case $my_directory_path in */*) ;; *) break ;; esac + + # ...otherwise throw away the child directory and loop + my_directory_path=`$ECHO "$my_directory_path" | $SED -e "$dirname"` + done + my_dir_list=`$ECHO "$my_dir_list" | $SED 's,:*$,,'` + + save_mkdir_p_IFS="$IFS"; IFS=':' + for my_dir in $my_dir_list; do + IFS="$save_mkdir_p_IFS" + # mkdir can fail with a `File exist' error if two processes + # try to create one of the directories concurrently. Don't + # stop in that case! + $MKDIR "$my_dir" 2>/dev/null || : + done + IFS="$save_mkdir_p_IFS" + + # Bail out if we (or some other process) failed to create a directory. + test -d "$my_directory_path" || \ + func_fatal_error "Failed to create \`$1'" + fi +} + + +# func_mktempdir [string] +# Make a temporary directory that won't clash with other running +# libtool processes, and avoids race conditions if possible. If +# given, STRING is the basename for that directory. +func_mktempdir () +{ + my_template="${TMPDIR-/tmp}/${1-$progname}" + + if test "$opt_dry_run" = ":"; then + # Return a directory name, but don't create it in dry-run mode + my_tmpdir="${my_template}-$$" + else + + # If mktemp works, use that first and foremost + my_tmpdir=`mktemp -d "${my_template}-XXXXXXXX" 2>/dev/null` + + if test ! -d "$my_tmpdir"; then + # Failing that, at least try and use $RANDOM to avoid a race + my_tmpdir="${my_template}-${RANDOM-0}$$" + + save_mktempdir_umask=`umask` + umask 0077 + $MKDIR "$my_tmpdir" + umask $save_mktempdir_umask + fi + + # If we're not in dry-run mode, bomb out on failure + test -d "$my_tmpdir" || \ + func_fatal_error "cannot create temporary directory \`$my_tmpdir'" + fi + + $ECHO "$my_tmpdir" +} + + +# func_quote_for_eval arg +# Aesthetically quote ARG to be evaled later. +# This function returns two values: FUNC_QUOTE_FOR_EVAL_RESULT +# is double-quoted, suitable for a subsequent eval, whereas +# FUNC_QUOTE_FOR_EVAL_UNQUOTED_RESULT has merely all characters +# which are still active within double quotes backslashified. +func_quote_for_eval () +{ + case $1 in + *[\\\`\"\$]*) + func_quote_for_eval_unquoted_result=`$ECHO "$1" | $SED "$sed_quote_subst"` ;; + *) + func_quote_for_eval_unquoted_result="$1" ;; + esac + + case $func_quote_for_eval_unquoted_result in + # Double-quote args containing shell metacharacters to delay + # word splitting, command substitution and and variable + # expansion for a subsequent eval. + # Many Bourne shells cannot handle close brackets correctly + # in scan sets, so we specify it separately. + *[\[\~\#\^\&\*\(\)\{\}\|\;\<\>\?\'\ \ ]*|*]*|"") + func_quote_for_eval_result="\"$func_quote_for_eval_unquoted_result\"" + ;; + *) + func_quote_for_eval_result="$func_quote_for_eval_unquoted_result" + esac +} + + +# func_quote_for_expand arg +# Aesthetically quote ARG to be evaled later; same as above, +# but do not quote variable references. +func_quote_for_expand () +{ + case $1 in + *[\\\`\"]*) + my_arg=`$ECHO "$1" | $SED \ + -e "$double_quote_subst" -e "$sed_double_backslash"` ;; + *) + my_arg="$1" ;; + esac + + case $my_arg in + # Double-quote args containing shell metacharacters to delay + # word splitting and command substitution for a subsequent eval. + # Many Bourne shells cannot handle close brackets correctly + # in scan sets, so we specify it separately. + *[\[\~\#\^\&\*\(\)\{\}\|\;\<\>\?\'\ \ ]*|*]*|"") + my_arg="\"$my_arg\"" + ;; + esac + + func_quote_for_expand_result="$my_arg" +} + + +# func_show_eval cmd [fail_exp] +# Unless opt_silent is true, then output CMD. Then, if opt_dryrun is +# not true, evaluate CMD. If the evaluation of CMD fails, and FAIL_EXP +# is given, then evaluate it. +func_show_eval () +{ + my_cmd="$1" + my_fail_exp="${2-:}" + + ${opt_silent-false} || { + func_quote_for_expand "$my_cmd" + eval "func_echo $func_quote_for_expand_result" + } + + if ${opt_dry_run-false}; then :; else + eval "$my_cmd" + my_status=$? + if test "$my_status" -eq 0; then :; else + eval "(exit $my_status); $my_fail_exp" + fi + fi +} + + +# func_show_eval_locale cmd [fail_exp] +# Unless opt_silent is true, then output CMD. Then, if opt_dryrun is +# not true, evaluate CMD. If the evaluation of CMD fails, and FAIL_EXP +# is given, then evaluate it. Use the saved locale for evaluation. +func_show_eval_locale () +{ + my_cmd="$1" + my_fail_exp="${2-:}" + + ${opt_silent-false} || { + func_quote_for_expand "$my_cmd" + eval "func_echo $func_quote_for_expand_result" + } + + if ${opt_dry_run-false}; then :; else + eval "$lt_user_locale + $my_cmd" + my_status=$? + eval "$lt_safe_locale" + if test "$my_status" -eq 0; then :; else + eval "(exit $my_status); $my_fail_exp" + fi + fi +} + +# func_tr_sh +# Turn $1 into a string suitable for a shell variable name. +# Result is stored in $func_tr_sh_result. All characters +# not in the set a-zA-Z0-9_ are replaced with '_'. Further, +# if $1 begins with a digit, a '_' is prepended as well. +func_tr_sh () +{ + case $1 in + [0-9]* | *[!a-zA-Z0-9_]*) + func_tr_sh_result=`$ECHO "$1" | $SED 's/^\([0-9]\)/_\1/; s/[^a-zA-Z0-9_]/_/g'` + ;; + * ) + func_tr_sh_result=$1 + ;; + esac +} + + +# func_version +# Echo version message to standard output and exit. +func_version () +{ + $opt_debug + + $SED -n '/(C)/!b go + :more + /\./!{ + N + s/\n# / / + b more + } + :go + /^# '$PROGRAM' (GNU /,/# warranty; / { + s/^# // + s/^# *$// + s/\((C)\)[ 0-9,-]*\( [1-9][0-9]*\)/\1\2/ + p + }' < "$progpath" + exit $? +} + +# func_usage +# Echo short help message to standard output and exit. +func_usage () +{ + $opt_debug + + $SED -n '/^# Usage:/,/^# *.*--help/ { + s/^# // + s/^# *$// + s/\$progname/'$progname'/ + p + }' < "$progpath" + echo + $ECHO "run \`$progname --help | more' for full usage" + exit $? +} + +# func_help [NOEXIT] +# Echo long help message to standard output and exit, +# unless 'noexit' is passed as argument. +func_help () +{ + $opt_debug + + $SED -n '/^# Usage:/,/# Report bugs to/ { + :print + s/^# // + s/^# *$// + s*\$progname*'$progname'* + s*\$host*'"$host"'* + s*\$SHELL*'"$SHELL"'* + s*\$LTCC*'"$LTCC"'* + s*\$LTCFLAGS*'"$LTCFLAGS"'* + s*\$LD*'"$LD"'* + s/\$with_gnu_ld/'"$with_gnu_ld"'/ + s/\$automake_version/'"`(${AUTOMAKE-automake} --version) 2>/dev/null |$SED 1q`"'/ + s/\$autoconf_version/'"`(${AUTOCONF-autoconf} --version) 2>/dev/null |$SED 1q`"'/ + p + d + } + /^# .* home page:/b print + /^# General help using/b print + ' < "$progpath" + ret=$? + if test -z "$1"; then + exit $ret + fi +} + +# func_missing_arg argname +# Echo program name prefixed message to standard error and set global +# exit_cmd. +func_missing_arg () +{ + $opt_debug + + func_error "missing argument for $1." + exit_cmd=exit +} + + +# func_split_short_opt shortopt +# Set func_split_short_opt_name and func_split_short_opt_arg shell +# variables after splitting SHORTOPT after the 2nd character. +func_split_short_opt () +{ + my_sed_short_opt='1s/^\(..\).*$/\1/;q' + my_sed_short_rest='1s/^..\(.*\)$/\1/;q' + + func_split_short_opt_name=`$ECHO "$1" | $SED "$my_sed_short_opt"` + func_split_short_opt_arg=`$ECHO "$1" | $SED "$my_sed_short_rest"` +} # func_split_short_opt may be replaced by extended shell implementation + + +# func_split_long_opt longopt +# Set func_split_long_opt_name and func_split_long_opt_arg shell +# variables after splitting LONGOPT at the `=' sign. +func_split_long_opt () +{ + my_sed_long_opt='1s/^\(--[^=]*\)=.*/\1/;q' + my_sed_long_arg='1s/^--[^=]*=//' + + func_split_long_opt_name=`$ECHO "$1" | $SED "$my_sed_long_opt"` + func_split_long_opt_arg=`$ECHO "$1" | $SED "$my_sed_long_arg"` +} # func_split_long_opt may be replaced by extended shell implementation + +exit_cmd=: + + + + + +magic="%%%MAGIC variable%%%" +magic_exe="%%%MAGIC EXE variable%%%" + +# Global variables. +nonopt= +preserve_args= +lo2o="s/\\.lo\$/.${objext}/" +o2lo="s/\\.${objext}\$/.lo/" +extracted_archives= +extracted_serial=0 + +# If this variable is set in any of the actions, the command in it +# will be execed at the end. This prevents here-documents from being +# left over by shells. +exec_cmd= + +# func_append var value +# Append VALUE to the end of shell variable VAR. +func_append () +{ + eval "${1}=\$${1}\${2}" +} # func_append may be replaced by extended shell implementation + +# func_append_quoted var value +# Quote VALUE and append to the end of shell variable VAR, separated +# by a space. +func_append_quoted () +{ + func_quote_for_eval "${2}" + eval "${1}=\$${1}\\ \$func_quote_for_eval_result" +} # func_append_quoted may be replaced by extended shell implementation + + +# func_arith arithmetic-term... +func_arith () +{ + func_arith_result=`expr "${@}"` +} # func_arith may be replaced by extended shell implementation + + +# func_len string +# STRING may not start with a hyphen. +func_len () +{ + func_len_result=`expr "${1}" : ".*" 2>/dev/null || echo $max_cmd_len` +} # func_len may be replaced by extended shell implementation + + +# func_lo2o object +func_lo2o () +{ + func_lo2o_result=`$ECHO "${1}" | $SED "$lo2o"` +} # func_lo2o may be replaced by extended shell implementation + + +# func_xform libobj-or-source +func_xform () +{ + func_xform_result=`$ECHO "${1}" | $SED 's/\.[^.]*$/.lo/'` +} # func_xform may be replaced by extended shell implementation + + +# func_fatal_configuration arg... +# Echo program name prefixed message to standard error, followed by +# a configuration failure hint, and exit. +func_fatal_configuration () +{ + func_error ${1+"$@"} + func_error "See the $PACKAGE documentation for more information." + func_fatal_error "Fatal configuration error." +} + + +# func_config +# Display the configuration for all the tags in this script. +func_config () +{ + re_begincf='^# ### BEGIN LIBTOOL' + re_endcf='^# ### END LIBTOOL' + + # Default configuration. + $SED "1,/$re_begincf CONFIG/d;/$re_endcf CONFIG/,\$d" < "$progpath" + + # Now print the configurations for the tags. + for tagname in $taglist; do + $SED -n "/$re_begincf TAG CONFIG: $tagname\$/,/$re_endcf TAG CONFIG: $tagname\$/p" < "$progpath" + done + + exit $? +} + +# func_features +# Display the features supported by this script. +func_features () +{ + echo "host: $host" + if test "$build_libtool_libs" = yes; then + echo "enable shared libraries" + else + echo "disable shared libraries" + fi + if test "$build_old_libs" = yes; then + echo "enable static libraries" + else + echo "disable static libraries" + fi + + exit $? +} + +# func_enable_tag tagname +# Verify that TAGNAME is valid, and either flag an error and exit, or +# enable the TAGNAME tag. We also add TAGNAME to the global $taglist +# variable here. +func_enable_tag () +{ + # Global variable: + tagname="$1" + + re_begincf="^# ### BEGIN LIBTOOL TAG CONFIG: $tagname\$" + re_endcf="^# ### END LIBTOOL TAG CONFIG: $tagname\$" + sed_extractcf="/$re_begincf/,/$re_endcf/p" + + # Validate tagname. + case $tagname in + *[!-_A-Za-z0-9,/]*) + func_fatal_error "invalid tag name: $tagname" + ;; + esac + + # Don't test for the "default" C tag, as we know it's + # there but not specially marked. + case $tagname in + CC) ;; + *) + if $GREP "$re_begincf" "$progpath" >/dev/null 2>&1; then + taglist="$taglist $tagname" + + # Evaluate the configuration. Be careful to quote the path + # and the sed script, to avoid splitting on whitespace, but + # also don't use non-portable quotes within backquotes within + # quotes we have to do it in 2 steps: + extractedcf=`$SED -n -e "$sed_extractcf" < "$progpath"` + eval "$extractedcf" + else + func_error "ignoring unknown tag $tagname" + fi + ;; + esac +} + +# func_check_version_match +# Ensure that we are using m4 macros, and libtool script from the same +# release of libtool. +func_check_version_match () +{ + if test "$package_revision" != "$macro_revision"; then + if test "$VERSION" != "$macro_version"; then + if test -z "$macro_version"; then + cat >&2 <<_LT_EOF +$progname: Version mismatch error. This is $PACKAGE $VERSION, but the +$progname: definition of this LT_INIT comes from an older release. +$progname: You should recreate aclocal.m4 with macros from $PACKAGE $VERSION +$progname: and run autoconf again. +_LT_EOF + else + cat >&2 <<_LT_EOF +$progname: Version mismatch error. This is $PACKAGE $VERSION, but the +$progname: definition of this LT_INIT comes from $PACKAGE $macro_version. +$progname: You should recreate aclocal.m4 with macros from $PACKAGE $VERSION +$progname: and run autoconf again. +_LT_EOF + fi + else + cat >&2 <<_LT_EOF +$progname: Version mismatch error. This is $PACKAGE $VERSION, revision $package_revision, +$progname: but the definition of this LT_INIT comes from revision $macro_revision. +$progname: You should recreate aclocal.m4 with macros from revision $package_revision +$progname: of $PACKAGE $VERSION and run autoconf again. +_LT_EOF + fi + + exit $EXIT_MISMATCH + fi +} + + +# Shorthand for --mode=foo, only valid as the first argument +case $1 in +clean|clea|cle|cl) + shift; set dummy --mode clean ${1+"$@"}; shift + ;; +compile|compil|compi|comp|com|co|c) + shift; set dummy --mode compile ${1+"$@"}; shift + ;; +execute|execut|execu|exec|exe|ex|e) + shift; set dummy --mode execute ${1+"$@"}; shift + ;; +finish|finis|fini|fin|fi|f) + shift; set dummy --mode finish ${1+"$@"}; shift + ;; +install|instal|insta|inst|ins|in|i) + shift; set dummy --mode install ${1+"$@"}; shift + ;; +link|lin|li|l) + shift; set dummy --mode link ${1+"$@"}; shift + ;; +uninstall|uninstal|uninsta|uninst|unins|unin|uni|un|u) + shift; set dummy --mode uninstall ${1+"$@"}; shift + ;; +esac + + + +# Option defaults: +opt_debug=: +opt_dry_run=false +opt_config=false +opt_preserve_dup_deps=false +opt_features=false +opt_finish=false +opt_help=false +opt_help_all=false +opt_silent=: +opt_warning=: +opt_verbose=: +opt_silent=false +opt_verbose=false + + +# Parse options once, thoroughly. This comes as soon as possible in the +# script to make things like `--version' happen as quickly as we can. +{ + # this just eases exit handling + while test $# -gt 0; do + opt="$1" + shift + case $opt in + --debug|-x) opt_debug='set -x' + func_echo "enabling shell trace mode" + $opt_debug + ;; + --dry-run|--dryrun|-n) + opt_dry_run=: + ;; + --config) + opt_config=: +func_config + ;; + --dlopen|-dlopen) + optarg="$1" + opt_dlopen="${opt_dlopen+$opt_dlopen +}$optarg" + shift + ;; + --preserve-dup-deps) + opt_preserve_dup_deps=: + ;; + --features) + opt_features=: +func_features + ;; + --finish) + opt_finish=: +set dummy --mode finish ${1+"$@"}; shift + ;; + --help) + opt_help=: + ;; + --help-all) + opt_help_all=: +opt_help=': help-all' + ;; + --mode) + test $# = 0 && func_missing_arg $opt && break + optarg="$1" + opt_mode="$optarg" +case $optarg in + # Valid mode arguments: + clean|compile|execute|finish|install|link|relink|uninstall) ;; + + # Catch anything else as an error + *) func_error "invalid argument for $opt" + exit_cmd=exit + break + ;; +esac + shift + ;; + --no-silent|--no-quiet) + opt_silent=false +func_append preserve_args " $opt" + ;; + --no-warning|--no-warn) + opt_warning=false +func_append preserve_args " $opt" + ;; + --no-verbose) + opt_verbose=false +func_append preserve_args " $opt" + ;; + --silent|--quiet) + opt_silent=: +func_append preserve_args " $opt" + opt_verbose=false + ;; + --verbose|-v) + opt_verbose=: +func_append preserve_args " $opt" +opt_silent=false + ;; + --tag) + test $# = 0 && func_missing_arg $opt && break + optarg="$1" + opt_tag="$optarg" +func_append preserve_args " $opt $optarg" +func_enable_tag "$optarg" + shift + ;; + + -\?|-h) func_usage ;; + --help) func_help ;; + --version) func_version ;; + + # Separate optargs to long options: + --*=*) + func_split_long_opt "$opt" + set dummy "$func_split_long_opt_name" "$func_split_long_opt_arg" ${1+"$@"} + shift + ;; + + # Separate non-argument short options: + -\?*|-h*|-n*|-v*) + func_split_short_opt "$opt" + set dummy "$func_split_short_opt_name" "-$func_split_short_opt_arg" ${1+"$@"} + shift + ;; + + --) break ;; + -*) func_fatal_help "unrecognized option \`$opt'" ;; + *) set dummy "$opt" ${1+"$@"}; shift; break ;; + esac + done + + # Validate options: + + # save first non-option argument + if test "$#" -gt 0; then + nonopt="$opt" + shift + fi + + # preserve --debug + test "$opt_debug" = : || func_append preserve_args " --debug" + + case $host in + *cygwin* | *mingw* | *pw32* | *cegcc*) + # don't eliminate duplications in $postdeps and $predeps + opt_duplicate_compiler_generated_deps=: + ;; + *) + opt_duplicate_compiler_generated_deps=$opt_preserve_dup_deps + ;; + esac + + $opt_help || { + # Sanity checks first: + func_check_version_match + + if test "$build_libtool_libs" != yes && test "$build_old_libs" != yes; then + func_fatal_configuration "not configured to build any kind of library" + fi + + # Darwin sucks + eval std_shrext=\"$shrext_cmds\" + + # Only execute mode is allowed to have -dlopen flags. + if test -n "$opt_dlopen" && test "$opt_mode" != execute; then + func_error "unrecognized option \`-dlopen'" + $ECHO "$help" 1>&2 + exit $EXIT_FAILURE + fi + + # Change the help message to a mode-specific one. + generic_help="$help" + help="Try \`$progname --help --mode=$opt_mode' for more information." + } + + + # Bail if the options were screwed + $exit_cmd $EXIT_FAILURE +} + + + + +## ----------- ## +## Main. ## +## ----------- ## + +# func_lalib_p file +# True iff FILE is a libtool `.la' library or `.lo' object file. +# This function is only a basic sanity check; it will hardly flush out +# determined imposters. +func_lalib_p () +{ + test -f "$1" && + $SED -e 4q "$1" 2>/dev/null \ + | $GREP "^# Generated by .*$PACKAGE" > /dev/null 2>&1 +} + +# func_lalib_unsafe_p file +# True iff FILE is a libtool `.la' library or `.lo' object file. +# This function implements the same check as func_lalib_p without +# resorting to external programs. To this end, it redirects stdin and +# closes it afterwards, without saving the original file descriptor. +# As a safety measure, use it only where a negative result would be +# fatal anyway. Works if `file' does not exist. +func_lalib_unsafe_p () +{ + lalib_p=no + if test -f "$1" && test -r "$1" && exec 5<&0 <"$1"; then + for lalib_p_l in 1 2 3 4 + do + read lalib_p_line + case "$lalib_p_line" in + \#\ Generated\ by\ *$PACKAGE* ) lalib_p=yes; break;; + esac + done + exec 0<&5 5<&- + fi + test "$lalib_p" = yes +} + +# func_ltwrapper_script_p file +# True iff FILE is a libtool wrapper script +# This function is only a basic sanity check; it will hardly flush out +# determined imposters. +func_ltwrapper_script_p () +{ + func_lalib_p "$1" +} + +# func_ltwrapper_executable_p file +# True iff FILE is a libtool wrapper executable +# This function is only a basic sanity check; it will hardly flush out +# determined imposters. +func_ltwrapper_executable_p () +{ + func_ltwrapper_exec_suffix= + case $1 in + *.exe) ;; + *) func_ltwrapper_exec_suffix=.exe ;; + esac + $GREP "$magic_exe" "$1$func_ltwrapper_exec_suffix" >/dev/null 2>&1 +} + +# func_ltwrapper_scriptname file +# Assumes file is an ltwrapper_executable +# uses $file to determine the appropriate filename for a +# temporary ltwrapper_script. +func_ltwrapper_scriptname () +{ + func_dirname_and_basename "$1" "" "." + func_stripname '' '.exe' "$func_basename_result" + func_ltwrapper_scriptname_result="$func_dirname_result/$objdir/${func_stripname_result}_ltshwrapper" +} + +# func_ltwrapper_p file +# True iff FILE is a libtool wrapper script or wrapper executable +# This function is only a basic sanity check; it will hardly flush out +# determined imposters. +func_ltwrapper_p () +{ + func_ltwrapper_script_p "$1" || func_ltwrapper_executable_p "$1" +} + + +# func_execute_cmds commands fail_cmd +# Execute tilde-delimited COMMANDS. +# If FAIL_CMD is given, eval that upon failure. +# FAIL_CMD may read-access the current command in variable CMD! +func_execute_cmds () +{ + $opt_debug + save_ifs=$IFS; IFS='~' + for cmd in $1; do + IFS=$save_ifs + eval cmd=\"$cmd\" + func_show_eval "$cmd" "${2-:}" + done + IFS=$save_ifs +} + + +# func_source file +# Source FILE, adding directory component if necessary. +# Note that it is not necessary on cygwin/mingw to append a dot to +# FILE even if both FILE and FILE.exe exist: automatic-append-.exe +# behavior happens only for exec(3), not for open(2)! Also, sourcing +# `FILE.' does not work on cygwin managed mounts. +func_source () +{ + $opt_debug + case $1 in + */* | *\\*) . "$1" ;; + *) . "./$1" ;; + esac +} + + +# func_resolve_sysroot PATH +# Replace a leading = in PATH with a sysroot. Store the result into +# func_resolve_sysroot_result +func_resolve_sysroot () +{ + func_resolve_sysroot_result=$1 + case $func_resolve_sysroot_result in + =*) + func_stripname '=' '' "$func_resolve_sysroot_result" + func_resolve_sysroot_result=$lt_sysroot$func_stripname_result + ;; + esac +} + +# func_replace_sysroot PATH +# If PATH begins with the sysroot, replace it with = and +# store the result into func_replace_sysroot_result. +func_replace_sysroot () +{ + case "$lt_sysroot:$1" in + ?*:"$lt_sysroot"*) + func_stripname "$lt_sysroot" '' "$1" + func_replace_sysroot_result="=$func_stripname_result" + ;; + *) + # Including no sysroot. + func_replace_sysroot_result=$1 + ;; + esac +} + +# func_infer_tag arg +# Infer tagged configuration to use if any are available and +# if one wasn't chosen via the "--tag" command line option. +# Only attempt this if the compiler in the base compile +# command doesn't match the default compiler. +# arg is usually of the form 'gcc ...' +func_infer_tag () +{ + $opt_debug + if test -n "$available_tags" && test -z "$tagname"; then + CC_quoted= + for arg in $CC; do + func_append_quoted CC_quoted "$arg" + done + CC_expanded=`func_echo_all $CC` + CC_quoted_expanded=`func_echo_all $CC_quoted` + case $@ in + # Blanks in the command may have been stripped by the calling shell, + # but not from the CC environment variable when configure was run. + " $CC "* | "$CC "* | " $CC_expanded "* | "$CC_expanded "* | \ + " $CC_quoted"* | "$CC_quoted "* | " $CC_quoted_expanded "* | "$CC_quoted_expanded "*) ;; + # Blanks at the start of $base_compile will cause this to fail + # if we don't check for them as well. + *) + for z in $available_tags; do + if $GREP "^# ### BEGIN LIBTOOL TAG CONFIG: $z$" < "$progpath" > /dev/null; then + # Evaluate the configuration. + eval "`${SED} -n -e '/^# ### BEGIN LIBTOOL TAG CONFIG: '$z'$/,/^# ### END LIBTOOL TAG CONFIG: '$z'$/p' < $progpath`" + CC_quoted= + for arg in $CC; do + # Double-quote args containing other shell metacharacters. + func_append_quoted CC_quoted "$arg" + done + CC_expanded=`func_echo_all $CC` + CC_quoted_expanded=`func_echo_all $CC_quoted` + case "$@ " in + " $CC "* | "$CC "* | " $CC_expanded "* | "$CC_expanded "* | \ + " $CC_quoted"* | "$CC_quoted "* | " $CC_quoted_expanded "* | "$CC_quoted_expanded "*) + # The compiler in the base compile command matches + # the one in the tagged configuration. + # Assume this is the tagged configuration we want. + tagname=$z + break + ;; + esac + fi + done + # If $tagname still isn't set, then no tagged configuration + # was found and let the user know that the "--tag" command + # line option must be used. + if test -z "$tagname"; then + func_echo "unable to infer tagged configuration" + func_fatal_error "specify a tag with \`--tag'" +# else +# func_verbose "using $tagname tagged configuration" + fi + ;; + esac + fi +} + + + +# func_write_libtool_object output_name pic_name nonpic_name +# Create a libtool object file (analogous to a ".la" file), +# but don't create it if we're doing a dry run. +func_write_libtool_object () +{ + write_libobj=${1} + if test "$build_libtool_libs" = yes; then + write_lobj=\'${2}\' + else + write_lobj=none + fi + + if test "$build_old_libs" = yes; then + write_oldobj=\'${3}\' + else + write_oldobj=none + fi + + $opt_dry_run || { + cat >${write_libobj}T </dev/null` + if test "$?" -eq 0 && test -n "${func_convert_core_file_wine_to_w32_tmp}"; then + func_convert_core_file_wine_to_w32_result=`$ECHO "$func_convert_core_file_wine_to_w32_tmp" | + $SED -e "$lt_sed_naive_backslashify"` + else + func_convert_core_file_wine_to_w32_result= + fi + fi +} +# end: func_convert_core_file_wine_to_w32 + + +# func_convert_core_path_wine_to_w32 ARG +# Helper function used by path conversion functions when $build is *nix, and +# $host is mingw, cygwin, or some other w32 environment. Relies on a correctly +# configured wine environment available, with the winepath program in $build's +# $PATH. Assumes ARG has no leading or trailing path separator characters. +# +# ARG is path to be converted from $build format to win32. +# Result is available in $func_convert_core_path_wine_to_w32_result. +# Unconvertible file (directory) names in ARG are skipped; if no directory names +# are convertible, then the result may be empty. +func_convert_core_path_wine_to_w32 () +{ + $opt_debug + # unfortunately, winepath doesn't convert paths, only file names + func_convert_core_path_wine_to_w32_result="" + if test -n "$1"; then + oldIFS=$IFS + IFS=: + for func_convert_core_path_wine_to_w32_f in $1; do + IFS=$oldIFS + func_convert_core_file_wine_to_w32 "$func_convert_core_path_wine_to_w32_f" + if test -n "$func_convert_core_file_wine_to_w32_result" ; then + if test -z "$func_convert_core_path_wine_to_w32_result"; then + func_convert_core_path_wine_to_w32_result="$func_convert_core_file_wine_to_w32_result" + else + func_append func_convert_core_path_wine_to_w32_result ";$func_convert_core_file_wine_to_w32_result" + fi + fi + done + IFS=$oldIFS + fi +} +# end: func_convert_core_path_wine_to_w32 + + +# func_cygpath ARGS... +# Wrapper around calling the cygpath program via LT_CYGPATH. This is used when +# when (1) $build is *nix and Cygwin is hosted via a wine environment; or (2) +# $build is MSYS and $host is Cygwin, or (3) $build is Cygwin. In case (1) or +# (2), returns the Cygwin file name or path in func_cygpath_result (input +# file name or path is assumed to be in w32 format, as previously converted +# from $build's *nix or MSYS format). In case (3), returns the w32 file name +# or path in func_cygpath_result (input file name or path is assumed to be in +# Cygwin format). Returns an empty string on error. +# +# ARGS are passed to cygpath, with the last one being the file name or path to +# be converted. +# +# Specify the absolute *nix (or w32) name to cygpath in the LT_CYGPATH +# environment variable; do not put it in $PATH. +func_cygpath () +{ + $opt_debug + if test -n "$LT_CYGPATH" && test -f "$LT_CYGPATH"; then + func_cygpath_result=`$LT_CYGPATH "$@" 2>/dev/null` + if test "$?" -ne 0; then + # on failure, ensure result is empty + func_cygpath_result= + fi + else + func_cygpath_result= + func_error "LT_CYGPATH is empty or specifies non-existent file: \`$LT_CYGPATH'" + fi +} +#end: func_cygpath + + +# func_convert_core_msys_to_w32 ARG +# Convert file name or path ARG from MSYS format to w32 format. Return +# result in func_convert_core_msys_to_w32_result. +func_convert_core_msys_to_w32 () +{ + $opt_debug + # awkward: cmd appends spaces to result + func_convert_core_msys_to_w32_result=`( cmd //c echo "$1" ) 2>/dev/null | + $SED -e 's/[ ]*$//' -e "$lt_sed_naive_backslashify"` +} +#end: func_convert_core_msys_to_w32 + + +# func_convert_file_check ARG1 ARG2 +# Verify that ARG1 (a file name in $build format) was converted to $host +# format in ARG2. Otherwise, emit an error message, but continue (resetting +# func_to_host_file_result to ARG1). +func_convert_file_check () +{ + $opt_debug + if test -z "$2" && test -n "$1" ; then + func_error "Could not determine host file name corresponding to" + func_error " \`$1'" + func_error "Continuing, but uninstalled executables may not work." + # Fallback: + func_to_host_file_result="$1" + fi +} +# end func_convert_file_check + + +# func_convert_path_check FROM_PATHSEP TO_PATHSEP FROM_PATH TO_PATH +# Verify that FROM_PATH (a path in $build format) was converted to $host +# format in TO_PATH. Otherwise, emit an error message, but continue, resetting +# func_to_host_file_result to a simplistic fallback value (see below). +func_convert_path_check () +{ + $opt_debug + if test -z "$4" && test -n "$3"; then + func_error "Could not determine the host path corresponding to" + func_error " \`$3'" + func_error "Continuing, but uninstalled executables may not work." + # Fallback. This is a deliberately simplistic "conversion" and + # should not be "improved". See libtool.info. + if test "x$1" != "x$2"; then + lt_replace_pathsep_chars="s|$1|$2|g" + func_to_host_path_result=`echo "$3" | + $SED -e "$lt_replace_pathsep_chars"` + else + func_to_host_path_result="$3" + fi + fi +} +# end func_convert_path_check + + +# func_convert_path_front_back_pathsep FRONTPAT BACKPAT REPL ORIG +# Modifies func_to_host_path_result by prepending REPL if ORIG matches FRONTPAT +# and appending REPL if ORIG matches BACKPAT. +func_convert_path_front_back_pathsep () +{ + $opt_debug + case $4 in + $1 ) func_to_host_path_result="$3$func_to_host_path_result" + ;; + esac + case $4 in + $2 ) func_append func_to_host_path_result "$3" + ;; + esac +} +# end func_convert_path_front_back_pathsep + + +################################################## +# $build to $host FILE NAME CONVERSION FUNCTIONS # +################################################## +# invoked via `$to_host_file_cmd ARG' +# +# In each case, ARG is the path to be converted from $build to $host format. +# Result will be available in $func_to_host_file_result. + + +# func_to_host_file ARG +# Converts the file name ARG from $build format to $host format. Return result +# in func_to_host_file_result. +func_to_host_file () +{ + $opt_debug + $to_host_file_cmd "$1" +} +# end func_to_host_file + + +# func_to_tool_file ARG LAZY +# converts the file name ARG from $build format to toolchain format. Return +# result in func_to_tool_file_result. If the conversion in use is listed +# in (the comma separated) LAZY, no conversion takes place. +func_to_tool_file () +{ + $opt_debug + case ,$2, in + *,"$to_tool_file_cmd",*) + func_to_tool_file_result=$1 + ;; + *) + $to_tool_file_cmd "$1" + func_to_tool_file_result=$func_to_host_file_result + ;; + esac +} +# end func_to_tool_file + + +# func_convert_file_noop ARG +# Copy ARG to func_to_host_file_result. +func_convert_file_noop () +{ + func_to_host_file_result="$1" +} +# end func_convert_file_noop + + +# func_convert_file_msys_to_w32 ARG +# Convert file name ARG from (mingw) MSYS to (mingw) w32 format; automatic +# conversion to w32 is not available inside the cwrapper. Returns result in +# func_to_host_file_result. +func_convert_file_msys_to_w32 () +{ + $opt_debug + func_to_host_file_result="$1" + if test -n "$1"; then + func_convert_core_msys_to_w32 "$1" + func_to_host_file_result="$func_convert_core_msys_to_w32_result" + fi + func_convert_file_check "$1" "$func_to_host_file_result" +} +# end func_convert_file_msys_to_w32 + + +# func_convert_file_cygwin_to_w32 ARG +# Convert file name ARG from Cygwin to w32 format. Returns result in +# func_to_host_file_result. +func_convert_file_cygwin_to_w32 () +{ + $opt_debug + func_to_host_file_result="$1" + if test -n "$1"; then + # because $build is cygwin, we call "the" cygpath in $PATH; no need to use + # LT_CYGPATH in this case. + func_to_host_file_result=`cygpath -m "$1"` + fi + func_convert_file_check "$1" "$func_to_host_file_result" +} +# end func_convert_file_cygwin_to_w32 + + +# func_convert_file_nix_to_w32 ARG +# Convert file name ARG from *nix to w32 format. Requires a wine environment +# and a working winepath. Returns result in func_to_host_file_result. +func_convert_file_nix_to_w32 () +{ + $opt_debug + func_to_host_file_result="$1" + if test -n "$1"; then + func_convert_core_file_wine_to_w32 "$1" + func_to_host_file_result="$func_convert_core_file_wine_to_w32_result" + fi + func_convert_file_check "$1" "$func_to_host_file_result" +} +# end func_convert_file_nix_to_w32 + + +# func_convert_file_msys_to_cygwin ARG +# Convert file name ARG from MSYS to Cygwin format. Requires LT_CYGPATH set. +# Returns result in func_to_host_file_result. +func_convert_file_msys_to_cygwin () +{ + $opt_debug + func_to_host_file_result="$1" + if test -n "$1"; then + func_convert_core_msys_to_w32 "$1" + func_cygpath -u "$func_convert_core_msys_to_w32_result" + func_to_host_file_result="$func_cygpath_result" + fi + func_convert_file_check "$1" "$func_to_host_file_result" +} +# end func_convert_file_msys_to_cygwin + + +# func_convert_file_nix_to_cygwin ARG +# Convert file name ARG from *nix to Cygwin format. Requires Cygwin installed +# in a wine environment, working winepath, and LT_CYGPATH set. Returns result +# in func_to_host_file_result. +func_convert_file_nix_to_cygwin () +{ + $opt_debug + func_to_host_file_result="$1" + if test -n "$1"; then + # convert from *nix to w32, then use cygpath to convert from w32 to cygwin. + func_convert_core_file_wine_to_w32 "$1" + func_cygpath -u "$func_convert_core_file_wine_to_w32_result" + func_to_host_file_result="$func_cygpath_result" + fi + func_convert_file_check "$1" "$func_to_host_file_result" +} +# end func_convert_file_nix_to_cygwin + + +############################################# +# $build to $host PATH CONVERSION FUNCTIONS # +############################################# +# invoked via `$to_host_path_cmd ARG' +# +# In each case, ARG is the path to be converted from $build to $host format. +# The result will be available in $func_to_host_path_result. +# +# Path separators are also converted from $build format to $host format. If +# ARG begins or ends with a path separator character, it is preserved (but +# converted to $host format) on output. +# +# All path conversion functions are named using the following convention: +# file name conversion function : func_convert_file_X_to_Y () +# path conversion function : func_convert_path_X_to_Y () +# where, for any given $build/$host combination the 'X_to_Y' value is the +# same. If conversion functions are added for new $build/$host combinations, +# the two new functions must follow this pattern, or func_init_to_host_path_cmd +# will break. + + +# func_init_to_host_path_cmd +# Ensures that function "pointer" variable $to_host_path_cmd is set to the +# appropriate value, based on the value of $to_host_file_cmd. +to_host_path_cmd= +func_init_to_host_path_cmd () +{ + $opt_debug + if test -z "$to_host_path_cmd"; then + func_stripname 'func_convert_file_' '' "$to_host_file_cmd" + to_host_path_cmd="func_convert_path_${func_stripname_result}" + fi +} + + +# func_to_host_path ARG +# Converts the path ARG from $build format to $host format. Return result +# in func_to_host_path_result. +func_to_host_path () +{ + $opt_debug + func_init_to_host_path_cmd + $to_host_path_cmd "$1" +} +# end func_to_host_path + + +# func_convert_path_noop ARG +# Copy ARG to func_to_host_path_result. +func_convert_path_noop () +{ + func_to_host_path_result="$1" +} +# end func_convert_path_noop + + +# func_convert_path_msys_to_w32 ARG +# Convert path ARG from (mingw) MSYS to (mingw) w32 format; automatic +# conversion to w32 is not available inside the cwrapper. Returns result in +# func_to_host_path_result. +func_convert_path_msys_to_w32 () +{ + $opt_debug + func_to_host_path_result="$1" + if test -n "$1"; then + # Remove leading and trailing path separator characters from ARG. MSYS + # behavior is inconsistent here; cygpath turns them into '.;' and ';.'; + # and winepath ignores them completely. + func_stripname : : "$1" + func_to_host_path_tmp1=$func_stripname_result + func_convert_core_msys_to_w32 "$func_to_host_path_tmp1" + func_to_host_path_result="$func_convert_core_msys_to_w32_result" + func_convert_path_check : ";" \ + "$func_to_host_path_tmp1" "$func_to_host_path_result" + func_convert_path_front_back_pathsep ":*" "*:" ";" "$1" + fi +} +# end func_convert_path_msys_to_w32 + + +# func_convert_path_cygwin_to_w32 ARG +# Convert path ARG from Cygwin to w32 format. Returns result in +# func_to_host_file_result. +func_convert_path_cygwin_to_w32 () +{ + $opt_debug + func_to_host_path_result="$1" + if test -n "$1"; then + # See func_convert_path_msys_to_w32: + func_stripname : : "$1" + func_to_host_path_tmp1=$func_stripname_result + func_to_host_path_result=`cygpath -m -p "$func_to_host_path_tmp1"` + func_convert_path_check : ";" \ + "$func_to_host_path_tmp1" "$func_to_host_path_result" + func_convert_path_front_back_pathsep ":*" "*:" ";" "$1" + fi +} +# end func_convert_path_cygwin_to_w32 + + +# func_convert_path_nix_to_w32 ARG +# Convert path ARG from *nix to w32 format. Requires a wine environment and +# a working winepath. Returns result in func_to_host_file_result. +func_convert_path_nix_to_w32 () +{ + $opt_debug + func_to_host_path_result="$1" + if test -n "$1"; then + # See func_convert_path_msys_to_w32: + func_stripname : : "$1" + func_to_host_path_tmp1=$func_stripname_result + func_convert_core_path_wine_to_w32 "$func_to_host_path_tmp1" + func_to_host_path_result="$func_convert_core_path_wine_to_w32_result" + func_convert_path_check : ";" \ + "$func_to_host_path_tmp1" "$func_to_host_path_result" + func_convert_path_front_back_pathsep ":*" "*:" ";" "$1" + fi +} +# end func_convert_path_nix_to_w32 + + +# func_convert_path_msys_to_cygwin ARG +# Convert path ARG from MSYS to Cygwin format. Requires LT_CYGPATH set. +# Returns result in func_to_host_file_result. +func_convert_path_msys_to_cygwin () +{ + $opt_debug + func_to_host_path_result="$1" + if test -n "$1"; then + # See func_convert_path_msys_to_w32: + func_stripname : : "$1" + func_to_host_path_tmp1=$func_stripname_result + func_convert_core_msys_to_w32 "$func_to_host_path_tmp1" + func_cygpath -u -p "$func_convert_core_msys_to_w32_result" + func_to_host_path_result="$func_cygpath_result" + func_convert_path_check : : \ + "$func_to_host_path_tmp1" "$func_to_host_path_result" + func_convert_path_front_back_pathsep ":*" "*:" : "$1" + fi +} +# end func_convert_path_msys_to_cygwin + + +# func_convert_path_nix_to_cygwin ARG +# Convert path ARG from *nix to Cygwin format. Requires Cygwin installed in a +# a wine environment, working winepath, and LT_CYGPATH set. Returns result in +# func_to_host_file_result. +func_convert_path_nix_to_cygwin () +{ + $opt_debug + func_to_host_path_result="$1" + if test -n "$1"; then + # Remove leading and trailing path separator characters from + # ARG. msys behavior is inconsistent here, cygpath turns them + # into '.;' and ';.', and winepath ignores them completely. + func_stripname : : "$1" + func_to_host_path_tmp1=$func_stripname_result + func_convert_core_path_wine_to_w32 "$func_to_host_path_tmp1" + func_cygpath -u -p "$func_convert_core_path_wine_to_w32_result" + func_to_host_path_result="$func_cygpath_result" + func_convert_path_check : : \ + "$func_to_host_path_tmp1" "$func_to_host_path_result" + func_convert_path_front_back_pathsep ":*" "*:" : "$1" + fi +} +# end func_convert_path_nix_to_cygwin + + +# func_mode_compile arg... +func_mode_compile () +{ + $opt_debug + # Get the compilation command and the source file. + base_compile= + srcfile="$nonopt" # always keep a non-empty value in "srcfile" + suppress_opt=yes + suppress_output= + arg_mode=normal + libobj= + later= + pie_flag= + + for arg + do + case $arg_mode in + arg ) + # do not "continue". Instead, add this to base_compile + lastarg="$arg" + arg_mode=normal + ;; + + target ) + libobj="$arg" + arg_mode=normal + continue + ;; + + normal ) + # Accept any command-line options. + case $arg in + -o) + test -n "$libobj" && \ + func_fatal_error "you cannot specify \`-o' more than once" + arg_mode=target + continue + ;; + + -pie | -fpie | -fPIE) + func_append pie_flag " $arg" + continue + ;; + + -shared | -static | -prefer-pic | -prefer-non-pic) + func_append later " $arg" + continue + ;; + + -no-suppress) + suppress_opt=no + continue + ;; + + -Xcompiler) + arg_mode=arg # the next one goes into the "base_compile" arg list + continue # The current "srcfile" will either be retained or + ;; # replaced later. I would guess that would be a bug. + + -Wc,*) + func_stripname '-Wc,' '' "$arg" + args=$func_stripname_result + lastarg= + save_ifs="$IFS"; IFS=',' + for arg in $args; do + IFS="$save_ifs" + func_append_quoted lastarg "$arg" + done + IFS="$save_ifs" + func_stripname ' ' '' "$lastarg" + lastarg=$func_stripname_result + + # Add the arguments to base_compile. + func_append base_compile " $lastarg" + continue + ;; + + *) + # Accept the current argument as the source file. + # The previous "srcfile" becomes the current argument. + # + lastarg="$srcfile" + srcfile="$arg" + ;; + esac # case $arg + ;; + esac # case $arg_mode + + # Aesthetically quote the previous argument. + func_append_quoted base_compile "$lastarg" + done # for arg + + case $arg_mode in + arg) + func_fatal_error "you must specify an argument for -Xcompile" + ;; + target) + func_fatal_error "you must specify a target with \`-o'" + ;; + *) + # Get the name of the library object. + test -z "$libobj" && { + func_basename "$srcfile" + libobj="$func_basename_result" + } + ;; + esac + + # Recognize several different file suffixes. + # If the user specifies -o file.o, it is replaced with file.lo + case $libobj in + *.[cCFSifmso] | \ + *.ada | *.adb | *.ads | *.asm | \ + *.c++ | *.cc | *.ii | *.class | *.cpp | *.cxx | \ + *.[fF][09]? | *.for | *.java | *.go | *.obj | *.sx | *.cu | *.cup) + func_xform "$libobj" + libobj=$func_xform_result + ;; + esac + + case $libobj in + *.lo) func_lo2o "$libobj"; obj=$func_lo2o_result ;; + *) + func_fatal_error "cannot determine name of library object from \`$libobj'" + ;; + esac + + func_infer_tag $base_compile + + for arg in $later; do + case $arg in + -shared) + test "$build_libtool_libs" != yes && \ + func_fatal_configuration "can not build a shared library" + build_old_libs=no + continue + ;; + + -static) + build_libtool_libs=no + build_old_libs=yes + continue + ;; + + -prefer-pic) + pic_mode=yes + continue + ;; + + -prefer-non-pic) + pic_mode=no + continue + ;; + esac + done + + func_quote_for_eval "$libobj" + test "X$libobj" != "X$func_quote_for_eval_result" \ + && $ECHO "X$libobj" | $GREP '[]~#^*{};<>?"'"'"' &()|`$[]' \ + && func_warning "libobj name \`$libobj' may not contain shell special characters." + func_dirname_and_basename "$obj" "/" "" + objname="$func_basename_result" + xdir="$func_dirname_result" + lobj=${xdir}$objdir/$objname + + test -z "$base_compile" && \ + func_fatal_help "you must specify a compilation command" + + # Delete any leftover library objects. + if test "$build_old_libs" = yes; then + removelist="$obj $lobj $libobj ${libobj}T" + else + removelist="$lobj $libobj ${libobj}T" + fi + + # On Cygwin there's no "real" PIC flag so we must build both object types + case $host_os in + cygwin* | mingw* | pw32* | os2* | cegcc*) + pic_mode=default + ;; + esac + if test "$pic_mode" = no && test "$deplibs_check_method" != pass_all; then + # non-PIC code in shared libraries is not supported + pic_mode=default + fi + + # Calculate the filename of the output object if compiler does + # not support -o with -c + if test "$compiler_c_o" = no; then + output_obj=`$ECHO "$srcfile" | $SED 's%^.*/%%; s%\.[^.]*$%%'`.${objext} + lockfile="$output_obj.lock" + else + output_obj= + need_locks=no + lockfile= + fi + + # Lock this critical section if it is needed + # We use this script file to make the link, it avoids creating a new file + if test "$need_locks" = yes; then + until $opt_dry_run || ln "$progpath" "$lockfile" 2>/dev/null; do + func_echo "Waiting for $lockfile to be removed" + sleep 2 + done + elif test "$need_locks" = warn; then + if test -f "$lockfile"; then + $ECHO "\ +*** ERROR, $lockfile exists and contains: +`cat $lockfile 2>/dev/null` + +This indicates that another process is trying to use the same +temporary object file, and libtool could not work around it because +your compiler does not support \`-c' and \`-o' together. If you +repeat this compilation, it may succeed, by chance, but you had better +avoid parallel builds (make -j) in this platform, or get a better +compiler." + + $opt_dry_run || $RM $removelist + exit $EXIT_FAILURE + fi + func_append removelist " $output_obj" + $ECHO "$srcfile" > "$lockfile" + fi + + $opt_dry_run || $RM $removelist + func_append removelist " $lockfile" + trap '$opt_dry_run || $RM $removelist; exit $EXIT_FAILURE' 1 2 15 + + func_to_tool_file "$srcfile" func_convert_file_msys_to_w32 + srcfile=$func_to_tool_file_result + func_quote_for_eval "$srcfile" + qsrcfile=$func_quote_for_eval_result + + # Only build a PIC object if we are building libtool libraries. + if test "$build_libtool_libs" = yes; then + # Without this assignment, base_compile gets emptied. + fbsd_hideous_sh_bug=$base_compile + + if test "$pic_mode" != no; then + command="$base_compile $qsrcfile $pic_flag" + else + # Don't build PIC code + command="$base_compile $qsrcfile" + fi + + func_mkdir_p "$xdir$objdir" + + if test -z "$output_obj"; then + # Place PIC objects in $objdir + func_append command " -o $lobj" + fi + + func_show_eval_locale "$command" \ + 'test -n "$output_obj" && $RM $removelist; exit $EXIT_FAILURE' + + if test "$need_locks" = warn && + test "X`cat $lockfile 2>/dev/null`" != "X$srcfile"; then + $ECHO "\ +*** ERROR, $lockfile contains: +`cat $lockfile 2>/dev/null` + +but it should contain: +$srcfile + +This indicates that another process is trying to use the same +temporary object file, and libtool could not work around it because +your compiler does not support \`-c' and \`-o' together. If you +repeat this compilation, it may succeed, by chance, but you had better +avoid parallel builds (make -j) in this platform, or get a better +compiler." + + $opt_dry_run || $RM $removelist + exit $EXIT_FAILURE + fi + + # Just move the object if needed, then go on to compile the next one + if test -n "$output_obj" && test "X$output_obj" != "X$lobj"; then + func_show_eval '$MV "$output_obj" "$lobj"' \ + 'error=$?; $opt_dry_run || $RM $removelist; exit $error' + fi + + # Allow error messages only from the first compilation. + if test "$suppress_opt" = yes; then + suppress_output=' >/dev/null 2>&1' + fi + fi + + # Only build a position-dependent object if we build old libraries. + if test "$build_old_libs" = yes; then + if test "$pic_mode" != yes; then + # Don't build PIC code + command="$base_compile $qsrcfile$pie_flag" + else + command="$base_compile $qsrcfile $pic_flag" + fi + if test "$compiler_c_o" = yes; then + func_append command " -o $obj" + fi + + # Suppress compiler output if we already did a PIC compilation. + func_append command "$suppress_output" + func_show_eval_locale "$command" \ + '$opt_dry_run || $RM $removelist; exit $EXIT_FAILURE' + + if test "$need_locks" = warn && + test "X`cat $lockfile 2>/dev/null`" != "X$srcfile"; then + $ECHO "\ +*** ERROR, $lockfile contains: +`cat $lockfile 2>/dev/null` + +but it should contain: +$srcfile + +This indicates that another process is trying to use the same +temporary object file, and libtool could not work around it because +your compiler does not support \`-c' and \`-o' together. If you +repeat this compilation, it may succeed, by chance, but you had better +avoid parallel builds (make -j) in this platform, or get a better +compiler." + + $opt_dry_run || $RM $removelist + exit $EXIT_FAILURE + fi + + # Just move the object if needed + if test -n "$output_obj" && test "X$output_obj" != "X$obj"; then + func_show_eval '$MV "$output_obj" "$obj"' \ + 'error=$?; $opt_dry_run || $RM $removelist; exit $error' + fi + fi + + $opt_dry_run || { + func_write_libtool_object "$libobj" "$objdir/$objname" "$objname" + + # Unlock the critical section if it was locked + if test "$need_locks" != no; then + removelist=$lockfile + $RM "$lockfile" + fi + } + + exit $EXIT_SUCCESS +} + +$opt_help || { + test "$opt_mode" = compile && func_mode_compile ${1+"$@"} +} + +func_mode_help () +{ + # We need to display help for each of the modes. + case $opt_mode in + "") + # Generic help is extracted from the usage comments + # at the start of this file. + func_help + ;; + + clean) + $ECHO \ +"Usage: $progname [OPTION]... --mode=clean RM [RM-OPTION]... FILE... + +Remove files from the build directory. + +RM is the name of the program to use to delete files associated with each FILE +(typically \`/bin/rm'). RM-OPTIONS are options (such as \`-f') to be passed +to RM. + +If FILE is a libtool library, object or program, all the files associated +with it are deleted. Otherwise, only FILE itself is deleted using RM." + ;; + + compile) + $ECHO \ +"Usage: $progname [OPTION]... --mode=compile COMPILE-COMMAND... SOURCEFILE + +Compile a source file into a libtool library object. + +This mode accepts the following additional options: + + -o OUTPUT-FILE set the output file name to OUTPUT-FILE + -no-suppress do not suppress compiler output for multiple passes + -prefer-pic try to build PIC objects only + -prefer-non-pic try to build non-PIC objects only + -shared do not build a \`.o' file suitable for static linking + -static only build a \`.o' file suitable for static linking + -Wc,FLAG pass FLAG directly to the compiler + +COMPILE-COMMAND is a command to be used in creating a \`standard' object file +from the given SOURCEFILE. + +The output file name is determined by removing the directory component from +SOURCEFILE, then substituting the C source code suffix \`.c' with the +library object suffix, \`.lo'." + ;; + + execute) + $ECHO \ +"Usage: $progname [OPTION]... --mode=execute COMMAND [ARGS]... + +Automatically set library path, then run a program. + +This mode accepts the following additional options: + + -dlopen FILE add the directory containing FILE to the library path + +This mode sets the library path environment variable according to \`-dlopen' +flags. + +If any of the ARGS are libtool executable wrappers, then they are translated +into their corresponding uninstalled binary, and any of their required library +directories are added to the library path. + +Then, COMMAND is executed, with ARGS as arguments." + ;; + + finish) + $ECHO \ +"Usage: $progname [OPTION]... --mode=finish [LIBDIR]... + +Complete the installation of libtool libraries. + +Each LIBDIR is a directory that contains libtool libraries. + +The commands that this mode executes may require superuser privileges. Use +the \`--dry-run' option if you just want to see what would be executed." + ;; + + install) + $ECHO \ +"Usage: $progname [OPTION]... --mode=install INSTALL-COMMAND... + +Install executables or libraries. + +INSTALL-COMMAND is the installation command. The first component should be +either the \`install' or \`cp' program. + +The following components of INSTALL-COMMAND are treated specially: + + -inst-prefix-dir PREFIX-DIR Use PREFIX-DIR as a staging area for installation + +The rest of the components are interpreted as arguments to that command (only +BSD-compatible install options are recognized)." + ;; + + link) + $ECHO \ +"Usage: $progname [OPTION]... --mode=link LINK-COMMAND... + +Link object files or libraries together to form another library, or to +create an executable program. + +LINK-COMMAND is a command using the C compiler that you would use to create +a program from several object files. + +The following components of LINK-COMMAND are treated specially: + + -all-static do not do any dynamic linking at all + -avoid-version do not add a version suffix if possible + -bindir BINDIR specify path to binaries directory (for systems where + libraries must be found in the PATH setting at runtime) + -dlopen FILE \`-dlpreopen' FILE if it cannot be dlopened at runtime + -dlpreopen FILE link in FILE and add its symbols to lt_preloaded_symbols + -export-dynamic allow symbols from OUTPUT-FILE to be resolved with dlsym(3) + -export-symbols SYMFILE + try to export only the symbols listed in SYMFILE + -export-symbols-regex REGEX + try to export only the symbols matching REGEX + -LLIBDIR search LIBDIR for required installed libraries + -lNAME OUTPUT-FILE requires the installed library libNAME + -module build a library that can dlopened + -no-fast-install disable the fast-install mode + -no-install link a not-installable executable + -no-undefined declare that a library does not refer to external symbols + -o OUTPUT-FILE create OUTPUT-FILE from the specified objects + -objectlist FILE Use a list of object files found in FILE to specify objects + -precious-files-regex REGEX + don't remove output files matching REGEX + -release RELEASE specify package release information + -rpath LIBDIR the created library will eventually be installed in LIBDIR + -R[ ]LIBDIR add LIBDIR to the runtime path of programs and libraries + -shared only do dynamic linking of libtool libraries + -shrext SUFFIX override the standard shared library file extension + -static do not do any dynamic linking of uninstalled libtool libraries + -static-libtool-libs + do not do any dynamic linking of libtool libraries + -version-info CURRENT[:REVISION[:AGE]] + specify library version info [each variable defaults to 0] + -weak LIBNAME declare that the target provides the LIBNAME interface + -Wc,FLAG + -Xcompiler FLAG pass linker-specific FLAG directly to the compiler + -Wl,FLAG + -Xlinker FLAG pass linker-specific FLAG directly to the linker + -XCClinker FLAG pass link-specific FLAG to the compiler driver (CC) + +All other options (arguments beginning with \`-') are ignored. + +Every other argument is treated as a filename. Files ending in \`.la' are +treated as uninstalled libtool libraries, other files are standard or library +object files. + +If the OUTPUT-FILE ends in \`.la', then a libtool library is created, +only library objects (\`.lo' files) may be specified, and \`-rpath' is +required, except when creating a convenience library. + +If OUTPUT-FILE ends in \`.a' or \`.lib', then a standard library is created +using \`ar' and \`ranlib', or on Windows using \`lib'. + +If OUTPUT-FILE ends in \`.lo' or \`.${objext}', then a reloadable object file +is created, otherwise an executable program is created." + ;; + + uninstall) + $ECHO \ +"Usage: $progname [OPTION]... --mode=uninstall RM [RM-OPTION]... FILE... + +Remove libraries from an installation directory. + +RM is the name of the program to use to delete files associated with each FILE +(typically \`/bin/rm'). RM-OPTIONS are options (such as \`-f') to be passed +to RM. + +If FILE is a libtool library, all the files associated with it are deleted. +Otherwise, only FILE itself is deleted using RM." + ;; + + *) + func_fatal_help "invalid operation mode \`$opt_mode'" + ;; + esac + + echo + $ECHO "Try \`$progname --help' for more information about other modes." +} + +# Now that we've collected a possible --mode arg, show help if necessary +if $opt_help; then + if test "$opt_help" = :; then + func_mode_help + else + { + func_help noexit + for opt_mode in compile link execute install finish uninstall clean; do + func_mode_help + done + } | sed -n '1p; 2,$s/^Usage:/ or: /p' + { + func_help noexit + for opt_mode in compile link execute install finish uninstall clean; do + echo + func_mode_help + done + } | + sed '1d + /^When reporting/,/^Report/{ + H + d + } + $x + /information about other modes/d + /more detailed .*MODE/d + s/^Usage:.*--mode=\([^ ]*\) .*/Description of \1 mode:/' + fi + exit $? +fi + + +# func_mode_execute arg... +func_mode_execute () +{ + $opt_debug + # The first argument is the command name. + cmd="$nonopt" + test -z "$cmd" && \ + func_fatal_help "you must specify a COMMAND" + + # Handle -dlopen flags immediately. + for file in $opt_dlopen; do + test -f "$file" \ + || func_fatal_help "\`$file' is not a file" + + dir= + case $file in + *.la) + func_resolve_sysroot "$file" + file=$func_resolve_sysroot_result + + # Check to see that this really is a libtool archive. + func_lalib_unsafe_p "$file" \ + || func_fatal_help "\`$lib' is not a valid libtool archive" + + # Read the libtool library. + dlname= + library_names= + func_source "$file" + + # Skip this library if it cannot be dlopened. + if test -z "$dlname"; then + # Warn if it was a shared library. + test -n "$library_names" && \ + func_warning "\`$file' was not linked with \`-export-dynamic'" + continue + fi + + func_dirname "$file" "" "." + dir="$func_dirname_result" + + if test -f "$dir/$objdir/$dlname"; then + func_append dir "/$objdir" + else + if test ! -f "$dir/$dlname"; then + func_fatal_error "cannot find \`$dlname' in \`$dir' or \`$dir/$objdir'" + fi + fi + ;; + + *.lo) + # Just add the directory containing the .lo file. + func_dirname "$file" "" "." + dir="$func_dirname_result" + ;; + + *) + func_warning "\`-dlopen' is ignored for non-libtool libraries and objects" + continue + ;; + esac + + # Get the absolute pathname. + absdir=`cd "$dir" && pwd` + test -n "$absdir" && dir="$absdir" + + # Now add the directory to shlibpath_var. + if eval "test -z \"\$$shlibpath_var\""; then + eval "$shlibpath_var=\"\$dir\"" + else + eval "$shlibpath_var=\"\$dir:\$$shlibpath_var\"" + fi + done + + # This variable tells wrapper scripts just to set shlibpath_var + # rather than running their programs. + libtool_execute_magic="$magic" + + # Check if any of the arguments is a wrapper script. + args= + for file + do + case $file in + -* | *.la | *.lo ) ;; + *) + # Do a test to see if this is really a libtool program. + if func_ltwrapper_script_p "$file"; then + func_source "$file" + # Transform arg to wrapped name. + file="$progdir/$program" + elif func_ltwrapper_executable_p "$file"; then + func_ltwrapper_scriptname "$file" + func_source "$func_ltwrapper_scriptname_result" + # Transform arg to wrapped name. + file="$progdir/$program" + fi + ;; + esac + # Quote arguments (to preserve shell metacharacters). + func_append_quoted args "$file" + done + + if test "X$opt_dry_run" = Xfalse; then + if test -n "$shlibpath_var"; then + # Export the shlibpath_var. + eval "export $shlibpath_var" + fi + + # Restore saved environment variables + for lt_var in LANG LANGUAGE LC_ALL LC_CTYPE LC_COLLATE LC_MESSAGES + do + eval "if test \"\${save_$lt_var+set}\" = set; then + $lt_var=\$save_$lt_var; export $lt_var + else + $lt_unset $lt_var + fi" + done + + # Now prepare to actually exec the command. + exec_cmd="\$cmd$args" + else + # Display what would be done. + if test -n "$shlibpath_var"; then + eval "\$ECHO \"\$shlibpath_var=\$$shlibpath_var\"" + echo "export $shlibpath_var" + fi + $ECHO "$cmd$args" + exit $EXIT_SUCCESS + fi +} + +test "$opt_mode" = execute && func_mode_execute ${1+"$@"} + + +# func_mode_finish arg... +func_mode_finish () +{ + $opt_debug + libs= + libdirs= + admincmds= + + for opt in "$nonopt" ${1+"$@"} + do + if test -d "$opt"; then + func_append libdirs " $opt" + + elif test -f "$opt"; then + if func_lalib_unsafe_p "$opt"; then + func_append libs " $opt" + else + func_warning "\`$opt' is not a valid libtool archive" + fi + + else + func_fatal_error "invalid argument \`$opt'" + fi + done + + if test -n "$libs"; then + if test -n "$lt_sysroot"; then + sysroot_regex=`$ECHO "$lt_sysroot" | $SED "$sed_make_literal_regex"` + sysroot_cmd="s/\([ ']\)$sysroot_regex/\1/g;" + else + sysroot_cmd= + fi + + # Remove sysroot references + if $opt_dry_run; then + for lib in $libs; do + echo "removing references to $lt_sysroot and \`=' prefixes from $lib" + done + else + tmpdir=`func_mktempdir` + for lib in $libs; do + sed -e "${sysroot_cmd} s/\([ ']-[LR]\)=/\1/g; s/\([ ']\)=/\1/g" $lib \ + > $tmpdir/tmp-la + mv -f $tmpdir/tmp-la $lib + done + ${RM}r "$tmpdir" + fi + fi + + if test -n "$finish_cmds$finish_eval" && test -n "$libdirs"; then + for libdir in $libdirs; do + if test -n "$finish_cmds"; then + # Do each command in the finish commands. + func_execute_cmds "$finish_cmds" 'admincmds="$admincmds +'"$cmd"'"' + fi + if test -n "$finish_eval"; then + # Do the single finish_eval. + eval cmds=\"$finish_eval\" + $opt_dry_run || eval "$cmds" || func_append admincmds " + $cmds" + fi + done + fi + + # Exit here if they wanted silent mode. + $opt_silent && exit $EXIT_SUCCESS + + if test -n "$finish_cmds$finish_eval" && test -n "$libdirs"; then + echo "----------------------------------------------------------------------" + echo "Libraries have been installed in:" + for libdir in $libdirs; do + $ECHO " $libdir" + done + echo + echo "If you ever happen to want to link against installed libraries" + echo "in a given directory, LIBDIR, you must either use libtool, and" + echo "specify the full pathname of the library, or use the \`-LLIBDIR'" + echo "flag during linking and do at least one of the following:" + if test -n "$shlibpath_var"; then + echo " - add LIBDIR to the \`$shlibpath_var' environment variable" + echo " during execution" + fi + if test -n "$runpath_var"; then + echo " - add LIBDIR to the \`$runpath_var' environment variable" + echo " during linking" + fi + if test -n "$hardcode_libdir_flag_spec"; then + libdir=LIBDIR + eval flag=\"$hardcode_libdir_flag_spec\" + + $ECHO " - use the \`$flag' linker flag" + fi + if test -n "$admincmds"; then + $ECHO " - have your system administrator run these commands:$admincmds" + fi + if test -f /etc/ld.so.conf; then + echo " - have your system administrator add LIBDIR to \`/etc/ld.so.conf'" + fi + echo + + echo "See any operating system documentation about shared libraries for" + case $host in + solaris2.[6789]|solaris2.1[0-9]) + echo "more information, such as the ld(1), crle(1) and ld.so(8) manual" + echo "pages." + ;; + *) + echo "more information, such as the ld(1) and ld.so(8) manual pages." + ;; + esac + echo "----------------------------------------------------------------------" + fi + exit $EXIT_SUCCESS +} + +test "$opt_mode" = finish && func_mode_finish ${1+"$@"} + + +# func_mode_install arg... +func_mode_install () +{ + $opt_debug + # There may be an optional sh(1) argument at the beginning of + # install_prog (especially on Windows NT). + if test "$nonopt" = "$SHELL" || test "$nonopt" = /bin/sh || + # Allow the use of GNU shtool's install command. + case $nonopt in *shtool*) :;; *) false;; esac; then + # Aesthetically quote it. + func_quote_for_eval "$nonopt" + install_prog="$func_quote_for_eval_result " + arg=$1 + shift + else + install_prog= + arg=$nonopt + fi + + # The real first argument should be the name of the installation program. + # Aesthetically quote it. + func_quote_for_eval "$arg" + func_append install_prog "$func_quote_for_eval_result" + install_shared_prog=$install_prog + case " $install_prog " in + *[\\\ /]cp\ *) install_cp=: ;; + *) install_cp=false ;; + esac + + # We need to accept at least all the BSD install flags. + dest= + files= + opts= + prev= + install_type= + isdir=no + stripme= + no_mode=: + for arg + do + arg2= + if test -n "$dest"; then + func_append files " $dest" + dest=$arg + continue + fi + + case $arg in + -d) isdir=yes ;; + -f) + if $install_cp; then :; else + prev=$arg + fi + ;; + -g | -m | -o) + prev=$arg + ;; + -s) + stripme=" -s" + continue + ;; + -*) + ;; + *) + # If the previous option needed an argument, then skip it. + if test -n "$prev"; then + if test "x$prev" = x-m && test -n "$install_override_mode"; then + arg2=$install_override_mode + no_mode=false + fi + prev= + else + dest=$arg + continue + fi + ;; + esac + + # Aesthetically quote the argument. + func_quote_for_eval "$arg" + func_append install_prog " $func_quote_for_eval_result" + if test -n "$arg2"; then + func_quote_for_eval "$arg2" + fi + func_append install_shared_prog " $func_quote_for_eval_result" + done + + test -z "$install_prog" && \ + func_fatal_help "you must specify an install program" + + test -n "$prev" && \ + func_fatal_help "the \`$prev' option requires an argument" + + if test -n "$install_override_mode" && $no_mode; then + if $install_cp; then :; else + func_quote_for_eval "$install_override_mode" + func_append install_shared_prog " -m $func_quote_for_eval_result" + fi + fi + + if test -z "$files"; then + if test -z "$dest"; then + func_fatal_help "no file or destination specified" + else + func_fatal_help "you must specify a destination" + fi + fi + + # Strip any trailing slash from the destination. + func_stripname '' '/' "$dest" + dest=$func_stripname_result + + # Check to see that the destination is a directory. + test -d "$dest" && isdir=yes + if test "$isdir" = yes; then + destdir="$dest" + destname= + else + func_dirname_and_basename "$dest" "" "." + destdir="$func_dirname_result" + destname="$func_basename_result" + + # Not a directory, so check to see that there is only one file specified. + set dummy $files; shift + test "$#" -gt 1 && \ + func_fatal_help "\`$dest' is not a directory" + fi + case $destdir in + [\\/]* | [A-Za-z]:[\\/]*) ;; + *) + for file in $files; do + case $file in + *.lo) ;; + *) + func_fatal_help "\`$destdir' must be an absolute directory name" + ;; + esac + done + ;; + esac + + # This variable tells wrapper scripts just to set variables rather + # than running their programs. + libtool_install_magic="$magic" + + staticlibs= + future_libdirs= + current_libdirs= + for file in $files; do + + # Do each installation. + case $file in + *.$libext) + # Do the static libraries later. + func_append staticlibs " $file" + ;; + + *.la) + func_resolve_sysroot "$file" + file=$func_resolve_sysroot_result + + # Check to see that this really is a libtool archive. + func_lalib_unsafe_p "$file" \ + || func_fatal_help "\`$file' is not a valid libtool archive" + + library_names= + old_library= + relink_command= + func_source "$file" + + # Add the libdir to current_libdirs if it is the destination. + if test "X$destdir" = "X$libdir"; then + case "$current_libdirs " in + *" $libdir "*) ;; + *) func_append current_libdirs " $libdir" ;; + esac + else + # Note the libdir as a future libdir. + case "$future_libdirs " in + *" $libdir "*) ;; + *) func_append future_libdirs " $libdir" ;; + esac + fi + + func_dirname "$file" "/" "" + dir="$func_dirname_result" + func_append dir "$objdir" + + if test -n "$relink_command"; then + # Determine the prefix the user has applied to our future dir. + inst_prefix_dir=`$ECHO "$destdir" | $SED -e "s%$libdir\$%%"` + + # Don't allow the user to place us outside of our expected + # location b/c this prevents finding dependent libraries that + # are installed to the same prefix. + # At present, this check doesn't affect windows .dll's that + # are installed into $libdir/../bin (currently, that works fine) + # but it's something to keep an eye on. + test "$inst_prefix_dir" = "$destdir" && \ + func_fatal_error "error: cannot install \`$file' to a directory not ending in $libdir" + + if test -n "$inst_prefix_dir"; then + # Stick the inst_prefix_dir data into the link command. + relink_command=`$ECHO "$relink_command" | $SED "s%@inst_prefix_dir@%-inst-prefix-dir $inst_prefix_dir%"` + else + relink_command=`$ECHO "$relink_command" | $SED "s%@inst_prefix_dir@%%"` + fi + + func_warning "relinking \`$file'" + func_show_eval "$relink_command" \ + 'func_fatal_error "error: relink \`$file'\'' with the above command before installing it"' + fi + + # See the names of the shared library. + set dummy $library_names; shift + if test -n "$1"; then + realname="$1" + shift + + srcname="$realname" + test -n "$relink_command" && srcname="$realname"T + + # Install the shared library and build the symlinks. + func_show_eval "$install_shared_prog $dir/$srcname $destdir/$realname" \ + 'exit $?' + tstripme="$stripme" + case $host_os in + cygwin* | mingw* | pw32* | cegcc*) + case $realname in + *.dll.a) + tstripme="" + ;; + esac + ;; + esac + if test -n "$tstripme" && test -n "$striplib"; then + func_show_eval "$striplib $destdir/$realname" 'exit $?' + fi + + if test "$#" -gt 0; then + # Delete the old symlinks, and create new ones. + # Try `ln -sf' first, because the `ln' binary might depend on + # the symlink we replace! Solaris /bin/ln does not understand -f, + # so we also need to try rm && ln -s. + for linkname + do + test "$linkname" != "$realname" \ + && func_show_eval "(cd $destdir && { $LN_S -f $realname $linkname || { $RM $linkname && $LN_S $realname $linkname; }; })" + done + fi + + # Do each command in the postinstall commands. + lib="$destdir/$realname" + func_execute_cmds "$postinstall_cmds" 'exit $?' + fi + + # Install the pseudo-library for information purposes. + func_basename "$file" + name="$func_basename_result" + instname="$dir/$name"i + func_show_eval "$install_prog $instname $destdir/$name" 'exit $?' + + # Maybe install the static library, too. + test -n "$old_library" && func_append staticlibs " $dir/$old_library" + ;; + + *.lo) + # Install (i.e. copy) a libtool object. + + # Figure out destination file name, if it wasn't already specified. + if test -n "$destname"; then + destfile="$destdir/$destname" + else + func_basename "$file" + destfile="$func_basename_result" + destfile="$destdir/$destfile" + fi + + # Deduce the name of the destination old-style object file. + case $destfile in + *.lo) + func_lo2o "$destfile" + staticdest=$func_lo2o_result + ;; + *.$objext) + staticdest="$destfile" + destfile= + ;; + *) + func_fatal_help "cannot copy a libtool object to \`$destfile'" + ;; + esac + + # Install the libtool object if requested. + test -n "$destfile" && \ + func_show_eval "$install_prog $file $destfile" 'exit $?' + + # Install the old object if enabled. + if test "$build_old_libs" = yes; then + # Deduce the name of the old-style object file. + func_lo2o "$file" + staticobj=$func_lo2o_result + func_show_eval "$install_prog \$staticobj \$staticdest" 'exit $?' + fi + exit $EXIT_SUCCESS + ;; + + *) + # Figure out destination file name, if it wasn't already specified. + if test -n "$destname"; then + destfile="$destdir/$destname" + else + func_basename "$file" + destfile="$func_basename_result" + destfile="$destdir/$destfile" + fi + + # If the file is missing, and there is a .exe on the end, strip it + # because it is most likely a libtool script we actually want to + # install + stripped_ext="" + case $file in + *.exe) + if test ! -f "$file"; then + func_stripname '' '.exe' "$file" + file=$func_stripname_result + stripped_ext=".exe" + fi + ;; + esac + + # Do a test to see if this is really a libtool program. + case $host in + *cygwin* | *mingw*) + if func_ltwrapper_executable_p "$file"; then + func_ltwrapper_scriptname "$file" + wrapper=$func_ltwrapper_scriptname_result + else + func_stripname '' '.exe' "$file" + wrapper=$func_stripname_result + fi + ;; + *) + wrapper=$file + ;; + esac + if func_ltwrapper_script_p "$wrapper"; then + notinst_deplibs= + relink_command= + + func_source "$wrapper" + + # Check the variables that should have been set. + test -z "$generated_by_libtool_version" && \ + func_fatal_error "invalid libtool wrapper script \`$wrapper'" + + finalize=yes + for lib in $notinst_deplibs; do + # Check to see that each library is installed. + libdir= + if test -f "$lib"; then + func_source "$lib" + fi + libfile="$libdir/"`$ECHO "$lib" | $SED 's%^.*/%%g'` ### testsuite: skip nested quoting test + if test -n "$libdir" && test ! -f "$libfile"; then + func_warning "\`$lib' has not been installed in \`$libdir'" + finalize=no + fi + done + + relink_command= + func_source "$wrapper" + + outputname= + if test "$fast_install" = no && test -n "$relink_command"; then + $opt_dry_run || { + if test "$finalize" = yes; then + tmpdir=`func_mktempdir` + func_basename "$file$stripped_ext" + file="$func_basename_result" + outputname="$tmpdir/$file" + # Replace the output file specification. + relink_command=`$ECHO "$relink_command" | $SED 's%@OUTPUT@%'"$outputname"'%g'` + + $opt_silent || { + func_quote_for_expand "$relink_command" + eval "func_echo $func_quote_for_expand_result" + } + if eval "$relink_command"; then : + else + func_error "error: relink \`$file' with the above command before installing it" + $opt_dry_run || ${RM}r "$tmpdir" + continue + fi + file="$outputname" + else + func_warning "cannot relink \`$file'" + fi + } + else + # Install the binary that we compiled earlier. + file=`$ECHO "$file$stripped_ext" | $SED "s%\([^/]*\)$%$objdir/\1%"` + fi + fi + + # remove .exe since cygwin /usr/bin/install will append another + # one anyway + case $install_prog,$host in + */usr/bin/install*,*cygwin*) + case $file:$destfile in + *.exe:*.exe) + # this is ok + ;; + *.exe:*) + destfile=$destfile.exe + ;; + *:*.exe) + func_stripname '' '.exe' "$destfile" + destfile=$func_stripname_result + ;; + esac + ;; + esac + func_show_eval "$install_prog\$stripme \$file \$destfile" 'exit $?' + $opt_dry_run || if test -n "$outputname"; then + ${RM}r "$tmpdir" + fi + ;; + esac + done + + for file in $staticlibs; do + func_basename "$file" + name="$func_basename_result" + + # Set up the ranlib parameters. + oldlib="$destdir/$name" + func_to_tool_file "$oldlib" func_convert_file_msys_to_w32 + tool_oldlib=$func_to_tool_file_result + + func_show_eval "$install_prog \$file \$oldlib" 'exit $?' + + if test -n "$stripme" && test -n "$old_striplib"; then + func_show_eval "$old_striplib $tool_oldlib" 'exit $?' + fi + + # Do each command in the postinstall commands. + func_execute_cmds "$old_postinstall_cmds" 'exit $?' + done + + test -n "$future_libdirs" && \ + func_warning "remember to run \`$progname --finish$future_libdirs'" + + if test -n "$current_libdirs"; then + # Maybe just do a dry run. + $opt_dry_run && current_libdirs=" -n$current_libdirs" + exec_cmd='$SHELL $progpath $preserve_args --finish$current_libdirs' + else + exit $EXIT_SUCCESS + fi +} + +test "$opt_mode" = install && func_mode_install ${1+"$@"} + + +# func_generate_dlsyms outputname originator pic_p +# Extract symbols from dlprefiles and create ${outputname}S.o with +# a dlpreopen symbol table. +func_generate_dlsyms () +{ + $opt_debug + my_outputname="$1" + my_originator="$2" + my_pic_p="${3-no}" + my_prefix=`$ECHO "$my_originator" | sed 's%[^a-zA-Z0-9]%_%g'` + my_dlsyms= + + if test -n "$dlfiles$dlprefiles" || test "$dlself" != no; then + if test -n "$NM" && test -n "$global_symbol_pipe"; then + my_dlsyms="${my_outputname}S.c" + else + func_error "not configured to extract global symbols from dlpreopened files" + fi + fi + + if test -n "$my_dlsyms"; then + case $my_dlsyms in + "") ;; + *.c) + # Discover the nlist of each of the dlfiles. + nlist="$output_objdir/${my_outputname}.nm" + + func_show_eval "$RM $nlist ${nlist}S ${nlist}T" + + # Parse the name list into a source file. + func_verbose "creating $output_objdir/$my_dlsyms" + + $opt_dry_run || $ECHO > "$output_objdir/$my_dlsyms" "\ +/* $my_dlsyms - symbol resolution table for \`$my_outputname' dlsym emulation. */ +/* Generated by $PROGRAM (GNU $PACKAGE$TIMESTAMP) $VERSION */ + +#ifdef __cplusplus +extern \"C\" { +#endif + +#if defined(__GNUC__) && (((__GNUC__ == 4) && (__GNUC_MINOR__ >= 4)) || (__GNUC__ > 4)) +#pragma GCC diagnostic ignored \"-Wstrict-prototypes\" +#endif + +/* Keep this code in sync between libtool.m4, ltmain, lt_system.h, and tests. */ +#if defined(_WIN32) || defined(__CYGWIN__) || defined(_WIN32_WCE) +/* DATA imports from DLLs on WIN32 con't be const, because runtime + relocations are performed -- see ld's documentation on pseudo-relocs. */ +# define LT_DLSYM_CONST +#elif defined(__osf__) +/* This system does not cope well with relocations in const data. */ +# define LT_DLSYM_CONST +#else +# define LT_DLSYM_CONST const +#endif + +/* External symbol declarations for the compiler. */\ +" + + if test "$dlself" = yes; then + func_verbose "generating symbol list for \`$output'" + + $opt_dry_run || echo ': @PROGRAM@ ' > "$nlist" + + # Add our own program objects to the symbol list. + progfiles=`$ECHO "$objs$old_deplibs" | $SP2NL | $SED "$lo2o" | $NL2SP` + for progfile in $progfiles; do + func_to_tool_file "$progfile" func_convert_file_msys_to_w32 + func_verbose "extracting global C symbols from \`$func_to_tool_file_result'" + $opt_dry_run || eval "$NM $func_to_tool_file_result | $global_symbol_pipe >> '$nlist'" + done + + if test -n "$exclude_expsyms"; then + $opt_dry_run || { + eval '$EGREP -v " ($exclude_expsyms)$" "$nlist" > "$nlist"T' + eval '$MV "$nlist"T "$nlist"' + } + fi + + if test -n "$export_symbols_regex"; then + $opt_dry_run || { + eval '$EGREP -e "$export_symbols_regex" "$nlist" > "$nlist"T' + eval '$MV "$nlist"T "$nlist"' + } + fi + + # Prepare the list of exported symbols + if test -z "$export_symbols"; then + export_symbols="$output_objdir/$outputname.exp" + $opt_dry_run || { + $RM $export_symbols + eval "${SED} -n -e '/^: @PROGRAM@ $/d' -e 's/^.* \(.*\)$/\1/p' "'< "$nlist" > "$export_symbols"' + case $host in + *cygwin* | *mingw* | *cegcc* ) + eval "echo EXPORTS "'> "$output_objdir/$outputname.def"' + eval 'cat "$export_symbols" >> "$output_objdir/$outputname.def"' + ;; + esac + } + else + $opt_dry_run || { + eval "${SED} -e 's/\([].[*^$]\)/\\\\\1/g' -e 's/^/ /' -e 's/$/$/'"' < "$export_symbols" > "$output_objdir/$outputname.exp"' + eval '$GREP -f "$output_objdir/$outputname.exp" < "$nlist" > "$nlist"T' + eval '$MV "$nlist"T "$nlist"' + case $host in + *cygwin* | *mingw* | *cegcc* ) + eval "echo EXPORTS "'> "$output_objdir/$outputname.def"' + eval 'cat "$nlist" >> "$output_objdir/$outputname.def"' + ;; + esac + } + fi + fi + + for dlprefile in $dlprefiles; do + func_verbose "extracting global C symbols from \`$dlprefile'" + func_basename "$dlprefile" + name="$func_basename_result" + case $host in + *cygwin* | *mingw* | *cegcc* ) + # if an import library, we need to obtain dlname + if func_win32_import_lib_p "$dlprefile"; then + func_tr_sh "$dlprefile" + eval "curr_lafile=\$libfile_$func_tr_sh_result" + dlprefile_dlbasename="" + if test -n "$curr_lafile" && func_lalib_p "$curr_lafile"; then + # Use subshell, to avoid clobbering current variable values + dlprefile_dlname=`source "$curr_lafile" && echo "$dlname"` + if test -n "$dlprefile_dlname" ; then + func_basename "$dlprefile_dlname" + dlprefile_dlbasename="$func_basename_result" + else + # no lafile. user explicitly requested -dlpreopen . + $sharedlib_from_linklib_cmd "$dlprefile" + dlprefile_dlbasename=$sharedlib_from_linklib_result + fi + fi + $opt_dry_run || { + if test -n "$dlprefile_dlbasename" ; then + eval '$ECHO ": $dlprefile_dlbasename" >> "$nlist"' + else + func_warning "Could not compute DLL name from $name" + eval '$ECHO ": $name " >> "$nlist"' + fi + func_to_tool_file "$dlprefile" func_convert_file_msys_to_w32 + eval "$NM \"$func_to_tool_file_result\" 2>/dev/null | $global_symbol_pipe | + $SED -e '/I __imp/d' -e 's/I __nm_/D /;s/_nm__//' >> '$nlist'" + } + else # not an import lib + $opt_dry_run || { + eval '$ECHO ": $name " >> "$nlist"' + func_to_tool_file "$dlprefile" func_convert_file_msys_to_w32 + eval "$NM \"$func_to_tool_file_result\" 2>/dev/null | $global_symbol_pipe >> '$nlist'" + } + fi + ;; + *) + $opt_dry_run || { + eval '$ECHO ": $name " >> "$nlist"' + func_to_tool_file "$dlprefile" func_convert_file_msys_to_w32 + eval "$NM \"$func_to_tool_file_result\" 2>/dev/null | $global_symbol_pipe >> '$nlist'" + } + ;; + esac + done + + $opt_dry_run || { + # Make sure we have at least an empty file. + test -f "$nlist" || : > "$nlist" + + if test -n "$exclude_expsyms"; then + $EGREP -v " ($exclude_expsyms)$" "$nlist" > "$nlist"T + $MV "$nlist"T "$nlist" + fi + + # Try sorting and uniquifying the output. + if $GREP -v "^: " < "$nlist" | + if sort -k 3 /dev/null 2>&1; then + sort -k 3 + else + sort +2 + fi | + uniq > "$nlist"S; then + : + else + $GREP -v "^: " < "$nlist" > "$nlist"S + fi + + if test -f "$nlist"S; then + eval "$global_symbol_to_cdecl"' < "$nlist"S >> "$output_objdir/$my_dlsyms"' + else + echo '/* NONE */' >> "$output_objdir/$my_dlsyms" + fi + + echo >> "$output_objdir/$my_dlsyms" "\ + +/* The mapping between symbol names and symbols. */ +typedef struct { + const char *name; + void *address; +} lt_dlsymlist; +extern LT_DLSYM_CONST lt_dlsymlist +lt_${my_prefix}_LTX_preloaded_symbols[]; +LT_DLSYM_CONST lt_dlsymlist +lt_${my_prefix}_LTX_preloaded_symbols[] = +{\ + { \"$my_originator\", (void *) 0 }," + + case $need_lib_prefix in + no) + eval "$global_symbol_to_c_name_address" < "$nlist" >> "$output_objdir/$my_dlsyms" + ;; + *) + eval "$global_symbol_to_c_name_address_lib_prefix" < "$nlist" >> "$output_objdir/$my_dlsyms" + ;; + esac + echo >> "$output_objdir/$my_dlsyms" "\ + {0, (void *) 0} +}; + +/* This works around a problem in FreeBSD linker */ +#ifdef FREEBSD_WORKAROUND +static const void *lt_preloaded_setup() { + return lt_${my_prefix}_LTX_preloaded_symbols; +} +#endif + +#ifdef __cplusplus +} +#endif\ +" + } # !$opt_dry_run + + pic_flag_for_symtable= + case "$compile_command " in + *" -static "*) ;; + *) + case $host in + # compiling the symbol table file with pic_flag works around + # a FreeBSD bug that causes programs to crash when -lm is + # linked before any other PIC object. But we must not use + # pic_flag when linking with -static. The problem exists in + # FreeBSD 2.2.6 and is fixed in FreeBSD 3.1. + *-*-freebsd2.*|*-*-freebsd3.0*|*-*-freebsdelf3.0*) + pic_flag_for_symtable=" $pic_flag -DFREEBSD_WORKAROUND" ;; + *-*-hpux*) + pic_flag_for_symtable=" $pic_flag" ;; + *) + if test "X$my_pic_p" != Xno; then + pic_flag_for_symtable=" $pic_flag" + fi + ;; + esac + ;; + esac + symtab_cflags= + for arg in $LTCFLAGS; do + case $arg in + -pie | -fpie | -fPIE) ;; + *) func_append symtab_cflags " $arg" ;; + esac + done + + # Now compile the dynamic symbol file. + func_show_eval '(cd $output_objdir && $LTCC$symtab_cflags -c$no_builtin_flag$pic_flag_for_symtable "$my_dlsyms")' 'exit $?' + + # Clean up the generated files. + func_show_eval '$RM "$output_objdir/$my_dlsyms" "$nlist" "${nlist}S" "${nlist}T"' + + # Transform the symbol file into the correct name. + symfileobj="$output_objdir/${my_outputname}S.$objext" + case $host in + *cygwin* | *mingw* | *cegcc* ) + if test -f "$output_objdir/$my_outputname.def"; then + compile_command=`$ECHO "$compile_command" | $SED "s%@SYMFILE@%$output_objdir/$my_outputname.def $symfileobj%"` + finalize_command=`$ECHO "$finalize_command" | $SED "s%@SYMFILE@%$output_objdir/$my_outputname.def $symfileobj%"` + else + compile_command=`$ECHO "$compile_command" | $SED "s%@SYMFILE@%$symfileobj%"` + finalize_command=`$ECHO "$finalize_command" | $SED "s%@SYMFILE@%$symfileobj%"` + fi + ;; + *) + compile_command=`$ECHO "$compile_command" | $SED "s%@SYMFILE@%$symfileobj%"` + finalize_command=`$ECHO "$finalize_command" | $SED "s%@SYMFILE@%$symfileobj%"` + ;; + esac + ;; + *) + func_fatal_error "unknown suffix for \`$my_dlsyms'" + ;; + esac + else + # We keep going just in case the user didn't refer to + # lt_preloaded_symbols. The linker will fail if global_symbol_pipe + # really was required. + + # Nullify the symbol file. + compile_command=`$ECHO "$compile_command" | $SED "s% @SYMFILE@%%"` + finalize_command=`$ECHO "$finalize_command" | $SED "s% @SYMFILE@%%"` + fi +} + +# func_win32_libid arg +# return the library type of file 'arg' +# +# Need a lot of goo to handle *both* DLLs and import libs +# Has to be a shell function in order to 'eat' the argument +# that is supplied when $file_magic_command is called. +# Despite the name, also deal with 64 bit binaries. +func_win32_libid () +{ + $opt_debug + win32_libid_type="unknown" + win32_fileres=`file -L $1 2>/dev/null` + case $win32_fileres in + *ar\ archive\ import\ library*) # definitely import + win32_libid_type="x86 archive import" + ;; + *ar\ archive*) # could be an import, or static + # Keep the egrep pattern in sync with the one in _LT_CHECK_MAGIC_METHOD. + if eval $OBJDUMP -f $1 | $SED -e '10q' 2>/dev/null | + $EGREP 'file format (pei*-i386(.*architecture: i386)?|pe-arm-wince|pe-x86-64)' >/dev/null; then + func_to_tool_file "$1" func_convert_file_msys_to_w32 + win32_nmres=`eval $NM -f posix -A \"$func_to_tool_file_result\" | + $SED -n -e ' + 1,100{ + / I /{ + s,.*,import, + p + q + } + }'` + case $win32_nmres in + import*) win32_libid_type="x86 archive import";; + *) win32_libid_type="x86 archive static";; + esac + fi + ;; + *DLL*) + win32_libid_type="x86 DLL" + ;; + *executable*) # but shell scripts are "executable" too... + case $win32_fileres in + *MS\ Windows\ PE\ Intel*) + win32_libid_type="x86 DLL" + ;; + esac + ;; + esac + $ECHO "$win32_libid_type" +} + +# func_cygming_dll_for_implib ARG +# +# Platform-specific function to extract the +# name of the DLL associated with the specified +# import library ARG. +# Invoked by eval'ing the libtool variable +# $sharedlib_from_linklib_cmd +# Result is available in the variable +# $sharedlib_from_linklib_result +func_cygming_dll_for_implib () +{ + $opt_debug + sharedlib_from_linklib_result=`$DLLTOOL --identify-strict --identify "$1"` +} + +# func_cygming_dll_for_implib_fallback_core SECTION_NAME LIBNAMEs +# +# The is the core of a fallback implementation of a +# platform-specific function to extract the name of the +# DLL associated with the specified import library LIBNAME. +# +# SECTION_NAME is either .idata$6 or .idata$7, depending +# on the platform and compiler that created the implib. +# +# Echos the name of the DLL associated with the +# specified import library. +func_cygming_dll_for_implib_fallback_core () +{ + $opt_debug + match_literal=`$ECHO "$1" | $SED "$sed_make_literal_regex"` + $OBJDUMP -s --section "$1" "$2" 2>/dev/null | + $SED '/^Contents of section '"$match_literal"':/{ + # Place marker at beginning of archive member dllname section + s/.*/====MARK====/ + p + d + } + # These lines can sometimes be longer than 43 characters, but + # are always uninteresting + /:[ ]*file format pe[i]\{,1\}-/d + /^In archive [^:]*:/d + # Ensure marker is printed + /^====MARK====/p + # Remove all lines with less than 43 characters + /^.\{43\}/!d + # From remaining lines, remove first 43 characters + s/^.\{43\}//' | + $SED -n ' + # Join marker and all lines until next marker into a single line + /^====MARK====/ b para + H + $ b para + b + :para + x + s/\n//g + # Remove the marker + s/^====MARK====// + # Remove trailing dots and whitespace + s/[\. \t]*$// + # Print + /./p' | + # we now have a list, one entry per line, of the stringified + # contents of the appropriate section of all members of the + # archive which possess that section. Heuristic: eliminate + # all those which have a first or second character that is + # a '.' (that is, objdump's representation of an unprintable + # character.) This should work for all archives with less than + # 0x302f exports -- but will fail for DLLs whose name actually + # begins with a literal '.' or a single character followed by + # a '.'. + # + # Of those that remain, print the first one. + $SED -e '/^\./d;/^.\./d;q' +} + +# func_cygming_gnu_implib_p ARG +# This predicate returns with zero status (TRUE) if +# ARG is a GNU/binutils-style import library. Returns +# with nonzero status (FALSE) otherwise. +func_cygming_gnu_implib_p () +{ + $opt_debug + func_to_tool_file "$1" func_convert_file_msys_to_w32 + func_cygming_gnu_implib_tmp=`$NM "$func_to_tool_file_result" | eval "$global_symbol_pipe" | $EGREP ' (_head_[A-Za-z0-9_]+_[ad]l*|[A-Za-z0-9_]+_[ad]l*_iname)$'` + test -n "$func_cygming_gnu_implib_tmp" +} + +# func_cygming_ms_implib_p ARG +# This predicate returns with zero status (TRUE) if +# ARG is an MS-style import library. Returns +# with nonzero status (FALSE) otherwise. +func_cygming_ms_implib_p () +{ + $opt_debug + func_to_tool_file "$1" func_convert_file_msys_to_w32 + func_cygming_ms_implib_tmp=`$NM "$func_to_tool_file_result" | eval "$global_symbol_pipe" | $GREP '_NULL_IMPORT_DESCRIPTOR'` + test -n "$func_cygming_ms_implib_tmp" +} + +# func_cygming_dll_for_implib_fallback ARG +# Platform-specific function to extract the +# name of the DLL associated with the specified +# import library ARG. +# +# This fallback implementation is for use when $DLLTOOL +# does not support the --identify-strict option. +# Invoked by eval'ing the libtool variable +# $sharedlib_from_linklib_cmd +# Result is available in the variable +# $sharedlib_from_linklib_result +func_cygming_dll_for_implib_fallback () +{ + $opt_debug + if func_cygming_gnu_implib_p "$1" ; then + # binutils import library + sharedlib_from_linklib_result=`func_cygming_dll_for_implib_fallback_core '.idata$7' "$1"` + elif func_cygming_ms_implib_p "$1" ; then + # ms-generated import library + sharedlib_from_linklib_result=`func_cygming_dll_for_implib_fallback_core '.idata$6' "$1"` + else + # unknown + sharedlib_from_linklib_result="" + fi +} + + +# func_extract_an_archive dir oldlib +func_extract_an_archive () +{ + $opt_debug + f_ex_an_ar_dir="$1"; shift + f_ex_an_ar_oldlib="$1" + if test "$lock_old_archive_extraction" = yes; then + lockfile=$f_ex_an_ar_oldlib.lock + until $opt_dry_run || ln "$progpath" "$lockfile" 2>/dev/null; do + func_echo "Waiting for $lockfile to be removed" + sleep 2 + done + fi + func_show_eval "(cd \$f_ex_an_ar_dir && $AR x \"\$f_ex_an_ar_oldlib\")" \ + 'stat=$?; rm -f "$lockfile"; exit $stat' + if test "$lock_old_archive_extraction" = yes; then + $opt_dry_run || rm -f "$lockfile" + fi + if ($AR t "$f_ex_an_ar_oldlib" | sort | sort -uc >/dev/null 2>&1); then + : + else + func_fatal_error "object name conflicts in archive: $f_ex_an_ar_dir/$f_ex_an_ar_oldlib" + fi +} + + +# func_extract_archives gentop oldlib ... +func_extract_archives () +{ + $opt_debug + my_gentop="$1"; shift + my_oldlibs=${1+"$@"} + my_oldobjs="" + my_xlib="" + my_xabs="" + my_xdir="" + + for my_xlib in $my_oldlibs; do + # Extract the objects. + case $my_xlib in + [\\/]* | [A-Za-z]:[\\/]*) my_xabs="$my_xlib" ;; + *) my_xabs=`pwd`"/$my_xlib" ;; + esac + func_basename "$my_xlib" + my_xlib="$func_basename_result" + my_xlib_u=$my_xlib + while :; do + case " $extracted_archives " in + *" $my_xlib_u "*) + func_arith $extracted_serial + 1 + extracted_serial=$func_arith_result + my_xlib_u=lt$extracted_serial-$my_xlib ;; + *) break ;; + esac + done + extracted_archives="$extracted_archives $my_xlib_u" + my_xdir="$my_gentop/$my_xlib_u" + + func_mkdir_p "$my_xdir" + + case $host in + *-darwin*) + func_verbose "Extracting $my_xabs" + # Do not bother doing anything if just a dry run + $opt_dry_run || { + darwin_orig_dir=`pwd` + cd $my_xdir || exit $? + darwin_archive=$my_xabs + darwin_curdir=`pwd` + darwin_base_archive=`basename "$darwin_archive"` + darwin_arches=`$LIPO -info "$darwin_archive" 2>/dev/null | $GREP Architectures 2>/dev/null || true` + if test -n "$darwin_arches"; then + darwin_arches=`$ECHO "$darwin_arches" | $SED -e 's/.*are://'` + darwin_arch= + func_verbose "$darwin_base_archive has multiple architectures $darwin_arches" + for darwin_arch in $darwin_arches ; do + func_mkdir_p "unfat-$$/${darwin_base_archive}-${darwin_arch}" + $LIPO -thin $darwin_arch -output "unfat-$$/${darwin_base_archive}-${darwin_arch}/${darwin_base_archive}" "${darwin_archive}" + cd "unfat-$$/${darwin_base_archive}-${darwin_arch}" + func_extract_an_archive "`pwd`" "${darwin_base_archive}" + cd "$darwin_curdir" + $RM "unfat-$$/${darwin_base_archive}-${darwin_arch}/${darwin_base_archive}" + done # $darwin_arches + ## Okay now we've a bunch of thin objects, gotta fatten them up :) + darwin_filelist=`find unfat-$$ -type f -name \*.o -print -o -name \*.lo -print | $SED -e "$basename" | sort -u` + darwin_file= + darwin_files= + for darwin_file in $darwin_filelist; do + darwin_files=`find unfat-$$ -name $darwin_file -print | sort | $NL2SP` + $LIPO -create -output "$darwin_file" $darwin_files + done # $darwin_filelist + $RM -rf unfat-$$ + cd "$darwin_orig_dir" + else + cd $darwin_orig_dir + func_extract_an_archive "$my_xdir" "$my_xabs" + fi # $darwin_arches + } # !$opt_dry_run + ;; + *) + func_extract_an_archive "$my_xdir" "$my_xabs" + ;; + esac + my_oldobjs="$my_oldobjs "`find $my_xdir -name \*.$objext -print -o -name \*.lo -print | sort | $NL2SP` + done + + func_extract_archives_result="$my_oldobjs" +} + + +# func_emit_wrapper [arg=no] +# +# Emit a libtool wrapper script on stdout. +# Don't directly open a file because we may want to +# incorporate the script contents within a cygwin/mingw +# wrapper executable. Must ONLY be called from within +# func_mode_link because it depends on a number of variables +# set therein. +# +# ARG is the value that the WRAPPER_SCRIPT_BELONGS_IN_OBJDIR +# variable will take. If 'yes', then the emitted script +# will assume that the directory in which it is stored is +# the $objdir directory. This is a cygwin/mingw-specific +# behavior. +func_emit_wrapper () +{ + func_emit_wrapper_arg1=${1-no} + + $ECHO "\ +#! $SHELL + +# $output - temporary wrapper script for $objdir/$outputname +# Generated by $PROGRAM (GNU $PACKAGE$TIMESTAMP) $VERSION +# +# The $output program cannot be directly executed until all the libtool +# libraries that it depends on are installed. +# +# This wrapper script should never be moved out of the build directory. +# If it is, it will not operate correctly. + +# Sed substitution that helps us do robust quoting. It backslashifies +# metacharacters that are still active within double-quoted strings. +sed_quote_subst='$sed_quote_subst' + +# Be Bourne compatible +if test -n \"\${ZSH_VERSION+set}\" && (emulate sh) >/dev/null 2>&1; then + emulate sh + NULLCMD=: + # Zsh 3.x and 4.x performs word splitting on \${1+\"\$@\"}, which + # is contrary to our usage. Disable this feature. + alias -g '\${1+\"\$@\"}'='\"\$@\"' + setopt NO_GLOB_SUBST +else + case \`(set -o) 2>/dev/null\` in *posix*) set -o posix;; esac +fi +BIN_SH=xpg4; export BIN_SH # for Tru64 +DUALCASE=1; export DUALCASE # for MKS sh + +# The HP-UX ksh and POSIX shell print the target directory to stdout +# if CDPATH is set. +(unset CDPATH) >/dev/null 2>&1 && unset CDPATH + +relink_command=\"$relink_command\" + +# This environment variable determines our operation mode. +if test \"\$libtool_install_magic\" = \"$magic\"; then + # install mode needs the following variables: + generated_by_libtool_version='$macro_version' + notinst_deplibs='$notinst_deplibs' +else + # When we are sourced in execute mode, \$file and \$ECHO are already set. + if test \"\$libtool_execute_magic\" != \"$magic\"; then + file=\"\$0\"" + + qECHO=`$ECHO "$ECHO" | $SED "$sed_quote_subst"` + $ECHO "\ + +# A function that is used when there is no print builtin or printf. +func_fallback_echo () +{ + eval 'cat <<_LTECHO_EOF +\$1 +_LTECHO_EOF' +} + ECHO=\"$qECHO\" + fi + +# Very basic option parsing. These options are (a) specific to +# the libtool wrapper, (b) are identical between the wrapper +# /script/ and the wrapper /executable/ which is used only on +# windows platforms, and (c) all begin with the string "--lt-" +# (application programs are unlikely to have options which match +# this pattern). +# +# There are only two supported options: --lt-debug and +# --lt-dump-script. There is, deliberately, no --lt-help. +# +# The first argument to this parsing function should be the +# script's $0 value, followed by "$@". +lt_option_debug= +func_parse_lt_options () +{ + lt_script_arg0=\$0 + shift + for lt_opt + do + case \"\$lt_opt\" in + --lt-debug) lt_option_debug=1 ;; + --lt-dump-script) + lt_dump_D=\`\$ECHO \"X\$lt_script_arg0\" | $SED -e 's/^X//' -e 's%/[^/]*$%%'\` + test \"X\$lt_dump_D\" = \"X\$lt_script_arg0\" && lt_dump_D=. + lt_dump_F=\`\$ECHO \"X\$lt_script_arg0\" | $SED -e 's/^X//' -e 's%^.*/%%'\` + cat \"\$lt_dump_D/\$lt_dump_F\" + exit 0 + ;; + --lt-*) + \$ECHO \"Unrecognized --lt- option: '\$lt_opt'\" 1>&2 + exit 1 + ;; + esac + done + + # Print the debug banner immediately: + if test -n \"\$lt_option_debug\"; then + echo \"${outputname}:${output}:\${LINENO}: libtool wrapper (GNU $PACKAGE$TIMESTAMP) $VERSION\" 1>&2 + fi +} + +# Used when --lt-debug. Prints its arguments to stdout +# (redirection is the responsibility of the caller) +func_lt_dump_args () +{ + lt_dump_args_N=1; + for lt_arg + do + \$ECHO \"${outputname}:${output}:\${LINENO}: newargv[\$lt_dump_args_N]: \$lt_arg\" + lt_dump_args_N=\`expr \$lt_dump_args_N + 1\` + done +} + +# Core function for launching the target application +func_exec_program_core () +{ +" + case $host in + # Backslashes separate directories on plain windows + *-*-mingw | *-*-os2* | *-cegcc*) + $ECHO "\ + if test -n \"\$lt_option_debug\"; then + \$ECHO \"${outputname}:${output}:\${LINENO}: newargv[0]: \$progdir\\\\\$program\" 1>&2 + func_lt_dump_args \${1+\"\$@\"} 1>&2 + fi + exec \"\$progdir\\\\\$program\" \${1+\"\$@\"} +" + ;; + + *) + $ECHO "\ + if test -n \"\$lt_option_debug\"; then + \$ECHO \"${outputname}:${output}:\${LINENO}: newargv[0]: \$progdir/\$program\" 1>&2 + func_lt_dump_args \${1+\"\$@\"} 1>&2 + fi + exec \"\$progdir/\$program\" \${1+\"\$@\"} +" + ;; + esac + $ECHO "\ + \$ECHO \"\$0: cannot exec \$program \$*\" 1>&2 + exit 1 +} + +# A function to encapsulate launching the target application +# Strips options in the --lt-* namespace from \$@ and +# launches target application with the remaining arguments. +func_exec_program () +{ + case \" \$* \" in + *\\ --lt-*) + for lt_wr_arg + do + case \$lt_wr_arg in + --lt-*) ;; + *) set x \"\$@\" \"\$lt_wr_arg\"; shift;; + esac + shift + done ;; + esac + func_exec_program_core \${1+\"\$@\"} +} + + # Parse options + func_parse_lt_options \"\$0\" \${1+\"\$@\"} + + # Find the directory that this script lives in. + thisdir=\`\$ECHO \"\$file\" | $SED 's%/[^/]*$%%'\` + test \"x\$thisdir\" = \"x\$file\" && thisdir=. + + # Follow symbolic links until we get to the real thisdir. + file=\`ls -ld \"\$file\" | $SED -n 's/.*-> //p'\` + while test -n \"\$file\"; do + destdir=\`\$ECHO \"\$file\" | $SED 's%/[^/]*\$%%'\` + + # If there was a directory component, then change thisdir. + if test \"x\$destdir\" != \"x\$file\"; then + case \"\$destdir\" in + [\\\\/]* | [A-Za-z]:[\\\\/]*) thisdir=\"\$destdir\" ;; + *) thisdir=\"\$thisdir/\$destdir\" ;; + esac + fi + + file=\`\$ECHO \"\$file\" | $SED 's%^.*/%%'\` + file=\`ls -ld \"\$thisdir/\$file\" | $SED -n 's/.*-> //p'\` + done + + # Usually 'no', except on cygwin/mingw when embedded into + # the cwrapper. + WRAPPER_SCRIPT_BELONGS_IN_OBJDIR=$func_emit_wrapper_arg1 + if test \"\$WRAPPER_SCRIPT_BELONGS_IN_OBJDIR\" = \"yes\"; then + # special case for '.' + if test \"\$thisdir\" = \".\"; then + thisdir=\`pwd\` + fi + # remove .libs from thisdir + case \"\$thisdir\" in + *[\\\\/]$objdir ) thisdir=\`\$ECHO \"\$thisdir\" | $SED 's%[\\\\/][^\\\\/]*$%%'\` ;; + $objdir ) thisdir=. ;; + esac + fi + + # Try to get the absolute directory name. + absdir=\`cd \"\$thisdir\" && pwd\` + test -n \"\$absdir\" && thisdir=\"\$absdir\" +" + + if test "$fast_install" = yes; then + $ECHO "\ + program=lt-'$outputname'$exeext + progdir=\"\$thisdir/$objdir\" + + if test ! -f \"\$progdir/\$program\" || + { file=\`ls -1dt \"\$progdir/\$program\" \"\$progdir/../\$program\" 2>/dev/null | ${SED} 1q\`; \\ + test \"X\$file\" != \"X\$progdir/\$program\"; }; then + + file=\"\$\$-\$program\" + + if test ! -d \"\$progdir\"; then + $MKDIR \"\$progdir\" + else + $RM \"\$progdir/\$file\" + fi" + + $ECHO "\ + + # relink executable if necessary + if test -n \"\$relink_command\"; then + if relink_command_output=\`eval \$relink_command 2>&1\`; then : + else + $ECHO \"\$relink_command_output\" >&2 + $RM \"\$progdir/\$file\" + exit 1 + fi + fi + + $MV \"\$progdir/\$file\" \"\$progdir/\$program\" 2>/dev/null || + { $RM \"\$progdir/\$program\"; + $MV \"\$progdir/\$file\" \"\$progdir/\$program\"; } + $RM \"\$progdir/\$file\" + fi" + else + $ECHO "\ + program='$outputname' + progdir=\"\$thisdir/$objdir\" +" + fi + + $ECHO "\ + + if test -f \"\$progdir/\$program\"; then" + + # fixup the dll searchpath if we need to. + # + # Fix the DLL searchpath if we need to. Do this before prepending + # to shlibpath, because on Windows, both are PATH and uninstalled + # libraries must come first. + if test -n "$dllsearchpath"; then + $ECHO "\ + # Add the dll search path components to the executable PATH + PATH=$dllsearchpath:\$PATH +" + fi + + # Export our shlibpath_var if we have one. + if test "$shlibpath_overrides_runpath" = yes && test -n "$shlibpath_var" && test -n "$temp_rpath"; then + $ECHO "\ + # Add our own library path to $shlibpath_var + $shlibpath_var=\"$temp_rpath\$$shlibpath_var\" + + # Some systems cannot cope with colon-terminated $shlibpath_var + # The second colon is a workaround for a bug in BeOS R4 sed + $shlibpath_var=\`\$ECHO \"\$$shlibpath_var\" | $SED 's/::*\$//'\` + + export $shlibpath_var +" + fi + + $ECHO "\ + if test \"\$libtool_execute_magic\" != \"$magic\"; then + # Run the actual program with our arguments. + func_exec_program \${1+\"\$@\"} + fi + else + # The program doesn't exist. + \$ECHO \"\$0: error: \\\`\$progdir/\$program' does not exist\" 1>&2 + \$ECHO \"This script is just a wrapper for \$program.\" 1>&2 + \$ECHO \"See the $PACKAGE documentation for more information.\" 1>&2 + exit 1 + fi +fi\ +" +} + + +# func_emit_cwrapperexe_src +# emit the source code for a wrapper executable on stdout +# Must ONLY be called from within func_mode_link because +# it depends on a number of variable set therein. +func_emit_cwrapperexe_src () +{ + cat < +#include +#ifdef _MSC_VER +# include +# include +# include +#else +# include +# include +# ifdef __CYGWIN__ +# include +# endif +#endif +#include +#include +#include +#include +#include +#include +#include +#include + +/* declarations of non-ANSI functions */ +#if defined(__MINGW32__) +# ifdef __STRICT_ANSI__ +int _putenv (const char *); +# endif +#elif defined(__CYGWIN__) +# ifdef __STRICT_ANSI__ +char *realpath (const char *, char *); +int putenv (char *); +int setenv (const char *, const char *, int); +# endif +/* #elif defined (other platforms) ... */ +#endif + +/* portability defines, excluding path handling macros */ +#if defined(_MSC_VER) +# define setmode _setmode +# define stat _stat +# define chmod _chmod +# define getcwd _getcwd +# define putenv _putenv +# define S_IXUSR _S_IEXEC +# ifndef _INTPTR_T_DEFINED +# define _INTPTR_T_DEFINED +# define intptr_t int +# endif +#elif defined(__MINGW32__) +# define setmode _setmode +# define stat _stat +# define chmod _chmod +# define getcwd _getcwd +# define putenv _putenv +#elif defined(__CYGWIN__) +# define HAVE_SETENV +# define FOPEN_WB "wb" +/* #elif defined (other platforms) ... */ +#endif + +#if defined(PATH_MAX) +# define LT_PATHMAX PATH_MAX +#elif defined(MAXPATHLEN) +# define LT_PATHMAX MAXPATHLEN +#else +# define LT_PATHMAX 1024 +#endif + +#ifndef S_IXOTH +# define S_IXOTH 0 +#endif +#ifndef S_IXGRP +# define S_IXGRP 0 +#endif + +/* path handling portability macros */ +#ifndef DIR_SEPARATOR +# define DIR_SEPARATOR '/' +# define PATH_SEPARATOR ':' +#endif + +#if defined (_WIN32) || defined (__MSDOS__) || defined (__DJGPP__) || \ + defined (__OS2__) +# define HAVE_DOS_BASED_FILE_SYSTEM +# define FOPEN_WB "wb" +# ifndef DIR_SEPARATOR_2 +# define DIR_SEPARATOR_2 '\\' +# endif +# ifndef PATH_SEPARATOR_2 +# define PATH_SEPARATOR_2 ';' +# endif +#endif + +#ifndef DIR_SEPARATOR_2 +# define IS_DIR_SEPARATOR(ch) ((ch) == DIR_SEPARATOR) +#else /* DIR_SEPARATOR_2 */ +# define IS_DIR_SEPARATOR(ch) \ + (((ch) == DIR_SEPARATOR) || ((ch) == DIR_SEPARATOR_2)) +#endif /* DIR_SEPARATOR_2 */ + +#ifndef PATH_SEPARATOR_2 +# define IS_PATH_SEPARATOR(ch) ((ch) == PATH_SEPARATOR) +#else /* PATH_SEPARATOR_2 */ +# define IS_PATH_SEPARATOR(ch) ((ch) == PATH_SEPARATOR_2) +#endif /* PATH_SEPARATOR_2 */ + +#ifndef FOPEN_WB +# define FOPEN_WB "w" +#endif +#ifndef _O_BINARY +# define _O_BINARY 0 +#endif + +#define XMALLOC(type, num) ((type *) xmalloc ((num) * sizeof(type))) +#define XFREE(stale) do { \ + if (stale) { free ((void *) stale); stale = 0; } \ +} while (0) + +#if defined(LT_DEBUGWRAPPER) +static int lt_debug = 1; +#else +static int lt_debug = 0; +#endif + +const char *program_name = "libtool-wrapper"; /* in case xstrdup fails */ + +void *xmalloc (size_t num); +char *xstrdup (const char *string); +const char *base_name (const char *name); +char *find_executable (const char *wrapper); +char *chase_symlinks (const char *pathspec); +int make_executable (const char *path); +int check_executable (const char *path); +char *strendzap (char *str, const char *pat); +void lt_debugprintf (const char *file, int line, const char *fmt, ...); +void lt_fatal (const char *file, int line, const char *message, ...); +static const char *nonnull (const char *s); +static const char *nonempty (const char *s); +void lt_setenv (const char *name, const char *value); +char *lt_extend_str (const char *orig_value, const char *add, int to_end); +void lt_update_exe_path (const char *name, const char *value); +void lt_update_lib_path (const char *name, const char *value); +char **prepare_spawn (char **argv); +void lt_dump_script (FILE *f); +EOF + + cat <= 0) + && (st.st_mode & (S_IXUSR | S_IXGRP | S_IXOTH))) + return 1; + else + return 0; +} + +int +make_executable (const char *path) +{ + int rval = 0; + struct stat st; + + lt_debugprintf (__FILE__, __LINE__, "(make_executable): %s\n", + nonempty (path)); + if ((!path) || (!*path)) + return 0; + + if (stat (path, &st) >= 0) + { + rval = chmod (path, st.st_mode | S_IXOTH | S_IXGRP | S_IXUSR); + } + return rval; +} + +/* Searches for the full path of the wrapper. Returns + newly allocated full path name if found, NULL otherwise + Does not chase symlinks, even on platforms that support them. +*/ +char * +find_executable (const char *wrapper) +{ + int has_slash = 0; + const char *p; + const char *p_next; + /* static buffer for getcwd */ + char tmp[LT_PATHMAX + 1]; + int tmp_len; + char *concat_name; + + lt_debugprintf (__FILE__, __LINE__, "(find_executable): %s\n", + nonempty (wrapper)); + + if ((wrapper == NULL) || (*wrapper == '\0')) + return NULL; + + /* Absolute path? */ +#if defined (HAVE_DOS_BASED_FILE_SYSTEM) + if (isalpha ((unsigned char) wrapper[0]) && wrapper[1] == ':') + { + concat_name = xstrdup (wrapper); + if (check_executable (concat_name)) + return concat_name; + XFREE (concat_name); + } + else + { +#endif + if (IS_DIR_SEPARATOR (wrapper[0])) + { + concat_name = xstrdup (wrapper); + if (check_executable (concat_name)) + return concat_name; + XFREE (concat_name); + } +#if defined (HAVE_DOS_BASED_FILE_SYSTEM) + } +#endif + + for (p = wrapper; *p; p++) + if (*p == '/') + { + has_slash = 1; + break; + } + if (!has_slash) + { + /* no slashes; search PATH */ + const char *path = getenv ("PATH"); + if (path != NULL) + { + for (p = path; *p; p = p_next) + { + const char *q; + size_t p_len; + for (q = p; *q; q++) + if (IS_PATH_SEPARATOR (*q)) + break; + p_len = q - p; + p_next = (*q == '\0' ? q : q + 1); + if (p_len == 0) + { + /* empty path: current directory */ + if (getcwd (tmp, LT_PATHMAX) == NULL) + lt_fatal (__FILE__, __LINE__, "getcwd failed: %s", + nonnull (strerror (errno))); + tmp_len = strlen (tmp); + concat_name = + XMALLOC (char, tmp_len + 1 + strlen (wrapper) + 1); + memcpy (concat_name, tmp, tmp_len); + concat_name[tmp_len] = '/'; + strcpy (concat_name + tmp_len + 1, wrapper); + } + else + { + concat_name = + XMALLOC (char, p_len + 1 + strlen (wrapper) + 1); + memcpy (concat_name, p, p_len); + concat_name[p_len] = '/'; + strcpy (concat_name + p_len + 1, wrapper); + } + if (check_executable (concat_name)) + return concat_name; + XFREE (concat_name); + } + } + /* not found in PATH; assume curdir */ + } + /* Relative path | not found in path: prepend cwd */ + if (getcwd (tmp, LT_PATHMAX) == NULL) + lt_fatal (__FILE__, __LINE__, "getcwd failed: %s", + nonnull (strerror (errno))); + tmp_len = strlen (tmp); + concat_name = XMALLOC (char, tmp_len + 1 + strlen (wrapper) + 1); + memcpy (concat_name, tmp, tmp_len); + concat_name[tmp_len] = '/'; + strcpy (concat_name + tmp_len + 1, wrapper); + + if (check_executable (concat_name)) + return concat_name; + XFREE (concat_name); + return NULL; +} + +char * +chase_symlinks (const char *pathspec) +{ +#ifndef S_ISLNK + return xstrdup (pathspec); +#else + char buf[LT_PATHMAX]; + struct stat s; + char *tmp_pathspec = xstrdup (pathspec); + char *p; + int has_symlinks = 0; + while (strlen (tmp_pathspec) && !has_symlinks) + { + lt_debugprintf (__FILE__, __LINE__, + "checking path component for symlinks: %s\n", + tmp_pathspec); + if (lstat (tmp_pathspec, &s) == 0) + { + if (S_ISLNK (s.st_mode) != 0) + { + has_symlinks = 1; + break; + } + + /* search backwards for last DIR_SEPARATOR */ + p = tmp_pathspec + strlen (tmp_pathspec) - 1; + while ((p > tmp_pathspec) && (!IS_DIR_SEPARATOR (*p))) + p--; + if ((p == tmp_pathspec) && (!IS_DIR_SEPARATOR (*p))) + { + /* no more DIR_SEPARATORS left */ + break; + } + *p = '\0'; + } + else + { + lt_fatal (__FILE__, __LINE__, + "error accessing file \"%s\": %s", + tmp_pathspec, nonnull (strerror (errno))); + } + } + XFREE (tmp_pathspec); + + if (!has_symlinks) + { + return xstrdup (pathspec); + } + + tmp_pathspec = realpath (pathspec, buf); + if (tmp_pathspec == 0) + { + lt_fatal (__FILE__, __LINE__, + "could not follow symlinks for %s", pathspec); + } + return xstrdup (tmp_pathspec); +#endif +} + +char * +strendzap (char *str, const char *pat) +{ + size_t len, patlen; + + assert (str != NULL); + assert (pat != NULL); + + len = strlen (str); + patlen = strlen (pat); + + if (patlen <= len) + { + str += len - patlen; + if (strcmp (str, pat) == 0) + *str = '\0'; + } + return str; +} + +void +lt_debugprintf (const char *file, int line, const char *fmt, ...) +{ + va_list args; + if (lt_debug) + { + (void) fprintf (stderr, "%s:%s:%d: ", program_name, file, line); + va_start (args, fmt); + (void) vfprintf (stderr, fmt, args); + va_end (args); + } +} + +static void +lt_error_core (int exit_status, const char *file, + int line, const char *mode, + const char *message, va_list ap) +{ + fprintf (stderr, "%s:%s:%d: %s: ", program_name, file, line, mode); + vfprintf (stderr, message, ap); + fprintf (stderr, ".\n"); + + if (exit_status >= 0) + exit (exit_status); +} + +void +lt_fatal (const char *file, int line, const char *message, ...) +{ + va_list ap; + va_start (ap, message); + lt_error_core (EXIT_FAILURE, file, line, "FATAL", message, ap); + va_end (ap); +} + +static const char * +nonnull (const char *s) +{ + return s ? s : "(null)"; +} + +static const char * +nonempty (const char *s) +{ + return (s && !*s) ? "(empty)" : nonnull (s); +} + +void +lt_setenv (const char *name, const char *value) +{ + lt_debugprintf (__FILE__, __LINE__, + "(lt_setenv) setting '%s' to '%s'\n", + nonnull (name), nonnull (value)); + { +#ifdef HAVE_SETENV + /* always make a copy, for consistency with !HAVE_SETENV */ + char *str = xstrdup (value); + setenv (name, str, 1); +#else + int len = strlen (name) + 1 + strlen (value) + 1; + char *str = XMALLOC (char, len); + sprintf (str, "%s=%s", name, value); + if (putenv (str) != EXIT_SUCCESS) + { + XFREE (str); + } +#endif + } +} + +char * +lt_extend_str (const char *orig_value, const char *add, int to_end) +{ + char *new_value; + if (orig_value && *orig_value) + { + int orig_value_len = strlen (orig_value); + int add_len = strlen (add); + new_value = XMALLOC (char, add_len + orig_value_len + 1); + if (to_end) + { + strcpy (new_value, orig_value); + strcpy (new_value + orig_value_len, add); + } + else + { + strcpy (new_value, add); + strcpy (new_value + add_len, orig_value); + } + } + else + { + new_value = xstrdup (add); + } + return new_value; +} + +void +lt_update_exe_path (const char *name, const char *value) +{ + lt_debugprintf (__FILE__, __LINE__, + "(lt_update_exe_path) modifying '%s' by prepending '%s'\n", + nonnull (name), nonnull (value)); + + if (name && *name && value && *value) + { + char *new_value = lt_extend_str (getenv (name), value, 0); + /* some systems can't cope with a ':'-terminated path #' */ + int len = strlen (new_value); + while (((len = strlen (new_value)) > 0) && IS_PATH_SEPARATOR (new_value[len-1])) + { + new_value[len-1] = '\0'; + } + lt_setenv (name, new_value); + XFREE (new_value); + } +} + +void +lt_update_lib_path (const char *name, const char *value) +{ + lt_debugprintf (__FILE__, __LINE__, + "(lt_update_lib_path) modifying '%s' by prepending '%s'\n", + nonnull (name), nonnull (value)); + + if (name && *name && value && *value) + { + char *new_value = lt_extend_str (getenv (name), value, 0); + lt_setenv (name, new_value); + XFREE (new_value); + } +} + +EOF + case $host_os in + mingw*) + cat <<"EOF" + +/* Prepares an argument vector before calling spawn(). + Note that spawn() does not by itself call the command interpreter + (getenv ("COMSPEC") != NULL ? getenv ("COMSPEC") : + ({ OSVERSIONINFO v; v.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); + GetVersionEx(&v); + v.dwPlatformId == VER_PLATFORM_WIN32_NT; + }) ? "cmd.exe" : "command.com"). + Instead it simply concatenates the arguments, separated by ' ', and calls + CreateProcess(). We must quote the arguments since Win32 CreateProcess() + interprets characters like ' ', '\t', '\\', '"' (but not '<' and '>') in a + special way: + - Space and tab are interpreted as delimiters. They are not treated as + delimiters if they are surrounded by double quotes: "...". + - Unescaped double quotes are removed from the input. Their only effect is + that within double quotes, space and tab are treated like normal + characters. + - Backslashes not followed by double quotes are not special. + - But 2*n+1 backslashes followed by a double quote become + n backslashes followed by a double quote (n >= 0): + \" -> " + \\\" -> \" + \\\\\" -> \\" + */ +#define SHELL_SPECIAL_CHARS "\"\\ \001\002\003\004\005\006\007\010\011\012\013\014\015\016\017\020\021\022\023\024\025\026\027\030\031\032\033\034\035\036\037" +#define SHELL_SPACE_CHARS " \001\002\003\004\005\006\007\010\011\012\013\014\015\016\017\020\021\022\023\024\025\026\027\030\031\032\033\034\035\036\037" +char ** +prepare_spawn (char **argv) +{ + size_t argc; + char **new_argv; + size_t i; + + /* Count number of arguments. */ + for (argc = 0; argv[argc] != NULL; argc++) + ; + + /* Allocate new argument vector. */ + new_argv = XMALLOC (char *, argc + 1); + + /* Put quoted arguments into the new argument vector. */ + for (i = 0; i < argc; i++) + { + const char *string = argv[i]; + + if (string[0] == '\0') + new_argv[i] = xstrdup ("\"\""); + else if (strpbrk (string, SHELL_SPECIAL_CHARS) != NULL) + { + int quote_around = (strpbrk (string, SHELL_SPACE_CHARS) != NULL); + size_t length; + unsigned int backslashes; + const char *s; + char *quoted_string; + char *p; + + length = 0; + backslashes = 0; + if (quote_around) + length++; + for (s = string; *s != '\0'; s++) + { + char c = *s; + if (c == '"') + length += backslashes + 1; + length++; + if (c == '\\') + backslashes++; + else + backslashes = 0; + } + if (quote_around) + length += backslashes + 1; + + quoted_string = XMALLOC (char, length + 1); + + p = quoted_string; + backslashes = 0; + if (quote_around) + *p++ = '"'; + for (s = string; *s != '\0'; s++) + { + char c = *s; + if (c == '"') + { + unsigned int j; + for (j = backslashes + 1; j > 0; j--) + *p++ = '\\'; + } + *p++ = c; + if (c == '\\') + backslashes++; + else + backslashes = 0; + } + if (quote_around) + { + unsigned int j; + for (j = backslashes; j > 0; j--) + *p++ = '\\'; + *p++ = '"'; + } + *p = '\0'; + + new_argv[i] = quoted_string; + } + else + new_argv[i] = (char *) string; + } + new_argv[argc] = NULL; + + return new_argv; +} +EOF + ;; + esac + + cat <<"EOF" +void lt_dump_script (FILE* f) +{ +EOF + func_emit_wrapper yes | + $SED -n -e ' +s/^\(.\{79\}\)\(..*\)/\1\ +\2/ +h +s/\([\\"]\)/\\\1/g +s/$/\\n/ +s/\([^\n]*\).*/ fputs ("\1", f);/p +g +D' + cat <<"EOF" +} +EOF +} +# end: func_emit_cwrapperexe_src + +# func_win32_import_lib_p ARG +# True if ARG is an import lib, as indicated by $file_magic_cmd +func_win32_import_lib_p () +{ + $opt_debug + case `eval $file_magic_cmd \"\$1\" 2>/dev/null | $SED -e 10q` in + *import*) : ;; + *) false ;; + esac +} + +# func_mode_link arg... +func_mode_link () +{ + $opt_debug + case $host in + *-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-os2* | *-cegcc*) + # It is impossible to link a dll without this setting, and + # we shouldn't force the makefile maintainer to figure out + # which system we are compiling for in order to pass an extra + # flag for every libtool invocation. + # allow_undefined=no + + # FIXME: Unfortunately, there are problems with the above when trying + # to make a dll which has undefined symbols, in which case not + # even a static library is built. For now, we need to specify + # -no-undefined on the libtool link line when we can be certain + # that all symbols are satisfied, otherwise we get a static library. + allow_undefined=yes + ;; + *) + allow_undefined=yes + ;; + esac + libtool_args=$nonopt + base_compile="$nonopt $@" + compile_command=$nonopt + finalize_command=$nonopt + + compile_rpath= + finalize_rpath= + compile_shlibpath= + finalize_shlibpath= + convenience= + old_convenience= + deplibs= + old_deplibs= + compiler_flags= + linker_flags= + dllsearchpath= + lib_search_path=`pwd` + inst_prefix_dir= + new_inherited_linker_flags= + + avoid_version=no + bindir= + dlfiles= + dlprefiles= + dlself=no + export_dynamic=no + export_symbols= + export_symbols_regex= + generated= + libobjs= + ltlibs= + module=no + no_install=no + objs= + non_pic_objects= + precious_files_regex= + prefer_static_libs=no + preload=no + prev= + prevarg= + release= + rpath= + xrpath= + perm_rpath= + temp_rpath= + thread_safe=no + vinfo= + vinfo_number=no + weak_libs= + single_module="${wl}-single_module" + func_infer_tag $base_compile + + # We need to know -static, to get the right output filenames. + for arg + do + case $arg in + -shared) + test "$build_libtool_libs" != yes && \ + func_fatal_configuration "can not build a shared library" + build_old_libs=no + break + ;; + -all-static | -static | -static-libtool-libs) + case $arg in + -all-static) + if test "$build_libtool_libs" = yes && test -z "$link_static_flag"; then + func_warning "complete static linking is impossible in this configuration" + fi + if test -n "$link_static_flag"; then + dlopen_self=$dlopen_self_static + fi + prefer_static_libs=yes + ;; + -static) + if test -z "$pic_flag" && test -n "$link_static_flag"; then + dlopen_self=$dlopen_self_static + fi + prefer_static_libs=built + ;; + -static-libtool-libs) + if test -z "$pic_flag" && test -n "$link_static_flag"; then + dlopen_self=$dlopen_self_static + fi + prefer_static_libs=yes + ;; + esac + build_libtool_libs=no + build_old_libs=yes + break + ;; + esac + done + + # See if our shared archives depend on static archives. + test -n "$old_archive_from_new_cmds" && build_old_libs=yes + + # Go through the arguments, transforming them on the way. + while test "$#" -gt 0; do + arg="$1" + shift + func_quote_for_eval "$arg" + qarg=$func_quote_for_eval_unquoted_result + func_append libtool_args " $func_quote_for_eval_result" + + # If the previous option needs an argument, assign it. + if test -n "$prev"; then + case $prev in + output) + func_append compile_command " @OUTPUT@" + func_append finalize_command " @OUTPUT@" + ;; + esac + + case $prev in + bindir) + bindir="$arg" + prev= + continue + ;; + dlfiles|dlprefiles) + if test "$preload" = no; then + # Add the symbol object into the linking commands. + func_append compile_command " @SYMFILE@" + func_append finalize_command " @SYMFILE@" + preload=yes + fi + case $arg in + *.la | *.lo) ;; # We handle these cases below. + force) + if test "$dlself" = no; then + dlself=needless + export_dynamic=yes + fi + prev= + continue + ;; + self) + if test "$prev" = dlprefiles; then + dlself=yes + elif test "$prev" = dlfiles && test "$dlopen_self" != yes; then + dlself=yes + else + dlself=needless + export_dynamic=yes + fi + prev= + continue + ;; + *) + if test "$prev" = dlfiles; then + func_append dlfiles " $arg" + else + func_append dlprefiles " $arg" + fi + prev= + continue + ;; + esac + ;; + expsyms) + export_symbols="$arg" + test -f "$arg" \ + || func_fatal_error "symbol file \`$arg' does not exist" + prev= + continue + ;; + expsyms_regex) + export_symbols_regex="$arg" + prev= + continue + ;; + framework) + case $host in + *-*-darwin*) + case "$deplibs " in + *" $qarg.ltframework "*) ;; + *) func_append deplibs " $qarg.ltframework" # this is fixed later + ;; + esac + ;; + esac + prev= + continue + ;; + inst_prefix) + inst_prefix_dir="$arg" + prev= + continue + ;; + objectlist) + if test -f "$arg"; then + save_arg=$arg + moreargs= + for fil in `cat "$save_arg"` + do +# func_append moreargs " $fil" + arg=$fil + # A libtool-controlled object. + + # Check to see that this really is a libtool object. + if func_lalib_unsafe_p "$arg"; then + pic_object= + non_pic_object= + + # Read the .lo file + func_source "$arg" + + if test -z "$pic_object" || + test -z "$non_pic_object" || + test "$pic_object" = none && + test "$non_pic_object" = none; then + func_fatal_error "cannot find name of object for \`$arg'" + fi + + # Extract subdirectory from the argument. + func_dirname "$arg" "/" "" + xdir="$func_dirname_result" + + if test "$pic_object" != none; then + # Prepend the subdirectory the object is found in. + pic_object="$xdir$pic_object" + + if test "$prev" = dlfiles; then + if test "$build_libtool_libs" = yes && test "$dlopen_support" = yes; then + func_append dlfiles " $pic_object" + prev= + continue + else + # If libtool objects are unsupported, then we need to preload. + prev=dlprefiles + fi + fi + + # CHECK ME: I think I busted this. -Ossama + if test "$prev" = dlprefiles; then + # Preload the old-style object. + func_append dlprefiles " $pic_object" + prev= + fi + + # A PIC object. + func_append libobjs " $pic_object" + arg="$pic_object" + fi + + # Non-PIC object. + if test "$non_pic_object" != none; then + # Prepend the subdirectory the object is found in. + non_pic_object="$xdir$non_pic_object" + + # A standard non-PIC object + func_append non_pic_objects " $non_pic_object" + if test -z "$pic_object" || test "$pic_object" = none ; then + arg="$non_pic_object" + fi + else + # If the PIC object exists, use it instead. + # $xdir was prepended to $pic_object above. + non_pic_object="$pic_object" + func_append non_pic_objects " $non_pic_object" + fi + else + # Only an error if not doing a dry-run. + if $opt_dry_run; then + # Extract subdirectory from the argument. + func_dirname "$arg" "/" "" + xdir="$func_dirname_result" + + func_lo2o "$arg" + pic_object=$xdir$objdir/$func_lo2o_result + non_pic_object=$xdir$func_lo2o_result + func_append libobjs " $pic_object" + func_append non_pic_objects " $non_pic_object" + else + func_fatal_error "\`$arg' is not a valid libtool object" + fi + fi + done + else + func_fatal_error "link input file \`$arg' does not exist" + fi + arg=$save_arg + prev= + continue + ;; + precious_regex) + precious_files_regex="$arg" + prev= + continue + ;; + release) + release="-$arg" + prev= + continue + ;; + rpath | xrpath) + # We need an absolute path. + case $arg in + [\\/]* | [A-Za-z]:[\\/]*) ;; + *) + func_fatal_error "only absolute run-paths are allowed" + ;; + esac + if test "$prev" = rpath; then + case "$rpath " in + *" $arg "*) ;; + *) func_append rpath " $arg" ;; + esac + else + case "$xrpath " in + *" $arg "*) ;; + *) func_append xrpath " $arg" ;; + esac + fi + prev= + continue + ;; + shrext) + shrext_cmds="$arg" + prev= + continue + ;; + weak) + func_append weak_libs " $arg" + prev= + continue + ;; + xcclinker) + func_append linker_flags " $qarg" + func_append compiler_flags " $qarg" + prev= + func_append compile_command " $qarg" + func_append finalize_command " $qarg" + continue + ;; + xcompiler) + func_append compiler_flags " $qarg" + prev= + func_append compile_command " $qarg" + func_append finalize_command " $qarg" + continue + ;; + xlinker) + func_append linker_flags " $qarg" + func_append compiler_flags " $wl$qarg" + prev= + func_append compile_command " $wl$qarg" + func_append finalize_command " $wl$qarg" + continue + ;; + *) + eval "$prev=\"\$arg\"" + prev= + continue + ;; + esac + fi # test -n "$prev" + + prevarg="$arg" + + case $arg in + -all-static) + if test -n "$link_static_flag"; then + # See comment for -static flag below, for more details. + func_append compile_command " $link_static_flag" + func_append finalize_command " $link_static_flag" + fi + continue + ;; + + -allow-undefined) + # FIXME: remove this flag sometime in the future. + func_fatal_error "\`-allow-undefined' must not be used because it is the default" + ;; + + -avoid-version) + avoid_version=yes + continue + ;; + + -bindir) + prev=bindir + continue + ;; + + -dlopen) + prev=dlfiles + continue + ;; + + -dlpreopen) + prev=dlprefiles + continue + ;; + + -export-dynamic) + export_dynamic=yes + continue + ;; + + -export-symbols | -export-symbols-regex) + if test -n "$export_symbols" || test -n "$export_symbols_regex"; then + func_fatal_error "more than one -exported-symbols argument is not allowed" + fi + if test "X$arg" = "X-export-symbols"; then + prev=expsyms + else + prev=expsyms_regex + fi + continue + ;; + + -framework) + prev=framework + continue + ;; + + -inst-prefix-dir) + prev=inst_prefix + continue + ;; + + # The native IRIX linker understands -LANG:*, -LIST:* and -LNO:* + # so, if we see these flags be careful not to treat them like -L + -L[A-Z][A-Z]*:*) + case $with_gcc/$host in + no/*-*-irix* | /*-*-irix*) + func_append compile_command " $arg" + func_append finalize_command " $arg" + ;; + esac + continue + ;; + + -L*) + func_stripname "-L" '' "$arg" + if test -z "$func_stripname_result"; then + if test "$#" -gt 0; then + func_fatal_error "require no space between \`-L' and \`$1'" + else + func_fatal_error "need path for \`-L' option" + fi + fi + func_resolve_sysroot "$func_stripname_result" + dir=$func_resolve_sysroot_result + # We need an absolute path. + case $dir in + [\\/]* | [A-Za-z]:[\\/]*) ;; + *) + absdir=`cd "$dir" && pwd` + test -z "$absdir" && \ + func_fatal_error "cannot determine absolute directory name of \`$dir'" + dir="$absdir" + ;; + esac + case "$deplibs " in + *" -L$dir "* | *" $arg "*) + # Will only happen for absolute or sysroot arguments + ;; + *) + # Preserve sysroot, but never include relative directories + case $dir in + [\\/]* | [A-Za-z]:[\\/]* | =*) func_append deplibs " $arg" ;; + *) func_append deplibs " -L$dir" ;; + esac + func_append lib_search_path " $dir" + ;; + esac + case $host in + *-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-os2* | *-cegcc*) + testbindir=`$ECHO "$dir" | $SED 's*/lib$*/bin*'` + case :$dllsearchpath: in + *":$dir:"*) ;; + ::) dllsearchpath=$dir;; + *) func_append dllsearchpath ":$dir";; + esac + case :$dllsearchpath: in + *":$testbindir:"*) ;; + ::) dllsearchpath=$testbindir;; + *) func_append dllsearchpath ":$testbindir";; + esac + ;; + esac + continue + ;; + + -l*) + if test "X$arg" = "X-lc" || test "X$arg" = "X-lm"; then + case $host in + *-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-beos* | *-cegcc* | *-*-haiku*) + # These systems don't actually have a C or math library (as such) + continue + ;; + *-*-os2*) + # These systems don't actually have a C library (as such) + test "X$arg" = "X-lc" && continue + ;; + *-*-openbsd* | *-*-freebsd* | *-*-dragonfly*) + # Do not include libc due to us having libc/libc_r. + test "X$arg" = "X-lc" && continue + ;; + *-*-rhapsody* | *-*-darwin1.[012]) + # Rhapsody C and math libraries are in the System framework + func_append deplibs " System.ltframework" + continue + ;; + *-*-sco3.2v5* | *-*-sco5v6*) + # Causes problems with __ctype + test "X$arg" = "X-lc" && continue + ;; + *-*-sysv4.2uw2* | *-*-sysv5* | *-*-unixware* | *-*-OpenUNIX*) + # Compiler inserts libc in the correct place for threads to work + test "X$arg" = "X-lc" && continue + ;; + esac + elif test "X$arg" = "X-lc_r"; then + case $host in + *-*-openbsd* | *-*-freebsd* | *-*-dragonfly*) + # Do not include libc_r directly, use -pthread flag. + continue + ;; + esac + fi + func_append deplibs " $arg" + continue + ;; + + -module) + module=yes + continue + ;; + + # Tru64 UNIX uses -model [arg] to determine the layout of C++ + # classes, name mangling, and exception handling. + # Darwin uses the -arch flag to determine output architecture. + -model|-arch|-isysroot|--sysroot) + func_append compiler_flags " $arg" + func_append compile_command " $arg" + func_append finalize_command " $arg" + prev=xcompiler + continue + ;; + + -mt|-mthreads|-kthread|-Kthread|-pthread|-pthreads|--thread-safe \ + |-threads|-fopenmp|-openmp|-mp|-xopenmp|-omp|-qsmp=*) + func_append compiler_flags " $arg" + func_append compile_command " $arg" + func_append finalize_command " $arg" + case "$new_inherited_linker_flags " in + *" $arg "*) ;; + * ) func_append new_inherited_linker_flags " $arg" ;; + esac + continue + ;; + + -multi_module) + single_module="${wl}-multi_module" + continue + ;; + + -no-fast-install) + fast_install=no + continue + ;; + + -no-install) + case $host in + *-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-os2* | *-*-darwin* | *-cegcc*) + # The PATH hackery in wrapper scripts is required on Windows + # and Darwin in order for the loader to find any dlls it needs. + func_warning "\`-no-install' is ignored for $host" + func_warning "assuming \`-no-fast-install' instead" + fast_install=no + ;; + *) no_install=yes ;; + esac + continue + ;; + + -no-undefined) + allow_undefined=no + continue + ;; + + -objectlist) + prev=objectlist + continue + ;; + + -o) prev=output ;; + + -precious-files-regex) + prev=precious_regex + continue + ;; + + -release) + prev=release + continue + ;; + + -rpath) + prev=rpath + continue + ;; + + -R) + prev=xrpath + continue + ;; + + -R*) + func_stripname '-R' '' "$arg" + dir=$func_stripname_result + # We need an absolute path. + case $dir in + [\\/]* | [A-Za-z]:[\\/]*) ;; + =*) + func_stripname '=' '' "$dir" + dir=$lt_sysroot$func_stripname_result + ;; + *) + func_fatal_error "only absolute run-paths are allowed" + ;; + esac + case "$xrpath " in + *" $dir "*) ;; + *) func_append xrpath " $dir" ;; + esac + continue + ;; + + -shared) + # The effects of -shared are defined in a previous loop. + continue + ;; + + -shrext) + prev=shrext + continue + ;; + + -static | -static-libtool-libs) + # The effects of -static are defined in a previous loop. + # We used to do the same as -all-static on platforms that + # didn't have a PIC flag, but the assumption that the effects + # would be equivalent was wrong. It would break on at least + # Digital Unix and AIX. + continue + ;; + + -thread-safe) + thread_safe=yes + continue + ;; + + -version-info) + prev=vinfo + continue + ;; + + -version-number) + prev=vinfo + vinfo_number=yes + continue + ;; + + -weak) + prev=weak + continue + ;; + + -Wc,*) + func_stripname '-Wc,' '' "$arg" + args=$func_stripname_result + arg= + save_ifs="$IFS"; IFS=',' + for flag in $args; do + IFS="$save_ifs" + func_quote_for_eval "$flag" + func_append arg " $func_quote_for_eval_result" + func_append compiler_flags " $func_quote_for_eval_result" + done + IFS="$save_ifs" + func_stripname ' ' '' "$arg" + arg=$func_stripname_result + ;; + + -Wl,*) + func_stripname '-Wl,' '' "$arg" + args=$func_stripname_result + arg= + save_ifs="$IFS"; IFS=',' + for flag in $args; do + IFS="$save_ifs" + func_quote_for_eval "$flag" + func_append arg " $wl$func_quote_for_eval_result" + func_append compiler_flags " $wl$func_quote_for_eval_result" + func_append linker_flags " $func_quote_for_eval_result" + done + IFS="$save_ifs" + func_stripname ' ' '' "$arg" + arg=$func_stripname_result + ;; + + -Xcompiler) + prev=xcompiler + continue + ;; + + -Xlinker) + prev=xlinker + continue + ;; + + -XCClinker) + prev=xcclinker + continue + ;; + + # -msg_* for osf cc + -msg_*) + func_quote_for_eval "$arg" + arg="$func_quote_for_eval_result" + ;; + + # Flags to be passed through unchanged, with rationale: + # -64, -mips[0-9] enable 64-bit mode for the SGI compiler + # -r[0-9][0-9]* specify processor for the SGI compiler + # -xarch=*, -xtarget=* enable 64-bit mode for the Sun compiler + # +DA*, +DD* enable 64-bit mode for the HP compiler + # -q* compiler args for the IBM compiler + # -m*, -t[45]*, -txscale* architecture-specific flags for GCC + # -F/path path to uninstalled frameworks, gcc on darwin + # -p, -pg, --coverage, -fprofile-* profiling flags for GCC + # @file GCC response files + # -tp=* Portland pgcc target processor selection + # --sysroot=* for sysroot support + # -O*, -flto*, -fwhopr*, -fuse-linker-plugin GCC link-time optimization + -64|-mips[0-9]|-r[0-9][0-9]*|-xarch=*|-xtarget=*|+DA*|+DD*|-q*|-m*| \ + -t[45]*|-txscale*|-p|-pg|--coverage|-fprofile-*|-F*|@*|-tp=*|--sysroot=*| \ + -O*|-flto*|-fwhopr*|-fuse-linker-plugin) + func_quote_for_eval "$arg" + arg="$func_quote_for_eval_result" + func_append compile_command " $arg" + func_append finalize_command " $arg" + func_append compiler_flags " $arg" + continue + ;; + + # Some other compiler flag. + -* | +*) + func_quote_for_eval "$arg" + arg="$func_quote_for_eval_result" + ;; + + *.$objext) + # A standard object. + func_append objs " $arg" + ;; + + *.lo) + # A libtool-controlled object. + + # Check to see that this really is a libtool object. + if func_lalib_unsafe_p "$arg"; then + pic_object= + non_pic_object= + + # Read the .lo file + func_source "$arg" + + if test -z "$pic_object" || + test -z "$non_pic_object" || + test "$pic_object" = none && + test "$non_pic_object" = none; then + func_fatal_error "cannot find name of object for \`$arg'" + fi + + # Extract subdirectory from the argument. + func_dirname "$arg" "/" "" + xdir="$func_dirname_result" + + if test "$pic_object" != none; then + # Prepend the subdirectory the object is found in. + pic_object="$xdir$pic_object" + + if test "$prev" = dlfiles; then + if test "$build_libtool_libs" = yes && test "$dlopen_support" = yes; then + func_append dlfiles " $pic_object" + prev= + continue + else + # If libtool objects are unsupported, then we need to preload. + prev=dlprefiles + fi + fi + + # CHECK ME: I think I busted this. -Ossama + if test "$prev" = dlprefiles; then + # Preload the old-style object. + func_append dlprefiles " $pic_object" + prev= + fi + + # A PIC object. + func_append libobjs " $pic_object" + arg="$pic_object" + fi + + # Non-PIC object. + if test "$non_pic_object" != none; then + # Prepend the subdirectory the object is found in. + non_pic_object="$xdir$non_pic_object" + + # A standard non-PIC object + func_append non_pic_objects " $non_pic_object" + if test -z "$pic_object" || test "$pic_object" = none ; then + arg="$non_pic_object" + fi + else + # If the PIC object exists, use it instead. + # $xdir was prepended to $pic_object above. + non_pic_object="$pic_object" + func_append non_pic_objects " $non_pic_object" + fi + else + # Only an error if not doing a dry-run. + if $opt_dry_run; then + # Extract subdirectory from the argument. + func_dirname "$arg" "/" "" + xdir="$func_dirname_result" + + func_lo2o "$arg" + pic_object=$xdir$objdir/$func_lo2o_result + non_pic_object=$xdir$func_lo2o_result + func_append libobjs " $pic_object" + func_append non_pic_objects " $non_pic_object" + else + func_fatal_error "\`$arg' is not a valid libtool object" + fi + fi + ;; + + *.$libext) + # An archive. + func_append deplibs " $arg" + func_append old_deplibs " $arg" + continue + ;; + + *.la) + # A libtool-controlled library. + + func_resolve_sysroot "$arg" + if test "$prev" = dlfiles; then + # This library was specified with -dlopen. + func_append dlfiles " $func_resolve_sysroot_result" + prev= + elif test "$prev" = dlprefiles; then + # The library was specified with -dlpreopen. + func_append dlprefiles " $func_resolve_sysroot_result" + prev= + else + func_append deplibs " $func_resolve_sysroot_result" + fi + continue + ;; + + # Some other compiler argument. + *) + # Unknown arguments in both finalize_command and compile_command need + # to be aesthetically quoted because they are evaled later. + func_quote_for_eval "$arg" + arg="$func_quote_for_eval_result" + ;; + esac # arg + + # Now actually substitute the argument into the commands. + if test -n "$arg"; then + func_append compile_command " $arg" + func_append finalize_command " $arg" + fi + done # argument parsing loop + + test -n "$prev" && \ + func_fatal_help "the \`$prevarg' option requires an argument" + + if test "$export_dynamic" = yes && test -n "$export_dynamic_flag_spec"; then + eval arg=\"$export_dynamic_flag_spec\" + func_append compile_command " $arg" + func_append finalize_command " $arg" + fi + + oldlibs= + # calculate the name of the file, without its directory + func_basename "$output" + outputname="$func_basename_result" + libobjs_save="$libobjs" + + if test -n "$shlibpath_var"; then + # get the directories listed in $shlibpath_var + eval shlib_search_path=\`\$ECHO \"\${$shlibpath_var}\" \| \$SED \'s/:/ /g\'\` + else + shlib_search_path= + fi + eval sys_lib_search_path=\"$sys_lib_search_path_spec\" + eval sys_lib_dlsearch_path=\"$sys_lib_dlsearch_path_spec\" + + func_dirname "$output" "/" "" + output_objdir="$func_dirname_result$objdir" + func_to_tool_file "$output_objdir/" + tool_output_objdir=$func_to_tool_file_result + # Create the object directory. + func_mkdir_p "$output_objdir" + + # Determine the type of output + case $output in + "") + func_fatal_help "you must specify an output file" + ;; + *.$libext) linkmode=oldlib ;; + *.lo | *.$objext) linkmode=obj ;; + *.la) linkmode=lib ;; + *) linkmode=prog ;; # Anything else should be a program. + esac + + specialdeplibs= + + libs= + # Find all interdependent deplibs by searching for libraries + # that are linked more than once (e.g. -la -lb -la) + for deplib in $deplibs; do + if $opt_preserve_dup_deps ; then + case "$libs " in + *" $deplib "*) func_append specialdeplibs " $deplib" ;; + esac + fi + func_append libs " $deplib" + done + + if test "$linkmode" = lib; then + libs="$predeps $libs $compiler_lib_search_path $postdeps" + + # Compute libraries that are listed more than once in $predeps + # $postdeps and mark them as special (i.e., whose duplicates are + # not to be eliminated). + pre_post_deps= + if $opt_duplicate_compiler_generated_deps; then + for pre_post_dep in $predeps $postdeps; do + case "$pre_post_deps " in + *" $pre_post_dep "*) func_append specialdeplibs " $pre_post_deps" ;; + esac + func_append pre_post_deps " $pre_post_dep" + done + fi + pre_post_deps= + fi + + deplibs= + newdependency_libs= + newlib_search_path= + need_relink=no # whether we're linking any uninstalled libtool libraries + notinst_deplibs= # not-installed libtool libraries + notinst_path= # paths that contain not-installed libtool libraries + + case $linkmode in + lib) + passes="conv dlpreopen link" + for file in $dlfiles $dlprefiles; do + case $file in + *.la) ;; + *) + func_fatal_help "libraries can \`-dlopen' only libtool libraries: $file" + ;; + esac + done + ;; + prog) + compile_deplibs= + finalize_deplibs= + alldeplibs=no + newdlfiles= + newdlprefiles= + passes="conv scan dlopen dlpreopen link" + ;; + *) passes="conv" + ;; + esac + + for pass in $passes; do + # The preopen pass in lib mode reverses $deplibs; put it back here + # so that -L comes before libs that need it for instance... + if test "$linkmode,$pass" = "lib,link"; then + ## FIXME: Find the place where the list is rebuilt in the wrong + ## order, and fix it there properly + tmp_deplibs= + for deplib in $deplibs; do + tmp_deplibs="$deplib $tmp_deplibs" + done + deplibs="$tmp_deplibs" + fi + + if test "$linkmode,$pass" = "lib,link" || + test "$linkmode,$pass" = "prog,scan"; then + libs="$deplibs" + deplibs= + fi + if test "$linkmode" = prog; then + case $pass in + dlopen) libs="$dlfiles" ;; + dlpreopen) libs="$dlprefiles" ;; + link) + libs="$deplibs %DEPLIBS%" + test "X$link_all_deplibs" != Xno && libs="$libs $dependency_libs" + ;; + esac + fi + if test "$linkmode,$pass" = "lib,dlpreopen"; then + # Collect and forward deplibs of preopened libtool libs + for lib in $dlprefiles; do + # Ignore non-libtool-libs + dependency_libs= + func_resolve_sysroot "$lib" + case $lib in + *.la) func_source "$func_resolve_sysroot_result" ;; + esac + + # Collect preopened libtool deplibs, except any this library + # has declared as weak libs + for deplib in $dependency_libs; do + func_basename "$deplib" + deplib_base=$func_basename_result + case " $weak_libs " in + *" $deplib_base "*) ;; + *) func_append deplibs " $deplib" ;; + esac + done + done + libs="$dlprefiles" + fi + if test "$pass" = dlopen; then + # Collect dlpreopened libraries + save_deplibs="$deplibs" + deplibs= + fi + + for deplib in $libs; do + lib= + found=no + case $deplib in + -mt|-mthreads|-kthread|-Kthread|-pthread|-pthreads|--thread-safe \ + |-threads|-fopenmp|-openmp|-mp|-xopenmp|-omp|-qsmp=*) + if test "$linkmode,$pass" = "prog,link"; then + compile_deplibs="$deplib $compile_deplibs" + finalize_deplibs="$deplib $finalize_deplibs" + else + func_append compiler_flags " $deplib" + if test "$linkmode" = lib ; then + case "$new_inherited_linker_flags " in + *" $deplib "*) ;; + * ) func_append new_inherited_linker_flags " $deplib" ;; + esac + fi + fi + continue + ;; + -l*) + if test "$linkmode" != lib && test "$linkmode" != prog; then + func_warning "\`-l' is ignored for archives/objects" + continue + fi + func_stripname '-l' '' "$deplib" + name=$func_stripname_result + if test "$linkmode" = lib; then + searchdirs="$newlib_search_path $lib_search_path $compiler_lib_search_dirs $sys_lib_search_path $shlib_search_path" + else + searchdirs="$newlib_search_path $lib_search_path $sys_lib_search_path $shlib_search_path" + fi + for searchdir in $searchdirs; do + for search_ext in .la $std_shrext .so .a; do + # Search the libtool library + lib="$searchdir/lib${name}${search_ext}" + if test -f "$lib"; then + if test "$search_ext" = ".la"; then + found=yes + else + found=no + fi + break 2 + fi + done + done + if test "$found" != yes; then + # deplib doesn't seem to be a libtool library + if test "$linkmode,$pass" = "prog,link"; then + compile_deplibs="$deplib $compile_deplibs" + finalize_deplibs="$deplib $finalize_deplibs" + else + deplibs="$deplib $deplibs" + test "$linkmode" = lib && newdependency_libs="$deplib $newdependency_libs" + fi + continue + else # deplib is a libtool library + # If $allow_libtool_libs_with_static_runtimes && $deplib is a stdlib, + # We need to do some special things here, and not later. + if test "X$allow_libtool_libs_with_static_runtimes" = "Xyes" ; then + case " $predeps $postdeps " in + *" $deplib "*) + if func_lalib_p "$lib"; then + library_names= + old_library= + func_source "$lib" + for l in $old_library $library_names; do + ll="$l" + done + if test "X$ll" = "X$old_library" ; then # only static version available + found=no + func_dirname "$lib" "" "." + ladir="$func_dirname_result" + lib=$ladir/$old_library + if test "$linkmode,$pass" = "prog,link"; then + compile_deplibs="$deplib $compile_deplibs" + finalize_deplibs="$deplib $finalize_deplibs" + else + deplibs="$deplib $deplibs" + test "$linkmode" = lib && newdependency_libs="$deplib $newdependency_libs" + fi + continue + fi + fi + ;; + *) ;; + esac + fi + fi + ;; # -l + *.ltframework) + if test "$linkmode,$pass" = "prog,link"; then + compile_deplibs="$deplib $compile_deplibs" + finalize_deplibs="$deplib $finalize_deplibs" + else + deplibs="$deplib $deplibs" + if test "$linkmode" = lib ; then + case "$new_inherited_linker_flags " in + *" $deplib "*) ;; + * ) func_append new_inherited_linker_flags " $deplib" ;; + esac + fi + fi + continue + ;; + -L*) + case $linkmode in + lib) + deplibs="$deplib $deplibs" + test "$pass" = conv && continue + newdependency_libs="$deplib $newdependency_libs" + func_stripname '-L' '' "$deplib" + func_resolve_sysroot "$func_stripname_result" + func_append newlib_search_path " $func_resolve_sysroot_result" + ;; + prog) + if test "$pass" = conv; then + deplibs="$deplib $deplibs" + continue + fi + if test "$pass" = scan; then + deplibs="$deplib $deplibs" + else + compile_deplibs="$deplib $compile_deplibs" + finalize_deplibs="$deplib $finalize_deplibs" + fi + func_stripname '-L' '' "$deplib" + func_resolve_sysroot "$func_stripname_result" + func_append newlib_search_path " $func_resolve_sysroot_result" + ;; + *) + func_warning "\`-L' is ignored for archives/objects" + ;; + esac # linkmode + continue + ;; # -L + -R*) + if test "$pass" = link; then + func_stripname '-R' '' "$deplib" + func_resolve_sysroot "$func_stripname_result" + dir=$func_resolve_sysroot_result + # Make sure the xrpath contains only unique directories. + case "$xrpath " in + *" $dir "*) ;; + *) func_append xrpath " $dir" ;; + esac + fi + deplibs="$deplib $deplibs" + continue + ;; + *.la) + func_resolve_sysroot "$deplib" + lib=$func_resolve_sysroot_result + ;; + *.$libext) + if test "$pass" = conv; then + deplibs="$deplib $deplibs" + continue + fi + case $linkmode in + lib) + # Linking convenience modules into shared libraries is allowed, + # but linking other static libraries is non-portable. + case " $dlpreconveniencelibs " in + *" $deplib "*) ;; + *) + valid_a_lib=no + case $deplibs_check_method in + match_pattern*) + set dummy $deplibs_check_method; shift + match_pattern_regex=`expr "$deplibs_check_method" : "$1 \(.*\)"` + if eval "\$ECHO \"$deplib\"" 2>/dev/null | $SED 10q \ + | $EGREP "$match_pattern_regex" > /dev/null; then + valid_a_lib=yes + fi + ;; + pass_all) + valid_a_lib=yes + ;; + esac + if test "$valid_a_lib" != yes; then + echo + $ECHO "*** Warning: Trying to link with static lib archive $deplib." + echo "*** I have the capability to make that library automatically link in when" + echo "*** you link to this library. But I can only do this if you have a" + echo "*** shared version of the library, which you do not appear to have" + echo "*** because the file extensions .$libext of this argument makes me believe" + echo "*** that it is just a static archive that I should not use here." + else + echo + $ECHO "*** Warning: Linking the shared library $output against the" + $ECHO "*** static library $deplib is not portable!" + deplibs="$deplib $deplibs" + fi + ;; + esac + continue + ;; + prog) + if test "$pass" != link; then + deplibs="$deplib $deplibs" + else + compile_deplibs="$deplib $compile_deplibs" + finalize_deplibs="$deplib $finalize_deplibs" + fi + continue + ;; + esac # linkmode + ;; # *.$libext + *.lo | *.$objext) + if test "$pass" = conv; then + deplibs="$deplib $deplibs" + elif test "$linkmode" = prog; then + if test "$pass" = dlpreopen || test "$dlopen_support" != yes || test "$build_libtool_libs" = no; then + # If there is no dlopen support or we're linking statically, + # we need to preload. + func_append newdlprefiles " $deplib" + compile_deplibs="$deplib $compile_deplibs" + finalize_deplibs="$deplib $finalize_deplibs" + else + func_append newdlfiles " $deplib" + fi + fi + continue + ;; + %DEPLIBS%) + alldeplibs=yes + continue + ;; + esac # case $deplib + + if test "$found" = yes || test -f "$lib"; then : + else + func_fatal_error "cannot find the library \`$lib' or unhandled argument \`$deplib'" + fi + + # Check to see that this really is a libtool archive. + func_lalib_unsafe_p "$lib" \ + || func_fatal_error "\`$lib' is not a valid libtool archive" + + func_dirname "$lib" "" "." + ladir="$func_dirname_result" + + dlname= + dlopen= + dlpreopen= + libdir= + library_names= + old_library= + inherited_linker_flags= + # If the library was installed with an old release of libtool, + # it will not redefine variables installed, or shouldnotlink + installed=yes + shouldnotlink=no + avoidtemprpath= + + + # Read the .la file + func_source "$lib" + + # Convert "-framework foo" to "foo.ltframework" + if test -n "$inherited_linker_flags"; then + tmp_inherited_linker_flags=`$ECHO "$inherited_linker_flags" | $SED 's/-framework \([^ $]*\)/\1.ltframework/g'` + for tmp_inherited_linker_flag in $tmp_inherited_linker_flags; do + case " $new_inherited_linker_flags " in + *" $tmp_inherited_linker_flag "*) ;; + *) func_append new_inherited_linker_flags " $tmp_inherited_linker_flag";; + esac + done + fi + dependency_libs=`$ECHO " $dependency_libs" | $SED 's% \([^ $]*\).ltframework% -framework \1%g'` + if test "$linkmode,$pass" = "lib,link" || + test "$linkmode,$pass" = "prog,scan" || + { test "$linkmode" != prog && test "$linkmode" != lib; }; then + test -n "$dlopen" && func_append dlfiles " $dlopen" + test -n "$dlpreopen" && func_append dlprefiles " $dlpreopen" + fi + + if test "$pass" = conv; then + # Only check for convenience libraries + deplibs="$lib $deplibs" + if test -z "$libdir"; then + if test -z "$old_library"; then + func_fatal_error "cannot find name of link library for \`$lib'" + fi + # It is a libtool convenience library, so add in its objects. + func_append convenience " $ladir/$objdir/$old_library" + func_append old_convenience " $ladir/$objdir/$old_library" + tmp_libs= + for deplib in $dependency_libs; do + deplibs="$deplib $deplibs" + if $opt_preserve_dup_deps ; then + case "$tmp_libs " in + *" $deplib "*) func_append specialdeplibs " $deplib" ;; + esac + fi + func_append tmp_libs " $deplib" + done + elif test "$linkmode" != prog && test "$linkmode" != lib; then + func_fatal_error "\`$lib' is not a convenience library" + fi + continue + fi # $pass = conv + + + # Get the name of the library we link against. + linklib= + if test -n "$old_library" && + { test "$prefer_static_libs" = yes || + test "$prefer_static_libs,$installed" = "built,no"; }; then + linklib=$old_library + else + for l in $old_library $library_names; do + linklib="$l" + done + fi + if test -z "$linklib"; then + func_fatal_error "cannot find name of link library for \`$lib'" + fi + + # This library was specified with -dlopen. + if test "$pass" = dlopen; then + if test -z "$libdir"; then + func_fatal_error "cannot -dlopen a convenience library: \`$lib'" + fi + if test -z "$dlname" || + test "$dlopen_support" != yes || + test "$build_libtool_libs" = no; then + # If there is no dlname, no dlopen support or we're linking + # statically, we need to preload. We also need to preload any + # dependent libraries so libltdl's deplib preloader doesn't + # bomb out in the load deplibs phase. + func_append dlprefiles " $lib $dependency_libs" + else + func_append newdlfiles " $lib" + fi + continue + fi # $pass = dlopen + + # We need an absolute path. + case $ladir in + [\\/]* | [A-Za-z]:[\\/]*) abs_ladir="$ladir" ;; + *) + abs_ladir=`cd "$ladir" && pwd` + if test -z "$abs_ladir"; then + func_warning "cannot determine absolute directory name of \`$ladir'" + func_warning "passing it literally to the linker, although it might fail" + abs_ladir="$ladir" + fi + ;; + esac + func_basename "$lib" + laname="$func_basename_result" + + # Find the relevant object directory and library name. + if test "X$installed" = Xyes; then + if test ! -f "$lt_sysroot$libdir/$linklib" && test -f "$abs_ladir/$linklib"; then + func_warning "library \`$lib' was moved." + dir="$ladir" + absdir="$abs_ladir" + libdir="$abs_ladir" + else + dir="$lt_sysroot$libdir" + absdir="$lt_sysroot$libdir" + fi + test "X$hardcode_automatic" = Xyes && avoidtemprpath=yes + else + if test ! -f "$ladir/$objdir/$linklib" && test -f "$abs_ladir/$linklib"; then + dir="$ladir" + absdir="$abs_ladir" + # Remove this search path later + func_append notinst_path " $abs_ladir" + else + dir="$ladir/$objdir" + absdir="$abs_ladir/$objdir" + # Remove this search path later + func_append notinst_path " $abs_ladir" + fi + fi # $installed = yes + func_stripname 'lib' '.la' "$laname" + name=$func_stripname_result + + # This library was specified with -dlpreopen. + if test "$pass" = dlpreopen; then + if test -z "$libdir" && test "$linkmode" = prog; then + func_fatal_error "only libraries may -dlpreopen a convenience library: \`$lib'" + fi + case "$host" in + # special handling for platforms with PE-DLLs. + *cygwin* | *mingw* | *cegcc* ) + # Linker will automatically link against shared library if both + # static and shared are present. Therefore, ensure we extract + # symbols from the import library if a shared library is present + # (otherwise, the dlopen module name will be incorrect). We do + # this by putting the import library name into $newdlprefiles. + # We recover the dlopen module name by 'saving' the la file + # name in a special purpose variable, and (later) extracting the + # dlname from the la file. + if test -n "$dlname"; then + func_tr_sh "$dir/$linklib" + eval "libfile_$func_tr_sh_result=\$abs_ladir/\$laname" + func_append newdlprefiles " $dir/$linklib" + else + func_append newdlprefiles " $dir/$old_library" + # Keep a list of preopened convenience libraries to check + # that they are being used correctly in the link pass. + test -z "$libdir" && \ + func_append dlpreconveniencelibs " $dir/$old_library" + fi + ;; + * ) + # Prefer using a static library (so that no silly _DYNAMIC symbols + # are required to link). + if test -n "$old_library"; then + func_append newdlprefiles " $dir/$old_library" + # Keep a list of preopened convenience libraries to check + # that they are being used correctly in the link pass. + test -z "$libdir" && \ + func_append dlpreconveniencelibs " $dir/$old_library" + # Otherwise, use the dlname, so that lt_dlopen finds it. + elif test -n "$dlname"; then + func_append newdlprefiles " $dir/$dlname" + else + func_append newdlprefiles " $dir/$linklib" + fi + ;; + esac + fi # $pass = dlpreopen + + if test -z "$libdir"; then + # Link the convenience library + if test "$linkmode" = lib; then + deplibs="$dir/$old_library $deplibs" + elif test "$linkmode,$pass" = "prog,link"; then + compile_deplibs="$dir/$old_library $compile_deplibs" + finalize_deplibs="$dir/$old_library $finalize_deplibs" + else + deplibs="$lib $deplibs" # used for prog,scan pass + fi + continue + fi + + + if test "$linkmode" = prog && test "$pass" != link; then + func_append newlib_search_path " $ladir" + deplibs="$lib $deplibs" + + linkalldeplibs=no + if test "$link_all_deplibs" != no || test -z "$library_names" || + test "$build_libtool_libs" = no; then + linkalldeplibs=yes + fi + + tmp_libs= + for deplib in $dependency_libs; do + case $deplib in + -L*) func_stripname '-L' '' "$deplib" + func_resolve_sysroot "$func_stripname_result" + func_append newlib_search_path " $func_resolve_sysroot_result" + ;; + esac + # Need to link against all dependency_libs? + if test "$linkalldeplibs" = yes; then + deplibs="$deplib $deplibs" + else + # Need to hardcode shared library paths + # or/and link against static libraries + newdependency_libs="$deplib $newdependency_libs" + fi + if $opt_preserve_dup_deps ; then + case "$tmp_libs " in + *" $deplib "*) func_append specialdeplibs " $deplib" ;; + esac + fi + func_append tmp_libs " $deplib" + done # for deplib + continue + fi # $linkmode = prog... + + if test "$linkmode,$pass" = "prog,link"; then + if test -n "$library_names" && + { { test "$prefer_static_libs" = no || + test "$prefer_static_libs,$installed" = "built,yes"; } || + test -z "$old_library"; }; then + # We need to hardcode the library path + if test -n "$shlibpath_var" && test -z "$avoidtemprpath" ; then + # Make sure the rpath contains only unique directories. + case "$temp_rpath:" in + *"$absdir:"*) ;; + *) func_append temp_rpath "$absdir:" ;; + esac + fi + + # Hardcode the library path. + # Skip directories that are in the system default run-time + # search path. + case " $sys_lib_dlsearch_path " in + *" $absdir "*) ;; + *) + case "$compile_rpath " in + *" $absdir "*) ;; + *) func_append compile_rpath " $absdir" ;; + esac + ;; + esac + case " $sys_lib_dlsearch_path " in + *" $libdir "*) ;; + *) + case "$finalize_rpath " in + *" $libdir "*) ;; + *) func_append finalize_rpath " $libdir" ;; + esac + ;; + esac + fi # $linkmode,$pass = prog,link... + + if test "$alldeplibs" = yes && + { test "$deplibs_check_method" = pass_all || + { test "$build_libtool_libs" = yes && + test -n "$library_names"; }; }; then + # We only need to search for static libraries + continue + fi + fi + + link_static=no # Whether the deplib will be linked statically + use_static_libs=$prefer_static_libs + if test "$use_static_libs" = built && test "$installed" = yes; then + use_static_libs=no + fi + if test -n "$library_names" && + { test "$use_static_libs" = no || test -z "$old_library"; }; then + case $host in + *cygwin* | *mingw* | *cegcc*) + # No point in relinking DLLs because paths are not encoded + func_append notinst_deplibs " $lib" + need_relink=no + ;; + *) + if test "$installed" = no; then + func_append notinst_deplibs " $lib" + need_relink=yes + fi + ;; + esac + # This is a shared library + + # Warn about portability, can't link against -module's on some + # systems (darwin). Don't bleat about dlopened modules though! + dlopenmodule="" + for dlpremoduletest in $dlprefiles; do + if test "X$dlpremoduletest" = "X$lib"; then + dlopenmodule="$dlpremoduletest" + break + fi + done + if test -z "$dlopenmodule" && test "$shouldnotlink" = yes && test "$pass" = link; then + echo + if test "$linkmode" = prog; then + $ECHO "*** Warning: Linking the executable $output against the loadable module" + else + $ECHO "*** Warning: Linking the shared library $output against the loadable module" + fi + $ECHO "*** $linklib is not portable!" + fi + if test "$linkmode" = lib && + test "$hardcode_into_libs" = yes; then + # Hardcode the library path. + # Skip directories that are in the system default run-time + # search path. + case " $sys_lib_dlsearch_path " in + *" $absdir "*) ;; + *) + case "$compile_rpath " in + *" $absdir "*) ;; + *) func_append compile_rpath " $absdir" ;; + esac + ;; + esac + case " $sys_lib_dlsearch_path " in + *" $libdir "*) ;; + *) + case "$finalize_rpath " in + *" $libdir "*) ;; + *) func_append finalize_rpath " $libdir" ;; + esac + ;; + esac + fi + + if test -n "$old_archive_from_expsyms_cmds"; then + # figure out the soname + set dummy $library_names + shift + realname="$1" + shift + libname=`eval "\\$ECHO \"$libname_spec\""` + # use dlname if we got it. it's perfectly good, no? + if test -n "$dlname"; then + soname="$dlname" + elif test -n "$soname_spec"; then + # bleh windows + case $host in + *cygwin* | mingw* | *cegcc*) + func_arith $current - $age + major=$func_arith_result + versuffix="-$major" + ;; + esac + eval soname=\"$soname_spec\" + else + soname="$realname" + fi + + # Make a new name for the extract_expsyms_cmds to use + soroot="$soname" + func_basename "$soroot" + soname="$func_basename_result" + func_stripname 'lib' '.dll' "$soname" + newlib=libimp-$func_stripname_result.a + + # If the library has no export list, then create one now + if test -f "$output_objdir/$soname-def"; then : + else + func_verbose "extracting exported symbol list from \`$soname'" + func_execute_cmds "$extract_expsyms_cmds" 'exit $?' + fi + + # Create $newlib + if test -f "$output_objdir/$newlib"; then :; else + func_verbose "generating import library for \`$soname'" + func_execute_cmds "$old_archive_from_expsyms_cmds" 'exit $?' + fi + # make sure the library variables are pointing to the new library + dir=$output_objdir + linklib=$newlib + fi # test -n "$old_archive_from_expsyms_cmds" + + if test "$linkmode" = prog || test "$opt_mode" != relink; then + add_shlibpath= + add_dir= + add= + lib_linked=yes + case $hardcode_action in + immediate | unsupported) + if test "$hardcode_direct" = no; then + add="$dir/$linklib" + case $host in + *-*-sco3.2v5.0.[024]*) add_dir="-L$dir" ;; + *-*-sysv4*uw2*) add_dir="-L$dir" ;; + *-*-sysv5OpenUNIX* | *-*-sysv5UnixWare7.[01].[10]* | \ + *-*-unixware7*) add_dir="-L$dir" ;; + *-*-darwin* ) + # if the lib is a (non-dlopened) module then we can not + # link against it, someone is ignoring the earlier warnings + if /usr/bin/file -L $add 2> /dev/null | + $GREP ": [^:]* bundle" >/dev/null ; then + if test "X$dlopenmodule" != "X$lib"; then + $ECHO "*** Warning: lib $linklib is a module, not a shared library" + if test -z "$old_library" ; then + echo + echo "*** And there doesn't seem to be a static archive available" + echo "*** The link will probably fail, sorry" + else + add="$dir/$old_library" + fi + elif test -n "$old_library"; then + add="$dir/$old_library" + fi + fi + esac + elif test "$hardcode_minus_L" = no; then + case $host in + *-*-sunos*) add_shlibpath="$dir" ;; + esac + add_dir="-L$dir" + add="-l$name" + elif test "$hardcode_shlibpath_var" = no; then + add_shlibpath="$dir" + add="-l$name" + else + lib_linked=no + fi + ;; + relink) + if test "$hardcode_direct" = yes && + test "$hardcode_direct_absolute" = no; then + add="$dir/$linklib" + elif test "$hardcode_minus_L" = yes; then + add_dir="-L$absdir" + # Try looking first in the location we're being installed to. + if test -n "$inst_prefix_dir"; then + case $libdir in + [\\/]*) + func_append add_dir " -L$inst_prefix_dir$libdir" + ;; + esac + fi + add="-l$name" + elif test "$hardcode_shlibpath_var" = yes; then + add_shlibpath="$dir" + add="-l$name" + else + lib_linked=no + fi + ;; + *) lib_linked=no ;; + esac + + if test "$lib_linked" != yes; then + func_fatal_configuration "unsupported hardcode properties" + fi + + if test -n "$add_shlibpath"; then + case :$compile_shlibpath: in + *":$add_shlibpath:"*) ;; + *) func_append compile_shlibpath "$add_shlibpath:" ;; + esac + fi + if test "$linkmode" = prog; then + test -n "$add_dir" && compile_deplibs="$add_dir $compile_deplibs" + test -n "$add" && compile_deplibs="$add $compile_deplibs" + else + test -n "$add_dir" && deplibs="$add_dir $deplibs" + test -n "$add" && deplibs="$add $deplibs" + if test "$hardcode_direct" != yes && + test "$hardcode_minus_L" != yes && + test "$hardcode_shlibpath_var" = yes; then + case :$finalize_shlibpath: in + *":$libdir:"*) ;; + *) func_append finalize_shlibpath "$libdir:" ;; + esac + fi + fi + fi + + if test "$linkmode" = prog || test "$opt_mode" = relink; then + add_shlibpath= + add_dir= + add= + # Finalize command for both is simple: just hardcode it. + if test "$hardcode_direct" = yes && + test "$hardcode_direct_absolute" = no; then + add="$libdir/$linklib" + elif test "$hardcode_minus_L" = yes; then + add_dir="-L$libdir" + add="-l$name" + elif test "$hardcode_shlibpath_var" = yes; then + case :$finalize_shlibpath: in + *":$libdir:"*) ;; + *) func_append finalize_shlibpath "$libdir:" ;; + esac + add="-l$name" + elif test "$hardcode_automatic" = yes; then + if test -n "$inst_prefix_dir" && + test -f "$inst_prefix_dir$libdir/$linklib" ; then + add="$inst_prefix_dir$libdir/$linklib" + else + add="$libdir/$linklib" + fi + else + # We cannot seem to hardcode it, guess we'll fake it. + add_dir="-L$libdir" + # Try looking first in the location we're being installed to. + if test -n "$inst_prefix_dir"; then + case $libdir in + [\\/]*) + func_append add_dir " -L$inst_prefix_dir$libdir" + ;; + esac + fi + add="-l$name" + fi + + if test "$linkmode" = prog; then + test -n "$add_dir" && finalize_deplibs="$add_dir $finalize_deplibs" + test -n "$add" && finalize_deplibs="$add $finalize_deplibs" + else + test -n "$add_dir" && deplibs="$add_dir $deplibs" + test -n "$add" && deplibs="$add $deplibs" + fi + fi + elif test "$linkmode" = prog; then + # Here we assume that one of hardcode_direct or hardcode_minus_L + # is not unsupported. This is valid on all known static and + # shared platforms. + if test "$hardcode_direct" != unsupported; then + test -n "$old_library" && linklib="$old_library" + compile_deplibs="$dir/$linklib $compile_deplibs" + finalize_deplibs="$dir/$linklib $finalize_deplibs" + else + compile_deplibs="-l$name -L$dir $compile_deplibs" + finalize_deplibs="-l$name -L$dir $finalize_deplibs" + fi + elif test "$build_libtool_libs" = yes; then + # Not a shared library + if test "$deplibs_check_method" != pass_all; then + # We're trying link a shared library against a static one + # but the system doesn't support it. + + # Just print a warning and add the library to dependency_libs so + # that the program can be linked against the static library. + echo + $ECHO "*** Warning: This system can not link to static lib archive $lib." + echo "*** I have the capability to make that library automatically link in when" + echo "*** you link to this library. But I can only do this if you have a" + echo "*** shared version of the library, which you do not appear to have." + if test "$module" = yes; then + echo "*** But as you try to build a module library, libtool will still create " + echo "*** a static module, that should work as long as the dlopening application" + echo "*** is linked with the -dlopen flag to resolve symbols at runtime." + if test -z "$global_symbol_pipe"; then + echo + echo "*** However, this would only work if libtool was able to extract symbol" + echo "*** lists from a program, using \`nm' or equivalent, but libtool could" + echo "*** not find such a program. So, this module is probably useless." + echo "*** \`nm' from GNU binutils and a full rebuild may help." + fi + if test "$build_old_libs" = no; then + build_libtool_libs=module + build_old_libs=yes + else + build_libtool_libs=no + fi + fi + else + deplibs="$dir/$old_library $deplibs" + link_static=yes + fi + fi # link shared/static library? + + if test "$linkmode" = lib; then + if test -n "$dependency_libs" && + { test "$hardcode_into_libs" != yes || + test "$build_old_libs" = yes || + test "$link_static" = yes; }; then + # Extract -R from dependency_libs + temp_deplibs= + for libdir in $dependency_libs; do + case $libdir in + -R*) func_stripname '-R' '' "$libdir" + temp_xrpath=$func_stripname_result + case " $xrpath " in + *" $temp_xrpath "*) ;; + *) func_append xrpath " $temp_xrpath";; + esac;; + *) func_append temp_deplibs " $libdir";; + esac + done + dependency_libs="$temp_deplibs" + fi + + func_append newlib_search_path " $absdir" + # Link against this library + test "$link_static" = no && newdependency_libs="$abs_ladir/$laname $newdependency_libs" + # ... and its dependency_libs + tmp_libs= + for deplib in $dependency_libs; do + newdependency_libs="$deplib $newdependency_libs" + case $deplib in + -L*) func_stripname '-L' '' "$deplib" + func_resolve_sysroot "$func_stripname_result";; + *) func_resolve_sysroot "$deplib" ;; + esac + if $opt_preserve_dup_deps ; then + case "$tmp_libs " in + *" $func_resolve_sysroot_result "*) + func_append specialdeplibs " $func_resolve_sysroot_result" ;; + esac + fi + func_append tmp_libs " $func_resolve_sysroot_result" + done + + if test "$link_all_deplibs" != no; then + # Add the search paths of all dependency libraries + for deplib in $dependency_libs; do + path= + case $deplib in + -L*) path="$deplib" ;; + *.la) + func_resolve_sysroot "$deplib" + deplib=$func_resolve_sysroot_result + func_dirname "$deplib" "" "." + dir=$func_dirname_result + # We need an absolute path. + case $dir in + [\\/]* | [A-Za-z]:[\\/]*) absdir="$dir" ;; + *) + absdir=`cd "$dir" && pwd` + if test -z "$absdir"; then + func_warning "cannot determine absolute directory name of \`$dir'" + absdir="$dir" + fi + ;; + esac + if $GREP "^installed=no" $deplib > /dev/null; then + case $host in + *-*-darwin*) + depdepl= + eval deplibrary_names=`${SED} -n -e 's/^library_names=\(.*\)$/\1/p' $deplib` + if test -n "$deplibrary_names" ; then + for tmp in $deplibrary_names ; do + depdepl=$tmp + done + if test -f "$absdir/$objdir/$depdepl" ; then + depdepl="$absdir/$objdir/$depdepl" + darwin_install_name=`${OTOOL} -L $depdepl | awk '{if (NR == 2) {print $1;exit}}'` + if test -z "$darwin_install_name"; then + darwin_install_name=`${OTOOL64} -L $depdepl | awk '{if (NR == 2) {print $1;exit}}'` + fi + func_append compiler_flags " ${wl}-dylib_file ${wl}${darwin_install_name}:${depdepl}" + func_append linker_flags " -dylib_file ${darwin_install_name}:${depdepl}" + path= + fi + fi + ;; + *) + path="-L$absdir/$objdir" + ;; + esac + else + eval libdir=`${SED} -n -e 's/^libdir=\(.*\)$/\1/p' $deplib` + test -z "$libdir" && \ + func_fatal_error "\`$deplib' is not a valid libtool archive" + test "$absdir" != "$libdir" && \ + func_warning "\`$deplib' seems to be moved" + + path="-L$absdir" + fi + ;; + esac + case " $deplibs " in + *" $path "*) ;; + *) deplibs="$path $deplibs" ;; + esac + done + fi # link_all_deplibs != no + fi # linkmode = lib + done # for deplib in $libs + if test "$pass" = link; then + if test "$linkmode" = "prog"; then + compile_deplibs="$new_inherited_linker_flags $compile_deplibs" + finalize_deplibs="$new_inherited_linker_flags $finalize_deplibs" + else + compiler_flags="$compiler_flags "`$ECHO " $new_inherited_linker_flags" | $SED 's% \([^ $]*\).ltframework% -framework \1%g'` + fi + fi + dependency_libs="$newdependency_libs" + if test "$pass" = dlpreopen; then + # Link the dlpreopened libraries before other libraries + for deplib in $save_deplibs; do + deplibs="$deplib $deplibs" + done + fi + if test "$pass" != dlopen; then + if test "$pass" != conv; then + # Make sure lib_search_path contains only unique directories. + lib_search_path= + for dir in $newlib_search_path; do + case "$lib_search_path " in + *" $dir "*) ;; + *) func_append lib_search_path " $dir" ;; + esac + done + newlib_search_path= + fi + + if test "$linkmode,$pass" != "prog,link"; then + vars="deplibs" + else + vars="compile_deplibs finalize_deplibs" + fi + for var in $vars dependency_libs; do + # Add libraries to $var in reverse order + eval tmp_libs=\"\$$var\" + new_libs= + for deplib in $tmp_libs; do + # FIXME: Pedantically, this is the right thing to do, so + # that some nasty dependency loop isn't accidentally + # broken: + #new_libs="$deplib $new_libs" + # Pragmatically, this seems to cause very few problems in + # practice: + case $deplib in + -L*) new_libs="$deplib $new_libs" ;; + -R*) ;; + *) + # And here is the reason: when a library appears more + # than once as an explicit dependence of a library, or + # is implicitly linked in more than once by the + # compiler, it is considered special, and multiple + # occurrences thereof are not removed. Compare this + # with having the same library being listed as a + # dependency of multiple other libraries: in this case, + # we know (pedantically, we assume) the library does not + # need to be listed more than once, so we keep only the + # last copy. This is not always right, but it is rare + # enough that we require users that really mean to play + # such unportable linking tricks to link the library + # using -Wl,-lname, so that libtool does not consider it + # for duplicate removal. + case " $specialdeplibs " in + *" $deplib "*) new_libs="$deplib $new_libs" ;; + *) + case " $new_libs " in + *" $deplib "*) ;; + *) new_libs="$deplib $new_libs" ;; + esac + ;; + esac + ;; + esac + done + tmp_libs= + for deplib in $new_libs; do + case $deplib in + -L*) + case " $tmp_libs " in + *" $deplib "*) ;; + *) func_append tmp_libs " $deplib" ;; + esac + ;; + *) func_append tmp_libs " $deplib" ;; + esac + done + eval $var=\"$tmp_libs\" + done # for var + fi + # Last step: remove runtime libs from dependency_libs + # (they stay in deplibs) + tmp_libs= + for i in $dependency_libs ; do + case " $predeps $postdeps $compiler_lib_search_path " in + *" $i "*) + i="" + ;; + esac + if test -n "$i" ; then + func_append tmp_libs " $i" + fi + done + dependency_libs=$tmp_libs + done # for pass + if test "$linkmode" = prog; then + dlfiles="$newdlfiles" + fi + if test "$linkmode" = prog || test "$linkmode" = lib; then + dlprefiles="$newdlprefiles" + fi + + case $linkmode in + oldlib) + if test -n "$dlfiles$dlprefiles" || test "$dlself" != no; then + func_warning "\`-dlopen' is ignored for archives" + fi + + case " $deplibs" in + *\ -l* | *\ -L*) + func_warning "\`-l' and \`-L' are ignored for archives" ;; + esac + + test -n "$rpath" && \ + func_warning "\`-rpath' is ignored for archives" + + test -n "$xrpath" && \ + func_warning "\`-R' is ignored for archives" + + test -n "$vinfo" && \ + func_warning "\`-version-info/-version-number' is ignored for archives" + + test -n "$release" && \ + func_warning "\`-release' is ignored for archives" + + test -n "$export_symbols$export_symbols_regex" && \ + func_warning "\`-export-symbols' is ignored for archives" + + # Now set the variables for building old libraries. + build_libtool_libs=no + oldlibs="$output" + func_append objs "$old_deplibs" + ;; + + lib) + # Make sure we only generate libraries of the form `libNAME.la'. + case $outputname in + lib*) + func_stripname 'lib' '.la' "$outputname" + name=$func_stripname_result + eval shared_ext=\"$shrext_cmds\" + eval libname=\"$libname_spec\" + ;; + *) + test "$module" = no && \ + func_fatal_help "libtool library \`$output' must begin with \`lib'" + + if test "$need_lib_prefix" != no; then + # Add the "lib" prefix for modules if required + func_stripname '' '.la' "$outputname" + name=$func_stripname_result + eval shared_ext=\"$shrext_cmds\" + eval libname=\"$libname_spec\" + else + func_stripname '' '.la' "$outputname" + libname=$func_stripname_result + fi + ;; + esac + + if test -n "$objs"; then + if test "$deplibs_check_method" != pass_all; then + func_fatal_error "cannot build libtool library \`$output' from non-libtool objects on this host:$objs" + else + echo + $ECHO "*** Warning: Linking the shared library $output against the non-libtool" + $ECHO "*** objects $objs is not portable!" + func_append libobjs " $objs" + fi + fi + + test "$dlself" != no && \ + func_warning "\`-dlopen self' is ignored for libtool libraries" + + set dummy $rpath + shift + test "$#" -gt 1 && \ + func_warning "ignoring multiple \`-rpath's for a libtool library" + + install_libdir="$1" + + oldlibs= + if test -z "$rpath"; then + if test "$build_libtool_libs" = yes; then + # Building a libtool convenience library. + # Some compilers have problems with a `.al' extension so + # convenience libraries should have the same extension an + # archive normally would. + oldlibs="$output_objdir/$libname.$libext $oldlibs" + build_libtool_libs=convenience + build_old_libs=yes + fi + + test -n "$vinfo" && \ + func_warning "\`-version-info/-version-number' is ignored for convenience libraries" + + test -n "$release" && \ + func_warning "\`-release' is ignored for convenience libraries" + else + + # Parse the version information argument. + save_ifs="$IFS"; IFS=':' + set dummy $vinfo 0 0 0 + shift + IFS="$save_ifs" + + test -n "$7" && \ + func_fatal_help "too many parameters to \`-version-info'" + + # convert absolute version numbers to libtool ages + # this retains compatibility with .la files and attempts + # to make the code below a bit more comprehensible + + case $vinfo_number in + yes) + number_major="$1" + number_minor="$2" + number_revision="$3" + # + # There are really only two kinds -- those that + # use the current revision as the major version + # and those that subtract age and use age as + # a minor version. But, then there is irix + # which has an extra 1 added just for fun + # + case $version_type in + # correct linux to gnu/linux during the next big refactor + darwin|linux|osf|windows|none) + func_arith $number_major + $number_minor + current=$func_arith_result + age="$number_minor" + revision="$number_revision" + ;; + freebsd-aout|freebsd-elf|qnx|sunos) + current="$number_major" + revision="$number_minor" + age="0" + ;; + irix|nonstopux) + func_arith $number_major + $number_minor + current=$func_arith_result + age="$number_minor" + revision="$number_minor" + lt_irix_increment=no + ;; + *) + func_fatal_configuration "$modename: unknown library version type \`$version_type'" + ;; + esac + ;; + no) + current="$1" + revision="$2" + age="$3" + ;; + esac + + # Check that each of the things are valid numbers. + case $current in + 0|[1-9]|[1-9][0-9]|[1-9][0-9][0-9]|[1-9][0-9][0-9][0-9]|[1-9][0-9][0-9][0-9][0-9]) ;; + *) + func_error "CURRENT \`$current' must be a nonnegative integer" + func_fatal_error "\`$vinfo' is not valid version information" + ;; + esac + + case $revision in + 0|[1-9]|[1-9][0-9]|[1-9][0-9][0-9]|[1-9][0-9][0-9][0-9]|[1-9][0-9][0-9][0-9][0-9]) ;; + *) + func_error "REVISION \`$revision' must be a nonnegative integer" + func_fatal_error "\`$vinfo' is not valid version information" + ;; + esac + + case $age in + 0|[1-9]|[1-9][0-9]|[1-9][0-9][0-9]|[1-9][0-9][0-9][0-9]|[1-9][0-9][0-9][0-9][0-9]) ;; + *) + func_error "AGE \`$age' must be a nonnegative integer" + func_fatal_error "\`$vinfo' is not valid version information" + ;; + esac + + if test "$age" -gt "$current"; then + func_error "AGE \`$age' is greater than the current interface number \`$current'" + func_fatal_error "\`$vinfo' is not valid version information" + fi + + # Calculate the version variables. + major= + versuffix= + verstring= + case $version_type in + none) ;; + + darwin) + # Like Linux, but with the current version available in + # verstring for coding it into the library header + func_arith $current - $age + major=.$func_arith_result + versuffix="$major.$age.$revision" + # Darwin ld doesn't like 0 for these options... + func_arith $current + 1 + minor_current=$func_arith_result + xlcverstring="${wl}-compatibility_version ${wl}$minor_current ${wl}-current_version ${wl}$minor_current.$revision" + verstring="-compatibility_version $minor_current -current_version $minor_current.$revision" + ;; + + freebsd-aout) + major=".$current" + versuffix=".$current.$revision"; + ;; + + freebsd-elf) + major=".$current" + versuffix=".$current" + ;; + + irix | nonstopux) + if test "X$lt_irix_increment" = "Xno"; then + func_arith $current - $age + else + func_arith $current - $age + 1 + fi + major=$func_arith_result + + case $version_type in + nonstopux) verstring_prefix=nonstopux ;; + *) verstring_prefix=sgi ;; + esac + verstring="$verstring_prefix$major.$revision" + + # Add in all the interfaces that we are compatible with. + loop=$revision + while test "$loop" -ne 0; do + func_arith $revision - $loop + iface=$func_arith_result + func_arith $loop - 1 + loop=$func_arith_result + verstring="$verstring_prefix$major.$iface:$verstring" + done + + # Before this point, $major must not contain `.'. + major=.$major + versuffix="$major.$revision" + ;; + + linux) # correct to gnu/linux during the next big refactor + func_arith $current - $age + major=.$func_arith_result + versuffix="$major.$age.$revision" + ;; + + osf) + func_arith $current - $age + major=.$func_arith_result + versuffix=".$current.$age.$revision" + verstring="$current.$age.$revision" + + # Add in all the interfaces that we are compatible with. + loop=$age + while test "$loop" -ne 0; do + func_arith $current - $loop + iface=$func_arith_result + func_arith $loop - 1 + loop=$func_arith_result + verstring="$verstring:${iface}.0" + done + + # Make executables depend on our current version. + func_append verstring ":${current}.0" + ;; + + qnx) + major=".$current" + versuffix=".$current" + ;; + + sunos) + major=".$current" + versuffix=".$current.$revision" + ;; + + windows) + # Use '-' rather than '.', since we only want one + # extension on DOS 8.3 filesystems. + func_arith $current - $age + major=$func_arith_result + versuffix="-$major" + ;; + + *) + func_fatal_configuration "unknown library version type \`$version_type'" + ;; + esac + + # Clear the version info if we defaulted, and they specified a release. + if test -z "$vinfo" && test -n "$release"; then + major= + case $version_type in + darwin) + # we can't check for "0.0" in archive_cmds due to quoting + # problems, so we reset it completely + verstring= + ;; + *) + verstring="0.0" + ;; + esac + if test "$need_version" = no; then + versuffix= + else + versuffix=".0.0" + fi + fi + + # Remove version info from name if versioning should be avoided + if test "$avoid_version" = yes && test "$need_version" = no; then + major= + versuffix= + verstring="" + fi + + # Check to see if the archive will have undefined symbols. + if test "$allow_undefined" = yes; then + if test "$allow_undefined_flag" = unsupported; then + func_warning "undefined symbols not allowed in $host shared libraries" + build_libtool_libs=no + build_old_libs=yes + fi + else + # Don't allow undefined symbols. + allow_undefined_flag="$no_undefined_flag" + fi + + fi + + func_generate_dlsyms "$libname" "$libname" "yes" + func_append libobjs " $symfileobj" + test "X$libobjs" = "X " && libobjs= + + if test "$opt_mode" != relink; then + # Remove our outputs, but don't remove object files since they + # may have been created when compiling PIC objects. + removelist= + tempremovelist=`$ECHO "$output_objdir/*"` + for p in $tempremovelist; do + case $p in + *.$objext | *.gcno) + ;; + $output_objdir/$outputname | $output_objdir/$libname.* | $output_objdir/${libname}${release}.*) + if test "X$precious_files_regex" != "X"; then + if $ECHO "$p" | $EGREP -e "$precious_files_regex" >/dev/null 2>&1 + then + continue + fi + fi + func_append removelist " $p" + ;; + *) ;; + esac + done + test -n "$removelist" && \ + func_show_eval "${RM}r \$removelist" + fi + + # Now set the variables for building old libraries. + if test "$build_old_libs" = yes && test "$build_libtool_libs" != convenience ; then + func_append oldlibs " $output_objdir/$libname.$libext" + + # Transform .lo files to .o files. + oldobjs="$objs "`$ECHO "$libobjs" | $SP2NL | $SED "/\.${libext}$/d; $lo2o" | $NL2SP` + fi + + # Eliminate all temporary directories. + #for path in $notinst_path; do + # lib_search_path=`$ECHO "$lib_search_path " | $SED "s% $path % %g"` + # deplibs=`$ECHO "$deplibs " | $SED "s% -L$path % %g"` + # dependency_libs=`$ECHO "$dependency_libs " | $SED "s% -L$path % %g"` + #done + + if test -n "$xrpath"; then + # If the user specified any rpath flags, then add them. + temp_xrpath= + for libdir in $xrpath; do + func_replace_sysroot "$libdir" + func_append temp_xrpath " -R$func_replace_sysroot_result" + case "$finalize_rpath " in + *" $libdir "*) ;; + *) func_append finalize_rpath " $libdir" ;; + esac + done + if test "$hardcode_into_libs" != yes || test "$build_old_libs" = yes; then + dependency_libs="$temp_xrpath $dependency_libs" + fi + fi + + # Make sure dlfiles contains only unique files that won't be dlpreopened + old_dlfiles="$dlfiles" + dlfiles= + for lib in $old_dlfiles; do + case " $dlprefiles $dlfiles " in + *" $lib "*) ;; + *) func_append dlfiles " $lib" ;; + esac + done + + # Make sure dlprefiles contains only unique files + old_dlprefiles="$dlprefiles" + dlprefiles= + for lib in $old_dlprefiles; do + case "$dlprefiles " in + *" $lib "*) ;; + *) func_append dlprefiles " $lib" ;; + esac + done + + if test "$build_libtool_libs" = yes; then + if test -n "$rpath"; then + case $host in + *-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-os2* | *-*-beos* | *-cegcc* | *-*-haiku*) + # these systems don't actually have a c library (as such)! + ;; + *-*-rhapsody* | *-*-darwin1.[012]) + # Rhapsody C library is in the System framework + func_append deplibs " System.ltframework" + ;; + *-*-netbsd*) + # Don't link with libc until the a.out ld.so is fixed. + ;; + *-*-openbsd* | *-*-freebsd* | *-*-dragonfly*) + # Do not include libc due to us having libc/libc_r. + ;; + *-*-sco3.2v5* | *-*-sco5v6*) + # Causes problems with __ctype + ;; + *-*-sysv4.2uw2* | *-*-sysv5* | *-*-unixware* | *-*-OpenUNIX*) + # Compiler inserts libc in the correct place for threads to work + ;; + *) + # Add libc to deplibs on all other systems if necessary. + if test "$build_libtool_need_lc" = "yes"; then + func_append deplibs " -lc" + fi + ;; + esac + fi + + # Transform deplibs into only deplibs that can be linked in shared. + name_save=$name + libname_save=$libname + release_save=$release + versuffix_save=$versuffix + major_save=$major + # I'm not sure if I'm treating the release correctly. I think + # release should show up in the -l (ie -lgmp5) so we don't want to + # add it in twice. Is that correct? + release="" + versuffix="" + major="" + newdeplibs= + droppeddeps=no + case $deplibs_check_method in + pass_all) + # Don't check for shared/static. Everything works. + # This might be a little naive. We might want to check + # whether the library exists or not. But this is on + # osf3 & osf4 and I'm not really sure... Just + # implementing what was already the behavior. + newdeplibs=$deplibs + ;; + test_compile) + # This code stresses the "libraries are programs" paradigm to its + # limits. Maybe even breaks it. We compile a program, linking it + # against the deplibs as a proxy for the library. Then we can check + # whether they linked in statically or dynamically with ldd. + $opt_dry_run || $RM conftest.c + cat > conftest.c </dev/null` + $nocaseglob + else + potential_libs=`ls $i/$libnameglob[.-]* 2>/dev/null` + fi + for potent_lib in $potential_libs; do + # Follow soft links. + if ls -lLd "$potent_lib" 2>/dev/null | + $GREP " -> " >/dev/null; then + continue + fi + # The statement above tries to avoid entering an + # endless loop below, in case of cyclic links. + # We might still enter an endless loop, since a link + # loop can be closed while we follow links, + # but so what? + potlib="$potent_lib" + while test -h "$potlib" 2>/dev/null; do + potliblink=`ls -ld $potlib | ${SED} 's/.* -> //'` + case $potliblink in + [\\/]* | [A-Za-z]:[\\/]*) potlib="$potliblink";; + *) potlib=`$ECHO "$potlib" | $SED 's,[^/]*$,,'`"$potliblink";; + esac + done + if eval $file_magic_cmd \"\$potlib\" 2>/dev/null | + $SED -e 10q | + $EGREP "$file_magic_regex" > /dev/null; then + func_append newdeplibs " $a_deplib" + a_deplib="" + break 2 + fi + done + done + fi + if test -n "$a_deplib" ; then + droppeddeps=yes + echo + $ECHO "*** Warning: linker path does not have real file for library $a_deplib." + echo "*** I have the capability to make that library automatically link in when" + echo "*** you link to this library. But I can only do this if you have a" + echo "*** shared version of the library, which you do not appear to have" + echo "*** because I did check the linker path looking for a file starting" + if test -z "$potlib" ; then + $ECHO "*** with $libname but no candidates were found. (...for file magic test)" + else + $ECHO "*** with $libname and none of the candidates passed a file format test" + $ECHO "*** using a file magic. Last file checked: $potlib" + fi + fi + ;; + *) + # Add a -L argument. + func_append newdeplibs " $a_deplib" + ;; + esac + done # Gone through all deplibs. + ;; + match_pattern*) + set dummy $deplibs_check_method; shift + match_pattern_regex=`expr "$deplibs_check_method" : "$1 \(.*\)"` + for a_deplib in $deplibs; do + case $a_deplib in + -l*) + func_stripname -l '' "$a_deplib" + name=$func_stripname_result + if test "X$allow_libtool_libs_with_static_runtimes" = "Xyes" ; then + case " $predeps $postdeps " in + *" $a_deplib "*) + func_append newdeplibs " $a_deplib" + a_deplib="" + ;; + esac + fi + if test -n "$a_deplib" ; then + libname=`eval "\\$ECHO \"$libname_spec\""` + for i in $lib_search_path $sys_lib_search_path $shlib_search_path; do + potential_libs=`ls $i/$libname[.-]* 2>/dev/null` + for potent_lib in $potential_libs; do + potlib="$potent_lib" # see symlink-check above in file_magic test + if eval "\$ECHO \"$potent_lib\"" 2>/dev/null | $SED 10q | \ + $EGREP "$match_pattern_regex" > /dev/null; then + func_append newdeplibs " $a_deplib" + a_deplib="" + break 2 + fi + done + done + fi + if test -n "$a_deplib" ; then + droppeddeps=yes + echo + $ECHO "*** Warning: linker path does not have real file for library $a_deplib." + echo "*** I have the capability to make that library automatically link in when" + echo "*** you link to this library. But I can only do this if you have a" + echo "*** shared version of the library, which you do not appear to have" + echo "*** because I did check the linker path looking for a file starting" + if test -z "$potlib" ; then + $ECHO "*** with $libname but no candidates were found. (...for regex pattern test)" + else + $ECHO "*** with $libname and none of the candidates passed a file format test" + $ECHO "*** using a regex pattern. Last file checked: $potlib" + fi + fi + ;; + *) + # Add a -L argument. + func_append newdeplibs " $a_deplib" + ;; + esac + done # Gone through all deplibs. + ;; + none | unknown | *) + newdeplibs="" + tmp_deplibs=`$ECHO " $deplibs" | $SED 's/ -lc$//; s/ -[LR][^ ]*//g'` + if test "X$allow_libtool_libs_with_static_runtimes" = "Xyes" ; then + for i in $predeps $postdeps ; do + # can't use Xsed below, because $i might contain '/' + tmp_deplibs=`$ECHO " $tmp_deplibs" | $SED "s,$i,,"` + done + fi + case $tmp_deplibs in + *[!\ \ ]*) + echo + if test "X$deplibs_check_method" = "Xnone"; then + echo "*** Warning: inter-library dependencies are not supported in this platform." + else + echo "*** Warning: inter-library dependencies are not known to be supported." + fi + echo "*** All declared inter-library dependencies are being dropped." + droppeddeps=yes + ;; + esac + ;; + esac + versuffix=$versuffix_save + major=$major_save + release=$release_save + libname=$libname_save + name=$name_save + + case $host in + *-*-rhapsody* | *-*-darwin1.[012]) + # On Rhapsody replace the C library with the System framework + newdeplibs=`$ECHO " $newdeplibs" | $SED 's/ -lc / System.ltframework /'` + ;; + esac + + if test "$droppeddeps" = yes; then + if test "$module" = yes; then + echo + echo "*** Warning: libtool could not satisfy all declared inter-library" + $ECHO "*** dependencies of module $libname. Therefore, libtool will create" + echo "*** a static module, that should work as long as the dlopening" + echo "*** application is linked with the -dlopen flag." + if test -z "$global_symbol_pipe"; then + echo + echo "*** However, this would only work if libtool was able to extract symbol" + echo "*** lists from a program, using \`nm' or equivalent, but libtool could" + echo "*** not find such a program. So, this module is probably useless." + echo "*** \`nm' from GNU binutils and a full rebuild may help." + fi + if test "$build_old_libs" = no; then + oldlibs="$output_objdir/$libname.$libext" + build_libtool_libs=module + build_old_libs=yes + else + build_libtool_libs=no + fi + else + echo "*** The inter-library dependencies that have been dropped here will be" + echo "*** automatically added whenever a program is linked with this library" + echo "*** or is declared to -dlopen it." + + if test "$allow_undefined" = no; then + echo + echo "*** Since this library must not contain undefined symbols," + echo "*** because either the platform does not support them or" + echo "*** it was explicitly requested with -no-undefined," + echo "*** libtool will only create a static version of it." + if test "$build_old_libs" = no; then + oldlibs="$output_objdir/$libname.$libext" + build_libtool_libs=module + build_old_libs=yes + else + build_libtool_libs=no + fi + fi + fi + fi + # Done checking deplibs! + deplibs=$newdeplibs + fi + # Time to change all our "foo.ltframework" stuff back to "-framework foo" + case $host in + *-*-darwin*) + newdeplibs=`$ECHO " $newdeplibs" | $SED 's% \([^ $]*\).ltframework% -framework \1%g'` + new_inherited_linker_flags=`$ECHO " $new_inherited_linker_flags" | $SED 's% \([^ $]*\).ltframework% -framework \1%g'` + deplibs=`$ECHO " $deplibs" | $SED 's% \([^ $]*\).ltframework% -framework \1%g'` + ;; + esac + + # move library search paths that coincide with paths to not yet + # installed libraries to the beginning of the library search list + new_libs= + for path in $notinst_path; do + case " $new_libs " in + *" -L$path/$objdir "*) ;; + *) + case " $deplibs " in + *" -L$path/$objdir "*) + func_append new_libs " -L$path/$objdir" ;; + esac + ;; + esac + done + for deplib in $deplibs; do + case $deplib in + -L*) + case " $new_libs " in + *" $deplib "*) ;; + *) func_append new_libs " $deplib" ;; + esac + ;; + *) func_append new_libs " $deplib" ;; + esac + done + deplibs="$new_libs" + + # All the library-specific variables (install_libdir is set above). + library_names= + old_library= + dlname= + + # Test again, we may have decided not to build it any more + if test "$build_libtool_libs" = yes; then + # Remove ${wl} instances when linking with ld. + # FIXME: should test the right _cmds variable. + case $archive_cmds in + *\$LD\ *) wl= ;; + esac + if test "$hardcode_into_libs" = yes; then + # Hardcode the library paths + hardcode_libdirs= + dep_rpath= + rpath="$finalize_rpath" + test "$opt_mode" != relink && rpath="$compile_rpath$rpath" + for libdir in $rpath; do + if test -n "$hardcode_libdir_flag_spec"; then + if test -n "$hardcode_libdir_separator"; then + func_replace_sysroot "$libdir" + libdir=$func_replace_sysroot_result + if test -z "$hardcode_libdirs"; then + hardcode_libdirs="$libdir" + else + # Just accumulate the unique libdirs. + case $hardcode_libdir_separator$hardcode_libdirs$hardcode_libdir_separator in + *"$hardcode_libdir_separator$libdir$hardcode_libdir_separator"*) + ;; + *) + func_append hardcode_libdirs "$hardcode_libdir_separator$libdir" + ;; + esac + fi + else + eval flag=\"$hardcode_libdir_flag_spec\" + func_append dep_rpath " $flag" + fi + elif test -n "$runpath_var"; then + case "$perm_rpath " in + *" $libdir "*) ;; + *) func_append perm_rpath " $libdir" ;; + esac + fi + done + # Substitute the hardcoded libdirs into the rpath. + if test -n "$hardcode_libdir_separator" && + test -n "$hardcode_libdirs"; then + libdir="$hardcode_libdirs" + eval "dep_rpath=\"$hardcode_libdir_flag_spec\"" + fi + if test -n "$runpath_var" && test -n "$perm_rpath"; then + # We should set the runpath_var. + rpath= + for dir in $perm_rpath; do + func_append rpath "$dir:" + done + eval "$runpath_var='$rpath\$$runpath_var'; export $runpath_var" + fi + test -n "$dep_rpath" && deplibs="$dep_rpath $deplibs" + fi + + shlibpath="$finalize_shlibpath" + test "$opt_mode" != relink && shlibpath="$compile_shlibpath$shlibpath" + if test -n "$shlibpath"; then + eval "$shlibpath_var='$shlibpath\$$shlibpath_var'; export $shlibpath_var" + fi + + # Get the real and link names of the library. + eval shared_ext=\"$shrext_cmds\" + eval library_names=\"$library_names_spec\" + set dummy $library_names + shift + realname="$1" + shift + + if test -n "$soname_spec"; then + eval soname=\"$soname_spec\" + else + soname="$realname" + fi + if test -z "$dlname"; then + dlname=$soname + fi + + lib="$output_objdir/$realname" + linknames= + for link + do + func_append linknames " $link" + done + + # Use standard objects if they are pic + test -z "$pic_flag" && libobjs=`$ECHO "$libobjs" | $SP2NL | $SED "$lo2o" | $NL2SP` + test "X$libobjs" = "X " && libobjs= + + delfiles= + if test -n "$export_symbols" && test -n "$include_expsyms"; then + $opt_dry_run || cp "$export_symbols" "$output_objdir/$libname.uexp" + export_symbols="$output_objdir/$libname.uexp" + func_append delfiles " $export_symbols" + fi + + orig_export_symbols= + case $host_os in + cygwin* | mingw* | cegcc*) + if test -n "$export_symbols" && test -z "$export_symbols_regex"; then + # exporting using user supplied symfile + if test "x`$SED 1q $export_symbols`" != xEXPORTS; then + # and it's NOT already a .def file. Must figure out + # which of the given symbols are data symbols and tag + # them as such. So, trigger use of export_symbols_cmds. + # export_symbols gets reassigned inside the "prepare + # the list of exported symbols" if statement, so the + # include_expsyms logic still works. + orig_export_symbols="$export_symbols" + export_symbols= + always_export_symbols=yes + fi + fi + ;; + esac + + # Prepare the list of exported symbols + if test -z "$export_symbols"; then + if test "$always_export_symbols" = yes || test -n "$export_symbols_regex"; then + func_verbose "generating symbol list for \`$libname.la'" + export_symbols="$output_objdir/$libname.exp" + $opt_dry_run || $RM $export_symbols + cmds=$export_symbols_cmds + save_ifs="$IFS"; IFS='~' + for cmd1 in $cmds; do + IFS="$save_ifs" + # Take the normal branch if the nm_file_list_spec branch + # doesn't work or if tool conversion is not needed. + case $nm_file_list_spec~$to_tool_file_cmd in + *~func_convert_file_noop | *~func_convert_file_msys_to_w32 | ~*) + try_normal_branch=yes + eval cmd=\"$cmd1\" + func_len " $cmd" + len=$func_len_result + ;; + *) + try_normal_branch=no + ;; + esac + if test "$try_normal_branch" = yes \ + && { test "$len" -lt "$max_cmd_len" \ + || test "$max_cmd_len" -le -1; } + then + func_show_eval "$cmd" 'exit $?' + skipped_export=false + elif test -n "$nm_file_list_spec"; then + func_basename "$output" + output_la=$func_basename_result + save_libobjs=$libobjs + save_output=$output + output=${output_objdir}/${output_la}.nm + func_to_tool_file "$output" + libobjs=$nm_file_list_spec$func_to_tool_file_result + func_append delfiles " $output" + func_verbose "creating $NM input file list: $output" + for obj in $save_libobjs; do + func_to_tool_file "$obj" + $ECHO "$func_to_tool_file_result" + done > "$output" + eval cmd=\"$cmd1\" + func_show_eval "$cmd" 'exit $?' + output=$save_output + libobjs=$save_libobjs + skipped_export=false + else + # The command line is too long to execute in one step. + func_verbose "using reloadable object file for export list..." + skipped_export=: + # Break out early, otherwise skipped_export may be + # set to false by a later but shorter cmd. + break + fi + done + IFS="$save_ifs" + if test -n "$export_symbols_regex" && test "X$skipped_export" != "X:"; then + func_show_eval '$EGREP -e "$export_symbols_regex" "$export_symbols" > "${export_symbols}T"' + func_show_eval '$MV "${export_symbols}T" "$export_symbols"' + fi + fi + fi + + if test -n "$export_symbols" && test -n "$include_expsyms"; then + tmp_export_symbols="$export_symbols" + test -n "$orig_export_symbols" && tmp_export_symbols="$orig_export_symbols" + $opt_dry_run || eval '$ECHO "$include_expsyms" | $SP2NL >> "$tmp_export_symbols"' + fi + + if test "X$skipped_export" != "X:" && test -n "$orig_export_symbols"; then + # The given exports_symbols file has to be filtered, so filter it. + func_verbose "filter symbol list for \`$libname.la' to tag DATA exports" + # FIXME: $output_objdir/$libname.filter potentially contains lots of + # 's' commands which not all seds can handle. GNU sed should be fine + # though. Also, the filter scales superlinearly with the number of + # global variables. join(1) would be nice here, but unfortunately + # isn't a blessed tool. + $opt_dry_run || $SED -e '/[ ,]DATA/!d;s,\(.*\)\([ \,].*\),s|^\1$|\1\2|,' < $export_symbols > $output_objdir/$libname.filter + func_append delfiles " $export_symbols $output_objdir/$libname.filter" + export_symbols=$output_objdir/$libname.def + $opt_dry_run || $SED -f $output_objdir/$libname.filter < $orig_export_symbols > $export_symbols + fi + + tmp_deplibs= + for test_deplib in $deplibs; do + case " $convenience " in + *" $test_deplib "*) ;; + *) + func_append tmp_deplibs " $test_deplib" + ;; + esac + done + deplibs="$tmp_deplibs" + + if test -n "$convenience"; then + if test -n "$whole_archive_flag_spec" && + test "$compiler_needs_object" = yes && + test -z "$libobjs"; then + # extract the archives, so we have objects to list. + # TODO: could optimize this to just extract one archive. + whole_archive_flag_spec= + fi + if test -n "$whole_archive_flag_spec"; then + save_libobjs=$libobjs + eval libobjs=\"\$libobjs $whole_archive_flag_spec\" + test "X$libobjs" = "X " && libobjs= + else + gentop="$output_objdir/${outputname}x" + func_append generated " $gentop" + + func_extract_archives $gentop $convenience + func_append libobjs " $func_extract_archives_result" + test "X$libobjs" = "X " && libobjs= + fi + fi + + if test "$thread_safe" = yes && test -n "$thread_safe_flag_spec"; then + eval flag=\"$thread_safe_flag_spec\" + func_append linker_flags " $flag" + fi + + # Make a backup of the uninstalled library when relinking + if test "$opt_mode" = relink; then + $opt_dry_run || eval '(cd $output_objdir && $RM ${realname}U && $MV $realname ${realname}U)' || exit $? + fi + + # Do each of the archive commands. + if test "$module" = yes && test -n "$module_cmds" ; then + if test -n "$export_symbols" && test -n "$module_expsym_cmds"; then + eval test_cmds=\"$module_expsym_cmds\" + cmds=$module_expsym_cmds + else + eval test_cmds=\"$module_cmds\" + cmds=$module_cmds + fi + else + if test -n "$export_symbols" && test -n "$archive_expsym_cmds"; then + eval test_cmds=\"$archive_expsym_cmds\" + cmds=$archive_expsym_cmds + else + eval test_cmds=\"$archive_cmds\" + cmds=$archive_cmds + fi + fi + + if test "X$skipped_export" != "X:" && + func_len " $test_cmds" && + len=$func_len_result && + test "$len" -lt "$max_cmd_len" || test "$max_cmd_len" -le -1; then + : + else + # The command line is too long to link in one step, link piecewise + # or, if using GNU ld and skipped_export is not :, use a linker + # script. + + # Save the value of $output and $libobjs because we want to + # use them later. If we have whole_archive_flag_spec, we + # want to use save_libobjs as it was before + # whole_archive_flag_spec was expanded, because we can't + # assume the linker understands whole_archive_flag_spec. + # This may have to be revisited, in case too many + # convenience libraries get linked in and end up exceeding + # the spec. + if test -z "$convenience" || test -z "$whole_archive_flag_spec"; then + save_libobjs=$libobjs + fi + save_output=$output + func_basename "$output" + output_la=$func_basename_result + + # Clear the reloadable object creation command queue and + # initialize k to one. + test_cmds= + concat_cmds= + objlist= + last_robj= + k=1 + + if test -n "$save_libobjs" && test "X$skipped_export" != "X:" && test "$with_gnu_ld" = yes; then + output=${output_objdir}/${output_la}.lnkscript + func_verbose "creating GNU ld script: $output" + echo 'INPUT (' > $output + for obj in $save_libobjs + do + func_to_tool_file "$obj" + $ECHO "$func_to_tool_file_result" >> $output + done + echo ')' >> $output + func_append delfiles " $output" + func_to_tool_file "$output" + output=$func_to_tool_file_result + elif test -n "$save_libobjs" && test "X$skipped_export" != "X:" && test "X$file_list_spec" != X; then + output=${output_objdir}/${output_la}.lnk + func_verbose "creating linker input file list: $output" + : > $output + set x $save_libobjs + shift + firstobj= + if test "$compiler_needs_object" = yes; then + firstobj="$1 " + shift + fi + for obj + do + func_to_tool_file "$obj" + $ECHO "$func_to_tool_file_result" >> $output + done + func_append delfiles " $output" + func_to_tool_file "$output" + output=$firstobj\"$file_list_spec$func_to_tool_file_result\" + else + if test -n "$save_libobjs"; then + func_verbose "creating reloadable object files..." + output=$output_objdir/$output_la-${k}.$objext + eval test_cmds=\"$reload_cmds\" + func_len " $test_cmds" + len0=$func_len_result + len=$len0 + + # Loop over the list of objects to be linked. + for obj in $save_libobjs + do + func_len " $obj" + func_arith $len + $func_len_result + len=$func_arith_result + if test "X$objlist" = X || + test "$len" -lt "$max_cmd_len"; then + func_append objlist " $obj" + else + # The command $test_cmds is almost too long, add a + # command to the queue. + if test "$k" -eq 1 ; then + # The first file doesn't have a previous command to add. + reload_objs=$objlist + eval concat_cmds=\"$reload_cmds\" + else + # All subsequent reloadable object files will link in + # the last one created. + reload_objs="$objlist $last_robj" + eval concat_cmds=\"\$concat_cmds~$reload_cmds~\$RM $last_robj\" + fi + last_robj=$output_objdir/$output_la-${k}.$objext + func_arith $k + 1 + k=$func_arith_result + output=$output_objdir/$output_la-${k}.$objext + objlist=" $obj" + func_len " $last_robj" + func_arith $len0 + $func_len_result + len=$func_arith_result + fi + done + # Handle the remaining objects by creating one last + # reloadable object file. All subsequent reloadable object + # files will link in the last one created. + test -z "$concat_cmds" || concat_cmds=$concat_cmds~ + reload_objs="$objlist $last_robj" + eval concat_cmds=\"\${concat_cmds}$reload_cmds\" + if test -n "$last_robj"; then + eval concat_cmds=\"\${concat_cmds}~\$RM $last_robj\" + fi + func_append delfiles " $output" + + else + output= + fi + + if ${skipped_export-false}; then + func_verbose "generating symbol list for \`$libname.la'" + export_symbols="$output_objdir/$libname.exp" + $opt_dry_run || $RM $export_symbols + libobjs=$output + # Append the command to create the export file. + test -z "$concat_cmds" || concat_cmds=$concat_cmds~ + eval concat_cmds=\"\$concat_cmds$export_symbols_cmds\" + if test -n "$last_robj"; then + eval concat_cmds=\"\$concat_cmds~\$RM $last_robj\" + fi + fi + + test -n "$save_libobjs" && + func_verbose "creating a temporary reloadable object file: $output" + + # Loop through the commands generated above and execute them. + save_ifs="$IFS"; IFS='~' + for cmd in $concat_cmds; do + IFS="$save_ifs" + $opt_silent || { + func_quote_for_expand "$cmd" + eval "func_echo $func_quote_for_expand_result" + } + $opt_dry_run || eval "$cmd" || { + lt_exit=$? + + # Restore the uninstalled library and exit + if test "$opt_mode" = relink; then + ( cd "$output_objdir" && \ + $RM "${realname}T" && \ + $MV "${realname}U" "$realname" ) + fi + + exit $lt_exit + } + done + IFS="$save_ifs" + + if test -n "$export_symbols_regex" && ${skipped_export-false}; then + func_show_eval '$EGREP -e "$export_symbols_regex" "$export_symbols" > "${export_symbols}T"' + func_show_eval '$MV "${export_symbols}T" "$export_symbols"' + fi + fi + + if ${skipped_export-false}; then + if test -n "$export_symbols" && test -n "$include_expsyms"; then + tmp_export_symbols="$export_symbols" + test -n "$orig_export_symbols" && tmp_export_symbols="$orig_export_symbols" + $opt_dry_run || eval '$ECHO "$include_expsyms" | $SP2NL >> "$tmp_export_symbols"' + fi + + if test -n "$orig_export_symbols"; then + # The given exports_symbols file has to be filtered, so filter it. + func_verbose "filter symbol list for \`$libname.la' to tag DATA exports" + # FIXME: $output_objdir/$libname.filter potentially contains lots of + # 's' commands which not all seds can handle. GNU sed should be fine + # though. Also, the filter scales superlinearly with the number of + # global variables. join(1) would be nice here, but unfortunately + # isn't a blessed tool. + $opt_dry_run || $SED -e '/[ ,]DATA/!d;s,\(.*\)\([ \,].*\),s|^\1$|\1\2|,' < $export_symbols > $output_objdir/$libname.filter + func_append delfiles " $export_symbols $output_objdir/$libname.filter" + export_symbols=$output_objdir/$libname.def + $opt_dry_run || $SED -f $output_objdir/$libname.filter < $orig_export_symbols > $export_symbols + fi + fi + + libobjs=$output + # Restore the value of output. + output=$save_output + + if test -n "$convenience" && test -n "$whole_archive_flag_spec"; then + eval libobjs=\"\$libobjs $whole_archive_flag_spec\" + test "X$libobjs" = "X " && libobjs= + fi + # Expand the library linking commands again to reset the + # value of $libobjs for piecewise linking. + + # Do each of the archive commands. + if test "$module" = yes && test -n "$module_cmds" ; then + if test -n "$export_symbols" && test -n "$module_expsym_cmds"; then + cmds=$module_expsym_cmds + else + cmds=$module_cmds + fi + else + if test -n "$export_symbols" && test -n "$archive_expsym_cmds"; then + cmds=$archive_expsym_cmds + else + cmds=$archive_cmds + fi + fi + fi + + if test -n "$delfiles"; then + # Append the command to remove temporary files to $cmds. + eval cmds=\"\$cmds~\$RM $delfiles\" + fi + + # Add any objects from preloaded convenience libraries + if test -n "$dlprefiles"; then + gentop="$output_objdir/${outputname}x" + func_append generated " $gentop" + + func_extract_archives $gentop $dlprefiles + func_append libobjs " $func_extract_archives_result" + test "X$libobjs" = "X " && libobjs= + fi + + save_ifs="$IFS"; IFS='~' + for cmd in $cmds; do + IFS="$save_ifs" + eval cmd=\"$cmd\" + $opt_silent || { + func_quote_for_expand "$cmd" + eval "func_echo $func_quote_for_expand_result" + } + $opt_dry_run || eval "$cmd" || { + lt_exit=$? + + # Restore the uninstalled library and exit + if test "$opt_mode" = relink; then + ( cd "$output_objdir" && \ + $RM "${realname}T" && \ + $MV "${realname}U" "$realname" ) + fi + + exit $lt_exit + } + done + IFS="$save_ifs" + + # Restore the uninstalled library and exit + if test "$opt_mode" = relink; then + $opt_dry_run || eval '(cd $output_objdir && $RM ${realname}T && $MV $realname ${realname}T && $MV ${realname}U $realname)' || exit $? + + if test -n "$convenience"; then + if test -z "$whole_archive_flag_spec"; then + func_show_eval '${RM}r "$gentop"' + fi + fi + + exit $EXIT_SUCCESS + fi + + # Create links to the real library. + for linkname in $linknames; do + if test "$realname" != "$linkname"; then + func_show_eval '(cd "$output_objdir" && $RM "$linkname" && $LN_S "$realname" "$linkname")' 'exit $?' + fi + done + + # If -module or -export-dynamic was specified, set the dlname. + if test "$module" = yes || test "$export_dynamic" = yes; then + # On all known operating systems, these are identical. + dlname="$soname" + fi + fi + ;; + + obj) + if test -n "$dlfiles$dlprefiles" || test "$dlself" != no; then + func_warning "\`-dlopen' is ignored for objects" + fi + + case " $deplibs" in + *\ -l* | *\ -L*) + func_warning "\`-l' and \`-L' are ignored for objects" ;; + esac + + test -n "$rpath" && \ + func_warning "\`-rpath' is ignored for objects" + + test -n "$xrpath" && \ + func_warning "\`-R' is ignored for objects" + + test -n "$vinfo" && \ + func_warning "\`-version-info' is ignored for objects" + + test -n "$release" && \ + func_warning "\`-release' is ignored for objects" + + case $output in + *.lo) + test -n "$objs$old_deplibs" && \ + func_fatal_error "cannot build library object \`$output' from non-libtool objects" + + libobj=$output + func_lo2o "$libobj" + obj=$func_lo2o_result + ;; + *) + libobj= + obj="$output" + ;; + esac + + # Delete the old objects. + $opt_dry_run || $RM $obj $libobj + + # Objects from convenience libraries. This assumes + # single-version convenience libraries. Whenever we create + # different ones for PIC/non-PIC, this we'll have to duplicate + # the extraction. + reload_conv_objs= + gentop= + # reload_cmds runs $LD directly, so let us get rid of + # -Wl from whole_archive_flag_spec and hope we can get by with + # turning comma into space.. + wl= + + if test -n "$convenience"; then + if test -n "$whole_archive_flag_spec"; then + eval tmp_whole_archive_flags=\"$whole_archive_flag_spec\" + reload_conv_objs=$reload_objs\ `$ECHO "$tmp_whole_archive_flags" | $SED 's|,| |g'` + else + gentop="$output_objdir/${obj}x" + func_append generated " $gentop" + + func_extract_archives $gentop $convenience + reload_conv_objs="$reload_objs $func_extract_archives_result" + fi + fi + + # If we're not building shared, we need to use non_pic_objs + test "$build_libtool_libs" != yes && libobjs="$non_pic_objects" + + # Create the old-style object. + reload_objs="$objs$old_deplibs "`$ECHO "$libobjs" | $SP2NL | $SED "/\.${libext}$/d; /\.lib$/d; $lo2o" | $NL2SP`" $reload_conv_objs" ### testsuite: skip nested quoting test + + output="$obj" + func_execute_cmds "$reload_cmds" 'exit $?' + + # Exit if we aren't doing a library object file. + if test -z "$libobj"; then + if test -n "$gentop"; then + func_show_eval '${RM}r "$gentop"' + fi + + exit $EXIT_SUCCESS + fi + + if test "$build_libtool_libs" != yes; then + if test -n "$gentop"; then + func_show_eval '${RM}r "$gentop"' + fi + + # Create an invalid libtool object if no PIC, so that we don't + # accidentally link it into a program. + # $show "echo timestamp > $libobj" + # $opt_dry_run || eval "echo timestamp > $libobj" || exit $? + exit $EXIT_SUCCESS + fi + + if test -n "$pic_flag" || test "$pic_mode" != default; then + # Only do commands if we really have different PIC objects. + reload_objs="$libobjs $reload_conv_objs" + output="$libobj" + func_execute_cmds "$reload_cmds" 'exit $?' + fi + + if test -n "$gentop"; then + func_show_eval '${RM}r "$gentop"' + fi + + exit $EXIT_SUCCESS + ;; + + prog) + case $host in + *cygwin*) func_stripname '' '.exe' "$output" + output=$func_stripname_result.exe;; + esac + test -n "$vinfo" && \ + func_warning "\`-version-info' is ignored for programs" + + test -n "$release" && \ + func_warning "\`-release' is ignored for programs" + + test "$preload" = yes \ + && test "$dlopen_support" = unknown \ + && test "$dlopen_self" = unknown \ + && test "$dlopen_self_static" = unknown && \ + func_warning "\`LT_INIT([dlopen])' not used. Assuming no dlopen support." + + case $host in + *-*-rhapsody* | *-*-darwin1.[012]) + # On Rhapsody replace the C library is the System framework + compile_deplibs=`$ECHO " $compile_deplibs" | $SED 's/ -lc / System.ltframework /'` + finalize_deplibs=`$ECHO " $finalize_deplibs" | $SED 's/ -lc / System.ltframework /'` + ;; + esac + + case $host in + *-*-darwin*) + # Don't allow lazy linking, it breaks C++ global constructors + # But is supposedly fixed on 10.4 or later (yay!). + if test "$tagname" = CXX ; then + case ${MACOSX_DEPLOYMENT_TARGET-10.0} in + 10.[0123]) + func_append compile_command " ${wl}-bind_at_load" + func_append finalize_command " ${wl}-bind_at_load" + ;; + esac + fi + # Time to change all our "foo.ltframework" stuff back to "-framework foo" + compile_deplibs=`$ECHO " $compile_deplibs" | $SED 's% \([^ $]*\).ltframework% -framework \1%g'` + finalize_deplibs=`$ECHO " $finalize_deplibs" | $SED 's% \([^ $]*\).ltframework% -framework \1%g'` + ;; + esac + + + # move library search paths that coincide with paths to not yet + # installed libraries to the beginning of the library search list + new_libs= + for path in $notinst_path; do + case " $new_libs " in + *" -L$path/$objdir "*) ;; + *) + case " $compile_deplibs " in + *" -L$path/$objdir "*) + func_append new_libs " -L$path/$objdir" ;; + esac + ;; + esac + done + for deplib in $compile_deplibs; do + case $deplib in + -L*) + case " $new_libs " in + *" $deplib "*) ;; + *) func_append new_libs " $deplib" ;; + esac + ;; + *) func_append new_libs " $deplib" ;; + esac + done + compile_deplibs="$new_libs" + + + func_append compile_command " $compile_deplibs" + func_append finalize_command " $finalize_deplibs" + + if test -n "$rpath$xrpath"; then + # If the user specified any rpath flags, then add them. + for libdir in $rpath $xrpath; do + # This is the magic to use -rpath. + case "$finalize_rpath " in + *" $libdir "*) ;; + *) func_append finalize_rpath " $libdir" ;; + esac + done + fi + + # Now hardcode the library paths + rpath= + hardcode_libdirs= + for libdir in $compile_rpath $finalize_rpath; do + if test -n "$hardcode_libdir_flag_spec"; then + if test -n "$hardcode_libdir_separator"; then + if test -z "$hardcode_libdirs"; then + hardcode_libdirs="$libdir" + else + # Just accumulate the unique libdirs. + case $hardcode_libdir_separator$hardcode_libdirs$hardcode_libdir_separator in + *"$hardcode_libdir_separator$libdir$hardcode_libdir_separator"*) + ;; + *) + func_append hardcode_libdirs "$hardcode_libdir_separator$libdir" + ;; + esac + fi + else + eval flag=\"$hardcode_libdir_flag_spec\" + func_append rpath " $flag" + fi + elif test -n "$runpath_var"; then + case "$perm_rpath " in + *" $libdir "*) ;; + *) func_append perm_rpath " $libdir" ;; + esac + fi + case $host in + *-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-os2* | *-cegcc*) + testbindir=`${ECHO} "$libdir" | ${SED} -e 's*/lib$*/bin*'` + case :$dllsearchpath: in + *":$libdir:"*) ;; + ::) dllsearchpath=$libdir;; + *) func_append dllsearchpath ":$libdir";; + esac + case :$dllsearchpath: in + *":$testbindir:"*) ;; + ::) dllsearchpath=$testbindir;; + *) func_append dllsearchpath ":$testbindir";; + esac + ;; + esac + done + # Substitute the hardcoded libdirs into the rpath. + if test -n "$hardcode_libdir_separator" && + test -n "$hardcode_libdirs"; then + libdir="$hardcode_libdirs" + eval rpath=\" $hardcode_libdir_flag_spec\" + fi + compile_rpath="$rpath" + + rpath= + hardcode_libdirs= + for libdir in $finalize_rpath; do + if test -n "$hardcode_libdir_flag_spec"; then + if test -n "$hardcode_libdir_separator"; then + if test -z "$hardcode_libdirs"; then + hardcode_libdirs="$libdir" + else + # Just accumulate the unique libdirs. + case $hardcode_libdir_separator$hardcode_libdirs$hardcode_libdir_separator in + *"$hardcode_libdir_separator$libdir$hardcode_libdir_separator"*) + ;; + *) + func_append hardcode_libdirs "$hardcode_libdir_separator$libdir" + ;; + esac + fi + else + eval flag=\"$hardcode_libdir_flag_spec\" + func_append rpath " $flag" + fi + elif test -n "$runpath_var"; then + case "$finalize_perm_rpath " in + *" $libdir "*) ;; + *) func_append finalize_perm_rpath " $libdir" ;; + esac + fi + done + # Substitute the hardcoded libdirs into the rpath. + if test -n "$hardcode_libdir_separator" && + test -n "$hardcode_libdirs"; then + libdir="$hardcode_libdirs" + eval rpath=\" $hardcode_libdir_flag_spec\" + fi + finalize_rpath="$rpath" + + if test -n "$libobjs" && test "$build_old_libs" = yes; then + # Transform all the library objects into standard objects. + compile_command=`$ECHO "$compile_command" | $SP2NL | $SED "$lo2o" | $NL2SP` + finalize_command=`$ECHO "$finalize_command" | $SP2NL | $SED "$lo2o" | $NL2SP` + fi + + func_generate_dlsyms "$outputname" "@PROGRAM@" "no" + + # template prelinking step + if test -n "$prelink_cmds"; then + func_execute_cmds "$prelink_cmds" 'exit $?' + fi + + wrappers_required=yes + case $host in + *cegcc* | *mingw32ce*) + # Disable wrappers for cegcc and mingw32ce hosts, we are cross compiling anyway. + wrappers_required=no + ;; + *cygwin* | *mingw* ) + if test "$build_libtool_libs" != yes; then + wrappers_required=no + fi + ;; + *) + if test "$need_relink" = no || test "$build_libtool_libs" != yes; then + wrappers_required=no + fi + ;; + esac + if test "$wrappers_required" = no; then + # Replace the output file specification. + compile_command=`$ECHO "$compile_command" | $SED 's%@OUTPUT@%'"$output"'%g'` + link_command="$compile_command$compile_rpath" + + # We have no uninstalled library dependencies, so finalize right now. + exit_status=0 + func_show_eval "$link_command" 'exit_status=$?' + + if test -n "$postlink_cmds"; then + func_to_tool_file "$output" + postlink_cmds=`func_echo_all "$postlink_cmds" | $SED -e 's%@OUTPUT@%'"$output"'%g' -e 's%@TOOL_OUTPUT@%'"$func_to_tool_file_result"'%g'` + func_execute_cmds "$postlink_cmds" 'exit $?' + fi + + # Delete the generated files. + if test -f "$output_objdir/${outputname}S.${objext}"; then + func_show_eval '$RM "$output_objdir/${outputname}S.${objext}"' + fi + + exit $exit_status + fi + + if test -n "$compile_shlibpath$finalize_shlibpath"; then + compile_command="$shlibpath_var=\"$compile_shlibpath$finalize_shlibpath\$$shlibpath_var\" $compile_command" + fi + if test -n "$finalize_shlibpath"; then + finalize_command="$shlibpath_var=\"$finalize_shlibpath\$$shlibpath_var\" $finalize_command" + fi + + compile_var= + finalize_var= + if test -n "$runpath_var"; then + if test -n "$perm_rpath"; then + # We should set the runpath_var. + rpath= + for dir in $perm_rpath; do + func_append rpath "$dir:" + done + compile_var="$runpath_var=\"$rpath\$$runpath_var\" " + fi + if test -n "$finalize_perm_rpath"; then + # We should set the runpath_var. + rpath= + for dir in $finalize_perm_rpath; do + func_append rpath "$dir:" + done + finalize_var="$runpath_var=\"$rpath\$$runpath_var\" " + fi + fi + + if test "$no_install" = yes; then + # We don't need to create a wrapper script. + link_command="$compile_var$compile_command$compile_rpath" + # Replace the output file specification. + link_command=`$ECHO "$link_command" | $SED 's%@OUTPUT@%'"$output"'%g'` + # Delete the old output file. + $opt_dry_run || $RM $output + # Link the executable and exit + func_show_eval "$link_command" 'exit $?' + + if test -n "$postlink_cmds"; then + func_to_tool_file "$output" + postlink_cmds=`func_echo_all "$postlink_cmds" | $SED -e 's%@OUTPUT@%'"$output"'%g' -e 's%@TOOL_OUTPUT@%'"$func_to_tool_file_result"'%g'` + func_execute_cmds "$postlink_cmds" 'exit $?' + fi + + exit $EXIT_SUCCESS + fi + + if test "$hardcode_action" = relink; then + # Fast installation is not supported + link_command="$compile_var$compile_command$compile_rpath" + relink_command="$finalize_var$finalize_command$finalize_rpath" + + func_warning "this platform does not like uninstalled shared libraries" + func_warning "\`$output' will be relinked during installation" + else + if test "$fast_install" != no; then + link_command="$finalize_var$compile_command$finalize_rpath" + if test "$fast_install" = yes; then + relink_command=`$ECHO "$compile_var$compile_command$compile_rpath" | $SED 's%@OUTPUT@%\$progdir/\$file%g'` + else + # fast_install is set to needless + relink_command= + fi + else + link_command="$compile_var$compile_command$compile_rpath" + relink_command="$finalize_var$finalize_command$finalize_rpath" + fi + fi + + # Replace the output file specification. + link_command=`$ECHO "$link_command" | $SED 's%@OUTPUT@%'"$output_objdir/$outputname"'%g'` + + # Delete the old output files. + $opt_dry_run || $RM $output $output_objdir/$outputname $output_objdir/lt-$outputname + + func_show_eval "$link_command" 'exit $?' + + if test -n "$postlink_cmds"; then + func_to_tool_file "$output_objdir/$outputname" + postlink_cmds=`func_echo_all "$postlink_cmds" | $SED -e 's%@OUTPUT@%'"$output_objdir/$outputname"'%g' -e 's%@TOOL_OUTPUT@%'"$func_to_tool_file_result"'%g'` + func_execute_cmds "$postlink_cmds" 'exit $?' + fi + + # Now create the wrapper script. + func_verbose "creating $output" + + # Quote the relink command for shipping. + if test -n "$relink_command"; then + # Preserve any variables that may affect compiler behavior + for var in $variables_saved_for_relink; do + if eval test -z \"\${$var+set}\"; then + relink_command="{ test -z \"\${$var+set}\" || $lt_unset $var || { $var=; export $var; }; }; $relink_command" + elif eval var_value=\$$var; test -z "$var_value"; then + relink_command="$var=; export $var; $relink_command" + else + func_quote_for_eval "$var_value" + relink_command="$var=$func_quote_for_eval_result; export $var; $relink_command" + fi + done + relink_command="(cd `pwd`; $relink_command)" + relink_command=`$ECHO "$relink_command" | $SED "$sed_quote_subst"` + fi + + # Only actually do things if not in dry run mode. + $opt_dry_run || { + # win32 will think the script is a binary if it has + # a .exe suffix, so we strip it off here. + case $output in + *.exe) func_stripname '' '.exe' "$output" + output=$func_stripname_result ;; + esac + # test for cygwin because mv fails w/o .exe extensions + case $host in + *cygwin*) + exeext=.exe + func_stripname '' '.exe' "$outputname" + outputname=$func_stripname_result ;; + *) exeext= ;; + esac + case $host in + *cygwin* | *mingw* ) + func_dirname_and_basename "$output" "" "." + output_name=$func_basename_result + output_path=$func_dirname_result + cwrappersource="$output_path/$objdir/lt-$output_name.c" + cwrapper="$output_path/$output_name.exe" + $RM $cwrappersource $cwrapper + trap "$RM $cwrappersource $cwrapper; exit $EXIT_FAILURE" 1 2 15 + + func_emit_cwrapperexe_src > $cwrappersource + + # The wrapper executable is built using the $host compiler, + # because it contains $host paths and files. If cross- + # compiling, it, like the target executable, must be + # executed on the $host or under an emulation environment. + $opt_dry_run || { + $LTCC $LTCFLAGS -o $cwrapper $cwrappersource + $STRIP $cwrapper + } + + # Now, create the wrapper script for func_source use: + func_ltwrapper_scriptname $cwrapper + $RM $func_ltwrapper_scriptname_result + trap "$RM $func_ltwrapper_scriptname_result; exit $EXIT_FAILURE" 1 2 15 + $opt_dry_run || { + # note: this script will not be executed, so do not chmod. + if test "x$build" = "x$host" ; then + $cwrapper --lt-dump-script > $func_ltwrapper_scriptname_result + else + func_emit_wrapper no > $func_ltwrapper_scriptname_result + fi + } + ;; + * ) + $RM $output + trap "$RM $output; exit $EXIT_FAILURE" 1 2 15 + + func_emit_wrapper no > $output + chmod +x $output + ;; + esac + } + exit $EXIT_SUCCESS + ;; + esac + + # See if we need to build an old-fashioned archive. + for oldlib in $oldlibs; do + + if test "$build_libtool_libs" = convenience; then + oldobjs="$libobjs_save $symfileobj" + addlibs="$convenience" + build_libtool_libs=no + else + if test "$build_libtool_libs" = module; then + oldobjs="$libobjs_save" + build_libtool_libs=no + else + oldobjs="$old_deplibs $non_pic_objects" + if test "$preload" = yes && test -f "$symfileobj"; then + func_append oldobjs " $symfileobj" + fi + fi + addlibs="$old_convenience" + fi + + if test -n "$addlibs"; then + gentop="$output_objdir/${outputname}x" + func_append generated " $gentop" + + func_extract_archives $gentop $addlibs + func_append oldobjs " $func_extract_archives_result" + fi + + # Do each command in the archive commands. + if test -n "$old_archive_from_new_cmds" && test "$build_libtool_libs" = yes; then + cmds=$old_archive_from_new_cmds + else + + # Add any objects from preloaded convenience libraries + if test -n "$dlprefiles"; then + gentop="$output_objdir/${outputname}x" + func_append generated " $gentop" + + func_extract_archives $gentop $dlprefiles + func_append oldobjs " $func_extract_archives_result" + fi + + # POSIX demands no paths to be encoded in archives. We have + # to avoid creating archives with duplicate basenames if we + # might have to extract them afterwards, e.g., when creating a + # static archive out of a convenience library, or when linking + # the entirety of a libtool archive into another (currently + # not supported by libtool). + if (for obj in $oldobjs + do + func_basename "$obj" + $ECHO "$func_basename_result" + done | sort | sort -uc >/dev/null 2>&1); then + : + else + echo "copying selected object files to avoid basename conflicts..." + gentop="$output_objdir/${outputname}x" + func_append generated " $gentop" + func_mkdir_p "$gentop" + save_oldobjs=$oldobjs + oldobjs= + counter=1 + for obj in $save_oldobjs + do + func_basename "$obj" + objbase="$func_basename_result" + case " $oldobjs " in + " ") oldobjs=$obj ;; + *[\ /]"$objbase "*) + while :; do + # Make sure we don't pick an alternate name that also + # overlaps. + newobj=lt$counter-$objbase + func_arith $counter + 1 + counter=$func_arith_result + case " $oldobjs " in + *[\ /]"$newobj "*) ;; + *) if test ! -f "$gentop/$newobj"; then break; fi ;; + esac + done + func_show_eval "ln $obj $gentop/$newobj || cp $obj $gentop/$newobj" + func_append oldobjs " $gentop/$newobj" + ;; + *) func_append oldobjs " $obj" ;; + esac + done + fi + func_to_tool_file "$oldlib" func_convert_file_msys_to_w32 + tool_oldlib=$func_to_tool_file_result + eval cmds=\"$old_archive_cmds\" + + func_len " $cmds" + len=$func_len_result + if test "$len" -lt "$max_cmd_len" || test "$max_cmd_len" -le -1; then + cmds=$old_archive_cmds + elif test -n "$archiver_list_spec"; then + func_verbose "using command file archive linking..." + for obj in $oldobjs + do + func_to_tool_file "$obj" + $ECHO "$func_to_tool_file_result" + done > $output_objdir/$libname.libcmd + func_to_tool_file "$output_objdir/$libname.libcmd" + oldobjs=" $archiver_list_spec$func_to_tool_file_result" + cmds=$old_archive_cmds + else + # the command line is too long to link in one step, link in parts + func_verbose "using piecewise archive linking..." + save_RANLIB=$RANLIB + RANLIB=: + objlist= + concat_cmds= + save_oldobjs=$oldobjs + oldobjs= + # Is there a better way of finding the last object in the list? + for obj in $save_oldobjs + do + last_oldobj=$obj + done + eval test_cmds=\"$old_archive_cmds\" + func_len " $test_cmds" + len0=$func_len_result + len=$len0 + for obj in $save_oldobjs + do + func_len " $obj" + func_arith $len + $func_len_result + len=$func_arith_result + func_append objlist " $obj" + if test "$len" -lt "$max_cmd_len"; then + : + else + # the above command should be used before it gets too long + oldobjs=$objlist + if test "$obj" = "$last_oldobj" ; then + RANLIB=$save_RANLIB + fi + test -z "$concat_cmds" || concat_cmds=$concat_cmds~ + eval concat_cmds=\"\${concat_cmds}$old_archive_cmds\" + objlist= + len=$len0 + fi + done + RANLIB=$save_RANLIB + oldobjs=$objlist + if test "X$oldobjs" = "X" ; then + eval cmds=\"\$concat_cmds\" + else + eval cmds=\"\$concat_cmds~\$old_archive_cmds\" + fi + fi + fi + func_execute_cmds "$cmds" 'exit $?' + done + + test -n "$generated" && \ + func_show_eval "${RM}r$generated" + + # Now create the libtool archive. + case $output in + *.la) + old_library= + test "$build_old_libs" = yes && old_library="$libname.$libext" + func_verbose "creating $output" + + # Preserve any variables that may affect compiler behavior + for var in $variables_saved_for_relink; do + if eval test -z \"\${$var+set}\"; then + relink_command="{ test -z \"\${$var+set}\" || $lt_unset $var || { $var=; export $var; }; }; $relink_command" + elif eval var_value=\$$var; test -z "$var_value"; then + relink_command="$var=; export $var; $relink_command" + else + func_quote_for_eval "$var_value" + relink_command="$var=$func_quote_for_eval_result; export $var; $relink_command" + fi + done + # Quote the link command for shipping. + relink_command="(cd `pwd`; $SHELL $progpath $preserve_args --mode=relink $libtool_args @inst_prefix_dir@)" + relink_command=`$ECHO "$relink_command" | $SED "$sed_quote_subst"` + if test "$hardcode_automatic" = yes ; then + relink_command= + fi + + # Only create the output if not a dry run. + $opt_dry_run || { + for installed in no yes; do + if test "$installed" = yes; then + if test -z "$install_libdir"; then + break + fi + output="$output_objdir/$outputname"i + # Replace all uninstalled libtool libraries with the installed ones + newdependency_libs= + for deplib in $dependency_libs; do + case $deplib in + *.la) + func_basename "$deplib" + name="$func_basename_result" + func_resolve_sysroot "$deplib" + eval libdir=`${SED} -n -e 's/^libdir=\(.*\)$/\1/p' $func_resolve_sysroot_result` + test -z "$libdir" && \ + func_fatal_error "\`$deplib' is not a valid libtool archive" + func_append newdependency_libs " ${lt_sysroot:+=}$libdir/$name" + ;; + -L*) + func_stripname -L '' "$deplib" + func_replace_sysroot "$func_stripname_result" + func_append newdependency_libs " -L$func_replace_sysroot_result" + ;; + -R*) + func_stripname -R '' "$deplib" + func_replace_sysroot "$func_stripname_result" + func_append newdependency_libs " -R$func_replace_sysroot_result" + ;; + *) func_append newdependency_libs " $deplib" ;; + esac + done + dependency_libs="$newdependency_libs" + newdlfiles= + + for lib in $dlfiles; do + case $lib in + *.la) + func_basename "$lib" + name="$func_basename_result" + eval libdir=`${SED} -n -e 's/^libdir=\(.*\)$/\1/p' $lib` + test -z "$libdir" && \ + func_fatal_error "\`$lib' is not a valid libtool archive" + func_append newdlfiles " ${lt_sysroot:+=}$libdir/$name" + ;; + *) func_append newdlfiles " $lib" ;; + esac + done + dlfiles="$newdlfiles" + newdlprefiles= + for lib in $dlprefiles; do + case $lib in + *.la) + # Only pass preopened files to the pseudo-archive (for + # eventual linking with the app. that links it) if we + # didn't already link the preopened objects directly into + # the library: + func_basename "$lib" + name="$func_basename_result" + eval libdir=`${SED} -n -e 's/^libdir=\(.*\)$/\1/p' $lib` + test -z "$libdir" && \ + func_fatal_error "\`$lib' is not a valid libtool archive" + func_append newdlprefiles " ${lt_sysroot:+=}$libdir/$name" + ;; + esac + done + dlprefiles="$newdlprefiles" + else + newdlfiles= + for lib in $dlfiles; do + case $lib in + [\\/]* | [A-Za-z]:[\\/]*) abs="$lib" ;; + *) abs=`pwd`"/$lib" ;; + esac + func_append newdlfiles " $abs" + done + dlfiles="$newdlfiles" + newdlprefiles= + for lib in $dlprefiles; do + case $lib in + [\\/]* | [A-Za-z]:[\\/]*) abs="$lib" ;; + *) abs=`pwd`"/$lib" ;; + esac + func_append newdlprefiles " $abs" + done + dlprefiles="$newdlprefiles" + fi + $RM $output + # place dlname in correct position for cygwin + # In fact, it would be nice if we could use this code for all target + # systems that can't hard-code library paths into their executables + # and that have no shared library path variable independent of PATH, + # but it turns out we can't easily determine that from inspecting + # libtool variables, so we have to hard-code the OSs to which it + # applies here; at the moment, that means platforms that use the PE + # object format with DLL files. See the long comment at the top of + # tests/bindir.at for full details. + tdlname=$dlname + case $host,$output,$installed,$module,$dlname in + *cygwin*,*lai,yes,no,*.dll | *mingw*,*lai,yes,no,*.dll | *cegcc*,*lai,yes,no,*.dll) + # If a -bindir argument was supplied, place the dll there. + if test "x$bindir" != x ; + then + func_relative_path "$install_libdir" "$bindir" + tdlname=$func_relative_path_result$dlname + else + # Otherwise fall back on heuristic. + tdlname=../bin/$dlname + fi + ;; + esac + $ECHO > $output "\ +# $outputname - a libtool library file +# Generated by $PROGRAM (GNU $PACKAGE$TIMESTAMP) $VERSION +# +# Please DO NOT delete this file! +# It is necessary for linking the library. + +# The name that we can dlopen(3). +dlname='$tdlname' + +# Names of this library. +library_names='$library_names' + +# The name of the static archive. +old_library='$old_library' + +# Linker flags that can not go in dependency_libs. +inherited_linker_flags='$new_inherited_linker_flags' + +# Libraries that this one depends upon. +dependency_libs='$dependency_libs' + +# Names of additional weak libraries provided by this library +weak_library_names='$weak_libs' + +# Version information for $libname. +current=$current +age=$age +revision=$revision + +# Is this an already installed library? +installed=$installed + +# Should we warn about portability when linking against -modules? +shouldnotlink=$module + +# Files to dlopen/dlpreopen +dlopen='$dlfiles' +dlpreopen='$dlprefiles' + +# Directory that this library needs to be installed in: +libdir='$install_libdir'" + if test "$installed" = no && test "$need_relink" = yes; then + $ECHO >> $output "\ +relink_command=\"$relink_command\"" + fi + done + } + + # Do a symbolic link so that the libtool archive can be found in + # LD_LIBRARY_PATH before the program is installed. + func_show_eval '( cd "$output_objdir" && $RM "$outputname" && $LN_S "../$outputname" "$outputname" )' 'exit $?' + ;; + esac + exit $EXIT_SUCCESS +} + +{ test "$opt_mode" = link || test "$opt_mode" = relink; } && + func_mode_link ${1+"$@"} + + +# func_mode_uninstall arg... +func_mode_uninstall () +{ + $opt_debug + RM="$nonopt" + files= + rmforce= + exit_status=0 + + # This variable tells wrapper scripts just to set variables rather + # than running their programs. + libtool_install_magic="$magic" + + for arg + do + case $arg in + -f) func_append RM " $arg"; rmforce=yes ;; + -*) func_append RM " $arg" ;; + *) func_append files " $arg" ;; + esac + done + + test -z "$RM" && \ + func_fatal_help "you must specify an RM program" + + rmdirs= + + for file in $files; do + func_dirname "$file" "" "." + dir="$func_dirname_result" + if test "X$dir" = X.; then + odir="$objdir" + else + odir="$dir/$objdir" + fi + func_basename "$file" + name="$func_basename_result" + test "$opt_mode" = uninstall && odir="$dir" + + # Remember odir for removal later, being careful to avoid duplicates + if test "$opt_mode" = clean; then + case " $rmdirs " in + *" $odir "*) ;; + *) func_append rmdirs " $odir" ;; + esac + fi + + # Don't error if the file doesn't exist and rm -f was used. + if { test -L "$file"; } >/dev/null 2>&1 || + { test -h "$file"; } >/dev/null 2>&1 || + test -f "$file"; then + : + elif test -d "$file"; then + exit_status=1 + continue + elif test "$rmforce" = yes; then + continue + fi + + rmfiles="$file" + + case $name in + *.la) + # Possibly a libtool archive, so verify it. + if func_lalib_p "$file"; then + func_source $dir/$name + + # Delete the libtool libraries and symlinks. + for n in $library_names; do + func_append rmfiles " $odir/$n" + done + test -n "$old_library" && func_append rmfiles " $odir/$old_library" + + case "$opt_mode" in + clean) + case " $library_names " in + *" $dlname "*) ;; + *) test -n "$dlname" && func_append rmfiles " $odir/$dlname" ;; + esac + test -n "$libdir" && func_append rmfiles " $odir/$name $odir/${name}i" + ;; + uninstall) + if test -n "$library_names"; then + # Do each command in the postuninstall commands. + func_execute_cmds "$postuninstall_cmds" 'test "$rmforce" = yes || exit_status=1' + fi + + if test -n "$old_library"; then + # Do each command in the old_postuninstall commands. + func_execute_cmds "$old_postuninstall_cmds" 'test "$rmforce" = yes || exit_status=1' + fi + # FIXME: should reinstall the best remaining shared library. + ;; + esac + fi + ;; + + *.lo) + # Possibly a libtool object, so verify it. + if func_lalib_p "$file"; then + + # Read the .lo file + func_source $dir/$name + + # Add PIC object to the list of files to remove. + if test -n "$pic_object" && + test "$pic_object" != none; then + func_append rmfiles " $dir/$pic_object" + fi + + # Add non-PIC object to the list of files to remove. + if test -n "$non_pic_object" && + test "$non_pic_object" != none; then + func_append rmfiles " $dir/$non_pic_object" + fi + fi + ;; + + *) + if test "$opt_mode" = clean ; then + noexename=$name + case $file in + *.exe) + func_stripname '' '.exe' "$file" + file=$func_stripname_result + func_stripname '' '.exe' "$name" + noexename=$func_stripname_result + # $file with .exe has already been added to rmfiles, + # add $file without .exe + func_append rmfiles " $file" + ;; + esac + # Do a test to see if this is a libtool program. + if func_ltwrapper_p "$file"; then + if func_ltwrapper_executable_p "$file"; then + func_ltwrapper_scriptname "$file" + relink_command= + func_source $func_ltwrapper_scriptname_result + func_append rmfiles " $func_ltwrapper_scriptname_result" + else + relink_command= + func_source $dir/$noexename + fi + + # note $name still contains .exe if it was in $file originally + # as does the version of $file that was added into $rmfiles + func_append rmfiles " $odir/$name $odir/${name}S.${objext}" + if test "$fast_install" = yes && test -n "$relink_command"; then + func_append rmfiles " $odir/lt-$name" + fi + if test "X$noexename" != "X$name" ; then + func_append rmfiles " $odir/lt-${noexename}.c" + fi + fi + fi + ;; + esac + func_show_eval "$RM $rmfiles" 'exit_status=1' + done + + # Try to remove the ${objdir}s in the directories where we deleted files + for dir in $rmdirs; do + if test -d "$dir"; then + func_show_eval "rmdir $dir >/dev/null 2>&1" + fi + done + + exit $exit_status +} + +{ test "$opt_mode" = uninstall || test "$opt_mode" = clean; } && + func_mode_uninstall ${1+"$@"} + +test -z "$opt_mode" && { + help="$generic_help" + func_fatal_help "you must specify a MODE" +} + +test -z "$exec_cmd" && \ + func_fatal_help "invalid operation mode \`$opt_mode'" + +if test -n "$exec_cmd"; then + eval exec "$exec_cmd" + exit $EXIT_FAILURE +fi + +exit $exit_status + + +# The TAGs below are defined such that we never get into a situation +# in which we disable both kinds of libraries. Given conflicting +# choices, we go for a static library, that is the most portable, +# since we can't tell whether shared libraries were disabled because +# the user asked for that or because the platform doesn't support +# them. This is particularly important on AIX, because we don't +# support having both static and shared libraries enabled at the same +# time on that platform, so we default to a shared-only configuration. +# If a disable-shared tag is given, we'll fallback to a static-only +# configuration. But we'll never go from static-only to shared-only. + +# ### BEGIN LIBTOOL TAG CONFIG: disable-shared +build_libtool_libs=no +build_old_libs=yes +# ### END LIBTOOL TAG CONFIG: disable-shared + +# ### BEGIN LIBTOOL TAG CONFIG: disable-static +build_old_libs=`case $build_libtool_libs in yes) echo no;; *) echo yes;; esac` +# ### END LIBTOOL TAG CONFIG: disable-static + +# Local Variables: +# mode:shell-script +# sh-indentation:2 +# End: +# vi:sw=2 + diff --git a/vlib/missing b/vlib/missing new file mode 100755 index 00000000000..db98974ff5d --- /dev/null +++ b/vlib/missing @@ -0,0 +1,215 @@ +#! /bin/sh +# Common wrapper for a few potentially missing GNU programs. + +scriptversion=2013-10-28.13; # UTC + +# Copyright (C) 1996-2013 Free Software Foundation, Inc. +# Originally written by Fran,cois Pinard , 1996. + +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2, or (at your option) +# any later version. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. + +# You should have received a copy of the GNU General Public License +# along with this program. If not, see . + +# As a special exception to the GNU General Public License, if you +# distribute this file as part of a program that contains a +# configuration script generated by Autoconf, you may include it under +# the same distribution terms that you use for the rest of that program. + +if test $# -eq 0; then + echo 1>&2 "Try '$0 --help' for more information" + exit 1 +fi + +case $1 in + + --is-lightweight) + # Used by our autoconf macros to check whether the available missing + # script is modern enough. + exit 0 + ;; + + --run) + # Back-compat with the calling convention used by older automake. + shift + ;; + + -h|--h|--he|--hel|--help) + echo "\ +$0 [OPTION]... PROGRAM [ARGUMENT]... + +Run 'PROGRAM [ARGUMENT]...', returning a proper advice when this fails due +to PROGRAM being missing or too old. + +Options: + -h, --help display this help and exit + -v, --version output version information and exit + +Supported PROGRAM values: + aclocal autoconf autoheader autom4te automake makeinfo + bison yacc flex lex help2man + +Version suffixes to PROGRAM as well as the prefixes 'gnu-', 'gnu', and +'g' are ignored when checking the name. + +Send bug reports to ." + exit $? + ;; + + -v|--v|--ve|--ver|--vers|--versi|--versio|--version) + echo "missing $scriptversion (GNU Automake)" + exit $? + ;; + + -*) + echo 1>&2 "$0: unknown '$1' option" + echo 1>&2 "Try '$0 --help' for more information" + exit 1 + ;; + +esac + +# Run the given program, remember its exit status. +"$@"; st=$? + +# If it succeeded, we are done. +test $st -eq 0 && exit 0 + +# Also exit now if we it failed (or wasn't found), and '--version' was +# passed; such an option is passed most likely to detect whether the +# program is present and works. +case $2 in --version|--help) exit $st;; esac + +# Exit code 63 means version mismatch. This often happens when the user +# tries to use an ancient version of a tool on a file that requires a +# minimum version. +if test $st -eq 63; then + msg="probably too old" +elif test $st -eq 127; then + # Program was missing. + msg="missing on your system" +else + # Program was found and executed, but failed. Give up. + exit $st +fi + +perl_URL=http://www.perl.org/ +flex_URL=http://flex.sourceforge.net/ +gnu_software_URL=http://www.gnu.org/software + +program_details () +{ + case $1 in + aclocal|automake) + echo "The '$1' program is part of the GNU Automake package:" + echo "<$gnu_software_URL/automake>" + echo "It also requires GNU Autoconf, GNU m4 and Perl in order to run:" + echo "<$gnu_software_URL/autoconf>" + echo "<$gnu_software_URL/m4/>" + echo "<$perl_URL>" + ;; + autoconf|autom4te|autoheader) + echo "The '$1' program is part of the GNU Autoconf package:" + echo "<$gnu_software_URL/autoconf/>" + echo "It also requires GNU m4 and Perl in order to run:" + echo "<$gnu_software_URL/m4/>" + echo "<$perl_URL>" + ;; + esac +} + +give_advice () +{ + # Normalize program name to check for. + normalized_program=`echo "$1" | sed ' + s/^gnu-//; t + s/^gnu//; t + s/^g//; t'` + + printf '%s\n' "'$1' is $msg." + + configure_deps="'configure.ac' or m4 files included by 'configure.ac'" + case $normalized_program in + autoconf*) + echo "You should only need it if you modified 'configure.ac'," + echo "or m4 files included by it." + program_details 'autoconf' + ;; + autoheader*) + echo "You should only need it if you modified 'acconfig.h' or" + echo "$configure_deps." + program_details 'autoheader' + ;; + automake*) + echo "You should only need it if you modified 'Makefile.am' or" + echo "$configure_deps." + program_details 'automake' + ;; + aclocal*) + echo "You should only need it if you modified 'acinclude.m4' or" + echo "$configure_deps." + program_details 'aclocal' + ;; + autom4te*) + echo "You might have modified some maintainer files that require" + echo "the 'autom4te' program to be rebuilt." + program_details 'autom4te' + ;; + bison*|yacc*) + echo "You should only need it if you modified a '.y' file." + echo "You may want to install the GNU Bison package:" + echo "<$gnu_software_URL/bison/>" + ;; + lex*|flex*) + echo "You should only need it if you modified a '.l' file." + echo "You may want to install the Fast Lexical Analyzer package:" + echo "<$flex_URL>" + ;; + help2man*) + echo "You should only need it if you modified a dependency" \ + "of a man page." + echo "You may want to install the GNU Help2man package:" + echo "<$gnu_software_URL/help2man/>" + ;; + makeinfo*) + echo "You should only need it if you modified a '.texi' file, or" + echo "any other file indirectly affecting the aspect of the manual." + echo "You might want to install the Texinfo package:" + echo "<$gnu_software_URL/texinfo/>" + echo "The spurious makeinfo call might also be the consequence of" + echo "using a buggy 'make' (AIX, DU, IRIX), in which case you might" + echo "want to install GNU make:" + echo "<$gnu_software_URL/make/>" + ;; + *) + echo "You might have modified some files without having the proper" + echo "tools for further handling them. Check the 'README' file, it" + echo "often tells you about the needed prerequisites for installing" + echo "this package. You may also peek at any GNU archive site, in" + echo "case some other package contains this missing '$1' program." + ;; + esac +} + +give_advice "$1" | sed -e '1s/^/WARNING: /' \ + -e '2,$s/^/ /' >&2 + +# Propagate the correct exit status (expected to be 127 for a program +# not found, 63 for a program that failed due to version mismatch). +exit $st + +# Local variables: +# eval: (add-hook 'write-file-hooks 'time-stamp) +# time-stamp-start: "scriptversion=" +# time-stamp-format: "%:y-%02m-%02d.%02H" +# time-stamp-time-zone: "UTC" +# time-stamp-end: "; # UTC" +# End: diff --git a/vlib/vlib/buffer.c b/vlib/vlib/buffer.c new file mode 100644 index 00000000000..4463f7fdb4f --- /dev/null +++ b/vlib/vlib/buffer.c @@ -0,0 +1,1435 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * buffer.c: allocate/free network buffers. + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include + +uword vlib_buffer_length_in_chain_slow_path (vlib_main_t * vm, vlib_buffer_t * b_first) +{ + vlib_buffer_t * b = b_first; + uword l_first = b_first->current_length; + uword l = 0; + while (b->flags & VLIB_BUFFER_NEXT_PRESENT) + { + b = vlib_get_buffer (vm, b->next_buffer); + l += b->current_length; + } + b_first->total_length_not_including_first_buffer = l; + b_first->flags |= VLIB_BUFFER_TOTAL_LENGTH_VALID; + return l + l_first; +} + +u8 * format_vlib_buffer (u8 * s, va_list * args) +{ + vlib_buffer_t * b = va_arg (*args, vlib_buffer_t *); + + s = format (s, "current data %d, length %d, free-list %d", + b->current_data, b->current_length, + b->free_list_index); + + if (b->flags & VLIB_BUFFER_IS_TRACED) + s = format (s, ", trace 0x%x", b->trace_index); + + if (b->flags & VLIB_BUFFER_NEXT_PRESENT) + s = format (s, ", next-buffer 0x%x", b->next_buffer); + + return s; +} + +u8 * format_vlib_buffer_and_data (u8 * s, va_list * args) +{ + vlib_buffer_t * b = va_arg (*args, vlib_buffer_t *); + + s = format (s, "%U, %U", + format_vlib_buffer, b, + format_hex_bytes, vlib_buffer_get_current (b), 64); + + return s; +} + +static u8 * format_vlib_buffer_known_state (u8 * s, va_list * args) +{ + vlib_buffer_known_state_t state = va_arg (*args, vlib_buffer_known_state_t); + char * t; + + switch (state) + { + case VLIB_BUFFER_UNKNOWN: + t = "unknown"; + break; + + case VLIB_BUFFER_KNOWN_ALLOCATED: + t = "known-allocated"; + break; + + case VLIB_BUFFER_KNOWN_FREE: + t = "known-free"; + break; + + default: + t = "invalid"; + break; + } + + return format (s, "%s", t); +} + +u8 * format_vlib_buffer_contents (u8 * s, va_list * va) +{ + vlib_main_t * vm = va_arg (*va, vlib_main_t *); + vlib_buffer_t * b = va_arg (*va, vlib_buffer_t *); + + while (1) + { + vec_add (s, vlib_buffer_get_current (b), + b->current_length); + if (! (b->flags & VLIB_BUFFER_NEXT_PRESENT)) + break; + b = vlib_get_buffer (vm, b->next_buffer); + } + + return s; +} + +static u8 * +vlib_validate_buffer_helper (vlib_main_t * vm, + u32 bi, + uword follow_buffer_next, + uword ** unique_hash) + +{ + vlib_buffer_t * b = vlib_get_buffer (vm, bi); + vlib_buffer_main_t * bm = vm->buffer_main; + vlib_buffer_free_list_t * fl; + + if (pool_is_free_index (bm->buffer_free_list_pool, + b->free_list_index)) + return format (0, "unknown free list 0x%x", b->free_list_index); + + fl = pool_elt_at_index (bm->buffer_free_list_pool, + b->free_list_index); + + if ((signed) b->current_data < (signed) - VLIB_BUFFER_PRE_DATA_SIZE) + return format (0, "current data %d before pre-data", b->current_data); +#if DPDK == 0 + if (b->current_data + b->current_length > fl->n_data_bytes) + return format (0, "%d-%d beyond end of buffer %d", + b->current_data, b->current_length, + fl->n_data_bytes); +#endif + + if (follow_buffer_next + && (b->flags & VLIB_BUFFER_NEXT_PRESENT)) + { + vlib_buffer_known_state_t k; + u8 * msg, * result; + + k = vlib_buffer_is_known (vm, b->next_buffer); + if (k != VLIB_BUFFER_KNOWN_ALLOCATED) + return format (0, "next 0x%x: %U", + b->next_buffer, + format_vlib_buffer_known_state, k); + + if (unique_hash) + { + if (hash_get (*unique_hash, b->next_buffer)) + return format (0, "duplicate buffer 0x%x", b->next_buffer); + + hash_set1 (*unique_hash, b->next_buffer); + } + + msg = vlib_validate_buffer (vm, b->next_buffer, follow_buffer_next); + if (msg) + { + result = format (0, "next 0x%x: %v", b->next_buffer, msg); + vec_free (msg); + return result; + } + } + + return 0; +} + +u8 * +vlib_validate_buffer (vlib_main_t * vm, u32 bi, uword follow_buffer_next) +{ return vlib_validate_buffer_helper (vm, bi, follow_buffer_next, /* unique_hash */ 0); } + +u8 * +vlib_validate_buffers (vlib_main_t * vm, + u32 * buffers, + uword next_buffer_stride, + uword n_buffers, + vlib_buffer_known_state_t known_state, + uword follow_buffer_next) +{ + uword i, * hash; + u32 bi, * b = buffers; + vlib_buffer_known_state_t k; + u8 * msg = 0, * result = 0; + + hash = hash_create (0, 0); + for (i = 0; i < n_buffers; i++) + { + bi = b[0]; + b += next_buffer_stride; + + /* Buffer is not unique. */ + if (hash_get (hash, bi)) + { + msg = format (0, "not unique"); + goto done; + } + + k = vlib_buffer_is_known (vm, bi); + if (k != known_state) + { + msg = format (0, "is %U; expected %U", + format_vlib_buffer_known_state, k, + format_vlib_buffer_known_state, known_state); + goto done; + } + + msg = vlib_validate_buffer_helper (vm, bi, follow_buffer_next, &hash); + if (msg) + goto done; + + hash_set1 (hash, bi); + } + + done: + if (msg) + { + result = format (0, "0x%x: %v", bi, msg); + vec_free (msg); + } + hash_free (hash); + return result; +} + +vlib_main_t **vlib_mains; + +/* When dubugging validate that given buffers are either known allocated + or known free. */ +static void +vlib_buffer_validate_alloc_free (vlib_main_t * vm, + u32 * buffers, + uword n_buffers, + vlib_buffer_known_state_t expected_state) +{ + u32 * b; + uword i, bi, is_free; + + if (CLIB_DEBUG == 0) + return; + + ASSERT(os_get_cpu_number() == 0); + + /* smp disaster check */ + if (vlib_mains) + ASSERT(vm == vlib_mains[0]); + + is_free = expected_state == VLIB_BUFFER_KNOWN_ALLOCATED; + b = buffers; + for (i = 0; i < n_buffers; i++) + { + vlib_buffer_known_state_t known; + + bi = b[0]; + b += 1; + known = vlib_buffer_is_known (vm, bi); + if (known != expected_state) + { + ASSERT (0); + vlib_panic_with_msg + (vm, "%s %U buffer 0x%x", + is_free ? "freeing" : "allocating", + format_vlib_buffer_known_state, known, + bi); + } + + vlib_buffer_set_known_state + (vm, bi, + is_free ? VLIB_BUFFER_KNOWN_FREE : VLIB_BUFFER_KNOWN_ALLOCATED); + } +} + +/* Aligned copy routine. */ +void +vlib_aligned_memcpy (void * _dst, void * _src, int n_bytes) +{ + vlib_copy_unit_t * dst = _dst; + vlib_copy_unit_t * src = _src; + + /* Arguments must be naturally aligned. */ + ASSERT (pointer_to_uword (dst) % sizeof (dst[0]) == 0); + ASSERT (pointer_to_uword (src) % sizeof (src[0]) == 0); + ASSERT (n_bytes % sizeof (dst[0]) == 0); + + if (4 * sizeof (dst[0]) == CLIB_CACHE_LINE_BYTES) + { + CLIB_PREFETCH (dst + 0, 4 * sizeof (dst[0]), WRITE); + CLIB_PREFETCH (src + 0, 4 * sizeof (src[0]), READ); + + while (n_bytes >= 4 * sizeof (dst[0])) + { + dst += 4; + src += 4; + n_bytes -= 4 * sizeof (dst[0]); + CLIB_PREFETCH (dst, 4 * sizeof (dst[0]), WRITE); + CLIB_PREFETCH (src, 4 * sizeof (src[0]), READ); + dst[-4] = src[-4]; + dst[-3] = src[-3]; + dst[-2] = src[-2]; + dst[-1] = src[-1]; + } + } + else if (8 * sizeof (dst[0]) == CLIB_CACHE_LINE_BYTES) + { + CLIB_PREFETCH (dst + 0, 8 * sizeof (dst[0]), WRITE); + CLIB_PREFETCH (src + 0, 8 * sizeof (src[0]), READ); + + while (n_bytes >= 8 * sizeof (dst[0])) + { + dst += 8; + src += 8; + n_bytes -= 8 * sizeof (dst[0]); + CLIB_PREFETCH (dst, 8 * sizeof (dst[0]), WRITE); + CLIB_PREFETCH (src, 8 * sizeof (src[0]), READ); + dst[-8] = src[-8]; + dst[-7] = src[-7]; + dst[-6] = src[-6]; + dst[-5] = src[-5]; + dst[-4] = src[-4]; + dst[-3] = src[-3]; + dst[-2] = src[-2]; + dst[-1] = src[-1]; + } + } + else + /* Cache line size unknown: fall back to slow version. */; + + while (n_bytes > 0) + { + *dst++ = *src++; + n_bytes -= 1 * sizeof (dst[0]); + } +} + +#define BUFFERS_PER_COPY (sizeof (vlib_copy_unit_t) / sizeof (u32)) + +/* Make sure we have at least given number of unaligned buffers. */ +static void +fill_unaligned (vlib_main_t * vm, + vlib_buffer_free_list_t * free_list, + uword n_unaligned_buffers) +{ + word la = vec_len (free_list->aligned_buffers); + word lu = vec_len (free_list->unaligned_buffers); + + /* Aligned come in aligned copy-sized chunks. */ + ASSERT (la % BUFFERS_PER_COPY == 0); + + ASSERT (la >= n_unaligned_buffers); + + while (lu < n_unaligned_buffers) + { + /* Copy 4 buffers from end of aligned vector to unaligned vector. */ + vec_add (free_list->unaligned_buffers, + free_list->aligned_buffers + la - BUFFERS_PER_COPY, + BUFFERS_PER_COPY); + la -= BUFFERS_PER_COPY; + lu += BUFFERS_PER_COPY; + } + _vec_len (free_list->aligned_buffers) = la; +} + +/* After free aligned buffers may not contain even sized chunks. */ +static void +trim_aligned (vlib_buffer_free_list_t * f) +{ + uword l, n_trim; + + /* Add unaligned to aligned before trim. */ + l = vec_len (f->unaligned_buffers); + if (l > 0) + { + vec_add_aligned (f->aligned_buffers, f->unaligned_buffers, l, + /* align */ sizeof (vlib_copy_unit_t)); + + _vec_len (f->unaligned_buffers) = 0; + } + + /* Remove unaligned buffers from end of aligned vector and save for next trim. */ + l = vec_len (f->aligned_buffers); + n_trim = l % BUFFERS_PER_COPY; + if (n_trim) + { + /* Trim aligned -> unaligned. */ + vec_add (f->unaligned_buffers, f->aligned_buffers + l - n_trim, n_trim); + + /* Remove from aligned. */ + _vec_len (f->aligned_buffers) = l - n_trim; + } +} + +static void +merge_free_lists (vlib_buffer_free_list_t * dst, + vlib_buffer_free_list_t * src) +{ + uword l; + u32 * d; + + trim_aligned (src); + trim_aligned (dst); + + l = vec_len (src->aligned_buffers); + if (l > 0) + { + vec_add2_aligned (dst->aligned_buffers, d, l, + /* align */ sizeof (vlib_copy_unit_t)); + vlib_aligned_memcpy (d, src->aligned_buffers, l * sizeof (d[0])); + vec_free (src->aligned_buffers); + } + + l = vec_len (src->unaligned_buffers); + if (l > 0) + { + vec_add (dst->unaligned_buffers, src->unaligned_buffers, l); + vec_free (src->unaligned_buffers); + } +} + +always_inline u32 +vlib_buffer_get_free_list_with_size (vlib_main_t * vm, u32 size) +{ + vlib_buffer_main_t * bm = vm->buffer_main; + + size = vlib_buffer_round_size (size); + uword * p = hash_get (bm->free_list_by_size, size); + return p ? p[0] : ~0; +} + +/* Add buffer free list. */ +static u32 +vlib_buffer_create_free_list_helper (vlib_main_t * vm, + u32 n_data_bytes, + u32 is_public, + u32 is_default, + u8 * name) +{ + vlib_buffer_main_t * bm = vm->buffer_main; + vlib_buffer_free_list_t * f; + + if (! is_default && pool_elts (bm->buffer_free_list_pool) == 0) + { + u32 default_free_free_list_index; + + default_free_free_list_index = + vlib_buffer_create_free_list_helper (vm, + /* default buffer size */ VLIB_BUFFER_DEFAULT_FREE_LIST_BYTES, + /* is_public */ 1, + /* is_default */ 1, + (u8 *) "default"); + ASSERT (default_free_free_list_index == VLIB_BUFFER_DEFAULT_FREE_LIST_INDEX); + + if (n_data_bytes == VLIB_BUFFER_DEFAULT_FREE_LIST_BYTES && is_public) + return default_free_free_list_index; + } + + pool_get_aligned (bm->buffer_free_list_pool, f, CLIB_CACHE_LINE_BYTES); + + memset (f, 0, sizeof (f[0])); + f->index = f - bm->buffer_free_list_pool; + f->n_data_bytes = vlib_buffer_round_size (n_data_bytes); + f->min_n_buffers_each_physmem_alloc = 256; + f->name = clib_mem_is_heap_object (name) ? name : format (0, "%s", name); + + /* Setup free buffer template. */ + f->buffer_init_template.free_list_index = f->index; + + if (is_public) + { + uword * p = hash_get (bm->free_list_by_size, f->n_data_bytes); + if (! p) + hash_set (bm->free_list_by_size, f->n_data_bytes, f->index); + } + + return f->index; +} + +u32 vlib_buffer_create_free_list (vlib_main_t * vm, u32 n_data_bytes, + char * fmt, ...) +{ + va_list va; + u8 * name; + + va_start (va, fmt); + name = va_format (0, fmt, &va); + va_end (va); + + return vlib_buffer_create_free_list_helper (vm, n_data_bytes, + /* is_public */ 0, + /* is_default */ 0, + name); +} + +u32 vlib_buffer_get_or_create_free_list (vlib_main_t * vm, u32 n_data_bytes, + char * fmt, ...) +{ + u32 i = vlib_buffer_get_free_list_with_size (vm, n_data_bytes); + + if (i == ~0) + { + va_list va; + u8 * name; + + va_start (va, fmt); + name = va_format (0, fmt, &va); + va_end (va); + + i = vlib_buffer_create_free_list_helper (vm, n_data_bytes, + /* is_public */ 1, + /* is_default */ 0, + name); + } + + return i; +} + +static void +del_free_list (vlib_main_t * vm, vlib_buffer_free_list_t * f) +{ + u32 i; + + for (i = 0; i < vec_len (f->buffer_memory_allocated); i++) + vm->os_physmem_free (f->buffer_memory_allocated[i]); + vec_free (f->name); + vec_free (f->buffer_memory_allocated); + vec_free (f->unaligned_buffers); + vec_free (f->aligned_buffers); +} + +/* Add buffer free list. */ +void vlib_buffer_delete_free_list (vlib_main_t * vm, u32 free_list_index) +{ + vlib_buffer_main_t * bm = vm->buffer_main; + vlib_buffer_free_list_t * f; + u32 merge_index; + + f = vlib_buffer_get_free_list (vm, free_list_index); + + ASSERT (vec_len (f->unaligned_buffers) + vec_len (f->aligned_buffers) == f->n_alloc); + merge_index = vlib_buffer_get_free_list_with_size (vm, f->n_data_bytes); + if (merge_index != ~0 && merge_index != free_list_index) + { + merge_free_lists (pool_elt_at_index (bm->buffer_free_list_pool, + merge_index), f); + } + + del_free_list (vm, f); + + /* Poison it. */ + memset (f, 0xab, sizeof (f[0])); + + pool_put (bm->buffer_free_list_pool, f); +} + +/* Make sure free list has at least given number of free buffers. */ +static uword +fill_free_list (vlib_main_t * vm, + vlib_buffer_free_list_t * fl, + uword min_free_buffers) +{ + vlib_buffer_t * buffers, * b; + int n, n_bytes, i; + u32 * bi; + u32 n_remaining, n_alloc, n_this_chunk; + + trim_aligned (fl); + + /* Already have enough free buffers on free list? */ + n = min_free_buffers - vec_len (fl->aligned_buffers); + if (n <= 0) + return min_free_buffers; + + /* Always allocate round number of buffers. */ + n = round_pow2 (n, BUFFERS_PER_COPY); + + /* Always allocate new buffers in reasonably large sized chunks. */ + n = clib_max (n, fl->min_n_buffers_each_physmem_alloc); + + n_remaining = n; + n_alloc = 0; + while (n_remaining > 0) + { + n_this_chunk = clib_min (n_remaining, 16); + + n_bytes = n_this_chunk * (sizeof (b[0]) + fl->n_data_bytes); + + /* drb: removed power-of-2 ASSERT */ + buffers = vm->os_physmem_alloc_aligned (&vm->physmem_main, + n_bytes, sizeof (vlib_buffer_t)); + if (! buffers) + return n_alloc; + + /* Record chunk as being allocated so we can free it later. */ + vec_add1 (fl->buffer_memory_allocated, buffers); + + fl->n_alloc += n_this_chunk; + n_alloc += n_this_chunk; + n_remaining -= n_this_chunk; + + b = buffers; + vec_add2_aligned (fl->aligned_buffers, bi, n_this_chunk, + sizeof (vlib_copy_unit_t)); + for (i = 0; i < n_this_chunk; i++) + { + bi[i] = vlib_get_buffer_index (vm, b); + + if (CLIB_DEBUG > 0) + vlib_buffer_set_known_state (vm, bi[i], VLIB_BUFFER_KNOWN_FREE); + b = vlib_buffer_next_contiguous (b, fl->n_data_bytes); + } + + memset (buffers, 0, n_bytes); + + /* Initialize all new buffers. */ + b = buffers; + for (i = 0; i < n_this_chunk; i++) + { + vlib_buffer_init_for_free_list (b, fl); + b = vlib_buffer_next_contiguous (b, fl->n_data_bytes); + } + + if (fl->buffer_init_function) + fl->buffer_init_function (vm, fl, bi, n_this_chunk); + } + return n_alloc; +} + +always_inline uword +copy_alignment (u32 * x) +{ return (pointer_to_uword (x) / sizeof (x[0])) % BUFFERS_PER_COPY; } + +static u32 +alloc_from_free_list (vlib_main_t * vm, + vlib_buffer_free_list_t * free_list, + u32 * alloc_buffers, + u32 n_alloc_buffers) +{ + u32 * dst, * u_src; + uword u_len, n_left; + uword n_unaligned_start, n_unaligned_end, n_filled; + + ASSERT(os_get_cpu_number() == 0); + + n_left = n_alloc_buffers; + dst = alloc_buffers; + n_unaligned_start = ((BUFFERS_PER_COPY - copy_alignment (dst)) + & (BUFFERS_PER_COPY - 1)); + + n_filled = fill_free_list (vm, free_list, n_alloc_buffers); + if (n_filled == 0) + return 0; + + n_left = n_filled < n_left ? n_filled : n_left; + n_alloc_buffers = n_left; + + if (n_unaligned_start >= n_left) + { + n_unaligned_start = n_left; + n_unaligned_end = 0; + } + else + n_unaligned_end = copy_alignment (dst + n_alloc_buffers); + + fill_unaligned (vm, free_list, n_unaligned_start + n_unaligned_end); + + u_len = vec_len (free_list->unaligned_buffers); + u_src = free_list->unaligned_buffers + u_len - 1; + + if (n_unaligned_start) + { + uword n_copy = n_unaligned_start; + if (n_copy > n_left) + n_copy = n_left; + n_left -= n_copy; + + while (n_copy > 0) + { + *dst++ = *u_src--; + n_copy--; + u_len--; + } + + /* Now dst should be aligned. */ + if (n_left > 0) + ASSERT (pointer_to_uword (dst) % sizeof (vlib_copy_unit_t) == 0); + } + + /* Aligned copy. */ + { + vlib_copy_unit_t * d, * s; + uword n_copy; + + if (vec_len(free_list->aligned_buffers) < ((n_left/BUFFERS_PER_COPY)*BUFFERS_PER_COPY)) + abort(); + + n_copy = n_left / BUFFERS_PER_COPY; + n_left = n_left % BUFFERS_PER_COPY; + + /* Remove buffers from aligned free list. */ + _vec_len (free_list->aligned_buffers) -= n_copy * BUFFERS_PER_COPY; + + s = (vlib_copy_unit_t *) vec_end (free_list->aligned_buffers); + d = (vlib_copy_unit_t *) dst; + + /* Fast path loop. */ + while (n_copy >= 4) + { + d[0] = s[0]; + d[1] = s[1]; + d[2] = s[2]; + d[3] = s[3]; + n_copy -= 4; + s += 4; + d += 4; + } + + while (n_copy >= 1) + { + d[0] = s[0]; + n_copy -= 1; + s += 1; + d += 1; + } + + dst = (void *) d; + } + + /* Unaligned copy. */ + ASSERT (n_unaligned_end == n_left); + while (n_left > 0) + { + *dst++ = *u_src--; + n_left--; + u_len--; + } + + if (! free_list->unaligned_buffers) + ASSERT (u_len == 0); + else + _vec_len (free_list->unaligned_buffers) = u_len; + + /* Verify that buffers are known free. */ + vlib_buffer_validate_alloc_free (vm, alloc_buffers, + n_alloc_buffers, + VLIB_BUFFER_KNOWN_FREE); + + return n_alloc_buffers; +} + +/* Allocate a given number of buffers into given array. + Returns number actually allocated which will be either zero or + number requested. */ +u32 vlib_buffer_alloc (vlib_main_t * vm, u32 * buffers, u32 n_buffers) +{ + vlib_buffer_main_t * bm = vm->buffer_main; + ASSERT(os_get_cpu_number() == 0); + + return alloc_from_free_list + (vm, + pool_elt_at_index (bm->buffer_free_list_pool, + VLIB_BUFFER_DEFAULT_FREE_LIST_INDEX), + buffers, n_buffers); +} + +u32 vlib_buffer_alloc_from_free_list (vlib_main_t * vm, + u32 * buffers, + u32 n_buffers, + u32 free_list_index) +{ + vlib_buffer_main_t * bm = vm->buffer_main; + vlib_buffer_free_list_t * f; + f = pool_elt_at_index (bm->buffer_free_list_pool, free_list_index); + return alloc_from_free_list (vm, f, buffers, n_buffers); +} + +always_inline void +add_buffer_to_free_list (vlib_main_t * vm, + vlib_buffer_free_list_t * f, + u32 buffer_index, u8 do_init) +{ + vlib_buffer_t * b; + b = vlib_get_buffer (vm, buffer_index); + if (PREDICT_TRUE(do_init)) + vlib_buffer_init_for_free_list (b, f); + vec_add1_aligned (f->aligned_buffers, buffer_index, sizeof (vlib_copy_unit_t)); +} + +always_inline vlib_buffer_free_list_t * +buffer_get_free_list (vlib_main_t * vm, vlib_buffer_t * b, u32 * index) +{ + vlib_buffer_main_t * bm = vm->buffer_main; + u32 i; + + *index = i = b->free_list_index; + return pool_elt_at_index (bm->buffer_free_list_pool, i); +} + +void *vlib_set_buffer_free_callback (vlib_main_t *vm, void *fp) +{ + vlib_buffer_main_t * bm = vm->buffer_main; + void * rv = bm->buffer_free_callback; + + bm->buffer_free_callback = fp; + return rv; +} + +void vnet_buffer_free_dpdk_mb (vlib_buffer_t * b) __attribute__ ((weak)); +void vnet_buffer_free_dpdk_mb (vlib_buffer_t * b) { } + +static_always_inline void +vlib_buffer_free_inline (vlib_main_t * vm, + u32 * buffers, + u32 n_buffers, + u32 follow_buffer_next) +{ + vlib_buffer_main_t * bm = vm->buffer_main; + vlib_buffer_free_list_t * fl; + static u32 * next_to_free[2]; /* smp bad */ + u32 i_next_to_free, * b, * n, * f, fi; + uword n_left; + int i; + static vlib_buffer_free_list_t ** announce_list; + vlib_buffer_free_list_t * fl0 = 0, * fl1 = 0; + u32 bi0=(u32)~0, bi1=(u32)~0, fi0, fi1 = (u32)~0; + u8 free0, free1=0, free_next0, free_next1; + u32 (*cb)(vlib_main_t * vm, u32 * buffers, u32 n_buffers, + u32 follow_buffer_next); + + ASSERT(os_get_cpu_number() == 0); + + cb = bm->buffer_free_callback; + + if (PREDICT_FALSE (cb != 0)) + n_buffers = (*cb)(vm, buffers, n_buffers, follow_buffer_next); + + if (! n_buffers) + return; + + /* Use first buffer to get default free list. */ + { + u32 bi0 = buffers[0]; + vlib_buffer_t * b0; + + b0 = vlib_get_buffer (vm, bi0); + fl = buffer_get_free_list (vm, b0, &fi); + if (fl->buffers_added_to_freelist_function) + vec_add1 (announce_list, fl); + } + + vec_validate (next_to_free[0], n_buffers - 1); + vec_validate (next_to_free[1], n_buffers - 1); + + i_next_to_free = 0; + n_left = n_buffers; + b = buffers; + + again: + /* Verify that buffers are known allocated. */ + vlib_buffer_validate_alloc_free (vm, b, + n_left, + VLIB_BUFFER_KNOWN_ALLOCATED); + + vec_add2_aligned (fl->aligned_buffers, f, n_left, + /* align */ sizeof (vlib_copy_unit_t)); + + n = next_to_free[i_next_to_free]; + while (n_left >= 4) + { + vlib_buffer_t * b0, * b1, * binit0, * binit1, dummy_buffers[2]; + + bi0 = b[0]; + bi1 = b[1]; + + f[0] = bi0; + f[1] = bi1; + f += 2; + b += 2; + n_left -= 2; + + /* Prefetch buffers for next iteration. */ + vlib_prefetch_buffer_with_index (vm, b[0], WRITE); + vlib_prefetch_buffer_with_index (vm, b[1], WRITE); + + b0 = vlib_get_buffer (vm, bi0); + b1 = vlib_get_buffer (vm, bi1); + + free0 = b0->clone_count == 0; + free1 = b1->clone_count == 0; + + /* Must be before init which will over-write buffer flags. */ + if (follow_buffer_next) + { + n[0] = b0->next_buffer; + free_next0 = free0 && (b0->flags & VLIB_BUFFER_NEXT_PRESENT) != 0; + n += free_next0; + + n[0] = b1->next_buffer; + free_next1 = free1 && (b1->flags & VLIB_BUFFER_NEXT_PRESENT) != 0; + n += free_next1; + } + else + free_next0 = free_next1 = 0; + + /* Must be before init which will over-write buffer free list. */ + fi0 = b0->free_list_index; + fi1 = b1->free_list_index; + + if (PREDICT_FALSE (fi0 != fi || fi1 != fi)) + goto slow_path_x2; + + binit0 = free0 ? b0 : &dummy_buffers[0]; + binit1 = free1 ? b1 : &dummy_buffers[1]; + + vlib_buffer_init_two_for_free_list (binit0, binit1, fl); + continue; + + slow_path_x2: + /* Backup speculation. */ + f -= 2; + n -= free_next0 + free_next1; + + _vec_len (fl->aligned_buffers) = f - fl->aligned_buffers; + + fl0 = pool_elt_at_index (bm->buffer_free_list_pool, fi0); + fl1 = pool_elt_at_index (bm->buffer_free_list_pool, fi1); + + add_buffer_to_free_list (vm, fl0, bi0, free0); + if (PREDICT_FALSE(fl0->buffers_added_to_freelist_function != 0)) + { + int i; + for (i = 0; i < vec_len (announce_list); i++) + if (fl0 == announce_list[i]) + goto no_fl0; + vec_add1(announce_list, fl0); + } + no_fl0: + if (PREDICT_FALSE(fl1->buffers_added_to_freelist_function != 0)) + { + int i; + for (i = 0; i < vec_len (announce_list); i++) + if (fl1 == announce_list[i]) + goto no_fl1; + vec_add1(announce_list, fl1); + } + + no_fl1: + add_buffer_to_free_list (vm, fl1, bi1, free1); + + /* Possibly change current free list. */ + if (fi0 != fi && fi1 != fi) + { + fi = fi1; + fl = pool_elt_at_index (bm->buffer_free_list_pool, fi); + } + + vec_add2_aligned (fl->aligned_buffers, f, n_left, + /* align */ sizeof (vlib_copy_unit_t)); + } + + while (n_left >= 1) + { + vlib_buffer_t * b0, * binit0, dummy_buffers[1]; + + bi0 = b[0]; + f[0] = bi0; + f += 1; + b += 1; + n_left -= 1; + + b0 = vlib_get_buffer (vm, bi0); + + free0 = b0->clone_count == 0; + + /* Must be before init which will over-write buffer flags. */ + if (follow_buffer_next) + { + n[0] = b0->next_buffer; + free_next0 = free0 && (b0->flags & VLIB_BUFFER_NEXT_PRESENT) != 0; + n += free_next0; + } + else + free_next0 = 0; + + /* Must be before init which will over-write buffer free list. */ + fi0 = b0->free_list_index; + + if (PREDICT_FALSE (fi0 != fi)) + goto slow_path_x1; + + binit0 = free0 ? b0 : &dummy_buffers[0]; + + vlib_buffer_init_for_free_list (binit0, fl); + continue; + + slow_path_x1: + /* Backup speculation. */ + f -= 1; + n -= free_next0; + + _vec_len (fl->aligned_buffers) = f - fl->aligned_buffers; + + fl0 = pool_elt_at_index (bm->buffer_free_list_pool, fi0); + + add_buffer_to_free_list (vm, fl0, bi0, free0); + if (PREDICT_FALSE(fl0->buffers_added_to_freelist_function != 0)) + { + int i; + for (i = 0; i < vec_len (announce_list); i++) + if (fl0 == announce_list[i]) + goto no_fl00; + vec_add1(announce_list, fl0); + } + + no_fl00: + fi = fi0; + fl = pool_elt_at_index (bm->buffer_free_list_pool, fi); + + vec_add2_aligned (fl->aligned_buffers, f, n_left, + /* align */ sizeof (vlib_copy_unit_t)); + } + + if (follow_buffer_next && ((n_left = n - next_to_free[i_next_to_free]) > 0)) + { + b = next_to_free[i_next_to_free]; + i_next_to_free ^= 1; + goto again; + } + + _vec_len (fl->aligned_buffers) = f - fl->aligned_buffers; + + if (vec_len(announce_list)) + { + vlib_buffer_free_list_t * fl; + for (i = 0; i < vec_len (announce_list); i++) + { + fl = announce_list[i]; + fl->buffers_added_to_freelist_function (vm, fl); + } + _vec_len(announce_list) = 0; + } +} + +void vlib_buffer_free (vlib_main_t * vm, + u32 * buffers, + u32 n_buffers) +{ + vlib_buffer_free_inline (vm, buffers, n_buffers, /* follow_buffer_next */ 1); +} + +void vlib_buffer_free_no_next (vlib_main_t * vm, + u32 * buffers, + u32 n_buffers) +{ + vlib_buffer_free_inline (vm, buffers, n_buffers, /* follow_buffer_next */ 0); +} + +/* Copy template packet data into buffers as they are allocated. */ +static void +vlib_packet_template_buffer_init (vlib_main_t * vm, + vlib_buffer_free_list_t * fl, + u32 * buffers, + u32 n_buffers) +{ + vlib_packet_template_t * t = uword_to_pointer (fl->buffer_init_function_opaque, + vlib_packet_template_t *); + uword i; + + for (i = 0; i < n_buffers; i++) + { + vlib_buffer_t * b = vlib_get_buffer (vm, buffers[i]); + ASSERT (b->current_length == vec_len (t->packet_data)); + memcpy (vlib_buffer_get_current (b), t->packet_data, b->current_length); + } +} + +void vlib_packet_template_init (vlib_main_t * vm, + vlib_packet_template_t * t, + void * packet_data, + uword n_packet_data_bytes, + uword min_n_buffers_each_physmem_alloc, + char * fmt, + ...) +{ + vlib_buffer_free_list_t * fl; + va_list va; + u8 * name; + + va_start (va, fmt); + name = va_format (0, fmt, &va); + va_end (va); + + memset (t, 0, sizeof (t[0])); + + vec_add (t->packet_data, packet_data, n_packet_data_bytes); + t->min_n_buffers_each_physmem_alloc = min_n_buffers_each_physmem_alloc; + + t->free_list_index = vlib_buffer_create_free_list_helper + (vm, n_packet_data_bytes, + /* is_public */ 1, + /* is_default */ 0, + name); + + ASSERT (t->free_list_index != 0); + fl = vlib_buffer_get_free_list (vm, t->free_list_index); + fl->min_n_buffers_each_physmem_alloc = t->min_n_buffers_each_physmem_alloc; + + fl->buffer_init_function = vlib_packet_template_buffer_init; + fl->buffer_init_function_opaque = pointer_to_uword (t); + + fl->buffer_init_template.current_data = 0; + fl->buffer_init_template.current_length = n_packet_data_bytes; + fl->buffer_init_template.flags = 0; +} + +void * +vlib_packet_template_get_packet (vlib_main_t * vm, + vlib_packet_template_t * t, + u32 * bi_result) +{ + u32 bi; + vlib_buffer_t * b; + + if (vlib_buffer_alloc (vm, &bi, 1) != 1) + return 0; + + *bi_result = bi; + + b = vlib_get_buffer (vm, bi); + memcpy (vlib_buffer_get_current (b), + t->packet_data, vec_len(t->packet_data)); + b->current_length = vec_len(t->packet_data); + + return b->data; +} + +void vlib_packet_template_get_packet_helper (vlib_main_t * vm, vlib_packet_template_t * t) +{ + word n = t->min_n_buffers_each_physmem_alloc; + word l = vec_len (t->packet_data); + word n_alloc; + + ASSERT (l > 0); + ASSERT (vec_len (t->free_buffers) == 0); + + vec_validate (t->free_buffers, n - 1); + n_alloc = vlib_buffer_alloc_from_free_list (vm, t->free_buffers, + n, t->free_list_index); + _vec_len (t->free_buffers) = n_alloc; +} + +/* Append given data to end of buffer, possibly allocating new buffers. */ +u32 vlib_buffer_add_data (vlib_main_t * vm, + u32 free_list_index, + u32 buffer_index, + void * data, u32 n_data_bytes) +{ + u32 n_buffer_bytes, n_left, n_left_this_buffer, bi; + vlib_buffer_t * b; + void * d; + + bi = buffer_index; + if (bi == 0 + && 1 != vlib_buffer_alloc_from_free_list (vm, &bi, 1, free_list_index)) + goto out_of_buffers; + + d = data; + n_left = n_data_bytes; + n_buffer_bytes = vlib_buffer_free_list_buffer_size (vm, free_list_index); + + b = vlib_get_buffer (vm, bi); + b->flags &= ~VLIB_BUFFER_TOTAL_LENGTH_VALID; + + /* Get to the end of the chain before we try to append data...*/ + while (b->flags & VLIB_BUFFER_NEXT_PRESENT) + b = vlib_get_buffer (vm, b->next_buffer); + + while (1) + { + u32 n; + + ASSERT (n_buffer_bytes >= b->current_length); + n_left_this_buffer = n_buffer_bytes - (b->current_data + b->current_length); + n = clib_min (n_left_this_buffer, n_left); + memcpy (vlib_buffer_get_current (b) + b->current_length, d, n); + b->current_length += n; + n_left -= n; + if (n_left == 0) + break; + + d += n; + if (1 != vlib_buffer_alloc_from_free_list (vm, &b->next_buffer, 1, free_list_index)) + goto out_of_buffers; + + b->flags |= VLIB_BUFFER_NEXT_PRESENT; + + b = vlib_get_buffer (vm, b->next_buffer); + } + + return bi; + + out_of_buffers: + clib_error ("out of buffers"); + return bi; +} + +static void vlib_serialize_tx (serialize_main_header_t * m, serialize_stream_t * s) +{ + vlib_main_t * vm; + vlib_serialize_buffer_main_t * sm; + uword n, n_bytes_to_write; + vlib_buffer_t * last; + + n_bytes_to_write = s->current_buffer_index; + sm = uword_to_pointer (s->data_function_opaque, vlib_serialize_buffer_main_t *); + vm = sm->vlib_main; + + ASSERT (sm->tx.max_n_data_bytes_per_chain > 0); + if (serialize_stream_is_end_of_stream (s) + || sm->tx.n_total_data_bytes + n_bytes_to_write > sm->tx.max_n_data_bytes_per_chain) + { + vlib_process_t * p = vlib_get_current_process (vm); + + last = vlib_get_buffer (vm, sm->last_buffer); + last->current_length = n_bytes_to_write; + + vlib_set_next_frame_buffer (vm, &p->node_runtime, sm->tx.next_index, sm->first_buffer); + + sm->first_buffer = sm->last_buffer = ~0; + sm->tx.n_total_data_bytes = 0; + } + + else if (n_bytes_to_write == 0 && s->n_buffer_bytes == 0) + { + ASSERT (sm->first_buffer == ~0); + ASSERT (sm->last_buffer == ~0); + n = vlib_buffer_alloc_from_free_list (vm, &sm->first_buffer, 1, sm->tx.free_list_index); + if (n != 1) + serialize_error (m, clib_error_create ("vlib_buffer_alloc_from_free_list fails")); + sm->last_buffer = sm->first_buffer; + s->n_buffer_bytes = vlib_buffer_free_list_buffer_size (vm, sm->tx.free_list_index); + } + + if (n_bytes_to_write > 0) + { + vlib_buffer_t * prev = vlib_get_buffer (vm, sm->last_buffer); + n = vlib_buffer_alloc_from_free_list (vm, &sm->last_buffer, 1, sm->tx.free_list_index); + if (n != 1) + serialize_error (m, clib_error_create ("vlib_buffer_alloc_from_free_list fails")); + sm->tx.n_total_data_bytes += n_bytes_to_write; + prev->current_length = n_bytes_to_write; + prev->next_buffer = sm->last_buffer; + prev->flags |= VLIB_BUFFER_NEXT_PRESENT; + } + + if (sm->last_buffer != ~0) + { + last = vlib_get_buffer (vm, sm->last_buffer); + s->buffer = vlib_buffer_get_current (last); + s->current_buffer_index = 0; + ASSERT (last->current_data == s->current_buffer_index); + } +} + +static void vlib_serialize_rx (serialize_main_header_t * m, serialize_stream_t * s) +{ + vlib_main_t * vm; + vlib_serialize_buffer_main_t * sm; + vlib_buffer_t * last; + + sm = uword_to_pointer (s->data_function_opaque, vlib_serialize_buffer_main_t *); + vm = sm->vlib_main; + + if (serialize_stream_is_end_of_stream (s)) + return; + + if (sm->last_buffer != ~0) + { + last = vlib_get_buffer (vm, sm->last_buffer); + + if (last->flags & VLIB_BUFFER_NEXT_PRESENT) + sm->last_buffer = last->next_buffer; + else + { + vlib_buffer_free (vm, &sm->first_buffer, /* count */ 1); + sm->first_buffer = sm->last_buffer = ~0; + } + } + + if (sm->last_buffer == ~0) + { + while (clib_fifo_elts (sm->rx.buffer_fifo) == 0) + { + sm->rx.ready_one_time_event = vlib_process_create_one_time_event (vm, vlib_current_process (vm), ~0); + vlib_process_wait_for_one_time_event (vm, /* no event data */ 0, sm->rx.ready_one_time_event); + } + + clib_fifo_sub1 (sm->rx.buffer_fifo, sm->first_buffer); + sm->last_buffer = sm->first_buffer; + } + + ASSERT (sm->last_buffer != ~0); + + last = vlib_get_buffer (vm, sm->last_buffer); + s->current_buffer_index = 0; + s->buffer = vlib_buffer_get_current (last); + s->n_buffer_bytes = last->current_length; +} + +static void +serialize_open_vlib_helper (serialize_main_t * m, + vlib_main_t * vm, + vlib_serialize_buffer_main_t * sm, + uword is_read) +{ + /* Initialize serialize main but save overflow buffer for re-use between calls. */ + { + u8 * save = m->stream.overflow_buffer; + memset (m, 0, sizeof (m[0])); + m->stream.overflow_buffer = save; + if (save) + _vec_len (save) = 0; + } + + sm->first_buffer = sm->last_buffer = ~0; + if (is_read) + clib_fifo_reset (sm->rx.buffer_fifo); + else + sm->tx.n_total_data_bytes = 0; + sm->vlib_main = vm; + m->header.data_function = is_read ? vlib_serialize_rx : vlib_serialize_tx; + m->stream.data_function_opaque = pointer_to_uword (sm); +} + +void serialize_open_vlib_buffer (serialize_main_t * m, vlib_main_t * vm, vlib_serialize_buffer_main_t * sm) +{ serialize_open_vlib_helper (m, vm, sm, /* is_read */ 0); } + +void unserialize_open_vlib_buffer (serialize_main_t * m, vlib_main_t * vm, vlib_serialize_buffer_main_t * sm) +{ serialize_open_vlib_helper (m, vm, sm, /* is_read */ 1); } + +u32 serialize_close_vlib_buffer (serialize_main_t * m) +{ + vlib_serialize_buffer_main_t * sm + = uword_to_pointer (m->stream.data_function_opaque, vlib_serialize_buffer_main_t *); + vlib_buffer_t * last; + serialize_stream_t * s = &m->stream; + + last = vlib_get_buffer (sm->vlib_main, sm->last_buffer); + last->current_length = s->current_buffer_index; + + if (vec_len (s->overflow_buffer) > 0) + { + sm->last_buffer + = vlib_buffer_add_data (sm->vlib_main, sm->tx.free_list_index, + sm->last_buffer == ~0 ? 0 : sm->last_buffer, + s->overflow_buffer, + vec_len (s->overflow_buffer)); + _vec_len (s->overflow_buffer) = 0; + } + + return sm->first_buffer; +} + +void unserialize_close_vlib_buffer (serialize_main_t * m) +{ + vlib_serialize_buffer_main_t * sm + = uword_to_pointer (m->stream.data_function_opaque, vlib_serialize_buffer_main_t *); + if (sm->first_buffer != ~0) + vlib_buffer_free_one (sm->vlib_main, sm->first_buffer); + clib_fifo_reset (sm->rx.buffer_fifo); + if (m->stream.overflow_buffer) + _vec_len (m->stream.overflow_buffer) = 0; +} + +static u8 * format_vlib_buffer_free_list (u8 * s, va_list * va) +{ + vlib_buffer_free_list_t * f = va_arg (*va, vlib_buffer_free_list_t *); + uword bytes_alloc, bytes_free, n_free, size; + + if (! f) + return format (s, "%=30s%=12s%=12s%=12s%=12s%=12s%=12s", + "Name", "Index", "Size", "Alloc", "Free", "#Alloc", "#Free"); + + size = sizeof (vlib_buffer_t) + f->n_data_bytes; + n_free = vec_len (f->aligned_buffers) + vec_len (f->unaligned_buffers); + bytes_alloc = size * f->n_alloc; + bytes_free = size * n_free; + + s = format (s, "%30s%12d%12d%=12U%=12U%=12d%=12d", + f->name, f->index, f->n_data_bytes, + format_memory_size, bytes_alloc, + format_memory_size, bytes_free, + f->n_alloc, n_free); + + return s; +} + +static clib_error_t * +show_buffers (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + vlib_buffer_main_t * bm = vm->buffer_main; + vlib_buffer_free_list_t * f; + + vlib_cli_output (vm, "%U", format_vlib_buffer_free_list, 0); + pool_foreach (f, bm->buffer_free_list_pool, ({ + vlib_cli_output (vm, "%U", format_vlib_buffer_free_list, f); + })); + + return 0; +} + +VLIB_CLI_COMMAND (show_buffers_command, static) = { + .path = "show buffers", + .short_help = "Show packet buffer allocation", + .function = show_buffers, +}; + diff --git a/vlib/vlib/buffer.h b/vlib/vlib/buffer.h new file mode 100644 index 00000000000..6322481b696 --- /dev/null +++ b/vlib/vlib/buffer.h @@ -0,0 +1,376 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * buffer.h: VLIB buffers + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef included_vlib_buffer_h +#define included_vlib_buffer_h + +#include +#include +#include +#include +#include /* for vlib_error_t */ +#include /* for __PRE_DATA_SIZE */ + +#ifdef CLIB_HAVE_VEC128 +typedef u8x16 vlib_copy_unit_t; +#else +typedef uword vlib_copy_unit_t; +#endif + +/** \file + vlib buffer structure definition and a few select + access methods. This structure and the buffer allocation + mechanism should perhaps live in vnet, but it would take a lot + of typing to make it so. +*/ + +/* VLIB buffer representation. */ +typedef struct { + /* Offset within data[] that we are currently processing. + If negative current header points into predata area. */ + i16 current_data; /**< signed offset in data[], pre_data[] + that we are currently processing. + If negative current header points into predata area. + */ + u16 current_length; /**< Nbytes between current data and + the end of this buffer. + */ + u32 flags; /**< buffer flags: +
VLIB_BUFFER_IS_TRACED: trace this buffer. +
VLIB_BUFFER_NEXT_PRESENT: this is a multi-chunk buffer. +
VLIB_BUFFER_TOTAL_LENGTH_VALID: as it says +
VLIB_BUFFER_REPL_FAIL: packet replication failure +
VLIB_BUFFER_FLAG_USER(n): user-defined bit N + */ +#define VLIB_BUFFER_IS_TRACED (1 << 0) +#define VLIB_BUFFER_LOG2_NEXT_PRESENT (1) +#define VLIB_BUFFER_NEXT_PRESENT (1 << VLIB_BUFFER_LOG2_NEXT_PRESENT) +#define VLIB_BUFFER_IS_RECYCLED (1 << 2) +#define VLIB_BUFFER_TOTAL_LENGTH_VALID (1 << 3) +#define VLIB_BUFFER_HGSHM_USER_INDEX_VALID (1 << 4) +#define VLIB_BUFFER_REPL_FAIL (1 << 5) + + /* User defined buffer flags. */ +#define LOG2_VLIB_BUFFER_FLAG_USER(n) (32 - (n)) +#define VLIB_BUFFER_FLAG_USER(n) (1 << LOG2_VLIB_BUFFER_FLAG_USER(n)) + + u32 free_list_index; /**< Buffer free list that this buffer was + allocated from and will be freed to. + */ + + u32 total_length_not_including_first_buffer; + /**< Only valid for first buffer in chain. Current length plus + total length given here give total number of bytes in buffer chain. + */ + + + u32 next_buffer; /**< Next buffer for this linked-list of buffers. + Only valid if VLIB_BUFFER_NEXT_PRESENT flag is set. + */ + + u32 trace_index; /**< Specifies index into trace buffer + if VLIB_PACKET_IS_TRACED flag is set. + */ + + + u32 clone_count; /**< Specifies whether this buffer should be + reinitialized when freed. It will be reinitialized + if the value is 0. This field can be used + as a counter or for other state during packet + replication. The buffer free function does not + modify this value. + */ + + vlib_error_t error; /**< Error code for buffers to be enqueued + to error handler. + */ + + u32 opaque[8]; /**< Opaque data used by sub-graphs for their own purposes. + See .../vnet/vnet/buffer.h + */ + /***** end of first cache line */ + + u32 opaque2[16]; /**< More opaque data, in its own cache line */ + + /***** end of second cache line */ + u8 pre_data [__PRE_DATA_SIZE]; /**< Space for inserting data + before buffer start. + Packet rewrite string will be + rewritten backwards and may extend + back before buffer->data[0]. + Must come directly before packet data. + */ + +#define VLIB_BUFFER_PRE_DATA_SIZE (ARRAY_LEN (((vlib_buffer_t *)0)->pre_data)) + u8 data[0]; /**< Packet data. Hardware DMA here */ +} vlib_buffer_t; /* Must be a multiple of 64B. */ + +/** \brief Prefetch buffer metadata. + The first 64 bytes of buffer contains most header information + + @param b - (vlib_buffer_t *) pointer to the buffer + @param type - LOAD, STORE. In most cases, STORE is the right answer +*/ + +#define vlib_prefetch_buffer_header(b,type) CLIB_PREFETCH (b, 64, type) + +always_inline vlib_buffer_t * +vlib_buffer_next_contiguous (vlib_buffer_t * b, u32 buffer_bytes) +{ return (void *) (b + 1) + buffer_bytes; } + +always_inline void +vlib_buffer_struct_is_sane (vlib_buffer_t * b) +{ + ASSERT (sizeof (b[0]) % 64 == 0); + + /* Rewrite data must be before and contiguous with packet data. */ + ASSERT (b->pre_data + VLIB_BUFFER_PRE_DATA_SIZE == b->data); +} + +/** \brief Get pointer to current data to process + + @param b - (vlib_buffer_t *) pointer to the buffer + @return - (void *) (b->data + b->current_data) +*/ + +always_inline void * +vlib_buffer_get_current (vlib_buffer_t * b) +{ + /* Check bounds. */ + ASSERT ((signed) b->current_data >= (signed) -VLIB_BUFFER_PRE_DATA_SIZE); + return b->data + b->current_data; +} + +/** \brief Advance current data pointer by the supplied (signed!) amount + + @param b - (vlib_buffer_t *) pointer to the buffer + @param l - (word) signed increment +*/ +always_inline void +vlib_buffer_advance (vlib_buffer_t * b, word l) +{ + ASSERT (b->current_length >= l); + b->current_data += l; + b->current_length -= l; +} + +/** \brief Reset current header & length to state they were in when + packet was received. + + @param b - (vlib_buffer_t *) pointer to the buffer +*/ + +always_inline void +vlib_buffer_reset (vlib_buffer_t * b) +{ + b->current_length += clib_max (b->current_data, 0); + b->current_data = 0; +} + +/** \brief Get pointer to buffer's opaque data array + + @param b - (vlib_buffer_t *) pointer to the buffer + @return - (void *) b->opaque +*/ +always_inline void * +vlib_get_buffer_opaque (vlib_buffer_t * b) +{ return (void *) b->opaque; } + +/** \brief Get pointer to buffer's opaque2 data array + + @param b - (vlib_buffer_t *) pointer to the buffer + @return - (void *) b->opaque2 +*/ +always_inline void * +vlib_get_buffer_opaque2 (vlib_buffer_t * b) +{ return (void *) b->opaque2; } + +/* Forward declaration. */ +struct vlib_main_t; + +typedef struct vlib_buffer_free_list_t { + /* Template buffer used to initialize first 16 bytes of buffers + allocated on this free list. */ + vlib_buffer_t buffer_init_template; + + /* Our index into vlib_main_t's buffer_free_list_pool. */ + u32 index; + + /* Number of data bytes for buffers in this free list. */ + u32 n_data_bytes; + + /* Number of buffers to allocate when we need to allocate new buffers + from physmem heap. */ + u32 min_n_buffers_each_physmem_alloc; + + /* Total number of buffers allocated from this free list. */ + u32 n_alloc; + + /* Vector of free buffers. Each element is a byte offset into I/O heap. + Aligned vectors always has naturally aligned vlib_copy_unit_t sized chunks + of buffer indices. Unaligned vector has any left over. This is meant to + speed up copy routines. */ + u32 * aligned_buffers, * unaligned_buffers; + + /* Memory chunks allocated for this free list + recorded here so they can be freed when free list + is deleted. */ + void ** buffer_memory_allocated; + + /* Free list name. */ + u8 * name; + + /* Callback functions to initialize newly allocated buffers. + If null buffers are zeroed. */ + void (* buffer_init_function) (struct vlib_main_t * vm, + struct vlib_buffer_free_list_t * fl, + u32 * buffers, u32 n_buffers); + + /* Callback function to announce that buffers have been + added to the freelist */ + void (* buffers_added_to_freelist_function) + (struct vlib_main_t * vm, + struct vlib_buffer_free_list_t * fl); + + uword buffer_init_function_opaque; +} __attribute__ ((aligned (16))) vlib_buffer_free_list_t; + +typedef struct { + /* Buffer free callback, for subversive activities */ + u32 (*buffer_free_callback) (struct vlib_main_t *vm, + u32 * buffers, + u32 n_buffers, + u32 follow_buffer_next); + /* Pool of buffer free lists. + Multiple free lists exist for packet generator which uses + separate free lists for each packet stream --- so as to avoid + initializing static data for each packet generated. */ + vlib_buffer_free_list_t * buffer_free_list_pool; +#define VLIB_BUFFER_DEFAULT_FREE_LIST_INDEX (0) + +#if DPDK == 1 +/* must be same as dpdk buffer size */ +#define VLIB_BUFFER_DEFAULT_FREE_LIST_BYTES (2048) +#else +#define VLIB_BUFFER_DEFAULT_FREE_LIST_BYTES (512) +#endif + + /* Hash table mapping buffer size (rounded to next unit of + sizeof (vlib_buffer_t)) to free list index. */ + uword * free_list_by_size; + + /* Hash table mapping buffer index into number + 0 => allocated but free, 1 => allocated and not-free. + If buffer index is not in hash table then this buffer + has never been allocated. */ + uword * buffer_known_hash; + + /* List of free-lists needing Blue Light Special announcements */ + vlib_buffer_free_list_t **announce_list; + + /* Vector of rte_mempools per socket */ +#if DPDK == 1 + struct rte_mempool ** pktmbuf_pools; +#endif +} vlib_buffer_main_t; + +typedef struct { + struct vlib_main_t * vlib_main; + + u32 first_buffer, last_buffer; + + union { + struct { + /* Total accumulated bytes in chain starting with first_buffer. */ + u32 n_total_data_bytes; + + /* Max number of bytes to accumulate in chain starting with first_buffer. + As this limit is reached buffers are enqueued to next node. */ + u32 max_n_data_bytes_per_chain; + + /* Next node to enqueue buffers to relative to current process node. */ + u32 next_index; + + /* Free list to use to allocate new buffers. */ + u32 free_list_index; + } tx; + + struct { + /* CLIB fifo of buffer indices waiting to be unserialized. */ + u32 * buffer_fifo; + + /* Event type used to signal that RX buffers have been added to fifo. */ + uword ready_one_time_event; + } rx; + }; +} vlib_serialize_buffer_main_t; + +void serialize_open_vlib_buffer (serialize_main_t * m, struct vlib_main_t * vm, vlib_serialize_buffer_main_t * sm); +void unserialize_open_vlib_buffer (serialize_main_t * m, struct vlib_main_t * vm, vlib_serialize_buffer_main_t * sm); + +u32 serialize_close_vlib_buffer (serialize_main_t * m); +void unserialize_close_vlib_buffer (serialize_main_t * m); +void *vlib_set_buffer_free_callback (struct vlib_main_t *vm, void *fp); + +always_inline u32 +serialize_vlib_buffer_n_bytes (serialize_main_t * m) +{ + serialize_stream_t * s = &m->stream; + vlib_serialize_buffer_main_t * sm + = uword_to_pointer (m->stream.data_function_opaque, vlib_serialize_buffer_main_t *); + return sm->tx.n_total_data_bytes + s->current_buffer_index + vec_len (s->overflow_buffer); +} + +/* + */ + +/** \brief Compile time buffer trajectory tracing option + Turn this on if you run into "bad monkey" contexts, + and you want to know exactly which nodes they've visited... + See vlib/main.c... +*/ +#define VLIB_BUFFER_TRACE_TRAJECTORY 0 + +#if VLIB_BUFFER_TRACE_TRAJECTORY > 0 +#define VLIB_BUFFER_TRACE_TRAJECTORY_INIT(b) (b)->pre_data[0]=0 +#else +#define VLIB_BUFFER_TRACE_TRAJECTORY_INIT(b) +#endif /* VLIB_BUFFER_TRACE_TRAJECTORY */ + +#endif /* included_vlib_buffer_h */ diff --git a/vlib/vlib/buffer_funcs.h b/vlib/vlib/buffer_funcs.h new file mode 100644 index 00000000000..452cdcb26a7 --- /dev/null +++ b/vlib/vlib/buffer_funcs.h @@ -0,0 +1,602 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * buffer_funcs.h: VLIB buffer related functions/inlines + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef included_vlib_buffer_funcs_h +#define included_vlib_buffer_funcs_h + +#include + +/** \file + vlib buffer access methods. +*/ + + +/** \brief Translate buffer index into buffer pointer + + @param vm - (vlib_main_t *) vlib main data structure pointer + @param buffer_index - (u32) buffer index + @return - (vlib_buffer_t *) buffer pointer +*/ +always_inline vlib_buffer_t * +vlib_get_buffer (vlib_main_t * vm, u32 buffer_index) +{ + return vlib_physmem_at_offset (&vm->physmem_main, ((uword)buffer_index) + << CLIB_LOG2_CACHE_LINE_BYTES); +} + +/** \brief Translate buffer pointer into buffer index + + @param vm - (vlib_main_t *) vlib main data structure pointer + @param b - (void *) buffer pointer + @return - (u32) buffer index +*/ +always_inline u32 +vlib_get_buffer_index (vlib_main_t * vm, void * p) +{ + uword offset = vlib_physmem_offset_of (&vm->physmem_main, p); + ASSERT((offset % (1<> CLIB_LOG2_CACHE_LINE_BYTES; +} + +/** \brief Get next buffer in buffer linklist, or zero for end of list. + + @param vm - (vlib_main_t *) vlib main data structure pointer + @param b - (void *) buffer pointer + @return - (vlib_buffer_t *) next buffer, or NULL +*/ +always_inline vlib_buffer_t * +vlib_get_next_buffer (vlib_main_t * vm, vlib_buffer_t * b) +{ + return (b->flags & VLIB_BUFFER_NEXT_PRESENT + ? vlib_get_buffer (vm, b->next_buffer) + : 0); +} + +uword vlib_buffer_length_in_chain_slow_path (vlib_main_t * vm, vlib_buffer_t * b_first); + +/** \brief Get length in bytes of the buffer chain + + @param vm - (vlib_main_t *) vlib main data structure pointer + @param b - (void *) buffer pointer + @return - (uword) length of buffer chain +*/ +always_inline uword +vlib_buffer_length_in_chain (vlib_main_t * vm, vlib_buffer_t * b) +{ + uword l = b->current_length + b->total_length_not_including_first_buffer; + if (PREDICT_FALSE ((b->flags & (VLIB_BUFFER_NEXT_PRESENT + | VLIB_BUFFER_TOTAL_LENGTH_VALID)) + == VLIB_BUFFER_NEXT_PRESENT)) + return vlib_buffer_length_in_chain_slow_path (vm, b); + return l; +} + +/** \brief Get length in bytes of the buffer index buffer chain + + @param vm - (vlib_main_t *) vlib main data structure pointer + @param bi - (u32) buffer index + @return - (uword) length of buffer chain +*/ +always_inline uword +vlib_buffer_index_length_in_chain (vlib_main_t * vm, u32 bi) +{ + vlib_buffer_t * b = vlib_get_buffer (vm, bi); + return vlib_buffer_length_in_chain (vm, b); +} + +/** \brief Copy buffer contents to memory + + @param vm - (vlib_main_t *) vlib main data structure pointer + @param bi - (u32) buffer index + @param contents - (u8 *) memory, must be large enough + @return - (uword) length of buffer chain +*/ +always_inline uword +vlib_buffer_contents (vlib_main_t * vm, u32 buffer_index, u8 * contents) +{ + uword content_len = 0; + uword l; + vlib_buffer_t * b; + + while (1) + { + b = vlib_get_buffer (vm, buffer_index); + l = b->current_length; + memcpy (contents + content_len, b->data + b->current_data, l); + content_len += l; + if (! (b->flags & VLIB_BUFFER_NEXT_PRESENT)) + break; + buffer_index = b->next_buffer; + } + + return content_len; +} + +/* Return physical address of buffer->data start. */ +always_inline u64 +vlib_get_buffer_data_physical_address (vlib_main_t * vm, u32 buffer_index) +{ + return vlib_physmem_offset_to_physical (&vm->physmem_main, + (((uword)buffer_index) << + CLIB_LOG2_CACHE_LINE_BYTES) + + STRUCT_OFFSET_OF (vlib_buffer_t, data)); +} + +/** \brief Prefetch buffer metadata by buffer index + The first 64 bytes of buffer contains most header information + + @param vm - (vlib_main_t *) vlib main data structure pointer + @param bi - (u32) buffer index + @param type - LOAD, STORE. In most cases, STORE is the right answer +*/ +/* Prefetch buffer header given index. */ +#define vlib_prefetch_buffer_with_index(vm,bi,type) \ + do { \ + vlib_buffer_t * _b = vlib_get_buffer (vm, bi); \ + vlib_prefetch_buffer_header (_b, type); \ + } while (0) + +#if 0 +/* Iterate over known allocated vlib bufs. You probably do not want + * to do this! + @param vm the vlib_main_t + @param bi found allocated buffer index + @param body operation to perform on buffer index + function executes body for each allocated buffer index + */ +#define vlib_buffer_foreach_allocated(vm,bi,body) \ +do { \ + vlib_main_t * _vmain = (vm); \ + vlib_buffer_main_t * _bmain = &_vmain->buffer_main; \ + hash_pair_t * _vbpair; \ + hash_foreach_pair(_vbpair, _bmain->buffer_known_hash, ({ \ + if (VLIB_BUFFER_KNOWN_ALLOCATED == _vbpair->value[0]) { \ + (bi) = _vbpair->key; \ + body; \ + } \ + })); \ +} while (0) +#endif + +#if DPDK == 0 + +typedef enum { + /* Index is unknown. */ + VLIB_BUFFER_UNKNOWN, + + /* Index is known and free/allocated. */ + VLIB_BUFFER_KNOWN_FREE, + VLIB_BUFFER_KNOWN_ALLOCATED, +} vlib_buffer_known_state_t; + +always_inline vlib_buffer_known_state_t +vlib_buffer_is_known (vlib_main_t * vm, u32 buffer_index) +{ + vlib_buffer_main_t * bm = vm->buffer_main; + ASSERT(os_get_cpu_number() == 0); + + uword * p = hash_get (bm->buffer_known_hash, buffer_index); + return p ? p[0] : VLIB_BUFFER_UNKNOWN; +} + +always_inline void +vlib_buffer_set_known_state (vlib_main_t * vm, + u32 buffer_index, + vlib_buffer_known_state_t state) +{ + vlib_buffer_main_t * bm = vm->buffer_main; + ASSERT(os_get_cpu_number() == 0); + hash_set (bm->buffer_known_hash, buffer_index, state); +} + +/* Validates sanity of a single buffer. + Returns format'ed vector with error message if any. */ +u8 * vlib_validate_buffer (vlib_main_t * vm, u32 buffer_index, uword follow_chain); + +/* Validate an array of buffers. As above. */ +u8 * vlib_validate_buffers (vlib_main_t * vm, + u32 * buffers, + uword next_buffer_stride, + uword n_buffers, + vlib_buffer_known_state_t known_state, + uword follow_chain); + +#endif /* DPDK == 0 */ + +clib_error_t * +vlib_buffer_pool_create(vlib_main_t * vm, unsigned num_mbufs, + unsigned mbuf_size, unsigned socket_id); + +/** \brief Allocate buffers into supplied array + + @param vm - (vlib_main_t *) vlib main data structure pointer + @param buffers - (u32 * ) buffer index array + @param n_buffers - (u32) number of buffers requested + @return - (u32) number of buffers actually allocated, may be + less than the number requested or zero +*/ +u32 vlib_buffer_alloc (vlib_main_t * vm, u32 * buffers, u32 n_buffers); + +always_inline u32 +vlib_buffer_round_size (u32 size) +{ return round_pow2 (size, sizeof (vlib_buffer_t)); } + +/** \brief Allocate buffers from specific freelist into supplied array + + @param vm - (vlib_main_t *) vlib main data structure pointer + @param buffers - (u32 * ) buffer index array + @param n_buffers - (u32) number of buffers requested + @return - (u32) number of buffers actually allocated, may be + less than the number requested or zero +*/ +u32 vlib_buffer_alloc_from_free_list (vlib_main_t * vm, + u32 * buffers, + u32 n_buffers, + u32 free_list_index); + +/** \brief Free buffers + Frees the entire buffer chain for each buffer + + @param vm - (vlib_main_t *) vlib main data structure pointer + @param buffers - (u32 * ) buffer index array + @param n_buffers - (u32) number of buffers to free + +*/ +void vlib_buffer_free (vlib_main_t * vm, + /* pointer to first buffer */ + u32 * buffers, + /* number of buffers to free */ + u32 n_buffers); + +/** \brief Free buffers, does not free the buffer chain for each buffer + + @param vm - (vlib_main_t *) vlib main data structure pointer + @param buffers - (u32 * ) buffer index array + @param n_buffers - (u32) number of buffers to free + +*/ +void vlib_buffer_free_no_next (vlib_main_t * vm, + /* pointer to first buffer */ + u32 * buffers, + /* number of buffers to free */ + u32 n_buffers); + +/** \brief Free one buffer + Shorthand to free a single buffer chain. + + @param vm - (vlib_main_t *) vlib main data structure pointer + @param buffer_index - (u32) buffer index to free +*/ +always_inline void +vlib_buffer_free_one (vlib_main_t * vm, u32 buffer_index) +{ + vlib_buffer_free (vm, &buffer_index, /* n_buffers */ 1); +} + +/* Add/delete buffer free lists. */ +u32 vlib_buffer_create_free_list (vlib_main_t * vm, u32 n_data_bytes, char * fmt, ...); +void vlib_buffer_delete_free_list (vlib_main_t * vm, u32 free_list_index); + +/* Find already existing public free list with given size or create one. */ +u32 vlib_buffer_get_or_create_free_list (vlib_main_t * vm, u32 n_data_bytes, char * fmt, ...); + +always_inline vlib_buffer_free_list_t * +vlib_buffer_get_free_list (vlib_main_t * vm, u32 free_list_index) +{ + vlib_buffer_main_t * bm = vm->buffer_main; + vlib_buffer_free_list_t * f; + + f = pool_elt_at_index (bm->buffer_free_list_pool, free_list_index); + + /* Sanity: indices must match. */ + ASSERT (f->index == free_list_index); + + return f; +} + +always_inline u32 +vlib_buffer_free_list_buffer_size (vlib_main_t * vm, u32 free_list_index) +{ + vlib_buffer_free_list_t * f = vlib_buffer_get_free_list (vm, free_list_index); + return f->n_data_bytes; +} + +void +vlib_aligned_memcpy (void * _dst, void * _src, int n_bytes); + +/* Reasonably fast buffer copy routine. */ +always_inline void +vlib_copy_buffers (u32 * dst, u32 * src, u32 n) +{ + while (n >= 4) + { + dst[0] = src[0]; + dst[1] = src[1]; + dst[2] = src[2]; + dst[3] = src[3]; + dst += 4; + src += 4; + n -= 4; + } + while (n > 0) + { + dst[0] = src[0]; + dst += 1; + src += 1; + n -= 1; + } +} + +always_inline void * +vlib_physmem_alloc_aligned (vlib_main_t * vm, clib_error_t ** error, + uword n_bytes, uword alignment) +{ + void * r = vm->os_physmem_alloc_aligned (&vm->physmem_main, n_bytes, alignment); + if (! r) + *error = clib_error_return (0, "failed to allocate %wd bytes of I/O memory", n_bytes); + else + *error = 0; + return r; +} + +/* By default allocate I/O memory with cache line alignment. */ +always_inline void * +vlib_physmem_alloc (vlib_main_t * vm, clib_error_t ** error, uword n_bytes) +{ return vlib_physmem_alloc_aligned (vm, error, n_bytes, CLIB_CACHE_LINE_BYTES); } + +always_inline void +vlib_physmem_free (vlib_main_t * vm, void * mem) +{ return vm->os_physmem_free (mem); } + +always_inline u64 +vlib_physmem_virtual_to_physical (vlib_main_t * vm, void * mem) +{ + vlib_physmem_main_t * pm = &vm->physmem_main; + uword o = pointer_to_uword (mem) - pm->virtual.start; + return vlib_physmem_offset_to_physical (pm, o); +} + +/* Append given data to end of buffer, possibly allocating new buffers. */ +u32 vlib_buffer_add_data (vlib_main_t * vm, + u32 free_list_index, + u32 buffer_index, + void * data, u32 n_data_bytes); + +format_function_t format_vlib_buffer, format_vlib_buffer_and_data, format_vlib_buffer_contents; + +typedef struct { + /* Vector of packet data. */ + u8 * packet_data; + +#if DPDK == 0 + /* Number of buffers to allocate in each call to physmem + allocator. */ + u32 min_n_buffers_each_physmem_alloc; + + /* Buffer free list for this template. */ + u32 free_list_index; + + u32 * free_buffers; +#endif +} vlib_packet_template_t; + +void vlib_packet_template_get_packet_helper (vlib_main_t * vm, + vlib_packet_template_t * t); + +void vlib_packet_template_init (vlib_main_t * vm, + vlib_packet_template_t * t, + void * packet_data, + uword n_packet_data_bytes, + uword min_n_buffers_each_physmem_alloc, + char * fmt, ...); + +void * +vlib_packet_template_get_packet (vlib_main_t * vm, + vlib_packet_template_t * t, + u32 * bi_result); + +always_inline void +vlib_packet_template_free (vlib_main_t * vm, vlib_packet_template_t * t) +{ + vec_free (t->packet_data); +} + +always_inline u32 +unserialize_vlib_buffer_n_bytes (serialize_main_t * m) +{ + serialize_stream_t * s = &m->stream; + vlib_serialize_buffer_main_t * sm + = uword_to_pointer (m->stream.data_function_opaque, vlib_serialize_buffer_main_t *); + vlib_main_t * vm = sm->vlib_main; + u32 n, * f; + + n = s->n_buffer_bytes - s->current_buffer_index; + if (sm->last_buffer != ~0) + { + vlib_buffer_t * b = vlib_get_buffer (vm, sm->last_buffer); + while (b->flags & VLIB_BUFFER_NEXT_PRESENT) + { + b = vlib_get_buffer (vm, b->next_buffer); + n += b->current_length; + } + } + + clib_fifo_foreach (f, sm->rx.buffer_fifo, ({ + n += vlib_buffer_index_length_in_chain (vm, f[0]); + })); + + return n; +} + +typedef union { + vlib_buffer_t b; + vlib_copy_unit_t i[sizeof (vlib_buffer_t) / sizeof (vlib_copy_unit_t)]; +} vlib_buffer_union_t; + +/* Set a buffer quickly into "uninitialized" state. We want this to + be extremely cheap and arrange for all fields that need to be + initialized to be in the first 128 bits of the buffer. */ +always_inline void +vlib_buffer_init_for_free_list (vlib_buffer_t * _dst, + vlib_buffer_free_list_t * fl) +{ + vlib_buffer_union_t * dst = (vlib_buffer_union_t *) _dst; + vlib_buffer_union_t * src = (vlib_buffer_union_t *) &fl->buffer_init_template; + + /* Make sure buffer template is sane. */ + ASSERT (fl->index == fl->buffer_init_template.free_list_index); + + /* Copy template from src->current_data thru src->free_list_index */ + dst->i[0] = src->i[0]; + if (1 * sizeof (dst->i[0]) < 16) + dst->i[1] = src->i[1]; + if (2 * sizeof (dst->i[0]) < 16) + dst->i[2] = src->i[2]; + + /* Make sure it really worked. */ +#define _(f) ASSERT (dst->b.f == src->b.f) + _ (current_data); + _ (current_length); + _ (flags); + _ (free_list_index); +#undef _ + ASSERT (dst->b.total_length_not_including_first_buffer == 0); +} + +always_inline void +vlib_buffer_init_two_for_free_list (vlib_buffer_t * _dst0, + vlib_buffer_t * _dst1, + vlib_buffer_free_list_t * fl) +{ + vlib_buffer_union_t * dst0 = (vlib_buffer_union_t *) _dst0; + vlib_buffer_union_t * dst1 = (vlib_buffer_union_t *) _dst1; + vlib_buffer_union_t * src = (vlib_buffer_union_t *) &fl->buffer_init_template; + + /* Make sure buffer template is sane. */ + ASSERT (fl->index == fl->buffer_init_template.free_list_index); + + /* Copy template from src->current_data thru src->free_list_index */ + dst0->i[0] = dst1->i[0] = src->i[0]; + if (1 * sizeof (dst0->i[0]) < 16) + dst0->i[1] = dst1->i[1] = src->i[1]; + if (2 * sizeof (dst0->i[0]) < 16) + dst0->i[2] = dst1->i[2] = src->i[2]; + + /* Make sure it really worked. */ +#define _(f) ASSERT (dst0->b.f == src->b.f && dst1->b.f == src->b.f) + _ (current_data); + _ (current_length); + _ (flags); + _ (free_list_index); +#undef _ + ASSERT (dst0->b.total_length_not_including_first_buffer == 0); + ASSERT (dst1->b.total_length_not_including_first_buffer == 0); +} + +#if CLIB_DEBUG > 0 +u32 * vlib_buffer_state_validation_lock; +uword * vlib_buffer_state_validation_hash; +void * vlib_buffer_state_heap; +#endif + +static inline void +vlib_validate_buffer_in_use (vlib_buffer_t * b, u32 expected) +{ +#if CLIB_DEBUG > 0 + uword * p; + void * oldheap; + + oldheap = clib_mem_set_heap (vlib_buffer_state_heap); + + while (__sync_lock_test_and_set (vlib_buffer_state_validation_lock, 1)) + ; + + p = hash_get (vlib_buffer_state_validation_hash, b); + + /* If we don't know about b, declare it to be in the expected state */ + if (!p) + { + hash_set (vlib_buffer_state_validation_hash, b, expected); + goto out; + } + + if (p[0] != expected) + { + void cj_stop(void); + u32 bi; + vlib_main_t * vm = &vlib_global_main; + + cj_stop(); + + bi = vlib_get_buffer_index (vm, b); + + clib_mem_set_heap (oldheap); + clib_warning ("%.6f buffer %llx (%d): %s, not %s", + vlib_time_now(vm), bi, + p[0] ? "busy" : "free", + expected ? "busy" : "free"); + os_panic(); + } + out: + CLIB_MEMORY_BARRIER(); + *vlib_buffer_state_validation_lock = 0; + clib_mem_set_heap (oldheap); +#endif +} + +static inline void +vlib_validate_buffer_set_in_use (vlib_buffer_t * b, u32 expected) +{ +#if CLIB_DEBUG > 0 + void * oldheap; + + oldheap = clib_mem_set_heap (vlib_buffer_state_heap); + + while (__sync_lock_test_and_set (vlib_buffer_state_validation_lock, 1)) + ; + + hash_set (vlib_buffer_state_validation_hash, b, expected); + + CLIB_MEMORY_BARRIER(); + *vlib_buffer_state_validation_lock = 0; + clib_mem_set_heap (oldheap); +#endif +} + +#endif /* included_vlib_buffer_funcs_h */ diff --git a/vlib/vlib/buffer_node.h b/vlib/vlib/buffer_node.h new file mode 100644 index 00000000000..0fa5c8093ca --- /dev/null +++ b/vlib/vlib/buffer_node.h @@ -0,0 +1,197 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * buffer_node.h: VLIB buffer handling node helper macros/inlines + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef included_vlib_buffer_node_h +#define included_vlib_buffer_node_h + +#define vlib_validate_buffer_enqueue_x2(vm,node,next_index,to_next,n_left_to_next,bi0,bi1,next0,next1) \ +do { \ + int enqueue_code = (next0 != next_index) + 2*(next1 != next_index); \ + \ + if (PREDICT_FALSE (enqueue_code != 0)) \ + { \ + switch (enqueue_code) \ + { \ + case 1: \ + /* A B A */ \ + to_next[-2] = bi1; \ + to_next -= 1; \ + n_left_to_next += 1; \ + vlib_set_next_frame_buffer (vm, node, next0, bi0); \ + break; \ + \ + case 2: \ + /* A A B */ \ + to_next -= 1; \ + n_left_to_next += 1; \ + vlib_set_next_frame_buffer (vm, node, next1, bi1); \ + break; \ + \ + case 3: \ + /* A B B or A B C */ \ + to_next -= 2; \ + n_left_to_next += 2; \ + vlib_set_next_frame_buffer (vm, node, next0, bi0); \ + vlib_set_next_frame_buffer (vm, node, next1, bi1); \ + if (next0 == next1) \ + { \ + vlib_put_next_frame (vm, node, next_index, \ + n_left_to_next); \ + next_index = next1; \ + vlib_get_next_frame (vm, node, next_index, to_next, n_left_to_next); \ + } \ + } \ + } \ +} while (0) + +#define vlib_validate_buffer_enqueue_x1(vm,node,next_index,to_next,n_left_to_next,bi0,next0) \ +do { \ + if (PREDICT_FALSE (next0 != next_index)) \ + { \ + vlib_put_next_frame (vm, node, next_index, n_left_to_next + 1); \ + next_index = next0; \ + vlib_get_next_frame (vm, node, next_index, to_next, n_left_to_next); \ + \ + to_next[0] = bi0; \ + to_next += 1; \ + n_left_to_next -= 1; \ + } \ +} while (0) + +always_inline uword +generic_buffer_node_inline (vlib_main_t * vm, + vlib_node_runtime_t * node, + vlib_frame_t * frame, + uword sizeof_trace, + void * opaque1, + uword opaque2, + void (* two_buffers) (vlib_main_t * vm, + void * opaque1, + uword opaque2, + vlib_buffer_t * b0, vlib_buffer_t * b1, + u32 * next0, u32 * next1), + void (* one_buffer) (vlib_main_t * vm, + void * opaque1, + uword opaque2, + vlib_buffer_t * b0, + u32 * next0)) +{ + u32 n_left_from, * from, * to_next; + u32 next_index; + + from = vlib_frame_vector_args (frame); + n_left_from = frame->n_vectors; + next_index = node->cached_next_index; + + if (node->flags & VLIB_NODE_FLAG_TRACE) + vlib_trace_frame_buffers_only (vm, node, from, frame->n_vectors, + /* stride */ 1, sizeof_trace); + + while (n_left_from > 0) + { + u32 n_left_to_next; + + vlib_get_next_frame (vm, node, next_index, + to_next, n_left_to_next); + + while (n_left_from >= 4 && n_left_to_next >= 2) + { + vlib_buffer_t * p0, * p1; + u32 pi0, next0; + u32 pi1, next1; + + /* Prefetch next iteration. */ + { + vlib_buffer_t * p2, * p3; + + p2 = vlib_get_buffer (vm, from[2]); + p3 = vlib_get_buffer (vm, from[3]); + + vlib_prefetch_buffer_header (p2, LOAD); + vlib_prefetch_buffer_header (p3, LOAD); + + CLIB_PREFETCH (p2->data, 64, LOAD); + CLIB_PREFETCH (p3->data, 64, LOAD); + } + + pi0 = to_next[0] = from[0]; + pi1 = to_next[1] = from[1]; + from += 2; + to_next += 2; + n_left_from -= 2; + n_left_to_next -= 2; + + p0 = vlib_get_buffer (vm, pi0); + p1 = vlib_get_buffer (vm, pi1); + + two_buffers (vm, opaque1, opaque2, p0, p1, &next0, &next1); + + vlib_validate_buffer_enqueue_x2 (vm, node, next_index, + to_next, n_left_to_next, + pi0, pi1, next0, next1); + } + + while (n_left_from > 0 && n_left_to_next > 0) + { + vlib_buffer_t * p0; + u32 pi0, next0; + + pi0 = from[0]; + to_next[0] = pi0; + from += 1; + to_next += 1; + n_left_from -= 1; + n_left_to_next -= 1; + + p0 = vlib_get_buffer (vm, pi0); + + one_buffer (vm, opaque1, opaque2, p0, &next0); + + vlib_validate_buffer_enqueue_x1 (vm, node, next_index, + to_next, n_left_to_next, + pi0, next0); + } + + vlib_put_next_frame (vm, node, next_index, n_left_to_next); + } + + return frame->n_vectors; +} + +#endif /* included_vlib_buffer_node_h */ diff --git a/vlib/vlib/cli.c b/vlib/vlib/cli.c new file mode 100644 index 00000000000..e5163f260e1 --- /dev/null +++ b/vlib/vlib/cli.c @@ -0,0 +1,1015 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * cli.c: command line interface + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include + +/* Root of all show commands. */ +VLIB_CLI_COMMAND (vlib_cli_show_command, static) = { + .path = "show", + .short_help = "Show commands", +}; + +/* Root of all clear commands. */ +VLIB_CLI_COMMAND (vlib_cli_clear_command, static) = { + .path = "clear", + .short_help = "Clear commands", +}; + +/* Root of all set commands. */ +VLIB_CLI_COMMAND (vlib_cli_set_command, static) = { + .path = "set", + .short_help = "Set commands", +}; + +/* Root of all test commands. */ +VLIB_CLI_COMMAND (vlib_cli_test_command, static) = { + .path = "test", + .short_help = "Test commands", +}; + +/* Returns bitmap of commands which match key. */ +static uword * +vlib_cli_sub_command_match (vlib_cli_command_t * c, unformat_input_t * input) +{ + int i, n; + uword * match = 0; + vlib_cli_parse_position_t * p; + + unformat_skip_white_space (input); + + for (i = 0; ; i++) + { + uword k; + + k = unformat_get_input (input); + switch (k) + { + case 'a' ... 'z': + case 'A' ... 'Z': + case '0' ... '9': + case '-': case '_': + break; + + case ' ': case '\t': case '\r': case '\n': + case UNFORMAT_END_OF_INPUT: + /* White space or end of input removes any non-white + matches that were before possible. */ + if (i < vec_len (c->sub_command_positions) + && clib_bitmap_count_set_bits (match) > 1) + { + p = vec_elt_at_index (c->sub_command_positions, i); + for (n = 0; n < vec_len (p->bitmaps); n++) + match = clib_bitmap_andnot (match, p->bitmaps[n]); + } + goto done; + + default: + unformat_put_input (input); + goto done; + } + + if (i >= vec_len (c->sub_command_positions)) + { + no_match: + clib_bitmap_free (match); + return 0; + } + + p = vec_elt_at_index (c->sub_command_positions, i); + if (vec_len (p->bitmaps) == 0) + goto no_match; + + n = k - p->min_char; + if (n < 0 || n >= vec_len (p->bitmaps)) + goto no_match; + + if (i == 0) + match = clib_bitmap_dup (p->bitmaps[n]); + else + match = clib_bitmap_and (match, p->bitmaps[n]); + + if (clib_bitmap_is_zero (match)) + goto no_match; + } + + done: + return match; +} + +/* Looks for string based sub-input formatted { SUB-INPUT }. */ +static uword unformat_vlib_cli_sub_input (unformat_input_t * i, va_list * args) +{ + unformat_input_t * sub_input = va_arg (*args, unformat_input_t *); + u8 * s; + uword c; + + while (1) + { + c = unformat_get_input (i); + switch (c) + { + case ' ': case '\t': + case '\n': case '\r': + case '\f': + break; + + case '{': + default: + /* Put back paren. */ + if (c != UNFORMAT_END_OF_INPUT) + unformat_put_input (i); + + if (c == '{' && unformat (i, "%v", &s)) + { + unformat_init_vector (sub_input, s); + return 1; + } + return 0; + } + } + return 0; +} + +static vlib_cli_command_t * +get_sub_command (vlib_cli_main_t * cm, vlib_cli_command_t * parent, u32 si) +{ + vlib_cli_sub_command_t * s = vec_elt_at_index (parent->sub_commands, si); + return vec_elt_at_index (cm->commands, s->index); +} + +static uword unformat_vlib_cli_sub_command (unformat_input_t * i, va_list * args) +{ + vlib_main_t * vm = va_arg (*args, vlib_main_t *); + vlib_cli_command_t * c = va_arg (*args, vlib_cli_command_t *); + vlib_cli_command_t ** result = va_arg (*args, vlib_cli_command_t **); + vlib_cli_main_t * cm = &vm->cli_main; + uword * match_bitmap, is_unique, index; + + { + vlib_cli_sub_rule_t * sr; + vlib_cli_parse_rule_t * r; + vec_foreach (sr, c->sub_rules) + { + void ** d; + r = vec_elt_at_index (cm->parse_rules, sr->rule_index); + vec_add2 (cm->parse_rule_data, d, 1); + vec_reset_length (d[0]); + if (r->data_size) + d[0] = _vec_resize (d[0], + /* length increment */ 1, + r->data_size, + /* header_bytes */ 0, + /* data align */ sizeof (uword)); + if (unformat_user (i, r->unformat_function, vm, d[0])) + { + *result = vec_elt_at_index (cm->commands, sr->command_index); + return 1; + } + } + } + + match_bitmap = vlib_cli_sub_command_match (c, i); + is_unique = clib_bitmap_count_set_bits (match_bitmap) == 1; + index = ~0; + if (is_unique) + { + index = clib_bitmap_first_set (match_bitmap); + *result = get_sub_command (cm, c, index); + } + clib_bitmap_free (match_bitmap); + + return is_unique; +} + +static u8 * format_vlib_cli_command_help (u8 * s, va_list * args) +{ + vlib_cli_command_t * c = va_arg (*args, vlib_cli_command_t *); + int is_long = va_arg (*args, int); + if (is_long && c->long_help) + s = format (s, "%s", c->long_help); + else if (c->short_help) + s = format (s, "%s", c->short_help); + else + s = format (s, "%v commands", c->path); + return s; +} + +static u8 * format_vlib_cli_parse_rule_name (u8 * s, va_list * args) +{ + vlib_cli_parse_rule_t * r = va_arg (*args, vlib_cli_parse_rule_t *); + return format (s, "<%U>", format_c_identifier, r->name); +} + +static u8 * format_vlib_cli_path (u8 * s, va_list * args) +{ + u8 * path = va_arg (*args, u8 *); + int i, in_rule; + in_rule = 0; + for (i = 0; i < vec_len (path); i++) + { + switch (path[i]) + { + case '%': + in_rule = 1; + vec_add1 (s, '<'); /* start of */ + break; + + case '_': + /* _ -> space in rules. */ + vec_add1 (s, in_rule ? ' ' : '_'); + break; + + case ' ': + if (in_rule) + { + vec_add1 (s, '>'); /* end of */ + in_rule = 0; + } + vec_add1 (s, ' '); + break; + + default: + vec_add1 (s, path[i]); + break; + } + } + + if (in_rule) + vec_add1 (s, '>'); /* terminate */ + + return s; +} + +static vlib_cli_command_t * +all_subs (vlib_cli_main_t * cm, + vlib_cli_command_t * subs, + u32 command_index) +{ + vlib_cli_command_t * c = vec_elt_at_index (cm->commands, command_index); + vlib_cli_sub_command_t * sc; + vlib_cli_sub_rule_t * sr; + + if (c->function) + vec_add1 (subs, c[0]); + + vec_foreach (sr, c->sub_rules) + subs = all_subs (cm, subs, sr->command_index); + vec_foreach (sc, c->sub_commands) + subs = all_subs (cm, subs, sc->index); + + return subs; +} + +static clib_error_t * +vlib_cli_dispatch_sub_commands (vlib_main_t * vm, + vlib_cli_main_t * cm, + unformat_input_t * input, + uword parent_command_index) +{ + vlib_cli_command_t * parent, * c; + clib_error_t * error = 0; + unformat_input_t sub_input; + u8 * string; + uword is_main_dispatch = cm == &vm->cli_main; + + parent = vec_elt_at_index (cm->commands, parent_command_index); + if (is_main_dispatch && unformat (input, "help")) + { + uword help_at_end_of_line, i; + + help_at_end_of_line = unformat_check_input (input) == UNFORMAT_END_OF_INPUT; + while (1) + { + c = parent; + if (unformat_user (input, unformat_vlib_cli_sub_command, vm, c, &parent)) + ; + + else if (! unformat_check_input (input) == UNFORMAT_END_OF_INPUT) + goto unknown; + + else + break; + } + + /* help SUB-COMMAND => long format help. + "help" at end of line: show all commands. */ + if (! help_at_end_of_line) + vlib_cli_output (vm, "%U", format_vlib_cli_command_help, c, /* is_long */ 1); + + else if (vec_len (c->sub_commands) + vec_len (c->sub_rules) == 0) + vlib_cli_output (vm, "%v: no sub-commands", c->path); + + else + { + vlib_cli_sub_command_t * sc; + vlib_cli_sub_rule_t * sr, * subs; + + subs = vec_dup (c->sub_rules); + + /* Add in rules if any. */ + vec_foreach (sc, c->sub_commands) + { + vec_add2 (subs, sr, 1); + sr->name = sc->name; + sr->command_index = sc->index; + sr->rule_index = ~0; + } + + vec_sort (subs, c1, c2, vec_cmp (c1->name, c2->name)); + + for (i = 0; i < vec_len (subs); i++) + { + vlib_cli_command_t * d; + vlib_cli_parse_rule_t * r; + + d = vec_elt_at_index (cm->commands, subs[i].command_index); + r = subs[i].rule_index != ~0 ? vec_elt_at_index (cm->parse_rules, subs[i].rule_index) : 0; + + if (r) + vlib_cli_output + (vm, " %-30U %U", + format_vlib_cli_parse_rule_name, r, + format_vlib_cli_command_help, d, /* is_long */ 0); + else + vlib_cli_output + (vm, " %-30v %U", + subs[i].name, + format_vlib_cli_command_help, d, /* is_long */ 0); + } + + vec_free (subs); + } + } + + else if (is_main_dispatch && (unformat (input, "choices") || unformat (input, "?"))) + { + vlib_cli_command_t * sub, * subs; + + subs = all_subs (cm, 0, parent_command_index); + vec_sort (subs, c1, c2, vec_cmp (c1->path, c2->path)); + vec_foreach (sub, subs) + vlib_cli_output (vm, " %-40U %U", + format_vlib_cli_path, sub->path, + format_vlib_cli_command_help, sub, /* is_long */ 0); + vec_free (subs); + } + + else if (unformat (input, "comment %v", &string)) + { + vec_free (string); + } + + else if (unformat (input, "uncomment %U", + unformat_vlib_cli_sub_input, &sub_input)) + { + error = vlib_cli_dispatch_sub_commands (vm, cm, &sub_input, parent_command_index); + unformat_free (&sub_input); + } + + else if (unformat_user (input, unformat_vlib_cli_sub_command, vm, parent, &c)) + { + unformat_input_t * si; + uword has_sub_commands = vec_len (c->sub_commands) + vec_len (c->sub_rules) > 0; + + si = input; + if (unformat_user (input, unformat_vlib_cli_sub_input, &sub_input)) + si = &sub_input; + + if (has_sub_commands) + error = vlib_cli_dispatch_sub_commands (vm, cm, si, c - cm->commands); + + if (has_sub_commands && ! error) + /* Found valid sub-command. */; + + else if (c->function) + { + clib_error_t * c_error; + + /* Skip white space for benefit of called function. */ + unformat_skip_white_space (si); + + if (unformat (si, "?")) + { + vlib_cli_output (vm, " %-40U %U", + format_vlib_cli_path, c->path, + format_vlib_cli_command_help, c, /* is_long */ 0); + } + else + { + if (!c->is_mp_safe) + vlib_worker_thread_barrier_sync(vm); + + c_error = c->function (vm, si, c); + + if (!c->is_mp_safe) + vlib_worker_thread_barrier_release(vm); + + if (c_error) + { + error = clib_error_return (0, "%v: %v", c->path, c_error->what); + clib_error_free (c_error); + /* Free sub input. */ + if (si != input) + unformat_free (si); + + return error; + } + } + + /* Free any previous error. */ + clib_error_free (error); + } + + else if (! error) + error = clib_error_return (0, "%v: no sub-commands", c->path); + + /* Free sub input. */ + if (si != input) + unformat_free (si); + } + + else + goto unknown; + + return error; + + unknown: + if (parent->path) + return clib_error_return (0, "%v: unknown input `%U'", parent->path, format_unformat_error, input); + else + return clib_error_return (0, "unknown input `%U'", format_unformat_error, input); +} + + +void vlib_unix_error_report (vlib_main_t *, clib_error_t *) + __attribute__ ((weak)); + +void vlib_unix_error_report (vlib_main_t * vm, clib_error_t * error) { } + +/* Process CLI input. */ +void vlib_cli_input (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_output_function_t * function, + uword function_arg) +{ + vlib_cli_main_t * cm = &vm->cli_main; + clib_error_t * error; + vlib_cli_output_function_t * save_function; + uword save_function_arg; + + save_function = cm->output_function; + save_function_arg = cm->output_function_arg; + + cm->output_function = function; + cm->output_function_arg = function_arg; + + do { + vec_reset_length (cm->parse_rule_data); + error = vlib_cli_dispatch_sub_commands (vm, &vm->cli_main, input, /* parent */ 0); + } while (! error && ! unformat (input, "%U", unformat_eof)); + + if (error) + { + vlib_cli_output (vm, "%v", error->what); + vlib_unix_error_report (vm, error); + clib_error_free (error); + } + + cm->output_function = save_function; + cm->output_function_arg = save_function_arg; +} + +/* Output to current CLI connection. */ +void vlib_cli_output (vlib_main_t * vm, char * fmt, ...) +{ + vlib_cli_main_t * cm = &vm->cli_main; + va_list va; + u8 * s; + + va_start (va, fmt); + s = va_format (0, fmt, &va); + va_end (va); + + /* Terminate with \n if not present. */ + if (vec_len (s) > 0 && s[vec_len (s)-1] != '\n') + vec_add1 (s, '\n'); + + if (! cm->output_function) + fformat (stdout, "%v", s); + else + cm->output_function (cm->output_function_arg, s, vec_len (s)); + + vec_free (s); +} + +static clib_error_t * +show_memory_usage (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + int verbose = 0; + clib_error_t * error; + u32 index = 0; + + while (unformat_check_input(input) != UNFORMAT_END_OF_INPUT) + { + if (unformat (input, "verbose")) + verbose = 1; + else { + error = clib_error_return (0, "unknown input `%U'", + format_unformat_error, input); + return error; + } + } + + foreach_vlib_main ( + ({ + vlib_cli_output (vm, "Thread %d %v\n", index, vlib_worker_threads[index].name); + vlib_cli_output (vm, "%U\n", format_mheap, clib_per_cpu_mheaps[index], verbose); + index++; + })); + return 0; +} + +VLIB_CLI_COMMAND (show_memory_usage_command, static) = { + .path = "show memory", + .short_help = "Show current memory usage", + .function = show_memory_usage, +}; + +static clib_error_t * +enable_disable_memory_trace (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + clib_error_t * error = 0; + int enable; + + if (! unformat_user (input, unformat_vlib_enable_disable, &enable)) + { + error = clib_error_return (0, "expecting enable/on or disable/off"); + goto done; + } + + clib_mem_trace (enable); + + done: + return error; +} + +VLIB_CLI_COMMAND (enable_disable_memory_trace_command, static) = { + .path = "memory-trace", + .short_help = "Enable/disable memory allocation trace", + .function = enable_disable_memory_trace, +}; + + +static clib_error_t * +test_heap_validate (vlib_main_t * vm, unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + clib_error_t * error = 0; + void * heap; + mheap_t *mheap; + + if (unformat(input, "on")) { + foreach_vlib_main({ + heap = clib_per_cpu_mheaps[this_vlib_main->cpu_index]; + mheap = mheap_header(heap); + mheap->flags |= MHEAP_FLAG_VALIDATE; + // Turn off small object cache because it delays detection of errors + mheap->flags &= ~MHEAP_FLAG_SMALL_OBJECT_CACHE; + }); + + } else if (unformat(input, "off")) { + foreach_vlib_main({ + heap = clib_per_cpu_mheaps[this_vlib_main->cpu_index]; + mheap = mheap_header(heap); + mheap->flags &= ~MHEAP_FLAG_VALIDATE; + mheap->flags |= MHEAP_FLAG_SMALL_OBJECT_CACHE; + }); + + } else if (unformat(input, "now")) { + foreach_vlib_main({ + heap = clib_per_cpu_mheaps[this_vlib_main->cpu_index]; + mheap = mheap_header(heap); + mheap_validate(heap); + }); + vlib_cli_output(vm, "heap validation complete"); + + } else { + return clib_error_return(0, "unknown input `%U'", + format_unformat_error, input); + } + + return error; +} + +VLIB_CLI_COMMAND (cmd_test_heap_validate,static) = { + .path = "test heap-validate", + .short_help = " validate heap on future allocs/frees or right now", + .function = test_heap_validate, +}; + + +static uword vlib_cli_normalize_path (char * input, char ** result) +{ + char * i = input; + char * s = 0; + uword l = 0; + uword index_of_last_space = ~0; + + while (*i != 0) + { + u8 c = *i++; + /* Multiple white space -> single space. */ + switch (c) + { + case ' ': + case '\t': + case '\n': + case '\r': + if (l > 0 && s[l-1] != ' ') + { + vec_add1 (s, ' '); + l++; + } + break; + + default: + if (l > 0 && s[l-1] == ' ') + index_of_last_space = vec_len (s); + vec_add1 (s, c); + l++; + break; + } + } + + /* Remove any extra space at end. */ + if (l > 0 && s[l-1] == ' ') + _vec_len (s) -= 1; + + *result = s; + return index_of_last_space; +} + +always_inline uword +parent_path_len (char * path) +{ + word i; + for (i = vec_len (path) - 1; i >= 0; i--) + { + if (path[i] == ' ') + return i; + } + return ~0; +} + +static void add_sub_command (vlib_cli_main_t * cm, + uword parent_index, + uword child_index) +{ + vlib_cli_command_t * p, * c; + vlib_cli_sub_command_t * sub_c; + u8 * sub_name; + word i, l; + + p = vec_elt_at_index (cm->commands, parent_index); + c = vec_elt_at_index (cm->commands, child_index); + + l = parent_path_len (c->path); + if (l == ~0) + sub_name = vec_dup ((u8 *) c->path); + else + { + ASSERT (l + 1 < vec_len (c->path)); + sub_name = 0; + vec_add (sub_name, c->path + l + 1, vec_len (c->path) - (l + 1)); + } + + if (sub_name[0] == '%') + { + uword * q; + vlib_cli_sub_rule_t * sr; + + /* Remove %. */ + vec_delete (sub_name, 1, 0); + + if (! p->sub_rule_index_by_name) + p->sub_rule_index_by_name + = hash_create_vec (/* initial length */ 32, + sizeof (sub_name[0]), + sizeof (uword)); + q = hash_get_mem (p->sub_rule_index_by_name, sub_name); + if (q) + { + sr = vec_elt_at_index (p->sub_rules, q[0]); + ASSERT (sr->command_index == child_index); + return; + } + + q = hash_get_mem (cm->parse_rule_index_by_name, sub_name); + if (! q) + clib_error ("reference to unknown rule `%%%v' in path `%v'", + sub_name, c->path); + + hash_set_mem (p->sub_rule_index_by_name, sub_name, vec_len (p->sub_rules)); + vec_add2 (p->sub_rules, sr, 1); + sr->name = sub_name; + sr->rule_index = q[0]; + sr->command_index = child_index; + return; + } + + if (! p->sub_command_index_by_name) + p->sub_command_index_by_name + = hash_create_vec (/* initial length */ 32, + sizeof (c->path[0]), + sizeof (uword)); + + /* Check if sub-command has already been created. */ + if (hash_get_mem (p->sub_command_index_by_name, sub_name)) + { + vec_free (sub_name); + return; + } + + vec_add2 (p->sub_commands, sub_c, 1); + sub_c->index = child_index; + sub_c->name = sub_name; + hash_set_mem (p->sub_command_index_by_name, sub_c->name, sub_c - p->sub_commands); + + vec_validate (p->sub_command_positions, vec_len (sub_c->name) - 1); + for (i = 0; i < vec_len (sub_c->name); i++) + { + int n; + vlib_cli_parse_position_t * pos; + + pos = vec_elt_at_index (p->sub_command_positions, i); + + if (! pos->bitmaps) + pos->min_char = sub_c->name[i]; + + n = sub_c->name[i] - pos->min_char; + if (n < 0) + { + pos->min_char = sub_c->name[i]; + vec_insert (pos->bitmaps, -n, 0); + n = 0; + } + + vec_validate (pos->bitmaps, n); + pos->bitmaps[n] = clib_bitmap_ori (pos->bitmaps[n], sub_c - p->sub_commands); + } +} + +static void +vlib_cli_make_parent (vlib_cli_main_t * cm, uword ci) +{ + uword p_len, pi, * p; + char * p_path; + vlib_cli_command_t * c, * parent; + + /* Root command (index 0) should have already been added. */ + ASSERT (vec_len (cm->commands) > 0); + + c = vec_elt_at_index (cm->commands, ci); + p_len = parent_path_len (c->path); + + /* No space? Parent is root command. */ + if (p_len == ~0) + { + add_sub_command (cm, 0, ci); + return; + } + + p_path = 0; + vec_add (p_path, c->path, p_len); + + p = hash_get_mem (cm->command_index_by_path, p_path); + + /* Parent exists? */ + if (! p) + { + /* Parent does not exist; create it. */ + vec_add2 (cm->commands, parent, 1); + parent->path = p_path; + hash_set_mem (cm->command_index_by_path, parent->path, parent - cm->commands); + pi = parent - cm->commands; + } + else + { + pi = p[0]; + vec_free (p_path); + } + + add_sub_command (cm, pi, ci); + + /* Create parent's parent. */ + if (! p) + vlib_cli_make_parent (cm, pi); +} + +always_inline uword +vlib_cli_command_is_empty (vlib_cli_command_t * c) +{ + return (c->long_help == 0 + && c->short_help == 0 + && c->function == 0); +} + +clib_error_t * vlib_cli_register (vlib_main_t * vm, vlib_cli_command_t * c) +{ + vlib_cli_main_t * cm = &vm->cli_main; + clib_error_t * error = 0; + uword ci, * p; + char * normalized_path; + + if ((error = vlib_call_init_function (vm, vlib_cli_init))) + return error; + + (void) vlib_cli_normalize_path (c->path, &normalized_path); + + if (! cm->command_index_by_path) + cm->command_index_by_path = hash_create_vec (/* initial length */ 32, + sizeof (c->path[0]), + sizeof (uword)); + + /* See if command already exists with given path. */ + p = hash_get_mem (cm->command_index_by_path, normalized_path); + if (p) + { + vlib_cli_command_t * d; + + ci = p[0]; + d = vec_elt_at_index (cm->commands, ci); + + /* If existing command was created via vlib_cli_make_parent + replaced it with callers data. */ + if (vlib_cli_command_is_empty (d)) + { + vlib_cli_command_t save = d[0]; + + ASSERT (! vlib_cli_command_is_empty (c)); + + /* Copy callers fields. */ + d[0] = c[0]; + + /* Save internal fields. */ + d->path = save.path; + d->sub_commands = save.sub_commands; + d->sub_command_index_by_name = save.sub_command_index_by_name; + d->sub_command_positions = save.sub_command_positions; + d->sub_rules = save.sub_rules; + } + else + error = clib_error_return (0, "duplicate command name with path %v", normalized_path); + + vec_free (normalized_path); + if (error) + return error; + } + else + { + /* Command does not exist: create it. */ + + /* Add root command (index 0). */ + if (vec_len (cm->commands) == 0) + { + /* Create command with index 0; path is empty string. */ + vec_resize (cm->commands, 1); + } + + ci = vec_len (cm->commands); + hash_set_mem (cm->command_index_by_path, normalized_path, ci); + vec_add1 (cm->commands, c[0]); + + c = vec_elt_at_index (cm->commands, ci); + c->path = normalized_path; + + /* Don't inherit from registration. */ + c->sub_commands = 0; + c->sub_command_index_by_name = 0; + c->sub_command_positions = 0; + } + + vlib_cli_make_parent (cm, ci); + return 0; +} + +clib_error_t * +vlib_cli_register_parse_rule (vlib_main_t * vm, vlib_cli_parse_rule_t * r_reg) +{ + vlib_cli_main_t * cm = &vm->cli_main; + vlib_cli_parse_rule_t * r; + clib_error_t * error = 0; + u8 * r_name; + uword * p; + + if (! cm->parse_rule_index_by_name) + cm->parse_rule_index_by_name = hash_create_vec (/* initial length */ 32, + sizeof (r->name[0]), + sizeof (uword)); + + /* Make vector copy of name. */ + r_name = format (0, "%s", r_reg->name); + + if ((p = hash_get_mem (cm->parse_rule_index_by_name, r_name))) + { + vec_free (r_name); + return clib_error_return (0, "duplicate parse rule name `%s'", r_reg->name); + } + + vec_add2 (cm->parse_rules, r, 1); + r[0] = r_reg[0]; + r->name = (char *) r_name; + hash_set_mem (cm->parse_rule_index_by_name, r->name, r - cm->parse_rules); + + return error; +} + +#if 0 +/* $$$ turn back on again someday, maybe */ +static clib_error_t * +vlib_cli_register_parse_rules (vlib_main_t * vm, + vlib_cli_parse_rule_t * lo, + vlib_cli_parse_rule_t * hi) + + __attribute__((unused)) +{ + clib_error_t * error = 0; + vlib_cli_parse_rule_t * r; + + for (r = lo; r < hi; r = clib_elf_section_data_next (r, 0)) + { + if (! r->name || strlen (r->name) == 0) + { + error = clib_error_return (0, "parse rule with no name"); + goto done; + } + + error = vlib_cli_register_parse_rule (vm, r); + if (error) + goto done; + } + + done: + return error; +} +#endif + +static clib_error_t * vlib_cli_init (vlib_main_t * vm) +{ + vlib_cli_main_t * cm = &vm->cli_main; + clib_error_t * error = 0; + vlib_cli_command_t * cmd; + + cmd = cm->cli_command_registrations; + + while (cmd) + { + error = vlib_cli_register (vm, cmd); + if (error) + return error; + cmd = cmd->next_cli_command; + } + return error; +} + +VLIB_INIT_FUNCTION (vlib_cli_init); diff --git a/vlib/vlib/cli.h b/vlib/vlib/cli.h new file mode 100644 index 00000000000..8c802475176 --- /dev/null +++ b/vlib/vlib/cli.h @@ -0,0 +1,187 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * cli.h: command line interface + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef included_vlib_cli_h +#define included_vlib_cli_h + +#include + +struct vlib_cli_command_t; + +typedef struct { + u32 min_char; + + /* Indexed by name[position] - min_char. */ + uword ** bitmaps; +} vlib_cli_parse_position_t; + +typedef struct { + u8 * name; + + u32 index; +} vlib_cli_sub_command_t; + +typedef struct { + u8 * name; + + u32 rule_index; + + u32 command_index; +} vlib_cli_sub_rule_t; + +typedef struct { + char * name; + char * short_help; + char * long_help; + + /* Number of bytes in parsed data. Zero for vector. */ + uword data_size; + + unformat_function_t * unformat_function; + + /* Opaque for unformat function. */ + uword unformat_function_arg[2]; +} vlib_cli_parse_rule_t; + +/* CLI command callback function. */ +typedef clib_error_t * (vlib_cli_command_function_t) + (struct vlib_main_t * vm, + unformat_input_t * input, + struct vlib_cli_command_t * cmd); + +typedef struct vlib_cli_command_t { + /* Command path (e.g. "show something"). + Spaces delimit elements of path. */ + char * path; + + /* Short/long help strings. */ + char * short_help; + char * long_help; + + /* Callback function. */ + vlib_cli_command_function_t * function; + + /* Opaque. */ + uword function_arg; + + /* Known MP-safe? */ + uword is_mp_safe; + + /* Sub commands for this command. */ + vlib_cli_sub_command_t * sub_commands; + + /* Hash table mapping name (e.g. last path element) to sub command index. */ + uword * sub_command_index_by_name; + + /* bitmap[p][c][i] says whether sub-command i has character + c in position p. */ + vlib_cli_parse_position_t * sub_command_positions; + + /* Hash table mapping name (e.g. last path element) to sub rule index. */ + uword * sub_rule_index_by_name; + + /* Vector of possible parse rules for this path. */ + vlib_cli_sub_rule_t * sub_rules; + + /* List of CLI commands, built by constructors */ + struct vlib_cli_command_t * next_cli_command; + +} vlib_cli_command_t; + +typedef void (vlib_cli_output_function_t) (uword arg, + u8 * buffer, + uword buffer_bytes); +typedef struct { + /* Current output function. */ + vlib_cli_output_function_t * output_function; + + /* Opaque data for output function. */ + uword output_function_arg; + + /* Vector of all known commands. */ + vlib_cli_command_t * commands; + + /* Hash table mapping normalized path to index into all_commands. */ + uword * command_index_by_path; + + /* Vector of all known parse rules. */ + vlib_cli_parse_rule_t * parse_rules; + + /* Hash table mapping parse rule name to index into parse_rule vector. */ + uword * parse_rule_index_by_name; + + /* Data parsed for rules. */ + void ** parse_rule_data; + + /* registration list added by constructors */ + vlib_cli_command_t *cli_command_registrations; +} vlib_cli_main_t; + +#define VLIB_CLI_COMMAND(x,...) \ + __VA_ARGS__ vlib_cli_command_t x; \ +static void __vlib_cli_command_registration_##x (void) \ + __attribute__((__constructor__)) ; \ +static void __vlib_cli_command_registration_##x (void) \ +{ \ + vlib_main_t * vm = vlib_get_main(); \ + vlib_cli_main_t *cm = &vm->cli_main; \ + x.next_cli_command = cm->cli_command_registrations; \ + cm->cli_command_registrations = &x; \ +} \ +__VA_ARGS__ vlib_cli_command_t x + + +#define VLIB_CLI_PARSE_RULE(x) \ + vlib_cli_parse_rule_t x + +/* Output to current CLI connection. */ +void vlib_cli_output (struct vlib_main_t * vm, char * fmt, ...); + +/* Process CLI input. */ +void vlib_cli_input (struct vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_output_function_t * function, + uword function_arg); + +clib_error_t * vlib_cli_register (struct vlib_main_t * vm, + vlib_cli_command_t * c); +clib_error_t * vlib_cli_register_parse_rule (struct vlib_main_t * vm, + vlib_cli_parse_rule_t * c); + +#endif /* included_vlib_cli_h */ diff --git a/vlib/vlib/cli_funcs.h b/vlib/vlib/cli_funcs.h new file mode 100644 index 00000000000..a43ed20a2c2 --- /dev/null +++ b/vlib/vlib/cli_funcs.h @@ -0,0 +1,50 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * cli_funcs.h: VLIB CLI related functions/inlines + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef included_vlib_cli_funcs_h +#define included_vlib_cli_funcs_h + +always_inline void * +vlib_cli_get_parse_rule_result (vlib_main_t * vm, uword index) +{ + vlib_cli_main_t * cm = &vm->cli_main; + return vec_elt (cm->parse_rule_data, index); +} + +#endif /* included_vlib_cli_funcs_h */ diff --git a/vlib/vlib/counter.c b/vlib/vlib/counter.c new file mode 100644 index 00000000000..1b94884e319 --- /dev/null +++ b/vlib/vlib/counter.c @@ -0,0 +1,113 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * counter.c: simple and packet/byte counters + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include + +void vlib_clear_simple_counters (vlib_simple_counter_main_t * cm) +{ + uword i, j; + u16 * my_minis; + + for (i = 0; i < VLIB_COUNTER_MAX_CPUS; i++) + { + my_minis = cm->minis[i]; + + for (j = 0; j < vec_len (my_minis); j++) + { + cm->maxi[j] += my_minis[j]; + my_minis[j] = 0; + } + } + + j = vec_len (cm->maxi); + if (j > 0) + vec_validate (cm->value_at_last_clear, j - 1); + for (i = 0; i < j; i++) + cm->value_at_last_clear[i] = cm->maxi[i]; +} + +void vlib_clear_combined_counters (vlib_combined_counter_main_t * cm) +{ + uword i, j; + vlib_mini_counter_t * my_minis; + + for (i = 0; i < VLIB_COUNTER_MAX_CPUS; i++) + { + my_minis = cm->minis[i]; + + for (j = 0; j < vec_len (my_minis); j++) + { + cm->maxi[j].packets += my_minis[j].packets; + cm->maxi[j].bytes += my_minis[j].bytes; + my_minis[j].packets = 0; + my_minis[j].bytes = 0; + } + } + + j = vec_len (cm->maxi); + if (j > 0) + vec_validate (cm->value_at_last_clear, j - 1); + + for (i = 0; i < j; i++) + { + vlib_counter_t * c = vec_elt_at_index (cm->value_at_last_clear, i); + + c[0] = cm->maxi[i]; + } +} + +void serialize_vlib_simple_counter_main (serialize_main_t * m, va_list * va) +{ + clib_warning ("unimplemented"); +} + +void unserialize_vlib_simple_counter_main (serialize_main_t * m, va_list * va) +{ + clib_warning ("unimplemented"); +} + +void serialize_vlib_combined_counter_main (serialize_main_t * m, va_list * va) +{ + clib_warning ("unimplemented"); +} + +void unserialize_vlib_combined_counter_main (serialize_main_t * m, va_list * va) +{ + clib_warning ("unimplemented"); +} diff --git a/vlib/vlib/counter.h b/vlib/vlib/counter.h new file mode 100644 index 00000000000..804757173bb --- /dev/null +++ b/vlib/vlib/counter.h @@ -0,0 +1,336 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * counter.h: simple and packet/byte counters + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef included_vlib_counter_h +#define included_vlib_counter_h + +/* + * Annoyingly enough, counters are created long before + * the CPU configuration is available, so we have to + * preallocate the mini-counter per-cpu vectors + */ +#define VLIB_COUNTER_MAX_CPUS 32 + +typedef struct { + /* Compact counters that (rarely) can overflow. */ + u16 ** minis; + + /* Counters to hold overflow. */ + u64 * maxi; + + /* Counter values as of last clear. */ + u64 * value_at_last_clear; + + /* Values as of last serialize. */ + u64 * value_at_last_serialize; + + /* Last counter index serialized incrementally. */ + u32 last_incremental_serialize_index; + + /* Counter name. */ + char * name; +} vlib_simple_counter_main_t; + +always_inline void +vlib_increment_simple_counter (vlib_simple_counter_main_t * cm, + u32 cpu_index, + u32 index, + u32 increment) +{ + u16 * my_minis; + u16 * mini; + u32 old, new; + + my_minis = cm->minis[cpu_index]; + mini = vec_elt_at_index (my_minis, index); + old = mini[0]; + new = old + increment; + mini[0] = new; + + if (PREDICT_FALSE (mini[0] != new)) + { + __sync_fetch_and_add (&cm->maxi[index], new); + my_minis[index] = 0; + } +} + +always_inline u64 +vlib_get_simple_counter (vlib_simple_counter_main_t * cm, u32 index) +{ + u16 *my_minis, *mini; + u64 v; + int i; + + ASSERT (index < vec_len (cm->maxi)); + + v = 0; + + for (i = 0; i < VLIB_COUNTER_MAX_CPUS; i++) + { + my_minis = cm->minis[i]; + mini = vec_elt_at_index (my_minis, index); + v += mini[0]; + } + + v += cm->maxi[index]; + + if (index < vec_len (cm->value_at_last_clear)) + { + ASSERT (v >= cm->value_at_last_clear[index]); + v -= cm->value_at_last_clear[index]; + } + + return v; +} + +always_inline void +vlib_zero_simple_counter (vlib_simple_counter_main_t * cm, u32 index) +{ + u16 * my_minis; + int i; + + ASSERT (index < vec_len (cm->maxi)); + + for (i = 0; i < VLIB_COUNTER_MAX_CPUS; i++) + { + my_minis = cm->minis[i]; + my_minis[index] = 0; + } + + cm->maxi[index] = 0; + + if (index < vec_len (cm->value_at_last_clear)) + cm->value_at_last_clear[index] = 0; +} + +/* Combined counters hold both packets and byte differences. */ +/* Maxi-packet/byte counter. */ +typedef struct { + u64 packets, bytes; +} vlib_counter_t; + +always_inline void +vlib_counter_add (vlib_counter_t * a, vlib_counter_t * b) +{ + a->packets += b->packets; + a->bytes += b->bytes; +} + +always_inline void +vlib_counter_sub (vlib_counter_t * a, vlib_counter_t * b) +{ + ASSERT (a->packets >= b->packets); + ASSERT (a->bytes >= b->bytes); + a->packets -= b->packets; + a->bytes -= b->bytes; +} + +always_inline void +vlib_counter_zero (vlib_counter_t * a) +{ a->packets = a->bytes = 0; } + +/* Micro-counter: 16 bits of packets and 16 bits of byte difference. */ +typedef struct { + /* Packet count. */ + u16 packets; + + /* The average packet size hack doesn't work in a multi-core config */ + i16 bytes; +} vlib_mini_counter_t; + +typedef struct { + /* Compact counters that (rarely) can overflow. */ + vlib_mini_counter_t ** minis; + + /* Counters to hold overflow. */ + vlib_counter_t * maxi; + + /* Debug counters for testing. */ + vlib_counter_t * debug; + + /* Counter values as of last clear. */ + vlib_counter_t * value_at_last_clear; + + /* Counter values as of last serialize. */ + vlib_counter_t * value_at_last_serialize; + + /* Last counter index serialized incrementally. */ + u32 last_incremental_serialize_index; + + /* Average packet sizes used in mini-counter byte differences. */ + u32 ave_packet_size; + + /* Current summed packets and bytes for average computation. */ + u32 ave_packets, ave_bytes; + + /* Counter name. */ + char * name; + +} vlib_combined_counter_main_t; + +void vlib_clear_simple_counters (vlib_simple_counter_main_t * cm); +void vlib_clear_combined_counters (vlib_combined_counter_main_t * cm); + +always_inline void +vlib_increment_combined_counter (vlib_combined_counter_main_t * cm, + u32 cpu_index, + u32 index, + u32 packet_increment, + u32 byte_increment) +{ + vlib_mini_counter_t * my_minis, * mini; + u32 old_packets, new_packets; + i32 old_bytes, new_bytes; + + /* Use this CPU's mini counter array */ + my_minis = cm->minis[cpu_index]; + + mini = vec_elt_at_index (my_minis, index); + old_packets = mini->packets; + old_bytes = mini->bytes; + + new_packets = old_packets + packet_increment; + new_bytes = old_bytes + byte_increment; + + mini->packets = new_packets; + mini->bytes = new_bytes; + + /* Bytes always overflow before packets.. */ + if (PREDICT_FALSE (mini->bytes != new_bytes)) + { + vlib_counter_t * maxi = vec_elt_at_index (cm->maxi, index); + + __sync_fetch_and_add (&maxi->packets, new_packets); + __sync_fetch_and_add (&maxi->bytes, new_bytes); + + mini->packets = 0; + mini->bytes = 0; + } +} + +/* This is never done in the speed path */ +static inline void +vlib_get_combined_counter (vlib_combined_counter_main_t * cm, + u32 index, + vlib_counter_t * result) +{ + vlib_mini_counter_t * my_minis, * mini; + vlib_counter_t * maxi; + int i; + + result->packets = 0; + result->bytes = 0; + + for (i = 0; i < VLIB_COUNTER_MAX_CPUS; i++) + { + my_minis = cm->minis[i]; + + mini = vec_elt_at_index (my_minis, index); + result->packets += mini->packets; + result->bytes += mini->bytes; + } + + maxi = vec_elt_at_index (cm->maxi, index); + result->packets += maxi->packets; + result->bytes += maxi->bytes; + + if (index < vec_len (cm->value_at_last_clear)) + vlib_counter_sub (result, &cm->value_at_last_clear[index]); +} + +always_inline void +vlib_zero_combined_counter (vlib_combined_counter_main_t * cm, + u32 index) +{ + vlib_mini_counter_t * mini, * my_minis; + int i; + + for (i = 0; i < VLIB_COUNTER_MAX_CPUS; i++) + { + my_minis = cm->minis[i]; + + mini = vec_elt_at_index (my_minis, index); + mini->packets = 0; + mini->bytes = 0; + } + + vlib_counter_zero (&cm->maxi[index]); + if (index < vec_len (cm->value_at_last_clear)) + vlib_counter_zero (&cm->value_at_last_clear[index]); +} + +/* Initialize/allocate given counter index. + Works for both simple and combined counters. */ +#define vlib_validate_counter_DEPRECATED(cm,index) \ + do { \ + int i; \ + \ + vec_validate ((cm)->minis, VLIB_COUNTER_MAX_CPUS-1); \ + for (i = 0; i < VLIB_COUNTER_MAX_CPUS; i++) \ + vec_validate ((cm)->minis[i], (index)); \ + vec_validate ((cm)->maxi, (index)); \ + } while (0) + +static inline void +vlib_validate_simple_counter (vlib_simple_counter_main_t *cm, u32 index) +{ + int i; + vec_validate (cm->minis, VLIB_COUNTER_MAX_CPUS-1); + for (i = 0; i < VLIB_COUNTER_MAX_CPUS; i++) + vec_validate_aligned (cm->minis[i], index, CLIB_CACHE_LINE_BYTES); + vec_validate_aligned (cm->maxi, index, CLIB_CACHE_LINE_BYTES); +} + +static inline void +vlib_validate_combined_counter (vlib_combined_counter_main_t *cm, u32 index) +{ + int i; + vec_validate (cm->minis, VLIB_COUNTER_MAX_CPUS-1); + for (i = 0; i < VLIB_COUNTER_MAX_CPUS; i++) + vec_validate_aligned (cm->minis[i], index, CLIB_CACHE_LINE_BYTES); + vec_validate_aligned (cm->maxi, index, CLIB_CACHE_LINE_BYTES); +} + +/* Number of simple/combined counters allocated. */ +#define vlib_counter_len(cm) vec_len((cm)->maxi) + +serialize_function_t serialize_vlib_simple_counter_main, unserialize_vlib_simple_counter_main; +serialize_function_t serialize_vlib_combined_counter_main, unserialize_vlib_combined_counter_main; + +#endif /* included_vlib_counter_h */ diff --git a/vlib/vlib/defs.h b/vlib/vlib/defs.h new file mode 100644 index 00000000000..ff9046861f3 --- /dev/null +++ b/vlib/vlib/defs.h @@ -0,0 +1,70 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * defs.h: VLIB generic C definitions + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef included_vlib_defs_h +#define included_vlib_defs_h + +/* Receive or transmit. */ +typedef enum { + VLIB_RX, + VLIB_TX, + VLIB_N_RX_TX = 2, /* Used to size arrays. */ +} vlib_rx_or_tx_t; + +#define vlib_foreach_rx_tx(v) for (v = 0; v < VLIB_N_RX_TX; v++) + +/* Read/write. */ +typedef enum { + VLIB_READ, + VLIB_WRITE, +} vlib_read_or_write_t; + +/* Up/down. */ +typedef enum { + VLIB_DOWN = 0, + VLIB_UP = 1, +} vlib_up_or_down_t; + +/* Enable/disable. */ +typedef enum { + VLIB_DISABLE = 0, + VLIB_ENABLE = 1, +} vlib_enable_or_disable_t; + +#endif /* included_vlib_defs_h */ diff --git a/vlib/vlib/dpdk_buffer.c b/vlib/vlib/dpdk_buffer.c new file mode 100644 index 00000000000..dbbd5806fd2 --- /dev/null +++ b/vlib/vlib/dpdk_buffer.c @@ -0,0 +1,1206 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * buffer.c: allocate/free network buffers. + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include + +phys_addr_t __attribute__ ((weak)) rte_mem_virt2phy(); +int __attribute__ ((weak)) rte_eal_has_hugepages(); +unsigned __attribute__ ((weak)) rte_socket_id(); +struct rte_mempool * __attribute__ ((weak)) rte_mempool_create(); +void __attribute__ ((weak)) rte_pktmbuf_init(); +void __attribute__ ((weak)) rte_pktmbuf_pool_init(); + +uword vlib_buffer_length_in_chain_slow_path (vlib_main_t * vm, vlib_buffer_t * b_first) +{ + vlib_buffer_t * b = b_first; + uword l_first = b_first->current_length; + uword l = 0; + while (b->flags & VLIB_BUFFER_NEXT_PRESENT) + { + b = vlib_get_buffer (vm, b->next_buffer); + l += b->current_length; + } + b_first->total_length_not_including_first_buffer = l; + b_first->flags |= VLIB_BUFFER_TOTAL_LENGTH_VALID; + return l + l_first; +} + +u8 * format_vlib_buffer (u8 * s, va_list * args) +{ + vlib_buffer_t * b = va_arg (*args, vlib_buffer_t *); + uword indent = format_get_indent (s); + + s = format (s, "current data %d, length %d, free-list %d", + b->current_data, b->current_length, + b->free_list_index); + + if (b->flags & VLIB_BUFFER_TOTAL_LENGTH_VALID) + s = format (s, ", totlen-nifb %d", + b->total_length_not_including_first_buffer); + + if (b->flags & VLIB_BUFFER_IS_TRACED) + s = format (s, ", trace 0x%x", b->trace_index); + + while (b->flags & VLIB_BUFFER_NEXT_PRESENT) + { + vlib_main_t * vm = vlib_get_main(); + u32 next_buffer = b->next_buffer; + b = vlib_get_buffer(vm, next_buffer); + + s = format (s, "\n%Unext-buffer 0x%x, segment length %d", + format_white_space, indent, next_buffer, b->current_length); + } + + + return s; +} + +u8 * format_vlib_buffer_and_data (u8 * s, va_list * args) +{ + vlib_buffer_t * b = va_arg (*args, vlib_buffer_t *); + + s = format (s, "%U, %U", + format_vlib_buffer, b, + format_hex_bytes, vlib_buffer_get_current (b), 64); + + return s; +} + +u8 * format_vlib_buffer_contents (u8 * s, va_list * va) +{ + vlib_main_t * vm = va_arg (*va, vlib_main_t *); + vlib_buffer_t * b = va_arg (*va, vlib_buffer_t *); + + while (1) + { + vec_add (s, vlib_buffer_get_current (b), + b->current_length); + if (! (b->flags & VLIB_BUFFER_NEXT_PRESENT)) + break; + b = vlib_get_buffer (vm, b->next_buffer); + } + + return s; +} + +vlib_main_t **vlib_mains; + +/* Aligned copy routine. */ +void +vlib_aligned_memcpy (void * _dst, void * _src, int n_bytes) +{ + vlib_copy_unit_t * dst = _dst; + vlib_copy_unit_t * src = _src; + + /* Arguments must be naturally aligned. */ + ASSERT (pointer_to_uword (dst) % sizeof (dst[0]) == 0); + ASSERT (pointer_to_uword (src) % sizeof (src[0]) == 0); + ASSERT (n_bytes % sizeof (dst[0]) == 0); + + if (4 * sizeof (dst[0]) == CLIB_CACHE_LINE_BYTES) + { + CLIB_PREFETCH (dst + 0, 4 * sizeof (dst[0]), WRITE); + CLIB_PREFETCH (src + 0, 4 * sizeof (src[0]), READ); + + while (n_bytes >= 4 * sizeof (dst[0])) + { + dst += 4; + src += 4; + n_bytes -= 4 * sizeof (dst[0]); + CLIB_PREFETCH (dst, 4 * sizeof (dst[0]), WRITE); + CLIB_PREFETCH (src, 4 * sizeof (src[0]), READ); + dst[-4] = src[-4]; + dst[-3] = src[-3]; + dst[-2] = src[-2]; + dst[-1] = src[-1]; + } + } + else if (8 * sizeof (dst[0]) == CLIB_CACHE_LINE_BYTES) + { + CLIB_PREFETCH (dst + 0, 8 * sizeof (dst[0]), WRITE); + CLIB_PREFETCH (src + 0, 8 * sizeof (src[0]), READ); + + while (n_bytes >= 8 * sizeof (dst[0])) + { + dst += 8; + src += 8; + n_bytes -= 8 * sizeof (dst[0]); + CLIB_PREFETCH (dst, 8 * sizeof (dst[0]), WRITE); + CLIB_PREFETCH (src, 8 * sizeof (src[0]), READ); + dst[-8] = src[-8]; + dst[-7] = src[-7]; + dst[-6] = src[-6]; + dst[-5] = src[-5]; + dst[-4] = src[-4]; + dst[-3] = src[-3]; + dst[-2] = src[-2]; + dst[-1] = src[-1]; + } + } + else + /* Cache line size unknown: fall back to slow version. */; + + while (n_bytes > 0) + { + *dst++ = *src++; + n_bytes -= 1 * sizeof (dst[0]); + } +} + +#define BUFFERS_PER_COPY (sizeof (vlib_copy_unit_t) / sizeof (u32)) + +/* Make sure we have at least given number of unaligned buffers. */ +static void +fill_unaligned (vlib_main_t * vm, + vlib_buffer_free_list_t * free_list, + uword n_unaligned_buffers) +{ + word la = vec_len (free_list->aligned_buffers); + word lu = vec_len (free_list->unaligned_buffers); + + /* Aligned come in aligned copy-sized chunks. */ + ASSERT (la % BUFFERS_PER_COPY == 0); + + ASSERT (la >= n_unaligned_buffers); + + while (lu < n_unaligned_buffers) + { + /* Copy 4 buffers from end of aligned vector to unaligned vector. */ + vec_add (free_list->unaligned_buffers, + free_list->aligned_buffers + la - BUFFERS_PER_COPY, + BUFFERS_PER_COPY); + la -= BUFFERS_PER_COPY; + lu += BUFFERS_PER_COPY; + } + _vec_len (free_list->aligned_buffers) = la; +} + +/* After free aligned buffers may not contain even sized chunks. */ +static void +trim_aligned (vlib_buffer_free_list_t * f) +{ + uword l, n_trim; + + /* Add unaligned to aligned before trim. */ + l = vec_len (f->unaligned_buffers); + if (l > 0) + { + vec_add_aligned (f->aligned_buffers, f->unaligned_buffers, l, + /* align */ sizeof (vlib_copy_unit_t)); + + _vec_len (f->unaligned_buffers) = 0; + } + + /* Remove unaligned buffers from end of aligned vector and save for next trim. */ + l = vec_len (f->aligned_buffers); + n_trim = l % BUFFERS_PER_COPY; + if (n_trim) + { + /* Trim aligned -> unaligned. */ + vec_add (f->unaligned_buffers, f->aligned_buffers + l - n_trim, n_trim); + + /* Remove from aligned. */ + _vec_len (f->aligned_buffers) = l - n_trim; + } +} + +static void +merge_free_lists (vlib_buffer_free_list_t * dst, + vlib_buffer_free_list_t * src) +{ + uword l; + u32 * d; + + trim_aligned (src); + trim_aligned (dst); + + l = vec_len (src->aligned_buffers); + if (l > 0) + { + vec_add2_aligned (dst->aligned_buffers, d, l, + /* align */ sizeof (vlib_copy_unit_t)); + vlib_aligned_memcpy (d, src->aligned_buffers, l * sizeof (d[0])); + vec_free (src->aligned_buffers); + } + + l = vec_len (src->unaligned_buffers); + if (l > 0) + { + vec_add (dst->unaligned_buffers, src->unaligned_buffers, l); + vec_free (src->unaligned_buffers); + } +} + +always_inline u32 +vlib_buffer_get_free_list_with_size (vlib_main_t * vm, u32 size) +{ + vlib_buffer_main_t * bm = vm->buffer_main; + + size = vlib_buffer_round_size (size); + uword * p = hash_get (bm->free_list_by_size, size); + return p ? p[0] : ~0; +} + +/* Add buffer free list. */ +static u32 +vlib_buffer_create_free_list_helper (vlib_main_t * vm, + u32 n_data_bytes, + u32 is_public, + u32 is_default, + u8 * name) +{ + vlib_buffer_main_t * bm = vm->buffer_main; + vlib_buffer_free_list_t * f; + + if (! is_default && pool_elts (bm->buffer_free_list_pool) == 0) + { + u32 default_free_free_list_index; + + default_free_free_list_index = + vlib_buffer_create_free_list_helper (vm, + /* default buffer size */ VLIB_BUFFER_DEFAULT_FREE_LIST_BYTES, + /* is_public */ 1, + /* is_default */ 1, + (u8 *) "default"); + ASSERT (default_free_free_list_index == VLIB_BUFFER_DEFAULT_FREE_LIST_INDEX); + + if (n_data_bytes == VLIB_BUFFER_DEFAULT_FREE_LIST_BYTES && is_public) + return default_free_free_list_index; + } + + pool_get_aligned (bm->buffer_free_list_pool, f, CLIB_CACHE_LINE_BYTES); + + memset (f, 0, sizeof (f[0])); + f->index = f - bm->buffer_free_list_pool; + f->n_data_bytes = vlib_buffer_round_size (n_data_bytes); + f->min_n_buffers_each_physmem_alloc = 16; + f->name = clib_mem_is_heap_object (name) ? name : format (0, "%s", name); + + /* Setup free buffer template. */ + f->buffer_init_template.free_list_index = f->index; + + if (is_public) + { + uword * p = hash_get (bm->free_list_by_size, f->n_data_bytes); + if (! p) + hash_set (bm->free_list_by_size, f->n_data_bytes, f->index); + } + + return f->index; +} + +u32 vlib_buffer_create_free_list (vlib_main_t * vm, u32 n_data_bytes, + char * fmt, ...) +{ + va_list va; + u8 * name; + + va_start (va, fmt); + name = va_format (0, fmt, &va); + va_end (va); + + return vlib_buffer_create_free_list_helper (vm, n_data_bytes, + /* is_public */ 0, + /* is_default */ 0, + name); +} + +u32 vlib_buffer_get_or_create_free_list (vlib_main_t * vm, u32 n_data_bytes, + char * fmt, ...) +{ + u32 i = vlib_buffer_get_free_list_with_size (vm, n_data_bytes); + + if (i == ~0) + { + va_list va; + u8 * name; + + va_start (va, fmt); + name = va_format (0, fmt, &va); + va_end (va); + + i = vlib_buffer_create_free_list_helper (vm, n_data_bytes, + /* is_public */ 1, + /* is_default */ 0, + name); + } + + return i; +} + +static void +del_free_list (vlib_main_t * vm, vlib_buffer_free_list_t * f) +{ + u32 i; + struct rte_mbuf *mb; + vlib_buffer_t *b; + + for (i = 0; i < vec_len (f->unaligned_buffers); i++) { + b = vlib_get_buffer (vm, f->unaligned_buffers[i]); + mb = ((struct rte_mbuf *)b)-1; + rte_pktmbuf_free (mb); + } + for (i = 0; i < vec_len (f->aligned_buffers); i++) { + b = vlib_get_buffer (vm, f->aligned_buffers[i]); + mb = ((struct rte_mbuf *)b)-1; + rte_pktmbuf_free (mb); + } + vec_free (f->name); + vec_free (f->unaligned_buffers); + vec_free (f->aligned_buffers); +} + +/* Add buffer free list. */ +void vlib_buffer_delete_free_list (vlib_main_t * vm, u32 free_list_index) +{ + vlib_buffer_main_t * bm = vm->buffer_main; + vlib_buffer_free_list_t * f; + u32 merge_index; + + f = vlib_buffer_get_free_list (vm, free_list_index); + + merge_index = vlib_buffer_get_free_list_with_size (vm, f->n_data_bytes); + if (merge_index != ~0 && merge_index != free_list_index) + { + merge_free_lists (pool_elt_at_index (bm->buffer_free_list_pool, + merge_index), f); + } + + del_free_list (vm, f); + + /* Poison it. */ + memset (f, 0xab, sizeof (f[0])); + + pool_put (bm->buffer_free_list_pool, f); +} + +/* Make sure free list has at least given number of free buffers. */ +static uword +fill_free_list (vlib_main_t * vm, + vlib_buffer_free_list_t * fl, + uword min_free_buffers) +{ + vlib_buffer_t * b; + int n, i; + u32 bi; + u32 n_remaining, n_alloc; + unsigned socket_id = rte_socket_id ? rte_socket_id() : 0; + struct rte_mempool *rmp = vm->buffer_main->pktmbuf_pools[socket_id]; + struct rte_mbuf *mb; + + /* Too early? */ + if (PREDICT_FALSE(rmp == 0)) + return 0; + + trim_aligned (fl); + + /* Already have enough free buffers on free list? */ + n = min_free_buffers - vec_len (fl->aligned_buffers); + if (n <= 0) + return min_free_buffers; + + /* Always allocate round number of buffers. */ + n = round_pow2 (n, BUFFERS_PER_COPY); + + /* Always allocate new buffers in reasonably large sized chunks. */ + n = clib_max (n, fl->min_n_buffers_each_physmem_alloc); + + vec_validate (vm->mbuf_alloc_list, n-1); + + if (rte_mempool_get_bulk (rmp, vm->mbuf_alloc_list, n) < 0) + return 0; + + _vec_len (vm->mbuf_alloc_list) = n; + + for (i = 0; i < n; i++) + { + mb = vm->mbuf_alloc_list[i]; + + ASSERT(rte_mbuf_refcnt_read(mb) == 0); + rte_mbuf_refcnt_set(mb, 1); + mb->next = NULL; + mb->data_off = RTE_PKTMBUF_HEADROOM; + mb->nb_segs = 1; + + b = (vlib_buffer_t *)(mb+1); + bi = vlib_get_buffer_index (vm, b); + + vec_add1_aligned (fl->aligned_buffers, bi, sizeof (vlib_copy_unit_t)); + n_alloc++; + n_remaining--; + + vlib_buffer_init_for_free_list (b, fl); + + if (fl->buffer_init_function) + fl->buffer_init_function (vm, fl, &bi, 1); + } + + fl->n_alloc += n; + + return n; +} + +always_inline uword +copy_alignment (u32 * x) +{ return (pointer_to_uword (x) / sizeof (x[0])) % BUFFERS_PER_COPY; } + +static u32 +alloc_from_free_list (vlib_main_t * vm, + vlib_buffer_free_list_t * free_list, + u32 * alloc_buffers, + u32 n_alloc_buffers) +{ + u32 * dst, * u_src; + uword u_len, n_left; + uword n_unaligned_start, n_unaligned_end, n_filled; + + n_left = n_alloc_buffers; + dst = alloc_buffers; + n_unaligned_start = ((BUFFERS_PER_COPY - copy_alignment (dst)) + & (BUFFERS_PER_COPY - 1)); + + n_filled = fill_free_list (vm, free_list, n_alloc_buffers); + if (n_filled == 0) + return 0; + + n_left = n_filled < n_left ? n_filled : n_left; + n_alloc_buffers = n_left; + + if (n_unaligned_start >= n_left) + { + n_unaligned_start = n_left; + n_unaligned_end = 0; + } + else + n_unaligned_end = copy_alignment (dst + n_alloc_buffers); + + fill_unaligned (vm, free_list, n_unaligned_start + n_unaligned_end); + + u_len = vec_len (free_list->unaligned_buffers); + u_src = free_list->unaligned_buffers + u_len - 1; + + if (n_unaligned_start) + { + uword n_copy = n_unaligned_start; + if (n_copy > n_left) + n_copy = n_left; + n_left -= n_copy; + + while (n_copy > 0) + { + *dst++ = *u_src--; + n_copy--; + u_len--; + } + + /* Now dst should be aligned. */ + if (n_left > 0) + ASSERT (pointer_to_uword (dst) % sizeof (vlib_copy_unit_t) == 0); + } + + /* Aligned copy. */ + { + vlib_copy_unit_t * d, * s; + uword n_copy; + + if (vec_len(free_list->aligned_buffers) < ((n_left/BUFFERS_PER_COPY)*BUFFERS_PER_COPY)) + abort(); + + n_copy = n_left / BUFFERS_PER_COPY; + n_left = n_left % BUFFERS_PER_COPY; + + /* Remove buffers from aligned free list. */ + _vec_len (free_list->aligned_buffers) -= n_copy * BUFFERS_PER_COPY; + + s = (vlib_copy_unit_t *) vec_end (free_list->aligned_buffers); + d = (vlib_copy_unit_t *) dst; + + /* Fast path loop. */ + while (n_copy >= 4) + { + d[0] = s[0]; + d[1] = s[1]; + d[2] = s[2]; + d[3] = s[3]; + n_copy -= 4; + s += 4; + d += 4; + } + + while (n_copy >= 1) + { + d[0] = s[0]; + n_copy -= 1; + s += 1; + d += 1; + } + + dst = (void *) d; + } + + /* Unaligned copy. */ + ASSERT (n_unaligned_end == n_left); + while (n_left > 0) + { + *dst++ = *u_src--; + n_left--; + u_len--; + } + + if (! free_list->unaligned_buffers) + ASSERT (u_len == 0); + else + _vec_len (free_list->unaligned_buffers) = u_len; + + return n_alloc_buffers; +} + +/* Allocate a given number of buffers into given array. + Returns number actually allocated which will be either zero or + number requested. */ +u32 vlib_buffer_alloc (vlib_main_t * vm, u32 * buffers, u32 n_buffers) +{ + vlib_buffer_main_t * bm = vm->buffer_main; + + return alloc_from_free_list + (vm, + pool_elt_at_index (bm->buffer_free_list_pool, + VLIB_BUFFER_DEFAULT_FREE_LIST_INDEX), + buffers, n_buffers); +} + +u32 vlib_buffer_alloc_from_free_list (vlib_main_t * vm, + u32 * buffers, + u32 n_buffers, + u32 free_list_index) +{ + vlib_buffer_main_t * bm = vm->buffer_main; + vlib_buffer_free_list_t * f; + f = pool_elt_at_index (bm->buffer_free_list_pool, free_list_index); + return alloc_from_free_list (vm, f, buffers, n_buffers); +} + +always_inline void +add_buffer_to_free_list (vlib_main_t * vm, + vlib_buffer_free_list_t * f, + u32 buffer_index, u8 do_init) +{ + vlib_buffer_t * b; + b = vlib_get_buffer (vm, buffer_index); + if (PREDICT_TRUE(do_init)) + vlib_buffer_init_for_free_list (b, f); + vec_add1_aligned (f->aligned_buffers, buffer_index, sizeof (vlib_copy_unit_t)); +} + +always_inline vlib_buffer_free_list_t * +buffer_get_free_list (vlib_main_t * vm, vlib_buffer_t * b, u32 * index) +{ + vlib_buffer_main_t * bm = vm->buffer_main; + u32 i; + + *index = i = b->free_list_index; + return pool_elt_at_index (bm->buffer_free_list_pool, i); +} + +void *vlib_set_buffer_free_callback (vlib_main_t *vm, void *fp) +{ + vlib_buffer_main_t * bm = vm->buffer_main; + void * rv = bm->buffer_free_callback; + + bm->buffer_free_callback = fp; + return rv; +} + +static_always_inline void +vlib_buffer_free_inline (vlib_main_t * vm, + u32 * buffers, + u32 n_buffers, + u32 follow_buffer_next) +{ + vlib_buffer_main_t * bm = vm->buffer_main; + vlib_buffer_free_list_t * fl; + u32 fi; + int i; + u32 (*cb)(vlib_main_t * vm, u32 * buffers, u32 n_buffers, + u32 follow_buffer_next); + + cb = bm->buffer_free_callback; + + if (PREDICT_FALSE (cb != 0)) + n_buffers = (*cb)(vm, buffers, n_buffers, follow_buffer_next); + + if (! n_buffers) + return; + + for (i = 0; i < n_buffers; i++) + { + vlib_buffer_t * b; + struct rte_mbuf * mb; + + b = vlib_get_buffer (vm, buffers[i]); + + fl = buffer_get_free_list (vm, b, &fi); + + /* The only current use of this callback: multicast recycle */ + if (PREDICT_FALSE (fl->buffers_added_to_freelist_function != 0)) + { + int j; + + add_buffer_to_free_list (vm, fl, buffers[i], b->clone_count == 0); + + for (j = 0; j < vec_len (bm->announce_list); j++) + { + if (fl == bm->announce_list[j]) + goto already_announced; + } + vec_add1 (bm->announce_list, fl); + already_announced: + ; + } + else + { + mb = ((struct rte_mbuf *)b)-1; + rte_pktmbuf_free (mb); + } + } + if (vec_len(bm->announce_list)) + { + vlib_buffer_free_list_t * fl; + for (i = 0; i < vec_len (bm->announce_list); i++) + { + fl = bm->announce_list[i]; + fl->buffers_added_to_freelist_function (vm, fl); + } + _vec_len(bm->announce_list) = 0; + } +} + +void vlib_buffer_free (vlib_main_t * vm, + u32 * buffers, + u32 n_buffers) +{ + vlib_buffer_free_inline (vm, buffers, n_buffers, /* follow_buffer_next */ 1); +} + +void vlib_buffer_free_no_next (vlib_main_t * vm, + u32 * buffers, + u32 n_buffers) +{ + vlib_buffer_free_inline (vm, buffers, n_buffers, /* follow_buffer_next */ 0); +} + +/* Copy template packet data into buffers as they are allocated. */ +__attribute__((unused)) static void +vlib_packet_template_buffer_init (vlib_main_t * vm, + vlib_buffer_free_list_t * fl, + u32 * buffers, + u32 n_buffers) +{ + vlib_packet_template_t * t = uword_to_pointer (fl->buffer_init_function_opaque, + vlib_packet_template_t *); + uword i; + + for (i = 0; i < n_buffers; i++) + { + vlib_buffer_t * b = vlib_get_buffer (vm, buffers[i]); + ASSERT (b->current_length == vec_len (t->packet_data)); + memcpy (vlib_buffer_get_current (b), t->packet_data, b->current_length); + } +} + +void vlib_packet_template_init (vlib_main_t * vm, + vlib_packet_template_t * t, + void * packet_data, + uword n_packet_data_bytes, + uword min_n_buffers_each_physmem_alloc, + char * fmt, + ...) +{ + va_list va; + __attribute__((unused)) u8 * name; + + va_start (va, fmt); + name = va_format (0, fmt, &va); + va_end (va); + + vlib_worker_thread_barrier_sync(vm); + memset (t, 0, sizeof (t[0])); + + vec_add (t->packet_data, packet_data, n_packet_data_bytes); + + vlib_worker_thread_barrier_release(vm); +} + +void * +vlib_packet_template_get_packet (vlib_main_t * vm, + vlib_packet_template_t * t, + u32 * bi_result) +{ + u32 bi; + vlib_buffer_t * b; + + if (vlib_buffer_alloc (vm, &bi, 1) != 1) + return 0; + + *bi_result = bi; + + b = vlib_get_buffer (vm, bi); + memcpy (vlib_buffer_get_current (b), + t->packet_data, vec_len(t->packet_data)); + b->current_length = vec_len(t->packet_data); + + /* Fix up mbuf header length fields */ + struct rte_mbuf * mb; + mb = ((struct rte_mbuf *)b) - 1; + mb->data_len = b->current_length; + mb->pkt_len = b->current_length; + + return b->data; +} + +/* Append given data to end of buffer, possibly allocating new buffers. */ +u32 vlib_buffer_add_data (vlib_main_t * vm, + u32 free_list_index, + u32 buffer_index, + void * data, u32 n_data_bytes) +{ + u32 n_buffer_bytes, n_left, n_left_this_buffer, bi; + vlib_buffer_t * b; + void * d; + + bi = buffer_index; + if (bi == 0 + && 1 != vlib_buffer_alloc_from_free_list (vm, &bi, 1, free_list_index)) + goto out_of_buffers; + + d = data; + n_left = n_data_bytes; + n_buffer_bytes = vlib_buffer_free_list_buffer_size (vm, free_list_index); + + b = vlib_get_buffer (vm, bi); + b->flags &= ~VLIB_BUFFER_TOTAL_LENGTH_VALID; + + /* Get to the end of the chain before we try to append data...*/ + while (b->flags & VLIB_BUFFER_NEXT_PRESENT) + b = vlib_get_buffer (vm, b->next_buffer); + + while (1) + { + u32 n; + + ASSERT (n_buffer_bytes >= b->current_length); + n_left_this_buffer = n_buffer_bytes - (b->current_data + b->current_length); + n = clib_min (n_left_this_buffer, n_left); + memcpy (vlib_buffer_get_current (b) + b->current_length, d, n); + b->current_length += n; + n_left -= n; + if (n_left == 0) + break; + + d += n; + if (1 != vlib_buffer_alloc_from_free_list (vm, &b->next_buffer, 1, free_list_index)) + goto out_of_buffers; + + b->flags |= VLIB_BUFFER_NEXT_PRESENT; + + b = vlib_get_buffer (vm, b->next_buffer); + } + + return bi; + + out_of_buffers: + clib_error ("out of buffers"); + return bi; +} + +clib_error_t * +vlib_buffer_pool_create(vlib_main_t * vm, unsigned num_mbufs, + unsigned mbuf_size, unsigned socket_id) +{ + vlib_buffer_main_t * bm = vm->buffer_main; + vlib_physmem_main_t * vpm = &vm->physmem_main; + struct rte_mempool * rmp; + uword new_start, new_size; + int i; + + if (!rte_mempool_create) + return clib_error_return (0, "not linked with DPDK"); + + vec_validate_aligned(bm->pktmbuf_pools, socket_id, CLIB_CACHE_LINE_BYTES); + + /* pool already exists, nothing to do */ + if (bm->pktmbuf_pools[socket_id]) + return 0; + + u8 * pool_name = format(0, "mbuf_pool_socket%u%c",socket_id, 0); + rmp = rte_mempool_create((char *) pool_name, + num_mbufs, mbuf_size, 512, + sizeof(struct rte_pktmbuf_pool_private), + rte_pktmbuf_pool_init, NULL, + rte_pktmbuf_init, NULL, + socket_id, 0); + vec_free(pool_name); + + if (rmp) + { + new_start = pointer_to_uword(rmp); + new_size = rmp->elt_va_end - new_start; + + if (vpm->virtual.size > 0) + { + ASSERT(new_start != vpm->virtual.start); + if (new_start < vpm->virtual.start) + { + new_size = vpm->virtual.size + vpm->virtual.start - new_start; + } + else + { + new_size += new_start - vpm->virtual.start; + new_start = vpm->virtual.start; + } + + /* check if fits into buffer index range */ + if (new_size > ( (uword) 1 << (32 + CLIB_LOG2_CACHE_LINE_BYTES))) + rmp = 0; + } + } + + if (rmp) + { + bm->pktmbuf_pools[socket_id] = rmp; + vpm->virtual.start = new_start; + vpm->virtual.size = new_size; + vpm->virtual.end = new_start + new_size; + return 0; + } + + /* no usable pool for this socket, try to use pool from another one */ + for (i = 0; i < vec_len(bm->pktmbuf_pools); i++) + { + if(bm->pktmbuf_pools[i]) + { + clib_warning("WARNING: Failed to allocate mempool for CPU socket %u. " + "Threads running on socket %u will use socket %u mempool.", + socket_id, socket_id, i); + bm->pktmbuf_pools[socket_id] = bm->pktmbuf_pools[i]; + return 0; + } + } + + return clib_error_return (0, "failed to allocate mempool on socket %u", + socket_id); +} + + +static void vlib_serialize_tx (serialize_main_header_t * m, serialize_stream_t * s) +{ + vlib_main_t * vm; + vlib_serialize_buffer_main_t * sm; + uword n, n_bytes_to_write; + vlib_buffer_t * last; + + n_bytes_to_write = s->current_buffer_index; + sm = uword_to_pointer (s->data_function_opaque, vlib_serialize_buffer_main_t *); + vm = sm->vlib_main; + + ASSERT (sm->tx.max_n_data_bytes_per_chain > 0); + if (serialize_stream_is_end_of_stream (s) + || sm->tx.n_total_data_bytes + n_bytes_to_write > sm->tx.max_n_data_bytes_per_chain) + { + vlib_process_t * p = vlib_get_current_process (vm); + + last = vlib_get_buffer (vm, sm->last_buffer); + last->current_length = n_bytes_to_write; + + vlib_set_next_frame_buffer (vm, &p->node_runtime, sm->tx.next_index, sm->first_buffer); + + sm->first_buffer = sm->last_buffer = ~0; + sm->tx.n_total_data_bytes = 0; + } + + else if (n_bytes_to_write == 0 && s->n_buffer_bytes == 0) + { + ASSERT (sm->first_buffer == ~0); + ASSERT (sm->last_buffer == ~0); + n = vlib_buffer_alloc_from_free_list (vm, &sm->first_buffer, 1, sm->tx.free_list_index); + if (n != 1) + serialize_error (m, clib_error_create ("vlib_buffer_alloc_from_free_list fails")); + sm->last_buffer = sm->first_buffer; + s->n_buffer_bytes = vlib_buffer_free_list_buffer_size (vm, sm->tx.free_list_index); + } + + if (n_bytes_to_write > 0) + { + vlib_buffer_t * prev = vlib_get_buffer (vm, sm->last_buffer); + n = vlib_buffer_alloc_from_free_list (vm, &sm->last_buffer, 1, sm->tx.free_list_index); + if (n != 1) + serialize_error (m, clib_error_create ("vlib_buffer_alloc_from_free_list fails")); + sm->tx.n_total_data_bytes += n_bytes_to_write; + prev->current_length = n_bytes_to_write; + prev->next_buffer = sm->last_buffer; + prev->flags |= VLIB_BUFFER_NEXT_PRESENT; + } + + if (sm->last_buffer != ~0) + { + last = vlib_get_buffer (vm, sm->last_buffer); + s->buffer = vlib_buffer_get_current (last); + s->current_buffer_index = 0; + ASSERT (last->current_data == s->current_buffer_index); + } +} + +static void vlib_serialize_rx (serialize_main_header_t * m, serialize_stream_t * s) +{ + vlib_main_t * vm; + vlib_serialize_buffer_main_t * sm; + vlib_buffer_t * last; + + sm = uword_to_pointer (s->data_function_opaque, vlib_serialize_buffer_main_t *); + vm = sm->vlib_main; + + if (serialize_stream_is_end_of_stream (s)) + return; + + if (sm->last_buffer != ~0) + { + last = vlib_get_buffer (vm, sm->last_buffer); + + if (last->flags & VLIB_BUFFER_NEXT_PRESENT) + sm->last_buffer = last->next_buffer; + else + { + vlib_buffer_free (vm, &sm->first_buffer, /* count */ 1); + sm->first_buffer = sm->last_buffer = ~0; + } + } + + if (sm->last_buffer == ~0) + { + while (clib_fifo_elts (sm->rx.buffer_fifo) == 0) + { + sm->rx.ready_one_time_event = vlib_process_create_one_time_event (vm, vlib_current_process (vm), ~0); + vlib_process_wait_for_one_time_event (vm, /* no event data */ 0, sm->rx.ready_one_time_event); + } + + clib_fifo_sub1 (sm->rx.buffer_fifo, sm->first_buffer); + sm->last_buffer = sm->first_buffer; + } + + ASSERT (sm->last_buffer != ~0); + + last = vlib_get_buffer (vm, sm->last_buffer); + s->current_buffer_index = 0; + s->buffer = vlib_buffer_get_current (last); + s->n_buffer_bytes = last->current_length; +} + +static void +serialize_open_vlib_helper (serialize_main_t * m, + vlib_main_t * vm, + vlib_serialize_buffer_main_t * sm, + uword is_read) +{ + /* Initialize serialize main but save overflow buffer for re-use between calls. */ + { + u8 * save = m->stream.overflow_buffer; + memset (m, 0, sizeof (m[0])); + m->stream.overflow_buffer = save; + if (save) + _vec_len (save) = 0; + } + + sm->first_buffer = sm->last_buffer = ~0; + if (is_read) + clib_fifo_reset (sm->rx.buffer_fifo); + else + sm->tx.n_total_data_bytes = 0; + sm->vlib_main = vm; + m->header.data_function = is_read ? vlib_serialize_rx : vlib_serialize_tx; + m->stream.data_function_opaque = pointer_to_uword (sm); +} + +void serialize_open_vlib_buffer (serialize_main_t * m, vlib_main_t * vm, vlib_serialize_buffer_main_t * sm) +{ serialize_open_vlib_helper (m, vm, sm, /* is_read */ 0); } + +void unserialize_open_vlib_buffer (serialize_main_t * m, vlib_main_t * vm, vlib_serialize_buffer_main_t * sm) +{ serialize_open_vlib_helper (m, vm, sm, /* is_read */ 1); } + +u32 serialize_close_vlib_buffer (serialize_main_t * m) +{ + vlib_serialize_buffer_main_t * sm + = uword_to_pointer (m->stream.data_function_opaque, vlib_serialize_buffer_main_t *); + vlib_buffer_t * last; + serialize_stream_t * s = &m->stream; + + last = vlib_get_buffer (sm->vlib_main, sm->last_buffer); + last->current_length = s->current_buffer_index; + + if (vec_len (s->overflow_buffer) > 0) + { + sm->last_buffer + = vlib_buffer_add_data (sm->vlib_main, sm->tx.free_list_index, + sm->last_buffer == ~0 ? 0 : sm->last_buffer, + s->overflow_buffer, + vec_len (s->overflow_buffer)); + _vec_len (s->overflow_buffer) = 0; + } + + return sm->first_buffer; +} + +void unserialize_close_vlib_buffer (serialize_main_t * m) +{ + vlib_serialize_buffer_main_t * sm + = uword_to_pointer (m->stream.data_function_opaque, vlib_serialize_buffer_main_t *); + if (sm->first_buffer != ~0) + vlib_buffer_free_one (sm->vlib_main, sm->first_buffer); + clib_fifo_reset (sm->rx.buffer_fifo); + if (m->stream.overflow_buffer) + _vec_len (m->stream.overflow_buffer) = 0; +} + +static u8 * format_vlib_buffer_free_list (u8 * s, va_list * va) +{ + vlib_buffer_free_list_t * f = va_arg (*va, vlib_buffer_free_list_t *); + u32 threadnum= va_arg (*va, u32); + uword bytes_alloc, bytes_free, n_free, size; + + if (! f) + return format (s, "%=7s%=30s%=12s%=12s%=12s%=12s%=12s%=12s", + "Thread", "Name", "Index", "Size", "Alloc", "Free", "#Alloc", "#Free"); + + size = sizeof (vlib_buffer_t) + f->n_data_bytes; + n_free = vec_len (f->aligned_buffers) + vec_len (f->unaligned_buffers); + bytes_alloc = size * f->n_alloc; + bytes_free = size * n_free; + + s = format (s, "%7d%30s%12d%12d%=12U%=12U%=12d%=12d", + threadnum, + f->name, f->index, f->n_data_bytes, + format_memory_size, bytes_alloc, + format_memory_size, bytes_free, + f->n_alloc, n_free); + + return s; +} + +static clib_error_t * +show_buffers (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + vlib_buffer_main_t * bm; + vlib_buffer_free_list_t * f; + vlib_main_t *curr_vm; + u32 vm_index = 0; + + vlib_cli_output (vm, "%U", format_vlib_buffer_free_list, 0, 0); + + do { + curr_vm = vec_len(vlib_mains) ? vlib_mains[vm_index] : vm; + bm = curr_vm->buffer_main; + + pool_foreach (f, bm->buffer_free_list_pool, ({ + vlib_cli_output (vm, "%U", format_vlib_buffer_free_list, f, vm_index); + })); + + vm_index++; + } while (vm_index < vec_len(vlib_mains)); + + return 0; +} + +VLIB_CLI_COMMAND (show_buffers_command, static) = { + .path = "show buffers", + .short_help = "Show packet buffer allocation", + .function = show_buffers, +}; + +#if CLIB_DEBUG > 0 + +u32 * vlib_buffer_state_validation_lock; +uword * vlib_buffer_state_validation_hash; +void * vlib_buffer_state_heap; + +static clib_error_t * +buffer_state_validation_init (vlib_main_t * vm) +{ + void * oldheap; + + vlib_buffer_state_heap = mheap_alloc (0, 10<<20); + + oldheap = clib_mem_set_heap (vlib_buffer_state_heap); + + vlib_buffer_state_validation_hash = hash_create (0, sizeof(uword)); + vec_validate_aligned (vlib_buffer_state_validation_lock, 0, + CLIB_CACHE_LINE_BYTES); + clib_mem_set_heap (oldheap); + return 0; +} + +VLIB_INIT_FUNCTION (buffer_state_validation_init); +#endif diff --git a/vlib/vlib/error.c b/vlib/vlib/error.c new file mode 100644 index 00000000000..59b89cefc3a --- /dev/null +++ b/vlib/vlib/error.c @@ -0,0 +1,271 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * error.c: VLIB error handler + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include +#include + +uword +vlib_error_drop_buffers (vlib_main_t * vm, + vlib_node_runtime_t * node, + u32 * buffers, + u32 next_buffer_stride, + u32 n_buffers, + u32 next_index, + u32 drop_error_node, + u32 drop_error_code) +{ + u32 n_left_this_frame, n_buffers_left, * args, n_args_left; + vlib_error_t drop_error; + + drop_error = vlib_error_set (drop_error_node, drop_error_code); + + n_buffers_left = n_buffers; + while (n_buffers_left > 0) + { + vlib_get_next_frame (vm, node, next_index, args, n_args_left); + + n_left_this_frame = clib_min (n_buffers_left, n_args_left); + n_buffers_left -= n_left_this_frame; + n_args_left -= n_left_this_frame; + + while (n_left_this_frame >= 4) + { + u32 bi0, bi1, bi2, bi3; + vlib_buffer_t * b0, * b1, * b2, * b3; + + args[0] = bi0 = buffers[0]; + args[1] = bi1 = buffers[1]; + args[2] = bi2 = buffers[2]; + args[3] = bi3 = buffers[3]; + + b0 = vlib_get_buffer (vm, bi0); + b1 = vlib_get_buffer (vm, bi1); + b2 = vlib_get_buffer (vm, bi2); + b3 = vlib_get_buffer (vm, bi3); + + b0->error = drop_error; + b1->error = drop_error; + b2->error = drop_error; + b3->error = drop_error; + + buffers += 4; + args += 4; + n_left_this_frame -= 4; + } + + while (n_left_this_frame >= 1) + { + u32 bi0; + vlib_buffer_t * b0; + + args[0] = bi0 = buffers[0]; + + b0 = vlib_get_buffer (vm, bi0); + b0->error = drop_error; + + buffers += 1; + args += 1; + n_left_this_frame -= 1; + } + + vlib_put_next_frame (vm, node, next_index, n_args_left); + } + + return n_buffers; +} + +/* Convenience node to drop a vector of buffers with a "misc error". */ +static uword +misc_drop_buffers (vlib_main_t * vm, + vlib_node_runtime_t * node, + vlib_frame_t * frame) +{ + return vlib_error_drop_buffers (vm, node, + vlib_frame_args (frame), + /* buffer stride */ 1, + frame->n_vectors, + /* next */ 0, + node->node_index, + /* error */ 0); +} + +static char * misc_drop_buffers_error_strings[] = { + [0] = "misc. errors", +}; + +VLIB_REGISTER_NODE (misc_drop_buffers_node,static) = { + .function = misc_drop_buffers, + .name = "misc-drop-buffers", + .vector_size = sizeof (u32), + .n_errors = 1, + .n_next_nodes = 1, + .next_nodes = { + "error-drop", + }, + .error_strings = misc_drop_buffers_error_strings, +}; + +/* Reserves given number of error codes for given node. */ +void vlib_register_errors (vlib_main_t * vm, + u32 node_index, + u32 n_errors, + char * error_strings[]) +{ + vlib_error_main_t * em = &vm->error_main; + vlib_node_t * n = vlib_get_node (vm, node_index); + uword l; + + /* Free up any previous error strings. */ + if (n->n_errors > 0) + heap_dealloc (em->error_strings_heap, n->error_heap_handle); + + n->n_errors = n_errors; + n->error_strings = error_strings; + + if (n_errors == 0) + return; + + n->error_heap_index = + heap_alloc (em->error_strings_heap, n_errors, + n->error_heap_handle); + + l = vec_len (em->error_strings_heap); + + memcpy (vec_elt_at_index (em->error_strings_heap, n->error_heap_index), + error_strings, + n_errors * sizeof (error_strings[0])); + + /* Allocate a counter/elog type for each error. */ + vec_validate (em->counters, l - 1); + vec_validate (vm->error_elog_event_types, l - 1); + + /* Zero counters for re-registrations of errors. */ + if (n->error_heap_index + n_errors <= vec_len (em->counters_last_clear)) + memcpy (em->counters + n->error_heap_index, + em->counters_last_clear + n->error_heap_index, + n_errors * sizeof (em->counters[0])); + else + memset (em->counters + n->error_heap_index, + 0, + n_errors * sizeof (em->counters[0])); + + { + elog_event_type_t t; + uword i; + + memset (&t, 0, sizeof (t)); + for (i = 0; i < n_errors; i++) + { + t.format = (char *) format (0, "%v %s: %%d", + n->name, + error_strings[i]); + vm->error_elog_event_types[n->error_heap_index + i] = t; + } + } +} + +static clib_error_t * +show_errors (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + vlib_error_main_t * em = &vm->error_main; + vlib_node_t * n; + u32 code, i, ni; + u64 c; + + vlib_cli_output (vm, "%=16s%=40s%=20s", "Count", "Node", "Reason"); + + for (ni = 0; ni < vec_len (vm->node_main.nodes); ni++) + { + n = vlib_get_node (vm, ni); + for (code = 0; code < n->n_errors; code++) + { + i = n->error_heap_index + code; + c = em->counters[i]; + if (i < vec_len (em->counters_last_clear)) + c -= em->counters_last_clear[i]; + + if (c == 0) + continue; + + vlib_cli_output (vm, "%16Ld%=40v%s", c, n->name, em->error_strings_heap[i]); + } + } + + return 0; +} + +VLIB_CLI_COMMAND (cli_show_errors, static) = { + .path = "show errors", + .short_help = "Show error counts", + .function = show_errors, +}; + +VLIB_CLI_COMMAND (cli_show_node_counters, static) = { + .path = "show node counters", + .short_help = "Show node counters", + .function = show_errors, +}; + +static clib_error_t * +clear_error_counters (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + vlib_error_main_t * em = &vm->error_main; + u32 i; + + vec_validate (em->counters_last_clear, vec_len (em->counters) - 1); + for (i = 0; i < vec_len (em->counters); i++) + em->counters_last_clear[i] = em->counters[i]; + return 0; +} + +VLIB_CLI_COMMAND (cli_clear_error_counters, static) = { + .path = "clear errors", + .short_help = "Clear error counters", + .function = clear_error_counters, +}; + +VLIB_CLI_COMMAND (cli_clear_node_counters, static) = { + .path = "clear node counters", + .short_help = "Clear node counters", + .function = clear_error_counters, +}; diff --git a/vlib/vlib/error.h b/vlib/vlib/error.h new file mode 100644 index 00000000000..4bf0b926718 --- /dev/null +++ b/vlib/vlib/error.h @@ -0,0 +1,89 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * error.h: drop/punt error packets + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef included_vlib_error_h +#define included_vlib_error_h + +/* Combined 16 bit node & 16 bit code as 32 bit number. */ +typedef u32 vlib_error_t; + +always_inline u32 +vlib_error_get_node (vlib_error_t e) +{ return e >> 12; } + +always_inline u32 +vlib_error_get_code (vlib_error_t e) +{ return e & 0xfff; } + +always_inline vlib_error_t +vlib_error_set (u32 node_index, u32 code) +{ + ASSERT (node_index < (1 << 20)); + ASSERT (code < (1 << 12)); + return (node_index << 12) | code; +} + +always_inline vlib_error_t +vlib_error_set_code (vlib_error_t e, u32 code) +{ + ASSERT (vlib_error_get_code (e) == 0); + ASSERT (code < (1 << 12)); + e |= code; + return e; +} + +typedef struct { + /* Error counters. */ + u64 * counters; + + /* Counter values as of last counter clear. */ + u64 * counters_last_clear; + + /* Error name strings in heap. Heap index + indexes counter vector. */ + char ** error_strings_heap; +} vlib_error_main_t; + +/* Per node error registration. */ +void vlib_register_errors (struct vlib_main_t * vm, + u32 node_index, + u32 n_errors, + char * error_strings[]); + +#endif /* included_vlib_error_h */ diff --git a/vlib/vlib/error_funcs.h b/vlib/vlib/error_funcs.h new file mode 100644 index 00000000000..acdd5d2d898 --- /dev/null +++ b/vlib/vlib/error_funcs.h @@ -0,0 +1,80 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * error_funcs.h: VLIB error handling + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef included_vlib_error_funcs_h +#define included_vlib_error_funcs_h + +#include + +always_inline void +vlib_error_elog_count (vlib_main_t * vm, uword counter, uword increment) +{ + elog_main_t * em = &vm->elog_main; + if (VLIB_ELOG_MAIN_LOOP > 0 && increment > 0) + elog (em, vec_elt_at_index (vm->error_elog_event_types, counter), increment); +} + +always_inline void +vlib_error_count (vlib_main_t * vm, uword node_index, + uword counter, uword increment) +{ + vlib_node_t * n = vlib_get_node (vm, node_index); + vlib_error_main_t * em = &vm->error_main; + + ASSERT (counter < n->n_errors); + counter += n->error_heap_index; + + ASSERT (counter < vec_len (em->counters)); + em->counters[counter] += increment; + + vlib_error_elog_count (vm, counter, increment); +} + +/* Drop all buffers in frame with given error code. */ +uword +vlib_error_drop_buffers (vlib_main_t * vm, + vlib_node_runtime_t * node, + u32 * buffers, + u32 next_buffer_stride, + u32 n_buffers, + u32 error_next_index, + u32 error_node, + u32 error_code); + +#endif /* included_vlib_error_funcs_h */ diff --git a/vlib/vlib/format.c b/vlib/vlib/format.c new file mode 100644 index 00000000000..3c77d8dbd18 --- /dev/null +++ b/vlib/vlib/format.c @@ -0,0 +1,171 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * format.c: generic network formatting/unformating + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include + +u8 * format_vlib_rx_tx (u8 * s, va_list * args) +{ + vlib_rx_or_tx_t r = va_arg (*args, vlib_rx_or_tx_t); + char * t; + + switch (r) + { + case VLIB_RX: t = "rx"; break; + case VLIB_TX: t = "tx"; break; + default: t = "INVALID"; break; + } + + vec_add (s, t, strlen (t)); + return s; +} + +u8 * format_vlib_read_write (u8 * s, va_list * args) +{ + vlib_rx_or_tx_t r = va_arg (*args, vlib_rx_or_tx_t); + char * t; + + switch (r) + { + case VLIB_READ: t = "read"; break; + case VLIB_WRITE: t = "write"; break; + default: t = "INVALID"; break; + } + + vec_add (s, t, strlen (t)); + return s; +} + +/* Formats buffer data as printable ascii or as hex. */ +u8 * format_vlib_buffer_data (u8 * s, va_list * args) +{ + u8 * data = va_arg (*args, u8 *); + u32 n_data_bytes = va_arg (*args, u32); + u32 i, is_printable; + + is_printable = 1; + for (i = 0; i < n_data_bytes && is_printable; i++) + { + u8 c = data[i]; + if (c < 0x20) + is_printable = 0; + else if (c >= 0x7f) + is_printable = 0; + } + + if (is_printable) + vec_add (s, data, n_data_bytes); + else + s = format (s, "%U", format_hex_bytes, data, n_data_bytes); + + return s; +} + +/* Enable/on => 1; disable/off => 0. */ +uword unformat_vlib_enable_disable (unformat_input_t * input, va_list * args) +{ + int * result = va_arg (*args, int *); + int enable; + + if (unformat (input, "enable") || unformat (input, "on")) + enable = 1; + else if (unformat (input, "disable") || unformat (input, "off")) + enable = 0; + else + return 0; + + *result = enable; + return 1; +} + +/* rx/tx => VLIB_RX/VLIB_TX. */ +uword unformat_vlib_rx_tx (unformat_input_t * input, va_list * args) +{ + int * result = va_arg (*args, int *); + if (unformat (input, "rx")) + *result = VLIB_RX; + else if (unformat (input, "tx")) + *result = VLIB_TX; + else + return 0; + return 1; +} + +/* Parse an int either %d or 0x%x. */ +uword unformat_vlib_number (unformat_input_t * input, va_list * args) +{ + int * result = va_arg (*args, int *); + + return (unformat (input, "0x%x", result) + || unformat (input, "%d", result)); +} + +/* Parse a-zA-Z0-9_ token and hash to value. */ +uword unformat_vlib_number_by_name (unformat_input_t * input, va_list * args) +{ + uword * hash = va_arg (*args, uword *); + int * result = va_arg (*args, int *); + uword * p; + u8 * token; + int i; + + if (! unformat_user (input, unformat_token, "a-zA-Z0-9_", &token)) + return 0; + + /* Null terminate. */ + if (vec_len (token) > 0 && + token[vec_len (token) - 1] != 0) + vec_add1 (token, 0); + + /* Check for exact match. */ + p = hash_get_mem (hash, token); + if (p) + goto done; + + /* Convert to upper case & try match. */ + for (i = 0; i < vec_len (token); i++) + if (token[i] >= 'a' && token[i] <= 'z') + token[i] = 'A' + token[i] - 'a'; + p = hash_get_mem (hash, token); + + done: + vec_free (token); + if (p) + *result = p[0]; + return p != 0; +} diff --git a/vlib/vlib/format_funcs.h b/vlib/vlib/format_funcs.h new file mode 100644 index 00000000000..02d8a555d78 --- /dev/null +++ b/vlib/vlib/format_funcs.h @@ -0,0 +1,67 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * format_funcs.h: VLIB formatting/unformating + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef included_vlib_format_h +#define included_vlib_format_h + +/* Format vlib_rx_or_tx_t/vlib_read_or_write_t enum as string. */ +u8 * format_vlib_rx_tx (u8 * s, va_list * args); +u8 * format_vlib_read_write (u8 * s, va_list * args); + +/* Formats buffer data as printable ascii or as hex. */ +u8 * format_vlib_buffer_data (u8 * s, va_list * args); + +/* Enable/on => 1; disable/off => 0. */ +uword unformat_vlib_enable_disable (unformat_input_t * input, va_list * args); + +/* rx/tx => VLIB_RX/VLIB_TX. */ +uword unformat_vlib_rx_tx (unformat_input_t * input, va_list * args); + +/* Parse a-zA-Z0-9_ token and hash to value. */ +uword unformat_vlib_number_by_name (unformat_input_t * input, va_list * args); + +/* Parse an int either %d or 0x%x. */ +uword unformat_vlib_number (unformat_input_t * input, va_list * args); + +/* Flag to format_vlib_*_header functions to tell them not to recurse + into the next layer's header. For example, tells format_vlib_ethernet_header + not to format ip header. */ +#define FORMAT_VLIB_HEADER_NO_RECURSION (~0) + +#endif /* included_vlib_format_h */ diff --git a/vlib/vlib/global_funcs.h b/vlib/vlib/global_funcs.h new file mode 100644 index 00000000000..406ce7d71b6 --- /dev/null +++ b/vlib/vlib/global_funcs.h @@ -0,0 +1,37 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * global_funcs.h: global data structure access functions + */ + +#ifndef included_vlib_global_funcs_h_ +#define included_vlib_global_funcs_h_ + +always_inline vlib_main_t * +vlib_get_main (void) +{ + vlib_main_t * vm; + vm = vlib_mains ? vlib_mains[os_get_cpu_number()] : &vlib_global_main; + ASSERT(vm); + return vm; +} + +always_inline vlib_thread_main_t * +vlib_get_thread_main() +{ + return &vlib_thread_main; +} + +#endif /* included_vlib_global_funcs_h_ */ diff --git a/vlib/vlib/init.c b/vlib/vlib/init.c new file mode 100644 index 00000000000..3991c800147 --- /dev/null +++ b/vlib/vlib/init.c @@ -0,0 +1,158 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * init.c: mechanism for functions to be called at init/exit. + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include + +clib_error_t * +vlib_call_init_exit_functions (vlib_main_t * vm, + _vlib_init_function_list_elt_t *head, + int call_once) +{ + clib_error_t * error = 0; + _vlib_init_function_list_elt_t * i; + + i = head; + while (i) + { + if (call_once && !hash_get (vm->init_functions_called, i->f)) + { + if (call_once) + hash_set1 (vm->init_functions_called, i->f); + error = i->f (vm); + if (error) + return error; + } + i = i->next_init_function; + } + return error; +} + +clib_error_t * vlib_call_all_init_functions (vlib_main_t * vm) +{ + /* Call dummy functions to make sure purely static modules are + linked in. */ +#define _(f) vlib_##f##_reference (); + foreach_vlib_module_reference; +#undef _ + + return vlib_call_init_exit_functions + (vm, vm->init_function_registrations, 1 /* call_once */); +} + +clib_error_t * vlib_call_all_main_loop_enter_functions (vlib_main_t * vm) +{ + return vlib_call_init_exit_functions + (vm, vm->main_loop_enter_function_registrations, 1 /* call_once */); +} + +clib_error_t * vlib_call_all_main_loop_exit_functions (vlib_main_t * vm) +{ + return vlib_call_init_exit_functions + (vm, vm->main_loop_exit_function_registrations, 1 /* call_once */); +} + +clib_error_t * vlib_call_all_config_functions (vlib_main_t * vm, + unformat_input_t * input, + int is_early) +{ + clib_error_t * error = 0; + vlib_config_function_runtime_t * c, ** all; + uword * hash = 0, * p; + uword i; + + hash = hash_create_string (0, sizeof (uword)); + all = 0; + + c = vm->config_function_registrations; + + while (c) + { + hash_set_mem (hash, c->name, vec_len (all)); + vec_add1 (all, c); + unformat_init (&c->input, 0, 0); + c = c->next_registration; + } + + while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) + { + u8 * s, * v; + + if (! unformat (input, "%s %v", &s, &v) + || ! (p = hash_get_mem (hash, s))) + { + error = clib_error_create ("unknown input `%s %v'", s, v); + goto done; + } + + c = all[p[0]]; + if (vec_len (c->input.buffer) > 0) + vec_add1 (c->input.buffer, ' '); + vec_add (c->input.buffer, v, vec_len (v)); + vec_free (v); + vec_free (s); + } + + for (i = 0; i < vec_len (all); i++) + { + c = all[i]; + + /* Is this an early config? Are we doing early configs? */ + if (is_early ^ c->is_early) + continue; + + /* Already called? */ + if (hash_get (vm->init_functions_called, c->function)) + continue; + hash_set1 (vm->init_functions_called, c->function); + + error = c->function (vm, &c->input); + if (error) + goto done; + } + + done: + for (i = 0; i < vec_len (all); i++) + { + c = all[i]; + unformat_free (&c->input); + } + vec_free (all); + hash_free (hash); + return error; +} diff --git a/vlib/vlib/init.h b/vlib/vlib/init.h new file mode 100644 index 00000000000..9d940d0745f --- /dev/null +++ b/vlib/vlib/init.h @@ -0,0 +1,222 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * init.h: mechanism for functions to be called at init/exit. + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef included_vlib_init_h +#define included_vlib_init_h + +#include +#include +#include + +/* Init/exit functions: called at start/end of main routine. Init + functions are typically used to register and setup packet + processing nodes. */ + +typedef clib_error_t * (vlib_init_function_t) (struct vlib_main_t * vm); + +typedef struct _vlib_init_function_list_elt { + struct _vlib_init_function_list_elt * next_init_function; + vlib_init_function_t * f; +} _vlib_init_function_list_elt_t; + +/* Configuration functions: called with configuration input just before + main polling loop starts. */ +typedef clib_error_t * (vlib_config_function_t) (struct vlib_main_t * vm, + unformat_input_t * input); + +typedef struct vlib_config_function_runtime_t { + /* Function to call. Set to null once function has already been called. */ + vlib_config_function_t * function; + + /* Input for function. */ + unformat_input_t input; + + /* next config function registration */ + struct vlib_config_function_runtime_t * next_registration; + + /* To be invoked as soon as the clib heap is available */ + u8 is_early; + + /* Name used to distinguish input on command line. */ + char name[32]; +} vlib_config_function_runtime_t; + +#define _VLIB_INIT_FUNCTION_SYMBOL(x, type) \ + _vlib_##type##_function_##x + +#define VLIB_INIT_FUNCTION_SYMBOL(x) \ + _VLIB_INIT_FUNCTION_SYMBOL(x, init) +#define VLIB_MAIN_LOOP_ENTER_FUNCTION_SYMBOL(x) \ + _VLIB_INIT_FUNCTION_SYMBOL(x, main_loop_enter) +#define VLIB_MAIN_LOOP_EXIT_FUNCTION_SYMBOL(x) \ + _VLIB_INIT_FUNCTION_SYMBOL(x, main_loop_exit) +#define VLIB_CONFIG_FUNCTION_SYMBOL(x) \ + _VLIB_INIT_FUNCTION_SYMBOL(x, config) + +/* Declaration is global (e.g. not static) so that init functions can + be called from other modules to resolve init function depend. */ + +#define VLIB_DECLARE_INIT_FUNCTION(x, tag) \ +vlib_init_function_t * _VLIB_INIT_FUNCTION_SYMBOL (x, tag) = x; \ +static void __vlib_add_##tag##_function_##x (void) \ + __attribute__((__constructor__)) ; \ +static void __vlib_add_##tag##_function_##x (void) \ +{ \ + vlib_main_t * vm = vlib_get_main(); \ + static _vlib_init_function_list_elt_t _vlib_init_function; \ + _vlib_init_function.next_init_function \ + = vm->tag##_function_registrations; \ + vm->tag##_function_registrations = &_vlib_init_function; \ + _vlib_init_function.f = &x; \ +} + +#define VLIB_INIT_FUNCTION(x) VLIB_DECLARE_INIT_FUNCTION(x,init) + +#define VLIB_MAIN_LOOP_ENTER_FUNCTION(x) \ + VLIB_DECLARE_INIT_FUNCTION(x,main_loop_enter) +#define VLIB_MAIN_LOOP_EXIT_FUNCTION(x) \ +VLIB_DECLARE_INIT_FUNCTION(x,main_loop_exit) + +#define VLIB_CONFIG_FUNCTION(x,n,...) \ + __VA_ARGS__ vlib_config_function_runtime_t \ + VLIB_CONFIG_FUNCTION_SYMBOL(x); \ +static void __vlib_add_config_function_##x (void) \ + __attribute__((__constructor__)) ; \ +static void __vlib_add_config_function_##x (void) \ +{ \ + vlib_main_t * vm = vlib_get_main(); \ + VLIB_CONFIG_FUNCTION_SYMBOL(x).next_registration \ + = vm->config_function_registrations; \ + vm->config_function_registrations \ + = &VLIB_CONFIG_FUNCTION_SYMBOL(x); \ +} \ + vlib_config_function_runtime_t \ + VLIB_CONFIG_FUNCTION_SYMBOL (x) \ + = { \ + .name = n, \ + .function = x, \ + .is_early = 0, \ + } + +#define VLIB_EARLY_CONFIG_FUNCTION(x,n,...) \ + __VA_ARGS__ vlib_config_function_runtime_t \ + VLIB_CONFIG_FUNCTION_SYMBOL(x); \ +static void __vlib_add_config_function_##x (void) \ + __attribute__((__constructor__)) ; \ +static void __vlib_add_config_function_##x (void) \ +{ \ + vlib_main_t * vm = vlib_get_main(); \ + VLIB_CONFIG_FUNCTION_SYMBOL(x).next_registration \ + = vm->config_function_registrations; \ + vm->config_function_registrations \ + = &VLIB_CONFIG_FUNCTION_SYMBOL(x); \ +} \ + vlib_config_function_runtime_t \ + VLIB_CONFIG_FUNCTION_SYMBOL (x) \ + = { \ + .name = n, \ + .function = x, \ + .is_early = 1, \ + } + +/* Call given init function: used for init function dependencies. */ +#define vlib_call_init_function(vm, x) \ + ({ \ + extern vlib_init_function_t * VLIB_INIT_FUNCTION_SYMBOL (x); \ + vlib_init_function_t * _f = VLIB_INIT_FUNCTION_SYMBOL (x); \ + clib_error_t * _error = 0; \ + if (! hash_get (vm->init_functions_called, _f)) \ + { \ + hash_set1 (vm->init_functions_called, _f); \ + _error = _f (vm); \ + } \ + _error; \ + }) + +#define vlib_call_post_graph_init_function(vm, x) \ + ({ \ + extern vlib_init_function_t * VLIB_POST_GRAPH_INIT_FUNCTION_SYMBOL (x); \ + vlib_init_function_t * _f = VLIB_POST_GRAPH_INIT_FUNCTION_SYMBOL (x); \ + clib_error_t * _error = 0; \ + if (! hash_get (vm->init_functions_called, _f)) \ + { \ + hash_set1 (vm->init_functions_called, _f); \ + _error = _f (vm); \ + } \ + _error; \ + }) + +#define vlib_call_config_function(vm, x) \ + ({ \ + vlib_config_function_runtime_t * _r; \ + clib_error_t * _error = 0; \ + extern vlib_config_function_runtime_t \ + VLIB_CONFIG_FUNCTION_SYMBOL (x); \ + \ + _r = &VLIB_CONFIG_FUNCTION_SYMBOL (x); \ + if (! hash_get (vm->init_functions_called, _r->function)) \ + { \ + hash_set1 (vm->init_functions_called, _r->function); \ + _error = _r->function (vm, &_r->input); \ + } \ + _error; \ + }) + +/* External functions. */ +clib_error_t * vlib_call_all_init_functions (struct vlib_main_t * vm); +clib_error_t * vlib_call_all_config_functions (struct vlib_main_t * vm, + unformat_input_t * input, + int is_early); +clib_error_t * vlib_call_all_main_loop_enter_functions (struct vlib_main_t * vm); +clib_error_t * vlib_call_all_main_loop_exit_functions (struct vlib_main_t * vm); +clib_error_t * +vlib_call_init_exit_functions (struct vlib_main_t * vm, + _vlib_init_function_list_elt_t *head, + int call_once); + +#define foreach_vlib_module_reference \ + _ (node_cli) \ + _ (trace_cli) + +/* Dummy function to get node_cli.c linked in. */ +#define _(x) void vlib_##x##_reference (void); +foreach_vlib_module_reference +#undef _ + +#endif /* included_vlib_init_h */ diff --git a/vlib/vlib/lex.c b/vlib/vlib/lex.c new file mode 100644 index 00000000000..de650900c11 --- /dev/null +++ b/vlib/vlib/lex.c @@ -0,0 +1,251 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#include +#include + +vlib_lex_main_t vlib_lex_main; + +#define LEX_DEBUG 0 + +u8 * format_vlib_lex_token (u8 * s, va_list * args) +{ + vlib_lex_main_t *lm = va_arg (*args, vlib_lex_main_t *); + vlib_lex_token_t *t = va_arg (*args, vlib_lex_token_t *); + + if (t->token == VLIB_LEX_word) + s = format (s, "%s", t->value.as_pointer); + else + s = format (s, "%s", lm->lex_token_names[t->token]); + return s; +} + +void vlib_lex_get_token (vlib_lex_main_t * lm, vlib_lex_token_t * rv) +{ + u8 c; + vlib_lex_table_t *t; + vlib_lex_table_entry_t *e; + uword tv; + + if (PREDICT_FALSE (lm->pushback_sp >= 0)) + { + rv[0] = lm->pushback_vector [lm->pushback_sp--]; + return; + } + + rv->value.as_uword = ~0; + + while (1) + { + if (PREDICT_FALSE(lm->current_index >= vec_len (lm->input_vector))) + { + rv->token = VLIB_LEX_eof; + return; + } + + t = vec_elt_at_index (lm->lex_tables, lm->current_table_index); + c = (lm->input_vector [lm->current_index++]) & 0x7f; + e = &t->entries [c]; + lm->current_table_index = e->next_table_index; + + switch (e->action) + { + case VLIB_LEX_IGNORE: + continue; + + case VLIB_LEX_START_NUMBER: + lm->current_token_value = 0; + /* fallthru */ + + case VLIB_LEX_ADD_TO_NUMBER: + lm->current_number_base = e->token; + lm->current_token_value *= lm->current_number_base; + tv = c - '0'; + if (tv >= lm->current_number_base) + { + tv = 10 + c - 'A'; + if (tv >= lm->current_number_base) + tv = 10 + c - 'a'; + } + lm->current_token_value += tv; + continue; + + case VLIB_LEX_ADD_TO_TOKEN: + vec_add1(lm->token_buffer, c); + continue; + + case VLIB_LEX_KEYWORD_CHECK: { + uword * p; + + vec_add1 (lm->token_buffer, 0); + + /* It's either a keyword or just a word. */ + p = hash_get_mem (lm->lex_keywords, lm->token_buffer); + if (p) + { + rv->token = p[0]; + if (LEX_DEBUG > 0) + clib_warning ("keyword '%s' token %s", + lm->token_buffer, + lm->lex_token_names[rv->token]); + } + else + { + /* it's a WORD */ + rv->token = VLIB_LEX_word; + rv->value.as_pointer = vec_dup (lm->token_buffer); + if (LEX_DEBUG > 0) + clib_warning ("%s, value '%s'", + lm->lex_token_names[VLIB_LEX_word], + rv->value.as_pointer); + } + _vec_len (lm->token_buffer) = 0; + + /* Rescan the character which terminated the keyword/word. */ + lm->current_index--; + return; + } + + case VLIB_LEX_RETURN_AND_RESCAN: + ASSERT(lm->current_index); + lm->current_index--; + /* note flow-through */ + + case VLIB_LEX_RETURN: + rv->token = e->token; + rv->value.as_uword = lm->current_token_value; + lm->current_token_value = ~0; + if (LEX_DEBUG > 0) + { + clib_warning ("table %s char '%c'(0x%02x) next table %s return %s", + t->name, c, c, lm->lex_tables[e->next_table_index].name, + lm->lex_token_names[e->token]); + if (rv->token == VLIB_LEX_number) + clib_warning (" numeric value 0x%x (%d)", rv->value, + rv->value); + } + return; + } + } +} + +u16 vlib_lex_add_token (vlib_lex_main_t *lm, char *token_name) +{ + uword *p; + u16 rv; + + p = hash_get_mem (lm->lex_tokens_by_name, token_name); + + if (p) + return p[0]; + + rv = vec_len (lm->lex_token_names); + hash_set_mem (lm->lex_tokens_by_name, token_name, rv); + vec_add1 (lm->lex_token_names, token_name); + + return rv; +} + +static u16 add_keyword (vlib_lex_main_t *lm, char *keyword, char *token_name) +{ + uword *p; + u16 token; + + p = hash_get_mem (lm->lex_keywords, keyword); + + ASSERT (p == 0); + + token = vlib_lex_add_token (lm, token_name); + + hash_set_mem (lm->lex_keywords, keyword, token); + return token; +} + +u16 vlib_lex_find_or_add_keyword (vlib_lex_main_t *lm, char *keyword, char *token_name) +{ + uword * p = hash_get_mem (lm->lex_keywords, keyword); + return p ? p[0] : add_keyword (lm, keyword, token_name); +} + +void vlib_lex_set_action_range (u32 table_index, u8 lo, u8 hi, u16 action, + u16 token, u32 next_table_index) +{ + int i; + vlib_lex_main_t *lm = &vlib_lex_main; + vlib_lex_table_t *t = pool_elt_at_index (lm->lex_tables, table_index); + + for (i = lo; i <= hi; i++) + { + ASSERT (i < ARRAY_LEN (t->entries)); + t->entries[i].action = action; + t->entries[i].token = token; + t->entries[i].next_table_index = next_table_index; + } +} + +u16 vlib_lex_add_table (char *name) +{ + vlib_lex_main_t *lm = &vlib_lex_main; + vlib_lex_table_t *t; + uword *p; + + p = hash_get_mem (lm->lex_tables_by_name, name); + + ASSERT(p == 0); + + pool_get_aligned (lm->lex_tables, t, CLIB_CACHE_LINE_BYTES); + + t->name = name; + + hash_set_mem (lm->lex_tables_by_name, name, t - lm->lex_tables); + + vlib_lex_set_action_range (t - lm->lex_tables, 1, 0x7F, VLIB_LEX_IGNORE, ~0, + t - lm->lex_tables); + + vlib_lex_set_action_range (t - lm->lex_tables, 0, 0, VLIB_LEX_RETURN, VLIB_LEX_eof, + t - lm->lex_tables); + + return t - lm->lex_tables; +} + +void vlib_lex_reset (vlib_lex_main_t *lm, u8 *input_vector) +{ + if (lm->pushback_vector) + _vec_len (lm->pushback_vector) = 0; + lm->pushback_sp = -1; + + lm->input_vector = input_vector; + lm->current_index = 0; +} + +static clib_error_t * lex_onetime_init (vlib_main_t * vm) +{ + vlib_lex_main_t *lm = &vlib_lex_main; + + lm->lex_tables_by_name = hash_create_string (0, sizeof (uword)); + lm->lex_tokens_by_name = hash_create_string (0, sizeof (uword)); + lm->lex_keywords = hash_create_string (0, sizeof (uword)); + lm->pushback_sp = -1; + +#define _(f) { u16 tmp = vlib_lex_add_token (lm, #f); ASSERT (tmp == VLIB_LEX_##f); } + foreach_vlib_lex_global_token; +#undef _ + + vec_validate (lm->token_buffer, 127); + _vec_len (lm->token_buffer) = 0; + + return 0; +} + +VLIB_INIT_FUNCTION (lex_onetime_init); diff --git a/vlib/vlib/lex.h b/vlib/vlib/lex.h new file mode 100644 index 00000000000..d5ea509915c --- /dev/null +++ b/vlib/vlib/lex.h @@ -0,0 +1,130 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#ifndef included_vlib_lex_h +#define included_vlib_lex_h + +#include +#include +#include +#include + +#define foreach_vlib_lex_global_token \ + _ (invalid) \ + _ (eof) \ + _ (word) \ + _ (number) \ + _ (lt) \ + _ (gt) \ + _ (dot) \ + _ (slash) \ + _ (qmark) \ + _ (equals) \ + _ (plus) \ + _ (minus) \ + _ (star) \ + _ (lpar) \ + _ (rpar) + +typedef enum { +#define _(f) VLIB_LEX_##f, + foreach_vlib_lex_global_token +#undef _ +} vlib_lex_global_token_t; + +typedef enum { + VLIB_LEX_IGNORE, + VLIB_LEX_ADD_TO_TOKEN, + VLIB_LEX_RETURN, + VLIB_LEX_RETURN_AND_RESCAN, + VLIB_LEX_KEYWORD_CHECK, + VLIB_LEX_START_NUMBER, + VLIB_LEX_ADD_TO_NUMBER, +} vlib_lex_action_t; + +typedef struct { + u16 action; + u16 next_table_index; + u16 token; +} vlib_lex_table_entry_t; + +typedef struct { + char *name; + vlib_lex_table_entry_t entries [128]; +} vlib_lex_table_t; + +typedef struct { + u32 token; + + union { + uword as_uword; + void * as_pointer; + char * as_string; + } value; +} vlib_lex_token_t; + +typedef struct { + vlib_lex_table_t * lex_tables; + uword * lex_tables_by_name; + + /* Vector of token strings. */ + char ** lex_token_names; + + /* Hash mapping c string name to token index. */ + uword * lex_tokens_by_name; + + /* Hash mapping c string keyword name to token index. */ + uword * lex_keywords; + + vlib_lex_token_t * pushback_vector; + + i32 pushback_sp; + + u32 current_table_index; + + uword current_token_value; + + uword current_number_base; + + /* Input string we are lex-ing. */ + u8 *input_vector; + + /* Current index into input vector. */ + u32 current_index; + + /* Re-used vector for forming token strings and hashing them. */ + u8 * token_buffer; +} vlib_lex_main_t; + +vlib_lex_main_t vlib_lex_main; + +always_inline void +vlib_lex_cleanup_token (vlib_lex_token_t * t) +{ + if (t->token == VLIB_LEX_word) + { + u8 * tv = t->value.as_pointer; + vec_free (tv); + } +} + +u16 vlib_lex_add_table (char *name); +void vlib_lex_get_token (vlib_lex_main_t *lm, vlib_lex_token_t * result); +u16 vlib_lex_add_token (vlib_lex_main_t *lm, char *token_name); +void vlib_lex_set_action_range (u32 table_index, u8 lo, u8 hi, u16 action, + u16 token, u32 next_table_index); +void vlib_lex_reset (vlib_lex_main_t *lm, u8 *input_vector); +format_function_t format_vlib_lex_token; + +#endif /* included_vlib_lex_h */ diff --git a/vlib/vlib/main.c b/vlib/vlib/main.c new file mode 100644 index 00000000000..64bd3c02b60 --- /dev/null +++ b/vlib/vlib/main.c @@ -0,0 +1,1559 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * main.c: main vector processing loop + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include +#include +#include +#include + +#include + +CJ_GLOBAL_LOG_PROTOTYPE; + + +//#define VLIB_ELOG_MAIN_LOOP 1 + +/* Actually allocate a few extra slots of vector data to support + speculative vector enqueues which overflow vector data in next frame. */ +#define VLIB_FRAME_SIZE_ALLOC (VLIB_FRAME_SIZE + 4) + +always_inline u32 +vlib_frame_bytes (u32 n_scalar_bytes, u32 n_vector_bytes) +{ + u32 n_bytes; + + /* Make room for vlib_frame_t plus scalar arguments. */ + n_bytes = vlib_frame_vector_byte_offset (n_scalar_bytes); + + /* Make room for vector arguments. + Allocate a few extra slots of vector data to support + speculative vector enqueues which overflow vector data in next frame. */ +#define VLIB_FRAME_SIZE_EXTRA 4 + n_bytes += (VLIB_FRAME_SIZE + VLIB_FRAME_SIZE_EXTRA) * n_vector_bytes; + + /* Magic number is first 32bit number after vector data. + Used to make sure that vector data is never overrun. */ +#define VLIB_FRAME_MAGIC (0xabadc0ed) + n_bytes += sizeof (u32); + + /* Pad to cache line. */ + n_bytes = round_pow2 (n_bytes, CLIB_CACHE_LINE_BYTES); + + return n_bytes; +} + +always_inline u32 * +vlib_frame_find_magic (vlib_frame_t * f, vlib_node_t * node) +{ + void * p = f; + + p += vlib_frame_vector_byte_offset (node->scalar_size); + + p += (VLIB_FRAME_SIZE + VLIB_FRAME_SIZE_EXTRA) * node->vector_size; + + return p; +} + +static vlib_frame_size_t * +get_frame_size_info (vlib_node_main_t * nm, + u32 n_scalar_bytes, u32 n_vector_bytes) +{ + uword key = (n_scalar_bytes << 16) | n_vector_bytes; + uword * p, i; + + p = hash_get (nm->frame_size_hash, key); + if (p) + i = p[0]; + else + { + i = vec_len (nm->frame_sizes); + vec_validate (nm->frame_sizes, i); + hash_set (nm->frame_size_hash, key, i); + } + + return vec_elt_at_index (nm->frame_sizes, i); +} + +static u32 +vlib_frame_alloc_to_node (vlib_main_t * vm, u32 to_node_index, u32 frame_flags) +{ + vlib_node_main_t * nm = &vm->node_main; + vlib_frame_size_t * fs; + vlib_node_t * to_node; + vlib_frame_t * f; + u32 fi, l, n, scalar_size, vector_size; + + to_node = vlib_get_node (vm, to_node_index); + + scalar_size = to_node->scalar_size; + vector_size = to_node->vector_size; + + fs = get_frame_size_info (nm, scalar_size, vector_size); + n = vlib_frame_bytes (scalar_size, vector_size); + if ((l = vec_len (fs->free_frame_indices)) > 0) + { + /* Allocate from end of free list. */ + fi = fs->free_frame_indices[l - 1]; + f = vlib_get_frame_no_check (vm, fi); + _vec_len (fs->free_frame_indices) = l - 1; + } + else + { + f = clib_mem_alloc_aligned_no_fail (n, CLIB_CACHE_LINE_BYTES); + f->cpu_index = vm->cpu_index; + fi = vlib_frame_index_no_check (vm, f); + } + + /* Poison frame when debugging. */ + if (CLIB_DEBUG > 0) + { + u32 save_cpu_index = f->cpu_index; + + memset (f, 0xfe, n); + + f->cpu_index = save_cpu_index; + } + + /* Insert magic number. */ + { + u32 * magic; + + magic = vlib_frame_find_magic (f, to_node); + *magic = VLIB_FRAME_MAGIC; + } + + f->flags = VLIB_FRAME_IS_ALLOCATED | frame_flags; + f->n_vectors = 0; + f->scalar_size = scalar_size; + f->vector_size = vector_size; + + fs->n_alloc_frames += 1; + + return fi; +} + +/* Allocate a frame for from FROM_NODE to TO_NODE via TO_NEXT_INDEX. + Returns frame index. */ +static u32 +vlib_frame_alloc (vlib_main_t * vm, vlib_node_runtime_t * from_node_runtime, u32 to_next_index) +{ + vlib_node_t * from_node; + + from_node = vlib_get_node (vm, from_node_runtime->node_index); + ASSERT (to_next_index < vec_len (from_node->next_nodes)); + + return vlib_frame_alloc_to_node (vm, + from_node->next_nodes[to_next_index], + /* frame_flags */ 0); +} + +vlib_frame_t * +vlib_get_frame_to_node (vlib_main_t * vm, u32 to_node_index) +{ + u32 fi = vlib_frame_alloc_to_node (vm, to_node_index, + /* frame_flags */ VLIB_FRAME_FREE_AFTER_DISPATCH); + return vlib_get_frame (vm, fi); +} + +void vlib_put_frame_to_node (vlib_main_t * vm, u32 to_node_index, vlib_frame_t * f) +{ + vlib_pending_frame_t * p; + vlib_node_t * to_node; + + if (f->n_vectors == 0) + return; + + to_node = vlib_get_node (vm, to_node_index); + + vec_add2 (vm->node_main.pending_frames, p, 1); + + f->flags |= VLIB_FRAME_PENDING; + p->frame_index = vlib_frame_index (vm, f); + p->node_runtime_index = to_node->runtime_index; + p->next_frame_index = VLIB_PENDING_FRAME_NO_NEXT_FRAME; +} + +/* Free given frame. */ +void +vlib_frame_free (vlib_main_t * vm, + vlib_node_runtime_t * r, + vlib_frame_t * f) +{ + vlib_node_main_t * nm = &vm->node_main; + vlib_node_t * node; + vlib_frame_size_t * fs; + u32 frame_index; + + ASSERT (f->flags & VLIB_FRAME_IS_ALLOCATED); + + node = vlib_get_node (vm, r->node_index); + fs = get_frame_size_info (nm, node->scalar_size, node->vector_size); + + frame_index = vlib_frame_index (vm, f); + + ASSERT (f->flags & VLIB_FRAME_IS_ALLOCATED); + + /* No next frames may point to freed frame. */ + if (CLIB_DEBUG > 0) + { + vlib_next_frame_t * nf; + vec_foreach (nf, vm->node_main.next_frames) + ASSERT (nf->frame_index != frame_index); + } + + f->flags &= ~VLIB_FRAME_IS_ALLOCATED; + + vec_add1 (fs->free_frame_indices, frame_index); + ASSERT (fs->n_alloc_frames > 0); + fs->n_alloc_frames -= 1; +} + +static clib_error_t * +show_frame_stats (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + vlib_node_main_t * nm = &vm->node_main; + vlib_frame_size_t * fs; + + vlib_cli_output (vm, "%=6s%=12s%=12s", "Size", "# Alloc", "# Free"); + vec_foreach (fs, nm->frame_sizes) + { + u32 n_alloc = fs->n_alloc_frames; + u32 n_free = vec_len (fs->free_frame_indices); + + if (n_alloc + n_free > 0) + vlib_cli_output (vm, "%=6d%=12d%=12d", + fs - nm->frame_sizes, n_alloc, n_free); + } + + return 0; +} + +VLIB_CLI_COMMAND (show_frame_stats_cli, static) = { + .path = "show vlib frame-allocation", + .short_help = "Show node dispatch frame statistics", + .function = show_frame_stats, +}; + +/* Change ownership of enqueue rights to given next node. */ +static void +vlib_next_frame_change_ownership (vlib_main_t * vm, + vlib_node_runtime_t * node_runtime, + u32 next_index) +{ + vlib_node_main_t * nm = &vm->node_main; + vlib_next_frame_t * next_frame; + vlib_node_t * node, * next_node; + + node = vec_elt (nm->nodes, node_runtime->node_index); + + /* Only internal & input nodes are allowed to call other nodes. */ + ASSERT (node->type == VLIB_NODE_TYPE_INTERNAL + || node->type == VLIB_NODE_TYPE_INPUT + || node->type == VLIB_NODE_TYPE_PROCESS); + + ASSERT (vec_len (node->next_nodes) == node_runtime->n_next_nodes); + + next_frame = vlib_node_runtime_get_next_frame (vm, node_runtime, next_index); + next_node = vec_elt (nm->nodes, node->next_nodes[next_index]); + + if (next_node->owner_node_index != VLIB_INVALID_NODE_INDEX) + { + /* Get frame from previous owner. */ + vlib_next_frame_t * owner_next_frame; + vlib_next_frame_t tmp; + + owner_next_frame = + vlib_node_get_next_frame (vm, + next_node->owner_node_index, + next_node->owner_next_index); + + /* Swap target next frame with owner's. */ + tmp = owner_next_frame[0]; + owner_next_frame[0] = next_frame[0]; + next_frame[0] = tmp; + + /* + * If next_frame is already pending, we have to track down + * all pending frames and fix their next_frame_index fields. + */ + if (next_frame->flags & VLIB_FRAME_PENDING) + { + vlib_pending_frame_t * p; + if (next_frame->frame_index != ~0) + { + vec_foreach (p, nm->pending_frames) + { + if (p->frame_index == next_frame->frame_index) + { + p->next_frame_index = + next_frame - vm->node_main.next_frames; + } + } + } + } + } + else + { + /* No previous owner. Take ownership. */ + next_frame->flags |= VLIB_FRAME_OWNER; + } + + /* Record new owner. */ + next_node->owner_node_index = node->index; + next_node->owner_next_index = next_index; + + /* Now we should be owner. */ + ASSERT (next_frame->flags & VLIB_FRAME_OWNER); +} + +/* Make sure that magic number is still there. + Otherwise, it is likely that caller has overrun frame arguments. */ +always_inline void +validate_frame_magic (vlib_main_t * vm, + vlib_frame_t * f, + vlib_node_t * n, + uword next_index) +{ + vlib_node_t * next_node = vlib_get_node (vm, n->next_nodes[next_index]); + u32 * magic = vlib_frame_find_magic (f, next_node); + ASSERT (VLIB_FRAME_MAGIC == magic[0]); +} + +vlib_frame_t * +vlib_get_next_frame_internal (vlib_main_t * vm, + vlib_node_runtime_t * node, + u32 next_index, + u32 allocate_new_next_frame) +{ + vlib_frame_t * f; + vlib_next_frame_t * nf; + u32 n_used; + + nf = vlib_node_runtime_get_next_frame (vm, node, next_index); + + /* Make sure this next frame owns right to enqueue to destination frame. */ + if (PREDICT_FALSE (! (nf->flags & VLIB_FRAME_OWNER))) + vlib_next_frame_change_ownership (vm, node, next_index); + + /* ??? Don't need valid flag: can use frame_index == ~0 */ + if (PREDICT_FALSE (! (nf->flags & VLIB_FRAME_IS_ALLOCATED))) + { + nf->frame_index = vlib_frame_alloc (vm, node, next_index); + nf->flags |= VLIB_FRAME_IS_ALLOCATED; + } + + f = vlib_get_frame (vm, nf->frame_index); + + /* Has frame been removed from pending vector (e.g. finished dispatching)? + If so we can reuse frame. */ + if ((nf->flags & VLIB_FRAME_PENDING) && ! (f->flags & VLIB_FRAME_PENDING)) + { + nf->flags &= ~VLIB_FRAME_PENDING; + f->n_vectors = 0; + } + + /* Allocate new frame if current one is already full. */ + n_used = f->n_vectors; + if (n_used >= VLIB_FRAME_SIZE || (allocate_new_next_frame && n_used > 0)) + { + /* Old frame may need to be freed after dispatch, since we'll have + two redundant frames from node -> next node. */ + if (! (nf->flags & VLIB_FRAME_NO_FREE_AFTER_DISPATCH)) + { + vlib_frame_t * f_old = vlib_get_frame (vm, nf->frame_index); + f_old->flags |= VLIB_FRAME_FREE_AFTER_DISPATCH; + } + + /* Allocate new frame to replace full one. */ + nf->frame_index = vlib_frame_alloc (vm, node, next_index); + f = vlib_get_frame (vm, nf->frame_index); + n_used = f->n_vectors; + } + + /* Should have free vectors in frame now. */ + ASSERT (n_used < VLIB_FRAME_SIZE); + + if (CLIB_DEBUG > 0) + { + validate_frame_magic (vm, f, + vlib_get_node (vm, node->node_index), + next_index); + } + + return f; +} + +static void +vlib_put_next_frame_validate (vlib_main_t * vm, + vlib_node_runtime_t * rt, + u32 next_index, + u32 n_vectors_left) +{ + vlib_node_main_t * nm = &vm->node_main; + vlib_next_frame_t * nf; + vlib_frame_t * f; + vlib_node_runtime_t * next_rt; + vlib_node_t * next_node; + u32 n_before, n_after; + + nf = vlib_node_runtime_get_next_frame (vm, rt, next_index); + f = vlib_get_frame (vm, nf->frame_index); + + ASSERT (n_vectors_left <= VLIB_FRAME_SIZE); + n_after = VLIB_FRAME_SIZE - n_vectors_left; + n_before = f->n_vectors; + + ASSERT (n_after >= n_before); + + next_rt = vec_elt_at_index (nm->nodes_by_type[VLIB_NODE_TYPE_INTERNAL], + nf->node_runtime_index); + next_node = vlib_get_node (vm, next_rt->node_index); + if (n_after > 0 && next_node->validate_frame) + { + u8 * msg = next_node->validate_frame (vm, rt, f); + if (msg) + { + clib_warning ("%v", msg); + ASSERT (0); + } + vec_free (msg); + } +} + +void +vlib_put_next_frame (vlib_main_t * vm, + vlib_node_runtime_t * r, + u32 next_index, + u32 n_vectors_left) +{ + vlib_node_main_t * nm = &vm->node_main; + vlib_next_frame_t * nf; + vlib_frame_t * f; + u32 n_vectors_in_frame; + + if (DPDK == 0 && CLIB_DEBUG > 0) + vlib_put_next_frame_validate (vm, r, next_index, n_vectors_left); + + nf = vlib_node_runtime_get_next_frame (vm, r, next_index); + f = vlib_get_frame (vm, nf->frame_index); + + /* Make sure that magic number is still there. Otherwise, caller + has overrun frame meta data. */ + if (CLIB_DEBUG > 0) + { + vlib_node_t * node = vlib_get_node (vm, r->node_index); + validate_frame_magic (vm, f, node, next_index); + } + + /* Convert # of vectors left -> number of vectors there. */ + ASSERT (n_vectors_left <= VLIB_FRAME_SIZE); + n_vectors_in_frame = VLIB_FRAME_SIZE - n_vectors_left; + + f->n_vectors = n_vectors_in_frame; + + /* If vectors were added to frame, add to pending vector. */ + if (PREDICT_TRUE (n_vectors_in_frame > 0)) + { + vlib_pending_frame_t * p; + u32 v0, v1; + + r->cached_next_index = next_index; + + if (!(f->flags & VLIB_FRAME_PENDING)) + { + __attribute__((unused)) vlib_node_t *node; + vlib_node_t *next_node; + vlib_node_runtime_t *next_runtime; + + node = vlib_get_node (vm, r->node_index); + next_node = vlib_get_next_node (vm, r->node_index, next_index); + next_runtime = vlib_node_get_runtime (vm, next_node->index); + + vec_add2 (nm->pending_frames, p, 1); + + p->frame_index = nf->frame_index; + p->node_runtime_index = nf->node_runtime_index; + p->next_frame_index = nf - nm->next_frames; + nf->flags |= VLIB_FRAME_PENDING; + f->flags |= VLIB_FRAME_PENDING; + + /* + * If we're going to dispatch this frame on another thread, + * force allocation of a new frame. Otherwise, we create + * a dangling frame reference. Each thread has its own copy of + * the next_frames vector. + */ + if (0 && r->cpu_index != next_runtime->cpu_index) + { + nf->frame_index = ~0; + nf->flags &= ~(VLIB_FRAME_PENDING | VLIB_FRAME_IS_ALLOCATED); + } + } + + /* Copy trace flag from next_frame and from runtime. */ + nf->flags |= (nf->flags & VLIB_NODE_FLAG_TRACE) | (r->flags & VLIB_NODE_FLAG_TRACE); + + v0 = nf->vectors_since_last_overflow; + v1 = v0 + n_vectors_in_frame; + nf->vectors_since_last_overflow = v1; + if (PREDICT_FALSE (v1 < v0)) + { + vlib_node_t * node = vlib_get_node (vm, r->node_index); + vec_elt (node->n_vectors_by_next_node, next_index) += v0; + } + } +} + +/* Sync up runtime (32 bit counters) and main node stats (64 bit counters). */ +never_inline void +vlib_node_runtime_sync_stats (vlib_main_t * vm, + vlib_node_runtime_t * r, + uword n_calls, + uword n_vectors, + uword n_clocks) +{ + vlib_node_t * n = vlib_get_node (vm, r->node_index); + + n->stats_total.calls += n_calls + r->calls_since_last_overflow; + n->stats_total.vectors += n_vectors + r->vectors_since_last_overflow; + n->stats_total.clocks += n_clocks + r->clocks_since_last_overflow; + n->stats_total.max_clock = r->max_clock; + n->stats_total.max_clock_n = r->max_clock_n; + + r->calls_since_last_overflow = 0; + r->vectors_since_last_overflow = 0; + r->clocks_since_last_overflow = 0; +} + +always_inline void +vlib_process_sync_stats (vlib_main_t * vm, + vlib_process_t * p, + uword n_calls, + uword n_vectors, + uword n_clocks) +{ + vlib_node_runtime_t * rt = &p->node_runtime; + vlib_node_t * n = vlib_get_node (vm, rt->node_index); + vlib_node_runtime_sync_stats (vm, rt, n_calls, n_vectors, n_clocks); + n->stats_total.suspends += p->n_suspends; + p->n_suspends = 0; +} + +void vlib_node_sync_stats (vlib_main_t * vm, vlib_node_t * n) +{ + vlib_node_runtime_t * rt; + + if (n->type == VLIB_NODE_TYPE_PROCESS) + { + /* Nothing to do for PROCESS nodes except in main thread */ + if (vm != &vlib_global_main) return; + + vlib_process_t * p = vlib_get_process_from_node (vm, n); + n->stats_total.suspends += p->n_suspends; + p->n_suspends = 0; + rt = &p->node_runtime; + } + else + rt = vec_elt_at_index (vm->node_main.nodes_by_type[n->type], n->runtime_index); + + vlib_node_runtime_sync_stats (vm, rt, 0, 0, 0); + + /* Sync up runtime next frame vector counters with main node structure. */ + { + vlib_next_frame_t * nf; + uword i; + for (i = 0; i < rt->n_next_nodes; i++) + { + nf = vlib_node_runtime_get_next_frame (vm, rt, i); + vec_elt (n->n_vectors_by_next_node, i) += nf->vectors_since_last_overflow; + nf->vectors_since_last_overflow = 0; + } + } +} + +always_inline u32 +vlib_node_runtime_update_stats (vlib_main_t * vm, + vlib_node_runtime_t * node, + uword n_calls, + uword n_vectors, + uword n_clocks) +{ + u32 ca0, ca1, v0, v1, cl0, cl1, r; + + cl0 = cl1 = node->clocks_since_last_overflow; + ca0 = ca1 = node->calls_since_last_overflow; + v0 = v1 = node->vectors_since_last_overflow; + + ca1 = ca0 + n_calls; + v1 = v0 + n_vectors; + cl1 = cl0 + n_clocks; + + node->calls_since_last_overflow = ca1; + node->clocks_since_last_overflow = cl1; + node->vectors_since_last_overflow = v1; + node->max_clock_n = node->max_clock > n_clocks ? + node->max_clock_n : n_vectors; + node->max_clock = node->max_clock > n_clocks ? + node->max_clock : n_clocks; + + r = vlib_node_runtime_update_main_loop_vector_stats (vm, node, n_vectors); + + if (PREDICT_FALSE (ca1 < ca0 || v1 < v0 || cl1 < cl0)) + { + node->calls_since_last_overflow = ca0; + node->clocks_since_last_overflow = cl0; + node->vectors_since_last_overflow = v0; + vlib_node_runtime_sync_stats (vm, node, n_calls, n_vectors, n_clocks); + } + + return r; +} + +always_inline void +vlib_process_update_stats (vlib_main_t * vm, + vlib_process_t * p, + uword n_calls, + uword n_vectors, + uword n_clocks) +{ + vlib_node_runtime_update_stats (vm, &p->node_runtime, + n_calls, n_vectors, n_clocks); +} + +static clib_error_t * +vlib_cli_elog_clear (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + elog_reset_buffer (&vm->elog_main); + return 0; +} + +VLIB_CLI_COMMAND (elog_clear_cli, static) = { + .path = "clear event-logger", + .short_help = "Clear current event log", + .function = vlib_cli_elog_clear, +}; + +#ifdef CLIB_UNIX +static clib_error_t * +elog_save_buffer (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + elog_main_t * em = &vm->elog_main; + char * file, * chroot_file; + clib_error_t * error = 0; + + if (! unformat (input, "%s", &file)) + { + vlib_cli_output (vm, "expected file name, got `%U'", + format_unformat_error, input); + return 0; + } + + /* It's fairly hard to get "../oopsie" through unformat; just in case */ + if (strstr(file, "..") || index(file, '/')) + { + vlib_cli_output (vm, "illegal characters in filename '%s'", file); + return 0; + } + + chroot_file = (char *) format (0, "/tmp/%s%c", file, 0); + + vec_free(file); + + vlib_cli_output (vm, "Saving %wd of %wd events to %s", + elog_n_events_in_buffer (em), + elog_buffer_capacity (em), + chroot_file); + + vlib_worker_thread_barrier_sync (vm); + error = elog_write_file (em, chroot_file); + vlib_worker_thread_barrier_release(vm); + vec_free (chroot_file); + return error; +} + +VLIB_CLI_COMMAND (elog_save_cli, static) = { + .path = "save event-logger", + .short_help = "save event-logger (saves log in /tmp/)", + .function = elog_save_buffer, +}; + +#endif /* CLIB_UNIX */ + +static void elog_show_buffer_internal (vlib_main_t * vm, u32 n_events_to_show) +{ + elog_main_t * em = &vm->elog_main; + elog_event_t * e, * es; + f64 dt; + + /* Show events in VLIB time since log clock starts after VLIB clock. */ + dt = (em->init_time.cpu - vm->clib_time.init_cpu_time) + * vm->clib_time.seconds_per_clock; + + es = elog_peek_events (em); + vlib_cli_output (vm, "%d events in buffer", vec_len (es)); + vec_foreach (e, es) + { + vlib_cli_output (vm, "%18.9f: %U", + e->time + dt, + format_elog_event, em, e); + n_events_to_show--; + if (n_events_to_show == 0) + break; + } + vec_free (es); + +} + +static clib_error_t * +elog_show_buffer (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + u32 n_events_to_show; + clib_error_t * error = 0; + + n_events_to_show = 250; + while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) + { + if (unformat (input, "%d", &n_events_to_show)) + ; + else if (unformat (input, "all")) + n_events_to_show = ~0; + else + return unformat_parse_error (input); + } + elog_show_buffer_internal (vm, n_events_to_show); + return error; +} + +VLIB_CLI_COMMAND (elog_show_cli, static) = { + .path = "show event-logger", + .short_help = "Show event logger info", + .function = elog_show_buffer, +}; + +void vlib_gdb_show_event_log (void) +{ + elog_show_buffer_internal (vlib_get_main(), (u32)~0); +} + +always_inline void +vlib_elog_main_loop_event (vlib_main_t * vm, + u32 node_index, + u64 time, + u32 n_vectors, + u32 is_return) +{ + elog_main_t * em = &vm->elog_main; + + if (VLIB_ELOG_MAIN_LOOP) + elog (em, + /* event type */ + vec_elt_at_index (is_return + ? vm->node_return_elog_event_types + : vm->node_call_elog_event_types, + node_index), + /* data to log */ n_vectors); +} + +void vlib_dump_context_trace (vlib_main_t *vm, u32 bi) +{ + vlib_node_main_t * vnm = &vm->node_main; + vlib_buffer_t * b; + u8 i, n; + + if (VLIB_BUFFER_TRACE_TRAJECTORY) + { + b = vlib_get_buffer (vm, bi); + n = b->pre_data[0]; + + fformat(stderr, "Context trace for bi %d b 0x%llx, visited %d\n", + bi, b, n); + + if (n == 0 || n > 20) + { + fformat(stderr, "n is unreasonable\n"); + return; + } + + + for (i = 0; i < n; i++) + { + u32 node_index; + + node_index = b->pre_data[i+1]; + + if (node_index > vec_len (vnm->nodes)) + { + fformat(stderr, "Skip bogus node index %d\n", node_index); + continue; + } + + fformat(stderr, "%v (%d)\n", vnm->nodes[node_index]->name, + node_index); + } + } + else + { + fformat(stderr, + "in vlib/buffers.h, #define VLIB_BUFFER_TRACE_TRAJECTORY 1\n"); + } +} + + +/* static_always_inline */ u64 +dispatch_node (vlib_main_t * vm, + vlib_node_runtime_t * node, + vlib_node_type_t type, + vlib_node_state_t dispatch_state, + vlib_frame_t * frame, + u64 last_time_stamp) +{ + uword n, v; + u64 t; + vlib_node_main_t * nm = &vm->node_main; + vlib_next_frame_t * nf; + + if (CLIB_DEBUG > 0) + { + vlib_node_t * n = vlib_get_node (vm, node->node_index); + ASSERT (n->type == type); + } + + /* Only non-internal nodes may be disabled. */ + if (type != VLIB_NODE_TYPE_INTERNAL && node->state != dispatch_state) + { + ASSERT (type != VLIB_NODE_TYPE_INTERNAL); + return last_time_stamp; + } + + if ((type == VLIB_NODE_TYPE_PRE_INPUT || type == VLIB_NODE_TYPE_INPUT) + && dispatch_state != VLIB_NODE_STATE_INTERRUPT) + { + u32 c = node->input_main_loops_per_call; + /* Only call node when count reaches zero. */ + if (c) + { + node->input_main_loops_per_call = c - 1; + return last_time_stamp; + } + } + + /* Speculatively prefetch next frames. */ + if (node->n_next_nodes > 0) + { + nf = vec_elt_at_index (nm->next_frames, node->next_frame_index); + CLIB_PREFETCH (nf, 4 * sizeof (nf[0]), WRITE); + } + + vm->cpu_time_last_node_dispatch = last_time_stamp; + + if (1 /* || vm->cpu_index == node->cpu_index */) + { + vlib_main_t *stat_vm; + + stat_vm = /* vlib_mains ? vlib_mains[0] : */ vm; + + vlib_elog_main_loop_event (vm, node->node_index, + last_time_stamp, + frame ? frame->n_vectors : 0, + /* is_after */ 0); + + /* + * Turn this on if you run into + * "bad monkey" contexts, and you want to know exactly + * which nodes they've visited... See ixge.c... + */ + if (VLIB_BUFFER_TRACE_TRAJECTORY && frame) + { + int i; + int log_index; + u32 * from; + from = vlib_frame_vector_args (frame); + for (i = 0; i < frame->n_vectors; i++) + { + vlib_buffer_t *b = vlib_get_buffer (vm, from[i]); + ASSERT (b->pre_data[0] < 32); + log_index = b->pre_data[0]++ + 1; + b->pre_data[log_index] = node->node_index; + } + n = node->function (vm, node, frame); + } + else + n = node->function (vm, node, frame); + + t = clib_cpu_time_now (); + + vlib_elog_main_loop_event (vm, node->node_index, t, n, /* is_after */ 1); + + vm->main_loop_vectors_processed += n; + vm->main_loop_nodes_processed += n > 0; + + v = vlib_node_runtime_update_stats (stat_vm, node, + /* n_calls */ 1, + /* n_vectors */ n, + /* n_clocks */ t - last_time_stamp); + + /* When in interrupt mode and vector rate crosses threshold switch to + polling mode. */ + if ((DPDK == 0 && dispatch_state == VLIB_NODE_STATE_INTERRUPT) + || (DPDK == 0 && dispatch_state == VLIB_NODE_STATE_POLLING + && (node->flags + & VLIB_NODE_FLAG_SWITCH_FROM_INTERRUPT_TO_POLLING_MODE))) + { + ELOG_TYPE_DECLARE (e) = { + .function = (char *) __FUNCTION__, + .format = "%s vector length %d, switching to %s", + .format_args = "T4i4t4", + .n_enum_strings = 2, + .enum_strings = { + "interrupt", "polling", + }, + }; + struct { u32 node_name, vector_length, is_polling; } * ed; + + if (dispatch_state == VLIB_NODE_STATE_INTERRUPT + && v >= nm->polling_threshold_vector_length) + { + vlib_node_t * n = vlib_get_node (vm, node->node_index); + n->state = VLIB_NODE_STATE_POLLING; + node->state = VLIB_NODE_STATE_POLLING; + ASSERT (! (node->flags & VLIB_NODE_FLAG_SWITCH_FROM_INTERRUPT_TO_POLLING_MODE)); + node->flags &= ~VLIB_NODE_FLAG_SWITCH_FROM_POLLING_TO_INTERRUPT_MODE; + node->flags |= VLIB_NODE_FLAG_SWITCH_FROM_INTERRUPT_TO_POLLING_MODE; + nm->input_node_counts_by_state[VLIB_NODE_STATE_INTERRUPT] -= 1; + nm->input_node_counts_by_state[VLIB_NODE_STATE_POLLING] += 1; + + ed = ELOG_DATA (&vm->elog_main, e); + ed->node_name = n->name_elog_string; + ed->vector_length = v; + ed->is_polling = 1; + } + else if (dispatch_state == VLIB_NODE_STATE_POLLING + && v <= nm->interrupt_threshold_vector_length) + { + vlib_node_t * n = vlib_get_node (vm, node->node_index); + if (node->flags & VLIB_NODE_FLAG_SWITCH_FROM_POLLING_TO_INTERRUPT_MODE) + { + /* Switch to interrupt mode after dispatch in polling one more time. + This allows driver to re-enable interrupts. */ + n->state = VLIB_NODE_STATE_INTERRUPT; + node->state = VLIB_NODE_STATE_INTERRUPT; + node->flags &= ~VLIB_NODE_FLAG_SWITCH_FROM_INTERRUPT_TO_POLLING_MODE; + nm->input_node_counts_by_state[VLIB_NODE_STATE_POLLING] -= 1; + nm->input_node_counts_by_state[VLIB_NODE_STATE_INTERRUPT] += 1; + + } + else + { + node->flags |= VLIB_NODE_FLAG_SWITCH_FROM_POLLING_TO_INTERRUPT_MODE; + ed = ELOG_DATA (&vm->elog_main, e); + ed->node_name = n->name_elog_string; + ed->vector_length = v; + ed->is_polling = 0; + } + } + } + } + + return t; +} + +/* static */ u64 +dispatch_pending_node (vlib_main_t * vm, + vlib_pending_frame_t * p, + u64 last_time_stamp) +{ + vlib_node_main_t * nm = &vm->node_main; + vlib_frame_t * f; + vlib_next_frame_t * nf, nf_dummy; + vlib_node_runtime_t * n; + u32 restore_frame_index; + + n = vec_elt_at_index (nm->nodes_by_type[VLIB_NODE_TYPE_INTERNAL], + p->node_runtime_index); + + f = vlib_get_frame (vm, p->frame_index); + if (p->next_frame_index == VLIB_PENDING_FRAME_NO_NEXT_FRAME) + { + /* No next frame: so use dummy on stack. */ + nf = &nf_dummy; + nf->flags = f->flags & VLIB_NODE_FLAG_TRACE; + nf->frame_index = ~p->frame_index; + } + else + nf = vec_elt_at_index (nm->next_frames, p->next_frame_index); + + ASSERT (f->flags & VLIB_FRAME_IS_ALLOCATED); + + /* Force allocation of new frame while current frame is being + dispatched. */ + restore_frame_index = ~0; + if (nf->frame_index == p->frame_index) + { + nf->frame_index = ~0; + nf->flags &= ~VLIB_FRAME_IS_ALLOCATED; + if (! (n->flags & VLIB_NODE_FLAG_FRAME_NO_FREE_AFTER_DISPATCH)) + restore_frame_index = p->frame_index; + } + + /* Frame must be pending. */ + ASSERT (f->flags & VLIB_FRAME_PENDING); + ASSERT (f->n_vectors > 0); + + /* Copy trace flag from next frame to node. + Trace flag indicates that at least one vector in the dispatched + frame is traced. */ + n->flags &= ~VLIB_NODE_FLAG_TRACE; + n->flags |= (nf->flags & VLIB_FRAME_TRACE) ? VLIB_NODE_FLAG_TRACE : 0; + nf->flags &= ~VLIB_FRAME_TRACE; + + last_time_stamp = dispatch_node (vm, n, + VLIB_NODE_TYPE_INTERNAL, + VLIB_NODE_STATE_POLLING, + f, last_time_stamp); + + f->flags &= ~VLIB_FRAME_PENDING; + + /* Frame is ready to be used again, so restore it. */ + if (restore_frame_index != ~0) + { + /* p->next_frame_index can change during node dispatch if node + function decides to change graph hook up. */ + nf = vec_elt_at_index (nm->next_frames, p->next_frame_index); + nf->frame_index = restore_frame_index; + nf->flags |= VLIB_FRAME_IS_ALLOCATED; + } + + if (f->flags & VLIB_FRAME_FREE_AFTER_DISPATCH) + { + ASSERT (! (n->flags & VLIB_NODE_FLAG_FRAME_NO_FREE_AFTER_DISPATCH)); + vlib_frame_free (vm, n, f); + } + + return last_time_stamp; +} + +always_inline uword +vlib_process_stack_is_valid (vlib_process_t * p) +{ return p->stack[0] == VLIB_PROCESS_STACK_MAGIC; } + +typedef struct { + vlib_main_t * vm; + vlib_process_t * process; + vlib_frame_t * frame; +} vlib_process_bootstrap_args_t; + +/* Called in process stack. */ +static uword vlib_process_bootstrap (uword _a) +{ + vlib_process_bootstrap_args_t * a; + vlib_main_t * vm; + vlib_node_runtime_t * node; + vlib_frame_t * f; + vlib_process_t * p; + uword n; + + a = uword_to_pointer (_a, vlib_process_bootstrap_args_t *); + + vm = a->vm; + p = a->process; + f = a->frame; + node = &p->node_runtime; + + n = node->function (vm, node, f); + + ASSERT (vlib_process_stack_is_valid (p)); + + clib_longjmp (&p->return_longjmp, n); + + return n; +} + +/* Called in main stack. */ +static_always_inline uword +vlib_process_startup (vlib_main_t * vm, + vlib_process_t * p, + vlib_frame_t * f) +{ + vlib_process_bootstrap_args_t a; + uword r; + + a.vm = vm; + a.process = p; + a.frame = f; + + r = clib_setjmp (&p->return_longjmp, VLIB_PROCESS_RETURN_LONGJMP_RETURN); + if (r == VLIB_PROCESS_RETURN_LONGJMP_RETURN) + r = clib_calljmp (vlib_process_bootstrap, pointer_to_uword (&a), + (void *) p->stack + (1 << p->log2_n_stack_bytes)); + + return r; +} + +static_always_inline uword +vlib_process_resume (vlib_process_t * p) +{ + uword r; + p->flags &= ~(VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_CLOCK + | VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_EVENT + | VLIB_PROCESS_RESUME_PENDING); + r = clib_setjmp (&p->return_longjmp, VLIB_PROCESS_RETURN_LONGJMP_RETURN); + if (r == VLIB_PROCESS_RETURN_LONGJMP_RETURN) + clib_longjmp (&p->resume_longjmp, VLIB_PROCESS_RESUME_LONGJMP_RESUME); + return r; +} + +static u64 +dispatch_process (vlib_main_t * vm, + vlib_process_t * p, + vlib_frame_t * f, + u64 last_time_stamp) +{ + vlib_node_main_t * nm = &vm->node_main; + vlib_node_runtime_t * node_runtime = &p->node_runtime; + vlib_node_t * node = vlib_get_node (vm, node_runtime->node_index); + u64 t; + uword n_vectors, is_suspend; + + if (node->state != VLIB_NODE_STATE_POLLING + || (p->flags & (VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_CLOCK + | VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_EVENT))) + return last_time_stamp; + + p->flags |= VLIB_PROCESS_IS_RUNNING; + + t = last_time_stamp; + vlib_elog_main_loop_event (vm, node_runtime->node_index, t, + f ? f->n_vectors : 0, /* is_after */ 0); + + /* Save away current process for suspend. */ + nm->current_process_index = node->runtime_index; + + n_vectors = vlib_process_startup (vm, p, f); + + nm->current_process_index = ~0; + + ASSERT (n_vectors != VLIB_PROCESS_RETURN_LONGJMP_RETURN); + is_suspend = n_vectors == VLIB_PROCESS_RETURN_LONGJMP_SUSPEND; + if (is_suspend) + { + vlib_pending_frame_t * pf; + + n_vectors = 0; + pool_get (nm->suspended_process_frames, pf); + pf->node_runtime_index = node->runtime_index; + pf->frame_index = f ? vlib_frame_index (vm, f) : ~0; + pf->next_frame_index = ~0; + + p->n_suspends += 1; + p->suspended_process_frame_index = pf - nm->suspended_process_frames; + + if (p->flags & VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_CLOCK) + timing_wheel_insert (&nm->timing_wheel, p->resume_cpu_time, + vlib_timing_wheel_data_set_suspended_process (node->runtime_index)); + } + else + p->flags &= ~VLIB_PROCESS_IS_RUNNING; + + t = clib_cpu_time_now (); + + vlib_elog_main_loop_event (vm, node_runtime->node_index, t, is_suspend, /* is_after */ 1); + + vlib_process_update_stats (vm, p, + /* n_calls */ ! is_suspend, + /* n_vectors */ n_vectors, + /* n_clocks */ t - last_time_stamp); + + return t; +} + +void vlib_start_process (vlib_main_t * vm, uword process_index) +{ + vlib_node_main_t * nm = &vm->node_main; + vlib_process_t * p = vec_elt (nm->processes, process_index); + dispatch_process (vm, p, /* frame */ 0, /* cpu_time_now */ 0); +} + +static u64 +dispatch_suspended_process (vlib_main_t * vm, + uword process_index, + u64 last_time_stamp) +{ + vlib_node_main_t * nm = &vm->node_main; + vlib_node_runtime_t * node_runtime; + vlib_node_t * node; + vlib_frame_t * f; + vlib_process_t * p; + vlib_pending_frame_t * pf; + u64 t, n_vectors, is_suspend; + + t = last_time_stamp; + + p = vec_elt (nm->processes, process_index); + if (PREDICT_FALSE (! (p->flags & VLIB_PROCESS_IS_RUNNING))) + return last_time_stamp; + + ASSERT (p->flags & (VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_CLOCK + | VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_EVENT)); + + pf = pool_elt_at_index (nm->suspended_process_frames, p->suspended_process_frame_index); + + node_runtime = &p->node_runtime; + node = vlib_get_node (vm, node_runtime->node_index); + f = pf->frame_index != ~0 ? vlib_get_frame (vm, pf->frame_index) : 0; + + vlib_elog_main_loop_event (vm, node_runtime->node_index, t, f ? f->n_vectors : 0, /* is_after */ 0); + + /* Save away current process for suspend. */ + nm->current_process_index = node->runtime_index; + + n_vectors = vlib_process_resume (p); + t = clib_cpu_time_now (); + + nm->current_process_index = ~0; + + is_suspend = n_vectors == VLIB_PROCESS_RETURN_LONGJMP_SUSPEND; + if (is_suspend) + { + /* Suspend it again. */ + n_vectors = 0; + p->n_suspends += 1; + if (p->flags & VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_CLOCK) + timing_wheel_insert (&nm->timing_wheel, p->resume_cpu_time, + vlib_timing_wheel_data_set_suspended_process (node->runtime_index)); + } + else + { + p->flags &= ~VLIB_PROCESS_IS_RUNNING; + p->suspended_process_frame_index = ~0; + pool_put (nm->suspended_process_frames, pf); + } + + t = clib_cpu_time_now (); + vlib_elog_main_loop_event (vm, node_runtime->node_index, t, ! is_suspend, /* is_after */ 1); + + vlib_process_update_stats (vm, p, + /* n_calls */ ! is_suspend, + /* n_vectors */ n_vectors, + /* n_clocks */ t - last_time_stamp); + + return t; +} + +static void vlib_main_loop (vlib_main_t * vm) +{ + vlib_node_main_t * nm = &vm->node_main; + uword i; + u64 cpu_time_now; + + /* Initialize pending node vector. */ + vec_resize (nm->pending_frames, 32); + _vec_len (nm->pending_frames) = 0; + + /* Mark time of main loop start. */ + cpu_time_now = vm->clib_time.last_cpu_time; + vm->cpu_time_main_loop_start = cpu_time_now; + + /* Arrange for first level of timing wheel to cover times we care + most about. */ + nm->timing_wheel.min_sched_time = 10e-6; + nm->timing_wheel.max_sched_time = 10e-3; + timing_wheel_init (&nm->timing_wheel, + cpu_time_now, + vm->clib_time.clocks_per_second); + + /* Pre-allocate expired nodes. */ + vec_alloc (nm->data_from_advancing_timing_wheel, 32); + vec_alloc (nm->pending_interrupt_node_runtime_indices, 32); + + if (! nm->polling_threshold_vector_length) + nm->polling_threshold_vector_length = 10; + if (! nm->interrupt_threshold_vector_length) + nm->interrupt_threshold_vector_length = 5; + + nm->current_process_index = ~0; + + /* Start all processes. */ + { + uword i; + for (i = 0; i < vec_len (nm->processes); i++) + cpu_time_now = dispatch_process (vm, nm->processes[i], /* frame */ 0, cpu_time_now); + } + + while (1) + { + vlib_node_runtime_t * n; + + /* Process pre-input nodes. */ + vec_foreach (n, nm->nodes_by_type[VLIB_NODE_TYPE_PRE_INPUT]) + cpu_time_now = dispatch_node (vm, n, + VLIB_NODE_TYPE_PRE_INPUT, + VLIB_NODE_STATE_POLLING, + /* frame */ 0, + cpu_time_now); + + /* Next process input nodes. */ + vec_foreach (n, nm->nodes_by_type[VLIB_NODE_TYPE_INPUT]) + cpu_time_now = dispatch_node (vm, n, + VLIB_NODE_TYPE_INPUT, + VLIB_NODE_STATE_POLLING, + /* frame */ 0, + cpu_time_now); + + if (PREDICT_FALSE(vm->queue_signal_pending)) + if (vm->queue_signal_callback) + vm->queue_signal_callback (vm); + + /* Next handle interrupts. */ + { + uword l = _vec_len (nm->pending_interrupt_node_runtime_indices); + uword i; + if (l > 0) + { + _vec_len (nm->pending_interrupt_node_runtime_indices) = 0; + for (i = 0; i < l; i++) + { + n = vec_elt_at_index (nm->nodes_by_type[VLIB_NODE_TYPE_INPUT], + nm->pending_interrupt_node_runtime_indices[i]); + cpu_time_now = dispatch_node (vm, n, + VLIB_NODE_TYPE_INPUT, + VLIB_NODE_STATE_INTERRUPT, + /* frame */ 0, + cpu_time_now); + } + } + } + + /* Check if process nodes have expired from timing wheel. */ + nm->data_from_advancing_timing_wheel + = timing_wheel_advance (&nm->timing_wheel, cpu_time_now, + nm->data_from_advancing_timing_wheel, + &nm->cpu_time_next_process_ready); + + ASSERT (nm->data_from_advancing_timing_wheel != 0); + if (PREDICT_FALSE (_vec_len (nm->data_from_advancing_timing_wheel) > 0)) + { + uword i; + + processes_timing_wheel_data: + for (i = 0; i < _vec_len (nm->data_from_advancing_timing_wheel); i++) + { + u32 d = nm->data_from_advancing_timing_wheel[i]; + u32 di = vlib_timing_wheel_data_get_index (d); + + if (vlib_timing_wheel_data_is_timed_event (d)) + { + vlib_signal_timed_event_data_t * te = pool_elt_at_index (nm->signal_timed_event_data_pool, di); + vlib_node_t * n = vlib_get_node (vm, te->process_node_index); + vlib_process_t * p = vec_elt (nm->processes, n->runtime_index); + void * data; + data = vlib_process_signal_event_helper (nm, n, p, te->event_type_index, te->n_data_elts, te->n_data_elt_bytes); + if (te->n_data_bytes < sizeof (te->inline_event_data)) + memcpy (data, te->inline_event_data, te->n_data_bytes); + else + { + memcpy (data, te->event_data_as_vector, te->n_data_bytes); + vec_free (te->event_data_as_vector); + } + pool_put (nm->signal_timed_event_data_pool, te); + } + else + { + cpu_time_now = clib_cpu_time_now(); + cpu_time_now = dispatch_suspended_process (vm, di, cpu_time_now); + } + } + + /* Reset vector. */ + _vec_len (nm->data_from_advancing_timing_wheel) = 0; + } + + /* Input nodes may have added work to the pending vector. + Process pending vector until there is nothing left. + All pending vectors will be processed from input -> output. */ + for (i = 0; i < _vec_len (nm->pending_frames); i++) + cpu_time_now = dispatch_pending_node (vm, nm->pending_frames + i, + cpu_time_now); + /* Reset pending vector for next iteration. */ + _vec_len (nm->pending_frames) = 0; + + /* Pending internal nodes may resume processes. */ + if (_vec_len (nm->data_from_advancing_timing_wheel) > 0) + goto processes_timing_wheel_data; + + vlib_increment_main_loop_counter (vm); + + /* Record time stamp in case there are no enabled nodes and above + calls do not update time stamp. */ + cpu_time_now = clib_cpu_time_now (); + } +} + +vlib_main_t vlib_global_main; + +static clib_error_t * +vlib_main_configure (vlib_main_t * vm, unformat_input_t * input) +{ + int turn_on_mem_trace = 0; + + while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) + { + if (unformat (input, "memory-trace")) + turn_on_mem_trace = 1; + + else if (unformat (input, "elog-events %d", + &vm->elog_main.event_ring_size)) + ; + else + return unformat_parse_error (input); + } + + unformat_free (input); + + /* Enable memory trace as early as possible. */ + if (turn_on_mem_trace) + clib_mem_trace (1); + + return 0; +} + +VLIB_EARLY_CONFIG_FUNCTION (vlib_main_configure, "vlib"); + +/* Main function. */ +int vlib_main (vlib_main_t * vm, unformat_input_t * input) +{ + clib_error_t * error; + + clib_time_init (&vm->clib_time); + + /* Turn on event log. */ + if (! vm->elog_main.event_ring_size) + vm->elog_main.event_ring_size = 128 << 10; + elog_init (&vm->elog_main, vm->elog_main.event_ring_size); + elog_enable_disable (&vm->elog_main, 1); + + /* Default name. */ + if (! vm->name) + vm->name = "VLIB"; + + vec_validate (vm->buffer_main, 0); + + if ((error = vlib_thread_init (vm))) + { + clib_error_report (error); + goto done; + } + + /* Register static nodes so that init functions may use them. */ + vlib_register_all_static_nodes (vm); + + /* Set seed for random number generator. + Allow user to specify seed to make random sequence deterministic. */ + if (! unformat (input, "seed %wd", &vm->random_seed)) + vm->random_seed = clib_cpu_time_now (); + clib_random_buffer_init (&vm->random_buffer, vm->random_seed); + + /* See unix/main.c; most likely already set up */ + if (vm->init_functions_called == 0) + vm->init_functions_called = hash_create (0, /* value bytes */ 0); + if ((error = vlib_call_all_init_functions (vm))) + goto done; + + /* Initialize node graph. */ + if ((error = vlib_node_main_init (vm))) + { + /* Arrange for graph hook up error to not be fatal when debugging. */ + if (CLIB_DEBUG > 0) + clib_error_report (error); + else + goto done; + } + + /* Create default buffer free list. */ + vlib_buffer_get_or_create_free_list (vm, VLIB_BUFFER_DEFAULT_FREE_LIST_BYTES, + "default"); + + switch (clib_setjmp (&vm->main_loop_exit, VLIB_MAIN_LOOP_EXIT_NONE)) + { + case VLIB_MAIN_LOOP_EXIT_NONE: + vm->main_loop_exit_set = 1; + break; + + case VLIB_MAIN_LOOP_EXIT_CLI: + goto done; + + default: + error = vm->main_loop_error; + goto done; + } + + if ((error = vlib_call_all_config_functions (vm, input, 0 /* is_early */))) + goto done; + + /* Call all main loop enter functions. */ + { + clib_error_t * sub_error; + sub_error = vlib_call_all_main_loop_enter_functions (vm); + if (sub_error) + clib_error_report (sub_error); + } + + vlib_main_loop (vm); + + done: + /* Call all exit functions. */ + { + clib_error_t * sub_error; + sub_error = vlib_call_all_main_loop_exit_functions (vm); + if (sub_error) + clib_error_report (sub_error); + } + + if (error) + clib_error_report (error); + + return 0; +} diff --git a/vlib/vlib/main.h b/vlib/vlib/main.h new file mode 100644 index 00000000000..5a8d745661b --- /dev/null +++ b/vlib/vlib/main.h @@ -0,0 +1,315 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * main.h: VLIB main data structure + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef included_vlib_main_h +#define included_vlib_main_h + +#include +#include +#include +#include +#include +#include + +#include + + +/* By default turn off node/error event logging. + Override with -DVLIB_ELOG_MAIN_LOOP */ +#ifndef VLIB_ELOG_MAIN_LOOP +#define VLIB_ELOG_MAIN_LOOP 0 +#endif + +typedef struct vlib_main_t { + /* Instruction level timing state. */ + clib_time_t clib_time; + + /* Time stamp of last node dispatch. */ + u64 cpu_time_last_node_dispatch; + + /* Time stamp when main loop was entered (time 0). */ + u64 cpu_time_main_loop_start; + + /* Incremented once for each main loop. */ + u32 main_loop_count; + + /* Count of vectors processed this main loop. */ + u32 main_loop_vectors_processed; + u32 main_loop_nodes_processed; + + /* Circular buffer of input node vector counts. + Indexed by low bits of + (main_loop_count >> VLIB_LOG2_INPUT_VECTORS_PER_MAIN_LOOP). */ + u32 vector_counts_per_main_loop[2]; + u32 node_counts_per_main_loop[2]; + + /* Every so often we switch to the next counter. */ +#define VLIB_LOG2_MAIN_LOOPS_PER_STATS_UPDATE 7 + + /* Jump target to exit main loop with given code. */ + u32 main_loop_exit_set; + clib_longjmp_t main_loop_exit; +#define VLIB_MAIN_LOOP_EXIT_NONE 0 +#define VLIB_MAIN_LOOP_EXIT_PANIC 1 + /* Exit via CLI. */ +#define VLIB_MAIN_LOOP_EXIT_CLI 2 + + /* Error marker to use when exiting main loop. */ + clib_error_t * main_loop_error; + + /* Name for e.g. syslog. */ + char * name; + + /* Start and size of CLIB heap. */ + void * heap_base; + uword heap_size; + + vlib_buffer_main_t * buffer_main; + + vlib_physmem_main_t physmem_main; + + /* Allocate/free buffer memory for DMA transfers, descriptor rings, etc. + buffer memory is guaranteed to be cache-aligned. */ + void * (* os_physmem_alloc_aligned) (vlib_physmem_main_t * pm, + uword n_bytes, + uword alignment); + void (* os_physmem_free) (void * x); + + /* Node graph main structure. */ + vlib_node_main_t node_main; + + /* Command line interface. */ + vlib_cli_main_t cli_main; + + /* Packet trace buffer. */ + vlib_trace_main_t trace_main; + + /* Error handling. */ + vlib_error_main_t error_main; + + /* Punt packets to underlying operating system for when fast switching + code does not know what to do. */ + void (* os_punt_frame) (struct vlib_main_t * vm, + struct vlib_node_runtime_t * node, + vlib_frame_t * frame); + + /* Multicast distribution. Set to zero for MC disabled. */ + mc_main_t * mc_main; + + /* Stream index to use for distribution when MC is enabled. */ + u32 mc_stream_index; + + vlib_one_time_waiting_process_t * procs_waiting_for_mc_stream_join; + + /* Event logger. */ + elog_main_t elog_main; + + /* Node call and return event types. */ + elog_event_type_t * node_call_elog_event_types; + elog_event_type_t * node_return_elog_event_types; + + elog_event_type_t * error_elog_event_types; + + /* Seed for random number generator. */ + uword random_seed; + + /* Buffer of random data for various uses. */ + clib_random_buffer_t random_buffer; + + /* Hash table to record which init functions have been called. */ + uword * init_functions_called; + + /* to compare with node runtime */ + u32 cpu_index; + + void **mbuf_alloc_list; + + /* List of init functions to call, setup by constructors */ + _vlib_init_function_list_elt_t *init_function_registrations; + _vlib_init_function_list_elt_t *main_loop_enter_function_registrations; + _vlib_init_function_list_elt_t *main_loop_exit_function_registrations; + _vlib_init_function_list_elt_t *api_init_function_registrations; + vlib_config_function_runtime_t *config_function_registrations; + mc_serialize_msg_t *mc_msg_registrations; /* mc_main is a pointer... */ + + /* control-plane API queue signal pending */ + volatile u32 queue_signal_pending; + void (*queue_signal_callback)(struct vlib_main_t *); +} vlib_main_t; + +/* Global main structure. */ +vlib_main_t vlib_global_main; + +always_inline f64 +vlib_time_now (vlib_main_t * vm) +{ return clib_time_now (&vm->clib_time); } + +always_inline f64 +vlib_time_now_ticks (vlib_main_t * vm, u64 n) +{ return clib_time_now_internal (&vm->clib_time, n); } + +/* Busy wait for specified time. */ +always_inline void +vlib_time_wait (vlib_main_t * vm, f64 wait) +{ + f64 t = vlib_time_now (vm); + f64 limit = t + wait; + while (t < limit) + t = vlib_time_now (vm); +} + +/* Time a piece of code. */ +#define vlib_time_code(vm,body) \ +do { \ + f64 _t[2]; \ + _t[0] = vlib_time_now (vm); \ + do { body; } while (0); \ + _t[1] = vlib_time_now (vm); \ + clib_warning ("%.7e", _t[1] - _t[0]); \ +} while (0) + +#define vlib_wait_with_timeout(vm,suspend_time,timeout_time,test) \ +({ \ + uword __vlib_wait_with_timeout = 0; \ + f64 __vlib_wait_time = 0; \ + while (! (__vlib_wait_with_timeout = (test)) \ + && __vlib_wait_time < (timeout_time)) \ + { \ + vlib_process_suspend (vm, suspend_time); \ + __vlib_wait_time += suspend_time; \ + } \ + __vlib_wait_with_timeout; \ +}) + +always_inline void +vlib_panic_with_error (vlib_main_t * vm, clib_error_t * error) +{ + vm->main_loop_error = error; + clib_longjmp (&vm->main_loop_exit, VLIB_MAIN_LOOP_EXIT_PANIC); +} + +#define vlib_panic_with_msg(vm,args...) \ + vlib_panic_with_error (vm, clib_error_return (0, args)) + +always_inline void +vlib_panic (vlib_main_t * vm) +{ vlib_panic_with_error (vm, 0); } + +always_inline u32 +vlib_vector_input_stats_index (vlib_main_t * vm, word delta) +{ + u32 i; + i = vm->main_loop_count >> VLIB_LOG2_MAIN_LOOPS_PER_STATS_UPDATE; + ASSERT (is_pow2 (ARRAY_LEN (vm->vector_counts_per_main_loop))); + return (i + delta) & (ARRAY_LEN (vm->vector_counts_per_main_loop) - 1); +} + +/* Estimate input rate based on previous + 2^VLIB_LOG2_MAIN_LOOPS_PER_STATS_UPDATE + samples. */ +always_inline u32 +vlib_last_vectors_per_main_loop (vlib_main_t * vm) +{ + u32 i = vlib_vector_input_stats_index (vm, -1); + u32 n = vm->vector_counts_per_main_loop[i]; + return n >> VLIB_LOG2_MAIN_LOOPS_PER_STATS_UPDATE; +} + +/* Total ave vector count per iteration of main loop. */ +always_inline f64 +vlib_last_vectors_per_main_loop_as_f64 (vlib_main_t * vm) +{ + u32 i = vlib_vector_input_stats_index (vm, -1); + u32 v = vm->vector_counts_per_main_loop[i]; + return (f64) v / (f64) (1 << VLIB_LOG2_MAIN_LOOPS_PER_STATS_UPDATE); +} + +/* Total ave vectors/node count per iteration of main loop. */ +always_inline f64 +vlib_last_vector_length_per_node (vlib_main_t * vm) +{ + u32 i = vlib_vector_input_stats_index (vm, -1); + u32 v = vm->vector_counts_per_main_loop[i]; + u32 n = vm->node_counts_per_main_loop[i]; + return n == 0 ? 0 : (f64) v / (f64) n; +} + +u32 wraps; + +always_inline void +vlib_increment_main_loop_counter (vlib_main_t * vm) +{ + u32 i, c, n, v, is_wrap; + + c = vm->main_loop_count++; + + is_wrap = (c & pow2_mask (VLIB_LOG2_MAIN_LOOPS_PER_STATS_UPDATE)) == 0; + + if (is_wrap) + wraps++; + + i = vlib_vector_input_stats_index (vm, /* delta */ is_wrap); + + v = is_wrap ? 0 : vm->vector_counts_per_main_loop[i]; + n = is_wrap ? 0 : vm->node_counts_per_main_loop[i]; + + v += vm->main_loop_vectors_processed; + n += vm->main_loop_nodes_processed; + vm->main_loop_vectors_processed = 0; + vm->main_loop_nodes_processed = 0; + vm->vector_counts_per_main_loop[i] = v; + vm->node_counts_per_main_loop[i] = n; +} + +always_inline void vlib_set_queue_signal_callback +(vlib_main_t *vm, void (*fp)(vlib_main_t *)) +{ + vm->queue_signal_callback = fp; +} + +/* Main routine. */ +int vlib_main (vlib_main_t * vm, unformat_input_t * input); + +/* Thread stacks, for os_get_cpu_number */ +u8 **vlib_thread_stacks; + +/* Number of thread stacks that the application needs */ +u32 vlib_app_num_thread_stacks_needed (void) __attribute__ ((weak)); + +#endif /* included_vlib_main_h */ diff --git a/vlib/vlib/mc.c b/vlib/vlib/mc.c new file mode 100644 index 00000000000..460145ef0e6 --- /dev/null +++ b/vlib/vlib/mc.c @@ -0,0 +1,2354 @@ +/* + * mc.c: vlib reliable sequenced multicast distributed applications + * + * Copyright (c) 2010 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include + +/* + * 1 to enable msg id training wheels, which are useful for tracking + * down catchup and/or partitioned network problems + */ +#define MSG_ID_DEBUG 0 + +static format_function_t format_mc_stream_state; + +static u32 elog_id_for_peer_id (mc_main_t * m, u64 peer_id) +{ + uword * p, r; + mhash_t * h = &m->elog_id_by_peer_id; + + if (! m->elog_id_by_peer_id.hash) + mhash_init (h, sizeof (uword), sizeof (mc_peer_id_t)); + + p = mhash_get (h, &peer_id); + if (p) + return p[0]; + r = elog_string (m->elog_main, "%U", + m->transport.format_peer_id, peer_id); + mhash_set (h, &peer_id, r, /* old_value */ 0); + return r; +} + +static u32 elog_id_for_msg_name (mc_main_t * m, char *msg_name) +{ + uword * p, r; + uword * h = m->elog_id_by_msg_name; + u8 *name_copy; + + if (! h) + h = m->elog_id_by_msg_name + = hash_create_string (0, sizeof (uword)); + + p = hash_get_mem (h, msg_name); + if (p) + return p[0]; + r = elog_string (m->elog_main, "%s", msg_name); + + name_copy = format (0, "%s%c", msg_name, 0); + + hash_set_mem (h, name_copy, r); + m->elog_id_by_msg_name = h; + + return r; +} + +static void elog_tx_msg (mc_main_t * m, u32 stream_id, u32 local_sequence, u32 retry_count) +{ + if (MC_EVENT_LOGGING > 0) + { + ELOG_TYPE_DECLARE (e) = { + .format = "tx-msg: stream %d local seq %d attempt %d", + .format_args = "i4i4i4", + }; + struct { u32 stream_id, local_sequence, retry_count; } * ed; + ed = ELOG_DATA (m->elog_main, e); + ed->stream_id = stream_id; + ed->local_sequence = local_sequence; + ed->retry_count = retry_count; + } +} + +/* + * seq_cmp + * correctly compare two unsigned sequence numbers. + * This function works so long as x and y are within 2**(n-1) of each + * other, where n = bits(x, y). + * + * Magic decoder ring: + * seq_cmp == 0 => x and y are equal + * seq_cmp < 0 => x is "in the past" with respect to y + * seq_cmp > 0 => x is "in the future" with respect to y + */ +always_inline i32 mc_seq_cmp (u32 x, u32 y) +{ return (i32) x - (i32) y;} + +void * mc_get_vlib_buffer (vlib_main_t * vm, u32 n_bytes, u32 * bi_return) +{ + u32 n_alloc, bi; + vlib_buffer_t * b; + + n_alloc = vlib_buffer_alloc (vm, &bi, 1); + ASSERT (n_alloc == 1); + + b = vlib_get_buffer (vm, bi); + b->current_length = n_bytes; + *bi_return = bi; + return (void *) b->data; +} + +static void +delete_peer_with_index (mc_main_t * mcm, mc_stream_t * s, + uword index, + int notify_application) +{ + mc_stream_peer_t * p = pool_elt_at_index (s->peers, index); + ASSERT (p != 0); + if (s->config.peer_died && notify_application) + s->config.peer_died (mcm, s, p->id); + + s->all_peer_bitmap = clib_bitmap_andnoti (s->all_peer_bitmap, p - s->peers); + + if (MC_EVENT_LOGGING > 0) + { + ELOG_TYPE_DECLARE (e) = { + .format = "delete peer %s from all_peer_bitmap", + .format_args = "T4", + }; + struct { u32 peer; } * ed = 0; + + ed = ELOG_DATA (mcm->elog_main, e); + ed->peer = elog_id_for_peer_id (mcm, p->id.as_u64); + } + /* Do not delete the pool / hash table entries, or we lose sequence number state */ +} + +static mc_stream_peer_t * +get_or_create_peer_with_id (mc_main_t * mcm, + mc_stream_t * s, mc_peer_id_t id, + int * created) +{ + uword * q = mhash_get (&s->peer_index_by_id, &id); + mc_stream_peer_t * p; + + if (q) + { + p = pool_elt_at_index (s->peers, q[0]); + goto done; + } + + pool_get (s->peers, p); + memset (p, 0, sizeof (p[0])); + p->id = id; + p->last_sequence_received = ~0; + mhash_set (&s->peer_index_by_id, &id, p - s->peers, /* old_value */ 0); + if (created) + *created = 1; + + done: + if (MC_EVENT_LOGGING > 0) + { + ELOG_TYPE_DECLARE (e) = { + .format = "get_or_create %s peer %s stream %d seq %d", + .format_args = "t4T4i4i4", + .n_enum_strings = 2, + .enum_strings = { "old", "new", }, + }; + struct { u32 is_new, peer, stream_index, rx_sequence; } * ed = 0; + + ed = ELOG_DATA (mcm->elog_main, e); + ed->is_new = q ? 0 : 1; + ed->peer = elog_id_for_peer_id (mcm, p->id.as_u64); + ed->stream_index = s->index; + ed->rx_sequence = p->last_sequence_received; + } + /* $$$$ Enable or reenable this peer */ + s->all_peer_bitmap = clib_bitmap_ori (s->all_peer_bitmap, p - s->peers); + return p; +} + +static void maybe_send_window_open_event (vlib_main_t * vm, mc_stream_t * stream) +{ + vlib_one_time_waiting_process_t * p; + + if (pool_elts (stream->retry_pool) >= stream->config.window_size) + return; + + vec_foreach (p, stream->procs_waiting_for_open_window) + vlib_signal_one_time_waiting_process (vm, p); + + if (stream->procs_waiting_for_open_window) + _vec_len (stream->procs_waiting_for_open_window) = 0; +} + +static void mc_retry_free (mc_main_t * mcm, mc_stream_t *s, mc_retry_t * r) +{ + mc_retry_t record, *retp; + + if (r->unacked_by_peer_bitmap) + _vec_len (r->unacked_by_peer_bitmap) = 0; + + if (clib_fifo_elts (s->retired_fifo) >= 2 * s->config.window_size) + { + clib_fifo_sub1 (s->retired_fifo, record); + vlib_buffer_free_one (mcm->vlib_main, record.buffer_index); + } + + clib_fifo_add2 (s->retired_fifo, retp); + + retp->buffer_index = r->buffer_index; + retp->local_sequence = r->local_sequence; + + r->buffer_index = ~0; /* poison buffer index in this retry */ +} + +static void mc_resend_retired (mc_main_t *mcm, mc_stream_t *s, u32 local_sequence) +{ + mc_retry_t *retry; + + if (MC_EVENT_LOGGING > 0) + { + ELOG_TYPE_DECLARE (e) = { + .format = "resend-retired: search for local seq %d", + .format_args = "i4", + }; + struct { u32 local_sequence; } * ed; + ed = ELOG_DATA (mcm->elog_main, e); + ed->local_sequence = local_sequence; + } + + clib_fifo_foreach + (retry, s->retired_fifo, + ({ + if (retry->local_sequence == local_sequence) + { + elog_tx_msg (mcm, s->index, retry->local_sequence, -13); + + mcm->transport.tx_buffer + (mcm->transport.opaque, + MC_TRANSPORT_USER_REQUEST_TO_RELAY, + retry->buffer_index); + return; + } + })); + + if (MC_EVENT_LOGGING > 0) + { + ELOG_TYPE_DECLARE (e) = { + .format = "resend-retired: FAILED search for local seq %d", + .format_args = "i4", + }; + struct { u32 local_sequence; } * ed; + ed = ELOG_DATA (mcm->elog_main, e); + ed->local_sequence = local_sequence; + } +} + +static uword * +delete_retry_fifo_elt (mc_main_t * mcm, + mc_stream_t * stream, + mc_retry_t * r, + uword * dead_peer_bitmap) +{ + mc_stream_peer_t * p; + + pool_foreach (p, stream->peers, ({ + uword pi = p - stream->peers; + uword is_alive = 0 == clib_bitmap_get (r->unacked_by_peer_bitmap, pi); + + if (! is_alive) + dead_peer_bitmap = clib_bitmap_ori (dead_peer_bitmap, pi); + + if (MC_EVENT_LOGGING > 0) + { + ELOG_TYPE_DECLARE (e) = { + .format = "delete_retry_fifo_elt: peer %s is %s", + .format_args = "T4t4", + .n_enum_strings = 2, + .enum_strings = { "alive", "dead", }, + }; + struct { u32 peer, is_alive; } * ed; + ed = ELOG_DATA (mcm->elog_main, e); + ed->peer = elog_id_for_peer_id (mcm, p->id.as_u64); + ed->is_alive = is_alive; + } + })); + + hash_unset (stream->retry_index_by_local_sequence, r->local_sequence); + mc_retry_free (mcm, stream, r); + + return dead_peer_bitmap; +} + +always_inline mc_retry_t * +prev_retry (mc_stream_t * s, mc_retry_t * r) +{ + return (r->prev_index != ~0 + ? pool_elt_at_index (s->retry_pool, r->prev_index) + : 0); +} + +always_inline mc_retry_t * +next_retry (mc_stream_t * s, mc_retry_t * r) +{ + return (r->next_index != ~0 + ? pool_elt_at_index (s->retry_pool, r->next_index) + : 0); +} + +always_inline void +remove_retry_from_pool (mc_stream_t * s, mc_retry_t * r) +{ + mc_retry_t * p = prev_retry (s, r); + mc_retry_t * n = next_retry (s, r); + + if (p) + p->next_index = r->next_index; + else + s->retry_head_index = r->next_index; + if (n) + n->prev_index = r->prev_index; + else + s->retry_tail_index = r->prev_index; + + pool_put_index (s->retry_pool, r - s->retry_pool); +} + +static void check_retry (mc_main_t * mcm, mc_stream_t * s) +{ + mc_retry_t * r; + vlib_main_t * vm = mcm->vlib_main; + f64 now = vlib_time_now(vm); + uword * dead_peer_bitmap = 0; + u32 ri, ri_next; + + for (ri = s->retry_head_index; ri != ~0; ri = ri_next) + { + r = pool_elt_at_index (s->retry_pool, ri); + ri_next = r->next_index; + + if (now < r->sent_at + s->config.retry_interval) + continue; + + r->n_retries += 1; + if (r->n_retries > s->config.retry_limit) + { + dead_peer_bitmap = + delete_retry_fifo_elt (mcm, s, r, dead_peer_bitmap); + remove_retry_from_pool (s, r); + } + else + { + if (MC_EVENT_LOGGING > 0) + { + mc_stream_peer_t * p; + ELOG_TYPE_DECLARE (t) = { + .format = "resend local seq %d attempt %d", + .format_args = "i4i4", + }; + + pool_foreach (p, s->peers, ({ + if (clib_bitmap_get (r->unacked_by_peer_bitmap, p - s->peers)) + { + ELOG_TYPE_DECLARE (ev) = { + .format = "resend: needed by peer %s local seq %d", + .format_args = "T4i4", + }; + struct { u32 peer, rx_sequence; } * ed; + ed = ELOG_DATA (mcm->elog_main, ev); + ed->peer = elog_id_for_peer_id (mcm, p->id.as_u64); + ed->rx_sequence = r->local_sequence; + } + })); + + struct { u32 sequence; u32 trail; } * ed; + ed = ELOG_DATA (mcm->elog_main, t); + ed->sequence = r->local_sequence; + ed->trail = r->n_retries; + } + + r->sent_at = vlib_time_now (vm); + s->stats.n_retries += 1; + + elog_tx_msg (mcm, s->index, r->local_sequence, r->n_retries); + + mcm->transport.tx_buffer + (mcm->transport.opaque, + MC_TRANSPORT_USER_REQUEST_TO_RELAY, + r->buffer_index); + } + } + + maybe_send_window_open_event (mcm->vlib_main, s); + + /* Delete any dead peers we've found. */ + if (! clib_bitmap_is_zero (dead_peer_bitmap)) + { + uword i; + + clib_bitmap_foreach (i, dead_peer_bitmap, ({ + delete_peer_with_index (mcm, s, i, /* notify_application */ 1); + + /* Delete any references to just deleted peer in retry pool. */ + pool_foreach (r, s->retry_pool, ({ + r->unacked_by_peer_bitmap = + clib_bitmap_andnoti (r->unacked_by_peer_bitmap, i); + })); + })); + clib_bitmap_free (dead_peer_bitmap); + } +} + +always_inline mc_main_t * +mc_node_get_main (vlib_node_runtime_t * node) +{ + mc_main_t ** p = (void *) node->runtime_data; + return p[0]; +} + +static uword +mc_retry_process (vlib_main_t * vm, + vlib_node_runtime_t * node, + vlib_frame_t * f) +{ + mc_main_t * mcm = mc_node_get_main (node); + mc_stream_t * s; + + while (1) + { + vlib_process_suspend (vm, 1.0); + vec_foreach (s, mcm->stream_vector) + { + if (s->state != MC_STREAM_STATE_invalid) + check_retry (mcm, s); + } + } + return 0; /* not likely */ +} + +static void send_join_or_leave_request (mc_main_t * mcm, u32 stream_index, u32 is_join) +{ + vlib_main_t * vm = mcm->vlib_main; + mc_msg_join_or_leave_request_t * mp; + u32 bi; + + mp = mc_get_vlib_buffer (vm, sizeof (mp[0]), &bi); + memset(mp, 0, sizeof (*mp)); + mp->type = MC_MSG_TYPE_join_or_leave_request; + mp->peer_id = mcm->transport.our_ack_peer_id; + mp->stream_index = stream_index; + mp->is_join = is_join; + + mc_byte_swap_msg_join_or_leave_request (mp); + + /* + * These msgs are unnumbered, unordered so send on the from-relay + * channel. + */ + mcm->transport.tx_buffer (mcm->transport.opaque, MC_TRANSPORT_JOIN, bi); +} + +static uword +mc_join_ager_process (vlib_main_t * vm, + vlib_node_runtime_t * node, + vlib_frame_t * f) +{ + mc_main_t * mcm = mc_node_get_main (node); + + while (1) + { + if (mcm->joins_in_progress) + { + mc_stream_t * s; + vlib_one_time_waiting_process_t * p; + f64 now = vlib_time_now (vm); + + vec_foreach (s, mcm->stream_vector) + { + if (s->state != MC_STREAM_STATE_join_in_progress) + continue; + + if (now > s->join_timeout) + { + s->state = MC_STREAM_STATE_ready; + + if (MC_EVENT_LOGGING > 0) + { + ELOG_TYPE_DECLARE (e) = { + .format = "stream %d join timeout", + }; + ELOG (mcm->elog_main, e, s->index); + } + /* Make sure that this app instance exists as a stream peer, + or we may answer a catchup request with a NULL + all_peer_bitmap... */ + (void) get_or_create_peer_with_id + (mcm, s, mcm->transport.our_ack_peer_id, /* created */ 0); + + vec_foreach (p, s->procs_waiting_for_join_done) + vlib_signal_one_time_waiting_process (vm, p); + if (s->procs_waiting_for_join_done) + _vec_len (s->procs_waiting_for_join_done) = 0; + + mcm->joins_in_progress--; + ASSERT (mcm->joins_in_progress >= 0); + } + else + { + /* Resent join request which may have been lost. */ + send_join_or_leave_request (mcm, s->index, + 1 /* is_join */); + + /* We're *not* alone, retry for as long as it takes */ + if (mcm->relay_state == MC_RELAY_STATE_SLAVE) + s->join_timeout = vlib_time_now (vm) + 2.0; + + + if (MC_EVENT_LOGGING > 0) + { + ELOG_TYPE_DECLARE (e) = { + .format = "stream %d resend join request", + }; + ELOG (mcm->elog_main, e, s->index); + } + } + } + } + + vlib_process_suspend (vm, .5); + } + + return 0; /* not likely */ +} + +static void serialize_mc_register_stream_name (serialize_main_t * m, va_list * va) +{ + char * name = va_arg (*va, char *); + serialize_cstring (m, name); +} + +static void elog_stream_name (char * buf, int n_buf_bytes, char * v) +{ + memcpy (buf, v, clib_min (n_buf_bytes - 1, vec_len (v))); + buf[n_buf_bytes - 1] = 0; +} + +static void unserialize_mc_register_stream_name (serialize_main_t * m, va_list * va) +{ + mc_main_t * mcm = va_arg (*va, mc_main_t *); + char * name; + mc_stream_t * s; + uword * p; + + unserialize_cstring (m, &name); + + if ((p = hash_get_mem (mcm->stream_index_by_name, name))) + { + if (MC_EVENT_LOGGING > 0) + { + ELOG_TYPE_DECLARE (e) = { + .format = "stream index %d already named %s", + .format_args = "i4s16", + }; + struct { u32 stream_index; char name[16]; } * ed; + ed = ELOG_DATA (mcm->elog_main, e); + ed->stream_index = p[0]; + elog_stream_name (ed->name, sizeof (ed->name), name); + } + + vec_free (name); + return; + } + + vec_add2 (mcm->stream_vector, s, 1); + mc_stream_init (s); + s->state = MC_STREAM_STATE_name_known; + s->index = s - mcm->stream_vector; + s->config.name = name; + + if (MC_EVENT_LOGGING > 0) + { + ELOG_TYPE_DECLARE (e) = { + .format = "stream index %d named %s", + .format_args = "i4s16", + }; + struct { u32 stream_index; char name[16]; } * ed; + ed = ELOG_DATA (mcm->elog_main, e); + ed->stream_index = s->index; + elog_stream_name (ed->name, sizeof (ed->name), name); + } + + hash_set_mem (mcm->stream_index_by_name, name, s->index); + + p = hash_get (mcm->procs_waiting_for_stream_name_by_name, name); + if (p) + { + vlib_one_time_waiting_process_t * wp, ** w; + w = pool_elt_at_index (mcm->procs_waiting_for_stream_name_pool, p[0]); + vec_foreach (wp, w[0]) + vlib_signal_one_time_waiting_process (mcm->vlib_main, wp); + pool_put (mcm->procs_waiting_for_stream_name_pool, w); + hash_unset_mem (mcm->procs_waiting_for_stream_name_by_name, name); + } +} + +MC_SERIALIZE_MSG (mc_register_stream_name_msg, static) = { + .name = "mc_register_stream_name", + .serialize = serialize_mc_register_stream_name, + .unserialize = unserialize_mc_register_stream_name, +}; + +void +mc_rx_buffer_unserialize (mc_main_t * mcm, + mc_stream_t * stream, + mc_peer_id_t peer_id, + u32 buffer_index) +{ return mc_unserialize (mcm, stream, buffer_index); } + +static u8 * +mc_internal_catchup_snapshot (mc_main_t * mcm, + u8 * data_vector, + u32 last_global_sequence_processed) +{ + serialize_main_t m; + + /* Append serialized data to data vector. */ + serialize_open_vector (&m, data_vector); + m.stream.current_buffer_index = vec_len (data_vector); + + serialize (&m, serialize_mc_main, mcm); + return serialize_close_vector (&m); +} + +static void +mc_internal_catchup (mc_main_t * mcm, + u8 * data, + u32 n_data_bytes) +{ + serialize_main_t s; + + unserialize_open_data (&s, data, n_data_bytes); + + unserialize (&s, unserialize_mc_main, mcm); +} + +/* Overridden from the application layer, not actually used here */ +void mc_stream_join_process_hold (void) __attribute__ ((weak)); +void mc_stream_join_process_hold (void) { } + +static u32 +mc_stream_join_helper (mc_main_t * mcm, + mc_stream_config_t * config, + u32 is_internal) +{ + mc_stream_t * s; + vlib_main_t * vm = mcm->vlib_main; + + s = 0; + if (! is_internal) + { + uword * p; + + /* Already have a stream with given name? */ + if ((s = mc_stream_by_name (mcm, config->name))) + { + /* Already joined and ready? */ + if (s->state == MC_STREAM_STATE_ready) + return s->index; + } + + /* First join MC internal stream. */ + if (! mcm->stream_vector + || (mcm->stream_vector[MC_STREAM_INDEX_INTERNAL].state + == MC_STREAM_STATE_invalid)) + { + static mc_stream_config_t c = { + .name = "mc-internal", + .rx_buffer = mc_rx_buffer_unserialize, + .catchup = mc_internal_catchup, + .catchup_snapshot = mc_internal_catchup_snapshot, + }; + + c.save_snapshot = config->save_snapshot; + + mc_stream_join_helper (mcm, &c, /* is_internal */ 1); + } + + /* If stream is still unknown register this name and wait for + sequenced message to name stream. This way all peers agree + on stream name to index mappings. */ + s = mc_stream_by_name (mcm, config->name); + if (! s) + { + vlib_one_time_waiting_process_t * wp, ** w; + u8 * name_copy = format (0, "%s", config->name); + + mc_serialize_stream (mcm, + MC_STREAM_INDEX_INTERNAL, + &mc_register_stream_name_msg, + config->name); + + /* Wait for this stream to be named. */ + p = hash_get_mem (mcm->procs_waiting_for_stream_name_by_name, name_copy); + if (p) + w = pool_elt_at_index (mcm->procs_waiting_for_stream_name_pool, p[0]); + else + { + pool_get (mcm->procs_waiting_for_stream_name_pool, w); + if (! mcm->procs_waiting_for_stream_name_by_name) + mcm->procs_waiting_for_stream_name_by_name + = hash_create_string (/* elts */ 0, /* value size */ sizeof (uword)); + hash_set_mem (mcm->procs_waiting_for_stream_name_by_name, + name_copy, + w - mcm->procs_waiting_for_stream_name_pool); + w[0] = 0; + } + + vec_add2 (w[0], wp, 1); + vlib_current_process_wait_for_one_time_event (vm, wp); + vec_free (name_copy); + } + + /* Name should be known now. */ + s = mc_stream_by_name (mcm, config->name); + ASSERT (s != 0); + ASSERT (s->state == MC_STREAM_STATE_name_known); + } + + if (! s) + { + vec_add2 (mcm->stream_vector, s, 1); + mc_stream_init (s); + s->index = s - mcm->stream_vector; + } + + { + /* Save name since we could have already used it as hash key. */ + char * name_save = s->config.name; + + s->config = config[0]; + + if (name_save) + s->config.name = name_save; + } + + if (s->config.window_size == 0) + s->config.window_size = 8; + + if (s->config.retry_interval == 0.0) + s->config.retry_interval = 1.0; + + /* Sanity. */ + ASSERT (s->config.retry_interval < 30); + + if (s->config.retry_limit == 0) + s->config.retry_limit = 7; + + s->state = MC_STREAM_STATE_join_in_progress; + if (! s->peer_index_by_id.hash) + mhash_init (&s->peer_index_by_id, sizeof (uword), sizeof (mc_peer_id_t)); + + /* If we don't hear from someone in 5 seconds, we're alone */ + s->join_timeout = vlib_time_now (vm) + 5.0; + mcm->joins_in_progress++; + + if (MC_EVENT_LOGGING > 0) + { + ELOG_TYPE_DECLARE (e) = { + .format = "stream index %d join request %s", + .format_args = "i4s16", + }; + struct { u32 stream_index; char name[16]; } * ed; + ed = ELOG_DATA (mcm->elog_main, e); + ed->stream_index = s->index; + elog_stream_name (ed->name, sizeof (ed->name), s->config.name); + } + + send_join_or_leave_request (mcm, s->index, 1 /* join */); + + vlib_current_process_wait_for_one_time_event_vector + (vm, &s->procs_waiting_for_join_done); + + if (MC_EVENT_LOGGING) + { + ELOG_TYPE (e, "join complete stream %d"); + ELOG (mcm->elog_main, e, s->index); + } + + return s->index; +} + +u32 mc_stream_join (mc_main_t * mcm, mc_stream_config_t * config) +{ return mc_stream_join_helper (mcm, config, /* is_internal */ 0); } + +void mc_stream_leave (mc_main_t * mcm, u32 stream_index) +{ + mc_stream_t * s = mc_stream_by_index (mcm, stream_index); + + if (! s) + return; + + if (MC_EVENT_LOGGING) + { + ELOG_TYPE_DECLARE (t) = { + .format = "leave-stream: %d", + .format_args = "i4", + }; + struct { u32 index; } * ed; + ed = ELOG_DATA (mcm->elog_main, t); + ed->index = stream_index; + } + + send_join_or_leave_request (mcm, stream_index, 0 /* is_join */); + mc_stream_free (s); + s->state = MC_STREAM_STATE_name_known; +} + +void mc_msg_join_or_leave_request_handler (mc_main_t * mcm, + mc_msg_join_or_leave_request_t * req, + u32 buffer_index) +{ + mc_stream_t * s; + mc_msg_join_reply_t * rep; + u32 bi; + + mc_byte_swap_msg_join_or_leave_request (req); + + s = mc_stream_by_index (mcm, req->stream_index); + if (! s || s->state != MC_STREAM_STATE_ready) + return; + + /* If the peer is joining, create it */ + if (req->is_join) + { + mc_stream_t * this_s; + + /* We're not in a position to catch up a peer until all + stream joins are complete. */ + if (0) + { + /* XXX This is hard to test so we've. */ + vec_foreach (this_s, mcm->stream_vector) + { + if (this_s->state != MC_STREAM_STATE_ready + && this_s->state != MC_STREAM_STATE_name_known) + return; + } + } + else + if (mcm->joins_in_progress > 0) + return; + + (void) get_or_create_peer_with_id (mcm, + s, + req->peer_id, + /* created */ 0); + + rep = mc_get_vlib_buffer (mcm->vlib_main, sizeof (rep[0]), &bi); + memset (rep, 0, sizeof (rep[0])); + rep->type = MC_MSG_TYPE_join_reply; + rep->stream_index = req->stream_index; + + mc_byte_swap_msg_join_reply (rep); + /* These two are already in network byte order... */ + rep->peer_id = mcm->transport.our_ack_peer_id; + rep->catchup_peer_id = mcm->transport.our_catchup_peer_id; + + mcm->transport.tx_buffer (mcm->transport.opaque, MC_TRANSPORT_JOIN, bi); + } + else + { + if (s->config.peer_died) + s->config.peer_died (mcm, s, req->peer_id); + } +} + +void mc_msg_join_reply_handler (mc_main_t * mcm, + mc_msg_join_reply_t * mp, + u32 buffer_index) +{ + mc_stream_t * s; + + mc_byte_swap_msg_join_reply (mp); + + s = mc_stream_by_index (mcm, mp->stream_index); + + if (! s || s->state != MC_STREAM_STATE_join_in_progress) + return; + + /* Switch to catchup state; next join reply + for this stream will be ignored. */ + s->state = MC_STREAM_STATE_catchup; + + mcm->joins_in_progress--; + mcm->transport.catchup_request_fun (mcm->transport.opaque, + mp->stream_index, + mp->catchup_peer_id); +} + +void mc_wait_for_stream_ready (mc_main_t * m, char * stream_name) +{ + mc_stream_t * s; + + while (1) + { + s = mc_stream_by_name (m, stream_name); + if (s) + break; + vlib_process_suspend (m->vlib_main, .1); + } + + /* It's OK to send a message in catchup and ready states. */ + if (s->state == MC_STREAM_STATE_catchup + || s->state == MC_STREAM_STATE_ready) + return; + + /* Otherwise we are waiting for a join to finish. */ + vlib_current_process_wait_for_one_time_event_vector + (m->vlib_main, &s->procs_waiting_for_join_done); +} + +u32 mc_stream_send (mc_main_t * mcm, u32 stream_index, u32 buffer_index) +{ + mc_stream_t * s = mc_stream_by_index (mcm, stream_index); + vlib_main_t * vm = mcm->vlib_main; + mc_retry_t * r; + mc_msg_user_request_t * mp; + vlib_buffer_t * b = vlib_get_buffer (vm, buffer_index); + u32 ri; + + if (! s) + return 0; + + if (s->state != MC_STREAM_STATE_ready) + vlib_current_process_wait_for_one_time_event_vector + (vm, &s->procs_waiting_for_join_done); + + while (pool_elts (s->retry_pool) >= s->config.window_size) + { + vlib_current_process_wait_for_one_time_event_vector + (vm, &s->procs_waiting_for_open_window); + } + + pool_get (s->retry_pool, r); + ri = r - s->retry_pool; + + r->prev_index = s->retry_tail_index; + r->next_index = ~0; + s->retry_tail_index = ri; + + if (r->prev_index == ~0) + s->retry_head_index = ri; + else + { + mc_retry_t * p = pool_elt_at_index (s->retry_pool, r->prev_index); + p->next_index = ri; + } + + vlib_buffer_advance (b, -sizeof (mp[0])); + mp = vlib_buffer_get_current (b); + + mp->peer_id = mcm->transport.our_ack_peer_id; + /* mp->transport.global_sequence set by relay agent. */ + mp->global_sequence = 0xdeadbeef; + mp->stream_index = s->index; + mp->local_sequence = s->our_local_sequence++; + mp->n_data_bytes = vlib_buffer_index_length_in_chain (vm, buffer_index) - sizeof (mp[0]); + + r->buffer_index = buffer_index; + r->local_sequence = mp->local_sequence; + r->sent_at = vlib_time_now(vm); + r->n_retries = 0; + + /* Retry will be freed when all currently known peers have acked. */ + vec_validate (r->unacked_by_peer_bitmap, vec_len (s->all_peer_bitmap) - 1); + vec_copy (r->unacked_by_peer_bitmap, s->all_peer_bitmap); + + hash_set (s->retry_index_by_local_sequence, r->local_sequence, r - s->retry_pool); + + elog_tx_msg (mcm, s->index, mp->local_sequence, r->n_retries); + + mc_byte_swap_msg_user_request (mp); + + mcm->transport.tx_buffer (mcm->transport.opaque, MC_TRANSPORT_USER_REQUEST_TO_RELAY, buffer_index); + + s->user_requests_sent++; + + /* return amount of window remaining */ + return s->config.window_size - pool_elts (s->retry_pool); +} + +void mc_msg_user_request_handler (mc_main_t * mcm, mc_msg_user_request_t * mp, u32 buffer_index) +{ + vlib_main_t * vm = mcm->vlib_main; + mc_stream_t * s; + mc_stream_peer_t * peer; + i32 seq_cmp_result; + static int once=0; + + mc_byte_swap_msg_user_request (mp); + + s = mc_stream_by_index (mcm, mp->stream_index); + + /* Not signed up for this stream? Turf-o-matic */ + if (! s || s->state != MC_STREAM_STATE_ready) + { + vlib_buffer_free_one (vm, buffer_index); + return; + } + + /* Find peer, including ourselves. */ + peer = get_or_create_peer_with_id (mcm, + s, mp->peer_id, + /* created */ 0); + + seq_cmp_result = mc_seq_cmp (mp->local_sequence, + peer->last_sequence_received + 1); + + if (MC_EVENT_LOGGING > 0) + { + ELOG_TYPE_DECLARE (e) = { + .format = "rx-msg: peer %s stream %d rx seq %d seq_cmp %d", + .format_args = "T4i4i4i4", + }; + struct { u32 peer, stream_index, rx_sequence; i32 seq_cmp_result; } * ed; + ed = ELOG_DATA (mcm->elog_main, e); + ed->peer = elog_id_for_peer_id (mcm, peer->id.as_u64); + ed->stream_index = mp->stream_index; + ed->rx_sequence = mp->local_sequence; + ed->seq_cmp_result = seq_cmp_result; + } + + if (0 && mp->stream_index == 1 && once == 0) + { + once = 1; + ELOG_TYPE (e, "FAKE lost msg on stream 1"); + ELOG (mcm->elog_main,e,0); + return; + } + + peer->last_sequence_received += seq_cmp_result == 0; + s->user_requests_received++; + + if (seq_cmp_result > 0) + peer->stats.n_msgs_from_future += 1; + + /* Send ack even if msg from future */ + if (1) + { + mc_msg_user_ack_t * rp; + u32 bi; + + rp = mc_get_vlib_buffer (vm, sizeof (rp[0]), &bi); + rp->peer_id = mcm->transport.our_ack_peer_id; + rp->stream_index = s->index; + rp->local_sequence = mp->local_sequence; + rp->seq_cmp_result = seq_cmp_result; + + if (MC_EVENT_LOGGING > 0) + { + ELOG_TYPE_DECLARE (e) = { + .format = "tx-ack: stream %d local seq %d", + .format_args = "i4i4", + }; + struct { u32 stream_index; u32 local_sequence; } * ed; + ed = ELOG_DATA (mcm->elog_main, e); + ed->stream_index = rp->stream_index; + ed->local_sequence = rp->local_sequence; + } + + mc_byte_swap_msg_user_ack (rp); + + mcm->transport.tx_ack (mcm->transport.opaque, mp->peer_id, bi); + /* Msg from past? If so, free the buffer... */ + if (seq_cmp_result < 0) + { + vlib_buffer_free_one (vm, buffer_index); + peer->stats.n_msgs_from_past += 1; + } + } + + if (seq_cmp_result == 0) + { + vlib_buffer_t * b = vlib_get_buffer (vm, buffer_index); + switch (s->state) + { + case MC_STREAM_STATE_ready: + vlib_buffer_advance (b, sizeof (mp[0])); + s->config.rx_buffer(mcm, s, mp->peer_id, buffer_index); + + /* Stream vector can change address via rx callback for mc-internal + stream. */ + s = mc_stream_by_index (mcm, mp->stream_index); + ASSERT (s != 0); + s->last_global_sequence_processed = mp->global_sequence; + break; + + case MC_STREAM_STATE_catchup: + clib_fifo_add1 (s->catchup_fifo, buffer_index); + break; + + default: + clib_warning ("stream in unknown state %U", + format_mc_stream_state, s->state); + break; + } + } +} + +void mc_msg_user_ack_handler (mc_main_t * mcm, mc_msg_user_ack_t * mp, u32 buffer_index) +{ + vlib_main_t * vm = mcm->vlib_main; + uword *p; + mc_stream_t * s; + mc_stream_peer_t * peer; + mc_retry_t * r; + int peer_created = 0; + + mc_byte_swap_msg_user_ack (mp); + + s = mc_stream_by_index (mcm, mp->stream_index); + + if (MC_EVENT_LOGGING > 0) + { + ELOG_TYPE_DECLARE (t) = { + .format = "rx-ack: local seq %d peer %s seq_cmp_result %d", + .format_args = "i4T4i4", + }; + struct { u32 local_sequence; u32 peer; i32 seq_cmp_result;} * ed; + ed = ELOG_DATA (mcm->elog_main, t); + ed->local_sequence = mp->local_sequence; + ed->peer = elog_id_for_peer_id (mcm, mp->peer_id.as_u64); + ed->seq_cmp_result = mp->seq_cmp_result; + } + + /* Unknown stream? */ + if (! s) + return; + + /* Find the peer which just ack'ed. */ + peer = get_or_create_peer_with_id (mcm, s, mp->peer_id, + /* created */ &peer_created); + + /* + * Peer reports message from the future. If it's not in the retry + * fifo, look for a retired message. + */ + if (mp->seq_cmp_result > 0) + { + p = hash_get (s->retry_index_by_local_sequence, mp->local_sequence - + mp->seq_cmp_result); + if (p == 0) + mc_resend_retired (mcm, s, mp->local_sequence - mp->seq_cmp_result); + + /* Normal retry should fix it... */ + return; + } + + /* + * Pointer to the indicated retry fifo entry. + * Worth hashing because we could use a window size of 100 or 1000. + */ + p = hash_get (s->retry_index_by_local_sequence, mp->local_sequence); + + /* + * Is this a duplicate ACK, received after we've retired the + * fifo entry. This can happen when learning about new + * peers. + */ + if (p == 0) + { + if (MC_EVENT_LOGGING > 0) + { + ELOG_TYPE_DECLARE (t) = + { + .format = "ack: for seq %d from peer %s no fifo elt", + .format_args = "i4T4", + }; + struct { u32 seq; u32 peer; } * ed; + ed = ELOG_DATA (mcm->elog_main, t); + ed->seq = mp->local_sequence; + ed->peer = elog_id_for_peer_id (mcm, mp->peer_id.as_u64); + } + + return; + } + + r = pool_elt_at_index (s->retry_pool, p[0]); + + /* Make sure that this new peer ACKs our msgs from now on */ + if (peer_created) + { + mc_retry_t *later_retry = next_retry (s, r); + + while (later_retry) + { + later_retry->unacked_by_peer_bitmap = + clib_bitmap_ori (later_retry->unacked_by_peer_bitmap, + peer - s->peers); + later_retry = next_retry (s, later_retry); + } + } + + ASSERT (mp->local_sequence == r->local_sequence); + + /* If we weren't expecting to hear from this peer */ + if (!peer_created && + ! clib_bitmap_get (r->unacked_by_peer_bitmap, peer - s->peers)) + { + if (MC_EVENT_LOGGING > 0) + { + ELOG_TYPE_DECLARE (t) = + { + .format = "dup-ack: for seq %d from peer %s", + .format_args = "i4T4", + }; + struct { u32 seq; u32 peer; } * ed; + ed = ELOG_DATA (mcm->elog_main, t); + ed->seq = r->local_sequence; + ed->peer = elog_id_for_peer_id (mcm, peer->id.as_u64); + } + if (! clib_bitmap_is_zero (r->unacked_by_peer_bitmap)) + return; + } + + if (MC_EVENT_LOGGING > 0) + { + ELOG_TYPE_DECLARE (t) = + { + .format = "ack: for seq %d from peer %s", + .format_args = "i4T4", + }; + struct { u32 seq; u32 peer; } * ed; + ed = ELOG_DATA (mcm->elog_main, t); + ed->seq = mp->local_sequence; + ed->peer = elog_id_for_peer_id (mcm, peer->id.as_u64); + } + + r->unacked_by_peer_bitmap = + clib_bitmap_andnoti (r->unacked_by_peer_bitmap, peer - s->peers); + + /* Not all clients have ack'ed */ + if (! clib_bitmap_is_zero (r->unacked_by_peer_bitmap)) + { + return; + } + if (MC_EVENT_LOGGING > 0) + { + ELOG_TYPE_DECLARE (t) = + { + .format = "ack: retire fifo elt loc seq %d after %d acks", + .format_args = "i4i4", + }; + struct { u32 seq; u32 npeers; } * ed; + ed = ELOG_DATA (mcm->elog_main, t); + ed->seq = r->local_sequence; + ed->npeers = pool_elts (s->peers); + } + + hash_unset (s->retry_index_by_local_sequence, mp->local_sequence); + mc_retry_free (mcm, s, r); + remove_retry_from_pool (s, r); + maybe_send_window_open_event (vm, s); +} + +#define EVENT_MC_SEND_CATCHUP_DATA 0 + +static uword +mc_catchup_process (vlib_main_t * vm, + vlib_node_runtime_t * node, + vlib_frame_t * f) +{ + mc_main_t * mcm = mc_node_get_main (node); + uword *event_data = 0; + mc_catchup_process_arg_t * args; + int i; + + while (1) + { + if (event_data) + _vec_len(event_data) = 0; + vlib_process_wait_for_event_with_type (vm, &event_data, EVENT_MC_SEND_CATCHUP_DATA); + + for (i = 0; i < vec_len(event_data); i++) + { + args = pool_elt_at_index (mcm->catchup_process_args, + event_data[i]); + + mcm->transport.catchup_send_fun (mcm->transport.opaque, + args->catchup_opaque, + args->catchup_snapshot); + + /* Send function will free snapshot data vector. */ + pool_put (mcm->catchup_process_args, args); + } + } + + return 0; /* not likely */ +} + +static void serialize_mc_stream (serialize_main_t * m, va_list * va) +{ + mc_stream_t * s = va_arg (*va, mc_stream_t *); + mc_stream_peer_t * p; + + serialize_integer (m, pool_elts (s->peers), sizeof (u32)); + pool_foreach (p, s->peers, ({ + u8 * x = serialize_get (m, sizeof (p->id)); + memcpy (x, p->id.as_u8, sizeof (p->id)); + serialize_integer (m, p->last_sequence_received, + sizeof (p->last_sequence_received)); + })); + serialize_bitmap (m, s->all_peer_bitmap); +} + +void unserialize_mc_stream (serialize_main_t * m, va_list * va) +{ + mc_stream_t * s = va_arg (*va, mc_stream_t *); + u32 i, n_peers; + mc_stream_peer_t * p; + + unserialize_integer (m, &n_peers, sizeof (u32)); + mhash_init (&s->peer_index_by_id, sizeof (uword), sizeof (mc_peer_id_t)); + for (i = 0; i < n_peers; i++) + { + u8 * x; + pool_get (s->peers, p); + x = unserialize_get (m, sizeof (p->id)); + memcpy (p->id.as_u8, x, sizeof (p->id)); + unserialize_integer (m, &p->last_sequence_received, sizeof (p->last_sequence_received)); + mhash_set (&s->peer_index_by_id, &p->id, p - s->peers, /* old_value */ 0); + } + s->all_peer_bitmap = unserialize_bitmap (m); + + /* This is really bad. */ + if (!s->all_peer_bitmap) + clib_warning ("BUG: stream %s all_peer_bitmap NULL", s->config.name); +} + +void mc_msg_catchup_request_handler (mc_main_t * mcm, mc_msg_catchup_request_t * req, u32 catchup_opaque) +{ + vlib_main_t * vm = mcm->vlib_main; + mc_stream_t * s; + mc_catchup_process_arg_t * args; + + mc_byte_swap_msg_catchup_request (req); + + s = mc_stream_by_index (mcm, req->stream_index); + if (! s || s->state != MC_STREAM_STATE_ready) + return; + + if (MC_EVENT_LOGGING > 0) + { + ELOG_TYPE_DECLARE (t) = + { + .format = "catchup-request: from %s stream %d", + .format_args = "T4i4", + }; + struct { u32 peer, stream; } * ed; + ed = ELOG_DATA (mcm->elog_main, t); + ed->peer = elog_id_for_peer_id (mcm, req->peer_id.as_u64); + ed->stream = req->stream_index; + } + + /* + * The application has to snapshoot its data structures right + * here, right now. If we process any messages after + * noting the last global sequence we've processed, the client + * won't be able to accurately reconstruct our data structures. + * + * Once the data structures are e.g. vec_dup()'ed, we + * send the resulting messages from a separate process, to + * make sure that we don't cause a bunch of message retransmissions + */ + pool_get (mcm->catchup_process_args, args); + + args->stream_index = s - mcm->stream_vector; + args->catchup_opaque = catchup_opaque; + args->catchup_snapshot = 0; + + /* Construct catchup reply and snapshot state for stream to send as + catchup reply payload. */ + { + mc_msg_catchup_reply_t * rep; + serialize_main_t m; + + vec_resize (args->catchup_snapshot, sizeof (rep[0])); + + rep = (void *) args->catchup_snapshot; + + rep->peer_id = req->peer_id; + rep->stream_index = req->stream_index; + rep->last_global_sequence_included = s->last_global_sequence_processed; + + /* Setup for serialize to append to catchup snapshot. */ + serialize_open_vector (&m, args->catchup_snapshot); + m.stream.current_buffer_index = vec_len (m.stream.buffer); + + serialize (&m, serialize_mc_stream, s); + + args->catchup_snapshot = serialize_close_vector (&m); + + /* Actually copy internal state */ + args->catchup_snapshot = s->config.catchup_snapshot + (mcm, + args->catchup_snapshot, + rep->last_global_sequence_included); + + rep = (void *) args->catchup_snapshot; + rep->n_data_bytes = vec_len (args->catchup_snapshot) - sizeof (rep[0]); + + mc_byte_swap_msg_catchup_reply (rep); + } + + /* now go send it... */ + vlib_process_signal_event (vm, mcm->catchup_process, + EVENT_MC_SEND_CATCHUP_DATA, + args - mcm->catchup_process_args); +} + +#define EVENT_MC_UNSERIALIZE_BUFFER 0 +#define EVENT_MC_UNSERIALIZE_CATCHUP 1 + +void mc_msg_catchup_reply_handler (mc_main_t * mcm, mc_msg_catchup_reply_t * mp, u32 catchup_opaque) +{ + vlib_process_signal_event (mcm->vlib_main, + mcm->unserialize_process, + EVENT_MC_UNSERIALIZE_CATCHUP, + pointer_to_uword (mp)); +} + +static void perform_catchup (mc_main_t * mcm, mc_msg_catchup_reply_t * mp) +{ + mc_stream_t * s; + i32 seq_cmp_result; + + mc_byte_swap_msg_catchup_reply (mp); + + s = mc_stream_by_index (mcm, mp->stream_index); + + /* Never heard of this stream or already caught up. */ + if (! s || s->state == MC_STREAM_STATE_ready) + return; + + { + serialize_main_t m; + mc_stream_peer_t * p; + u32 n_stream_bytes; + + /* For offline sim replay: save the entire catchup snapshot... */ + if (s->config.save_snapshot) + s->config.save_snapshot (mcm, /* is_catchup */ 1, mp->data, mp->n_data_bytes); + + unserialize_open_data (&m, mp->data, mp->n_data_bytes); + unserialize (&m, unserialize_mc_stream, s); + + /* Make sure we start numbering our messages as expected */ + pool_foreach (p, s->peers, ({ + if (p->id.as_u64 == mcm->transport.our_ack_peer_id.as_u64) + s->our_local_sequence = p->last_sequence_received + 1; + })); + + n_stream_bytes = m.stream.current_buffer_index; + + /* No need to unserialize close; nothing to free. */ + + /* After serialized stream is user's catchup data. */ + s->config.catchup (mcm, mp->data + n_stream_bytes, + mp->n_data_bytes - n_stream_bytes); + } + + /* Vector could have been moved by catchup. + This can only happen for mc-internal stream. */ + s = mc_stream_by_index (mcm, mp->stream_index); + + s->last_global_sequence_processed = mp->last_global_sequence_included; + + while (clib_fifo_elts (s->catchup_fifo)) + { + mc_msg_user_request_t * gp; + u32 bi; + vlib_buffer_t * b; + + clib_fifo_sub1(s->catchup_fifo, bi); + + b = vlib_get_buffer (mcm->vlib_main, bi); + gp = vlib_buffer_get_current (b); + + /* Make sure we're replaying "new" news */ + seq_cmp_result = mc_seq_cmp (gp->global_sequence, + mp->last_global_sequence_included); + + if (seq_cmp_result > 0) + { + vlib_buffer_advance (b, sizeof (gp[0])); + s->config.rx_buffer (mcm, s, gp->peer_id, bi); + s->last_global_sequence_processed = gp->global_sequence; + + if (MC_EVENT_LOGGING) + { + ELOG_TYPE_DECLARE (t) = { + .format = "catchup replay local sequence 0x%x", + .format_args = "i4", + }; + struct { u32 local_sequence; } * ed; + ed = ELOG_DATA (mcm->elog_main, t); + ed->local_sequence = gp->local_sequence; + } + } + else + { + if (MC_EVENT_LOGGING) + { + ELOG_TYPE_DECLARE (t) = { + .format = "catchup discard local sequence 0x%x", + .format_args = "i4", + }; + struct { u32 local_sequence; } * ed; + ed = ELOG_DATA (mcm->elog_main, t); + ed->local_sequence = gp->local_sequence; + } + + vlib_buffer_free_one (mcm->vlib_main, bi); + } + } + + s->state = MC_STREAM_STATE_ready; + + /* Now that we are caught up wake up joining process. */ + { + vlib_one_time_waiting_process_t * wp; + vec_foreach (wp, s->procs_waiting_for_join_done) + vlib_signal_one_time_waiting_process (mcm->vlib_main, wp); + if (s->procs_waiting_for_join_done) + _vec_len (s->procs_waiting_for_join_done) = 0; + } +} + +static void this_node_maybe_master (mc_main_t * mcm) +{ + vlib_main_t * vm = mcm->vlib_main; + mc_msg_master_assert_t * mp; + uword event_type; + int timeouts = 0; + int is_master = mcm->relay_state == MC_RELAY_STATE_MASTER; + clib_error_t * error; + f64 now, time_last_master_assert = -1; + u32 bi; + + while (1) + { + if (! mcm->we_can_be_relay_master) + { + mcm->relay_state = MC_RELAY_STATE_SLAVE; + if (MC_EVENT_LOGGING) + { + ELOG_TYPE (e, "become slave (config)"); + ELOG (mcm->elog_main, e, 0); + } + return; + } + + now = vlib_time_now (vm); + if (now >= time_last_master_assert + 1) + { + time_last_master_assert = now; + mp = mc_get_vlib_buffer (mcm->vlib_main, sizeof (mp[0]), &bi); + + mp->peer_id = mcm->transport.our_ack_peer_id; + mp->global_sequence = mcm->relay_global_sequence; + + /* + * these messages clog the event log, set MC_EVENT_LOGGING higher + * if you want them + */ + if (MC_EVENT_LOGGING > 1) + { + ELOG_TYPE_DECLARE (e) = { + .format = "tx-massert: peer %s global seq %u", + .format_args = "T4i4", + }; + struct { u32 peer, global_sequence; } * ed; + ed = ELOG_DATA (mcm->elog_main, e); + ed->peer = elog_id_for_peer_id (mcm, mp->peer_id.as_u64); + ed->global_sequence = mp->global_sequence; + } + + mc_byte_swap_msg_master_assert (mp); + + error = mcm->transport.tx_buffer (mcm->transport.opaque, MC_TRANSPORT_MASTERSHIP, bi); + if (error) + clib_error_report (error); + } + + vlib_process_wait_for_event_or_clock (vm, 1.0); + event_type = vlib_process_get_events (vm, /* no event data */ 0); + + switch (event_type) + { + case ~0: + if (! is_master && timeouts++ > 2) + { + mcm->relay_state = MC_RELAY_STATE_MASTER; + mcm->relay_master_peer_id = mcm->transport.our_ack_peer_id.as_u64; + if (MC_EVENT_LOGGING) + { + ELOG_TYPE (e, "become master (was maybe_master)"); + ELOG (mcm->elog_main, e, 0); + } + return; + } + break; + + case MC_RELAY_STATE_SLAVE: + mcm->relay_state = MC_RELAY_STATE_SLAVE; + if (MC_EVENT_LOGGING && mcm->relay_state != MC_RELAY_STATE_SLAVE) + { + ELOG_TYPE (e, "become slave (was maybe_master)"); + ELOG (mcm->elog_main, e, 0); + } + return; + } + } +} + +static void this_node_slave (mc_main_t * mcm) +{ + vlib_main_t * vm = mcm->vlib_main; + uword event_type; + int timeouts = 0; + + if (MC_EVENT_LOGGING) + { + ELOG_TYPE (e, "become slave"); + ELOG (mcm->elog_main, e, 0); + } + + while (1) + { + vlib_process_wait_for_event_or_clock (vm, 1.0); + event_type = vlib_process_get_events (vm, /* no event data */ 0); + + switch (event_type) + { + case ~0: + if (timeouts++ > 2) + { + mcm->relay_state = MC_RELAY_STATE_NEGOTIATE; + mcm->relay_master_peer_id = ~0ULL; + if (MC_EVENT_LOGGING) + { + ELOG_TYPE (e, "timeouts; negoitate mastership"); + ELOG (mcm->elog_main, e, 0); + } + return; + } + break; + + case MC_RELAY_STATE_SLAVE: + mcm->relay_state = MC_RELAY_STATE_SLAVE; + timeouts = 0; + break; + } + } +} + +static uword +mc_mastership_process (vlib_main_t * vm, + vlib_node_runtime_t * node, + vlib_frame_t * f) +{ + mc_main_t * mcm = mc_node_get_main (node); + + while (1) + { + switch (mcm->relay_state) + { + case MC_RELAY_STATE_NEGOTIATE: + case MC_RELAY_STATE_MASTER: + this_node_maybe_master(mcm); + break; + + case MC_RELAY_STATE_SLAVE: + this_node_slave (mcm); + break; + } + } + return 0; /* not likely */ +} + +void mc_enable_disable_mastership (mc_main_t * mcm, int we_can_be_master) +{ + if (we_can_be_master != mcm->we_can_be_relay_master) + { + mcm->we_can_be_relay_master = we_can_be_master; + vlib_process_signal_event (mcm->vlib_main, + mcm->mastership_process, + MC_RELAY_STATE_NEGOTIATE, 0); + } +} + +void mc_msg_master_assert_handler (mc_main_t * mcm, mc_msg_master_assert_t * mp, u32 buffer_index) +{ + mc_peer_id_t his_peer_id, our_peer_id; + i32 seq_cmp_result; + u8 signal_slave = 0; + u8 update_global_sequence = 0; + + mc_byte_swap_msg_master_assert (mp); + + his_peer_id = mp->peer_id; + our_peer_id = mcm->transport.our_ack_peer_id; + + /* compare the incoming global sequence with ours */ + seq_cmp_result = mc_seq_cmp (mp->global_sequence, + mcm->relay_global_sequence); + + /* If the sender has a lower peer id and the sender's sequence >= + our global sequence, we become a slave. Otherwise we are master. */ + if (mc_peer_id_compare (his_peer_id, our_peer_id) < 0 && seq_cmp_result >= 0) + { + vlib_process_signal_event (mcm->vlib_main, + mcm->mastership_process, + MC_RELAY_STATE_SLAVE, 0); + signal_slave = 1; + } + + /* Update our global sequence. */ + if (seq_cmp_result > 0) + { + mcm->relay_global_sequence = mp->global_sequence; + update_global_sequence = 1; + } + + { + uword * q = mhash_get (&mcm->mastership_peer_index_by_id, &his_peer_id); + mc_mastership_peer_t * p; + + if (q) + p = vec_elt_at_index (mcm->mastership_peers, q[0]); + else + { + vec_add2 (mcm->mastership_peers, p, 1); + p->peer_id = his_peer_id; + mhash_set (&mcm->mastership_peer_index_by_id, &p->peer_id, p - mcm->mastership_peers, + /* old_value */ 0); + } + p->time_last_master_assert_received = vlib_time_now (mcm->vlib_main); + } + + /* + * these messages clog the event log, set MC_EVENT_LOGGING higher + * if you want them. + */ + if (MC_EVENT_LOGGING > 1) + { + ELOG_TYPE_DECLARE (e) = { + .format = "rx-massert: peer %s global seq %u upd %d slave %d", + .format_args = "T4i4i1i1", + }; + struct { + u32 peer; + u32 global_sequence; + u8 update_sequence; + u8 slave; + } * ed; + ed = ELOG_DATA (mcm->elog_main, e); + ed->peer = elog_id_for_peer_id (mcm, his_peer_id.as_u64); + ed->global_sequence = mp->global_sequence; + ed->update_sequence = update_global_sequence; + ed->slave = signal_slave; + } +} + +static void +mc_serialize_init (mc_main_t * mcm) +{ + mc_serialize_msg_t * m; + vlib_main_t * vm = vlib_get_main(); + + mcm->global_msg_index_by_name + = hash_create_string (/* elts */ 0, sizeof (uword)); + + m = vm->mc_msg_registrations; + + while (m) + { + m->global_index = vec_len (mcm->global_msgs); + hash_set_mem (mcm->global_msg_index_by_name, + m->name, + m->global_index); + vec_add1 (mcm->global_msgs, m); + m = m->next_registration; + } +} + +clib_error_t * +mc_serialize_va (mc_main_t * mc, + u32 stream_index, + u32 multiple_messages_per_vlib_buffer, + mc_serialize_msg_t * msg, + va_list * va) +{ + mc_stream_t * s; + clib_error_t * error; + serialize_main_t * m = &mc->serialize_mains[VLIB_TX]; + vlib_serialize_buffer_main_t * sbm = &mc->serialize_buffer_mains[VLIB_TX]; + u32 bi, n_before, n_after, n_total, n_this_msg; + u32 si, gi; + + if (! sbm->vlib_main) + { + sbm->tx.max_n_data_bytes_per_chain = 4096; + sbm->tx.free_list_index = VLIB_BUFFER_DEFAULT_FREE_LIST_INDEX; + } + + if (sbm->first_buffer == 0) + serialize_open_vlib_buffer (m, mc->vlib_main, sbm); + + n_before = serialize_vlib_buffer_n_bytes (m); + + s = mc_stream_by_index (mc, stream_index); + gi = msg->global_index; + ASSERT (msg == vec_elt (mc->global_msgs, gi)); + + si = ~0; + if (gi < vec_len (s->stream_msg_index_by_global_index)) + si = s->stream_msg_index_by_global_index[gi]; + + serialize_likely_small_unsigned_integer (m, si); + + /* For first time message is sent, use name to identify message. */ + if (si == ~0 || MSG_ID_DEBUG) + serialize_cstring (m, msg->name); + + if (MSG_ID_DEBUG && MC_EVENT_LOGGING > 0) + { + ELOG_TYPE_DECLARE (e) = { + .format = "serialize-msg: %s index %d", + .format_args = "T4i4", + }; + struct { u32 c[2]; } * ed; + ed = ELOG_DATA (mc->elog_main, e); + ed->c[0] = elog_id_for_msg_name (mc, msg->name); + ed->c[1] = si; + } + + error = va_serialize (m, va); + + n_after = serialize_vlib_buffer_n_bytes (m); + n_this_msg = n_after - n_before; + n_total = n_after + sizeof (mc_msg_user_request_t); + + /* For max message size ignore first message where string name is sent. */ + if (si != ~0) + msg->max_n_bytes_serialized = clib_max (msg->max_n_bytes_serialized, n_this_msg); + + if (! multiple_messages_per_vlib_buffer + || si == ~0 + || n_total + msg->max_n_bytes_serialized > mc->transport.max_packet_size) + { + bi = serialize_close_vlib_buffer (m); + sbm->first_buffer = 0; + if (! error) + mc_stream_send (mc, stream_index, bi); + else if (bi != ~0) + vlib_buffer_free_one (mc->vlib_main, bi); + } + + return error; +} + +clib_error_t * +mc_serialize_internal (mc_main_t * mc, + u32 stream_index, + u32 multiple_messages_per_vlib_buffer, + mc_serialize_msg_t * msg, + ...) +{ + vlib_main_t * vm = mc->vlib_main; + va_list va; + clib_error_t * error; + + if (stream_index == ~0) + { + if (vm->mc_main && vm->mc_stream_index == ~0) + vlib_current_process_wait_for_one_time_event_vector + (vm, &vm->procs_waiting_for_mc_stream_join); + stream_index = vm->mc_stream_index; + } + + va_start (va, msg); + error = mc_serialize_va (mc, stream_index, + multiple_messages_per_vlib_buffer, + msg, &va); + va_end (va); + return error; +} + +uword mc_unserialize_message (mc_main_t * mcm, + mc_stream_t * s, + serialize_main_t * m) +{ + mc_serialize_stream_msg_t * sm; + u32 gi, si; + + si = unserialize_likely_small_unsigned_integer (m); + + if (! (si == ~0 || MSG_ID_DEBUG)) + { + sm = vec_elt_at_index (s->stream_msgs, si); + gi = sm->global_index; + } + else + { + char * name; + + unserialize_cstring (m, &name); + + if (MSG_ID_DEBUG && MC_EVENT_LOGGING > 0) + { + ELOG_TYPE_DECLARE (e) = { + .format = "unserialize-msg: %s rx index %d", + .format_args = "T4i4", + }; + struct { u32 c[2]; } * ed; + ed = ELOG_DATA (mcm->elog_main, e); + ed->c[0] = elog_id_for_msg_name (mcm, name); + ed->c[1] = si; + } + + { + uword * p = hash_get_mem (mcm->global_msg_index_by_name, name); + gi = p ? p[0] : ~0; + } + + /* Unknown message? */ + if (gi == ~0) + { + vec_free (name); + goto done; + } + + vec_validate_init_empty (s->stream_msg_index_by_global_index, gi, ~0); + si = s->stream_msg_index_by_global_index[gi]; + + /* Stream local index unknown? Create it. */ + if (si == ~0) + { + vec_add2 (s->stream_msgs, sm, 1); + + si = sm - s->stream_msgs; + sm->global_index = gi; + s->stream_msg_index_by_global_index[gi] = si; + + if (MC_EVENT_LOGGING > 0) + { + ELOG_TYPE_DECLARE (e) = { + .format = "msg-bind: stream %d %s to index %d", + .format_args = "i4T4i4", + }; + struct { u32 c[3]; } * ed; + ed = ELOG_DATA (mcm->elog_main, e); + ed->c[0] = s->index; + ed->c[1] = elog_id_for_msg_name (mcm, name); + ed->c[2] = si; + } + } + else + { + sm = vec_elt_at_index (s->stream_msgs, si); + if (gi != sm->global_index && MC_EVENT_LOGGING > 0) + { + ELOG_TYPE_DECLARE (e) = { + .format = "msg-id-ERROR: %s index %d expected %d", + .format_args = "T4i4i4", + }; + struct { u32 c[3]; } * ed; + ed = ELOG_DATA (mcm->elog_main, e); + ed->c[0] = elog_id_for_msg_name (mcm, name); + ed->c[1] = si; + ed->c[2] = ~0; + if (sm->global_index < vec_len (s->stream_msg_index_by_global_index)) + ed->c[2] = s->stream_msg_index_by_global_index[sm->global_index]; + } + } + + vec_free (name); + } + + if (gi != ~0) + { + mc_serialize_msg_t * msg; + msg = vec_elt (mcm->global_msgs, gi); + unserialize (m, msg->unserialize, mcm); + } + + done: + return gi != ~0; +} + +void +mc_unserialize_internal (mc_main_t * mcm, u32 stream_and_buffer_index) +{ + vlib_main_t * vm = mcm->vlib_main; + serialize_main_t * m = &mcm->serialize_mains[VLIB_RX]; + vlib_serialize_buffer_main_t * sbm = &mcm->serialize_buffer_mains[VLIB_RX]; + mc_stream_and_buffer_t * sb; + mc_stream_t * stream; + u32 buffer_index; + + sb = pool_elt_at_index (mcm->mc_unserialize_stream_and_buffers, stream_and_buffer_index); + buffer_index = sb->buffer_index; + stream = vec_elt_at_index (mcm->stream_vector, sb->stream_index); + pool_put (mcm->mc_unserialize_stream_and_buffers, sb); + + if (stream->config.save_snapshot) + { + u32 n_bytes = vlib_buffer_index_length_in_chain (vm, buffer_index); + static u8 * contents; + vec_reset_length (contents); + vec_validate (contents, n_bytes - 1); + vlib_buffer_contents (vm, buffer_index, contents); + stream->config.save_snapshot (mcm, /* is_catchup */ 0, contents, n_bytes); + } + + ASSERT (vlib_in_process_context (vm)); + + unserialize_open_vlib_buffer (m, vm, sbm); + + clib_fifo_add1 (sbm->rx.buffer_fifo, buffer_index); + + while (unserialize_vlib_buffer_n_bytes (m) > 0) + mc_unserialize_message (mcm, stream, m); + + /* Frees buffer. */ + unserialize_close_vlib_buffer (m); +} + +void +mc_unserialize (mc_main_t * mcm, mc_stream_t * s, u32 buffer_index) +{ + vlib_main_t * vm = mcm->vlib_main; + mc_stream_and_buffer_t * sb; + pool_get (mcm->mc_unserialize_stream_and_buffers, sb); + sb->stream_index = s->index; + sb->buffer_index = buffer_index; + vlib_process_signal_event (vm, mcm->unserialize_process, + EVENT_MC_UNSERIALIZE_BUFFER, sb - mcm->mc_unserialize_stream_and_buffers); +} + +static uword +mc_unserialize_process (vlib_main_t * vm, + vlib_node_runtime_t * node, + vlib_frame_t * f) +{ + mc_main_t * mcm = mc_node_get_main (node); + uword event_type, * event_data = 0; + int i; + + while (1) + { + if (event_data) + _vec_len(event_data) = 0; + + vlib_process_wait_for_event (vm); + event_type = vlib_process_get_events (vm, &event_data); + switch (event_type) + { + case EVENT_MC_UNSERIALIZE_BUFFER: + for (i = 0; i < vec_len (event_data); i++) + mc_unserialize_internal (mcm, event_data[i]); + break; + + case EVENT_MC_UNSERIALIZE_CATCHUP: + for (i = 0; i < vec_len (event_data); i++) + { + u8 * mp = uword_to_pointer (event_data[i], u8 *); + perform_catchup (mcm, (void *) mp); + vec_free (mp); + } + break; + + default: + break; + } + } + + return 0; /* not likely */ +} + +void serialize_mc_main (serialize_main_t * m, va_list * va) +{ + mc_main_t * mcm = va_arg (*va, mc_main_t *); + mc_stream_t * s; + mc_serialize_stream_msg_t * sm; + mc_serialize_msg_t * msg; + + serialize_integer (m, vec_len (mcm->stream_vector), sizeof (u32)); + vec_foreach (s, mcm->stream_vector) + { + /* Stream name. */ + serialize_cstring (m, s->config.name); + + /* Serialize global names for all sent messages. */ + serialize_integer (m, vec_len (s->stream_msgs), sizeof (u32)); + vec_foreach (sm, s->stream_msgs) + { + msg = vec_elt (mcm->global_msgs, sm->global_index); + serialize_cstring (m, msg->name); + } + } +} + +void unserialize_mc_main (serialize_main_t * m, va_list * va) +{ + mc_main_t * mcm = va_arg (*va, mc_main_t *); + u32 i, n_streams, n_stream_msgs; + char * name; + mc_stream_t * s; + mc_serialize_stream_msg_t * sm; + + unserialize_integer (m, &n_streams, sizeof (u32)); + for (i = 0; i < n_streams; i++) + { + unserialize_cstring (m, &name); + if (i != MC_STREAM_INDEX_INTERNAL + && ! mc_stream_by_name (mcm, name)) + { + vec_validate (mcm->stream_vector, i); + s = vec_elt_at_index (mcm->stream_vector, i); + mc_stream_init (s); + s->index = s - mcm->stream_vector; + s->config.name = name; + s->state = MC_STREAM_STATE_name_known; + hash_set_mem (mcm->stream_index_by_name, s->config.name, s->index); + } + else + vec_free (name); + + s = vec_elt_at_index (mcm->stream_vector, i); + + vec_free (s->stream_msgs); + vec_free (s->stream_msg_index_by_global_index); + + unserialize_integer (m, &n_stream_msgs, sizeof (u32)); + vec_resize (s->stream_msgs, n_stream_msgs); + vec_foreach (sm, s->stream_msgs) + { + uword * p; + u32 si, gi; + + unserialize_cstring (m, &name); + p = hash_get (mcm->global_msg_index_by_name, name); + gi = p ? p[0] : ~0; + si = sm - s->stream_msgs; + + if (MC_EVENT_LOGGING > 0) + { + ELOG_TYPE_DECLARE (e) = { + .format = "catchup-bind: %s to %d global index %d stream %d", + .format_args = "T4i4i4i4", + }; + struct { u32 c[4]; } * ed; + ed = ELOG_DATA (mcm->elog_main, e); + ed->c[0] = elog_id_for_msg_name (mcm, name); + ed->c[1] = si; + ed->c[2] = gi; + ed->c[3] = s->index; + } + + vec_free (name); + + sm->global_index = gi; + if (gi != ~0) + { + vec_validate_init_empty (s->stream_msg_index_by_global_index, + gi, ~0); + s->stream_msg_index_by_global_index[gi] = si; + } + } + } +} + +void mc_main_init (mc_main_t * mcm, char * tag) +{ + vlib_main_t * vm = vlib_get_main(); + + mcm->vlib_main = vm; + mcm->elog_main = &vm->elog_main; + + mcm->relay_master_peer_id = ~0ULL; + mcm->relay_state = MC_RELAY_STATE_NEGOTIATE; + + mcm->stream_index_by_name + = hash_create_string (/* elts */ 0, /* value size */ sizeof (uword)); + + { + vlib_node_registration_t r; + + memset (&r, 0, sizeof (r)); + + r.type = VLIB_NODE_TYPE_PROCESS; + + /* Point runtime data to main instance. */ + r.runtime_data = &mcm; + r.runtime_data_bytes = sizeof (&mcm); + + r.name = (char *) format (0, "mc-mastership-%s", tag); + r.function = mc_mastership_process; + mcm->mastership_process = vlib_register_node (vm, &r); + + r.name = (char *) format (0, "mc-join-ager-%s", tag); + r.function = mc_join_ager_process; + mcm->join_ager_process = vlib_register_node (vm, &r); + + r.name = (char *) format (0, "mc-retry-%s", tag); + r.function = mc_retry_process; + mcm->retry_process = vlib_register_node (vm, &r); + + r.name = (char *) format (0, "mc-catchup-%s", tag); + r.function = mc_catchup_process; + mcm->catchup_process = vlib_register_node (vm, &r); + + r.name = (char *) format (0, "mc-unserialize-%s", tag); + r.function = mc_unserialize_process; + mcm->unserialize_process = vlib_register_node (vm, &r); + } + + if (MC_EVENT_LOGGING > 0) + mhash_init (&mcm->elog_id_by_peer_id, sizeof (uword), sizeof (mc_peer_id_t)); + + mhash_init (&mcm->mastership_peer_index_by_id, sizeof (uword), sizeof (mc_peer_id_t)); + mc_serialize_init (mcm); +} + +static u8 * format_mc_relay_state (u8 * s, va_list * args) +{ + mc_relay_state_t state = va_arg (*args, mc_relay_state_t); + char * t = 0; + switch (state) + { + case MC_RELAY_STATE_NEGOTIATE: + t = "negotiate"; + break; + case MC_RELAY_STATE_MASTER: + t = "master"; + break; + case MC_RELAY_STATE_SLAVE: + t = "slave"; + break; + default: + return format (s, "unknown 0x%x", state); + } + + return format (s, "%s", t); +} + +static u8 * format_mc_stream_state (u8 * s, va_list * args) +{ + mc_stream_state_t state = va_arg (*args, mc_stream_state_t); + char * t = 0; + switch (state) + { +#define _(f) case MC_STREAM_STATE_##f: t = #f; break; + foreach_mc_stream_state +#undef _ + default: + return format (s, "unknown 0x%x", state); + } + + return format (s, "%s", t); +} + +u8 * format_mc_main (u8 * s, va_list * args) +{ + mc_main_t * mcm = va_arg (*args, mc_main_t *); + mc_stream_t * t; + mc_stream_peer_t * p, * ps; + uword indent = format_get_indent (s); + + s = format (s, "MC state %U, %d streams joined, global sequence 0x%x", + format_mc_relay_state, mcm->relay_state, + vec_len (mcm->stream_vector), + mcm->relay_global_sequence); + + { + mc_mastership_peer_t * mp; + f64 now = vlib_time_now (mcm->vlib_main); + s = format (s, "\n%UMost recent mastership peers:", + format_white_space, indent + 2); + vec_foreach (mp, mcm->mastership_peers) + { + s = format (s, "\n%U%-30U%.4e", + format_white_space, indent + 4, + mcm->transport.format_peer_id, mp->peer_id, + now - mp->time_last_master_assert_received); + } + } + + vec_foreach (t, mcm->stream_vector) + { + s = format (s, "\n%Ustream `%s' index %d", + format_white_space, indent + 2, + t->config.name, t->index); + + s = format (s, "\n%Ustate %U", + format_white_space, indent + 4, + format_mc_stream_state, t->state); + + s = format (s, "\n%Uretries: interval %.0f sec, limit %d, pool elts %d, %Ld sent", + format_white_space, indent + 4, t->config.retry_interval, + t->config.retry_limit, + pool_elts (t->retry_pool), + t->stats.n_retries - t->stats_last_clear.n_retries); + + s = format (s, "\n%U%Ld/%Ld user requests sent/received", + format_white_space, indent + 4, + t->user_requests_sent, t->user_requests_received); + + s = format (s, "\n%U%d peers, local/global sequence 0x%x/0x%x", + format_white_space, indent + 4, + pool_elts (t->peers), + t->our_local_sequence, + t->last_global_sequence_processed); + + ps = 0; + pool_foreach (p, t->peers, + ({ + if (clib_bitmap_get (t->all_peer_bitmap, p - t->peers)) + vec_add1 (ps, p[0]); + })); + vec_sort (ps, p1, p2, mc_peer_id_compare (p1->id, p2->id)); + s = format (s, "\n%U%=30s%10s%16s%16s", + format_white_space, indent + 6, + "Peer", "Last seq", "Retries", "Future"); + + vec_foreach (p, ps) + { + s = format (s, "\n%U%-30U0x%08x%16Ld%16Ld%s", + format_white_space, indent + 6, + mcm->transport.format_peer_id, p->id.as_u64, + p->last_sequence_received, + p->stats.n_msgs_from_past - p->stats_last_clear.n_msgs_from_past, + p->stats.n_msgs_from_future - p->stats_last_clear.n_msgs_from_future, + (mcm->transport.our_ack_peer_id.as_u64 == p->id.as_u64 + ? " (self)" : "")); + } + vec_free (ps); + } + + return s; +} diff --git a/vlib/vlib/mc.h b/vlib/vlib/mc.h new file mode 100644 index 00000000000..55dce2822c6 --- /dev/null +++ b/vlib/vlib/mc.h @@ -0,0 +1,674 @@ +/* + * mc.h: vlib reliable sequenced multicast distributed applications + * + * Copyright (c) 2010 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef included_vlib_mc_h +#define included_vlib_mc_h + +#include +#include +#include +#include + +#ifndef MC_EVENT_LOGGING +#define MC_EVENT_LOGGING 1 +#endif + +always_inline uword +mc_need_byte_swap (void) +{ return CLIB_ARCH_IS_LITTLE_ENDIAN; } + +/* + * Used to uniquely identify hosts. + * For IP4 this would be ip4_address plus tcp/udp port. + */ +typedef union { + u8 as_u8[8]; + u64 as_u64; +} mc_peer_id_t; + +always_inline mc_peer_id_t +mc_byte_swap_peer_id (mc_peer_id_t i) +{ + /* Peer id is already in network byte order. */ + return i; +} + +always_inline int +mc_peer_id_compare (mc_peer_id_t a, mc_peer_id_t b) +{ + return memcmp (a.as_u8, b.as_u8, sizeof (a.as_u8)); +} + +/* Assert mastership. Lowest peer_id amount all peers wins mastership. + Only sent/received over mastership channel (MC_TRANSPORT_MASTERSHIP). + So, we don't need a message opcode. */ +typedef CLIB_PACKED (struct { + /* Peer id asserting mastership. */ + mc_peer_id_t peer_id; + + /* Global sequence number asserted. */ + u32 global_sequence; +}) mc_msg_master_assert_t; + +always_inline void +mc_byte_swap_msg_master_assert (mc_msg_master_assert_t * r) +{ + if (mc_need_byte_swap ()) + { + r->peer_id = mc_byte_swap_peer_id (r->peer_id); + r->global_sequence = clib_byte_swap_u32 (r->global_sequence); + } +} + +#define foreach_mc_msg_type \ + _ (master_assert) \ + _ (join_or_leave_request) \ + _ (join_reply) \ + _ (user_request) \ + _ (user_ack) \ + _ (catchup_request) \ + _ (catchup_reply) + +typedef enum { +#define _(f) MC_MSG_TYPE_##f, + foreach_mc_msg_type +#undef _ +} mc_relay_msg_type_t; + +/* Request to join a given stream. Multicast over MC_TRANSPORT_JOIN. */ +typedef CLIB_PACKED (struct { + mc_peer_id_t peer_id; + + mc_relay_msg_type_t type : 32; /* MC_MSG_TYPE_join_or_leave_request */ + + /* Stream to join or leave. */ + u32 stream_index; + + /* join = 1, leave = 0 */ + u8 is_join; +}) mc_msg_join_or_leave_request_t; + +always_inline void +mc_byte_swap_msg_join_or_leave_request (mc_msg_join_or_leave_request_t * r) +{ + if (mc_need_byte_swap ()) + { + r->peer_id = mc_byte_swap_peer_id (r->peer_id); + r->type = clib_byte_swap_u32 (r->type); + r->stream_index = clib_byte_swap_u32 (r->stream_index); + } +} + +/* Join reply. Multicast over MC_TRANSPORT_JOIN. */ +typedef CLIB_PACKED (struct { + mc_peer_id_t peer_id; + + mc_relay_msg_type_t type : 32; /* MC_MSG_TYPE_join_reply */ + + u32 stream_index; + + /* Peer ID to contact to catchup with this stream. */ + mc_peer_id_t catchup_peer_id; +}) mc_msg_join_reply_t; + +always_inline void +mc_byte_swap_msg_join_reply (mc_msg_join_reply_t * r) +{ + if (mc_need_byte_swap ()) + { + r->peer_id = mc_byte_swap_peer_id (r->peer_id); + r->type = clib_byte_swap_u32 (r->type); + r->stream_index = clib_byte_swap_u32 (r->stream_index); + r->catchup_peer_id = mc_byte_swap_peer_id (r->catchup_peer_id); + } +} + +/* Generic (application) request. Multicast over MC_TRANSPORT_USER_REQUEST_TO_RELAY and then + relayed by relay master after filling in global sequence number. */ +typedef CLIB_PACKED (struct { + mc_peer_id_t peer_id; + + u32 stream_index; + + /* Global sequence number as filled in by relay master. */ + u32 global_sequence; + + /* Local sequence number as filled in by peer sending message. */ + u32 local_sequence; + + /* Size of request data. */ + u32 n_data_bytes; + + /* Opaque request data. */ + u8 data[0]; +}) mc_msg_user_request_t; + +always_inline void +mc_byte_swap_msg_user_request (mc_msg_user_request_t * r) +{ + if (mc_need_byte_swap ()) + { + r->peer_id = mc_byte_swap_peer_id (r->peer_id); + r->stream_index = clib_byte_swap_u32 (r->stream_index); + r->global_sequence = clib_byte_swap_u32 (r->global_sequence); + r->local_sequence = clib_byte_swap_u32 (r->local_sequence); + r->n_data_bytes = clib_byte_swap_u32 (r->n_data_bytes); + } +} + +/* Sent unicast over ACK channel. */ +typedef CLIB_PACKED (struct { + mc_peer_id_t peer_id; + u32 global_sequence; + u32 stream_index; + u32 local_sequence; + i32 seq_cmp_result; +}) mc_msg_user_ack_t; + +always_inline void +mc_byte_swap_msg_user_ack (mc_msg_user_ack_t * r) +{ + if (mc_need_byte_swap ()) + { + r->peer_id = mc_byte_swap_peer_id (r->peer_id); + r->stream_index = clib_byte_swap_u32 (r->stream_index); + r->global_sequence = clib_byte_swap_u32 (r->global_sequence); + r->local_sequence = clib_byte_swap_u32 (r->local_sequence); + r->seq_cmp_result = clib_byte_swap_i32 (r->seq_cmp_result); + } +} + +/* Sent/received unicast over catchup channel (e.g. using TCP). */ +typedef CLIB_PACKED (struct { + mc_peer_id_t peer_id; + u32 stream_index; +}) mc_msg_catchup_request_t; + +always_inline void +mc_byte_swap_msg_catchup_request (mc_msg_catchup_request_t * r) +{ + if (mc_need_byte_swap ()) + { + r->peer_id = mc_byte_swap_peer_id (r->peer_id); + r->stream_index = clib_byte_swap_u32 (r->stream_index); + } +} + +/* Sent/received unicast over catchup channel. */ +typedef CLIB_PACKED (struct { + mc_peer_id_t peer_id; + + u32 stream_index; + + /* Last global sequence number included in catchup data. */ + u32 last_global_sequence_included; + + /* Size of catchup data. */ + u32 n_data_bytes; + + /* Catchup data. */ + u8 data[0]; +}) mc_msg_catchup_reply_t; + +always_inline void +mc_byte_swap_msg_catchup_reply (mc_msg_catchup_reply_t * r) +{ + if (mc_need_byte_swap ()) + { + r->peer_id = mc_byte_swap_peer_id (r->peer_id); + r->stream_index = clib_byte_swap_u32 (r->stream_index); + r->last_global_sequence_included = clib_byte_swap_u32 (r->last_global_sequence_included); + r->n_data_bytes = clib_byte_swap_u32 (r->n_data_bytes); + } +} + +typedef struct _mc_serialize_msg { + /* Name for this type. */ + char * name; + + /* Functions to serialize/unserialize data. */ + serialize_function_t * serialize; + serialize_function_t * unserialize; + + /* Maximum message size in bytes when serialized. + If zero then this will be set to the largest sent message. */ + u32 max_n_bytes_serialized; + + /* Opaque to use for first argument to serialize/unserialize function. */ + u32 opaque; + + /* Index in global message vector. */ + u32 global_index; + + /* Registration list */ + struct _mc_serialize_msg * next_registration; +} mc_serialize_msg_t; + +typedef struct { + /* Index into global message vector. */ + u32 global_index; +} mc_serialize_stream_msg_t; + +#define MC_SERIALIZE_MSG(x,...) \ + __VA_ARGS__ mc_serialize_msg_t x; \ +static void __mc_serialize_msg_registration_##x (void) \ + __attribute__((__constructor__)) ; \ +static void __mc_serialize_msg_registration_##x (void) \ +{ \ + vlib_main_t * vm = vlib_get_main(); \ + x.next_registration = vm->mc_msg_registrations; \ + vm->mc_msg_registrations = &x; \ +} \ +__VA_ARGS__ mc_serialize_msg_t x + +typedef enum { + MC_TRANSPORT_MASTERSHIP, + MC_TRANSPORT_JOIN, + MC_TRANSPORT_USER_REQUEST_TO_RELAY, + MC_TRANSPORT_USER_REQUEST_FROM_RELAY, + MC_N_TRANSPORT_TYPE, +} mc_transport_type_t; + +typedef struct { + clib_error_t * (* tx_buffer) (void * opaque, mc_transport_type_t type, u32 buffer_index); + + clib_error_t * (* tx_ack) (void * opaque, mc_peer_id_t peer_id, u32 buffer_index); + + /* Returns catchup opaque. */ + uword (* catchup_request_fun) (void * opaque, u32 stream_index, mc_peer_id_t catchup_peer_id); + + void (* catchup_send_fun) (void * opaque, uword catchup_opaque, u8 * data_vector); + + /* Opaque passed to callbacks. */ + void * opaque; + + mc_peer_id_t our_ack_peer_id; + mc_peer_id_t our_catchup_peer_id; + + /* Max packet size (MTU) for this transport. + For IP this is interface MTU less IP + UDP header size. */ + u32 max_packet_size; + + format_function_t * format_peer_id; +} mc_transport_t; + +typedef struct { + /* Count of messages received from this peer from the past/future + (with seq_cmp != 0). */ + u64 n_msgs_from_past; + u64 n_msgs_from_future; +} mc_stream_peer_stats_t; + +typedef struct { + /* ID of this peer. */ + mc_peer_id_t id; + + /* The last sequence we received from this peer. */ + u32 last_sequence_received; + + mc_stream_peer_stats_t stats, stats_last_clear; +} mc_stream_peer_t; + +typedef struct { + u32 buffer_index; + + /* Cached copy of local sequence number from buffer. */ + u32 local_sequence; + + /* Number of times this buffer has been sent (retried). */ + u32 n_retries; + + /* Previous/next retries in doubly-linked list. */ + u32 prev_index, next_index; + + /* Bitmap of all peers which have acked this msg */ + uword * unacked_by_peer_bitmap; + + /* Message send or resend time */ + f64 sent_at; +} mc_retry_t; + +typedef struct { + /* Number of retries sent for this stream. */ + u64 n_retries; +} mc_stream_stats_t; + +struct mc_main_t; +struct mc_stream_t; + +typedef struct { + /* Stream name. */ + char * name; + + /* Number of outstanding messages. */ + u32 window_size; + + /* Retry interval, in seconds */ + f64 retry_interval; + + /* Retry limit */ + u32 retry_limit; + + /* User rx buffer callback */ + void (* rx_buffer) (struct mc_main_t * mc_main, + struct mc_stream_t * stream, + mc_peer_id_t peer_id, + u32 buffer_index); + + /* User callback to create a snapshot */ + u8 * (* catchup_snapshot) (struct mc_main_t *mc_main, + u8 * snapshot_vector, + u32 last_global_sequence_included); + + /* User callback to replay a snapshot */ + void (* catchup) (struct mc_main_t *mc_main, + u8 * snapshot_data, + u32 n_snapshot_data_bytes); + + /* Callback to save a snapshot for offline replay */ + void (* save_snapshot) (struct mc_main_t *mc_main, + u32 is_catchup, + u8 * snapshot_data, + u32 n_snapshot_data_bytes); + + /* Called when a peer dies */ + void (* peer_died) (struct mc_main_t * mc_main, + struct mc_stream_t * stream, + mc_peer_id_t peer_id); +} mc_stream_config_t; + +#define foreach_mc_stream_state \ + _ (invalid) \ + _ (name_known) \ + _ (join_in_progress) \ + _ (catchup) \ + _ (ready) + +typedef enum { +#define _(f) MC_STREAM_STATE_##f, + foreach_mc_stream_state +#undef _ +} mc_stream_state_t; + +typedef struct mc_stream_t { + mc_stream_config_t config; + + mc_stream_state_t state; + + /* Index in stream pool. */ + u32 index; + + /* Stream index 0 is always for MC internal use. */ +#define MC_STREAM_INDEX_INTERNAL 0 + + mc_retry_t * retry_pool; + + /* Head and tail index of retry pool. */ + u32 retry_head_index, retry_tail_index; + + /* + * Country club for recently retired messages + * If the set of peers is expanding and a new peer + * misses a message, we can easily retire the FIFO + * element before we even know about the new peer + */ + mc_retry_t * retired_fifo; + + /* Hash mapping local sequence to retry pool index. */ + uword * retry_index_by_local_sequence; + + /* catch-up fifo of VLIB buffer indices. + start recording when catching up. */ + u32 * catchup_fifo; + + mc_stream_stats_t stats, stats_last_clear; + + /* Peer pool. */ + mc_stream_peer_t * peers; + + /* Bitmap with ones for all peers in peer pool. */ + uword * all_peer_bitmap; + + /* Map of 64 bit id to index in stream pool. */ + mhash_t peer_index_by_id; + + /* Timeout, in case we're alone in the world */ + f64 join_timeout; + + vlib_one_time_waiting_process_t * procs_waiting_for_join_done; + + vlib_one_time_waiting_process_t * procs_waiting_for_open_window; + + /* Next sequence number to use */ + u32 our_local_sequence; + + /* + * Last global sequence we processed. + * When supplying catchup data, we need to tell + * the client precisely where to start replaying + */ + u32 last_global_sequence_processed; + + /* Vector of unique messages we've sent on this stream. */ + mc_serialize_stream_msg_t * stream_msgs; + + /* Vector global message index into per stream message index. */ + u32 * stream_msg_index_by_global_index; + + /* Hashed by message name. */ + uword * stream_msg_index_by_name; + + u64 user_requests_sent; + u64 user_requests_received; +} mc_stream_t; + +always_inline void +mc_stream_free (mc_stream_t * s) +{ + pool_free (s->retry_pool); + hash_free (s->retry_index_by_local_sequence); + clib_fifo_free (s->catchup_fifo); + pool_free (s->peers); + mhash_free (&s->peer_index_by_id); + vec_free (s->procs_waiting_for_join_done); + vec_free (s->procs_waiting_for_open_window); +} + +always_inline void +mc_stream_init (mc_stream_t * s) +{ + memset (s, 0, sizeof (s[0])); + s->retry_head_index = s->retry_tail_index = ~0; +} + +typedef struct { + u32 stream_index; + u32 catchup_opaque; + u8 *catchup_snapshot; +} mc_catchup_process_arg_t; + +typedef enum { + MC_RELAY_STATE_NEGOTIATE, + MC_RELAY_STATE_MASTER, + MC_RELAY_STATE_SLAVE, +} mc_relay_state_t; + +typedef struct { + mc_peer_id_t peer_id; + + f64 time_last_master_assert_received; +} mc_mastership_peer_t; + +typedef struct { + u32 stream_index; + u32 buffer_index; +} mc_stream_and_buffer_t; + +typedef struct mc_main_t { + mc_relay_state_t relay_state; + + /* Mastership */ + u32 we_can_be_relay_master; + + u64 relay_master_peer_id; + + mc_mastership_peer_t * mastership_peers; + + /* Map of 64 bit id to index in stream pool. */ + mhash_t mastership_peer_index_by_id; + + /* The transport we're using. */ + mc_transport_t transport; + + /* Last-used global sequence number. */ + u32 relay_global_sequence; + + /* Vector of streams. */ + mc_stream_t * stream_vector; + + /* Hash table mapping stream name to pool index. */ + uword * stream_index_by_name; + + uword * procs_waiting_for_stream_name_by_name; + + vlib_one_time_waiting_process_t ** procs_waiting_for_stream_name_pool; + + int joins_in_progress; + + mc_catchup_process_arg_t * catchup_process_args; + + /* Node indices for mastership, join ager, + retry and catchup processes. */ + u32 mastership_process; + u32 join_ager_process; + u32 retry_process; + u32 catchup_process; + u32 unserialize_process; + + /* Global vector of messages. */ + mc_serialize_msg_t ** global_msgs; + + /* Hash table mapping message name to index. */ + uword * global_msg_index_by_name; + + /* Shared serialize/unserialize main. */ + serialize_main_t serialize_mains[VLIB_N_RX_TX]; + + vlib_serialize_buffer_main_t serialize_buffer_mains[VLIB_N_RX_TX]; + + /* Convenience variables */ + struct vlib_main_t * vlib_main; + elog_main_t * elog_main; + + /* Maps 64 bit peer id to elog string table offset for this formatted peer id. */ + mhash_t elog_id_by_peer_id; + + uword *elog_id_by_msg_name; + + /* For mc_unserialize. */ + mc_stream_and_buffer_t * mc_unserialize_stream_and_buffers; +} mc_main_t; + +always_inline mc_stream_t * +mc_stream_by_name (mc_main_t * m, char * name) +{ + uword * p = hash_get (m->stream_index_by_name, name); + return p ? vec_elt_at_index (m->stream_vector, p[0]) : 0; +} + +always_inline mc_stream_t * +mc_stream_by_index (mc_main_t * m, u32 i) +{ + return i < vec_len (m->stream_vector) ? m->stream_vector + i : 0; +} + +always_inline void +mc_clear_stream_stats (mc_main_t * m) +{ + mc_stream_t * s; + mc_stream_peer_t * p; + vec_foreach (s, m->stream_vector) + { + s->stats_last_clear = s->stats; + pool_foreach (p, s->peers, ({ + p->stats_last_clear = p->stats; + })); + } +} + +/* Declare all message handlers. */ +#define _(f) void mc_msg_##f##_handler (mc_main_t * mcm, mc_msg_##f##_t * msg, u32 buffer_index); +foreach_mc_msg_type +#undef _ + +u32 mc_stream_join (mc_main_t * mcm, mc_stream_config_t *); + +void mc_stream_leave (mc_main_t * mcm, u32 stream_index); + +void mc_wait_for_stream_ready (mc_main_t * m, char * stream_name); + +u32 mc_stream_send (mc_main_t * mcm, u32 stream_index, u32 buffer_index); + +void mc_main_init (mc_main_t * mcm, char * tag); + +void mc_enable_disable_mastership (mc_main_t * mcm, int we_can_be_master); + +void * mc_get_vlib_buffer (struct vlib_main_t * vm, u32 n_bytes, u32 * bi_return); + +format_function_t format_mc_main; + +clib_error_t * +mc_serialize_internal (mc_main_t * mc, + u32 stream_index, + u32 multiple_messages_per_vlib_buffer, + mc_serialize_msg_t * msg, + ...); + +clib_error_t * +mc_serialize_va (mc_main_t * mc, + u32 stream_index, + u32 multiple_messages_per_vlib_buffer, + mc_serialize_msg_t * msg, + va_list * va); + +#define mc_serialize_stream(mc,si,msg,args...) \ + mc_serialize_internal((mc),(si),(0),(msg),(msg)->serialize,args) + +#define mc_serialize(mc,msg,args...) \ + mc_serialize_internal((mc),(~0),(0),(msg),(msg)->serialize,args) + +#define mc_serialize2(mc,add,msg,args...) \ + mc_serialize_internal((mc),(~0),(add),(msg),(msg)->serialize,args) + +void mc_unserialize (mc_main_t * mcm, mc_stream_t * s, u32 buffer_index); +uword mc_unserialize_message (mc_main_t * mcm, mc_stream_t * s, + serialize_main_t * m); + +serialize_function_t serialize_mc_main, unserialize_mc_main; + +always_inline uword +mc_max_message_size_in_bytes (mc_main_t * mcm) +{ return mcm->transport.max_packet_size - sizeof (mc_msg_user_request_t); } + +always_inline word +mc_serialize_n_bytes_left (mc_main_t * mcm, serialize_main_t * m) +{ return mc_max_message_size_in_bytes (mcm) - serialize_vlib_buffer_n_bytes (m); } + +void unserialize_mc_stream (serialize_main_t * m, va_list * va); +void mc_stream_join_process_hold (void); + +#endif /* included_vlib_mc_h */ diff --git a/vlib/vlib/node.c b/vlib/vlib/node.c new file mode 100644 index 00000000000..4fb117e4f3e --- /dev/null +++ b/vlib/vlib/node.c @@ -0,0 +1,566 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * node.c: VLIB processing nodes + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include +#include + +/* Query node given name. */ +vlib_node_t * vlib_get_node_by_name (vlib_main_t * vm, u8 * name) +{ + vlib_node_main_t * nm = &vm->node_main; + uword * p; + u8 * key = name; + if (! clib_mem_is_heap_object (key)) + key = format (0, "%s", key); + p = hash_get (nm->node_by_name, key); + if (key != name) + vec_free (key); + return p ? vec_elt (nm->nodes, p[0]) : 0; +} + +static void node_set_elog_name (vlib_main_t * vm, uword node_index) +{ + vlib_node_t * n = vlib_get_node (vm, node_index); + elog_event_type_t * t; + + t = vec_elt_at_index (vm->node_call_elog_event_types, node_index); + vec_free (t->format); + t->format = (char *) format (0, "%v (%%d)", n->name); + + t = vec_elt_at_index (vm->node_return_elog_event_types, node_index); + vec_free (t->format); + t->format = (char *) format (0, "%v () = %%d", n->name); + + n->name_elog_string = elog_string (&vm->elog_main, "%v", n->name); +} + +void vlib_node_rename (vlib_main_t * vm, u32 node_index, char * fmt, ...) +{ + va_list va; + vlib_node_main_t * nm = &vm->node_main; + vlib_node_t * n = vlib_get_node (vm, node_index); + + va_start (va, fmt); + hash_unset (nm->node_by_name, n->name); + vec_free (n->name); + n->name = va_format (0, fmt, &va); + va_end (va); + hash_set (nm->node_by_name, n->name, n->index); + + node_set_elog_name (vm, node_index); +} + +static void +vlib_node_runtime_update (vlib_main_t * vm, + u32 node_index, + u32 next_index) +{ + vlib_node_main_t * nm = &vm->node_main; + vlib_node_runtime_t * r, * s; + vlib_node_t * node, * next_node; + vlib_next_frame_t * nf; + vlib_pending_frame_t * pf; + i32 i, j, n_insert; + + ASSERT(os_get_cpu_number() == 0); + + vlib_worker_thread_barrier_sync(vm); + + node = vec_elt (nm->nodes, node_index); + r = vlib_node_get_runtime (vm, node_index); + + n_insert = vec_len (node->next_nodes) - r->n_next_nodes; + if (n_insert > 0) + { + i = r->next_frame_index + r->n_next_nodes; + vec_insert (nm->next_frames, n_insert, i); + + /* Initialize newly inserted next frames. */ + for (j = 0; j < n_insert; j++) + vlib_next_frame_init (nm->next_frames + i + j); + + /* Relocate other next frames at higher indices. */ + for (j = 0; j < vec_len (nm->nodes); j++) + { + s = vlib_node_get_runtime (vm, j); + if (j != node_index + && s->next_frame_index >= i) + s->next_frame_index += n_insert; + } + + /* Pending frames may need to be relocated also. */ + vec_foreach (pf, nm->pending_frames) + { + if (pf->next_frame_index != VLIB_PENDING_FRAME_NO_NEXT_FRAME + && pf->next_frame_index >= i) + pf->next_frame_index += n_insert; + } + pool_foreach (pf, nm->suspended_process_frames, ({ + if (pf->next_frame_index != ~0 && pf->next_frame_index >= i) + pf->next_frame_index += n_insert; + })); + + r->n_next_nodes = vec_len (node->next_nodes); + } + + /* Set frame's node runtime index. */ + next_node = vlib_get_node (vm, node->next_nodes[next_index]); + nf = nm->next_frames + r->next_frame_index + next_index; + nf->node_runtime_index = next_node->runtime_index; + + vlib_worker_thread_node_runtime_update(); + + vlib_worker_thread_barrier_release(vm); +} + +/* Add next node to given node in given slot. */ +uword +vlib_node_add_next_with_slot (vlib_main_t * vm, + uword node_index, + uword next_node_index, + uword slot) +{ + vlib_node_main_t * nm = &vm->node_main; + vlib_node_t * node, * next; + uword * p; + + node = vec_elt (nm->nodes, node_index); + next = vec_elt (nm->nodes, next_node_index); + + /* Fill in static next nodes if runtime has yet to be initialized. */ + if (slot == ~0 && ! (nm->flags & VLIB_NODE_MAIN_RUNTIME_STARTED)) + { + uword i; + for (i = 0; i < vec_len (node->next_node_names); i++) + { + char * a = node->next_node_names[i]; + if (a) + vlib_node_add_named_next_with_slot (vm, node->index, a, i); + } + } + + if ((p = hash_get (node->next_slot_by_node, next_node_index))) + { + /* Next already exists: slot must match. */ + if (slot != ~0) + ASSERT (slot == p[0]); + return p[0]; + } + + if (slot == ~0) + slot = vec_len (node->next_nodes); + + vec_validate_init_empty (node->next_nodes, slot, ~0); + vec_validate (node->n_vectors_by_next_node, slot); + + node->next_nodes[slot] = next_node_index; + hash_set (node->next_slot_by_node, next_node_index, slot); + + vlib_node_runtime_update (vm, node_index, slot); + + next->prev_node_bitmap = clib_bitmap_ori (next->prev_node_bitmap, + node_index); + + /* Siblings all get same node structure. */ + { + uword sib_node_index, sib_slot; + vlib_node_t * sib_node; + clib_bitmap_foreach (sib_node_index, node->sibling_bitmap, ({ + sib_node = vec_elt (nm->nodes, sib_node_index); + if (sib_node != node) + { + sib_slot = vlib_node_add_next_with_slot (vm, sib_node_index, next_node_index, slot); + ASSERT (sib_slot == slot); + } + })); + } + + return slot; +} + +/* Add named next node to given node in given slot. */ +uword +vlib_node_add_named_next_with_slot (vlib_main_t * vm, + uword node, + char * name, + uword slot) +{ + vlib_node_main_t * nm; + vlib_node_t * n, * n_next; + + nm = &vm->node_main; + n = vlib_get_node (vm, node); + + n_next = vlib_get_node_by_name (vm, (u8 *) name); + if (! n_next) + { + if (nm->flags & VLIB_NODE_MAIN_RUNTIME_STARTED) + return ~0; + + if (slot == ~0) + slot = clib_max (vec_len (n->next_node_names), + vec_len (n->next_nodes)); + vec_validate (n->next_node_names, slot); + n->next_node_names[slot] = name; + return slot; + } + + return vlib_node_add_next_with_slot (vm, node, n_next->index, slot); +} + +static void node_elog_init (vlib_main_t * vm, uword ni) +{ + elog_event_type_t t; + + memset (&t, 0, sizeof (t)); + + /* 2 event types for this node: one when node function is called. + One when it returns. */ + vec_validate (vm->node_call_elog_event_types, ni); + vm->node_call_elog_event_types[ni] = t; + + vec_validate (vm->node_return_elog_event_types, ni); + vm->node_return_elog_event_types[ni] = t; + + node_set_elog_name (vm, ni); +} + +#ifdef CLIB_UNIX +#define STACK_ALIGN 4096 +#else +#define STACK_ALIGN CLIB_CACHE_LINE_BYTES +#endif + +static void register_node (vlib_main_t * vm, + vlib_node_registration_t * r) +{ + vlib_node_main_t * nm = &vm->node_main; + vlib_node_t * n; + int i; + + if (CLIB_DEBUG > 0) + { + /* Default (0) type should match INTERNAL. */ + vlib_node_t zero = {0}; + ASSERT (VLIB_NODE_TYPE_INTERNAL == zero.type); + } + + ASSERT (r->function != 0); + + n = clib_mem_alloc_no_fail (sizeof (n[0])); + memset (n, 0, sizeof (n[0])); + n->index = vec_len (nm->nodes); + + vec_add1 (nm->nodes, n); + + /* Name is always a vector so it can be formatted with %v. */ + if (clib_mem_is_heap_object (vec_header (r->name, 0))) + n->name = vec_dup ((u8 *) r->name); + else + n->name = format (0, "%s", r->name); + + if (! nm->node_by_name) + nm->node_by_name = hash_create_vec (/* size */ 32, + sizeof (n->name[0]), + sizeof (uword)); + + /* Node names must be unique. */ + { + vlib_node_t * o = vlib_get_node_by_name (vm, n->name); + if (o) + clib_error ("more than one node named `%v'", n->name); + } + + hash_set (nm->node_by_name, n->name, n->index); + + r->index = n->index; /* save index in registration */ + n->function = r->function; + + /* Node index of next sibling will be filled in by vlib_node_main_init. */ + n->sibling_of = r->sibling_of; + + if (r->type == VLIB_NODE_TYPE_INTERNAL) + ASSERT (r->vector_size > 0); + +#define _(f) n->f = r->f + + _ (type); + _ (flags); + _ (state); + _ (scalar_size); + _ (vector_size); + _ (format_buffer); + _ (unformat_buffer); + _ (format_trace); + _ (validate_frame); + + /* Register error counters. */ + vlib_register_errors (vm, n->index, r->n_errors, r->error_strings); + node_elog_init (vm, n->index); + + _ (runtime_data_bytes); + if (r->runtime_data_bytes > 0) + { + vec_resize (n->runtime_data, r->runtime_data_bytes); + if (r->runtime_data) + memcpy (n->runtime_data, r->runtime_data, r->runtime_data_bytes); + } + + vec_resize (n->next_node_names, r->n_next_nodes); + for (i = 0; i < r->n_next_nodes; i++) + n->next_node_names[i] = r->next_nodes[i]; + + vec_validate_init_empty (n->next_nodes, r->n_next_nodes - 1, ~0); + vec_validate (n->n_vectors_by_next_node, r->n_next_nodes - 1); + + n->owner_node_index = n->owner_next_index = ~0; + + /* Initialize node runtime. */ + { + vlib_node_runtime_t * rt; + u32 i; + + if (n->type == VLIB_NODE_TYPE_PROCESS) + { + vlib_process_t * p; + uword log2_n_stack_bytes; + + log2_n_stack_bytes = clib_max (r->process_log2_n_stack_bytes, 15); + + p = clib_mem_alloc_aligned_no_fail + (sizeof (p[0]) + (1 << log2_n_stack_bytes), + STACK_ALIGN); + + memset (p, 0, sizeof (p[0])); + p->log2_n_stack_bytes = log2_n_stack_bytes; + + /* Process node's runtime index is really index into process + pointer vector. */ + n->runtime_index = vec_len (nm->processes); + + vec_add1 (nm->processes, p); + + /* Paint first stack word with magic number so we can at least + detect process stack overruns. */ + p->stack[0] = VLIB_PROCESS_STACK_MAGIC; + + /* Node runtime is stored inside of process. */ + rt = &p->node_runtime; + +#ifdef CLIB_UNIX + /* + * Disallow writes to the bottom page of the stack, to + * catch stack overflows. + */ + if (mprotect (p->stack, 4096, PROT_READ) < 0) + clib_unix_warning ("process stack"); +#endif + + } + else + { + vec_add2_aligned (nm->nodes_by_type[n->type], rt, 1, + /* align */ CLIB_CACHE_LINE_BYTES); + n->runtime_index = rt - nm->nodes_by_type[n->type]; + } + + if (n->type == VLIB_NODE_TYPE_INPUT) + nm->input_node_counts_by_state[n->state] += 1; + + rt->function = n->function; + rt->flags = n->flags; + rt->state = n->state; + rt->node_index = n->index; + + rt->n_next_nodes = r->n_next_nodes; + rt->next_frame_index = vec_len (nm->next_frames); + + vec_resize (nm->next_frames, rt->n_next_nodes); + for (i = 0; i < rt->n_next_nodes; i++) + vlib_next_frame_init (nm->next_frames + rt->next_frame_index + i); + + vec_resize (rt->errors, r->n_errors); + for (i = 0; i < vec_len (rt->errors); i++) + rt->errors[i] = vlib_error_set (n->index, i); + + ASSERT (vec_len (n->runtime_data) <= sizeof (rt->runtime_data)); + if (vec_len (n->runtime_data) > 0) + memcpy (rt->runtime_data, n->runtime_data, vec_len (n->runtime_data)); + + vec_free (n->runtime_data); + } +} + +/* Register new packet processing node. */ +u32 vlib_register_node (vlib_main_t * vm, vlib_node_registration_t * r) +{ + register_node (vm, r); + return r->index; +} + +void vlib_register_all_static_nodes (vlib_main_t * vm) +{ + vlib_node_registration_t * r; + + r = vm->node_main.node_registrations; + while (r) { + register_node (vm, r); + r = r->next_registration; + } +} + +clib_error_t * +vlib_node_main_init (vlib_main_t * vm) +{ + vlib_node_main_t * nm = &vm->node_main; + clib_error_t * error = 0; + vlib_node_t * n; + uword ni; + + nm->flags |= VLIB_NODE_MAIN_RUNTIME_STARTED; + + /* Resolve next names into next indices. */ + for (ni = 0; ni < vec_len (nm->nodes); ni++) + { + uword i; + + n = vec_elt (nm->nodes, ni); + + for (i = 0; i < vec_len (n->next_node_names); i++) + { + char * a = n->next_node_names[i]; + + if (! a) + continue; + + if (~0 == vlib_node_add_named_next_with_slot (vm, n->index, a, i)) + { + error = clib_error_create + ("node `%v' refers to unknown node `%s'", n->name, a); + goto done; + } + } + + vec_free (n->next_node_names); + } + + /* Set previous node pointers. */ + for (ni = 0; ni < vec_len (nm->nodes); ni++) + { + vlib_node_t * n_next; + uword i; + + n = vec_elt (nm->nodes, ni); + + for (i = 0; i < vec_len (n->next_nodes); i++) + { + if (n->next_nodes[i] >= vec_len (nm->nodes)) + continue; + + n_next = vec_elt (nm->nodes, n->next_nodes[i]); + n_next->prev_node_bitmap = + clib_bitmap_ori (n_next->prev_node_bitmap, n->index); + } + } + + { + vlib_next_frame_t * nf; + vlib_node_runtime_t * r; + vlib_node_t * next; + uword i; + + vec_foreach (r, nm->nodes_by_type[VLIB_NODE_TYPE_INTERNAL]) + { + if (r->n_next_nodes == 0) + continue; + + n = vlib_get_node (vm, r->node_index); + nf = vec_elt_at_index (nm->next_frames, r->next_frame_index); + + for (i = 0; i < vec_len (n->next_nodes); i++) + { + next = vlib_get_node (vm, n->next_nodes[i]); + + /* Validate node runtime indices are correctly initialized. */ + ASSERT (nf[i].node_runtime_index == next->runtime_index); + + nf[i].flags = 0; + if (next->flags & VLIB_NODE_FLAG_FRAME_NO_FREE_AFTER_DISPATCH) + nf[i].flags |= VLIB_FRAME_NO_FREE_AFTER_DISPATCH; + } + } + } + + /* Generate node sibling relationships. */ + { + vlib_node_t * n, * sib; + uword si; + + for (ni = 0; ni < vec_len (nm->nodes); ni++) + { + n = vec_elt (nm->nodes, ni); + + if (! n->sibling_of) + continue; + + sib = vlib_get_node_by_name (vm, (u8 *) n->sibling_of); + if (! sib) + clib_error ("sibling `%s' not found for node `%v'", n->sibling_of, n->name); + + clib_bitmap_foreach (si, sib->sibling_bitmap, ({ + vlib_node_t * m = vec_elt (nm->nodes, si); + + /* Connect all of sibling's siblings to us. */ + m->sibling_bitmap = clib_bitmap_ori (m->sibling_bitmap, n->index); + + /* Connect us to all of sibling's siblings. */ + n->sibling_bitmap = clib_bitmap_ori (n->sibling_bitmap, si); + })); + + /* Connect sibling to us. */ + sib->sibling_bitmap = clib_bitmap_ori (sib->sibling_bitmap, n->index); + + /* Connect us to sibling. */ + n->sibling_bitmap = clib_bitmap_ori (n->sibling_bitmap, sib->index); + } + } + + done: + return error; +} diff --git a/vlib/vlib/node.h b/vlib/vlib/node.h new file mode 100644 index 00000000000..806a9dae1b5 --- /dev/null +++ b/vlib/vlib/node.h @@ -0,0 +1,621 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * node.h: VLIB processing nodes + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef included_vlib_node_h +#define included_vlib_node_h + +#include +#include +#include /* for vlib_trace_filter_t */ + +/* Forward declaration. */ +struct vlib_node_runtime_t; +struct vlib_frame_t; + +/* Internal nodes (including output nodes) move data from node to + node (or out of the graph for output nodes). */ +typedef uword (vlib_node_function_t) (struct vlib_main_t * vm, + struct vlib_node_runtime_t * node, + struct vlib_frame_t * frame); + +typedef enum { + /* An internal node on the call graph (could be output). */ + VLIB_NODE_TYPE_INTERNAL, + + /* Nodes which input data into the processing graph. + Input nodes are called for each iteration of main loop. */ + VLIB_NODE_TYPE_INPUT, + + /* Nodes to be called before all input nodes. + Used, for example, to clean out driver TX rings before + processing input. */ + VLIB_NODE_TYPE_PRE_INPUT, + + /* "Process" nodes which can be suspended and later resumed. */ + VLIB_NODE_TYPE_PROCESS, + + VLIB_N_NODE_TYPE, +} vlib_node_type_t; + +typedef struct _vlib_node_registration { + /* Vector processing function for this node. */ + vlib_node_function_t * function; + + /* Node name. */ + char * name; + + /* Name of sibling (if applicable). */ + char * sibling_of; + + /* Node index filled in by registration. */ + u32 index; + + /* Type of this node. */ + vlib_node_type_t type; + + /* Error strings indexed by error code for this node. */ + char ** error_strings; + + /* Buffer format/unformat for this node. */ + format_function_t * format_buffer; + unformat_function_t * unformat_buffer; + + /* Trace format/unformat for this node. */ + format_function_t * format_trace; + unformat_function_t * unformat_trace; + + /* Function to validate incoming frames. */ + u8 * (* validate_frame) (struct vlib_main_t * vm, + struct vlib_node_runtime_t *, + struct vlib_frame_t * f); + + /* Per-node runtime data. */ + void * runtime_data; + + /* Process stack size. */ + u16 process_log2_n_stack_bytes; + + /* Number of bytes of per-node run time data. */ + u8 runtime_data_bytes; + + /* State for input nodes. */ + u8 state; + + /* Node flags. */ + u16 flags; + + /* Size of scalar and vector arguments in bytes. */ + u16 scalar_size, vector_size; + + /* Number of error codes used by this node. */ + u16 n_errors; + + /* Number of next node names that follow. */ + u16 n_next_nodes; + + /* Constructor link-list, don't ask... */ + struct _vlib_node_registration * next_registration; + + /* Names of next nodes which this node feeds into. */ + char * next_nodes[]; + +} vlib_node_registration_t; + +#define VLIB_REGISTER_NODE(x,...) \ + __VA_ARGS__ vlib_node_registration_t x; \ +static void __vlib_add_node_registration_##x (void) \ + __attribute__((__constructor__)) ; \ +static void __vlib_add_node_registration_##x (void) \ +{ \ + vlib_main_t * vm = vlib_get_main(); \ + x.next_registration = vm->node_main.node_registrations; \ + vm->node_main.node_registrations = &x; \ +} \ +__VA_ARGS__ vlib_node_registration_t x + +always_inline vlib_node_registration_t * +vlib_node_next_registered (vlib_node_registration_t * c) +{ + c = clib_elf_section_data_next (c, c->n_next_nodes * sizeof (c->next_nodes[0])); + return c; +} + +typedef struct { + /* Total calls, clock ticks and vector elements processed for this node. */ + u64 calls, vectors, clocks, suspends; + u64 max_clock; + u64 max_clock_n; +} vlib_node_stats_t; + +#define foreach_vlib_node_state \ + /* Input node is called each iteration of main loop. \ + This is the default (zero). */ \ + _ (POLLING) \ + /* Input node is called when device signals an interrupt. */ \ + _ (INTERRUPT) \ + /* Input node is never called. */ \ + _ (DISABLED) + +typedef enum { +#define _(f) VLIB_NODE_STATE_##f, + foreach_vlib_node_state +#undef _ + VLIB_N_NODE_STATE, +} vlib_node_state_t; + +typedef struct vlib_node_t { + /* Vector processing function for this node. */ + vlib_node_function_t * function; + + /* Node name. */ + u8 * name; + + /* Node name index in elog string table. */ + u32 name_elog_string; + + /* Total statistics for this node. */ + vlib_node_stats_t stats_total; + + /* Saved values as of last clear (or zero if never cleared). + Current values are always stats_total - stats_last_clear. */ + vlib_node_stats_t stats_last_clear; + + /* Type of this node. */ + vlib_node_type_t type; + + /* Node index. */ + u32 index; + + /* Index of corresponding node runtime. */ + u32 runtime_index; + + /* Runtime data for this node. */ + void * runtime_data; + + /* Node flags. */ + u16 flags; + + /* Processing function keeps frame. Tells node dispatching code not + to free frame after dispatch is done. */ +#define VLIB_NODE_FLAG_FRAME_NO_FREE_AFTER_DISPATCH (1 << 0) + + /* Node counts as output/drop/punt node for stats purposes. */ +#define VLIB_NODE_FLAG_IS_OUTPUT (1 << 1) +#define VLIB_NODE_FLAG_IS_DROP (1 << 2) +#define VLIB_NODE_FLAG_IS_PUNT (1 << 3) +#define VLIB_NODE_FLAG_IS_HANDOFF (1 << 4) + + /* Set if current node runtime has traced vectors. */ +#define VLIB_NODE_FLAG_TRACE (1 << 5) + +#define VLIB_NODE_FLAG_SWITCH_FROM_INTERRUPT_TO_POLLING_MODE (1 << 6) +#define VLIB_NODE_FLAG_SWITCH_FROM_POLLING_TO_INTERRUPT_MODE (1 << 7) + + /* State for input nodes. */ + u8 state; + + /* Number of bytes of run time data. */ + u8 runtime_data_bytes; + + /* Number of error codes used by this node. */ + u16 n_errors; + + /* Size of scalar and vector arguments in bytes. */ + u16 scalar_size, vector_size; + + /* Handle/index in error heap for this node. */ + u32 error_heap_handle; + u32 error_heap_index; + + /* Error strings indexed by error code for this node. */ + char ** error_strings; + + /* Vector of next node names. + Only used before next_nodes array is initialized. */ + char ** next_node_names; + + /* Next node indices for this node. */ + u32 * next_nodes; + + /* Name of node that we are sibling of. */ + char * sibling_of; + + /* Bitmap of all of this node's siblings. */ + uword * sibling_bitmap; + + /* Total number of vectors sent to each next node. */ + u64 * n_vectors_by_next_node; + + /* Hash table mapping next node index into slot in + next_nodes vector. Quickly determines whether this node + is connected to given next node and, if so, with which slot. */ + uword * next_slot_by_node; + + /* Bitmap of node indices which feed this node. */ + uword * prev_node_bitmap; + + /* Node/next-index which own enqueue rights with to this node. */ + u32 owner_node_index, owner_next_index; + + /* Buffer format/unformat for this node. */ + format_function_t * format_buffer; + unformat_function_t * unformat_buffer; + + /* Trace buffer format/unformat for this node. */ + format_function_t * format_trace; + + /* Function to validate incoming frames. */ + u8 * (* validate_frame) (struct vlib_main_t * vm, + struct vlib_node_runtime_t *, + struct vlib_frame_t * f); +} vlib_node_t; + +#define VLIB_INVALID_NODE_INDEX ((u32) ~0) + +/* Max number of vector elements to process at once per node. */ +#define VLIB_FRAME_SIZE 256 + +/* Calling frame (think stack frame) for a node. */ +typedef struct vlib_frame_t { + /* Frame flags. */ + u16 flags; + + /* Number of scalar bytes in arguments. */ + u8 scalar_size; + + /* Number of bytes per vector argument. */ + u8 vector_size; + + /* Number of vector elements currently in frame. */ + u16 n_vectors; + + /* Owner cpuid / heap id */ + u16 cpu_index; + + /* Scalar and vector arguments to next node. */ + u8 arguments[0]; +} vlib_frame_t; + +typedef struct { + /* Frame index. */ + u32 frame_index; + + /* Node runtime for this next. */ + u32 node_runtime_index; + + /* Next frame flags. */ + u32 flags; + + /* Reflects node frame-used flag for this next. */ +#define VLIB_FRAME_NO_FREE_AFTER_DISPATCH \ + VLIB_NODE_FLAG_FRAME_NO_FREE_AFTER_DISPATCH + + /* This next frame owns enqueue to node + corresponding to node_runtime_index. */ +#define VLIB_FRAME_OWNER (1 << 15) + + /* Set when frame has been allocated for this next. */ +#define VLIB_FRAME_IS_ALLOCATED VLIB_NODE_FLAG_IS_OUTPUT + + /* Set when frame has been added to pending vector. */ +#define VLIB_FRAME_PENDING VLIB_NODE_FLAG_IS_DROP + + /* Set when frame is to be freed after dispatch. */ +#define VLIB_FRAME_FREE_AFTER_DISPATCH VLIB_NODE_FLAG_IS_PUNT + + /* Set when frame has traced packets. */ +#define VLIB_FRAME_TRACE VLIB_NODE_FLAG_TRACE + + /* Number of vectors enqueue to this next since last overflow. */ + u32 vectors_since_last_overflow; +} vlib_next_frame_t; + +always_inline void +vlib_next_frame_init (vlib_next_frame_t * nf) +{ + memset (nf, 0, sizeof (nf[0])); + nf->frame_index = ~0; + nf->node_runtime_index = ~0; +} + +/* A frame pending dispatch by main loop. */ +typedef struct { + /* Node and runtime for this frame. */ + u32 node_runtime_index; + + /* Frame index (in the heap). */ + u32 frame_index; + + /* Start of next frames for this node. */ + u32 next_frame_index; + + /* Special value for next_frame_index when there is no next frame. */ +#define VLIB_PENDING_FRAME_NO_NEXT_FRAME ((u32) ~0) +} vlib_pending_frame_t; + +typedef struct vlib_node_runtime_t { + /* Node function to call. */ + vlib_node_function_t * function; + + /* Vector of errors for this node. */ + vlib_error_t * errors; + + /* Number of clock cycles. */ + u32 clocks_since_last_overflow; + + /* Maximum clock cycle for an invocation. */ + u32 max_clock; + + /* Number of vectors in the recorded max_clock. */ + u32 max_clock_n; + + /* Number of calls. */ + u32 calls_since_last_overflow; + + /* Number of vector elements processed by this node. */ + u32 vectors_since_last_overflow; + + /* Start of next frames for this node. */ + u32 next_frame_index; + + /* Node index. */ + u32 node_index; + + /* For input nodes: decremented on each main loop interation until it reaches zero + and function is called. Allows some input nodes to be called + more than others. */ + u32 input_main_loops_per_call; + + /* Saved main loop counter of last dispatch of this node. */ + u32 main_loop_count_last_dispatch; + + u32 main_loop_vector_stats[2]; + + /* Copy of main node flags. */ + u16 flags; + + /* Input node state. */ + u16 state; + + u16 n_next_nodes; + + /* Next frame index that vector arguments were last enqueued to + last time this node ran. Set to zero before first run + of this node. */ + u16 cached_next_index; + + /* CPU this node runs on */ + u16 cpu_index; + + /* Function dependent node-runtime. */ + uword runtime_data[(128 + - 1 * sizeof (vlib_node_function_t *) + - 1 * sizeof (vlib_error_t *) + - 11 * sizeof (u32) + - 5 * sizeof (u16)) / sizeof (uword)]; +} vlib_node_runtime_t; + +typedef struct { + /* Number of allocated frames for this scalar/vector size. */ + u32 n_alloc_frames; + + /* Vector of free frame indices for this scalar/vector size. */ + u32 * free_frame_indices; +} vlib_frame_size_t; + +typedef struct { + /* Users opaque value for event type. */ + uword opaque; +} vlib_process_event_type_t; + +typedef struct { + /* Node runtime for this process. */ + vlib_node_runtime_t node_runtime; + + /* Where to longjmp when process is done. */ + clib_longjmp_t return_longjmp; + +#define VLIB_PROCESS_RETURN_LONGJMP_RETURN ((uword) ~0 - 0) +#define VLIB_PROCESS_RETURN_LONGJMP_SUSPEND ((uword) ~0 - 1) + + /* Where to longjmp to resume node after suspend. */ + clib_longjmp_t resume_longjmp; +#define VLIB_PROCESS_RESUME_LONGJMP_SUSPEND 0 +#define VLIB_PROCESS_RESUME_LONGJMP_RESUME 1 + + u16 flags; +#define VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_CLOCK (1 << 0) +#define VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_EVENT (1 << 1) + /* Set to indicate that this process has been added to resume vector. */ +#define VLIB_PROCESS_RESUME_PENDING (1 << 2) + + /* Process function is currently running. */ +#define VLIB_PROCESS_IS_RUNNING (1 << 3) + + /* Size of process stack. */ + u16 log2_n_stack_bytes; + + u32 suspended_process_frame_index; + + /* Number of times this process was suspended. */ + u32 n_suspends; + + /* Vectors of pending event data indexed by event type index. */ + void ** pending_event_data_by_type_index; + + /* Bitmap of event type-indices with non-empty vectors. */ + uword * non_empty_event_type_bitmap; + + /* Bitmap of event type-indices which are one time events. */ + uword * one_time_event_type_bitmap; + + /* Type is opaque pointer -- typically a pointer to an event handler + function. Hash table to map opaque to a type index. */ + uword * event_type_index_by_type_opaque; + + /* Pool of currently valid event types. */ + vlib_process_event_type_t * event_type_pool; + + /* When suspending saves cpu cycle counter when process is to be resumed. */ + u64 resume_cpu_time; + +#ifdef CLIB_UNIX + /* Pad to a multiple of the page size so we can mprotect process stacks */ + CLIB_PAD_FROM_TO (0x140, 0x1000); +#endif + /* Process stack. Starts here and extends 2^log2_n_stack_bytes + bytes. */ + +#define VLIB_PROCESS_STACK_MAGIC (0xdead7ead) + u32 stack[0]; +} vlib_process_t __attribute__ ((aligned (CLIB_CACHE_LINE_BYTES))); + +typedef struct { + u32 node_index; + + u32 one_time_event; +} vlib_one_time_waiting_process_t; + +typedef struct { + u16 n_data_elts; + + u16 n_data_elt_bytes; + + /* n_data_elts * n_data_elt_bytes */ + u32 n_data_bytes; + + /* Process node & event type to be used to signal event. */ + u32 process_node_index; + + u32 event_type_index; + + union { + u8 inline_event_data[64 - 3 * sizeof (u32) - 2 * sizeof (u16)]; + + /* Vector of event data used only when data does not fit inline. */ + u8 * event_data_as_vector; + }; +} vlib_signal_timed_event_data_t; + +always_inline uword +vlib_timing_wheel_data_is_timed_event (u32 d) +{ return d & 1; } + +always_inline u32 +vlib_timing_wheel_data_set_suspended_process (u32 i) +{ return 0 + 2*i; } + +always_inline u32 +vlib_timing_wheel_data_set_timed_event (u32 i) +{ return 1 + 2*i; } + +always_inline uword +vlib_timing_wheel_data_get_index (u32 d) +{ return d / 2; } + +typedef struct { + /* Public nodes. */ + vlib_node_t ** nodes; + + /* Node index hashed by node name. */ + uword * node_by_name; + + u32 flags; +#define VLIB_NODE_MAIN_RUNTIME_STARTED (1 << 0) + + /* Nodes segregated by type for cache locality. + Does not apply to nodes of type VLIB_NODE_TYPE_INTERNAL. */ + vlib_node_runtime_t * nodes_by_type[VLIB_N_NODE_TYPE]; + + /* Node runtime indices for input nodes with pending interrupts. */ + u32 * pending_interrupt_node_runtime_indices; + + /* Input nodes are switched from/to interrupt to/from polling mode + when average vector length goes above/below polling/interrupt + thresholds. */ + u32 polling_threshold_vector_length; + u32 interrupt_threshold_vector_length; + + /* Vector of next frames. */ + vlib_next_frame_t * next_frames; + + /* Vector of internal node's frames waiting to be called. */ + vlib_pending_frame_t * pending_frames; + + /* Timing wheel for scheduling time-based node dispatch. */ + timing_wheel_t timing_wheel; + + vlib_signal_timed_event_data_t * signal_timed_event_data_pool; + + /* Opaque data vector added via timing_wheel_advance. */ + u32 * data_from_advancing_timing_wheel; + + /* CPU time of next process to be ready on timing wheel. */ + u64 cpu_time_next_process_ready; + + /* Vector of process nodes. + One for each node of type VLIB_NODE_TYPE_PROCESS. */ + vlib_process_t ** processes; + + /* Current running process or ~0 if no process running. */ + u32 current_process_index; + + /* Pool of pending process frames. */ + vlib_pending_frame_t * suspended_process_frames; + + /* Vector of event data vectors pending recycle. */ + void ** recycled_event_data_vectors; + + /* Current counts of nodes in each state. */ + u32 input_node_counts_by_state[VLIB_N_NODE_STATE]; + + /* Hash of (scalar_size,vector_size) to frame_sizes index. */ + uword * frame_size_hash; + + /* Per-size frame allocation information. */ + vlib_frame_size_t * frame_sizes; + + /* Time of last node runtime stats clear. */ + f64 time_last_runtime_stats_clear; + + /* Node registrations added by constructors */ + vlib_node_registration_t * node_registrations; +} vlib_node_main_t; + +#endif /* included_vlib_node_h */ diff --git a/vlib/vlib/node_cli.c b/vlib/vlib/node_cli.c new file mode 100644 index 00000000000..58c3776a67b --- /dev/null +++ b/vlib/vlib/node_cli.c @@ -0,0 +1,441 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * node_cli.c: node CLI + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include +#include + +static clib_error_t * +show_node_graph (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + vlib_node_main_t * nm = &vm->node_main; + vlib_node_t * n; + u32 node_index; + + vlib_cli_output (vm, "%U\n", format_vlib_node_graph, nm, 0); + + if (unformat (input, "%U", unformat_vlib_node, vm, &node_index)) + { + n = vlib_get_node (vm, node_index); + vlib_cli_output (vm, "%U\n", format_vlib_node_graph, nm, n); + } + else + { + vlib_node_t ** nodes = vec_dup (nm->nodes); + uword i; + + vec_sort (nodes, n1, n2, + vec_cmp (n1[0]->name, n2[0]->name)); + + for (i = 0; i < vec_len (nodes); i++) + vlib_cli_output (vm, "%U\n\n", format_vlib_node_graph, nm, nodes[i]); + + vec_free (nodes); + } + + return 0; +} + +VLIB_CLI_COMMAND (show_node_graph_command, static) = { + .path = "show vlib graph", + .short_help = "Show packet processing node graph", + .function = show_node_graph, +}; + +static u8 * format_vlib_node_stats (u8 * s, va_list * va) +{ + vlib_main_t * vm = va_arg (*va, vlib_main_t *); + vlib_node_t * n = va_arg (*va, vlib_node_t *); + int max = va_arg (*va, int); + f64 v; + char * state; + u8 * ns; + u8 * misc_info = 0; + u64 c, p, l, d; + f64 x; + f64 maxc, maxcn; + u32 maxn; + uword indent; + + if (! n) + { + if (max) + return format (s, + "%=30s%=17s%=16s%=16s%=16s%=16s", + "Name", "Max Node Clocks", "Vectors at Max", "Max Clocks", "Avg Clocks", "Avg Vectors/Call"); + else + return format (s, + "%=30s%=12s%=16s%=16s%=16s%=16s%=16s", + "Name", "State", "Calls", "Vectors", "Suspends", "Clocks", "Vectors/Call"); + } + + indent = format_get_indent (s); + + l = n->stats_total.clocks - n->stats_last_clear.clocks; + c = n->stats_total.calls - n->stats_last_clear.calls; + p = n->stats_total.vectors - n->stats_last_clear.vectors; + d = n->stats_total.suspends - n->stats_last_clear.suspends; + maxc = (f64)n->stats_total.max_clock; + maxn = n->stats_total.max_clock_n; + if (n->stats_total.max_clock_n) + maxcn = (f64)n->stats_total.max_clock / (f64)maxn; + else + maxcn = 0.0; + + /* Clocks per packet, per call or per suspend. */ + x = 0; + if (p > 0) + x = (f64) l / (f64) p; + else if (c > 0) + x = (f64) l / (f64) c; + else if (d > 0) + x = (f64) l / (f64) d; + + if (c > 0) + v = (double)p / (double)c; + else + v = 0; + + state = "active"; + if (n->type == VLIB_NODE_TYPE_PROCESS) + { + vlib_process_t * p = vlib_get_process_from_node (vm, n); + + /* Show processes with events pending. This helps spot bugs where events are not + being handled. */ + if (! clib_bitmap_is_zero (p->non_empty_event_type_bitmap)) + misc_info = format (misc_info, "events pending, "); + + switch (p->flags & (VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_CLOCK + | VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_EVENT)) + { + default: + if (! (p->flags & VLIB_PROCESS_IS_RUNNING)) + state = "done"; + break; + + case VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_CLOCK: + state = "time wait"; + break; + + case VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_EVENT: + state = "event wait"; + break; + + case (VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_EVENT + | VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_CLOCK): + state = "any wait"; + break; + } + } + else if (n->type != VLIB_NODE_TYPE_INTERNAL) + { + state = "polling"; + if (n->state == VLIB_NODE_STATE_DISABLED) + state = "disabled"; + else if (n->state == VLIB_NODE_STATE_INTERRUPT) + state = "interrupt wait"; + } + + ns = n->name; + + if (max) + s = format (s, "%-30v%=17.2e%=16d%=16.2e%=16.2e%=16.2e", + ns, maxc, maxn, maxcn, x, v); + else + s = format (s, "%-30v%=12s%16Ld%16Ld%16Ld%16.2e%16.2f", ns, state, + c, p, d, x, v); + + if (ns != n->name) + vec_free (ns); + + if (misc_info) + { + s = format (s, "\n%U%v", format_white_space, indent + 4, misc_info); + vec_free (misc_info); + } + + return s; +} + +static clib_error_t * +show_node_runtime (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + vlib_node_main_t * nm = &vm->node_main; + vlib_node_t * n; + f64 time_now; + u32 node_index; + vlib_node_t *** node_dups = 0; + f64 * vectors_per_main_loop = 0; + f64 * last_vector_length_per_node = 0; + + time_now = vlib_time_now (vm); + + if (unformat (input, "%U", unformat_vlib_node, vm, &node_index)) + { + n = vlib_get_node (vm, node_index); + vlib_node_sync_stats (vm, n); + vlib_cli_output (vm, "%U\n", format_vlib_node_stats, vm, 0, 0); + vlib_cli_output (vm, "%U\n", format_vlib_node_stats, vm, n, 0); + } + else + { + vlib_node_t ** nodes; + uword i, j; + f64 dt; + u64 n_input, n_output, n_drop, n_punt; + u64 n_internal_vectors, n_internal_calls; + u64 n_clocks, l, v, c, d; + int brief = 1; + int max = 0; + vlib_main_t ** stat_vms = 0, *stat_vm; + + /* Suppress nodes with zero calls since last clear */ + if (unformat (input, "brief") || unformat (input, "b")) + brief = 1; + if (unformat (input, "verbose") || unformat(input, "v")) + brief = 0; + if (unformat (input, "max") || unformat(input, "m")) + max = 1; + + if (vec_len(vlib_mains) == 0) + vec_add1 (stat_vms, vm); + else + { + for (i = 0; i < vec_len (vlib_mains); i++) + { + stat_vm = vlib_mains[i]; + if (stat_vm) + vec_add1 (stat_vms, stat_vm); + } + } + + /* + * Barrier sync across stats scraping. + * Otherwise, the counts will be grossly inaccurate. + */ + vlib_worker_thread_barrier_sync(vm); + + for (j = 0; j < vec_len (stat_vms); j++) + { + stat_vm = stat_vms[j]; + nm = &stat_vm->node_main; + + for (i = 0; i < vec_len (nm->nodes); i++) + { + n = nm->nodes[i]; + vlib_node_sync_stats (stat_vm, n); + } + + nodes = vec_dup (nm->nodes); + + vec_add1(node_dups, nodes); + vec_add1 (vectors_per_main_loop, + vlib_last_vectors_per_main_loop_as_f64 (stat_vm)); + vec_add1 (last_vector_length_per_node, + vlib_last_vector_length_per_node (stat_vm)); + } + vlib_worker_thread_barrier_release(vm); + + + for (j = 0; j < vec_len (stat_vms); j++) + { + stat_vm = stat_vms[j]; + nodes = node_dups[j]; + + vec_sort (nodes, n1, n2, + vec_cmp (n1[0]->name, n2[0]->name)); + + n_input = n_output = n_drop = n_punt = n_clocks = 0; + n_internal_vectors = n_internal_calls = 0; + for (i = 0; i < vec_len (nodes); i++) + { + n = nodes[i]; + + l = n->stats_total.clocks - n->stats_last_clear.clocks; + n_clocks += l; + + v = n->stats_total.vectors - n->stats_last_clear.vectors; + c = n->stats_total.calls - n->stats_last_clear.calls; + + switch (n->type) + { + default: + continue; + + case VLIB_NODE_TYPE_INTERNAL: + n_output += (n->flags & VLIB_NODE_FLAG_IS_OUTPUT) ? v : 0; + n_drop += (n->flags & VLIB_NODE_FLAG_IS_DROP) ? v : 0; + n_punt += (n->flags & VLIB_NODE_FLAG_IS_PUNT) ? v : 0; + if (! (n->flags & VLIB_NODE_FLAG_IS_OUTPUT)) + { + n_internal_vectors += v; + n_internal_calls += c; + } + if (n->flags & VLIB_NODE_FLAG_IS_HANDOFF) + n_input += v; + break; + + case VLIB_NODE_TYPE_INPUT: + n_input += v; + break; + } + } + + if (vec_len (vlib_mains)) + { + vlib_worker_thread_t *w = vlib_worker_threads + j; + if (j > 0) + vlib_cli_output (vm, "---------------"); + + if ( w->dpdk_lcore_id > -1) + vlib_cli_output (vm, "Thread %d %v (lcore %u)", j, w->name, + w->dpdk_lcore_id); + else + vlib_cli_output (vm, "Thread %d %v", j, + w->name); + } + + dt = time_now - nm->time_last_runtime_stats_clear; + vlib_cli_output + (vm, + "Time %.1f, average vectors/node %.2f, last %d main loops %.2f per node %.2f" + "\n vector rates in %.4e, out %.4e, drop %.4e, punt %.4e", + dt, + (n_internal_calls > 0 + ? (f64) n_internal_vectors / (f64) n_internal_calls + : 0), + 1 << VLIB_LOG2_MAIN_LOOPS_PER_STATS_UPDATE, + vectors_per_main_loop [j], + last_vector_length_per_node [j], + (f64) n_input / dt, + (f64) n_output / dt, + (f64) n_drop / dt, + (f64) n_punt / dt); + + vlib_cli_output (vm, "%U", format_vlib_node_stats, stat_vm, 0, max); + for (i = 0; i < vec_len (nodes); i++) + { + c = nodes[i]->stats_total.calls - nodes[i]->stats_last_clear.calls; + d = nodes[i]->stats_total.suspends - nodes[i]->stats_last_clear.suspends; + if (c || d || ! brief) + { + vlib_cli_output (vm, "%U", format_vlib_node_stats, stat_vm, + nodes[i], max); + } + } + vec_free (nodes); + } + vec_free (stat_vms); + vec_free (node_dups); + vec_free (vectors_per_main_loop); + vec_free (last_vector_length_per_node); + } + + return 0; +} + +VLIB_CLI_COMMAND (show_node_runtime_command, static) = { + .path = "show runtime", + .short_help = "Show packet processing runtime", + .function = show_node_runtime, + .is_mp_safe = 1, +}; + +static clib_error_t * +clear_node_runtime (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + vlib_node_main_t * nm; + vlib_node_t * n; + int i, j; + vlib_main_t ** stat_vms = 0, *stat_vm; + vlib_node_runtime_t * r; + + if (vec_len(vlib_mains) == 0) + vec_add1 (stat_vms, vm); + else + { + for (i = 0; i < vec_len (vlib_mains); i++) + { + stat_vm = vlib_mains[i]; + if (stat_vm) + vec_add1 (stat_vms, stat_vm); + } + } + + vlib_worker_thread_barrier_sync(vm); + + for (j = 0; j < vec_len (stat_vms); j++) + { + stat_vm = stat_vms[j]; + nm = &stat_vm->node_main; + + for (i = 0; i < vec_len (nm->nodes); i++) + { + n = nm->nodes[i]; + vlib_node_sync_stats (stat_vm, n); + n->stats_last_clear = n->stats_total; + + r = vlib_node_get_runtime (stat_vm, n->index); + r->max_clock = 0; + } + /* Note: input/output rates computed using vlib_global_main */ + nm->time_last_runtime_stats_clear = vlib_time_now (vm); + } + + vlib_worker_thread_barrier_release(vm); + + vec_free (stat_vms); + + return 0; +} + +VLIB_CLI_COMMAND (clear_node_runtime_command, static) = { + .path = "clear runtime", + .short_help = "Clear packet processing runtime statistics", + .function = clear_node_runtime, +}; + +/* Dummy function to get us linked in. */ +void vlib_node_cli_reference (void) {} diff --git a/vlib/vlib/node_format.c b/vlib/vlib/node_format.c new file mode 100644 index 00000000000..d1d415e1376 --- /dev/null +++ b/vlib/vlib/node_format.c @@ -0,0 +1,169 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * node_format.c: node formatting + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include + +u8 * format_vlib_node_graph (u8 * s, va_list * va) +{ + vlib_node_main_t * nm = va_arg (*va, vlib_node_main_t *); + vlib_node_t * n = va_arg (*va, vlib_node_t *); + int i, j; + uword indent; + typedef struct { + u32 next_node; + u32 next_slot; + u32 prev_node; + } tmp_t; + tmp_t * tmps = 0; + tmp_t empty = { .next_node = ~0, .prev_node = ~0 }; + + if (! n) + return format (s, + "%=26s%=26s%=26s", + "Name", "Next", "Previous"); + + s = format (s, "%-26v", n->name); + + indent = format_get_indent (s); + + for (i = j = 0; i < vec_len (n->next_nodes); i++) + { + if (n->next_nodes[i] == VLIB_INVALID_NODE_INDEX) + continue; + vec_validate_init_empty (tmps, j, empty); + tmps[j].next_node = n->next_nodes[i]; + tmps[j].next_slot = i; + j++; + } + + j = 0; + clib_bitmap_foreach (i, n->prev_node_bitmap, ({ + vec_validate_init_empty (tmps, j, empty); + tmps[j].prev_node = i; + j++; + })); + + for (i = 0; i < vec_len (tmps); i++) + { + if (i > 0) + s = format (s, "\n%U", format_white_space, indent); + + if (tmps[i].next_node != ~0) + { + vlib_node_t * x; + u8 * t = 0; + + x = vec_elt (nm->nodes, tmps[i].next_node); + t = format (t, "%v [%d]", x->name, tmps[i].next_slot); + s = format (s, "%=26v", t); + vec_free (t); + } + else + s = format (s, "%26s", ""); + + if (tmps[i].prev_node != ~0) + { + vlib_node_t * x; + x = vec_elt (nm->nodes, tmps[i].prev_node); + s = format (s, "%=26v", x->name); + } + } + + vec_free (tmps); + + return s; +} + +u8 * format_vlib_node_and_next (u8 * s, va_list * va) +{ + vlib_main_t * vm = va_arg (*va, vlib_main_t *); + vlib_node_t * n = va_arg (*va, vlib_node_t *); + u32 next_index = va_arg (*va, u32); + vlib_node_t * n_next; + u32 * ni; + + ni = vec_elt_at_index (n->next_nodes, next_index); + n_next = vlib_get_node (vm, ni[0]); + return format (s, "%v -> %v", n->name, n_next->name); +} + +u8 * format_vlib_node_name (u8 * s, va_list * va) +{ + vlib_main_t * vm = va_arg (*va, vlib_main_t *); + u32 node_index = va_arg (*va, u32); + vlib_node_t * n = vlib_get_node (vm, node_index); + + return format (s, "%v", n->name); +} + +u8 * format_vlib_next_node_name (u8 * s, va_list * va) +{ + vlib_main_t * vm = va_arg (*va, vlib_main_t *); + u32 node_index = va_arg (*va, u32); + u32 next_index = va_arg (*va, u32); + vlib_node_t * next = vlib_get_next_node (vm, node_index, next_index); + return format (s, "%v", next->name); +} + +/* Parse node name -> node index. */ +uword unformat_vlib_node (unformat_input_t * input, va_list * args) +{ + vlib_main_t * vm = va_arg (*args, vlib_main_t *); + u32 * result = va_arg (*args, u32 *); + + return unformat_user (input, unformat_hash_vec_string, + vm->node_main.node_by_name, result); +} + +u8 * format_vlib_time (u8 * s, va_list * va) +{ + CLIB_UNUSED (vlib_main_t * vm) = va_arg (*va, vlib_main_t *); + f64 time = va_arg (*va, f64); + return format (s, "%12.4f", time); +} + +u8 * format_vlib_cpu_time (u8 * s, va_list * va) +{ + vlib_main_t * vm = va_arg (*va, vlib_main_t *); + u64 cpu_time = va_arg (*va, u64); + f64 dt; + + dt = (cpu_time - vm->clib_time.init_cpu_time) * vm->clib_time.seconds_per_clock; + return format (s, "%U", format_vlib_time, vm, dt); +} diff --git a/vlib/vlib/node_funcs.h b/vlib/vlib/node_funcs.h new file mode 100644 index 00000000000..80dc3c602a1 --- /dev/null +++ b/vlib/vlib/node_funcs.h @@ -0,0 +1,979 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * node_funcs.h: processing nodes global functions/inlines + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef included_vlib_node_funcs_h +#define included_vlib_node_funcs_h + +#include + +always_inline vlib_node_t * +vlib_get_node (vlib_main_t * vm, u32 i) +{ return vec_elt (vm->node_main.nodes, i); } + +always_inline vlib_node_t * +vlib_get_next_node (vlib_main_t * vm, u32 node_index, u32 next_index) +{ + vlib_node_main_t * nm = &vm->node_main; + vlib_node_t * n; + + n = vec_elt (nm->nodes, node_index); + ASSERT (next_index < vec_len (n->next_nodes)); + return vlib_get_node (vm, n->next_nodes[next_index]); +} + +always_inline vlib_node_runtime_t * +vlib_node_get_runtime (vlib_main_t * vm, u32 node_index) +{ + vlib_node_main_t * nm = &vm->node_main; + vlib_node_t * n = vec_elt (nm->nodes, node_index); + vlib_process_t * p; + if (n->type != VLIB_NODE_TYPE_PROCESS) + return vec_elt_at_index (nm->nodes_by_type[n->type], n->runtime_index); + else + { + p = vec_elt (nm->processes, n->runtime_index); + return &p->node_runtime; + } +} + +always_inline void * +vlib_node_get_runtime_data (vlib_main_t * vm, u32 node_index) +{ + vlib_node_runtime_t * r = vlib_node_get_runtime (vm, node_index); + return r->runtime_data; +} + +always_inline void +vlib_node_set_runtime_data (vlib_main_t * vm, u32 node_index, + void * runtime_data, + u32 n_runtime_data_bytes) +{ + vlib_node_t * n = vlib_get_node (vm, node_index); + vlib_node_runtime_t * r = vlib_node_get_runtime (vm, node_index); + + n->runtime_data_bytes = n_runtime_data_bytes; + vec_free (n->runtime_data); + vec_add (n->runtime_data, runtime_data, n_runtime_data_bytes); + + ASSERT (vec_len (n->runtime_data) <= sizeof (r->runtime_data)); + if (vec_len (n->runtime_data) > 0) + memcpy (r->runtime_data, n->runtime_data, vec_len (n->runtime_data)); +} + +always_inline void +vlib_node_set_state (vlib_main_t * vm, u32 node_index, vlib_node_state_t new_state) +{ + vlib_node_main_t * nm = &vm->node_main; + vlib_node_t * n; + vlib_node_runtime_t * r; + + n = vec_elt (nm->nodes, node_index); + if (n->type == VLIB_NODE_TYPE_PROCESS) + { + vlib_process_t * p = vec_elt (nm->processes, n->runtime_index); + r = &p->node_runtime; + + /* When disabling make sure flags are cleared. */ + p->flags &= ~(VLIB_PROCESS_RESUME_PENDING + | VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_CLOCK + | VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_EVENT); + } + else + r = vec_elt_at_index (nm->nodes_by_type[n->type], n->runtime_index); + + ASSERT (new_state < VLIB_N_NODE_STATE); + + if (n->type == VLIB_NODE_TYPE_INPUT) + { + ASSERT (nm->input_node_counts_by_state[n->state] > 0); + nm->input_node_counts_by_state[n->state] -= 1; + nm->input_node_counts_by_state[new_state] += 1; + } + + n->state = new_state; + r->state = new_state; +} + +always_inline void +vlib_node_set_interrupt_pending (vlib_main_t * vm, u32 node_index) +{ + vlib_node_main_t * nm = &vm->node_main; + vlib_node_t * n = vec_elt (nm->nodes, node_index); + ASSERT (n->type == VLIB_NODE_TYPE_INPUT); + vec_add1 (nm->pending_interrupt_node_runtime_indices, n->runtime_index); +} + +always_inline vlib_process_t * +vlib_get_process_from_node (vlib_main_t * vm, vlib_node_t * node) +{ + vlib_node_main_t * nm = &vm->node_main; + ASSERT (node->type == VLIB_NODE_TYPE_PROCESS); + return vec_elt (nm->processes, node->runtime_index); +} + +/* Fetches frame with given handle. */ +always_inline vlib_frame_t * +vlib_get_frame_no_check (vlib_main_t * vm, uword frame_index) +{ + vlib_frame_t * f; + u32 cpu_index = frame_index & VLIB_CPU_MASK; + u32 offset = frame_index & VLIB_OFFSET_MASK; + vm = vlib_mains ? vlib_mains[cpu_index] : vm; + f = vm->heap_base + offset; + return f; +} + +always_inline u32 +vlib_frame_index_no_check (vlib_main_t * vm, vlib_frame_t * f) +{ + u32 i; + + ASSERT (((uword)f & VLIB_CPU_MASK)==0); + + vm = vlib_mains ? vlib_mains[f->cpu_index] : vm; + + i = ((u8 *) f - (u8 *) vm->heap_base); + return i | f->cpu_index; +} + +always_inline vlib_frame_t * +vlib_get_frame (vlib_main_t * vm, uword frame_index) +{ + vlib_frame_t * f = vlib_get_frame_no_check (vm, frame_index); + ASSERT (f->flags & VLIB_FRAME_IS_ALLOCATED); + return f; +} + +always_inline u32 +vlib_frame_index (vlib_main_t * vm, vlib_frame_t * f) +{ + uword i = vlib_frame_index_no_check (vm, f); + ASSERT (vlib_get_frame (vm, i) == f); + return i; +} + +/* Byte alignment for vector arguments. */ +#define VLIB_FRAME_VECTOR_ALIGN (1 << 4) + +always_inline u32 +vlib_frame_vector_byte_offset (u32 scalar_size) +{ + return round_pow2 (sizeof (vlib_frame_t) + scalar_size, + VLIB_FRAME_VECTOR_ALIGN); +} + +always_inline void * +vlib_frame_vector_args (vlib_frame_t * f) +{ + return (void *) f + vlib_frame_vector_byte_offset (f->scalar_size); +} + +/* Scalar data lies before aligned vector data. */ +always_inline void * +vlib_frame_args (vlib_frame_t * f) +{ return vlib_frame_vector_args (f) - f->scalar_size; } + +always_inline vlib_next_frame_t * +vlib_node_runtime_get_next_frame (vlib_main_t * vm, + vlib_node_runtime_t * n, + u32 next_index) +{ + vlib_node_main_t * nm = &vm->node_main; + vlib_next_frame_t * nf; + + ASSERT (next_index < n->n_next_nodes); + nf = vec_elt_at_index (nm->next_frames, + n->next_frame_index + next_index); + + if (CLIB_DEBUG > 0) + { + vlib_node_t * node, * next; + node = vec_elt (nm->nodes, n->node_index); + next = vec_elt (nm->nodes, node->next_nodes[next_index]); + ASSERT (nf->node_runtime_index == next->runtime_index); + } + + return nf; +} + +always_inline vlib_next_frame_t * +vlib_node_get_next_frame (vlib_main_t * vm, + u32 node_index, + u32 next_index) +{ + vlib_node_main_t * nm = &vm->node_main; + vlib_node_t * n; + vlib_node_runtime_t * r; + + n = vec_elt (nm->nodes, node_index); + r = vec_elt_at_index (nm->nodes_by_type[n->type], n->runtime_index); + return vlib_node_runtime_get_next_frame (vm, r, next_index); +} + +vlib_frame_t * +vlib_get_next_frame_internal (vlib_main_t * vm, + vlib_node_runtime_t * node, + u32 next_index, + u32 alloc_new_frame); + +#define vlib_get_next_frame_macro(vm,node,next_index,vectors,n_vectors_left,alloc_new_frame) \ +do { \ + vlib_frame_t * _f \ + = vlib_get_next_frame_internal ((vm), (node), (next_index), \ + (alloc_new_frame)); \ + u32 _n = _f->n_vectors; \ + (vectors) = vlib_frame_vector_args (_f) + _n * sizeof ((vectors)[0]); \ + (n_vectors_left) = VLIB_FRAME_SIZE - _n; \ +} while (0) + +#define vlib_get_next_frame(vm,node,next_index,vectors,n_vectors_left) \ + vlib_get_next_frame_macro (vm, node, next_index, \ + vectors, n_vectors_left, \ + /* alloc new frame */ 0) + +#define vlib_get_new_next_frame(vm,node,next_index,vectors,n_vectors_left) \ + vlib_get_next_frame_macro (vm, node, next_index, \ + vectors, n_vectors_left, \ + /* alloc new frame */ 1) + +void +vlib_put_next_frame (vlib_main_t * vm, + vlib_node_runtime_t * r, + u32 next_index, + u32 n_packets_left); + +/* Combination get plus put. Returns vector argument just added. */ +#define vlib_set_next_frame(vm,node,next_index,v) \ +({ \ + uword _n_left; \ + vlib_get_next_frame ((vm), (node), (next_index), (v), _n_left); \ + ASSERT (_n_left > 0); \ + vlib_put_next_frame ((vm), (node), (next_index), _n_left - 1); \ + (v); \ +}) + +always_inline void +vlib_set_next_frame_buffer (vlib_main_t * vm, + vlib_node_runtime_t * node, + u32 next_index, + u32 buffer_index) +{ + u32 * p; + p = vlib_set_next_frame (vm, node, next_index, p); + p[0] = buffer_index; +} + +vlib_frame_t * vlib_get_frame_to_node (vlib_main_t * vm, u32 to_node_index); +void vlib_put_frame_to_node (vlib_main_t * vm, u32 to_node_index, vlib_frame_t * f); + +always_inline vlib_process_t * +vlib_get_current_process (vlib_main_t * vm) +{ + vlib_node_main_t * nm = &vm->node_main; + return vec_elt (nm->processes, nm->current_process_index); +} + +always_inline uword +vlib_in_process_context (vlib_main_t * vm) +{ return vm->node_main.current_process_index != ~0; } + +always_inline uword +vlib_current_process (vlib_main_t * vm) +{ return vlib_get_current_process (vm)->node_runtime.node_index; } + +/* Anything less than 1e-6 is considered zero. */ +always_inline uword +vlib_process_suspend_time_is_zero (f64 dt) +{ return dt < 1e-6; } + +always_inline uword +vlib_process_suspend (vlib_main_t * vm, f64 dt) +{ + uword r; + vlib_node_main_t * nm = &vm->node_main; + vlib_process_t * p = vec_elt (nm->processes, nm->current_process_index); + u64 dt_cpu = dt * vm->clib_time.clocks_per_second; + + if (vlib_process_suspend_time_is_zero (dt)) + return VLIB_PROCESS_RESUME_LONGJMP_RESUME; + + p->flags |= VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_CLOCK; + r = clib_setjmp (&p->resume_longjmp, VLIB_PROCESS_RESUME_LONGJMP_SUSPEND); + if (r == VLIB_PROCESS_RESUME_LONGJMP_SUSPEND) + { + p->resume_cpu_time = clib_cpu_time_now () + dt_cpu; + clib_longjmp (&p->return_longjmp, VLIB_PROCESS_RETURN_LONGJMP_SUSPEND); + } + + return r; +} + +always_inline void +vlib_process_free_event_type (vlib_process_t * p, uword t, uword is_one_time_event) +{ + ASSERT (! pool_is_free_index (p->event_type_pool, t)); + pool_put_index (p->event_type_pool, t); + if (is_one_time_event) + p->one_time_event_type_bitmap = + clib_bitmap_andnoti (p->one_time_event_type_bitmap, t); +} + +always_inline void +vlib_process_maybe_free_event_type (vlib_process_t * p, uword t) +{ + ASSERT (! pool_is_free_index (p->event_type_pool, t)); + if (clib_bitmap_get (p->one_time_event_type_bitmap, t)) + vlib_process_free_event_type (p, t, /* is_one_time_event */ 1); +} + +always_inline void * +vlib_process_get_event_data (vlib_main_t * vm, uword * return_event_type_opaque) +{ + vlib_node_main_t * nm = &vm->node_main; + vlib_process_t * p; + vlib_process_event_type_t * et; + uword t, l; + void * event_data_vector; + + p = vec_elt (nm->processes, nm->current_process_index); + + /* Find first type with events ready. + Return invalid type when there's nothing there. */ + t = clib_bitmap_first_set (p->non_empty_event_type_bitmap); + if (t == ~0) + return 0; + + p->non_empty_event_type_bitmap = clib_bitmap_andnoti (p->non_empty_event_type_bitmap, t); + + l = _vec_len (p->pending_event_data_by_type_index[t]); + ASSERT (l > 0); + event_data_vector = p->pending_event_data_by_type_index[t]; + p->pending_event_data_by_type_index[t] = 0; + + et = pool_elt_at_index (p->event_type_pool, t); + + /* Return user's opaque value and possibly index. */ + *return_event_type_opaque = et->opaque; + + vlib_process_maybe_free_event_type (p, t); + + return event_data_vector; +} + +/* Return event data vector for later reuse. We reuse event data to avoid + repeatedly allocating event vectors in cases where we care about speed. */ +always_inline void +vlib_process_put_event_data (vlib_main_t * vm, void * event_data) +{ + vlib_node_main_t * nm = &vm->node_main; + vec_add1 (nm->recycled_event_data_vectors, event_data); +} + +/* Return type & add any events to data vector. */ +always_inline uword +vlib_process_get_events (vlib_main_t * vm, uword ** data_vector) +{ + vlib_node_main_t * nm = &vm->node_main; + vlib_process_t * p; + vlib_process_event_type_t * et; + uword r, t, l; + + p = vec_elt (nm->processes, nm->current_process_index); + + /* Find first type with events ready. + Return invalid type when there's nothing there. */ + t = clib_bitmap_first_set (p->non_empty_event_type_bitmap); + if (t == ~0) + return t; + + p->non_empty_event_type_bitmap = clib_bitmap_andnoti (p->non_empty_event_type_bitmap, t); + + l = _vec_len (p->pending_event_data_by_type_index[t]); + if (data_vector) + vec_add (*data_vector, p->pending_event_data_by_type_index[t], l); + _vec_len (p->pending_event_data_by_type_index[t]) = 0; + + et = pool_elt_at_index (p->event_type_pool, t); + + /* Return user's opaque value. */ + r = et->opaque; + + vlib_process_maybe_free_event_type (p, t); + + return r; +} + +always_inline uword +vlib_process_get_events_helper (vlib_process_t * p, uword t, uword ** data_vector) +{ + uword l; + + p->non_empty_event_type_bitmap = clib_bitmap_andnoti (p->non_empty_event_type_bitmap, t); + + l = _vec_len (p->pending_event_data_by_type_index[t]); + if (data_vector) + vec_add (*data_vector, p->pending_event_data_by_type_index[t], l); + _vec_len (p->pending_event_data_by_type_index[t]) = 0; + + vlib_process_maybe_free_event_type (p, t); + + return l; +} + +/* As above but query as specified type of event. Returns number of + events found. */ +always_inline uword +vlib_process_get_events_with_type (vlib_main_t * vm, uword ** data_vector, + uword with_type_opaque) +{ + vlib_node_main_t * nm = &vm->node_main; + vlib_process_t * p; + uword t, * h; + + p = vec_elt (nm->processes, nm->current_process_index); + h = hash_get (p->event_type_index_by_type_opaque, with_type_opaque); + if (! h) + /* This can happen when an event has not yet been + signaled with given opaque type. */ + return 0; + + t = h[0]; + if (! clib_bitmap_get (p->non_empty_event_type_bitmap, t)) + return 0; + + return vlib_process_get_events_helper (p, t, data_vector); +} + +always_inline uword * +vlib_process_wait_for_event (vlib_main_t * vm) +{ + vlib_node_main_t * nm = &vm->node_main; + vlib_process_t * p; + uword r; + + p = vec_elt (nm->processes, nm->current_process_index); + if (clib_bitmap_is_zero (p->non_empty_event_type_bitmap)) + { + p->flags |= VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_EVENT; + r = clib_setjmp (&p->resume_longjmp, VLIB_PROCESS_RESUME_LONGJMP_SUSPEND); + if (r == VLIB_PROCESS_RESUME_LONGJMP_SUSPEND) + clib_longjmp (&p->return_longjmp, VLIB_PROCESS_RETURN_LONGJMP_SUSPEND); + } + + return p->non_empty_event_type_bitmap; +} + +always_inline uword +vlib_process_wait_for_one_time_event (vlib_main_t * vm, + uword ** data_vector, + uword with_type_index) +{ + vlib_node_main_t * nm = &vm->node_main; + vlib_process_t * p; + uword r; + + p = vec_elt (nm->processes, nm->current_process_index); + ASSERT (! pool_is_free_index (p->event_type_pool, with_type_index)); + while (! clib_bitmap_get (p->non_empty_event_type_bitmap, with_type_index)) + { + p->flags |= VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_EVENT; + r = clib_setjmp (&p->resume_longjmp, VLIB_PROCESS_RESUME_LONGJMP_SUSPEND); + if (r == VLIB_PROCESS_RESUME_LONGJMP_SUSPEND) + clib_longjmp (&p->return_longjmp, VLIB_PROCESS_RETURN_LONGJMP_SUSPEND); + } + + return vlib_process_get_events_helper (p, with_type_index, data_vector); +} + +always_inline uword +vlib_process_wait_for_event_with_type (vlib_main_t * vm, + uword ** data_vector, + uword with_type_opaque) +{ + vlib_node_main_t * nm = &vm->node_main; + vlib_process_t * p; + uword r, * h; + + p = vec_elt (nm->processes, nm->current_process_index); + h = hash_get (p->event_type_index_by_type_opaque, with_type_opaque); + while (! h || ! clib_bitmap_get (p->non_empty_event_type_bitmap, h[0])) + { + p->flags |= VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_EVENT; + r = clib_setjmp (&p->resume_longjmp, VLIB_PROCESS_RESUME_LONGJMP_SUSPEND); + if (r == VLIB_PROCESS_RESUME_LONGJMP_SUSPEND) + clib_longjmp (&p->return_longjmp, VLIB_PROCESS_RETURN_LONGJMP_SUSPEND); + + /* See if unknown event type has been signaled now. */ + if (! h) + h = hash_get (p->event_type_index_by_type_opaque, with_type_opaque); + } + + return vlib_process_get_events_helper (p, h[0], data_vector); +} + +always_inline f64 +vlib_process_wait_for_event_or_clock (vlib_main_t * vm, f64 dt) +{ + vlib_node_main_t * nm = &vm->node_main; + vlib_process_t * p; + f64 wakeup_time; + uword r; + + p = vec_elt (nm->processes, nm->current_process_index); + + if (vlib_process_suspend_time_is_zero (dt) + || ! clib_bitmap_is_zero (p->non_empty_event_type_bitmap)) + return dt; + + wakeup_time = vlib_time_now (vm) + dt; + + /* Suspend waiting for both clock and event to occur. */ + p->flags |= (VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_EVENT + | VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_CLOCK); + + r = clib_setjmp (&p->resume_longjmp, VLIB_PROCESS_RESUME_LONGJMP_SUSPEND); + if (r == VLIB_PROCESS_RESUME_LONGJMP_SUSPEND) + { + p->resume_cpu_time = (clib_cpu_time_now () + + (dt * vm->clib_time.clocks_per_second)); + clib_longjmp (&p->return_longjmp, VLIB_PROCESS_RETURN_LONGJMP_SUSPEND); + } + + /* Return amount of time still left to sleep. + If <= 0 then we've been waken up by the clock (and not an event). */ + return wakeup_time - vlib_time_now (vm); +} + +always_inline vlib_process_event_type_t * +vlib_process_new_event_type (vlib_process_t * p, uword with_type_opaque) +{ + vlib_process_event_type_t * et; + pool_get (p->event_type_pool, et); + et->opaque = with_type_opaque; + return et; +} + +always_inline uword +vlib_process_create_one_time_event (vlib_main_t * vm, uword node_index, uword with_type_opaque) +{ + vlib_node_main_t * nm = &vm->node_main; + vlib_node_t * n = vlib_get_node (vm, node_index); + vlib_process_t * p = vec_elt (nm->processes, n->runtime_index); + vlib_process_event_type_t * et; + uword t; + + et = vlib_process_new_event_type (p, with_type_opaque); + t = et - p->event_type_pool; + p->one_time_event_type_bitmap = clib_bitmap_ori (p->one_time_event_type_bitmap, t); + return t; +} + +always_inline void +vlib_process_delete_one_time_event (vlib_main_t * vm, uword node_index, uword t) +{ + vlib_node_main_t * nm = &vm->node_main; + vlib_node_t * n = vlib_get_node (vm, node_index); + vlib_process_t * p = vec_elt (nm->processes, n->runtime_index); + + ASSERT (clib_bitmap_get (p->one_time_event_type_bitmap, t)); + vlib_process_free_event_type (p, t, /* is_one_time_event */ 1); +} + +always_inline void * +vlib_process_signal_event_helper (vlib_node_main_t * nm, + vlib_node_t * n, + vlib_process_t * p, + uword t, + uword n_data_elts, + uword n_data_elt_bytes) +{ + uword p_flags, add_to_pending, delete_from_wheel; + void * data_to_be_written_by_caller; + + ASSERT (! pool_is_free_index (p->event_type_pool, t)); + + vec_validate (p->pending_event_data_by_type_index, t); + + /* Resize data vector and return caller's data to be written. */ + { + void * data_vec = p->pending_event_data_by_type_index[t]; + uword l; + + if (! data_vec && vec_len (nm->recycled_event_data_vectors)) + { + data_vec = vec_pop (nm->recycled_event_data_vectors); + _vec_len (data_vec) = 0; + } + + l = vec_len (data_vec); + + data_vec = _vec_resize (data_vec, + /* length_increment */ n_data_elts, + /* total size after increment */ (l + n_data_elts) * n_data_elt_bytes, + /* header_bytes */ 0, /* data_align */ 0); + + p->pending_event_data_by_type_index[t] = data_vec; + data_to_be_written_by_caller = data_vec + l * n_data_elt_bytes; + } + + p->non_empty_event_type_bitmap = clib_bitmap_ori (p->non_empty_event_type_bitmap, t); + + p_flags = p->flags; + + /* Event was already signalled? */ + add_to_pending = (p_flags & VLIB_PROCESS_RESUME_PENDING) == 0; + + /* Process will resume when suspend time elapses? */ + delete_from_wheel = 0; + if (p_flags & VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_CLOCK) + { + /* Waiting for both event and clock? */ + if (p_flags & VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_EVENT) + delete_from_wheel = 1; + else + /* Waiting only for clock. Event will be queue and may be + handled when timer expires. */ + add_to_pending = 0; + } + + /* Never add current process to pending vector since current process is + already running. */ + add_to_pending &= nm->current_process_index != n->runtime_index; + + if (add_to_pending) + { + u32 x = vlib_timing_wheel_data_set_suspended_process (n->runtime_index); + p->flags = p_flags | VLIB_PROCESS_RESUME_PENDING; + vec_add1 (nm->data_from_advancing_timing_wheel, x); + if (delete_from_wheel) + timing_wheel_delete (&nm->timing_wheel, x); + } + + return data_to_be_written_by_caller; +} + +always_inline void * +vlib_process_signal_event_data (vlib_main_t * vm, + uword node_index, + uword type_opaque, + uword n_data_elts, + uword n_data_elt_bytes) +{ + vlib_node_main_t * nm = &vm->node_main; + vlib_node_t * n = vlib_get_node (vm, node_index); + vlib_process_t * p = vec_elt (nm->processes, n->runtime_index); + uword * h, t; + + h = hash_get (p->event_type_index_by_type_opaque, type_opaque); + if (! h) + { + vlib_process_event_type_t * et = vlib_process_new_event_type (p, type_opaque); + t = et - p->event_type_pool; + hash_set (p->event_type_index_by_type_opaque, type_opaque, t); + } + else + t = h[0]; + + return vlib_process_signal_event_helper (nm, n, p, t, n_data_elts, n_data_elt_bytes); +} + +always_inline void * +vlib_process_signal_event_at_time (vlib_main_t * vm, + f64 dt, + uword node_index, + uword type_opaque, + uword n_data_elts, + uword n_data_elt_bytes) +{ + vlib_node_main_t * nm = &vm->node_main; + vlib_node_t * n = vlib_get_node (vm, node_index); + vlib_process_t * p = vec_elt (nm->processes, n->runtime_index); + uword * h, t; + + h = hash_get (p->event_type_index_by_type_opaque, type_opaque); + if (! h) + { + vlib_process_event_type_t * et = vlib_process_new_event_type (p, type_opaque); + t = et - p->event_type_pool; + hash_set (p->event_type_index_by_type_opaque, type_opaque, t); + } + else + t = h[0]; + + if (vlib_process_suspend_time_is_zero (dt)) + return vlib_process_signal_event_helper (nm, n, p, t, n_data_elts, n_data_elt_bytes); + else + { + vlib_signal_timed_event_data_t * te; + u64 dt_cpu = dt * vm->clib_time.clocks_per_second; + + pool_get_aligned (nm->signal_timed_event_data_pool, te, sizeof (te[0])); + + te->n_data_elts = n_data_elts; + te->n_data_elt_bytes = n_data_elt_bytes; + te->n_data_bytes = n_data_elts * n_data_elt_bytes; + + /* Assert that structure fields are big enough. */ + ASSERT (te->n_data_elts == n_data_elts); + ASSERT (te->n_data_elt_bytes == n_data_elt_bytes); + ASSERT (te->n_data_bytes == n_data_elts * n_data_elt_bytes); + + te->process_node_index = n->runtime_index; + te->event_type_index = t; + + timing_wheel_insert (&nm->timing_wheel, clib_cpu_time_now () + dt_cpu, + vlib_timing_wheel_data_set_timed_event (te - nm->signal_timed_event_data_pool)); + + /* Inline data big enough to hold event? */ + if (te->n_data_bytes < sizeof (te->inline_event_data)) + return te->inline_event_data; + else + { + te->event_data_as_vector = 0; + vec_resize (te->event_data_as_vector, te->n_data_bytes); + return te->event_data_as_vector; + } + } +} + +always_inline void * +vlib_process_signal_one_time_event_data (vlib_main_t * vm, + uword node_index, + uword type_index, + uword n_data_elts, + uword n_data_elt_bytes) +{ + vlib_node_main_t * nm = &vm->node_main; + vlib_node_t * n = vlib_get_node (vm, node_index); + vlib_process_t * p = vec_elt (nm->processes, n->runtime_index); + return vlib_process_signal_event_helper (nm, n, p, type_index, n_data_elts, n_data_elt_bytes); +} + +always_inline void +vlib_process_signal_event (vlib_main_t * vm, + uword node_index, + uword type_opaque, + uword data) +{ + uword * d = vlib_process_signal_event_data (vm, node_index, type_opaque, + 1 /* elts */, sizeof (uword)); + d[0] = data; +} + +always_inline void +vlib_process_signal_event_pointer (vlib_main_t * vm, + uword node_index, + uword type_opaque, + void * data) +{ + void ** d = vlib_process_signal_event_data (vm, node_index, type_opaque, + 1 /* elts */, sizeof (data)); + d[0] = data; +} + +always_inline void +vlib_process_signal_one_time_event (vlib_main_t * vm, + uword node_index, + uword type_index, + uword data) +{ + uword * d = vlib_process_signal_one_time_event_data (vm, node_index, type_index, + 1 /* elts */, sizeof (uword)); + d[0] = data; +} + +always_inline void +vlib_signal_one_time_waiting_process (vlib_main_t * vm, vlib_one_time_waiting_process_t * p) +{ + vlib_process_signal_one_time_event (vm, p->node_index, p->one_time_event, /* data */ ~0); + memset (p, ~0, sizeof (p[0])); +} + +always_inline void +vlib_signal_one_time_waiting_process_vector (vlib_main_t * vm, + vlib_one_time_waiting_process_t ** wps) +{ + vlib_one_time_waiting_process_t * wp; + vec_foreach (wp, *wps) + vlib_signal_one_time_waiting_process (vm, wp); + vec_free (*wps); +} + +always_inline void +vlib_current_process_wait_for_one_time_event (vlib_main_t * vm, vlib_one_time_waiting_process_t * p) +{ + p->node_index = vlib_current_process (vm); + p->one_time_event = + vlib_process_create_one_time_event (vm, p->node_index, /* type opaque */ ~0); + vlib_process_wait_for_one_time_event (vm, + /* don't care about data */ 0, + p->one_time_event); +} + +always_inline void +vlib_current_process_wait_for_one_time_event_vector (vlib_main_t * vm, + vlib_one_time_waiting_process_t ** wps) +{ + vlib_one_time_waiting_process_t * wp; + vec_add2 (*wps, wp, 1); + vlib_current_process_wait_for_one_time_event (vm, wp); +} + +always_inline u32 +vlib_node_runtime_update_main_loop_vector_stats (vlib_main_t * vm, + vlib_node_runtime_t * node, + uword n_vectors) +{ + u32 i, d, vi0, vi1; + u32 i0, i1; + + ASSERT (is_pow2 (ARRAY_LEN (node->main_loop_vector_stats))); + i = ((vm->main_loop_count >> VLIB_LOG2_MAIN_LOOPS_PER_STATS_UPDATE) + & (ARRAY_LEN (node->main_loop_vector_stats) - 1)); + i0 = i ^ 0; + i1 = i ^ 1; + d = ((vm->main_loop_count >> VLIB_LOG2_MAIN_LOOPS_PER_STATS_UPDATE) + - (node->main_loop_count_last_dispatch >> VLIB_LOG2_MAIN_LOOPS_PER_STATS_UPDATE)); + vi0 = node->main_loop_vector_stats[i0]; + vi1 = node->main_loop_vector_stats[i1]; + vi0 = d == 0 ? vi0 : 0; + vi1 = d <= 1 ? vi1 : 0; + vi0 += n_vectors; + node->main_loop_vector_stats[i0] = vi0; + node->main_loop_vector_stats[i1] = vi1; + node->main_loop_count_last_dispatch = vm->main_loop_count; + /* Return previous counter. */ + return node->main_loop_vector_stats[i1]; +} + +always_inline f64 +vlib_node_vectors_per_main_loop_as_float (vlib_main_t * vm, u32 node_index) +{ + vlib_node_runtime_t * rt = vlib_node_get_runtime (vm, node_index); + u32 v; + + v = vlib_node_runtime_update_main_loop_vector_stats (vm, rt, /* n_vectors */ 0); + return (f64) v / (1 << VLIB_LOG2_MAIN_LOOPS_PER_STATS_UPDATE); +} + +always_inline u32 +vlib_node_vectors_per_main_loop_as_integer (vlib_main_t * vm, u32 node_index) +{ + vlib_node_runtime_t * rt = vlib_node_get_runtime (vm, node_index); + u32 v; + + v = vlib_node_runtime_update_main_loop_vector_stats (vm, rt, /* n_vectors */ 0); + return v >> VLIB_LOG2_MAIN_LOOPS_PER_STATS_UPDATE; +} + +void +vlib_frame_free (vlib_main_t * vm, + vlib_node_runtime_t * r, + vlib_frame_t * f); + +/* Add next node to given node in given slot. */ +uword +vlib_node_add_next_with_slot (vlib_main_t * vm, + uword node, + uword next_node, + uword slot); + +/* As above but adds to end of node's next vector. */ +always_inline uword +vlib_node_add_next (vlib_main_t * vm, uword node, uword next_node) +{ return vlib_node_add_next_with_slot (vm, node, next_node, ~0); } + +/* Add next node to given node in given slot. */ +uword +vlib_node_add_named_next_with_slot (vlib_main_t * vm, + uword node, + char * next_name, + uword slot); + +/* As above but adds to end of node's next vector. */ +always_inline uword +vlib_node_add_named_next (vlib_main_t * vm, + uword node, + char * name) +{ return vlib_node_add_named_next_with_slot (vm, node, name, ~0); } + +/* Query node given name. */ +vlib_node_t * vlib_get_node_by_name (vlib_main_t * vm, u8 * name); + +/* Rename a node. */ +void vlib_node_rename (vlib_main_t * vm, u32 node_index, char * fmt, ...); + +/* Register new packet processing node. Nodes can be registered + dynamically via this call or statically via the VLIB_REGISTER_NODE + macro. */ +u32 vlib_register_node (vlib_main_t * vm, vlib_node_registration_t * r); + +/* Register all static nodes registered via VLIB_REGISTER_NODE. */ +void vlib_register_all_static_nodes (vlib_main_t * vm); + +/* Start a process. */ +void vlib_start_process (vlib_main_t * vm, uword process_index); + +/* Sync up runtime and main node stats. */ +void +vlib_node_sync_stats (vlib_main_t * vm, vlib_node_t * n); + +/* Node graph initialization function. */ +clib_error_t * vlib_node_main_init (vlib_main_t * vm); + +format_function_t format_vlib_node_graph; +format_function_t format_vlib_node_name; +format_function_t format_vlib_next_node_name; +format_function_t format_vlib_node_and_next; +format_function_t format_vlib_cpu_time; +format_function_t format_vlib_time; +/* Parse node name -> node index. */ +unformat_function_t unformat_vlib_node; + +always_inline void +vlib_node_increment_counter (vlib_main_t *vm, u32 node_index, + u32 counter_index, u64 increment) +{ + vlib_node_t * n = vlib_get_node (vm, node_index); + vlib_error_main_t * em = &vm->error_main; + u32 node_counter_base_index = n->error_heap_index; + em->counters[node_counter_base_index + counter_index] += increment; +} + +#endif /* included_vlib_node_funcs_h */ diff --git a/vlib/vlib/parse.c b/vlib/vlib/parse.c new file mode 100644 index 00000000000..844be8aafe3 --- /dev/null +++ b/vlib/vlib/parse.c @@ -0,0 +1,980 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#include + +#define PARSE_DEBUG 0 + +u16 word_type_index, number_type_index, eof_type_index, rule_eof_type_index, + plus_type_index, minus_type_index, star_type_index, slash_type_index, + lpar_type_index, rpar_type_index; + +u8 * format_vlib_parse_value (u8 * s, va_list * args) +{ + vlib_parse_main_t *pm = va_arg (*args, vlib_parse_main_t *); + vlib_parse_type_t *type; + vlib_parse_value_t *v; + u16 type_index; + + s = format (s, "%d items:\n", vec_len (pm->parse_value)); + vec_foreach (v, pm->parse_value) + { + type_index = v->type; + type = pool_elt_at_index (pm->parse_types, type_index); + if (type->format_value) + s = format (s, "[%d]: %U\n", v - pm->parse_value, + type->format_value, v); + else + s = format (s, "[%d]: (nofun)\n", v - pm->parse_value); + } + return s; +} + +static u8 * format_vlib_parse_match (u8 * s, va_list * args) +{ + vlib_parse_match_t m = va_arg (*args, vlib_parse_match_t); + char * t = 0; + switch (m) + { +#define _(a) case VLIB_PARSE_##a: t = #a; break; + foreach_parse_match_type +#undef _ + default: t = 0; break; + } + + if (t) + return format (s, "%s", t); + else + return format (s, "unknown 0x%x", m); +} + +static u8 * format_vlib_parse_item (u8 * s, va_list * args) +{ + vlib_parse_main_t *pm = va_arg (*args, vlib_parse_main_t *); + vlib_parse_item_t *item = va_arg (*args, vlib_parse_item_t *); + vlib_parse_type_t *type = pool_elt_at_index (pm->parse_types, item->type); + + if (item->type == word_type_index) + s = format (s, "%s", item->value.as_pointer); + else + s = format (s, "<%s>", type->name); + return s; +} + +static u8 * format_vlib_parse_graph (u8 * s, va_list * args) +{ + vlib_parse_main_t *pm = va_arg (*args, vlib_parse_main_t *); + vlib_parse_graph_t *node = va_arg (*args, vlib_parse_graph_t *); + vlib_parse_item_t *item; + vlib_parse_type_t *type; + + /* $$$ hash table */ + pool_foreach (type, pm->parse_types, + ({ + if (type->rule_index == node - pm->parse_graph) + s = format (s, "\n<%s>\n", type->name); + })); + + if (pm->root_index == (node - pm->parse_graph)) + s = format (s, "\n\n"); + + item = pool_elt_at_index (pm->parse_items, node->item); + + s = format (s, "[%d] %U ", node - pm->parse_graph, + format_vlib_parse_item, pm, item); + + if (node->peer == (u32)~0) + s = format (s, "peer nil "); + else + s = format (s, "peer %4u ", node->peer); + + if (node->deeper == (u32)~0) + s = format (s, "deeper nil "); + else + s = format (s, "deeper %4u ", node->deeper); + + return s; +} + +void dump_parse_graph (void) +{ + vlib_parse_main_t *pm = &vlib_parse_main; + vlib_parse_graph_t *node; + + pool_foreach (node, pm->parse_graph, ({ + fformat(stdout, "%U\n", format_vlib_parse_graph, pm, node); + })); +} + +always_inline void +parse_cleanup_value (vlib_parse_main_t *pm, vlib_parse_value_t *pv) +{ + vlib_parse_type_t *type = pool_elt_at_index (pm->parse_types, pv->type); + if (type->value_cleanup_function) + type->value_cleanup_function (pv); +} + +static void parse_reset (vlib_parse_main_t *pm, u8 *input) +{ + vlib_lex_token_t *t; + vlib_parse_value_t *pv; + + vlib_lex_reset (pm->lex_main, input); + + vec_foreach (t, pm->tokens) + vlib_lex_cleanup_token (t); + + vec_foreach (pv, pm->parse_value) + parse_cleanup_value (pm, pv); + + _vec_len (pm->parse_value) = 0; + _vec_len (pm->tokens) = 0; + pm->current_token_index = 0; +} + +static void parse_help (vlib_parse_main_t *pm, u32 index) +{ + vlib_parse_graph_t *node; + vlib_parse_item_t *item; + vlib_parse_type_t *type; + vlib_main_t *vm = pm->vlib_main; + u8 *help_input; + int i; + + help_input = vec_dup (pm->lex_main->input_vector); + + for (i = vec_len(help_input)-1; i >= 0; i--) + if (help_input[i] == '?') + { + help_input[i] = 0; + _vec_len(help_input) = i; + break; + } + + for (i = vec_len(help_input)-1; i >= 0; i--) + { + if (help_input[i] != ' ' && help_input[i] != '\t') + break; + help_input[i] = 0; + break; + } + _vec_len(help_input) = i+1; + + while (index != (u32)~0) + { + node = pool_elt_at_index (pm->parse_graph, index); + item = pool_elt_at_index (pm->parse_items, node->item); + type = pool_elt_at_index (pm->parse_types, item->type); + + if (item->type == eof_type_index && vec_len (pm->match_items) == 0) + /* do nothing */; + else if (item->type == word_type_index) + vlib_cli_output (vm, "%s %s\n", help_input, item->value.as_pointer); + else + vlib_cli_output (vm, "%s <%s>\n", help_input, type->name); + index = node->peer; + } + vec_free (help_input); +} + +static vlib_parse_match_t +parse_eval_internal (vlib_parse_main_t *pm, u32 index) +{ + vlib_parse_graph_t *node; + vlib_parse_item_t *item; + vlib_parse_type_t *type; + vlib_parse_value_t value, *pv; + vlib_parse_match_t rv; + u32 *partial_matches = 0; + vlib_lex_token_t *t; + u32 save_token_index=(u32)~0, save_match_items=0; + int had_value = 0; + + if (pm->current_token_index >= vec_len(pm->tokens)) + return VLIB_PARSE_MATCH_FAIL; + + /* current token */ + t = vec_elt_at_index (pm->tokens, pm->current_token_index); + + /* Help ? */ + if (PREDICT_FALSE(t->token == VLIB_LEX_qmark)) + { + parse_help (pm, index); + _vec_len (pm->match_items) = 0; + return VLIB_PARSE_MATCH_DONE; + } + + /* Across all peers at this level of the parse graph */ + while (index != (u32)~0) + { + node = pool_elt_at_index (pm->parse_graph, index); + item = pool_elt_at_index (pm->parse_items, node->item); + type = pool_elt_at_index (pm->parse_types, item->type); + + /* + * Save the token index. We may have to back up several + * trie plies. Type-specific match functions can consume + * multiple tokens, and they may not be optimally careful + */ + save_token_index = pm->current_token_index; + save_match_items = vec_len (pm->match_items); + vec_add1 (pm->match_items, node->item); + + if (PARSE_DEBUG > 1) + clib_warning ("Try to match token %U against node %d", + format_vlib_lex_token, pm->lex_main, t, index); + + /* Call the type-specific match function */ + rv = type->match_function (pm, type, t, &value); + + if (PARSE_DEBUG > 1) + clib_warning ("returned %U", format_vlib_parse_match, rv); + + switch (rv) + { + case VLIB_PARSE_MATCH_VALUE: + /* + * Matched, and returned a value to append to the + * set of args passed to the action function + */ + value.type = item->type; + vec_add1 (pm->parse_value, value); + had_value = 1; + /* fallthrough */ + + case VLIB_PARSE_MATCH_FULL: + unambiguous_partial_match: + /* Consume the matched token */ + pm->current_token_index++; + + /* continue matching along this path */ + rv = parse_eval_internal (pm, node->deeper); + + /* this is not the right path */ + if (rv == VLIB_PARSE_MATCH_FAIL) + { + if (had_value) + { + /* Delete the value */ + value = pm->parse_value [vec_len (pm->parse_value)-1]; + parse_cleanup_value (pm, &value); + _vec_len (pm->parse_value) -= 1; + } + /* Continue with the next sibling */ + pm->current_token_index = save_token_index; + _vec_len (pm->match_items) = save_match_items; + index = node->peer; + break; + } + return rv; + + case VLIB_PARSE_MATCH_PARTIAL: + /* Partial (substring) match, remember it but keep going */ + vec_add1 (partial_matches, node - pm->parse_graph); + index = node->peer; + break; + + case VLIB_PARSE_MATCH_FAIL: + /* Continue with the next sibling */ + index = node->peer; + _vec_len (pm->match_items) = save_match_items; + break; + + case VLIB_PARSE_MATCH_DONE: + /* Parse complete, invoke the action function */ + if (PARSE_DEBUG > 0) + clib_warning ("parse_value: %U", format_vlib_parse_value, pm); + + { + vlib_parse_eval_function_t * f = item->value.as_pointer; + if (f) + rv = f (pm, item, pm->parse_value); + } + + vec_foreach (pv, pm->parse_value) + parse_cleanup_value (pm, pv); + _vec_len (pm->parse_value) = 0; + _vec_len (pm->match_items) = 0; + return rv; + + case VLIB_PARSE_MATCH_AMBIGUOUS: + case VLIB_PARSE_MATCH_EVAL_FAIL: + case VLIB_PARSE_MATCH_RULE: + _vec_len (pm->match_items) = save_match_items; + return rv; + } + } + + /* + * Out of siblings. If we have exactly one partial match + * we win + */ + if (vec_len (partial_matches) == 1) + { + index = partial_matches[0]; + node = pool_elt_at_index (pm->parse_graph, index); + vec_free (partial_matches); + goto unambiguous_partial_match; + } + + /* Ordinary loser */ + rv = VLIB_PARSE_MATCH_FAIL; + + /* Ambiguous loser */ + if (vec_len (partial_matches) > 1) + { + vec_free (partial_matches); + rv = VLIB_PARSE_MATCH_AMBIGUOUS; + } + + _vec_len (pm->match_items) = save_match_items; + return rv; +} + +vlib_parse_match_t rule_match (vlib_parse_main_t *pm, vlib_parse_type_t *type, + vlib_lex_token_t *t, + vlib_parse_value_t *valuep) +{ + vlib_parse_match_t rv; + static int recursion_level; + + if (PARSE_DEBUG > 1) + clib_warning ("[%d]: try to match type %s graph index %d", + recursion_level, + type->name, + type->rule_index); + recursion_level++; + rv = parse_eval_internal (pm, type->rule_index); + recursion_level--; + + /* Break the recusive unwind here... */ + if (rv == VLIB_PARSE_MATCH_RULE) + { + if (PARSE_DEBUG > 1) + clib_warning ("[%d]: type %s matched", recursion_level, type->name); + + return VLIB_PARSE_MATCH_FULL; + } + else + { + if (PARSE_DEBUG > 1) + clib_warning ("[%d]: type %s returns %U", recursion_level, type->name, + format_vlib_parse_match, rv); + } + return rv; +} + +static int parse_eval (vlib_parse_main_t *pm, u8 *input) +{ + vlib_lex_token_t * t; + + parse_reset (pm, input); + + /* Tokenize the entire input vector */ + do { + vec_add2 (pm->tokens, t, 1); + vlib_lex_get_token (pm->lex_main, t); + } while (t->token != VLIB_LEX_eof); + + /* Feed it to the parser */ + return parse_eval_internal (pm, pm->root_index); +} + +/* Temporary vlib stub */ +vlib_parse_match_t vlib_parse_eval (u8 *input) +{ + return parse_eval (&vlib_parse_main, input); +} + +u16 parse_type_find_or_create (vlib_parse_main_t *pm, vlib_parse_type_t *t) +{ + uword *p; + vlib_parse_type_t *n; + u8 *name_copy; + + p = hash_get_mem (pm->parse_type_by_name_hash, t->name); + if (p) + return p[0]; + + pool_get (pm->parse_types, n); + *n = *t; + n->rule_index = (u32) ~0; + + name_copy = format (0, "%s%c", n->name, 0); + + hash_set_mem (pm->parse_type_by_name_hash, name_copy, n - pm->parse_types); + return n - pm->parse_types; +} + +u16 parse_type_find_by_name (vlib_parse_main_t *pm, char *name) +{ + uword *p; + + p = hash_get_mem (pm->parse_type_by_name_hash, name); + if (p) + return p[0]; + + return (u16) ~0; +} + +u32 parse_item_find_or_create (vlib_parse_main_t *pm, vlib_parse_item_t *item) + +{ + uword *p; + vlib_parse_item_t *i; + + /* Exact match the entire item */ + p = mhash_get (&pm->parse_item_hash, item); + if (p) + return p[0]; + + pool_get (pm->parse_items, i); + *i = *item; + + mhash_set (&pm->parse_item_hash, i, i - pm->parse_items, 0); + return i - pm->parse_items; +} + +static void parse_type_and_graph_init (vlib_parse_main_t *pm) +{ + u32 eof_index; + vlib_parse_type_t type; + vlib_parse_item_t item; + + memset (&type, 0, sizeof (type)); + +#define foreach_token_type \ + _ (eof) \ + _ (rule_eof) \ + _ (word) \ + _ (number) \ + _ (plus) \ + _ (minus) \ + _ (star) \ + _ (slash) \ + _ (lpar) \ + _ (rpar) + +#define _(a) a##_type_index = parse_type_find_by_name (pm, #a); + foreach_token_type +#undef _ + + memset (&item, 0, sizeof (item)); + item.type = eof_type_index; + + eof_index = parse_item_find_or_create (pm, &item); + pm->root_index = (u32)~0; + +#if 0 + pool_get (pm->parse_graph, g); + memset (g, 0xff, sizeof (*g)); + g->item = eof_index; + pm->root_index = 0; +#endif +} + + + +static void tokenize (vlib_parse_main_t *pm, parse_registration_t *pr) +{ + vlib_lex_token_t *t; + pm->register_input = format (pm->register_input, + "%s%c", pr->initializer, 0); + + parse_reset (pm, pm->register_input); + + do { + vec_add2 (pm->tokens, t, 1); + vlib_lex_get_token (pm->lex_main, t); + } while (t->token != VLIB_LEX_eof); + _vec_len (pm->register_input) = 0; +} + +static int is_typed_rule (vlib_parse_main_t *pm) +{ + vlib_lex_token_t *t = vec_elt_at_index (pm->tokens, 0); + + /* = blah blah blah */ + if (vec_len(pm->tokens) >= 4 + && t[0].token == VLIB_LEX_lt + && t[1].token == VLIB_LEX_word + && t[2].token == VLIB_LEX_gt + && t[3].token == VLIB_LEX_equals) + return 1; + return 0; +} + +static int token_matches_graph_node (vlib_parse_main_t *pm, + vlib_lex_token_t *t, + vlib_parse_graph_t *node, + vlib_parse_item_t *item, + vlib_parse_type_t *type, + u32 *token_increment) +{ + /* EOFs don't match */ + if (t->token == VLIB_LEX_eof) + return 0; + + /* New chain element is a word */ + if (t->token == VLIB_LEX_word) + { + /* but the item in hand is not a word */ + if (item->type != word_type_index) + return 0; + + /* Or it's not this particular word */ + if (strcmp (t->value.as_pointer, item->value.as_pointer)) + return 0; + *token_increment = 1; + return 1; + } + /* New chain element is a type-name: < TYPE-NAME > */ + if (t->token == VLIB_LEX_lt) + { + u16 token_type_index; + + /* < TYPE > */ + if (t[1].token != VLIB_LEX_word || + t[2].token != VLIB_LEX_gt) + { + clib_warning (0, "broken type name in '%s'", pm->register_input); + return 0; + } + + token_type_index = parse_type_find_by_name (pm, t[1].value.as_pointer); + if (token_type_index == (u16)~0) + { + clib_warning (0, "unknown type '%s'", t[1].value.as_pointer); + return 0; + } + + /* Its a known type but does not match. */ + if (item->type != token_type_index) + return 0; + + *token_increment = 3; + return 1; + } + clib_warning ("BUG: t->token = %d", t->token); + return 0; +} + +u32 generate_subgraph_from_tokens (vlib_parse_main_t *pm, + vlib_lex_token_t *t, + u32 *new_subgraph_depth, + parse_registration_t *pr, + int not_a_rule) +{ + vlib_parse_graph_t *g, *last_g; + vlib_parse_item_t new_item; + u32 rv = (u32)~0, new_item_index, last_index = (u32)~0; + u16 token_type_index; + u32 depth = 0; + + while (t < pm->tokens + vec_len (pm->tokens)) + { + memset (&new_item, 0, sizeof (new_item)); + + if (t->token == VLIB_LEX_word) + { + new_item.type = word_type_index; + new_item.value.as_pointer = vec_dup ((u8 *) t->value.as_pointer); + new_item_index = parse_item_find_or_create (pm, &new_item); + t++; + } + else if (t->token == VLIB_LEX_lt) + { + if (t[1].token != VLIB_LEX_word || + t[2].token != VLIB_LEX_gt) + { + clib_warning ("broken type name in '%s'", pm->register_input); + goto screwed; + } + token_type_index = parse_type_find_by_name (pm, + t[1].value.as_pointer); + if (token_type_index == (u16)~0) + { + clib_warning ("unknown type 2 '%s'", t[1].value.as_pointer); + goto screwed; + } + + new_item.type = token_type_index; + new_item.value.as_pointer = 0; + new_item_index = parse_item_find_or_create (pm, &new_item); + t += 3; /* skip < and > */ + } + else if (t->token == VLIB_LEX_eof) + { + screwed: + new_item.type = not_a_rule ? eof_type_index : rule_eof_type_index; + new_item.value.as_pointer = pr->eof_match; + new_item_index = parse_item_find_or_create (pm, &new_item); + t++; + } + else + { + clib_warning ("unexpected token %U index %d in '%s'", + format_vlib_lex_token, pm->lex_main, t, + t - pm->tokens, pm->register_input); + goto screwed; + } + + pool_get (pm->parse_graph, g); + memset (g, 0xff, sizeof (*g)); + g->item = new_item_index; + depth++; + + if (rv == (u32)~0) + { + rv = g - pm->parse_graph; + last_index = rv; + } + else + { + last_g = pool_elt_at_index (pm->parse_graph, last_index); + last_index = last_g->deeper = g - pm->parse_graph; + } + } + *new_subgraph_depth = depth; + return rv; +} + +static u32 measure_depth (vlib_parse_main_t *pm, u32 index) +{ + vlib_parse_graph_t *node; + vlib_parse_item_t *item; + u32 max=0; + u32 depth; + + if (index == (u32)~0) + return 0; + + node = pool_elt_at_index (pm->parse_graph, index); + item = pool_elt_at_index (pm->parse_items, node->item); + + if (item->type == eof_type_index) + return 1; + + while (index != (u32)~0) + { + node = pool_elt_at_index (pm->parse_graph, index); + depth = measure_depth (pm, node->deeper); + if (max < depth) + max = depth; + index = node->peer; + } + + return max + 1; +} + +static void add_subgraph_to_graph (vlib_parse_main_t *pm, + u32 last_matching_index, + u32 graph_root_index, + u32 new_subgraph_index, + u32 new_subgraph_depth) +{ + vlib_parse_graph_t *parent_node; + int new_subgraph_longest = 1; + u32 current_peer_index; + u32 current_depth; + vlib_parse_graph_t *current_peer = 0; + vlib_parse_graph_t *new_subgraph_node = + pool_elt_at_index (pm->parse_graph, new_subgraph_index); + + /* + * Case 1: top-level peer. Splice into the top-level + * peer chain according to rule depth + */ + if (last_matching_index == (u32)~0) + { + u32 index = graph_root_index; + while (1) { + current_peer = pool_elt_at_index (pm->parse_graph, index); + current_depth = measure_depth (pm, index); + if (current_depth < new_subgraph_depth + || current_peer->peer == (u32)~0) + break; + index = current_peer->peer; + } + new_subgraph_node->peer = current_peer->peer; + current_peer->peer = new_subgraph_index; + return; + } + + parent_node = pool_elt_at_index (pm->parse_graph, last_matching_index); + current_peer_index = parent_node->deeper; + + while (current_peer_index != (u32)~0) + { + current_peer = pool_elt_at_index (pm->parse_graph, current_peer_index); + current_depth = measure_depth (pm, current_peer_index); + if (current_depth < new_subgraph_depth) + break; + new_subgraph_longest = 0; + current_peer_index = current_peer->peer; + } + + ASSERT (current_peer); + + if (new_subgraph_longest) + { + new_subgraph_node->peer = parent_node->deeper; + parent_node->deeper = new_subgraph_index; + } + else + { + new_subgraph_node->peer = current_peer->peer; + current_peer->peer = new_subgraph_index; + } +} + +static clib_error_t * +parse_register_one (vlib_parse_main_t *pm, parse_registration_t *pr) +{ + u32 graph_root_index; + u16 subgraph_type_index = (u16)~0; + vlib_parse_type_t *subgraph_type = 0; + vlib_lex_token_t *t; + vlib_parse_graph_t *node; + u32 node_index, last_index, token_increment, new_subgraph_index; + u32 new_subgraph_depth, last_matching_index; + vlib_parse_item_t *item; + vlib_parse_type_t *type; + + int use_main_graph = 1; + + tokenize (pm, pr); + + /* A typed rule? */ + if (is_typed_rule (pm)) + { + /* Get the type and its current subgraph root, if any */ + t = vec_elt_at_index (pm->tokens, 1); + subgraph_type_index = parse_type_find_by_name (pm, t->value.as_pointer); + if (subgraph_type_index == (u16)~0) + return clib_error_return (0, "undeclared type '%s'", + t->value.as_pointer); + subgraph_type = pool_elt_at_index (pm->parse_types, subgraph_type_index); + graph_root_index = subgraph_type->rule_index; + /* Skip "mytype> = */ + t += 3; + use_main_graph = 0; + } + else + { + /* top-level graph */ + graph_root_index = pm->root_index; + t = vec_elt_at_index (pm->tokens, 0); + } + + last_matching_index = (u32)~0; + last_index = node_index = graph_root_index; + + /* Find the first token which isn't already being parsed */ + while (t < pm->tokens + vec_len (pm->tokens) && node_index != (u32) ~0) + { + node = pool_elt_at_index (pm->parse_graph, node_index); + item = pool_elt_at_index (pm->parse_items, node->item); + type = pool_elt_at_index (pm->parse_types, item->type); + last_index = node_index; + + if (token_matches_graph_node (pm, t, node, item, type, &token_increment)) + { + t += token_increment; + last_matching_index = node_index; + node_index = node->deeper; + } + else + node_index = node->peer; + } + + new_subgraph_index = + generate_subgraph_from_tokens (pm, t, &new_subgraph_depth, pr, + use_main_graph); + + /* trivial cases: first graph node or first type rule */ + if (graph_root_index == (u32)~0) + { + if (use_main_graph) + pm->root_index = new_subgraph_index; + else + subgraph_type->rule_index = new_subgraph_index; + return 0; + } + + add_subgraph_to_graph (pm, last_matching_index, graph_root_index, + new_subgraph_index, + new_subgraph_depth); + return 0; +} + +static clib_error_t * +parse_register (vlib_main_t * vm, + parse_registration_t * lo, + parse_registration_t * hi, + vlib_parse_main_t *pm) +{ + parse_registration_t * pr; + + for (pr = lo; pr < hi; pr = vlib_elf_section_data_next (pr, 0)) + vec_add1 (pm->parse_registrations, pr); + + return 0; +} + +static clib_error_t * +parse_register_one_type (vlib_parse_main_t *pm, vlib_parse_type_t *rp) +{ + (void) parse_type_find_or_create (pm, (vlib_parse_type_t *)rp); + return 0; +} + +static clib_error_t * +parse_type_register (vlib_main_t * vm, + vlib_parse_type_t * lo, + vlib_parse_type_t * hi, + vlib_parse_main_t *pm) +{ + clib_error_t * error = 0; + vlib_parse_type_t * ptr; + + for (ptr = lo; ptr < hi; ptr = vlib_elf_section_data_next (ptr, 0)) { + error = parse_register_one_type (pm, ptr); + if (error) + goto done; + } + + done: + return error; +} + +clib_error_t *vlib_stdlex_init (vlib_main_t *vm) __attribute__((weak)); +clib_error_t *vlib_stdlex_init (vlib_main_t *vm) +{ + (void) vlib_lex_add_table ("ignore_everything"); + return 0; +} + +static int compute_rule_length (parse_registration_t *r) +{ + int length, i; + vlib_parse_main_t *pm = &vlib_parse_main; + + if (r->rule_length) + return r->rule_length; + + length = 0; + + tokenize (pm, r); + length = vec_len (pm->tokens); + + /* Account for " = " in " = bar" etc. */ + if (is_typed_rule (pm)) + length -= 2; + + for (i = 0; i < vec_len (pm->tokens); i++) + { + switch (pm->tokens[i].token) + { + case VLIB_LEX_lt: + case VLIB_LEX_gt: + length -= 1; + + default: + break; + } + } + + ASSERT (length > 0); + r->rule_length = length; + return length; +} + +static int rule_length_compare (parse_registration_t *r1, + parse_registration_t *r2) +{ + compute_rule_length (r1); + compute_rule_length (r2); + /* Descending sort */ + return r2->rule_length - r1->rule_length; +} + + +static clib_error_t * parse_init (vlib_main_t *vm) +{ + vlib_parse_main_t *pm = &vlib_parse_main; + vlib_lex_main_t *lm = &vlib_lex_main; + vlib_elf_section_bounds_t * b, * bounds; + clib_error_t * error = 0; + parse_registration_t *rule; + int i; + + if ((error = vlib_call_init_function (vm, lex_onetime_init))) + return error; + + if ((error = vlib_stdlex_init(vm))) + return error; + + if ((error = vlib_call_init_function (vm, parse_builtin_init))) + return error; + + pm->vlib_main = vm; + pm->lex_main = lm; + + mhash_init (&pm->parse_item_hash, sizeof (u32), sizeof (vlib_parse_item_t)); + pm->parse_type_by_name_hash = hash_create_string (0, sizeof (u32)); + + vec_validate (pm->parse_value, 16); + vec_validate (pm->tokens, 16); + vec_validate (pm->register_input, 32); + vec_validate (pm->match_items, 16); + + _vec_len (pm->parse_value) = 0; + _vec_len (pm->tokens) = 0; + _vec_len (pm->register_input) = 0; + _vec_len (pm->match_items) = 0; + + bounds = vlib_get_elf_section_bounds (vm, "parse_type_registrations"); + vec_foreach (b, bounds) + { + error = parse_type_register (vm, b->lo, b->hi, pm); + if (error) + break; + } + vec_free (bounds); + + parse_type_and_graph_init (pm); + + bounds = vlib_get_elf_section_bounds (vm, "parse_registrations"); + vec_foreach (b, bounds) + { + error = parse_register (vm, b->lo, b->hi, pm); + if (error) + break; + } + vec_free (bounds); + + vec_sort (pm->parse_registrations, r1, r2, + rule_length_compare (r1[0], r2[0])); + + for (i = 0; i < vec_len (pm->parse_registrations); i++) + { + rule = pm->parse_registrations[i]; + parse_register_one (pm, rule); + } + + return error; +} + +VLIB_INIT_FUNCTION (parse_init); diff --git a/vlib/vlib/parse.h b/vlib/vlib/parse.h new file mode 100644 index 00000000000..5b9acebf774 --- /dev/null +++ b/vlib/vlib/parse.h @@ -0,0 +1,171 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#ifndef included_vlib_parse_h +#define included_vlib_parse_h + +#include +#include +#include + +typedef struct { + /* Word aligned value. */ + union { + u8 as_u8[32 - 1 * sizeof (u16)]; + void * as_pointer; + uword as_uword; + word as_word; + u64 as_u64; + } value; + + /* 16 bit type at end so that 30 bytes of value are aligned. */ + u16 type; +} __attribute ((packed)) vlib_parse_value_t; + +/* Instance of a type. */ +typedef struct { + u32 type; + + u32 origin; + + u32 help_index; + + union { + void * as_pointer; + uword as_uword; + } value; +} vlib_parse_item_t; + +typedef struct { + /* Index of item for this node. */ + u32 item; + + /* Graph index of peer (sibling) node (linked list of peers). */ + u32 peer; + + /* Graph index of deeper (child) node (linked list of children). */ + u32 deeper; +} vlib_parse_graph_t; + +#define foreach_parse_match_type \ + _(MATCH_DONE) \ + _(MATCH_RULE) \ + _(MATCH_FAIL) \ + _(MATCH_FULL) \ + _(MATCH_VALUE) \ + _(MATCH_PARTIAL) \ + _(MATCH_AMBIGUOUS) \ + _(MATCH_EVAL_FAIL) + +typedef enum { +#define _(a) VLIB_PARSE_##a, + foreach_parse_match_type +#undef _ +} vlib_parse_match_t; + +struct vlib_parse_type; +struct vlib_parse_main; + +typedef vlib_parse_match_t (vlib_parse_match_function_t) + (struct vlib_parse_main *, + struct vlib_parse_type *, + vlib_lex_token_t *, + vlib_parse_value_t *); +typedef void (vlib_parse_value_cleanup_function_t) (vlib_parse_value_t *); + +typedef struct vlib_parse_type { + /* Type name. */ + char * name; + + vlib_parse_match_function_t * match_function; + + vlib_parse_value_cleanup_function_t * value_cleanup_function; + + format_function_t * format_value; + + u32 rule_index; +} vlib_parse_type_t; + +typedef struct { + char *initializer; + void * eof_match; + int rule_length; +} parse_registration_t; + +typedef struct vlib_parse_main { + /* (type, origin, help, value) tuples */ + vlib_parse_item_t *parse_items; + mhash_t parse_item_hash; + + /* (item, peer, deeper) tuples */ + vlib_parse_graph_t *parse_graph; + u32 root_index; + + u8 *register_input; + + /* parser types */ + vlib_parse_type_t * parse_types; + uword *parse_type_by_name_hash; + + /* Vector of MATCH_VALUEs */ + vlib_parse_value_t * parse_value; + u32 * match_items; + + /* Parse registrations */ + parse_registration_t **parse_registrations; + + /* Token vector */ + vlib_lex_token_t *tokens; + u32 current_token_index; + + vlib_lex_main_t *lex_main; + vlib_main_t *vlib_main; +} vlib_parse_main_t; + +vlib_parse_main_t vlib_parse_main; + +typedef vlib_parse_match_t (vlib_parse_eval_function_t) + (vlib_parse_main_t *, + vlib_parse_item_t *, + vlib_parse_value_t *); + +vlib_parse_match_t vlib_parse_eval (u8 * input); + +format_function_t format_vlib_parse_value; + +/* FIXME need these to be global? */ +vlib_parse_match_function_t rule_match, eof_match, word_match, number_match; + +#define _PARSE_REGISTRATION_DATA(x) \ +VLIB_ELF_SECTION_DATA(x##_registration,parse_registration_t,parse_registrations) + +#define PARSE_INIT(x, s, e) \ +static _PARSE_REGISTRATION_DATA(x) = { \ + .initializer = s, \ + .eof_match = e, \ +}; + +#define _PARSE_TYPE_REGISTRATION_DATA(x) \ +VLIB_ELF_SECTION_DATA(x##_type_registration,vlib_parse_type_t, \ +parse_type_registrations) + +#define PARSE_TYPE_INIT(n, m, c, f) \ +static _PARSE_TYPE_REGISTRATION_DATA(n) = { \ + .name = #n, \ + .match_function = m, \ + .value_cleanup_function = c, \ + .format_value = f, \ +}; + +#endif /* included_vlib_parse_h */ diff --git a/vlib/vlib/parse_builtin.c b/vlib/vlib/parse_builtin.c new file mode 100644 index 00000000000..df830db4e21 --- /dev/null +++ b/vlib/vlib/parse_builtin.c @@ -0,0 +1,132 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#include + +always_inline void * +parse_last_match_value (vlib_parse_main_t * pm) +{ + vlib_parse_item_t * i; + i = pool_elt_at_index (pm->parse_items, + vec_elt (pm->match_items, vec_len (pm->match_items) - 1)); + return i->value.as_pointer; +} + +vlib_parse_match_t eof_match (vlib_parse_main_t *pm, vlib_parse_type_t *type, + vlib_lex_token_t *t, vlib_parse_value_t *valuep) +{ return t->token == VLIB_LEX_eof ? VLIB_PARSE_MATCH_DONE : VLIB_PARSE_MATCH_FAIL; } + +PARSE_TYPE_INIT (eof, eof_match, 0 /* cleanup value */, 0 /* format value */); + +vlib_parse_match_t rule_eof_match (vlib_parse_main_t *pm, vlib_parse_type_t *type, + vlib_lex_token_t *t, vlib_parse_value_t *valuep) +{ + vlib_parse_match_function_t * fp = parse_last_match_value (pm); + pm->current_token_index--; + return fp ? fp (pm, type, t, valuep) : VLIB_PARSE_MATCH_RULE; +} + +PARSE_TYPE_INIT (rule_eof, rule_eof_match, 0, 0); + +vlib_parse_match_t word_match (vlib_parse_main_t *pm, vlib_parse_type_t *type, + vlib_lex_token_t *t, vlib_parse_value_t *valuep) +{ + u8 * tv, * iv; + int i; + + if (t->token != VLIB_LEX_word) + return VLIB_PARSE_MATCH_FAIL; + + tv = t->value.as_pointer; + iv = parse_last_match_value (pm); + + for (i = 0; tv[i]; i++) + { + if (tv[i] != iv[i]) + return VLIB_PARSE_MATCH_FAIL; + } + + return iv[i] == 0 ? VLIB_PARSE_MATCH_FULL : VLIB_PARSE_MATCH_PARTIAL; +} + +PARSE_TYPE_INIT (word, word_match, 0 /* clnup value */, 0 /* format value */); + +vlib_parse_match_t number_match (vlib_parse_main_t *pm, vlib_parse_type_t *type, + vlib_lex_token_t *t, vlib_parse_value_t *valuep) +{ + if (t->token == VLIB_LEX_number) + { + valuep->value.as_uword = t->value.as_uword; + return VLIB_PARSE_MATCH_VALUE; + } + return VLIB_PARSE_MATCH_FAIL; +} + +static u8 * format_value_number (u8 * s, va_list * args) +{ + vlib_parse_value_t * v = va_arg (*args, vlib_parse_value_t *); + uword a = v->value.as_uword; + + if (BITS(uword) == 64) + s = format (s, "%lld(0x%llx)", a, a); + else + s = format (s, "%ld(0x%lx)", a, a); + return s; +} + +PARSE_TYPE_INIT (number, number_match, 0 /* cln value */, + format_value_number /* fmt value */); + + +#define foreach_vanilla_lex_match_function \ + _(plus) \ + _(minus) \ + _(star) \ + _(slash) \ + _(lpar) \ + _(rpar) + +#define LEX_MATCH_DEBUG 0 + +#define _(name) \ +vlib_parse_match_t name##_match (vlib_parse_main_t *pm, \ + vlib_parse_type_t *type, \ + vlib_lex_token_t *t, \ + vlib_parse_value_t *valuep) \ +{ \ + if (LEX_MATCH_DEBUG > 0) \ + clib_warning ("against %U returns %s", \ + format_vlib_lex_token, pm->lex_main, t, \ + (t->token == VLIB_LEX_##name) \ + ? "VLIB_PARSE_MATCH_FULL" : \ + "VLIB_PARSE_MATCH_FAIL"); \ + if (t->token == VLIB_LEX_##name) \ + return VLIB_PARSE_MATCH_FULL; \ + return VLIB_PARSE_MATCH_FAIL; \ +} \ + \ +PARSE_TYPE_INIT (name, name##_match, 0 /* cln value */, \ + 0 /* fmt val */); + +foreach_vanilla_lex_match_function +#undef _ + +/* So we're linked in. */ +static clib_error_t * +parse_builtin_init (vlib_main_t * vm) +{ + return 0; +} + +VLIB_INIT_FUNCTION (parse_builtin_init); diff --git a/vlib/vlib/physmem.h b/vlib/vlib/physmem.h new file mode 100644 index 00000000000..6e70291c1d9 --- /dev/null +++ b/vlib/vlib/physmem.h @@ -0,0 +1,93 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * physmem.h: virtual <-> physical memory mapping for VLIB buffers + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef included_vlib_physmem_h +#define included_vlib_physmem_h + +typedef struct { + uword start, end, size; +} vlib_physmem_region_t; + +typedef struct { + vlib_physmem_region_t virtual; + + uword log2_n_bytes_per_page; + + /* 1 << log2_n_bytes_per_page - 1. */ + uword page_mask; + + u64 * page_table; +} vlib_physmem_main_t; + +always_inline u64 +vlib_physmem_offset_to_physical (vlib_physmem_main_t * pm, uword o) +{ + uword page_index = o >> pm->log2_n_bytes_per_page; + ASSERT (o < pm->virtual.size); + ASSERT (pm->page_table[page_index] != 0); + return (vec_elt (pm->page_table, page_index) + (o & pm->page_mask)); +} + +always_inline int +vlib_physmem_is_virtual (vlib_physmem_main_t * pm, uword p) +{ return p >= pm->virtual.start && p < pm->virtual.end; } + +always_inline uword +vlib_physmem_offset_of (vlib_physmem_main_t * pm, void * p) +{ + uword a = pointer_to_uword (p); + uword o; + + ASSERT (vlib_physmem_is_virtual (pm, a)); + o = a - pm->virtual.start; + + /* Offset must fit in 32 bits. */ + ASSERT ((uword) o == a - pm->virtual.start); + + return o; +} + +always_inline void * +vlib_physmem_at_offset (vlib_physmem_main_t * pm, uword offset) +{ + ASSERT (offset < pm->virtual.size); + return uword_to_pointer (pm->virtual.start + offset, void *); +} + +#endif /* included_vlib_physmem_h */ diff --git a/vlib/vlib/threads.c b/vlib/vlib/threads.c new file mode 100644 index 00000000000..4621f843dd5 --- /dev/null +++ b/vlib/vlib/threads.c @@ -0,0 +1,1166 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#include +#include +#include +#include + +#include +#include + +#include + +#if DPDK==1 +#include +#include +#include +#include +#include +#endif +DECLARE_CJ_GLOBAL_LOG; + +#define FRAME_QUEUE_NELTS 32 + + +#if DPDK==1 +/* + * Weak definitions of DPDK symbols used in this file. + * Needed for linking test programs without DPDK libs. + */ +unsigned __thread __attribute__((weak)) RTE_PER_LCORE(_lcore_id); +struct lcore_config __attribute__((weak)) lcore_config[]; +unsigned __attribute__((weak)) rte_socket_id(); +int __attribute__((weak)) rte_eal_remote_launch(); +#endif +u32 vl(void *p) +{ + return vec_len (p); +} + +void debug_hex_bytes (u8 *s, u32 n) +{ + fformat (stderr, "%U\n", format_hex_bytes, s, n); +} + +vlib_thread_main_t vlib_thread_main; + +uword +os_get_cpu_number (void) +{ + void * sp; + uword n; + u32 len; + + len = vec_len (vlib_thread_stacks); + if (len == 0) + return 0; + + /* Get any old stack address. */ + sp = &sp; + + n = ((uword)sp - (uword)vlib_thread_stacks[0]) + >> VLIB_LOG2_THREAD_STACK_SIZE; + + /* "processes" have their own stacks, and they always run in thread 0 */ + n = n >= len ? 0 : n; + + return n; +} + +void +vlib_set_thread_name (char *name) +{ + int pthread_setname_np (pthread_t __target_thread, const char *__name); + pthread_t thread = pthread_self(); + + if (thread) + pthread_setname_np(thread, name); +} + +static int sort_registrations_by_no_clone (void *a0, void * a1) +{ + vlib_thread_registration_t ** tr0 = a0; + vlib_thread_registration_t ** tr1 = a1; + + return ((i32)((*tr0)->no_data_structure_clone) + - ((i32)((*tr1)->no_data_structure_clone))); +} + +static uword * +vlib_sysfs_list_to_bitmap(char * filename) +{ + FILE *fp; + uword *r = 0; + + fp = fopen (filename, "r"); + + if (fp != NULL) + { + u8 * buffer = 0; + vec_validate (buffer, 256-1); + if (fgets ((char *)buffer, 256, fp)) + { + unformat_input_t in; + unformat_init_string (&in, (char *) buffer, strlen ((char *) buffer)); + unformat(&in, "%U", unformat_bitmap_list, &r); + unformat_free (&in); + } + vec_free(buffer); + fclose(fp); + } + return r; +} + + +/* Called early in the init sequence */ + +clib_error_t * +vlib_thread_init (vlib_main_t * vm) +{ + vlib_thread_main_t * tm = &vlib_thread_main; + vlib_worker_thread_t * w; + vlib_thread_registration_t * tr; + u32 n_vlib_mains = 1; + u32 first_index = 1; + u32 i; + uword * avail_cpu; + + /* get bitmaps of active cpu cores and sockets */ + tm->cpu_core_bitmap = + vlib_sysfs_list_to_bitmap("/sys/devices/system/cpu/online"); + tm->cpu_socket_bitmap = + vlib_sysfs_list_to_bitmap("/sys/devices/system/node/online"); + + avail_cpu = clib_bitmap_dup(tm->cpu_core_bitmap); + + /* skip cores */ + for (i=0; i < tm->skip_cores; i++) + { + uword c = clib_bitmap_first_set(avail_cpu); + if (c == ~0) + return clib_error_return (0, "no available cpus to skip"); + + avail_cpu = clib_bitmap_set(avail_cpu, c, 0); + } + + /* grab cpu for main thread */ + if (!tm->main_lcore) + { + tm->main_lcore = clib_bitmap_first_set(avail_cpu); + if (tm->main_lcore == ~0) + return clib_error_return (0, "no available cpus to be used for the" + " main thread"); + } + else + { + if (clib_bitmap_get(avail_cpu, tm->main_lcore) == 0) + return clib_error_return (0, "cpu %u is not available to be used" + " for the main thread", tm->main_lcore); + } + avail_cpu = clib_bitmap_set(avail_cpu, tm->main_lcore, 0); + + /* assume that there is socket 0 only if there is no data from sysfs */ + if (!tm->cpu_socket_bitmap) + tm->cpu_socket_bitmap = clib_bitmap_set(0, 0, 1); + + /* as many threads as stacks... */ + vec_validate_aligned (vlib_worker_threads, vec_len(vlib_thread_stacks)-1, + CLIB_CACHE_LINE_BYTES); + + /* Preallocate thread 0 */ + _vec_len(vlib_worker_threads) = 1; + w = vlib_worker_threads; + w->thread_mheap = clib_mem_get_heap(); + w->thread_stack = vlib_thread_stacks[0]; + w->dpdk_lcore_id = -1; + w->lwp = syscall(SYS_gettid); + tm->n_vlib_mains = 1; + + /* assign threads to cores and set n_vlib_mains */ + tr = tm->next; + + while (tr) + { + vec_add1 (tm->registrations, tr); + tr = tr->next; + } + + vec_sort_with_function + (tm->registrations, sort_registrations_by_no_clone); + + for (i = 0; i < vec_len (tm->registrations); i++) + { + int j; + tr = tm->registrations[i]; + tr->first_index = first_index; + first_index += tr->count; + n_vlib_mains += (tr->no_data_structure_clone == 0) ? tr->count : 0; + + /* construct coremask */ + if (tr->use_pthreads || !tr->count) + continue; + + if (tr->coremask) + { + uword c; + clib_bitmap_foreach (c, tr->coremask, ({ + if (clib_bitmap_get(avail_cpu, c) == 0) + return clib_error_return (0, "cpu %u is not available to be used" + " for the '%s' thread",c, tr->name); + + avail_cpu = clib_bitmap_set(avail_cpu, c, 0); + })); + + } + else + { + for (j=0; j < tr->count; j++) + { + uword c = clib_bitmap_first_set(avail_cpu); + if (c == ~0) + return clib_error_return (0, "no available cpus to be used for" + " the '%s' thread", tr->name); + + avail_cpu = clib_bitmap_set(avail_cpu, c, 0); + tr->coremask = clib_bitmap_set(tr->coremask, c, 1); + } + } + } + + clib_bitmap_free(avail_cpu); + + tm->n_vlib_mains = n_vlib_mains; + + vec_validate_aligned (vlib_worker_threads, first_index-1, + CLIB_CACHE_LINE_BYTES); + + + tm->efd.enabled = VLIB_EFD_DISABLED; + tm->efd.queue_hi_thresh = ((VLIB_EFD_DEF_WORKER_HI_THRESH_PCT * + FRAME_QUEUE_NELTS)/100); + return 0; +} + +vlib_worker_thread_t * +vlib_alloc_thread (vlib_main_t * vm) +{ + vlib_worker_thread_t * w; + + if (vec_len(vlib_worker_threads) >= vec_len (vlib_thread_stacks)) + { + clib_warning ("out of worker threads... Quitting..."); + exit(1); + } + vec_add2 (vlib_worker_threads, w, 1); + w->thread_stack = vlib_thread_stacks[w - vlib_worker_threads]; + return w; +} + +vlib_frame_queue_t * vlib_frame_queue_alloc (int nelts) +{ + vlib_frame_queue_t * fq; + + fq = clib_mem_alloc_aligned(sizeof (*fq), CLIB_CACHE_LINE_BYTES); + memset (fq, 0, sizeof (*fq)); + fq->nelts = nelts; + fq->vector_threshold = 128; // packets + vec_validate_aligned (fq->elts, nelts-1, CLIB_CACHE_LINE_BYTES); + + if (1) + { + if (((uword)&fq->tail) & (CLIB_CACHE_LINE_BYTES - 1)) + fformat(stderr, "WARNING: fq->tail unaligned\n"); + if (((uword)&fq->head) & (CLIB_CACHE_LINE_BYTES - 1)) + fformat(stderr, "WARNING: fq->head unaligned\n"); + if (((uword)fq->elts) & (CLIB_CACHE_LINE_BYTES - 1)) + fformat(stderr, "WARNING: fq->elts unaligned\n"); + + if (sizeof (fq->elts[0]) % CLIB_CACHE_LINE_BYTES) + fformat(stderr, "WARNING: fq->elts[0] size %d\n", + sizeof (fq->elts[0])); + if (nelts & (nelts -1)) + { + fformat (stderr, "FATAL: nelts MUST be a power of 2\n"); + abort(); + } + } + + return (fq); +} + +void vl_msg_api_handler_no_free (void *) __attribute__ ((weak)); +void vl_msg_api_handler_no_free (void *v) { } + +/* Turned off, save as reference material... */ +#if 0 +static inline int vlib_frame_queue_dequeue_internal (int thread_id, + vlib_main_t *vm, + vlib_node_main_t *nm) +{ + vlib_frame_queue_t *fq = vlib_frame_queues[thread_id]; + vlib_frame_queue_elt_t *elt; + vlib_frame_t *f; + vlib_pending_frame_t *p; + vlib_node_runtime_t *r; + u32 node_runtime_index; + int msg_type; + u64 before; + int processed = 0; + + ASSERT(vm == vlib_mains[thread_id]); + + while (1) + { + if (fq->head == fq->tail) + return processed; + + elt = fq->elts + ((fq->head+1) & (fq->nelts-1)); + + if (!elt->valid) + return processed; + + before = clib_cpu_time_now(); + + f = elt->frame; + node_runtime_index = elt->node_runtime_index; + msg_type = elt->msg_type; + + switch (msg_type) + { + case VLIB_FRAME_QUEUE_ELT_FREE_BUFFERS: + vlib_buffer_free (vm, vlib_frame_vector_args (f), f->n_vectors); + /* note fallthrough... */ + case VLIB_FRAME_QUEUE_ELT_FREE_FRAME: + r = vec_elt_at_index (nm->nodes_by_type[VLIB_NODE_TYPE_INTERNAL], + node_runtime_index); + vlib_frame_free (vm, r, f); + break; + case VLIB_FRAME_QUEUE_ELT_DISPATCH_FRAME: + vec_add2 (vm->node_main.pending_frames, p, 1); + f->flags |= (VLIB_FRAME_PENDING | VLIB_FRAME_FREE_AFTER_DISPATCH); + p->node_runtime_index = elt->node_runtime_index; + p->frame_index = vlib_frame_index (vm, f); + p->next_frame_index = VLIB_PENDING_FRAME_NO_NEXT_FRAME; + fq->dequeue_vectors += (u64) f->n_vectors; + break; + case VLIB_FRAME_QUEUE_ELT_API_MSG: + vl_msg_api_handler_no_free (f); + break; + default: + clib_warning ("bogus frame queue message, type %d", msg_type); + break; + } + elt->valid = 0; + fq->dequeues++; + fq->dequeue_ticks += clib_cpu_time_now() - before; + CLIB_MEMORY_BARRIER(); + fq->head++; + processed++; + } + ASSERT(0); + return processed; +} + +int vlib_frame_queue_dequeue (int thread_id, + vlib_main_t *vm, + vlib_node_main_t *nm) +{ + return vlib_frame_queue_dequeue_internal (thread_id, vm, nm); +} + +int vlib_frame_queue_enqueue (vlib_main_t *vm, u32 node_runtime_index, + u32 frame_queue_index, vlib_frame_t *frame, + vlib_frame_queue_msg_type_t type) +{ + vlib_frame_queue_t *fq = vlib_frame_queues[frame_queue_index]; + vlib_frame_queue_elt_t *elt; + u32 save_count; + u64 new_tail; + u64 before = clib_cpu_time_now(); + + ASSERT (fq); + + new_tail = __sync_add_and_fetch (&fq->tail, 1); + + /* Wait until a ring slot is available */ + while (new_tail >= fq->head + fq->nelts) + { + f64 b4 = vlib_time_now_ticks (vm, before); + vlib_worker_thread_barrier_check (vm, b4); + /* Bad idea. Dequeue -> enqueue -> dequeue -> trouble */ + // vlib_frame_queue_dequeue (vm->cpu_index, vm, nm); + } + + elt = fq->elts + (new_tail & (fq->nelts-1)); + + /* this would be very bad... */ + while (elt->valid) + { + } + + /* Once we enqueue the frame, frame->n_vectors is owned elsewhere... */ + save_count = frame->n_vectors; + + elt->frame = frame; + elt->node_runtime_index = node_runtime_index; + elt->msg_type = type; + CLIB_MEMORY_BARRIER(); + elt->valid = 1; + + return save_count; +} +#endif /* 0 */ + +/* To be called by vlib worker threads upon startup */ +void vlib_worker_thread_init (vlib_worker_thread_t * w) +{ + vlib_thread_main_t *tm = vlib_get_thread_main(); + + /* worker threads wants no signals. */ + { + sigset_t s; + sigfillset (&s); + pthread_sigmask (SIG_SETMASK, &s, 0); + } + + clib_mem_set_heap (w->thread_mheap); + + if (vec_len(tm->thread_prefix) && w->registration->short_name) + { + w->name = format(0, "%v_%s_%d%c", tm->thread_prefix, + w->registration->short_name, + w->instance_id, + '\0'); + vlib_set_thread_name((char *)w->name); + } + + if (!w->registration->use_pthreads) + { + + /* Initial barrier sync, for both worker and i/o threads */ + clib_smp_atomic_add (vlib_worker_threads->workers_at_barrier, 1); + + while (*vlib_worker_threads->wait_at_barrier) + ; + + clib_smp_atomic_add (vlib_worker_threads->workers_at_barrier, -1); + } +} + +void *vlib_worker_thread_bootstrap_fn (void *arg) +{ + void *rv; + vlib_worker_thread_t *w = arg; + + w->lwp = syscall(SYS_gettid); + w->dpdk_lcore_id = -1; +#if DPDK==1 + if (w->registration && !w->registration->use_pthreads && + rte_socket_id) /* do we really have dpdk linked */ + { + unsigned lcore = rte_lcore_id(); + lcore = lcore < RTE_MAX_LCORE ? lcore : -1; + w->dpdk_lcore_id = lcore; + } +#endif + + rv = (void *) clib_calljmp + ((uword (*)(uword)) w->thread_function, + (uword) arg, w->thread_stack + VLIB_THREAD_STACK_SIZE); + /* NOTREACHED, we hope */ + return rv; +} + +static int +vlib_launch_thread (void *fp, vlib_worker_thread_t *w, unsigned lcore_id) +{ + pthread_t dummy; + void *(*fp_arg)(void *) = fp; + +#if DPDK==1 + if (!w->registration->use_pthreads) + if (rte_eal_remote_launch) /* do we have dpdk linked */ + return rte_eal_remote_launch (fp, (void *)w, lcore_id); + else + return -1; + else +#endif + return pthread_create (&dummy, NULL /* attr */, fp_arg, (void *)w); +} + +static clib_error_t * start_workers (vlib_main_t * vm) +{ + int i, j; + vlib_worker_thread_t *w; + vlib_main_t *vm_clone; + void *oldheap; + vlib_frame_queue_t *fq; + vlib_thread_main_t * tm = &vlib_thread_main; + vlib_thread_registration_t * tr; + vlib_node_runtime_t * rt; + u32 n_vlib_mains = tm->n_vlib_mains; + u32 worker_thread_index; + + vec_reset_length (vlib_worker_threads); + + /* Set up the main thread */ + vec_add2_aligned (vlib_worker_threads, w, 1, CLIB_CACHE_LINE_BYTES); + w->elog_track.name = "thread 0"; + elog_track_register (&vm->elog_main, &w->elog_track); + + if (vec_len(tm->thread_prefix)) + { + w->name = format(0, "%v_main%c", tm->thread_prefix, '\0'); + vlib_set_thread_name((char *)w->name); + } + +#if DPDK==1 + w->dpdk_lcore_id = -1; + if (rte_socket_id) /* do we really have dpdk linked */ + { + unsigned lcore = rte_lcore_id(); + w->dpdk_lcore_id = lcore < RTE_MAX_LCORE ? lcore : -1;; + } +#endif + + if (n_vlib_mains > 1) + { + u8 * heap = clib_mem_get_per_cpu_heap(); + mheap_t * h = mheap_header (heap); + + /* make the main heap thread-safe */ + h->flags |= MHEAP_FLAG_THREAD_SAFE; + + /* Make the event-log MP-safe */ + vm->elog_main.lock = + clib_mem_alloc_aligned (CLIB_CACHE_LINE_BYTES, + CLIB_CACHE_LINE_BYTES); + + vm->elog_main.lock[0] = 0; + + vec_validate (vlib_mains, tm->n_vlib_mains - 1); + _vec_len (vlib_mains) = 0; + vec_add1 (vlib_mains, vm); + + vec_validate (vlib_frame_queues, tm->n_vlib_mains - 1); + _vec_len (vlib_frame_queues) = 0; + fq = vlib_frame_queue_alloc (FRAME_QUEUE_NELTS); + vec_add1 (vlib_frame_queues, fq); + + vlib_worker_threads->wait_at_barrier = + clib_mem_alloc_aligned (sizeof (u32), CLIB_CACHE_LINE_BYTES); + vlib_worker_threads->workers_at_barrier = + clib_mem_alloc_aligned (sizeof (u32), CLIB_CACHE_LINE_BYTES); + + /* Ask for an initial barrier sync */ + *vlib_worker_threads->workers_at_barrier = 0; + *vlib_worker_threads->wait_at_barrier = 1; + + worker_thread_index = 1; + + for (i = 0; i < vec_len(tm->registrations); i++) + { + vlib_node_main_t *nm, *nm_clone; + vlib_buffer_main_t *bm_clone; + vlib_buffer_free_list_t *fl_clone, *fl_orig; + vlib_buffer_free_list_t *orig_freelist_pool; + int k; + + tr = tm->registrations[i]; + + if (tr->count == 0) + continue; + + for (k = 0; k < tr->count; k++) + { + vec_add2 (vlib_worker_threads, w, 1); + /* + * Share the main heap which is now thread-safe. + * + * To allocate separate heaps, code: + * mheap_alloc (0 / * use VM * /, tr->mheap_size); + */ + w->thread_mheap = heap; + w->thread_stack = vlib_thread_stacks[w - vlib_worker_threads]; + w->thread_function = tr->function; + w->thread_function_arg = w; + w->instance_id = k; + w->registration = tr; + + w->elog_track.name = (char *) format (0, "thread %d", i+1); + vec_add1 (w->elog_track.name, 0); + elog_track_register (&vm->elog_main, &w->elog_track); + + if (tr->no_data_structure_clone) + continue; + + /* Allocate "to-worker-N" frame queue */ + fq = vlib_frame_queue_alloc (FRAME_QUEUE_NELTS); + vec_validate (vlib_frame_queues, worker_thread_index); + vlib_frame_queues[worker_thread_index] = fq; + + /* Fork vlib_global_main et al. Look for bugs here */ + oldheap = clib_mem_set_heap (w->thread_mheap); + + vm_clone = clib_mem_alloc (sizeof (*vm_clone)); + memcpy (vm_clone, vlib_mains[0], sizeof (*vm_clone)); + + vm_clone->cpu_index = worker_thread_index; + vm_clone->heap_base = w->thread_mheap; + vm_clone->mbuf_alloc_list = 0; + memset (&vm_clone->random_buffer, 0, sizeof (vm_clone->random_buffer)); + + nm = &vlib_mains[0]->node_main; + nm_clone = &vm_clone->node_main; + /* fork next frames array, preserving node runtime indices */ + nm_clone->next_frames = vec_dup (nm->next_frames); + for (j = 0; j < vec_len (nm_clone->next_frames); j++) + { + vlib_next_frame_t *nf = &nm_clone->next_frames[j]; + u32 save_node_runtime_index; + + save_node_runtime_index = nf->node_runtime_index; + vlib_next_frame_init (nf); + nf->node_runtime_index = save_node_runtime_index; + } + + /* fork the frame dispatch queue */ + nm_clone->pending_frames = 0; + vec_validate (nm_clone->pending_frames, 10); /* $$$$$?????? */ + _vec_len (nm_clone->pending_frames) = 0; + + /* fork nodes */ + nm_clone->nodes = 0; + for (j = 0; j < vec_len (nm->nodes); j++) + { + vlib_node_t *n; + n = clib_mem_alloc_no_fail (sizeof(*n)); + memcpy (n, nm->nodes[j], sizeof (*n)); + /* none of the copied nodes have enqueue rights given out */ + n->owner_node_index = VLIB_INVALID_NODE_INDEX; + memset (&n->stats_total, 0, sizeof (n->stats_total)); + memset (&n->stats_last_clear, 0, sizeof (n->stats_last_clear)); + vec_add1 (nm_clone->nodes, n); + } + nm_clone->nodes_by_type[VLIB_NODE_TYPE_INTERNAL] = + vec_dup (nm->nodes_by_type[VLIB_NODE_TYPE_INTERNAL]); + + nm_clone->nodes_by_type[VLIB_NODE_TYPE_INPUT] = + vec_dup (nm->nodes_by_type[VLIB_NODE_TYPE_INPUT]); + vec_foreach(rt, nm_clone->nodes_by_type[VLIB_NODE_TYPE_INPUT]) + rt->cpu_index = vm_clone->cpu_index; + + nm_clone->processes = vec_dup (nm->processes); + + /* zap the (per worker) frame freelists, etc */ + nm_clone->frame_sizes = 0; + nm_clone->frame_size_hash = 0; + + /* Packet trace buffers are guaranteed to be empty, nothing to do here */ + + clib_mem_set_heap (oldheap); + vec_add1 (vlib_mains, vm_clone); + + unix_physmem_init (vm_clone, 0 /* physmem not required */); + + /* Fork the vlib_buffer_main_t free lists, etc. */ + bm_clone = vec_dup (vm_clone->buffer_main); + vm_clone->buffer_main = bm_clone; + + orig_freelist_pool = bm_clone->buffer_free_list_pool; + bm_clone->buffer_free_list_pool = 0; + + pool_foreach (fl_orig, orig_freelist_pool, + ({ + pool_get_aligned (bm_clone->buffer_free_list_pool, + fl_clone, CLIB_CACHE_LINE_BYTES); + ASSERT (fl_orig - orig_freelist_pool + == fl_clone - bm_clone->buffer_free_list_pool); + + fl_clone[0] = fl_orig[0]; + fl_clone->aligned_buffers = 0; + fl_clone->unaligned_buffers = 0; + fl_clone->n_alloc = 0; + })); + + worker_thread_index++; + } + } + } + else + { + /* only have non-data-structure copy threads to create... */ + for (i = 0; i < vec_len(tm->registrations); i++) + { + tr = tm->registrations[i]; + + for (j = 0; j < tr->count; j++) + { + vec_add2 (vlib_worker_threads, w, 1); + w->thread_mheap = mheap_alloc (0 /* use VM */, tr->mheap_size); + w->thread_stack = vlib_thread_stacks[w - vlib_worker_threads]; + w->thread_function = tr->function; + w->thread_function_arg = w; + w->instance_id = j; + w->elog_track.name = (char *) format (0, "thread %d", i+1); + w->registration = tr; + vec_add1 (w->elog_track.name, 0); + elog_track_register (&vm->elog_main, &w->elog_track); + } + } + } + + worker_thread_index = 1; + + for (i = 0; i < vec_len (tm->registrations); i++) + { + int j; + + tr = tm->registrations[i]; + + if (tr->use_pthreads || tm->use_pthreads) + { + for (j = 0; j < tr->count; j++) + { + w = vlib_worker_threads + worker_thread_index++; + if (vlib_launch_thread (vlib_worker_thread_bootstrap_fn, w, 0) < 0) + clib_warning ("Couldn't start '%s' pthread ", tr->name); + } + } + else + { + uword c; + clib_bitmap_foreach (c, tr->coremask, ({ + w = vlib_worker_threads + worker_thread_index++; + if (vlib_launch_thread (vlib_worker_thread_bootstrap_fn, w, c) < 0) + clib_warning ("Couldn't start DPDK lcore %d", c); + + })); + } + } + vlib_worker_thread_barrier_sync(vm); + vlib_worker_thread_barrier_release(vm); + return 0; +} + +VLIB_MAIN_LOOP_ENTER_FUNCTION (start_workers); + +void vlib_worker_thread_node_runtime_update(void) +{ + int i, j; + vlib_worker_thread_t *w; + vlib_main_t *vm; + vlib_node_main_t *nm, *nm_clone; + vlib_node_t ** old_nodes_clone; + vlib_main_t *vm_clone; + vlib_node_runtime_t * rt, * old_rt; + void *oldheap; + never_inline void + vlib_node_runtime_sync_stats (vlib_main_t * vm, + vlib_node_runtime_t * r, + uword n_calls, + uword n_vectors, + uword n_clocks); + + ASSERT (os_get_cpu_number() == 0); + + if (vec_len (vlib_mains) == 0) + return; + + vm = vlib_mains[0]; + nm = &vm->node_main; + + ASSERT (os_get_cpu_number() == 0); + ASSERT (*vlib_worker_threads->wait_at_barrier == 1); + + /* + * Scrape all runtime stats, so we don't lose node runtime(s) with + * pending counts, or throw away worker / io thread counts. + */ + for (j = 0; j < vec_len (nm->nodes); j++) + { + vlib_node_t * n; + n = nm->nodes[j]; + vlib_node_sync_stats (vm, n); + } + + for (i = 1; i < vec_len (vlib_mains); i++) + { + vlib_node_t * n; + + vm_clone = vlib_mains[i]; + nm_clone = &vm_clone->node_main; + + for (j = 0; j < vec_len (nm_clone->nodes); j++) + { + n = nm_clone->nodes[j]; + + rt = vlib_node_get_runtime (vm_clone, n->index); + vlib_node_runtime_sync_stats (vm_clone, rt, 0, 0, 0); + } + } + + for (i = 1; i < vec_len (vlib_mains); i++) + { + vlib_node_runtime_t * rt; + w = vlib_worker_threads + i; + oldheap = clib_mem_set_heap (w->thread_mheap); + + vm_clone = vlib_mains[i]; + + /* Re-clone error heap */ + memcpy (&vm_clone->error_main, &vm->error_main, sizeof (vm->error_main)); + + nm_clone = &vm_clone->node_main; + vec_free (nm_clone->next_frames); + nm_clone->next_frames = vec_dup (nm->next_frames); + + for (j = 0; j < vec_len (nm_clone->next_frames); j++) + { + vlib_next_frame_t *nf = &nm_clone->next_frames[j]; + u32 save_node_runtime_index; + + save_node_runtime_index = nf->node_runtime_index; + vlib_next_frame_init (nf); + nf->node_runtime_index = save_node_runtime_index; + } + + old_nodes_clone = nm_clone->nodes; + nm_clone->nodes = 0; + + /* re-fork nodes */ + for (j = 0; j < vec_len (nm->nodes); j++) { + vlib_node_t *old_n_clone; + vlib_node_t *new_n, *new_n_clone; + + new_n = nm->nodes[j]; + old_n_clone = old_nodes_clone[j]; + + new_n_clone = clib_mem_alloc_no_fail (sizeof(*new_n_clone)); + memcpy (new_n_clone, new_n, sizeof (*new_n)); + /* none of the copied nodes have enqueue rights given out */ + new_n_clone->owner_node_index = VLIB_INVALID_NODE_INDEX; + + if (j >= vec_len (old_nodes_clone)) + { + /* new node, set to zero */ + memset (&new_n_clone->stats_total, 0, + sizeof (new_n_clone->stats_total)); + memset (&new_n_clone->stats_last_clear, 0, + sizeof (new_n_clone->stats_last_clear)); + } + else + { + /* Copy stats if the old data is valid */ + memcpy (&new_n_clone->stats_total, + &old_n_clone->stats_total, + sizeof (new_n_clone->stats_total)); + memcpy (&new_n_clone->stats_last_clear, + &old_n_clone->stats_last_clear, + sizeof (new_n_clone->stats_last_clear)); + + /* keep previous node state */ + new_n_clone->state = old_n_clone->state; + } + vec_add1 (nm_clone->nodes, new_n_clone); + } + /* Free the old node clone */ + for (j = 0; j < vec_len(old_nodes_clone); j++) + clib_mem_free (old_nodes_clone[j]); + vec_free (old_nodes_clone); + + vec_free (nm_clone->nodes_by_type[VLIB_NODE_TYPE_INTERNAL]); + + nm_clone->nodes_by_type[VLIB_NODE_TYPE_INTERNAL] = + vec_dup (nm->nodes_by_type[VLIB_NODE_TYPE_INTERNAL]); + + /* clone input node runtime */ + old_rt = nm_clone->nodes_by_type[VLIB_NODE_TYPE_INPUT]; + + nm_clone->nodes_by_type[VLIB_NODE_TYPE_INPUT] = + vec_dup (nm->nodes_by_type[VLIB_NODE_TYPE_INPUT]); + + vec_foreach(rt, nm_clone->nodes_by_type[VLIB_NODE_TYPE_INPUT]) + { + rt->cpu_index = vm_clone->cpu_index; + } + + for (j=0; j < vec_len(old_rt); j++) + { + rt = vlib_node_get_runtime (vm_clone, old_rt[j].node_index); + rt->state = old_rt[j].state; + } + + vec_free(old_rt); + + nm_clone->processes = vec_dup (nm->processes); + + clib_mem_set_heap (oldheap); + + // vnet_main_fork_fixup (i); + } +} + +static clib_error_t * +cpu_config (vlib_main_t * vm, unformat_input_t * input) +{ + vlib_thread_registration_t *tr; + uword * p; + vlib_thread_main_t * tm = &vlib_thread_main; + u8 * name; + u64 coremask; + uword * bitmap; + u32 count; + + tm->thread_registrations_by_name = hash_create_string (0, sizeof (uword)); + tm->n_thread_stacks = 1; /* account for main thread */ + + tr = tm->next; + + while (tr) + { + hash_set_mem (tm->thread_registrations_by_name, tr->name, (uword)tr); + tr = tr->next; + } + + while (unformat_check_input(input) != UNFORMAT_END_OF_INPUT) + { + if (unformat (input, "main-thread-io")) + tm->main_thread_is_io_node = 1; + else if (unformat (input, "use-pthreads")) + tm->use_pthreads = 1; + else if (unformat (input, "thread-prefix %v", &tm->thread_prefix)) + ; + else if (unformat (input, "main-core %u", &tm->main_lcore)) + ; + else if (unformat (input, "skip-cores %u", &tm->skip_cores)) + ; + else if (unformat (input, "coremask-%s %llx", &name, &coremask)) + { + p = hash_get_mem (tm->thread_registrations_by_name, name); + if (p == 0) + return clib_error_return (0, "no such thread type '%s'", name); + + tr = (vlib_thread_registration_t *)p[0]; + + if (tr->use_pthreads) + return clib_error_return (0, "coremask cannot be set for '%s' threads", + name); + + tr->coremask = clib_bitmap_set_multiple + (tr->coremask, 0, coremask, BITS(coremask)); + tr->count = clib_bitmap_count_set_bits (tr->coremask); + } + else if (unformat (input, "corelist-%s %U", &name, unformat_bitmap_list, + &bitmap)) + { + p = hash_get_mem (tm->thread_registrations_by_name, name); + if (p == 0) + return clib_error_return (0, "no such thread type '%s'", name); + + tr = (vlib_thread_registration_t *)p[0]; + + if (tr->use_pthreads) + return clib_error_return (0, "corelist cannot be set for '%s' threads", + name); + + tr->coremask = bitmap; + tr->count = clib_bitmap_count_set_bits (tr->coremask); + } + else if (unformat (input, "%s %u", &name, &count)) + { + p = hash_get_mem (tm->thread_registrations_by_name, name); + if (p == 0) + return clib_error_return (0, "no such thread type '%s'", name); + + tr = (vlib_thread_registration_t *)p[0]; + if (tr->fixed_count) + return clib_error_return + (0, "number of %s threads not configurable", tr->name); + tr->count = count; + } + else + break; + } + + tr = tm->next; + + if (!tm->thread_prefix) + tm->thread_prefix = format(0, "vpp"); + + while (tr) + { + tm->n_thread_stacks += tr->count; + tm->n_pthreads += tr->count * tr->use_pthreads; + tm->n_eal_threads += tr->count * (tr->use_pthreads == 0); + tr = tr->next; + } + + return 0; +} + +VLIB_EARLY_CONFIG_FUNCTION (cpu_config, "cpu"); + +#if !defined (__x86_64__) +void __sync_fetch_and_add_8 (void) +{ + fformat(stderr, "%s called\n", __FUNCTION__); + abort(); +} +void __sync_add_and_fetch_8 (void) +{ + fformat(stderr, "%s called\n", __FUNCTION__); + abort(); +} +#endif + +void vnet_main_fixup (vlib_fork_fixup_t which) __attribute__ ((weak)); +void vnet_main_fixup (vlib_fork_fixup_t which) { } + +void vlib_worker_thread_fork_fixup (vlib_fork_fixup_t which) +{ + vlib_main_t * vm = vlib_get_main(); + + if (vlib_mains == 0) + return; + + ASSERT(os_get_cpu_number() == 0); + vlib_worker_thread_barrier_sync(vm); + + switch (which) + { + case VLIB_WORKER_THREAD_FORK_FIXUP_NEW_SW_IF_INDEX: + vnet_main_fixup (VLIB_WORKER_THREAD_FORK_FIXUP_NEW_SW_IF_INDEX); + break; + + default: + ASSERT(0); + } + vlib_worker_thread_barrier_release(vm); +} + +void vlib_worker_thread_barrier_sync(vlib_main_t *vm) +{ + f64 deadline; + u32 count; + + if (!vlib_mains) + return; + + count = vec_len (vlib_mains) - 1; + + /* Tolerate recursive calls */ + if (++vlib_worker_threads[0].recursion_level > 1) + return; + + ASSERT (os_get_cpu_number() == 0); + + deadline = vlib_time_now (vm) + BARRIER_SYNC_TIMEOUT; + + *vlib_worker_threads->wait_at_barrier = 1; + while (*vlib_worker_threads->workers_at_barrier != count) + { + if (vlib_time_now(vm) > deadline) + { + fformat(stderr, "%s: worker thread deadlock\n", __FUNCTION__); + os_panic(); + } + } +} + +void vlib_worker_thread_barrier_release(vlib_main_t * vm) +{ + f64 deadline; + + if (!vlib_mains) + return; + + if (--vlib_worker_threads[0].recursion_level > 0) + return; + + deadline = vlib_time_now (vm) + BARRIER_SYNC_TIMEOUT; + + *vlib_worker_threads->wait_at_barrier = 0; + + while (*vlib_worker_threads->workers_at_barrier > 0) + { + if (vlib_time_now(vm) > deadline) + { + fformat(stderr, "%s: worker thread deadlock\n", __FUNCTION__); + os_panic(); + } + } +} + +static clib_error_t * +show_threads_fn (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + vlib_worker_thread_t * w; + int i; + + vlib_cli_output (vm, "%-7s%-20s%-12s%-8s%-7s%-7s%-7s%-10s", + "ID", "Name", "Type", "LWP", + "lcore", "Core", "Socket", "State"); + + for (i = 0; i < vec_len(vlib_worker_threads); i++) + { + w = vlib_worker_threads + i; + u8 * line = NULL; + + line = format(line, "%-7d%-20s%-12s%-8d", + i, + w->name ? w->name : (u8 *) "", + w->registration ? w->registration->name : "", + w->lwp); + + int lcore = w->dpdk_lcore_id; + if (lcore > -1) + { + line = format(line, "%-7u%-7u%-7u", + lcore, + lcore_config[lcore].core_id, + lcore_config[lcore].socket_id); + + switch(lcore_config[lcore].state) + { + case WAIT: + line = format(line, "wait"); + break; + case RUNNING: + line = format(line, "running"); + break; + case FINISHED: + line = format(line, "finished"); + break; + default: + line = format(line, "unknown"); + } + } + + vlib_cli_output(vm, "%v", line); + vec_free(line); + } + + return 0; +} + + +VLIB_CLI_COMMAND (show_threads_command, static) = { + .path = "show threads", + .short_help = "Show threads", + .function = show_threads_fn, +}; diff --git a/vlib/vlib/threads.h b/vlib/vlib/threads.h new file mode 100644 index 00000000000..9ce42a1367d --- /dev/null +++ b/vlib/vlib/threads.h @@ -0,0 +1,333 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#ifndef included_vlib_threads_h +#define included_vlib_threads_h + +#include + +vlib_main_t **vlib_mains; + +static inline uword +vlib_get_cpu_number_inline (void) +{ + void * sp; + uword n; + u32 len; + + /* Get any old stack address. */ + sp = &sp; + + n = ((uword)sp - (uword)vlib_thread_stacks[0]) >> 20; + + /* "processes" have their own stacks, and they always run in thread 0 */ + n = n >= len ? 0 : n; + + return n; +} + +void +vlib_set_thread_name (char *name); + +/* arg is actually a vlib__thread_t * */ +typedef void (vlib_thread_function_t) (void * arg); + +typedef struct vlib_thread_registration_ { + /* constructor generated list of thread registrations */ + struct vlib_thread_registration_ * next; + + /* config parameters */ + char * name; + char * short_name; + vlib_thread_function_t * function; + uword mheap_size; + int fixed_count; + u32 count; + int no_data_structure_clone; + /* All threads of this type run on pthreads */ + int use_pthreads; + u32 first_index; + uword * coremask; +} vlib_thread_registration_t; + +#define VLIB_MAX_CPUS 32 + +/* + * Objects passed around by "index" are cache-line aligned. + * We can stick the owner CPU into the low 6 bits. + */ +#if VLIB_MAX_CPUS > 64 +#error VLIB_MAX_CPUS must be <= 64 +#endif + +#define VLIB_CPU_MASK (VLIB_MAX_CPUS - 1) /* 0x3f, max */ +#define VLIB_OFFSET_MASK (~VLIB_CPU_MASK) + +#define VLIB_LOG2_THREAD_STACK_SIZE (20) +#define VLIB_THREAD_STACK_SIZE (1< 0 +/* long barrier timeout, for gdb... */ +#define BARRIER_SYNC_TIMEOUT (600.1) +#else +#define BARRIER_SYNC_TIMEOUT (1.0) +#endif + +void vlib_worker_thread_barrier_sync(vlib_main_t *vm); +void vlib_worker_thread_barrier_release(vlib_main_t *vm); + +always_inline void vlib_smp_unsafe_warning (void) +{ + if (CLIB_DEBUG > 0) + { + if (os_get_cpu_number()) + fformat(stderr, "%s: SMP unsafe warning...\n", __FUNCTION__); + } +} + +typedef enum { + VLIB_WORKER_THREAD_FORK_FIXUP_ILLEGAL = 0, + VLIB_WORKER_THREAD_FORK_FIXUP_NEW_SW_IF_INDEX, +} vlib_fork_fixup_t; + +void vlib_worker_thread_fork_fixup (vlib_fork_fixup_t which); + +static inline void vlib_worker_thread_barrier_check (void) +{ + if (PREDICT_FALSE(*vlib_worker_threads->wait_at_barrier)) + { + clib_smp_atomic_add (vlib_worker_threads->workers_at_barrier, 1); + while (*vlib_worker_threads->wait_at_barrier) + ; + clib_smp_atomic_add (vlib_worker_threads->workers_at_barrier, -1); + } +} + +#define foreach_vlib_main(body) \ +do { \ + vlib_main_t ** __vlib_mains = 0, *this_vlib_main; \ + int ii; \ + \ + if (vec_len (vlib_mains) == 0) \ + vec_add1 (__vlib_mains, &vlib_global_main); \ + else \ + { \ + for (ii = 0; ii < vec_len (vlib_mains); ii++) \ + { \ + this_vlib_main = vlib_mains[ii]; \ + if (this_vlib_main) \ + vec_add1 (__vlib_mains, this_vlib_main); \ + } \ + } \ + \ + for (ii = 0; ii < vec_len (__vlib_mains); ii++) \ + { \ + this_vlib_main = __vlib_mains[ii]; \ + /* body uses this_vlib_main... */ \ + (body); \ + } \ + vec_free (__vlib_mains); \ +} while (0); + + +/* Early-Fast-Discard (EFD) */ +#define VLIB_EFD_DISABLED 0 +#define VLIB_EFD_DISCARD_ENABLED (1 << 0) +#define VLIB_EFD_MONITOR_ENABLED (1 << 1) + +#define VLIB_EFD_DEF_WORKER_HI_THRESH_PCT 90 + +/* EFD worker thread settings */ +typedef struct vlib_efd_t { + u16 enabled; + u16 queue_hi_thresh; + u8 ip_prec_bitmap; + u8 mpls_exp_bitmap; + u8 vlan_cos_bitmap; + u8 pad; +} vlib_efd_t; + +typedef struct { + /* Link list of registrations, built by constructors */ + vlib_thread_registration_t * next; + + /* Vector of registrations, w/ non-data-structure clones at the top */ + vlib_thread_registration_t ** registrations; + + uword * thread_registrations_by_name; + + vlib_worker_thread_t * worker_threads; + + /* thread / cpu / io thread parameters */ + u32 main_thread_is_io_node; + + /* + * Launch all threads as pthreads, + * not eal_rte_launch (strict affinity) threads + */ + int use_pthreads; + + /* Number of vlib_main / vnet_main clones */ + u32 n_vlib_mains; + + /* Number of thread stacks to create */ + u32 n_thread_stacks; + + /* Number of pthreads */ + u32 n_pthreads; + + /* Number of DPDK eal threads */ + u32 n_eal_threads; + + /* Number of cores to skip, must match the core mask */ + u32 skip_cores; + + /* Thread prefix name */ + u8 *thread_prefix; + + /* main thread lcore */ + u8 main_lcore; + + /* Bitmap of available CPU cores */ + uword * cpu_core_bitmap; + + /* Bitmap of available CPU sockets (NUMA nodes) */ + uword * cpu_socket_bitmap; + + vlib_efd_t efd; + +} vlib_thread_main_t; + +vlib_thread_main_t vlib_thread_main; + +#define VLIB_REGISTER_THREAD(x,...) \ + __VA_ARGS__ vlib_thread_registration_t x; \ +static void __vlib_add_thread_registration_##x (void) \ + __attribute__((__constructor__)) ; \ +static void __vlib_add_thread_registration_##x (void) \ +{ \ + vlib_thread_main_t * tm = &vlib_thread_main; \ + x.next = tm->next; \ + tm->next = &x; \ +} \ +__VA_ARGS__ vlib_thread_registration_t x + +#endif /* included_vlib_threads_h */ diff --git a/vlib/vlib/trace.c b/vlib/vlib/trace.c new file mode 100644 index 00000000000..6272d853145 --- /dev/null +++ b/vlib/vlib/trace.c @@ -0,0 +1,294 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * trace.c: VLIB trace buffer. + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include +#include + +/* Helper function for nodes which only trace buffer data. */ +void +vlib_trace_frame_buffers_only (vlib_main_t * vm, + vlib_node_runtime_t * node, + u32 * buffers, + uword n_buffers, + uword next_buffer_stride, + uword n_buffer_data_bytes_in_trace) +{ + u32 n_left, * from; + + n_left = n_buffers; + from = buffers; + + while (n_left >= 4) + { + u32 bi0, bi1; + vlib_buffer_t * b0, * b1; + u8 * t0, * t1; + + /* Prefetch next iteration. */ + vlib_prefetch_buffer_with_index (vm, from[2], LOAD); + vlib_prefetch_buffer_with_index (vm, from[3], LOAD); + + bi0 = from[0]; + bi1 = from[1]; + + b0 = vlib_get_buffer (vm, bi0); + b1 = vlib_get_buffer (vm, bi1); + + if (b0->flags & VLIB_BUFFER_IS_TRACED) + { + t0 = vlib_add_trace (vm, node, b0, n_buffer_data_bytes_in_trace); + memcpy (t0, b0->data + b0->current_data, + n_buffer_data_bytes_in_trace); + } + if (b1->flags & VLIB_BUFFER_IS_TRACED) + { + t1 = vlib_add_trace (vm, node, b1, n_buffer_data_bytes_in_trace); + memcpy (t1, b1->data + b1->current_data, + n_buffer_data_bytes_in_trace); + } + from += 2; + n_left -= 2; + } + + while (n_left >= 1) + { + u32 bi0; + vlib_buffer_t * b0; + u8 * t0; + + bi0 = from[0]; + + b0 = vlib_get_buffer (vm, bi0); + + if (b0->flags & VLIB_BUFFER_IS_TRACED) + { + t0 = vlib_add_trace (vm, node, b0, n_buffer_data_bytes_in_trace); + memcpy (t0, b0->data + b0->current_data, + n_buffer_data_bytes_in_trace); + } + from += 1; + n_left -= 1; + } +} + +/* Free up all trace buffer memory. */ +always_inline void +clear_trace_buffer (vlib_trace_main_t * tm) +{ + int i; + + foreach_vlib_main ( + ({ + void *mainheap; + + tm = &this_vlib_main->trace_main; + mainheap = clib_mem_set_heap (this_vlib_main->heap_base); + + for (i = 0; i < vec_len (tm->trace_buffer_pool); i++) + if (! pool_is_free_index (tm->trace_buffer_pool, i)) + vec_free (tm->trace_buffer_pool[i]); + pool_free (tm->trace_buffer_pool); + clib_mem_set_heap (mainheap); + })); +} + +static u8 * format_vlib_trace (u8 * s, va_list * va) +{ + vlib_main_t * vm = va_arg (*va, vlib_main_t *); + vlib_trace_header_t * h = va_arg (*va, vlib_trace_header_t *); + vlib_trace_header_t * e = vec_end (h); + vlib_node_t * node, * prev_node; + clib_time_t * ct = &vm->clib_time; + f64 t; + + prev_node = 0; + while (h < e) + { + node = vlib_get_node (vm, h->node_index); + + if (node != prev_node) + { + t = (h->time - vm->cpu_time_main_loop_start) * ct->seconds_per_clock; + s = format (s, "\n%U: %v", + format_time_interval, "h:m:s:u", t, + node->name); + } + prev_node = node; + + if (node->format_trace) + s = format (s, "\n %U", + node->format_trace, vm, node, h->data); + else + s = format (s, "\n %U", + node->format_buffer, h->data); + + h = vlib_trace_header_next (h); + } + + return s; +} + +/* Root of all trace cli commands. */ +VLIB_CLI_COMMAND (trace_cli_command,static) = { + .path = "trace", + .short_help = "Packet tracer commands", +}; + +static clib_error_t * +cli_show_trace_buffer (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + vlib_trace_main_t * tm = &vm->trace_main; + vlib_trace_header_t ** h, ** traces; + u32 i, index = 0; + char * fmt; + + /* Get active traces from pool. */ + + foreach_vlib_main ( + ({ + void *mainheap; + + fmt = "------------------- Start of thread %d %v -------------------"; + vlib_cli_output (vm, fmt, index, vlib_worker_threads[index].name); + + tm = &this_vlib_main->trace_main; + + mainheap = clib_mem_set_heap (this_vlib_main->heap_base); + traces = 0; + pool_foreach (h, tm->trace_buffer_pool, + ({ + vec_add1 (traces, h[0]); + })); + + if (vec_len (traces) == 0) + { + clib_mem_set_heap (mainheap); + vlib_cli_output (vm, "No packets in trace buffer"); + goto done; + } + + /* Sort them by increasing time. */ + vec_sort (traces, t0, t1, ({ + i64 dt = t0[0]->time - t1[0]->time; + dt < 0 ? -1 : (dt > 0 ? +1 : 0); + })); + + for (i = 0; i < vec_len (traces); i++) + { + clib_mem_set_heap (mainheap); + + vlib_cli_output (vm, "Packet %d\n%U\n\n", i + 1, + format_vlib_trace, vm, traces[i]); + + mainheap = clib_mem_set_heap (this_vlib_main->heap_base); + } + + done: + vec_free (traces); + clib_mem_set_heap (mainheap); + + index++; + })); + + return 0; +} + +VLIB_CLI_COMMAND (show_trace_cli,static) = { + .path = "show trace", + .short_help = "Show trace buffer", + .function = cli_show_trace_buffer, +}; + +static clib_error_t * +cli_add_trace_buffer (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + vlib_trace_main_t * tm; + vlib_trace_node_t * tn; + u32 node_index, add; + + if (unformat (input, "%U %d", unformat_vlib_node, vm, &node_index, &add)) + ; + else + return clib_error_create ("expected NODE COUNT, got `%U'", + format_unformat_error, input); + + foreach_vlib_main ( + ({ + void *oldheap; + tm = &this_vlib_main->trace_main; + + oldheap = clib_mem_set_heap (this_vlib_main->heap_base); + + vec_validate (tm->nodes, node_index); + tn = tm->nodes + node_index; + tn->limit += add; + clib_mem_set_heap (oldheap); + })); + + return 0; +} + +VLIB_CLI_COMMAND (add_trace_cli,static) = { + .path = "trace add", + .short_help = "Trace given number of packets", + .function = cli_add_trace_buffer, +}; + +static clib_error_t * +cli_clear_trace_buffer (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + vlib_trace_main_t * tm = &vm->trace_main; + clear_trace_buffer (tm); + return 0; +} + +VLIB_CLI_COMMAND (clear_trace_cli,static) = { + .path = "clear trace", + .short_help = "Clear trace buffer and free memory", + .function = cli_clear_trace_buffer, +}; + +/* Dummy function to get us linked in. */ +void vlib_trace_cli_reference (void) {} diff --git a/vlib/vlib/trace.h b/vlib/vlib/trace.h new file mode 100644 index 00000000000..228a22abb95 --- /dev/null +++ b/vlib/vlib/trace.h @@ -0,0 +1,75 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * trace.h: VLIB trace buffer. + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef included_vlib_trace_h +#define included_vlib_trace_h + +#include + +typedef struct { + /* CPU time stamp trace was made. */ + u64 time; + + /* Node which generated this trace. */ + u32 node_index; + + /* Number of data words in this trace. */ + u32 n_data; + + /* Trace data follows. */ + u8 data[0]; +} vlib_trace_header_t; + +typedef struct { + /* Current number of traces in buffer. */ + u32 count; + + /* Max. number of traces to be added to buffer. */ + u32 limit; +} vlib_trace_node_t; + +typedef struct { + /* Pool of trace buffers. */ + vlib_trace_header_t ** trace_buffer_pool; + + /* Per node trace counts. */ + vlib_trace_node_t * nodes; +} vlib_trace_main_t; + +#endif /* included_vlib_trace_h */ diff --git a/vlib/vlib/trace_funcs.h b/vlib/vlib/trace_funcs.h new file mode 100644 index 00000000000..3dc7471e152 --- /dev/null +++ b/vlib/vlib/trace_funcs.h @@ -0,0 +1,167 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * trace_funcs.h: VLIB trace buffer. + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef included_vlib_trace_funcs_h +#define included_vlib_trace_funcs_h + +always_inline void +vlib_validate_trace (vlib_trace_main_t * tm, vlib_buffer_t * b) +{ + /* + * this assert seems right, but goes off constantly. + * disabling it appears to make the pain go away + */ + ASSERT (1 || b->flags & VLIB_BUFFER_IS_TRACED); + ASSERT (! pool_is_free_index (tm->trace_buffer_pool, b->trace_index)); +} + +always_inline void * +vlib_add_trace (vlib_main_t * vm, + vlib_node_runtime_t * r, + vlib_buffer_t * b, + u32 n_data_bytes) +{ + vlib_trace_main_t * tm = &vm->trace_main; + vlib_trace_header_t * h; + u32 n_data_words; + + vlib_validate_trace (tm, b); + + n_data_bytes = round_pow2 (n_data_bytes, sizeof (h[0])); + n_data_words = n_data_bytes / sizeof (h[0]); + vec_add2_aligned (tm->trace_buffer_pool[b->trace_index], h, + 1 + n_data_words, + sizeof (h[0])); + + h->time = vm->cpu_time_last_node_dispatch; + h->n_data = n_data_words; + h->node_index = r->node_index; + + return h->data; +} + +always_inline vlib_trace_header_t * +vlib_trace_header_next (vlib_trace_header_t * h) +{ return h + 1 + h->n_data; } + +always_inline void +vlib_free_trace (vlib_main_t * vm, vlib_buffer_t * b) +{ + vlib_trace_main_t * tm = &vm->trace_main; + vlib_validate_trace (tm, b); + _vec_len (tm->trace_buffer_pool[b->trace_index]) = 0; + pool_put_index (tm->trace_buffer_pool, b->trace_index); +} + +always_inline void +vlib_trace_next_frame (vlib_main_t * vm, + vlib_node_runtime_t * r, + u32 next_index) +{ + vlib_next_frame_t * nf; + nf = vlib_node_runtime_get_next_frame (vm, r, next_index); + nf->flags |= VLIB_FRAME_TRACE; +} + +/* Mark buffer as traced and allocate trace buffer. */ +always_inline void +vlib_trace_buffer (vlib_main_t * vm, + vlib_node_runtime_t * r, + u32 next_index, + vlib_buffer_t * b, + int follow_chain) +{ + vlib_trace_main_t * tm = &vm->trace_main; + vlib_trace_header_t ** h; + + vlib_trace_next_frame (vm, r, next_index); + + pool_get (tm->trace_buffer_pool, h); + + do { + b->flags |= VLIB_BUFFER_IS_TRACED; + b->trace_index = h - tm->trace_buffer_pool; + } while (follow_chain && (b = vlib_get_next_buffer (vm, b))); +} + +always_inline void +vlib_buffer_copy_trace_flag (vlib_main_t * vm, vlib_buffer_t * b, u32 bi_target) +{ + vlib_buffer_t * b_target = vlib_get_buffer (vm, bi_target); + b_target->flags |= b->flags & VLIB_BUFFER_IS_TRACED; + b_target->trace_index = b->trace_index; +} + +always_inline u32 +vlib_get_trace_count (vlib_main_t * vm, vlib_node_runtime_t * rt) +{ + vlib_trace_main_t * tm = &vm->trace_main; + vlib_trace_node_t * tn; + int n; + + if (rt->node_index >= vec_len (tm->nodes)) + return 0; + tn = tm->nodes + rt->node_index; + n = tn->limit - tn->count; + ASSERT (n >= 0); + + return n; +} + +always_inline void +vlib_set_trace_count (vlib_main_t * vm, vlib_node_runtime_t * rt, + u32 count) +{ + vlib_trace_main_t * tm = &vm->trace_main; + vlib_trace_node_t * tn = vec_elt_at_index (tm->nodes, rt->node_index); + + ASSERT (count <= tn->limit); + tn->count = tn->limit - count; +} + +/* Helper function for nodes which only trace buffer data. */ +void +vlib_trace_frame_buffers_only (vlib_main_t * vm, + vlib_node_runtime_t * node, + u32 * buffers, + uword n_buffers, + uword next_buffer_stride, + uword n_buffer_data_bytes_in_trace); + +#endif /* included_vlib_trace_funcs_h */ diff --git a/vlib/vlib/unix/cj.c b/vlib/vlib/unix/cj.c new file mode 100644 index 00000000000..665a13fa4f5 --- /dev/null +++ b/vlib/vlib/unix/cj.c @@ -0,0 +1,218 @@ +/* + *------------------------------------------------------------------ + * cj.c + * + * Copyright (c) 2013 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + *------------------------------------------------------------------ + */ + +#include +#include + +#include + +cj_main_t cj_main; + +void +cj_log (u32 type, void * data0, void * data1) +{ + u64 new_tail; + cj_main_t * cjm = &cj_main; + cj_record_t * r; + + if (cjm->enable == 0) + return; + + new_tail = __sync_add_and_fetch (&cjm->tail, 1); + + r = (cj_record_t *) &(cjm->records[new_tail & (cjm->num_records - 1)]); + r->time = vlib_time_now (cjm->vlib_main); + r->cpu = os_get_cpu_number(); + r->type = type; + r->data[0] = (u64) data0; + r->data[1] = (u64) data1; +} + +void cj_stop(void) +{ + cj_main_t * cjm = &cj_main; + + cjm->enable = 0; +} + + +clib_error_t * cj_init (vlib_main_t * vm) +{ + cj_main_t * cjm = &cj_main; + + cjm->vlib_main = vm; + return 0; +} +VLIB_INIT_FUNCTION (cj_init); + +static clib_error_t * +cj_config (vlib_main_t * vm, unformat_input_t * input) +{ + cj_main_t * cjm = &cj_main; + int matched = 0; + int enable = 0; + + while (unformat_check_input(input) != UNFORMAT_END_OF_INPUT) + { + if (unformat (input, "records %d", &cjm->num_records)) + matched = 1; + else if (unformat (input, "on")) + enable = 1; + else + return clib_error_return (0, "cj_config: unknown input '%U'", + format_unformat_error, input); + } + + if (matched == 0) + return 0; + + cjm->num_records = max_pow2 (cjm->num_records); + vec_validate (cjm->records, cjm->num_records-1); + memset (cjm->records, 0xff, cjm->num_records * sizeof (cj_record_t)); + cjm->tail = ~0; + cjm->enable = enable; + + return 0; +} + +VLIB_CONFIG_FUNCTION (cj_config, "cj"); + +void cj_enable_disable (int is_enable) +{ + cj_main_t * cjm = &cj_main; + + if (cjm->num_records) + cjm->enable = is_enable; + else + vlib_cli_output (cjm->vlib_main, "CJ not configured..."); +} + +static inline void cj_dump_one_record (cj_record_t * r) +{ + fprintf (stderr, "[%d]: %10.6f T%02d %llx %llx\n", + r->cpu, r->time, r->type, (long long unsigned int) r->data[0], + (long long unsigned int) r->data[1]); +} + +static void cj_dump_internal (u8 filter0_enable, u64 filter0, + u8 filter1_enable, u64 filter1) +{ + cj_main_t * cjm = &cj_main; + cj_record_t * r; + u32 i, index; + + if (cjm->num_records == 0) + { + fprintf (stderr, "CJ not configured...\n"); + return; + } + + if (cjm->tail == (u64)~0) + { + fprintf (stderr, "No data collected...\n"); + return; + } + + /* Has the trace wrapped? */ + index = (cjm->tail+1) & (cjm->num_records - 1); + r = &(cjm->records[index]); + + if (r->cpu != (u32)~0) + { + /* Yes, dump from tail + 1 to the end */ + for (i = index; i < cjm->num_records; i++) + { + if (filter0_enable && (r->data[0] != filter0)) + goto skip; + if (filter1_enable && (r->data[1] != filter1)) + goto skip; + cj_dump_one_record (r); + skip: + r++; + } + } + /* dump from the beginning through the final tail */ + r = cjm->records; + for (i = 0; i <= cjm->tail; i++) + { + if (filter0_enable && (r->data[0] != filter0)) + goto skip2; + if (filter1_enable && (r->data[1] != filter1)) + goto skip2; + cj_dump_one_record (r); + skip2: + r++; + } +} + +void cj_dump (void) +{ + cj_dump_internal (0, 0, 0, 0); +} + +void cj_dump_filter_data0 (u64 filter0) +{ + cj_dump_internal (1/* enable f0 */, filter0, 0, 0); +} + +void cj_dump_filter_data1 (u64 filter1) +{ + cj_dump_internal (0, 0, 1 /* enable f1 */, filter1); +} + +void cj_dump_filter_data12 (u64 filter0, u64 filter1) +{ + cj_dump_internal (1, filter0, 1, filter1); +} + +static clib_error_t * +cj_command_fn (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + int is_enable = -1; + int is_dump = -1; + + while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) { + if (unformat (input, "enable") || unformat (input, "on")) + is_enable = 1; + else if (unformat (input, "disable") || unformat (input, "off")) + is_enable = 0; + else if (unformat (input, "dump")) + is_dump = 1; + else + return clib_error_return (0, "unknown input `%U'", + format_unformat_error, input); + } + + if (is_enable >= 0) + cj_enable_disable (is_enable); + + if (is_dump > 0) + cj_dump (); + + return 0; +} + +VLIB_CLI_COMMAND (cj_command,static) = { + .path = "cj", + .short_help = "cj", + .function = cj_command_fn, +}; + diff --git a/vlib/vlib/unix/cj.h b/vlib/vlib/unix/cj.h new file mode 100644 index 00000000000..3c37f2bf22f --- /dev/null +++ b/vlib/vlib/unix/cj.h @@ -0,0 +1,68 @@ +/* + *------------------------------------------------------------------ + * cj.h + * + * Copyright (c) 2013 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + *------------------------------------------------------------------ + */ + +#ifndef __included_cj_h__ +#define __included_cj_h__ + +typedef struct { + f64 time; + u32 cpu; + u32 type; + u64 data[2]; +} cj_record_t; + +typedef struct { + volatile u64 tail; + cj_record_t * records; + u32 num_records; + volatile u32 enable; + + vlib_main_t * vlib_main; +} cj_main_t; + +void cj_log (u32 type, void * data0, void * data1); + +/* + * Supply in application main, so we can log from any library... + * Declare a weak reference in the library, off you go. + */ + +#define DECLARE_CJ_GLOBAL_LOG \ +void cj_global_log (unsigned type, void * data0, void * data1) \ + __attribute__ ((weak)); \ + \ +unsigned __cj_type; \ +void * __cj_data0; \ +void * __cj_data1; \ + \ +void \ +cj_global_log (unsigned type, void * data0, void * data1) \ +{ \ + __cj_type = type; \ + __cj_data0 = data0; \ + __cj_data1 = data1; \ +} + +#define CJ_GLOBAL_LOG_PROTOTYPE +void cj_global_log (unsigned type, void * data0, void * data1) \ + __attribute__ ((weak)); \ + +void cj_stop(void); + +#endif /* __included_cj_h__ */ diff --git a/vlib/vlib/unix/cli.c b/vlib/vlib/unix/cli.c new file mode 100644 index 00000000000..3cb13fc8550 --- /dev/null +++ b/vlib/vlib/unix/cli.c @@ -0,0 +1,900 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * cli.c: Unix stdin/socket CLI. + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include +#include + +#include +#include +#include +#include +#include + +typedef struct { + u32 unix_file_index; + + /* Vector of output pending write to file descriptor. */ + u8 * output_vector; + + /* Vector of input saved by Unix input node to be processed by + CLI process. */ + u8 * input_vector; + + u8 has_history; + u8 ** command_history; + u8 * current_command; + i32 excursion; + u32 history_limit; + u8 * search_key; + int search_mode; + + u32 process_node_index; +} unix_cli_file_t; + +always_inline void +unix_cli_file_free (unix_cli_file_t * f) +{ + vec_free (f->output_vector); + vec_free (f->input_vector); +} + +typedef struct { + /* Prompt string for CLI. */ + u8 * cli_prompt; + + unix_cli_file_t * cli_file_pool; + + u32 * unused_cli_process_node_indices; + + /* File pool index of current input. */ + u32 current_input_file_index; +} unix_cli_main_t; + +static unix_cli_main_t unix_cli_main; + +static void +unix_cli_add_pending_output (unix_file_t * uf, + unix_cli_file_t * cf, + u8 * buffer, + uword buffer_bytes) +{ + unix_main_t * um = &unix_main; + + vec_add (cf->output_vector, buffer, buffer_bytes); + if (vec_len (cf->output_vector) > 0) + { + int skip_update = 0 != (uf->flags & UNIX_FILE_DATA_AVAILABLE_TO_WRITE); + uf->flags |= UNIX_FILE_DATA_AVAILABLE_TO_WRITE; + if (! skip_update) + um->file_update (uf, UNIX_FILE_UPDATE_MODIFY); + } +} + +static void +unix_cli_del_pending_output (unix_file_t * uf, + unix_cli_file_t * cf, + uword n_bytes) +{ + unix_main_t * um = &unix_main; + + vec_delete (cf->output_vector, n_bytes, 0); + if (vec_len (cf->output_vector) <= 0) + { + int skip_update = 0 == (uf->flags & UNIX_FILE_DATA_AVAILABLE_TO_WRITE); + uf->flags &= ~UNIX_FILE_DATA_AVAILABLE_TO_WRITE; + if (! skip_update) + um->file_update (uf, UNIX_FILE_UPDATE_MODIFY); + } +} + +/* VLIB cli output function. */ +static void unix_vlib_cli_output (uword cli_file_index, + u8 * buffer, + uword buffer_bytes) +{ + unix_main_t * um = &unix_main; + unix_cli_main_t * cm = &unix_cli_main; + unix_cli_file_t * cf; + unix_file_t * uf; + int n; + + cf = pool_elt_at_index (cm->cli_file_pool, cli_file_index); + uf = pool_elt_at_index (um->file_pool, cf->unix_file_index); + n = 0; + if (vec_len (cf->output_vector) == 0) + n = write (uf->file_descriptor, buffer, buffer_bytes); + if (n < 0 && errno != EAGAIN) + clib_unix_warning ("write"); + + else if ((word) n < (word) buffer_bytes) + { + if (n < 0) n = 0; + unix_cli_add_pending_output (uf, cf, buffer + n, buffer_bytes - n); + } +} + +static int unix_cli_line_edit (unix_main_t * um, unix_cli_file_t * cf) +{ + unix_file_t * uf = pool_elt_at_index (um->file_pool, cf->unix_file_index); + u8 * prev; + int i, j, delta; + + for (i = 0; i < vec_len (cf->input_vector); i++) + { + switch (cf->input_vector[i]) + { + case 0: + continue; + + case '?': + /* Erase the current command (if any) plus ?*/ + for (j = 0; j < (vec_len (cf->current_command)+1); j++) + unix_cli_add_pending_output (uf, cf, (u8 *) "\b \b", 3); + + unix_cli_add_pending_output (uf, cf, (u8 *) "\r\nHistory:\r\n", 12); + + for (j = 0; j < vec_len (cf->command_history); j++) + { + unix_cli_add_pending_output (uf, cf, cf->command_history[j], + vec_len(cf->command_history[j])); + unix_cli_add_pending_output (uf, cf, (u8 *) "\r\n", 2); + } + goto crlf; + + /* ^R - reverse search */ + case 'R' - '@': + case 'S' - '@': + if (cf->search_mode == 0) + { + /* Erase the current command (if any) plus ^R */ + for (j = 0; j < (vec_len (cf->current_command)+2); j++) + unix_cli_add_pending_output (uf, cf, (u8 *) "\b \b", 3); + + vec_reset_length (cf->search_key); + vec_reset_length (cf->current_command); + if (cf->input_vector[i] == 'R' - '@') + cf->search_mode = -1; + else + cf->search_mode = 1; + } + else + { + if (cf->input_vector[i] == 'R' - '@') + cf->search_mode = -1; + else + cf->search_mode = 1; + + cf->excursion += cf->search_mode; + unix_cli_add_pending_output (uf, cf, (u8 *) "\b \b", 3); + goto search_again; + } + break; + + /* ^U - line-kill */ + case 'U'-'@': + /* Erase the command, plus ^U */ + for (j = 0; j < (vec_len (cf->current_command)+2); j++) + unix_cli_add_pending_output (uf, cf, (u8 *) "\b \b", 3); + vec_reset_length (cf->current_command); + cf->search_mode = 0; + continue; + + /* ^P - previous, ^N - next */ + case 'P' - '@': + case 'N' - '@': + cf->search_mode = 0; + /* Erase the command, plus ^P */ + for (j = 0; j < (vec_len (cf->current_command)+2); j++) + unix_cli_add_pending_output (uf, cf, (u8 *) "\b \b", 3); + vec_reset_length (cf->current_command); + if (vec_len (cf->command_history)) + { + if (cf->input_vector[i] == 'P' - '@') + delta = -1; + else + delta = 1; + + cf->excursion += delta; + + if (cf->excursion > (i32) vec_len (cf->command_history) -1) + cf->excursion = 0; + else if (cf->excursion < 0) + cf->excursion = vec_len (cf->command_history) -1; + + prev = cf->command_history [cf->excursion]; + vec_validate (cf->current_command, vec_len(prev)-1); + + memcpy (cf->current_command, prev, vec_len(prev)); + _vec_len (cf->current_command) = vec_len(prev); + unix_cli_add_pending_output (uf, cf, cf->current_command, + vec_len (cf->current_command)); + break; + } + break; + + case 0x7f: + case 'H' - '@': + for (j = 0; j < 2; j++) + unix_cli_add_pending_output (uf, cf, (u8 *) "\b \b", 3); + if (vec_len (cf->current_command)) + { + unix_cli_add_pending_output (uf, cf, (u8 *) "\b \b", 3); + _vec_len (cf->current_command)--; + } + cf->search_mode = 0; + cf->excursion = 0; + cf->search_mode = 0; + vec_reset_length (cf->search_key); + break; + + case '\r': + case '\n': + crlf: + vec_add1 (cf->current_command, '\r'); + vec_add1 (cf->current_command, '\n'); + unix_cli_add_pending_output (uf, cf, (u8 *) "\b\b \b\b\r\n", 8); + + vec_validate (cf->input_vector, vec_len(cf->current_command)-1); + memcpy (cf->input_vector, cf->current_command, + vec_len(cf->current_command)); + _vec_len(cf->input_vector) = _vec_len (cf->current_command); + + if (vec_len(cf->command_history) >= cf->history_limit) + { + vec_free (cf->command_history[0]); + vec_delete (cf->command_history, 1, 0); + } + /* Don't add blank lines to the cmd history */ + if (vec_len (cf->current_command) > 2) + { + _vec_len (cf->current_command) -= 2; + vec_add1 (cf->command_history, cf->current_command); + cf->current_command = 0; + } + else + vec_reset_length (cf->current_command); + cf->excursion = 0; + cf->search_mode = 0; + vec_reset_length (cf->search_key); + return 0; + + /* telnet "mode character" blort, echo but don't process. */ + case 0xff: + unix_cli_add_pending_output (uf, cf, cf->input_vector + i, + 6); + i += 6; + continue; + + default: + if (cf->search_mode) + { + int j, k, limit, offset; + u8 * item; + + vec_add1 (cf->search_key, cf->input_vector[i]); + + search_again: + for (j = 0; j < vec_len(cf->command_history); j++) + { + if (cf->excursion > (i32) vec_len (cf->command_history) -1) + cf->excursion = 0; + else if (cf->excursion < 0) + cf->excursion = vec_len (cf->command_history) -1; + + item = cf->command_history[cf->excursion]; + + limit = (vec_len(cf->search_key) > vec_len (item)) ? + vec_len(item) : vec_len (cf->search_key); + + for (offset = 0; offset <= vec_len(item) - limit; offset++) + { + for (k = 0; k < limit; k++) + { + if (item[k+offset] != cf->search_key[k]) + goto next_offset; + } + goto found_at_offset; + + next_offset: + ; + } + goto next; + + found_at_offset: + for (j = 0; j < vec_len (cf->current_command)+1; j++) + unix_cli_add_pending_output (uf, cf, (u8 *) "\b \b", 3); + + vec_validate (cf->current_command, vec_len(item)-1); + + memcpy (cf->current_command, item, vec_len(item)); + _vec_len (cf->current_command) = vec_len(item); + unix_cli_add_pending_output (uf, cf, cf->current_command, + vec_len (cf->current_command)); + goto found; + + next: + cf->excursion += cf->search_mode; + } + + unix_cli_add_pending_output (uf, cf, (u8 *)"\r\nno match..", 12); + vec_reset_length (cf->search_key); + vec_reset_length (cf->current_command); + cf->search_mode = 0; + goto crlf; + } + else + vec_add1 (cf->current_command, cf->input_vector[i]); + + found: + + break; + } + } + vec_reset_length(cf->input_vector); + return 1; +} + +static void unix_cli_process_input (unix_cli_main_t * cm, uword cli_file_index) +{ + unix_main_t * um = &unix_main; + unix_file_t * uf; + unix_cli_file_t * cf = pool_elt_at_index (cm->cli_file_pool, cli_file_index); + unformat_input_t input; + int vlib_parse_eval (u8 *); + + /* Try vlibplex first. Someday... */ + if (0 && vlib_parse_eval (cf->input_vector) == 0) + goto done; + + /* Line edit, echo, etc. */ + if (cf->has_history && unix_cli_line_edit (um, cf)) + return; + + if (um->log_fd) + { + static u8 * lv; + vec_reset_length (lv); + lv = format (lv, "%U[%d]: %v", + format_timeval, + 0 /* current bat-time */, + 0 /* current bat-format */, + cli_file_index, + cf->input_vector); + { + int rv __attribute__((unused)) = + write (um->log_fd, lv, vec_len(lv)); + } + } + + unformat_init_vector (&input, cf->input_vector); + + /* Remove leading white space from input. */ + (void) unformat (&input, ""); + + cm->current_input_file_index = cli_file_index; + + if (unformat_check_input (&input) != UNFORMAT_END_OF_INPUT) + vlib_cli_input (um->vlib_main, &input, unix_vlib_cli_output, cli_file_index); + + /* Re-fetch pointer since pool may have moved. */ + cf = pool_elt_at_index (cm->cli_file_pool, cli_file_index); + + /* Zero buffer since otherwise unformat_free will call vec_free on it. */ + input.buffer = 0; + + unformat_free (&input); + + /* Re-use input vector. */ +done: + _vec_len (cf->input_vector) = 0; + + /* Prompt. */ + uf = pool_elt_at_index (um->file_pool, cf->unix_file_index); + unix_cli_add_pending_output (uf, cf, + cm->cli_prompt, + vec_len (cm->cli_prompt)); +} + +static void unix_cli_kill (unix_cli_main_t * cm, uword cli_file_index) +{ + unix_main_t * um = &unix_main; + unix_cli_file_t * cf; + unix_file_t * uf; + int i; + + cf = pool_elt_at_index (cm->cli_file_pool, cli_file_index); + uf = pool_elt_at_index (um->file_pool, cf->unix_file_index); + + /* Quit/EOF on stdin means quit program. */ + if (uf->file_descriptor == 0) + clib_longjmp (&um->vlib_main->main_loop_exit, VLIB_MAIN_LOOP_EXIT_CLI); + + vec_free (cf->current_command); + vec_free (cf->search_key); + + for (i = 0; i < vec_len (cf->command_history); i++) + vec_free (cf->command_history[i]); + + vec_free (cf->command_history); + + unix_file_del (um, uf); + + unix_cli_file_free (cf); + pool_put (cm->cli_file_pool, cf); +} + +typedef enum { + UNIX_CLI_PROCESS_EVENT_READ_READY, + UNIX_CLI_PROCESS_EVENT_QUIT, +} unix_cli_process_event_type_t; + +static uword +unix_cli_process (vlib_main_t * vm, + vlib_node_runtime_t * rt, + vlib_frame_t * f) +{ + unix_cli_main_t * cm = &unix_cli_main; + uword i, * data = 0; + + while (1) + { + unix_cli_process_event_type_t event_type; + vlib_process_wait_for_event (vm); + event_type = vlib_process_get_events (vm, &data); + + switch (event_type) + { + case UNIX_CLI_PROCESS_EVENT_READ_READY: + for (i = 0; i < vec_len (data); i++) + unix_cli_process_input (cm, data[i]); + break; + + case UNIX_CLI_PROCESS_EVENT_QUIT: + /* Kill this process. */ + for (i = 0; i < vec_len (data); i++) + unix_cli_kill (cm, data[i]); + goto done; + } + + if (data) + _vec_len (data) = 0; + } + + done: + vec_free (data); + + vlib_node_set_state (vm, rt->node_index, VLIB_NODE_STATE_DISABLED); + + /* Add node index so we can re-use this process later. */ + vec_add1 (cm->unused_cli_process_node_indices, rt->node_index); + + return 0; +} + +static clib_error_t * unix_cli_write_ready (unix_file_t * uf) +{ + unix_cli_main_t * cm = &unix_cli_main; + unix_cli_file_t * cf; + int n; + + cf = pool_elt_at_index (cm->cli_file_pool, uf->private_data); + + /* Flush output vector. */ + n = write (uf->file_descriptor, + cf->output_vector, vec_len (cf->output_vector)); + + if (n < 0 && errno != EAGAIN) + return clib_error_return_unix (0, "write"); + + else if (n > 0) + unix_cli_del_pending_output (uf, cf, n); + + return /* no error */ 0; +} + +static clib_error_t * unix_cli_read_ready (unix_file_t * uf) +{ + unix_main_t * um = &unix_main; + unix_cli_main_t * cm = &unix_cli_main; + unix_cli_file_t * cf; + uword l; + int n, n_read, n_try; + + cf = pool_elt_at_index (cm->cli_file_pool, uf->private_data); + + n = n_try = 4096; + while (n == n_try) { + l = vec_len (cf->input_vector); + vec_resize (cf->input_vector, l + n_try); + + n = read (uf->file_descriptor, cf->input_vector + l, n_try); + + /* Error? */ + if (n < 0 && errno != EAGAIN) + return clib_error_return_unix (0, "read"); + + n_read = n < 0 ? 0 : n; + _vec_len (cf->input_vector) = l + n_read; + } + + if (! (n < 0)) + vlib_process_signal_event (um->vlib_main, + cf->process_node_index, + (n_read == 0 + ? UNIX_CLI_PROCESS_EVENT_QUIT + : UNIX_CLI_PROCESS_EVENT_READ_READY), + /* event data */ uf->private_data); + + return /* no error */ 0; +} + +static u32 unix_cli_file_add (unix_cli_main_t * cm, char * name, int fd) +{ + unix_main_t * um = &unix_main; + unix_cli_file_t * cf; + unix_file_t * uf, template = {0}; + vlib_main_t * vm = um->vlib_main; + vlib_node_t * n; + + name = (char *) format (0, "unix-cli-%s", name); + + if (vec_len (cm->unused_cli_process_node_indices) > 0) + { + uword l = vec_len (cm->unused_cli_process_node_indices); + + /* Find node and give it new name. */ + n = vlib_get_node (vm, cm->unused_cli_process_node_indices[l - 1]); + vec_free (n->name); + n->name = (u8 *) name; + + vlib_node_set_state (vm, n->index, VLIB_NODE_STATE_POLLING); + + _vec_len (cm->unused_cli_process_node_indices) = l - 1; + } + else + { + static vlib_node_registration_t r = { + .function = unix_cli_process, + .type = VLIB_NODE_TYPE_PROCESS, + .process_log2_n_stack_bytes = 14, + }; + + r.name = name; + vlib_register_node (vm, &r); + vec_free (name); + + n = vlib_get_node (vm, r.index); + } + + pool_get (cm->cli_file_pool, cf); + memset (cf, 0, sizeof (*cf)); + + template.read_function = unix_cli_read_ready; + template.write_function = unix_cli_write_ready; + template.file_descriptor = fd; + template.private_data = cf - cm->cli_file_pool; + + cf->process_node_index = n->index; + cf->unix_file_index = unix_file_add (um, &template); + cf->output_vector = 0; + cf->input_vector = 0; + + uf = pool_elt_at_index (um->file_pool, cf->unix_file_index); + + /* Prompt. */ + unix_cli_add_pending_output (uf, cf, + cm->cli_prompt, vec_len (cm->cli_prompt)); + + vlib_start_process (vm, n->runtime_index); + return cf - cm->cli_file_pool; +} + +static clib_error_t * unix_cli_listen_read_ready (unix_file_t * uf) +{ + unix_main_t * um = &unix_main; + unix_cli_main_t * cm = &unix_cli_main; + clib_socket_t * s = &um->cli_listen_socket; + clib_socket_t client; + char * client_name; + clib_error_t * error; + unix_cli_file_t * cf; + u32 cf_index; + + error = clib_socket_accept (s, &client); + if (error) + return error; + + client_name = (char *) format (0, "%U%c", format_sockaddr, &client.peer, 0); + + cf_index = unix_cli_file_add (cm, client_name, client.fd); + cf = pool_elt_at_index (cm->cli_file_pool, cf_index); + + /* No longer need CLIB version of socket. */ + clib_socket_free (&client); + + vec_free (client_name); + + /* if we're supposed to run telnet session in character mode (default) */ + if (um->cli_line_mode == 0) + { + u8 charmode_option[6]; + + cf->has_history = 1; + cf->history_limit = um->cli_history_limit ? um->cli_history_limit : 50; + + /* + * Set telnet client character mode, echo on, suppress "go-ahead" + * Empirically, this sequence works. YMMV. + */ + + /* Tell the client no linemode, echo */ + charmode_option[0] = IAC; + charmode_option[1] = DONT; + charmode_option[2] = TELOPT_LINEMODE; + charmode_option[3] = IAC; + charmode_option[4] = DO; + charmode_option[5] = TELOPT_SGA; + + uf = pool_elt_at_index (um->file_pool, cf->unix_file_index); + + unix_cli_add_pending_output (uf, cf, charmode_option, + ARRAY_LEN(charmode_option)); + } + + return error; +} + +static clib_error_t * +unix_cli_config (vlib_main_t * vm, unformat_input_t * input) +{ + unix_main_t * um = &unix_main; + unix_cli_main_t * cm = &unix_cli_main; + int flags, standard_input_fd; + clib_error_t * error; + + /* We depend on unix flags being set. */ + if ((error = vlib_call_config_function (vm, unix_config))) + return error; + + if (um->flags & UNIX_FLAG_INTERACTIVE) + { + standard_input_fd = 0; + + /* Set stdin to be non-blocking. */ + if ((flags = fcntl (standard_input_fd, F_GETFL, 0)) < 0) + flags = 0; + fcntl (standard_input_fd, F_SETFL, flags | O_NONBLOCK); + + unix_cli_file_add (cm, "stdin", standard_input_fd); + } + + { + /* CLI listen. */ + clib_socket_t * s = &um->cli_listen_socket; + unix_file_t template = {0}; + + s->flags = SOCKET_IS_SERVER; /* listen, don't connect */ + + error = clib_socket_init (s); + if (error) + return error; + + template.read_function = unix_cli_listen_read_ready; + template.file_descriptor = s->fd; + + unix_file_add (um, &template); + } + + /* Set CLI prompt. */ + if (! cm->cli_prompt) + cm->cli_prompt = format (0, "VLIB: "); + + return 0; +} + +VLIB_CONFIG_FUNCTION (unix_cli_config, "unix-cli"); + +void vlib_unix_cli_set_prompt (char * prompt) +{ + char * fmt = (prompt[strlen(prompt)-1] == ' ') ? "%s" : "%s "; + unix_cli_main_t * cm = &unix_cli_main; + if (cm->cli_prompt) + vec_free (cm->cli_prompt); + cm->cli_prompt = format (0, fmt, prompt); +} + +static clib_error_t * +unix_cli_quit (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + unix_cli_main_t * cm = &unix_cli_main; + + vlib_process_signal_event (vm, + vlib_current_process (vm), + UNIX_CLI_PROCESS_EVENT_QUIT, + cm->current_input_file_index); + return 0; +} + +VLIB_CLI_COMMAND (unix_cli_quit_command, static) = { + .path = "quit", + .short_help = "Exit CLI", + .function = unix_cli_quit, +}; + +static clib_error_t * +unix_cli_exec (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + char * file_name; + int fd; + unformat_input_t sub_input; + clib_error_t * error; + + file_name = 0; + fd = -1; + error = 0; + + if (! unformat (input, "%s", &file_name)) + { + error = clib_error_return (0, "expecting file name, got `%U'", + format_unformat_error, input); + goto done; + } + + fd = open (file_name, O_RDONLY); + if (fd < 0) + { + error = clib_error_return_unix (0, "failed to open `%s'", file_name); + goto done; + } + + /* Make sure its a regular file. */ + { + struct stat s; + + if (fstat (fd, &s) < 0) + { + error = clib_error_return_unix (0, "failed to stat `%s'", file_name); + goto done; + } + + if (! (S_ISREG (s.st_mode) || S_ISLNK (s.st_mode))) + { + error = clib_error_return (0, "not a regular file `%s'", file_name); + goto done; + } + } + + unformat_init_unix_file (&sub_input, fd); + + vlib_cli_input (vm, &sub_input, 0, 0); + unformat_free (&sub_input); + + done: + if (fd > 0) + close (fd); + vec_free (file_name); + + return error; +} + +VLIB_CLI_COMMAND (cli_exec, static) = { + .path = "exec", + .short_help = "Execute commands from file", + .function = unix_cli_exec, +}; + +static clib_error_t * +unix_show_errors (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + unix_main_t * um = &unix_main; + clib_error_t * error = 0; + int i, n_errors_to_show; + unix_error_history_t * unix_errors = 0; + + n_errors_to_show = 1 << 30; + + if (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) + { + if (! unformat (input, "%d", &n_errors_to_show)) + { + error = clib_error_return (0, "expecting integer number of errors to show, got `%U'", + format_unformat_error, input); + goto done; + } + } + + n_errors_to_show = clib_min (ARRAY_LEN (um->error_history), n_errors_to_show); + + i = um->error_history_index > 0 ? um->error_history_index - 1 : ARRAY_LEN (um->error_history) - 1; + + while (n_errors_to_show > 0) + { + unix_error_history_t * eh = um->error_history + i; + + if (! eh->error) + break; + + vec_add1 (unix_errors, eh[0]); + n_errors_to_show -= 1; + if (i == 0) + i = ARRAY_LEN (um->error_history) - 1; + else + i--; + } + + if (vec_len (unix_errors) == 0) + vlib_cli_output (vm, "no Unix errors so far"); + else + { + vlib_cli_output (vm, "%Ld total errors seen", um->n_total_errors); + for (i = vec_len (unix_errors) - 1; i >= 0; i--) + { + unix_error_history_t * eh = vec_elt_at_index (unix_errors, i); + vlib_cli_output (vm, "%U: %U", + format_time_interval, "h:m:s:u", eh->time, + format_clib_error, eh->error); + } + vlib_cli_output (vm, "%U: time now", + format_time_interval, "h:m:s:u", vlib_time_now (vm)); + } + + done: + vec_free (unix_errors); + return error; +} + +VLIB_CLI_COMMAND (cli_unix_show_errors, static) = { + .path = "show unix-errors", + .short_help = "Show Unix system call error history", + .function = unix_show_errors, +}; + +static clib_error_t * +unix_cli_init (vlib_main_t * vm) +{ + return 0; +} + +VLIB_INIT_FUNCTION (unix_cli_init); diff --git a/vlib/vlib/unix/input.c b/vlib/vlib/unix/input.c new file mode 100644 index 00000000000..ea10e4fc354 --- /dev/null +++ b/vlib/vlib/unix/input.c @@ -0,0 +1,244 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * input.c: Unix file input + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include +#include +#include + +/* FIXME autoconf */ +#define HAVE_LINUX_EPOLL + +#ifdef HAVE_LINUX_EPOLL + +#include + +typedef struct { + int epoll_fd; + struct epoll_event * epoll_events; + + /* Statistics. */ + u64 epoll_files_ready; + u64 epoll_waits; +} linux_epoll_main_t; + +static linux_epoll_main_t linux_epoll_main; + +static void +linux_epoll_file_update (unix_file_t * f, + unix_file_update_type_t update_type) +{ + unix_main_t * um = &unix_main; + linux_epoll_main_t * em = &linux_epoll_main; + struct epoll_event e; + + memset (&e, 0, sizeof (e)); + + e.events = EPOLLIN; + if (f->flags & UNIX_FILE_DATA_AVAILABLE_TO_WRITE) + e.events |= EPOLLOUT; + e.data.u32 = f - um->file_pool; + + if (epoll_ctl (em->epoll_fd, + (update_type == UNIX_FILE_UPDATE_ADD + ? EPOLL_CTL_ADD + : (update_type == UNIX_FILE_UPDATE_MODIFY + ? EPOLL_CTL_MOD + : EPOLL_CTL_DEL)), + f->file_descriptor, + &e) < 0) + clib_warning ("epoll_ctl"); +} + +static uword +linux_epoll_input (vlib_main_t * vm, + vlib_node_runtime_t * node, + vlib_frame_t * frame) +{ + unix_main_t * um = &unix_main; + linux_epoll_main_t * em = &linux_epoll_main; + struct epoll_event * e; + int n_fds_ready; + + { + vlib_node_main_t * nm = &vm->node_main; + u64 t = nm->cpu_time_next_process_ready; + f64 timeout; + int timeout_ms, max_timeout_ms = 10; + f64 vector_rate = vlib_last_vectors_per_main_loop (vm); + + if (t == ~0ULL) + { + timeout = 10e-3; + timeout_ms = max_timeout_ms; + } + else + { + timeout = + (((i64) t - (i64) clib_cpu_time_now ()) + * vm->clib_time.seconds_per_clock) + /* subtract off some slop time */ - 50e-6; + timeout_ms = timeout * 1e3; + + /* Must be between 1 and 10 ms. */ + timeout_ms = clib_max (1, timeout_ms); + timeout_ms = clib_min (max_timeout_ms, timeout_ms); + } + + /* If we still have input nodes polling (e.g. vnet packet generator) + don't sleep. */ + if (nm->input_node_counts_by_state[VLIB_NODE_STATE_POLLING] > 0) + timeout_ms = 0; + + if (vector_rate > 1) + { + /* When busy don't wait & only epoll for input every 8 times + through main loop. */ + timeout_ms = 0; + node->input_main_loops_per_call = 1024; + } + else + /* We're not busy; go to sleep for a while. */ + node->input_main_loops_per_call = 0; + + /* Allow any signal to wakeup our sleep. */ + { + static sigset_t unblock_all_signals; + n_fds_ready = epoll_pwait (em->epoll_fd, + em->epoll_events, + vec_len (em->epoll_events), + timeout_ms, + &unblock_all_signals); + + /* This kludge is necessary to run over absurdly old kernels */ + if (n_fds_ready < 0 && errno == ENOSYS) + { + n_fds_ready = epoll_wait (em->epoll_fd, + em->epoll_events, + vec_len (em->epoll_events), + timeout_ms); + } + } + } + + if (n_fds_ready < 0) + { + if (unix_error_is_fatal (errno)) + vlib_panic_with_error (vm, clib_error_return_unix (0, "epoll_wait")); + + /* non fatal error (e.g. EINTR). */ + return 0; + } + + em->epoll_waits += 1; + em->epoll_files_ready += n_fds_ready; + + for (e = em->epoll_events; e < em->epoll_events + n_fds_ready; e++) + { + u32 i = e->data.u32; + unix_file_t * f = pool_elt_at_index (um->file_pool, i); + clib_error_t * errors[4]; + int n_errors = 0; + + if (PREDICT_TRUE (! (e->events & EPOLLERR))) + { + if (e->events & EPOLLIN) + { + errors[n_errors] = f->read_function (f); + n_errors += errors[n_errors] != 0; + } + if (e->events & EPOLLOUT) + { + errors[n_errors] = f->write_function (f); + n_errors += errors[n_errors] != 0; + } + } + else + { + if (f->error_function) + { + errors[n_errors] = f->error_function (f); + n_errors += errors[n_errors] != 0; + } + } + + ASSERT (n_errors < ARRAY_LEN (errors)); + for (i = 0; i < n_errors; i++) + { + unix_save_error (um, errors[i]); + } + } + + return 0; +} + +VLIB_REGISTER_NODE (linux_epoll_input_node,static) = { + .function = linux_epoll_input, + .type = VLIB_NODE_TYPE_PRE_INPUT, + .name = "unix-epoll-input", +}; + +clib_error_t * +linux_epoll_input_init (vlib_main_t * vm) +{ + linux_epoll_main_t * em = &linux_epoll_main; + unix_main_t * um = &unix_main; + + /* Allocate some events. */ + vec_resize (em->epoll_events, VLIB_FRAME_SIZE); + + em->epoll_fd = epoll_create (vec_len (em->epoll_events)); + if (em->epoll_fd < 0) + return clib_error_return_unix (0, "epoll_create"); + + um->file_update = linux_epoll_file_update; + + return 0; +} + +VLIB_INIT_FUNCTION (linux_epoll_input_init); + +#endif /* HAVE_LINUX_EPOLL */ + +static clib_error_t * +unix_input_init (vlib_main_t * vm) +{ + return vlib_call_init_function (vm, linux_epoll_input_init); +} + +VLIB_INIT_FUNCTION (unix_input_init); diff --git a/vlib/vlib/unix/main.c b/vlib/vlib/unix/main.c new file mode 100644 index 00000000000..b85f3e73326 --- /dev/null +++ b/vlib/vlib/unix/main.c @@ -0,0 +1,471 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * main.c: Unix main routine + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ +#include +#include +#include + +#include +#include +#include +#include +#include +#include + +unix_main_t unix_main; + +static clib_error_t * +unix_main_init (vlib_main_t * vm) +{ + unix_main_t * um = &unix_main; + um->vlib_main = vm; + return vlib_call_init_function (vm, unix_input_init); +} + +VLIB_INIT_FUNCTION (unix_main_init); + +static void unix_signal_handler (int signum, siginfo_t * si, ucontext_t * uc) +{ + uword fatal; + u8 * msg = 0; + + msg = format (msg, "received signal %U, PC %U", + format_signal, signum, + format_ucontext_pc, uc); + + if (signum == SIGSEGV) + msg = format (msg, ", faulting address %p", si->si_addr); + + switch (signum) + { + /* these (caught) signals cause the application to exit */ + case SIGTERM: + if (unix_main.vlib_main->main_loop_exit_set) + { + syslog (LOG_ERR | LOG_DAEMON, "received SIGTERM, exiting..."); + + clib_longjmp (&unix_main.vlib_main->main_loop_exit, + VLIB_MAIN_LOOP_EXIT_CLI); + } + case SIGQUIT: + case SIGINT: + case SIGILL: + case SIGBUS: + case SIGSEGV: + case SIGHUP: + case SIGFPE: + fatal = 1; + break; + + /* by default, print a message and continue */ + default: + fatal = 0; + break; + } + + /* Null terminate. */ + vec_add1 (msg, 0); + + if (fatal) + { + syslog (LOG_ERR | LOG_DAEMON, "%s", msg); + os_exit (1); + } + else + clib_warning ("%s", msg); + + vec_free (msg); +} + +static clib_error_t * +setup_signal_handlers (unix_main_t * um) +{ + uword i; + struct sigaction sa; + + for (i = 1; i < 32; i++) + { + memset (&sa, 0, sizeof (sa)); + sa.sa_sigaction = (void *) unix_signal_handler; + sa.sa_flags = SA_SIGINFO; + + switch (i) + { + /* these signals take the default action */ + case SIGABRT: + case SIGKILL: + case SIGSTOP: + case SIGUSR1: + case SIGUSR2: + continue; + + /* ignore SIGPIPE, SIGCHLD */ + case SIGPIPE: + case SIGCHLD: + sa.sa_sigaction = (void *) SIG_IGN; + break; + + /* catch and handle all other signals */ + default: + break; + } + + if (sigaction (i, &sa, 0) < 0) + return clib_error_return_unix (0, "sigaction %U", format_signal, i); + } + + return 0; +} + +static void unix_error_handler (void * arg, u8 * msg, int msg_len) +{ + unix_main_t * um = arg; + + /* Echo to stderr when interactive. */ + if (um->flags & UNIX_FLAG_INTERACTIVE) + { + CLIB_UNUSED (int r) = write (2, msg, msg_len); + } + else + { + char save = msg[msg_len - 1]; + + /* Null Terminate. */ + msg[msg_len-1] = 0; + + syslog (LOG_ERR | LOG_DAEMON, "%s", msg); + + msg[msg_len-1] = save; + } +} + +void vlib_unix_error_report (vlib_main_t * vm, clib_error_t * error) +{ + unix_main_t * um = &unix_main; + + if (um->flags & UNIX_FLAG_INTERACTIVE || error == 0) + return; + + { + char save; + u8 * msg; + u32 msg_len; + + msg = error->what; + msg_len = vec_len(msg); + + /* Null Terminate. */ + save = msg[msg_len-1]; + msg[msg_len-1] = 0; + + syslog (LOG_ERR | LOG_DAEMON, "%s", msg); + + msg[msg_len-1] = save; + } +} + +static uword +startup_config_process (vlib_main_t * vm, + vlib_node_runtime_t * rt, + vlib_frame_t * f) +{ + unix_main_t * um = &unix_main; + u8 * buf = 0; + uword l, n = 1; + + vlib_process_suspend (vm, 2.0); + + while (um->unix_config_complete == 0) + vlib_process_suspend (vm, 0.1); + + if (um->startup_config_filename) { + unformat_input_t sub_input; + int fd; + struct stat s; + char *fn = (char *)um->startup_config_filename; + + fd = open (fn, O_RDONLY); + if (fd < 0) { + clib_warning ("failed to open `%s'", fn); + return 0; + } + + if (fstat (fd, &s) < 0) { + clib_warning ("failed to stat `%s'", fn); + bail: + close(fd); + return 0; + } + + if (! (S_ISREG (s.st_mode) || S_ISLNK (s.st_mode))) { + clib_warning ("not a regular file: `%s'", fn); + goto bail; + } + + while (n > 0) + { + l = vec_len (buf); + vec_resize (buf, 4096); + n = read (fd, buf + l, 4096); + if (n > 0) + { + _vec_len (buf) = l + n; + if (n < 4096) + break; + } + else + break; + } + if (um->log_fd && vec_len (buf)) + { + u8 * lv = 0; + lv = format (lv, "%U: ***** Startup Config *****\n%v", + format_timeval, + 0 /* current bat-time */, + 0 /* current bat-format */, + buf); + { + int rv __attribute__((unused)) = + write (um->log_fd, lv, vec_len(lv)); + } + vec_reset_length (lv); + lv = format (lv, "%U: ***** End Startup Config *****\n", + format_timeval, + 0 /* current bat-time */, + 0 /* current bat-format */); + { + int rv __attribute__((unused)) = + write (um->log_fd, lv, vec_len(lv)); + } + vec_free (lv); + } + + if (vec_len(buf)) + { + unformat_init_vector (&sub_input, buf); + vlib_cli_input (vm, &sub_input, 0, 0); + /* frees buf for us */ + unformat_free (&sub_input); + } + close(fd); + } + return 0; +} + +VLIB_REGISTER_NODE (startup_config_node,static) = { + .function = startup_config_process, + .type = VLIB_NODE_TYPE_PROCESS, + .name = "startup-config-process", +}; + +static clib_error_t * +unix_config (vlib_main_t * vm, unformat_input_t * input) +{ + unix_main_t * um = &unix_main; + clib_error_t * error = 0; + + while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) + { + char * cli_prompt; + if (unformat (input, "interactive")) + um->flags |= UNIX_FLAG_INTERACTIVE; + else if (unformat (input, "nodaemon")) + um->flags |= UNIX_FLAG_NODAEMON; + else if (unformat (input, "cli-prompt %s", &cli_prompt)) + vlib_unix_cli_set_prompt (cli_prompt); + else if (unformat (input, "cli-listen %s", &um->cli_listen_socket.config)) + ; + else if (unformat (input, "cli-line-mode")) + um->cli_line_mode = 1; + else if (unformat (input, "cli-history-limit %d", &um->cli_history_limit)) + ; + else if (unformat (input, "full-coredump")) + { + int fd; + + fd = open ("/proc/self/coredump_filter", O_WRONLY); + if (fd > 0) + { + if (write (fd, "0x6f\n", 5) != 5) + clib_unix_warning ("coredump filter write failed!"); + close(fd); + } + else + clib_unix_warning ("couldn't open /proc/self/coredump_filter"); + } + else if (unformat (input, "startup-config %s", + &um->startup_config_filename)) + ; + else if (unformat (input, "exec %s", + &um->startup_config_filename)) + ; + else if (unformat (input, "log %s", &um->log_filename)) + { + um->log_fd = open ((char *) um->log_filename, + O_CREAT | O_WRONLY | O_APPEND, 0644); + if (um->log_fd < 0) + { + clib_warning ("couldn't open log '%s'\n", um->log_filename); + um->log_fd = 0; + } + else + { + u8 * lv = 0; + lv = format (0, "%U: ***** Start: PID %d *****\n", + format_timeval, + 0 /* current bat-time */, + 0 /* current bat-format */, + getpid()); + { + int rv __attribute__((unused)) = + write (um->log_fd, lv, vec_len(lv)); + } + vec_free (lv); + } + } + else + return clib_error_return (0, "unknown input `%U'", + format_unformat_error, input); + } + + if (! (um->flags & UNIX_FLAG_INTERACTIVE)) + { + error = setup_signal_handlers (um); + if (error) + return error; + + openlog (vm->name, LOG_CONS | LOG_PERROR | LOG_PID, LOG_DAEMON); + clib_error_register_handler (unix_error_handler, um); + + if (! (um->flags & UNIX_FLAG_NODAEMON) + && daemon (/* chdir to / */ 0, + /* stdin/stdout/stderr -> /dev/null */ 0) < 0) + clib_error_return (0, "daemon () fails"); + } + um->unix_config_complete = 1; + + return 0; +} + +/* unix { ... } configuration. */ +VLIB_CONFIG_FUNCTION (unix_config, "unix"); + +static clib_error_t * +unix_exit (vlib_main_t * vm) +{ + /* Close syslog connection. */ + closelog (); + return 0; +} + +VLIB_MAIN_LOOP_EXIT_FUNCTION (unix_exit); + +u8 **vlib_thread_stacks; + +static char **argv_global; + +static uword thread0 (uword arg) +{ + vlib_main_t * vm = (vlib_main_t *)arg; + unformat_input_t input; + int i; + + unformat_init_command_line (&input, argv_global); + i = vlib_main (vm, &input); + unformat_free (&input); + + return i; + } + +int vlib_unix_main (int argc, char * argv[]) +{ + vlib_main_t * vm = &vlib_global_main; /* one and only time for this! */ + + clib_smp_main_t * sm = &clib_smp_main; + vlib_thread_main_t * tm = &vlib_thread_main; + unformat_input_t input; + u8 * thread_stacks; + clib_error_t * e; + int i; + + argv_global = argv; + vm->name = argv[0]; + vm->heap_base = clib_mem_get_heap (); + ASSERT(vm->heap_base); + + i = vlib_plugin_early_init (vm); + if (i) + return i; + + unformat_init_command_line (&input, argv_global); + vm->init_functions_called = hash_create (0, /* value bytes */ 0); + e = vlib_call_all_config_functions (vm, &input, 1 /* early */); + if (e != 0) + { + clib_error_report(e); + return 1; + } + unformat_free (&input); + + /* allocate N x 1mb stacks, aligned e.g. to a 16mb boundary */ + thread_stacks = clib_mem_alloc_aligned + (tm->n_thread_stacks * VLIB_THREAD_STACK_SIZE, + (VLIB_MAX_CPUS << VLIB_LOG2_THREAD_STACK_SIZE)); + + sm->vm_base = thread_stacks; + sm->log2_n_per_cpu_vm_bytes = VLIB_LOG2_THREAD_STACK_SIZE; + + vec_validate (vlib_thread_stacks, tm->n_thread_stacks - 1); + for (i = 0; i < vec_len (vlib_thread_stacks); i++) + { + vlib_thread_stacks[i] = thread_stacks; + + /* + * Disallow writes to the bottom page of the stack, to + * catch stack overflows. + */ + if (mprotect (thread_stacks, 4096, PROT_READ) < 0) + clib_unix_warning ("thread stack"); + + thread_stacks += VLIB_THREAD_STACK_SIZE; + } + + i = clib_calljmp (thread0, (uword) vm, + (void *)(vlib_thread_stacks[0] + VLIB_THREAD_STACK_SIZE)); + return i; +} diff --git a/vlib/vlib/unix/mc_socket.c b/vlib/vlib/unix/mc_socket.c new file mode 100644 index 00000000000..1169203f855 --- /dev/null +++ b/vlib/vlib/unix/mc_socket.c @@ -0,0 +1,972 @@ +/* + * mc_socket.c: socket based multicast for vlib mc + * + * Copyright (c) 2010 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include +#include + +#include /* for FIONBIO */ +#include /* for TCP_NODELAY */ +#include /* for struct ifreq */ + +static u8 * format_socket_peer_id (u8 * s, va_list * args) +{ + u64 peer_id_as_u64 = va_arg (*args, u64); + mc_peer_id_t peer_id; + peer_id.as_u64 = peer_id_as_u64; + u32 a = mc_socket_peer_id_get_address (peer_id); + u32 p = mc_socket_peer_id_get_port (peer_id); + + s = format (s, "%U:%04x", format_network_address, AF_INET, &a, + ntohs (p)); + + return s; +} + +typedef void (mc_msg_handler_t) (mc_main_t * mcm, void * msg, u32 buffer_index); + +always_inline void msg_handler (mc_main_t * mcm, + u32 buffer_index, + u32 handler_frees_buffer, + void * _h) +{ + vlib_main_t * vm = mcm->vlib_main; + mc_msg_handler_t * h = _h; + vlib_buffer_t * b = vlib_get_buffer (vm, buffer_index); + void * the_msg = vlib_buffer_get_current (b); + + h (mcm, the_msg, buffer_index); + if (! handler_frees_buffer) + vlib_buffer_free_one (vm, buffer_index); +} + +static uword +append_buffer_index_to_iovec (vlib_main_t * vm, + u32 buffer_index, + struct iovec ** iovs_return) +{ + struct iovec * i; + vlib_buffer_t * b; + u32 bi = buffer_index; + u32 l = 0; + + while (1) + { + b = vlib_get_buffer (vm, bi); + vec_add2 (*iovs_return, i, 1); + i->iov_base = vlib_buffer_get_current (b); + i->iov_len = b->current_length; + l += i->iov_len; + if (! (b->flags & VLIB_BUFFER_NEXT_PRESENT)) + break; + bi = b->next_buffer; + } + + return l; +} + +static clib_error_t * +sendmsg_helper (mc_socket_main_t * msm, + int socket, + struct sockaddr_in * tx_addr, + u32 buffer_index) +{ + vlib_main_t * vm = msm->mc_main.vlib_main; + struct msghdr h; + word n_bytes, n_bytes_tx, n_retries; + + memset (&h, 0, sizeof (h)); + h.msg_name = tx_addr; + h.msg_namelen = sizeof (tx_addr[0]); + + if (msm->iovecs) + _vec_len (msm->iovecs) = 0; + + n_bytes = append_buffer_index_to_iovec (vm, buffer_index, &msm->iovecs); + ASSERT (n_bytes <= msm->mc_main.transport.max_packet_size); + if (n_bytes > msm->mc_main.transport.max_packet_size) + clib_error ("sending packet larger than interace MTU %d bytes", n_bytes); + + h.msg_iov = msm->iovecs; + h.msg_iovlen = vec_len (msm->iovecs); + + n_retries = 0; + while ((n_bytes_tx = sendmsg (socket, &h, /* flags */ 0)) != n_bytes + && errno == EAGAIN) + n_retries++; + if (n_bytes_tx != n_bytes) + { + clib_unix_warning ("sendmsg"); + return 0; + } + if (n_retries) + { + ELOG_TYPE_DECLARE (e) = { + .format = "sendmsg-helper: %d retries", + .format_args = "i4", + }; + struct { u32 retries; } * ed = 0; + + ed = ELOG_DATA (&vm->elog_main, e); + ed->retries = n_retries; + } + return 0; +} + +static clib_error_t * +tx_buffer (void * transport, mc_transport_type_t type, u32 buffer_index) +{ + mc_socket_main_t *msm = (mc_socket_main_t *)transport; + vlib_main_t * vm = msm->mc_main.vlib_main; + mc_multicast_socket_t * ms = &msm->multicast_sockets[type]; + clib_error_t * error; + error = sendmsg_helper (msm, ms->socket, &ms->tx_addr, buffer_index); + if (type != MC_TRANSPORT_USER_REQUEST_TO_RELAY) + vlib_buffer_free_one (vm, buffer_index); + return error; +} + +static clib_error_t * +tx_ack (void *transport, mc_peer_id_t dest_peer_id, u32 buffer_index) +{ + struct sockaddr_in tx_addr; + mc_socket_main_t *msm = (mc_socket_main_t *)transport; + vlib_main_t * vm = msm->mc_main.vlib_main; + clib_error_t * error; + + memset (&tx_addr, 0, sizeof (tx_addr)); + tx_addr.sin_family = AF_INET; + tx_addr.sin_addr.s_addr = mc_socket_peer_id_get_address (dest_peer_id); + tx_addr.sin_port = mc_socket_peer_id_get_port (dest_peer_id); + + error = sendmsg_helper (msm, msm->ack_socket, &tx_addr, buffer_index); + vlib_buffer_free_one (vm, buffer_index); + return error; +} + +static clib_error_t * +recvmsg_helper (mc_socket_main_t * msm, + int socket, + struct sockaddr_in * rx_addr, + u32 * buffer_index, + u32 drop_message) +{ + vlib_main_t * vm = msm->mc_main.vlib_main; + vlib_buffer_t * b; + uword n_left, n_alloc, n_mtu, i, i_rx; + const uword buffer_size = VLIB_BUFFER_DEFAULT_FREE_LIST_BYTES; + word n_bytes_left; + + /* Make sure we have at least a MTU worth of buffers. */ + n_mtu = msm->rx_mtu_n_buffers; + n_left = vec_len (msm->rx_buffers); + if (n_left < n_mtu) + { + uword max_alloc = 8 * n_mtu; + vec_validate (msm->rx_buffers, max_alloc - 1); + n_alloc = vlib_buffer_alloc (vm, msm->rx_buffers + n_left, max_alloc - n_left); + _vec_len (msm->rx_buffers) = n_left + n_alloc; + } + + ASSERT (vec_len (msm->rx_buffers) >= n_mtu); + vec_validate (msm->iovecs, n_mtu - 1); + + /* Allocate RX buffers from end of rx_buffers. + Turn them into iovecs to pass to readv. */ + i_rx = vec_len (msm->rx_buffers) - 1; + for (i = 0; i < n_mtu; i++) + { + b = vlib_get_buffer (vm, msm->rx_buffers[i_rx - i]); + msm->iovecs[i].iov_base = b->data; + msm->iovecs[i].iov_len = buffer_size; + } + _vec_len (msm->iovecs) = n_mtu; + + { + struct msghdr h; + + memset (&h, 0, sizeof (h)); + if (rx_addr) + { + h.msg_name = rx_addr; + h.msg_namelen = sizeof (rx_addr[0]); + } + h.msg_iov = msm->iovecs; + h.msg_iovlen = vec_len (msm->iovecs); + + n_bytes_left = recvmsg (socket, &h, 0); + if (n_bytes_left < 0) + return clib_error_return_unix (0, "recvmsg"); + } + + if (drop_message) + { + *buffer_index = ~0; + return 0; + } + + *buffer_index = msm->rx_buffers[i_rx]; + while (1) + { + b = vlib_get_buffer (vm, msm->rx_buffers[i_rx]); + + b->flags = 0; + b->current_data = 0; + b->current_length = n_bytes_left < buffer_size ? n_bytes_left : buffer_size; + + n_bytes_left -= buffer_size; + + if (n_bytes_left <= 0) + break; + + i_rx--; + b->flags |= VLIB_BUFFER_NEXT_PRESENT; + b->next_buffer = msm->rx_buffers[i_rx]; + } + + _vec_len (msm->rx_buffers) = i_rx; + + return 0 /* no error */; +} + +static clib_error_t * mastership_socket_read_ready (unix_file_t * uf) +{ + mc_socket_main_t *msm = (mc_socket_main_t *)uf->private_data; + mc_main_t * mcm = &msm->mc_main; + mc_multicast_socket_t * ms = &msm->multicast_sockets[MC_TRANSPORT_MASTERSHIP]; + clib_error_t * error; + u32 bi; + + error = recvmsg_helper (msm, ms->socket, /* rx_addr */ 0, &bi, /* drop_message */ 0); + if (! error) + msg_handler (mcm, bi, + /* handler_frees_buffer */ 0, + mc_msg_master_assert_handler); + + return error; +} + +static clib_error_t * to_relay_socket_read_ready (unix_file_t * uf) +{ + mc_socket_main_t *msm = (mc_socket_main_t *)uf->private_data; + mc_main_t *mcm = &msm->mc_main; + vlib_main_t * vm = msm->mc_main.vlib_main; + mc_multicast_socket_t * ms_to_relay = &msm->multicast_sockets[MC_TRANSPORT_USER_REQUEST_TO_RELAY]; + mc_multicast_socket_t * ms_from_relay = &msm->multicast_sockets[MC_TRANSPORT_USER_REQUEST_FROM_RELAY]; + clib_error_t * error; + u32 bi; + u32 is_master = mcm->relay_state == MC_RELAY_STATE_MASTER; + + /* Not the ordering master? Turf the msg */ + error = recvmsg_helper (msm, ms_to_relay->socket, /* rx_addr */ 0, &bi, + /* drop_message */ ! is_master); + + /* If we are the master, number and rebroadcast the msg. */ + if (! error && is_master) + { + vlib_buffer_t * b = vlib_get_buffer (vm, bi); + mc_msg_user_request_t * mp = vlib_buffer_get_current (b); + mp->global_sequence = clib_host_to_net_u32 (mcm->relay_global_sequence); + mcm->relay_global_sequence++; + error = sendmsg_helper (msm, ms_from_relay->socket, &ms_from_relay->tx_addr, bi); + vlib_buffer_free_one (vm, bi); + } + + return error; +} + +static clib_error_t * from_relay_socket_read_ready (unix_file_t * uf) +{ + mc_socket_main_t *msm = (mc_socket_main_t *)uf->private_data; + mc_main_t * mcm = &msm->mc_main; + mc_multicast_socket_t * ms = &msm->multicast_sockets[MC_TRANSPORT_USER_REQUEST_FROM_RELAY]; + clib_error_t * error; + u32 bi; + + error = recvmsg_helper (msm, ms->socket, /* rx_addr */ 0, &bi, /* drop_message */ 0); + if (! error) + { + msg_handler (mcm, bi, /* handler_frees_buffer */ 1, + mc_msg_user_request_handler); + } + return error; +} + +static clib_error_t * join_socket_read_ready (unix_file_t * uf) +{ + mc_socket_main_t *msm = (mc_socket_main_t *)uf->private_data; + mc_main_t * mcm = &msm->mc_main; + vlib_main_t * vm = mcm->vlib_main; + mc_multicast_socket_t * ms = &msm->multicast_sockets[MC_TRANSPORT_JOIN]; + clib_error_t * error; + u32 bi; + + error = recvmsg_helper (msm, ms->socket, /* rx_addr */ 0, &bi, /* drop_message */ 0); + if (! error) + { + vlib_buffer_t * b = vlib_get_buffer (vm, bi); + mc_msg_join_or_leave_request_t * mp = vlib_buffer_get_current (b); + + switch (clib_host_to_net_u32 (mp->type)) + { + case MC_MSG_TYPE_join_or_leave_request: + msg_handler (mcm, bi, /* handler_frees_buffer */ 0, + mc_msg_join_or_leave_request_handler); + break; + + case MC_MSG_TYPE_join_reply: + msg_handler (mcm, bi, /* handler_frees_buffer */ 0, + mc_msg_join_reply_handler); + break; + + default: + ASSERT (0); + break; + } + } + return error; +} + +static clib_error_t * ack_socket_read_ready (unix_file_t * uf) +{ + mc_socket_main_t *msm = (mc_socket_main_t *)uf->private_data; + mc_main_t * mcm = &msm->mc_main; + clib_error_t * error; + u32 bi; + + error = recvmsg_helper (msm, msm->ack_socket, /* rx_addr */ 0, &bi, /* drop_message */ 0); + if (! error) + msg_handler (mcm, bi, /* handler_frees_buffer */ 0, + mc_msg_user_ack_handler); + return error; +} + +static void catchup_cleanup (mc_socket_main_t *msm, + mc_socket_catchup_t *c, + unix_main_t *um, unix_file_t *uf) +{ + hash_unset (msm->catchup_index_by_file_descriptor, uf->file_descriptor); + unix_file_del (um, uf); + vec_free (c->input_vector); + vec_free (c->output_vector); + pool_put (msm->catchups, c); +} + +static mc_socket_catchup_t * +find_catchup_from_file_descriptor (mc_socket_main_t * msm, int file_descriptor) +{ + uword * p = hash_get (msm->catchup_index_by_file_descriptor, file_descriptor); + return p ? pool_elt_at_index (msm->catchups, p[0]) : 0; +} + +static clib_error_t * catchup_socket_read_ready (unix_file_t * uf, int is_server) +{ + unix_main_t * um = &unix_main; + mc_socket_main_t *msm = (mc_socket_main_t *)uf->private_data; + mc_main_t *mcm = &msm->mc_main; + mc_socket_catchup_t * c = find_catchup_from_file_descriptor (msm, uf->file_descriptor); + word l, n, is_eof; + + l = vec_len (c->input_vector); + vec_resize (c->input_vector, 4096); + n = read (uf->file_descriptor, c->input_vector + l, vec_len (c->input_vector) - l); + is_eof = n == 0; + + if (n < 0) + { + if (errno == EAGAIN) + n = 0; + else + { + catchup_cleanup (msm, c, um, uf); + return clib_error_return_unix (0, "read"); + } + } + + _vec_len (c->input_vector) = l + n; + + if (is_eof && vec_len (c->input_vector) > 0) + { + if (is_server) + { + mc_msg_catchup_request_handler (mcm, (void *) c->input_vector, c - msm->catchups); + _vec_len (c->input_vector) = 0; + } + else + { + mc_msg_catchup_reply_handler (mcm, (void *) c->input_vector, c - msm->catchups); + c->input_vector = 0; /* reply handler is responsible for freeing vector */ + catchup_cleanup (msm, c, um, uf); + } + } + + return 0 /* no error */; +} + +static clib_error_t * catchup_server_read_ready (unix_file_t * uf) +{ return catchup_socket_read_ready (uf, /* is_server */ 1); } + +static clib_error_t * catchup_client_read_ready (unix_file_t * uf) +{ + if (MC_EVENT_LOGGING) + { + mc_socket_main_t *msm = (mc_socket_main_t *)uf->private_data; + vlib_main_t * vm = msm->mc_main.vlib_main; + + ELOG_TYPE (e, "catchup_client_read_ready"); + ELOG (&vm->elog_main, e, 0); + } + return catchup_socket_read_ready (uf, /* is_server */ 0); +} + +static clib_error_t * +catchup_socket_write_ready (unix_file_t * uf, int is_server) +{ + unix_main_t * um = &unix_main; + mc_socket_main_t *msm = (mc_socket_main_t *)uf->private_data; + mc_socket_catchup_t *c = find_catchup_from_file_descriptor (msm, uf->file_descriptor); + clib_error_t * error = 0; + int n; + + if (c->connect_in_progress) + { + u32 len, value; + + c->connect_in_progress = 0; + len = sizeof (value); + if (getsockopt (c->socket, SOL_SOCKET, + SO_ERROR, &value, &len) < 0) + { + error = clib_error_return_unix (0, "getsockopt SO_ERROR"); + goto error_quit; + } + if (value != 0) + { + error = clib_error_return_code (0, value, CLIB_ERROR_ERRNO_VALID, "connect fails"); + goto error_quit; + } + } + + while (1) + { + u32 n_this_write; + + n_this_write = + clib_min (vec_len (c->output_vector) - c->output_vector_n_written, + msm->rx_mtu_n_bytes - 64 /* ip + tcp + option allowance */); + + if (n_this_write <= 0) + break; + + do { + n = write (uf->file_descriptor, + c->output_vector + c->output_vector_n_written, + n_this_write); + } while (n < 0 && errno == EAGAIN); + + if (n < 0) + { + error = clib_error_return_unix (0, "write"); + goto error_quit; + } + c->output_vector_n_written += n; + } + + if (c->output_vector_n_written >= vec_len (c->output_vector)) + { + if (! is_server) + { + uf->flags &= ~UNIX_FILE_DATA_AVAILABLE_TO_WRITE; + unix_main.file_update (uf, UNIX_FILE_UPDATE_MODIFY); + /* Send EOF to other side. */ + shutdown (uf->file_descriptor, SHUT_WR); + return error; + } + else + { + error_quit: + catchup_cleanup (msm, c, um, uf); + } + } + return error; +} + +static clib_error_t * +catchup_server_write_ready (unix_file_t * uf) +{ return catchup_socket_write_ready (uf, /* is_server */ 1); } + +static clib_error_t * +catchup_client_write_ready (unix_file_t * uf) +{ return catchup_socket_write_ready (uf, /* is_server */ 0); } + +static clib_error_t *catchup_socket_error_ready (unix_file_t *uf) +{ + unix_main_t *um = &unix_main; + mc_socket_main_t *msm = (mc_socket_main_t *)uf->private_data; + mc_socket_catchup_t *c = find_catchup_from_file_descriptor (msm, uf->file_descriptor); + catchup_cleanup (msm, c, um, uf); + return clib_error_return (0, "error"); +} + +static clib_error_t *catchup_listen_read_ready (unix_file_t * uf) +{ + mc_socket_main_t *msm = (mc_socket_main_t *)uf->private_data; + struct sockaddr_in client_addr; + int client_len; + mc_socket_catchup_t *c; + unix_file_t template = {0}; + + pool_get (msm->catchups, c); + memset(c, 0, sizeof (c[0])); + + client_len = sizeof(client_addr); + + /* Acquires the non-blocking attrib from the server socket. */ + c->socket = accept (uf->file_descriptor, + (struct sockaddr *)&client_addr, + (socklen_t *)&client_len); + + if (c->socket < 0) + { + pool_put (msm->catchups, c); + return clib_error_return_unix (0, "accept"); + } + + if (MC_EVENT_LOGGING) + { + mc_main_t * mcm = &msm->mc_main; + vlib_main_t * vm = mcm->vlib_main; + + ELOG_TYPE_DECLARE (e) = { + .format = "catchup accepted from 0x%lx", + .format_args = "i4", + }; + struct { u32 addr; } * ed = 0; + + ed = ELOG_DATA (&vm->elog_main, e); + ed->addr = ntohl(client_addr.sin_addr.s_addr); + } + + /* Disable the Nagle algorithm, ship catchup pkts immediately */ + { + int one = 1; + if ((setsockopt(c->socket, IPPROTO_TCP, + TCP_NODELAY, (void *)&one, sizeof(one))) < 0) { + clib_unix_warning("catchup socket: set TCP_NODELAY"); + } + } + + template.read_function = catchup_server_read_ready; + template.write_function = catchup_server_write_ready; + template.error_function = catchup_socket_error_ready; + template.file_descriptor = c->socket; + template.private_data = pointer_to_uword (msm); + c->unix_file_index = unix_file_add (&unix_main, &template); + hash_set (msm->catchup_index_by_file_descriptor, c->socket, c - msm->catchups); + + return 0; +} + +/* Return and bind to an unused port. */ +static word find_and_bind_to_free_port (word sock, word port) +{ + for (; port < 1 << 16; port++) + { + struct sockaddr_in a; + + memset (&a, 0, sizeof(a)); /* Warnings be gone */ + + a.sin_family = PF_INET; + a.sin_addr.s_addr = INADDR_ANY; + a.sin_port = htons (port); + + if (bind (sock, (struct sockaddr *) &a, sizeof (a)) >= 0) + break; + } + + return port < 1 << 16 ? port : -1; +} + +static clib_error_t * +setup_mutlicast_socket (mc_socket_main_t * msm, + mc_multicast_socket_t * ms, + char * type, + uword udp_port) +{ + int one = 1; + struct ip_mreq mcast_req; + + if (! msm->multicast_ttl) + msm->multicast_ttl = 1; + + /* mastership (multicast) TX socket */ + if ((ms->socket = socket (PF_INET, SOCK_DGRAM, IPPROTO_UDP)) < 0) + return clib_error_return_unix(0, "%s socket", type); + + { + u8 ttl = msm->multicast_ttl; + + if ((setsockopt(ms->socket, IPPROTO_IP, + IP_MULTICAST_TTL, (void *)&ttl, sizeof(ttl))) < 0) + return clib_error_return_unix(0, "%s set multicast ttl", type); + } + + if (setsockopt(ms->socket, SOL_SOCKET, SO_REUSEADDR, &one, sizeof(one)) < 0) + return clib_error_return_unix (0, "%s setsockopt SO_REUSEADDR", type); + + memset (&ms->tx_addr, 0, sizeof (ms->tx_addr)); + ms->tx_addr.sin_family = AF_INET; + ms->tx_addr.sin_addr.s_addr = htonl (msm->multicast_tx_ip4_address_host_byte_order); + ms->tx_addr.sin_port = htons (udp_port); + + if (bind(ms->socket, (struct sockaddr *)&ms->tx_addr, + sizeof (ms->tx_addr)) < 0) + return clib_error_return_unix(0, "%s bind", type); + + memset (&mcast_req, 0, sizeof (mcast_req)); + mcast_req.imr_multiaddr.s_addr = htonl (msm->multicast_tx_ip4_address_host_byte_order); + mcast_req.imr_interface.s_addr = msm->if_ip4_address_net_byte_order; + + if ((setsockopt(ms->socket, IPPROTO_IP, + IP_ADD_MEMBERSHIP, (void *)&mcast_req, + sizeof (mcast_req))) < 0) + return clib_error_return_unix(0, "%s IP_ADD_MEMBERSHIP setsockopt", type); + + if (ioctl (ms->socket, FIONBIO, &one) < 0) + return clib_error_return_unix (0, "%s set FIONBIO", type); + + /* FIXME remove this when we support tx_ready. */ + { + u32 len = 1 << 20; + socklen_t sl = sizeof (len); + if (setsockopt(ms->socket, SOL_SOCKET, SO_SNDBUF, &len, sl) < 0) + clib_unix_error ("setsockopt"); + } + + return 0; +} + +static clib_error_t * +socket_setup (mc_socket_main_t *msm) +{ + int one = 1; + clib_error_t * error; + u32 port; + + if (! msm->base_multicast_udp_port_host_byte_order) + msm->base_multicast_udp_port_host_byte_order = + 0xffff - ((MC_N_TRANSPORT_TYPE + 2 /* ack socket, catchup socket */) + - 1); + + port = msm->base_multicast_udp_port_host_byte_order; + + error = setup_mutlicast_socket (msm, + &msm->multicast_sockets[MC_TRANSPORT_MASTERSHIP], + "mastership", + port++); + if (error) + return error; + + error = setup_mutlicast_socket (msm, + &msm->multicast_sockets[MC_TRANSPORT_JOIN], + "join", + port++); + if (error) + return error; + + error = setup_mutlicast_socket (msm, + &msm->multicast_sockets[MC_TRANSPORT_USER_REQUEST_TO_RELAY], + "to relay", + port++); + if (error) + return error; + + error = setup_mutlicast_socket (msm, + &msm->multicast_sockets[MC_TRANSPORT_USER_REQUEST_FROM_RELAY], + "from relay", + port++); + if (error) + return error; + + /* ACK rx socket */ + msm->ack_socket = socket (PF_INET, SOCK_DGRAM, IPPROTO_UDP); + if (msm->ack_socket < 0) + return clib_error_return_unix(0, "ack socket"); + + msm->ack_udp_port = find_and_bind_to_free_port (msm->ack_socket, port++); + + if (ioctl (msm->ack_socket, FIONBIO, &one) < 0) + return clib_error_return_unix (0, "ack socket FIONBIO"); + + msm->catchup_server_socket = socket(AF_INET, SOCK_STREAM, 0); + if (msm->catchup_server_socket < 0) + return clib_error_return_unix (0, "catchup server socket"); + + msm->catchup_tcp_port = find_and_bind_to_free_port (msm->catchup_server_socket, port++); + + if (ioctl (msm->catchup_server_socket, FIONBIO, &one) < 0) + return clib_error_return_unix (0, "catchup server socket FIONBIO"); + + if (listen(msm->catchup_server_socket, 5) < 0) + return clib_error_return_unix (0, "catchup server socket listen"); + + /* epoll setup for multicast mastership socket */ + { + unix_file_t template = {0}; + + template.read_function = mastership_socket_read_ready; + template.file_descriptor = msm->multicast_sockets[MC_TRANSPORT_MASTERSHIP].socket; + template.private_data = (uword) msm; + unix_file_add (&unix_main, &template); + + /* epoll setup for multicast to_relay socket */ + template.read_function = to_relay_socket_read_ready; + template.file_descriptor = msm->multicast_sockets[MC_TRANSPORT_USER_REQUEST_TO_RELAY].socket; + template.private_data = (uword) msm; + unix_file_add (&unix_main, &template); + + /* epoll setup for multicast from_relay socket */ + template.read_function = from_relay_socket_read_ready; + template.file_descriptor = msm->multicast_sockets[MC_TRANSPORT_USER_REQUEST_FROM_RELAY].socket; + template.private_data = (uword) msm; + unix_file_add (&unix_main, &template); + + template.read_function = join_socket_read_ready; + template.file_descriptor = msm->multicast_sockets[MC_TRANSPORT_JOIN].socket; + template.private_data = (uword) msm; + unix_file_add (&unix_main, &template); + + /* epoll setup for ack rx socket */ + template.read_function = ack_socket_read_ready; + template.file_descriptor = msm->ack_socket; + template.private_data = (uword) msm; + unix_file_add (&unix_main, &template); + + /* epoll setup for TCP catchup server */ + template.read_function = catchup_listen_read_ready; + template.file_descriptor = msm->catchup_server_socket; + template.private_data = (uword) msm; + unix_file_add (&unix_main, &template); + } + + return 0; +} + +static void * +catchup_add_pending_output (mc_socket_catchup_t * c, uword n_bytes, u8 * set_output_vector) +{ + unix_file_t * uf = pool_elt_at_index (unix_main.file_pool, + c->unix_file_index); + u8 * result=0; + + if (set_output_vector) + c->output_vector = set_output_vector; + else + vec_add2 (c->output_vector, result, n_bytes); + if (vec_len (c->output_vector) > 0) + { + int skip_update = 0 != (uf->flags & UNIX_FILE_DATA_AVAILABLE_TO_WRITE); + uf->flags |= UNIX_FILE_DATA_AVAILABLE_TO_WRITE; + if (! skip_update) + unix_main.file_update (uf, UNIX_FILE_UPDATE_MODIFY); + } + return result; +} + +static uword catchup_request_fun (void *transport_main, + u32 stream_index, + mc_peer_id_t catchup_peer_id) +{ + mc_socket_main_t *msm = (mc_socket_main_t *)transport_main; + mc_main_t * mcm = &msm->mc_main; + vlib_main_t * vm = mcm->vlib_main; + mc_socket_catchup_t *c; + struct sockaddr_in addr; + unix_main_t *um = &unix_main; + int one = 1; + + pool_get (msm->catchups, c); + memset (c, 0, sizeof (*c)); + + c->socket = socket(AF_INET, SOCK_STREAM, 0); + if (c->socket < 0) + { + clib_unix_warning ("socket"); + return 0; + } + + if (ioctl (c->socket, FIONBIO, &one) < 0) + { + clib_unix_warning ("FIONBIO"); + return 0; + } + + memset(&addr, 0, sizeof(addr)); + addr.sin_family = AF_INET; + addr.sin_addr.s_addr = mc_socket_peer_id_get_address (catchup_peer_id); + addr.sin_port = mc_socket_peer_id_get_port (catchup_peer_id); + + c->connect_in_progress = 1; + + if (MC_EVENT_LOGGING) + { + ELOG_TYPE_DECLARE (e) = { + .format = "connecting to peer 0x%Lx", + .format_args = "i8", + }; + struct { u64 peer; } * ed; + ed = ELOG_DATA (&vm->elog_main, e); + ed->peer = catchup_peer_id.as_u64; + } + + if (connect(c->socket, (const void *)&addr,sizeof(addr)) + < 0 && errno != EINPROGRESS) + { + clib_unix_warning ("connect to %U fails", + format_socket_peer_id, catchup_peer_id); + return 0; + } + + { + unix_file_t template = {0}; + + template.read_function = catchup_client_read_ready; + template.write_function = catchup_client_write_ready; + template.error_function = catchup_socket_error_ready; + template.file_descriptor = c->socket; + template.private_data = (uword) msm; + c->unix_file_index = unix_file_add (um, &template); + + hash_set (msm->catchup_index_by_file_descriptor, c->socket, c - msm->catchups); + } + + { + mc_msg_catchup_request_t * mp; + mp = catchup_add_pending_output (c, sizeof (mp[0]), /* set_output_vector */ 0); + mp->peer_id = msm->mc_main.transport.our_catchup_peer_id; + mp->stream_index = stream_index; + mc_byte_swap_msg_catchup_request (mp); + } + + return c - msm->catchups; +} + +static void catchup_send_fun (void *transport_main, uword opaque, u8 * data) +{ + mc_socket_main_t *msm = (mc_socket_main_t *)transport_main; + mc_socket_catchup_t *c = pool_elt_at_index (msm->catchups, opaque); + catchup_add_pending_output (c, 0, data); +} + +static int +find_interface_ip4_address (char * if_name, u32 * ip4_address, u32 * mtu) +{ + int fd; + struct ifreq ifr; + struct sockaddr_in * sa; + + /* Dig up our IP address */ + fd = socket (PF_INET, AF_INET, 0); + if (fd < 0) { + clib_unix_error ("socket"); + return -1; + } + + ifr.ifr_addr.sa_family = AF_INET; + strncpy (ifr.ifr_name, if_name, sizeof(ifr.ifr_name)-1); + if (ioctl (fd, SIOCGIFADDR, &ifr) < 0) { + clib_unix_error ("ioctl(SIOCFIGADDR)"); + return -1; + } + + sa = (void *) &ifr.ifr_addr; + memcpy (ip4_address, &sa->sin_addr.s_addr, sizeof (ip4_address[0])); + + if (ioctl (fd, SIOCGIFMTU, &ifr) < 0) + return -1; + if (mtu) + *mtu = ifr.ifr_mtu - (/* IP4 header */ 20 + /* UDP header */ 8); + + close (fd); + + return 0; +} + +clib_error_t * +mc_socket_main_init (mc_socket_main_t * msm, char **intfc_probe_list, + int n_intfcs_to_probe) +{ + clib_error_t * error; + mc_main_t * mcm; + u32 mtu; + + mcm = &msm->mc_main; + + /* 239.255.0.7 */ + if (! msm->multicast_tx_ip4_address_host_byte_order) + msm->multicast_tx_ip4_address_host_byte_order = 0xefff0007; + + { + u32 i, a, win; + + win = 0; + if (msm->multicast_interface_name) + { + win = ! find_interface_ip4_address (msm->multicast_interface_name, &a, &mtu); + } + else + { + for (i = 0; i < n_intfcs_to_probe; i++) + if (! find_interface_ip4_address (intfc_probe_list[i], &a, &mtu)) + { + win = 1; + msm->multicast_interface_name = intfc_probe_list[i]; + break; + } + } + + if (! win) + return clib_error_return (0, "can't find interface ip4 address"); + + msm->if_ip4_address_net_byte_order = a; + } + + msm->rx_mtu_n_bytes = mtu; + msm->rx_mtu_n_buffers = msm->rx_mtu_n_bytes / VLIB_BUFFER_DEFAULT_FREE_LIST_BYTES; + msm->rx_mtu_n_buffers += (msm->rx_mtu_n_bytes % VLIB_BUFFER_DEFAULT_FREE_LIST_BYTES) != 0; + + error = socket_setup (msm); + if (error) + return error; + + mcm->transport.our_ack_peer_id = + mc_socket_set_peer_id (msm->if_ip4_address_net_byte_order, msm->ack_udp_port); + + mcm->transport.our_catchup_peer_id = + mc_socket_set_peer_id (msm->if_ip4_address_net_byte_order, msm->catchup_tcp_port); + + mcm->transport.tx_buffer = tx_buffer; + mcm->transport.tx_ack = tx_ack; + mcm->transport.catchup_request_fun = catchup_request_fun; + mcm->transport.catchup_send_fun = catchup_send_fun; + mcm->transport.format_peer_id = format_socket_peer_id; + mcm->transport.opaque = msm; + mcm->transport.max_packet_size = mtu; + + mc_main_init (mcm, "socket"); + + return error; +} diff --git a/vlib/vlib/unix/mc_socket.h b/vlib/vlib/unix/mc_socket.h new file mode 100644 index 00000000000..7dd6b5e27b1 --- /dev/null +++ b/vlib/vlib/unix/mc_socket.h @@ -0,0 +1,126 @@ +/* + * mc_socket.h: socket based multicast for vlib mc + * + * Copyright (c) 2010 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef __included_mc_socket_h__ +#define __included_mc_socket_h__ + +#include +#include + +typedef struct { + int socket; + struct sockaddr_in tx_addr; +} mc_multicast_socket_t; + +/* TCP catchup socket */ +typedef struct { + int socket; + u32 unix_file_index; + + u8 * input_vector; + u8 * output_vector; + u32 output_vector_n_written; + + u32 connect_in_progress; +} mc_socket_catchup_t; + +typedef struct mc_socket_main_t { + mc_main_t mc_main; + + /* Multicast mastership/to-relay/from-relay sockets. */ + mc_multicast_socket_t multicast_sockets[MC_N_TRANSPORT_TYPE]; + + /* Unicast UDP ack sockets */ + int ack_socket; + + /* TCP catchup server socket */ + int catchup_server_socket; + + /* Pool of stream-private catchup sockets */ + mc_socket_catchup_t *catchups; + + uword * catchup_index_by_file_descriptor; + + u32 rx_mtu_n_bytes; + + /* Receive MTU in bytes and VLIB buffers. */ + u32 rx_mtu_n_buffers; + + /* Vector of RX VLIB buffers. */ + u32 * rx_buffers; + /* Vector of scatter/gather descriptors for sending/receiving VLIB buffers + via kernel. */ + struct iovec * iovecs; + + /* IP address of interface to use for multicast. */ + u32 if_ip4_address_net_byte_order; + + u32 ack_udp_port; + u32 catchup_tcp_port; + + /* Interface on which to listen for multicasts. */ + char * multicast_interface_name; + + /* Multicast address to use (e.g. 0xefff0000). + Host byte order. */ + u32 multicast_tx_ip4_address_host_byte_order; + + /* TTL to use for multicasts. */ + u32 multicast_ttl; + + /* Multicast ports for mastership, joins, etc. will be chosen + starting at the given port in host byte order. + A total of MC_N_TRANSPORT_TYPE ports will be used. */ + u32 base_multicast_udp_port_host_byte_order; +} mc_socket_main_t; + +always_inline u32 +mc_socket_peer_id_get_address (mc_peer_id_t i) +{ + u32 a = ((i.as_u8[0] << 24) + | (i.as_u8[1] << 16) + | (i.as_u8[2] << 8) + | (i.as_u8[3] << 0)); + return clib_host_to_net_u32 (a); +} + +always_inline u32 +mc_socket_peer_id_get_port (mc_peer_id_t i) +{ return clib_host_to_net_u16 ((i.as_u8[4] << 8) | i.as_u8[5]); } + +static_always_inline mc_peer_id_t +mc_socket_set_peer_id (u32 address_net_byte_order, u32 port_host_byte_order) +{ + mc_peer_id_t i; + u32 a = ntohl (address_net_byte_order); + u32 p = port_host_byte_order; + i.as_u8[0] = (a >> 24) & 0xff; + i.as_u8[1] = (a >> 16) & 0xff; + i.as_u8[2] = (a >> 8) & 0xff; + i.as_u8[3] = (a >> 0) & 0xff; + i.as_u8[4] = (p >> 8) & 0xff; + i.as_u8[5] = (p >> 0) & 0xff; + i.as_u8[6] = 0; + i.as_u8[7] = 0; + return i; +} + +clib_error_t * +mc_socket_main_init (mc_socket_main_t * msm, char **intfc_probe_list, + int n_intfcs_to_probe); +#endif /* __included_mc_socket_h__ */ + diff --git a/vlib/vlib/unix/pci.c b/vlib/vlib/unix/pci.c new file mode 100644 index 00000000000..02c37f72707 --- /dev/null +++ b/vlib/vlib/unix/pci.c @@ -0,0 +1,577 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * pci.c: Linux user space PCI bus management. + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include +#include +#include +#include + +#include +#include +#include +#include + +linux_pci_main_t linux_pci_main; + +static clib_error_t * +foreach_directory_file (char * dir_name, + clib_error_t * (* f) (void * arg, u8 * path_name, u8 * file_name), + void * arg, + int scan_dirs) +{ + DIR * d; + struct dirent * e; + clib_error_t * error = 0; + u8 * s, * t; + + d = opendir (dir_name); + if (! d) + { + /* System has no PCI bus. */ + if (errno == ENOENT) + return 0; + return clib_error_return_unix (0, "open `%s'", dir_name); + } + + s = t = 0; + while (1) + { + e = readdir (d); + if (! e) + break; + if (scan_dirs) + { + if (e->d_type == DT_DIR + && (! strcmp (e->d_name, ".") + || ! strcmp (e->d_name, ".."))) + continue; + } + else + { + if (e->d_type == DT_DIR) + continue; + } + + s = format (s, "%s/%s", dir_name, e->d_name); + t = format (t, "%s", e->d_name); + error = f (arg, s, t); + _vec_len (s) = 0; + _vec_len (t) = 0; + + if (error) + break; + } + + vec_free (s); + closedir (d); + + return error; +} + +static clib_error_t * +write_sys_fs (char * file_name, char * fmt, ...) +{ + u8 * s; + int fd; + + fd = open (file_name, O_WRONLY); + if (fd < 0) + return clib_error_return_unix (0, "open `%s'", file_name); + + va_list va; + va_start (va, fmt); + s = va_format (0, fmt, &va); + va_end (va); + + if (write (fd, s, vec_len (s)) < 0) + return clib_error_return_unix (0, "write `%s'", file_name); + + vec_free (s); + close (fd); + return 0; +} + +static clib_error_t * +scan_uio_dir (void * arg, u8 * path_name, u8 * file_name) +{ + linux_pci_device_t * l = arg; + unformat_input_t input; + + unformat_init_string (&input, (char *) file_name, vec_len (file_name)); + + if (! unformat (&input, "uio%d", &l->uio_minor)) + abort (); + + unformat_free (&input); + return 0; +} + +static clib_error_t * linux_pci_uio_read_ready (unix_file_t * uf) +{ + linux_pci_main_t * pm = &linux_pci_main; + vlib_main_t * vm = pm->vlib_main; + linux_pci_device_t * l; + u32 li = uf->private_data; + + l = pool_elt_at_index (pm->pci_devices, li); + vlib_node_set_interrupt_pending (vm, l->device_input_node_index); + + /* Let node know which device is interrupting. */ + { + vlib_node_runtime_t * rt = vlib_node_get_runtime (vm, l->device_input_node_index); + rt->runtime_data[0] |= 1 << l->device_index; + } + + return /* no error */ 0; +} + +static clib_error_t *linux_pci_uio_error_ready (unix_file_t *uf) +{ + u32 error_index = (u32) uf->private_data; + + return clib_error_return (0, "pci device %d: error", error_index); +} + +static uword pci_resource_size (uword os_handle, uword resource) +{ + linux_pci_main_t * pm = &linux_pci_main; + linux_pci_device_t * p; + u8 * file_name; + struct stat b; + uword result = 0; + + p = pool_elt_at_index (pm->pci_devices, os_handle); + + file_name = format (0, "%v/resource%d%c", p->dev_dir_name, resource, 0); + if (stat ((char *) file_name, &b) >= 0) + result = b.st_size; + vec_free (file_name); + return result; +} + +void os_add_pci_disable_interrupts_reg (uword os_handle, u32 resource, + u32 reg_offset, u32 reg_value) +{ + linux_pci_main_t * pm = &linux_pci_main; + linux_pci_device_t * l; + char * file_name; + clib_error_t * error; + + l = pool_elt_at_index (pm->pci_devices, os_handle); + ASSERT (resource == 0); + ASSERT (reg_offset < pci_resource_size (os_handle, resource)); + file_name = (char *) format (0, "%s/disable_interrupt_regs%c", l->dev_dir_name, 0); + error = write_sys_fs (file_name, "%x %x", reg_offset, reg_value); + if (error) + clib_error_report (error); + vec_free (file_name); +} + +static void add_device (pci_device_t * dev, linux_pci_device_t * pdev) +{ + linux_pci_main_t * pm = &linux_pci_main; + linux_pci_device_t * l; + pci_config_header_t * c; + u32 x[4]; + clib_error_t * error; + + c = &dev->config0.header; + + pool_get (pm->pci_devices, l); + l[0] = pdev[0]; + + l->dev_dir_name = vec_dup (l->dev_dir_name); + + /* Parse bus, dev, function from directory name. */ + { + unformat_input_t input; + + unformat_init_string (&input, (char *) l->dev_dir_name, + vec_len (l->dev_dir_name)); + + if (! unformat (&input, "/sys/bus/pci/devices/%x:%x:%x.%x", + &x[0], &x[1], &x[2], &x[3])) + abort (); + + unformat_free (&input); + + l->bus_address.bus = x[1]; + l->bus_address.slot_function = (x[2] << 3) | x[3]; + dev->bus_address = l->bus_address; + } + + dev->os_handle = l - pm->pci_devices; + + error = write_sys_fs ("/sys/bus/pci/drivers/uio_pci_dma/new_id", + "%x %x", c->vendor_id, c->device_id); + if (error) + clib_error_report (error); + error = write_sys_fs ("/sys/bus/pci/drivers/uio_pci_dma/bind", + "%04x:%02x:%02x.%x", x[0], x[1], x[2], x[3]); + /* Errors happen when re-binding so just ignore them. */ + if (error) + clib_error_free (error); + + { + u8 * uio_dir = format (0, "%s/uio", l->dev_dir_name); + foreach_directory_file ((char *) uio_dir, scan_uio_dir, l, /* scan_dirs */ 1); + vec_free (uio_dir); + } + + { + char * uio_name = (char *) format (0, "/dev/uio%d%c", l->uio_minor, 0); + l->uio_fd = open (uio_name, O_RDWR); + if (l->uio_fd < 0) + clib_unix_error ("open `%s'", uio_name); + vec_free (uio_name); + } + + { + unix_file_t template = {0}; + unix_main_t * um = &unix_main; + + template.read_function = linux_pci_uio_read_ready; + template.file_descriptor = l->uio_fd; + template.error_function = linux_pci_uio_error_ready; + template.private_data = l - pm->pci_devices; + + /* To be filled in by driver. */ + l->device_input_node_index = ~0; + l->device_index = 0; + + l->unix_file_index = unix_file_add (um, &template); + } +} + +static void linux_pci_device_free (linux_pci_device_t * l) +{ + int i; + for (i = 0; i < vec_len (l->resource_fds); i++) + if (l->resource_fds[i] > 0) + close (l->resource_fds[i]); + if (l->config_fd > 0) + close (l->config_fd); + if (l->uio_fd > 0) + close (l->uio_fd); + vec_free (l->resource_fds); + vec_free (l->dev_dir_name); +} + +/* Configuration space read/write. */ +clib_error_t * +os_read_write_pci_config (uword os_handle, + vlib_read_or_write_t read_or_write, + uword address, + void * data, + u32 n_bytes) +{ + linux_pci_main_t * pm = &linux_pci_main; + linux_pci_device_t * p; + int n; + + p = pool_elt_at_index (pm->pci_devices, os_handle); + + if (address != lseek (p->config_fd, address, SEEK_SET)) + return clib_error_return_unix (0, "seek offset %d", address); + + if (read_or_write == VLIB_READ) + n = read (p->config_fd, data, n_bytes); + else + n = write (p->config_fd, data, n_bytes); + + if (n != n_bytes) + return clib_error_return_unix (0, "%s", + read_or_write == VLIB_READ + ? "read" : "write"); + + return 0; +} + +static clib_error_t * +os_map_pci_resource_internal (uword os_handle, + u32 resource, + u8 *addr, + void ** result) +{ + linux_pci_main_t * pm = &linux_pci_main; + linux_pci_device_t * p; + struct stat stat_buf; + u8 * file_name; + int fd; + clib_error_t * error; + int flags = MAP_SHARED; + + error = 0; + p = pool_elt_at_index (pm->pci_devices, os_handle); + + file_name = format (0, "%v/resource%d%c", p->dev_dir_name, resource, 0); + fd = open ((char *) file_name, O_RDWR); + if (fd < 0) + { + error = clib_error_return_unix (0, "open `%s'", file_name); + goto done; + } + + if (fstat (fd, &stat_buf) < 0) + { + error = clib_error_return_unix (0, "fstat `%s'", file_name); + goto done; + } + + vec_validate (p->resource_fds, resource); + p->resource_fds[resource] = fd; + if (addr != 0) + flags |= MAP_FIXED; + + *result = mmap (addr, + /* size */ stat_buf.st_size, + PROT_READ | PROT_WRITE, + flags, + /* file */ fd, + /* offset */ 0); + if (*result == (void *) -1) + { + error = clib_error_return_unix (0, "mmap `%s'", file_name); + goto done; + } + + done: + if (error) + { + if (fd > 0) + close (fd); + } + vec_free (file_name); + return error; +} + +clib_error_t * +os_map_pci_resource (uword os_handle, + u32 resource, + void ** result) +{ + return (os_map_pci_resource_internal (os_handle, resource, 0 /* addr */, + result)); +} + +clib_error_t * +os_map_pci_resource_fixed (uword os_handle, + u32 resource, + u8 *addr, + void ** result) +{ + return (os_map_pci_resource_internal (os_handle, resource, addr, result)); +} + +void os_free_pci_device (uword os_handle) +{ + linux_pci_main_t * pm = &linux_pci_main; + linux_pci_device_t * l; + + l = pool_elt_at_index (pm->pci_devices, os_handle); + linux_pci_device_free (l); + pool_put (pm->pci_devices, l); +} + +u8 * format_os_pci_handle (u8 * s, va_list * va) +{ + linux_pci_main_t * pm = &linux_pci_main; + uword os_pci_handle = va_arg (*va, uword); + linux_pci_device_t * l; + + l = pool_elt_at_index (pm->pci_devices, os_pci_handle); + return format (s, "%x/%x/%x", l->bus_address.bus, + (l->bus_address.slot_function >> 3), + (l->bus_address.slot_function & 0x7)); +} + +static inline pci_device_registration_t * +pci_device_next_registered (pci_device_registration_t * r) +{ + uword i; + + /* Null vendor id marks end of initialized list. */ + for (i = 0; r->supported_devices[i].vendor_id != 0; i++) + ; + + return clib_elf_section_data_next (r, i * sizeof (r->supported_devices[0])); +} + +static inline u8 kernel_driver_installed (pci_device_registration_t *r) +{ + u8 * link_name; + struct stat b; + + link_name = format (0, "/sys/bus/pci/drivers/%s", r->kernel_driver); + if (stat ((char *)link_name, &b) >= 0) + r->kernel_driver_running++; + else + r->kernel_driver_running=0; + + vec_free (link_name); + return r->kernel_driver_running; +} + +static clib_error_t * +init_device_from_registered (vlib_main_t * vm, + pci_device_t * dev, + linux_pci_device_t * pdev) +{ + unix_main_t * um = vlib_unix_get_main(); + pci_device_registration_t * r; + pci_device_id_t * i; + pci_config_header_t * c; + + c = &dev->config0.header; + + r = um->pci_device_registrations; + + while (r) + { + for (i = r->supported_devices; i->vendor_id != 0; i++) + if (i->vendor_id == c->vendor_id && i->device_id == c->device_id) + { + if (r->kernel_driver && kernel_driver_installed(r)) + { + if (r->kernel_driver_running == 1) + { + clib_warning("PCI device type [%04x:%04x] is busy!\n" + "\tUninstall the associated linux kernel " + "driver: sudo rmmod %s", + c->vendor_id, c->device_id, r->kernel_driver); + } + continue; + } + add_device (dev, pdev); + return r->init_function (vm, dev); + } + r = r->next_registration; + } + /* No driver, close the PCI config-space FD */ + close (pdev->config_fd); + return 0; +} + +static clib_error_t * +init_device (vlib_main_t * vm, + pci_device_t * dev, + linux_pci_device_t * pdev) +{ + return init_device_from_registered (vm, dev, pdev); +} + +static clib_error_t * +scan_device (void * arg, u8 * dev_dir_name, u8 * ignored) +{ + vlib_main_t * vm = arg; + int fd; + u8 * f; + clib_error_t * error = 0; + pci_device_t dev = {0}; + linux_pci_device_t pdev = {0}; + + f = format (0, "%v/config%c", dev_dir_name, 0); + fd = open ((char *) f, O_RDWR); + + /* Try read-only access if write fails. */ + if (fd < 0) + fd = open ((char *) f, O_RDONLY); + + if (fd < 0) + { + error = clib_error_return_unix (0, "open `%s'", f); + goto done; + } + + /* You can only read more that 64 bytes of config space as root; so we try to + read the full space but fall back to just the first 64 bytes. */ + if (read (fd, &dev.config_data, sizeof (dev.config_data)) != sizeof (dev.config_data) + && read (fd, &dev.config0, sizeof (dev.config0)) != sizeof (dev.config0)) + { + error = clib_error_return_unix (0, "read `%s'", f); + goto done; + } + + { + static pci_config_header_t all_ones; + if (all_ones.vendor_id == 0) + memset (&all_ones, ~0, sizeof (all_ones)); + + if (! memcmp (&dev.config0.header, &all_ones, sizeof (all_ones))) + { + error = clib_error_return (0, "invalid PCI config for `%s'", f); + goto done; + } + } + + if (dev.config0.header.header_type == 0) + pci_config_type0_little_to_host (&dev.config0); + else + pci_config_type1_little_to_host (&dev.config1); + + pdev.config_fd = fd; + pdev.dev_dir_name = dev_dir_name; + + error = init_device (vm, &dev, &pdev); + + done: + vec_free (f); + return error; +} + +clib_error_t * pci_bus_init (vlib_main_t * vm) +{ + linux_pci_main_t * pm = &linux_pci_main; + clib_error_t * error; + + pm->vlib_main = vm; + + if ((error = vlib_call_init_function (vm, unix_input_init))) + return error; + + error = foreach_directory_file ("/sys/bus/pci/devices", scan_device, vm, /* scan_dirs */ 0); + + /* Complain and continue. might not be root, etc. */ + if (error) + clib_error_report (error); + + return error; +} + +VLIB_INIT_FUNCTION (pci_bus_init); diff --git a/vlib/vlib/unix/pci.h b/vlib/vlib/unix/pci.h new file mode 100644 index 00000000000..b384250eb47 --- /dev/null +++ b/vlib/vlib/unix/pci.h @@ -0,0 +1,94 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * unix/pci.h: Linux specific pci state + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef included_unix_pci_h +#define included_unix_pci_h + +#include + +typedef struct { + /* /sys/bus/pci/devices/... directory name for this device. */ + u8 * dev_dir_name; + + /* Resource file descriptors. */ + int * resource_fds; + + /* File descriptor for config space read/write. */ + int config_fd; + + /* PCI bus address for this devices parsed from /sys/bus/pci/devices name. */ + pci_bus_address_t bus_address; + + /* File descriptor for /dev/uio%d */ + int uio_fd; + + /* Minor device for uio device. */ + u32 uio_minor; + + /* Index given by unix_file_add. */ + u32 unix_file_index; + + /* Input node to handle interrupts for this device. */ + u32 device_input_node_index; + + /* Node runtime will be a bitmap of device indices with pending interrupts. */ + u32 device_index; +} linux_pci_device_t; + +/* Pool of PCI devices. */ +typedef struct { + vlib_main_t * vlib_main; + linux_pci_device_t * pci_devices; +} linux_pci_main_t; + +extern linux_pci_main_t linux_pci_main; + +always_inline linux_pci_device_t * +pci_dev_for_linux (pci_device_t * dev) +{ + linux_pci_main_t * pm = &linux_pci_main; + return pool_elt_at_index (pm->pci_devices, dev->os_handle); +} + +/* Call to allocate/initialize the pci subsystem. + This is not an init function so that users can explicitly enable + pci only when it's needed. */ +clib_error_t * pci_bus_init (vlib_main_t * vm); + +#endif /* included_unix_pci_h */ diff --git a/vlib/vlib/unix/physmem.c b/vlib/vlib/unix/physmem.c new file mode 100644 index 00000000000..83b40be6449 --- /dev/null +++ b/vlib/vlib/unix/physmem.c @@ -0,0 +1,472 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * physmem.c: Unix physical memory + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include + +static physmem_main_t physmem_main; + +static void * +unix_physmem_alloc_aligned (vlib_physmem_main_t * vpm, uword n_bytes, uword alignment) +{ + physmem_main_t * pm = &physmem_main; + uword lo_offset, hi_offset; + uword * to_free = 0; + +#if DPDK > 0 + clib_warning ("unsafe alloc!"); +#endif + + /* IO memory is always at least cache aligned. */ + alignment = clib_max (alignment, CLIB_CACHE_LINE_BYTES); + + while (1) + { + mheap_get_aligned (pm->heap, n_bytes, + /* align */ alignment, + /* align offset */ 0, + &lo_offset); + + /* Allocation failed? */ + if (lo_offset == ~0) + break; + + /* Make sure allocation does not span DMA physical chunk boundary. */ + hi_offset = lo_offset + n_bytes - 1; + + if ((lo_offset >> vpm->log2_n_bytes_per_page) == + (hi_offset >> vpm->log2_n_bytes_per_page)) + break; + + /* Allocation would span chunk boundary, queue it to be freed as soon as + we find suitable chunk. */ + vec_add1 (to_free, lo_offset); + } + + if (to_free != 0) + { + uword i; + for (i = 0; i < vec_len (to_free); i++) + mheap_put (pm->heap, to_free[i]); + vec_free (to_free); + } + + return lo_offset != ~0 ? pm->heap + lo_offset : 0; +} + +static void unix_physmem_free (void * x) +{ + physmem_main_t * pm = &physmem_main; + + /* Return object to region's heap. */ + mheap_put (pm->heap, x - pm->heap); +} + +static void htlb_shutdown(void) +{ + physmem_main_t * pm = &physmem_main; + + if (! pm->shmid) + return; + shmctl (pm->shmid, IPC_RMID, 0); + pm->shmid = 0; +} + +/* try to use huge TLB pgs if possible */ +static int htlb_init (vlib_main_t * vm) +{ + vlib_physmem_main_t * vpm = &vm->physmem_main; + physmem_main_t * pm = &physmem_main; + u64 hugepagesize, pagesize; + u64 pfn, seek_loc; + u64 cur, physaddr, ptbits; + int fd, i; + + pm->shmid = shmget (11 /* key, my amp goes to 11 */, pm->mem_size, + IPC_CREAT | SHM_HUGETLB | SHM_R | SHM_W); + if (pm->shmid < 0) + { + clib_unix_warning ("shmget"); + return 0; + } + + pm->mem = shmat (pm->shmid, NULL, 0 /* flags */); + if (pm->mem == 0) + { + shmctl (pm->shmid, IPC_RMID, 0); + return 0; + } + + memset (pm->mem, 0, pm->mem_size); + + /* $$$ get page size info from /proc/meminfo */ + hugepagesize = 2<<20; + pagesize = 4<<10; + vpm->log2_n_bytes_per_page = min_log2 (hugepagesize); + vec_resize (vpm->page_table, pm->mem_size / hugepagesize); + + vpm->page_mask = pow2_mask (vpm->log2_n_bytes_per_page); + vpm->virtual.start = pointer_to_uword (pm->mem); + vpm->virtual.size = pm->mem_size; + vpm->virtual.end = vpm->virtual.start + vpm->virtual.size; + + fd = open("/proc/self/pagemap", O_RDONLY); + + if (fd < 0) + { + (void) shmdt (pm->mem); + return 0; + } + + pm->heap = mheap_alloc_with_flags + (pm->mem, pm->mem_size, + /* Don't want mheap mmap/munmap with IO memory. */ + MHEAP_FLAG_DISABLE_VM); + + cur = (u64) pm->mem; + i = 0; + + while (cur < (u64) pm->mem + pm->mem_size) + { + pfn = (u64) cur / pagesize; + seek_loc = pfn * sizeof (u64); + if (lseek (fd, seek_loc, SEEK_SET) != seek_loc) + { + clib_unix_warning ("lseek to 0x%llx", seek_loc); + shmctl (pm->shmid, IPC_RMID, 0); + close(fd); + return 0; + } + if (read (fd, &ptbits, sizeof (ptbits)) != (sizeof(ptbits))) + { + clib_unix_warning ("read ptbits"); + shmctl (pm->shmid, IPC_RMID, 0); + close(fd); + return 0; + } + + /* bits 0-54 are the physical page number */ + physaddr = (ptbits & 0x7fffffffffffffULL) * pagesize; + if (CLIB_DEBUG > 1) + fformat(stderr, "pm: virtual 0x%llx physical 0x%llx\n", + cur, physaddr); + vpm->page_table[i++] = physaddr; + + cur += hugepagesize; + } + close(fd); + atexit (htlb_shutdown); + return 1; +} + +int vlib_app_physmem_init (vlib_main_t * vm, + physmem_main_t * pm, int) __attribute__ ((weak)); +int vlib_app_physmem_init (vlib_main_t * vm, physmem_main_t * pm, int x) +{ + return 0; +} + +clib_error_t * unix_physmem_init (vlib_main_t * vm, int physical_memory_required) +{ + vlib_physmem_main_t * vpm = &vm->physmem_main; + physmem_main_t * pm = &physmem_main; + clib_error_t * error = 0; + char * dev_uio_dma_file = "/dev/uio-dma"; + int using_fake_memory = 0; + + /* Avoid multiple calls. */ + if (vm->os_physmem_alloc_aligned) + return error; + + vm->os_physmem_alloc_aligned = unix_physmem_alloc_aligned; + vm->os_physmem_free = unix_physmem_free; + pm->mem = MAP_FAILED; + + if (pm->mem_size == 0) + pm->mem_size = 16 << 20; + + /* OK, Mr. App, you tell us */ + if (vlib_app_physmem_init (vm, pm, physical_memory_required)) + return 0; + + if (physical_memory_required) + { + if (!pm->no_hugepages && htlb_init(vm)) + { + fformat(stderr, "%s: use huge pages\n", __FUNCTION__); + return 0; + } + pm->uio_dma_fd = open (dev_uio_dma_file, O_RDWR); + } + else + pm->uio_dma_fd = -1; + + if (pm->uio_dma_fd < 0) + { + if (physical_memory_required) + { + error = clib_error_return_unix (0, "open `%s'", dev_uio_dma_file); + goto done; + } + + using_fake_memory = 1; + pm->mem = mmap (0, pm->mem_size, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); + if (pm->mem == MAP_FAILED) + { + error = clib_error_return_unix (0, "mmap"); + goto done; + } + + pm->heap = mheap_alloc (pm->mem, pm->mem_size); + + /* Identity map with a single page. */ + vpm->log2_n_bytes_per_page = min_log2 (pm->mem_size); + vec_add1 (vpm->page_table, pointer_to_uword (pm->mem)); + } + else + error = clib_error_return (0, "uio_dma deprecated"); + + if (using_fake_memory) + fformat(stderr, "%s: use fake dma pages\n", __FUNCTION__); + else + fformat(stderr, "%s: use uio dma pages\n", __FUNCTION__); + + done: + if (error) + { + if (pm->mem != MAP_FAILED) + munmap (pm->mem, pm->mem_size); + if (pm->uio_dma_fd >= 0) + { + close (pm->uio_dma_fd); + pm->uio_dma_fd = -1; + } + } + return error; +} + +static clib_error_t * +show_physmem (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ +#if DPDK > 0 + vlib_cli_output (vm, "Not supported with DPDK drivers."); +#else + physmem_main_t * pm = &physmem_main; + + if (pm->heap) + vlib_cli_output (vm, "%U", format_mheap, pm->heap, /* verbose */ 0); + else + vlib_cli_output (vm, "No physmem allocated."); +#endif + return 0; +} + +VLIB_CLI_COMMAND (show_physmem_command, static) = { + .path = "show physmem", + .short_help = "Show physical memory allocation", + .function = show_physmem, +}; + +static clib_error_t * +show_affinity (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + cpu_set_t set; + cpu_set_t *setp = &set; + int i, rv; + u8 *s = 0; + int first_set_bit_in_run = -1; + int last_set_bit_in_run = -1; + int output_done = 0; + + rv = sched_getaffinity (0 /* pid, 0 = this proc */, + sizeof (*setp), setp); + if (rv < 0) + { + vlib_cli_output (vm, "Couldn't get affinity mask: %s\n", + strerror(errno)); + return 0; + } + + for (i = 0; i < 64; i++) + { + if (CPU_ISSET(i, setp)) + { + if (first_set_bit_in_run == -1) + { + first_set_bit_in_run = i; + last_set_bit_in_run = i; + if (output_done) + s = format (s, ","); + s = format (s, "%d-", i); + output_done = 1; + } + else + { + if (i == (last_set_bit_in_run+1)) + last_set_bit_in_run = i; + } + } + else + { + if (first_set_bit_in_run != -1) + { + if (first_set_bit_in_run == (i-1)) + { + _vec_len (s) -= 2 + ((first_set_bit_in_run/10)); + } + s = format (s, "%d", last_set_bit_in_run); + first_set_bit_in_run = -1; + last_set_bit_in_run = -1; + } + } + } + + if (first_set_bit_in_run != -1) + s = format (s, "%d", first_set_bit_in_run); + + vlib_cli_output (vm, "Process runs on: %v", s); + return 0; +} + +VLIB_CLI_COMMAND (show_affinity_command, static) = { + .path = "show affinity", + .short_help = "Show process cpu affinity", + .function = show_affinity, +}; + +static clib_error_t * +set_affinity (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + cpu_set_t set; + cpu_set_t *setp = &set; + int i, rv; + int another_round; + u32 first, last; + + memset (setp, 0, sizeof (*setp)); + + do { + another_round = 0; + if (unformat (input, "%d-%d,", &first, &last)) + { + if (first > 64 || last > 64) + { + barf1: + vlib_cli_output (vm, "range %d-%d invalid", first, last); + return 0; + } + + for (i = first; i <= last; i++) + CPU_SET(i, setp); + another_round = 1; + } + else if (unformat (input, "%d-%d", &first, &last)) + { + if (first > 64 || last > 64) + goto barf1; + + for (i = first; i <= last; i++) + CPU_SET(i, setp); + } + else if (unformat (input, "%d,", &first)) + { + if (first > 64) + { + barf2: + vlib_cli_output (vm, "cpu %d invalid", first); + return 0; + } + CPU_SET(first, setp); + another_round = 1; + } + else if (unformat (input, "%d", &first)) + { + if (first > 64) + goto barf2; + + CPU_SET(first, setp); + } + } while (another_round); + + rv = sched_setaffinity (0 /* pid, 0 = this proc */, + sizeof (*setp), setp); + + if (rv < 0) + { + vlib_cli_output (vm, "Couldn't get affinity mask: %s\n", + strerror(errno)); + return 0; + } + return show_affinity (vm, input, cmd); +} + +VLIB_CLI_COMMAND (set_affinity_command, static) = { + .path = "set affinity", + .short_help = "Set process cpu affinity", + .function = set_affinity, +}; + +static clib_error_t * +vlib_physmem_configure (vlib_main_t * vm, unformat_input_t * input) +{ + physmem_main_t * pm = &physmem_main; + u32 size_in_mb; + + while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) + { + if (unformat (input, "no-huge") || unformat (input, "no-huge-pages")) + pm->no_hugepages = 1; + + else if (unformat(input, "size-in-mb %d", &size_in_mb) || + unformat(input, "size %d", &size_in_mb)) + pm->mem_size = size_in_mb << 20; + else + return unformat_parse_error (input); + } + + unformat_free (input); + return 0; +} + +VLIB_EARLY_CONFIG_FUNCTION (vlib_physmem_configure, "physmem"); diff --git a/vlib/vlib/unix/physmem.h b/vlib/vlib/unix/physmem.h new file mode 100644 index 00000000000..a963be746d8 --- /dev/null +++ b/vlib/vlib/unix/physmem.h @@ -0,0 +1,59 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#ifndef __included_physmem_h__ +#define __included_physmem_h__ + +/* Manage I/O physical memory. */ +#define _GNU_SOURCE +#include +#include +#include +#include +#include + +#include +#include + +#include /* for open */ +#include /* for flock */ +#include +#include +#include +#include +#include +#include + +typedef struct { + /* File descriptor for /dev/uio-dma. */ + int uio_dma_fd; + + /* Virtual memory via mmaped. */ + void * mem; + + /* Size in bytes. */ + uword mem_size; + + /* Heap allocated out of virtual memory. */ + void * heap; + + /* huge TLB segment id */ + int shmid; + + /* should we try to use htlb ? */ + int no_hugepages; + +} physmem_main_t; + +#endif /* __included_physmem_h__ */ diff --git a/vlib/vlib/unix/plugin.c b/vlib/vlib/unix/plugin.c new file mode 100644 index 00000000000..3411ef340af --- /dev/null +++ b/vlib/vlib/unix/plugin.c @@ -0,0 +1,210 @@ +/* + * plugin.c: plugin handling + * + * Copyright (c) 2011 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include +#include +#include + +plugin_main_t vlib_plugin_main; + +void vlib_set_get_handoff_structure_cb (void *cb) +{ + plugin_main_t * pm = &vlib_plugin_main; + pm->handoff_structure_get_cb = cb; +} + +static void * vnet_get_handoff_structure (void) +{ + void * (*fp)(void); + + fp = vlib_plugin_main.handoff_structure_get_cb; + if (fp == 0) + return 0; + else + return (*fp)(); +} + +static int +load_one_plugin (plugin_main_t *pm, plugin_info_t *pi, int from_early_init) +{ + void *handle, *register_handle; + clib_error_t * (*fp)(vlib_main_t *, void *, int); + clib_error_t * error; + void *handoff_structure; + + handle = dlopen ((char *)pi->name, RTLD_LAZY); + + /* + * Note: this can happen if the plugin has an undefined symbol reference, + * so print a warning. Otherwise, the poor slob won't know what happened. + * Ask me how I know that... + */ + if (handle == 0) + { + clib_warning ("%s", dlerror()); + return -1; + } + + pi->handle = handle; + + register_handle = dlsym (pi->handle, "vlib_plugin_register"); + if (register_handle == 0) + { + dlclose (handle); + return 0; + } + + fp = register_handle; + + handoff_structure = vnet_get_handoff_structure(); + + if (handoff_structure == 0) + error = clib_error_return (0, "handoff structure callback returned 0"); + else + error = (*fp)(pm->vlib_main, handoff_structure, from_early_init); + + if (error) + { + clib_error_report (error); + dlclose (handle); + return 1; + } + + clib_warning ("Loaded plugin: %s", pi->name); + + return 0; +} + +static u8 **split_plugin_path (plugin_main_t *pm) +{ + int i; + u8 **rv = 0; + u8 *path = pm->plugin_path; + u8 *this = 0; + + for (i = 0; i < vec_len (pm->plugin_path); i++) + { + if (path[i] != ':') + { + vec_add1(this, path[i]); + continue; + } + vec_add1(this, 0); + vec_add1 (rv, this); + this = 0; + } + if (this) + { + vec_add1 (this, 0); + vec_add1 (rv, this); + } + return rv; +} + +int vlib_load_new_plugins (plugin_main_t *pm, int from_early_init) +{ + DIR *dp; + struct dirent *entry; + struct stat statb; + uword *p; + plugin_info_t *pi; + u8 **plugin_path; + int i; + + plugin_path = split_plugin_path (pm); + + for (i = 0; i < vec_len (plugin_path); i++) + { + dp = opendir ((char *)plugin_path[i]); + + if (dp == 0) + continue; + + while ((entry = readdir (dp))) + { + u8 *plugin_name; + + if (pm->plugin_name_filter) + { + int j; + for (j = 0; j < vec_len (pm->plugin_name_filter); j++) + if (entry->d_name[j] != pm->plugin_name_filter[j]) + goto next; + } + + plugin_name = format (0, "%s/%s%c", plugin_path[i], + entry->d_name, 0); + + /* unreadable */ + if (stat ((char *)plugin_name, &statb) < 0) + { + ignore: + vec_free (plugin_name); + continue; + } + + /* a dir or other things which aren't plugins */ + if (!S_ISREG(statb.st_mode)) + goto ignore; + + p = hash_get_mem (pm->plugin_by_name_hash, plugin_name); + if (p == 0) + { + vec_add2 (pm->plugin_info, pi, 1); + pi->name = plugin_name; + pi->file_info = statb; + + if (load_one_plugin (pm, pi, from_early_init)) + { + vec_free (plugin_name); + _vec_len (pm->plugin_info) = vec_len (pm->plugin_info) - 1; + continue; + } + memset (pi, 0, sizeof (*pi)); + hash_set_mem (pm->plugin_by_name_hash, plugin_name, + pi - pm->plugin_info); + } + next: + ; + } + closedir (dp); + vec_free (plugin_path[i]); + } + vec_free (plugin_path); + return 0; +} +char *vlib_plugin_path __attribute__((weak)); +char *vlib_plugin_path = ""; +char *vlib_plugin_name_filter __attribute__((weak)); +char *vlib_plugin_name_filter = 0; + +int vlib_plugin_early_init (vlib_main_t *vm) +{ + plugin_main_t *pm = &vlib_plugin_main; + + pm->plugin_path = format (0, "%s%c", vlib_plugin_path, 0); + + clib_warning ("plugin path %s", pm->plugin_path); + + if (vlib_plugin_name_filter) + pm->plugin_name_filter = format (0, "%s%c", vlib_plugin_name_filter, 0); + + pm->plugin_by_name_hash = hash_create_string (0, sizeof (uword)); + pm->vlib_main = vm; + + return vlib_load_new_plugins (pm, 1 /* from_early_init */); +} diff --git a/vlib/vlib/unix/plugin.h b/vlib/vlib/unix/plugin.h new file mode 100644 index 00000000000..e7d75099ed9 --- /dev/null +++ b/vlib/vlib/unix/plugin.h @@ -0,0 +1,88 @@ +/* + * plugin.h: plugin handling + * + * Copyright (c) 2011 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef __included_plugin_h__ +#define __included_plugin_h__ + +#include +#include +#include +#include +#include + +/* + * vlib plugin scheme + * + * Almost anything which can be made to work in a vlib unix + * application will also work in a vlib plugin. + * + * The elf-section magic which registers static objects + * works so long as plugins are preset when the vlib unix process + * starts. But wait: there's more... + * + * If an application calls vlib_load_new_plugins() -- possibly after + * changing vlib_plugin_main.plugin_path / vlib_plugin_main.plugin_name_filter, + * -- new plugins will be loaded. That, in turn, allows considerable + * flexibility in terms of adding feature code or fixing bugs without + * requiring the data-plane process to restart. + * + * When the plugin mechanism loads a plugin, it uses dlsym to locate + * and call the plugin's function vlib_plugin_register() if it exists. + * A plugin which expects to be loaded after the vlib application + * starts uses this callback to modify the application. If vlib_plugin_register + * returns non-zero, the plugin mechanism dlclose()'s the plugin. + * + * Applications control the plugin search path and name filter by + * declaring the variables vlib_plugin_path and vlib_plugin_name_filter. + * libvlib_unix.la supplies weak references for these symbols which + * effectively disable the scheme. In order for the elf-section magic to + * work, static plugins must be loaded at the earliest possible moment. + * + * An application can change these parameters at any time and call + * vlib_load_new_plugins(). + */ + + + +typedef struct { + u8 *name; + struct stat file_info; + void *handle; +} plugin_info_t; + +typedef struct { + /* loaded plugin info */ + plugin_info_t *plugin_info; + uword *plugin_by_name_hash; + + /* path and name filter */ + u8 *plugin_path; + u8 *plugin_name_filter; + + /* handoff structure get callback */ + void *handoff_structure_get_cb; + + /* usual */ + vlib_main_t *vlib_main; +} plugin_main_t; + +plugin_main_t vlib_plugin_main; + +int vlib_plugin_early_init (vlib_main_t *vm); +int vlib_load_new_plugins (plugin_main_t *pm, int from_early_init); + +#endif /* __included_plugin_h__ */ diff --git a/vlib/vlib/unix/unix.h b/vlib/vlib/unix/unix.h new file mode 100644 index 00000000000..0802a93baa3 --- /dev/null +++ b/vlib/vlib/unix/unix.h @@ -0,0 +1,177 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * unix.h: Unix specific main state + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef included_unix_unix_h +#define included_unix_unix_h + +#include + +struct unix_file; +typedef clib_error_t * (unix_file_function_t) (struct unix_file * f); + +typedef struct unix_file { + /* Unix file descriptor from open/socket. */ + u32 file_descriptor; + + u32 flags; +#define UNIX_FILE_DATA_AVAILABLE_TO_WRITE (1 << 0) + + /* Data available for function's use. */ + uword private_data; + + /* Functions to be called when read/write data becomes ready. */ + unix_file_function_t * read_function, * write_function, * error_function; +} unix_file_t; + +typedef struct { + f64 time; + clib_error_t * error; +} unix_error_history_t; + +typedef enum { + UNIX_FILE_UPDATE_ADD, + UNIX_FILE_UPDATE_MODIFY, + UNIX_FILE_UPDATE_DELETE, +} unix_file_update_type_t; + +typedef struct { + /* Back pointer to main structure. */ + vlib_main_t * vlib_main; + + u32 flags; + /* Run interactively or as daemon (background process). */ +#define UNIX_FLAG_INTERACTIVE (1 << 0) +#define UNIX_FLAG_NODAEMON (1 << 1) + + /* Pool of files to poll for input/output. */ + unix_file_t * file_pool; + + /* CLI listen socket. */ + clib_socket_t cli_listen_socket; + + void (* file_update) (unix_file_t * file, unix_file_update_type_t update_type); + + /* Circular buffer of last unix errors. */ + unix_error_history_t error_history[128]; + u32 error_history_index; + u64 n_total_errors; + + /* startup-config filename */ + u8 *startup_config_filename; + + /* unix config complete */ + volatile int unix_config_complete; + + /* CLI log file. GIGO. */ + u8 *log_filename; + int log_fd; + /* Don't put telnet connections into character mode */ + int cli_line_mode; + u32 cli_history_limit; + +} unix_main_t; + +/* Global main structure. */ +extern unix_main_t unix_main; + +always_inline uword +unix_file_add (unix_main_t * um, unix_file_t * template) +{ + unix_file_t * f; + pool_get (um->file_pool, f); + f[0] = template[0]; + um->file_update (f, UNIX_FILE_UPDATE_ADD); + return f - um->file_pool; +} + +always_inline void +unix_file_del (unix_main_t * um, unix_file_t * f) +{ + um->file_update (f, UNIX_FILE_UPDATE_DELETE); + close (f->file_descriptor); + f->file_descriptor = ~0; + pool_put (um->file_pool, f); +} + +always_inline uword +unix_file_set_data_available_to_write (u32 unix_file_index, uword is_available) +{ + unix_file_t * uf = pool_elt_at_index (unix_main.file_pool, unix_file_index); + uword was_available = (uf->flags & UNIX_FILE_DATA_AVAILABLE_TO_WRITE); + if ((was_available != 0) != (is_available != 0)) + { + uf->flags ^= UNIX_FILE_DATA_AVAILABLE_TO_WRITE; + unix_main.file_update (uf, UNIX_FILE_UPDATE_MODIFY); + } + return was_available != 0; +} + +always_inline void +unix_save_error (unix_main_t * um, clib_error_t * error) +{ + unix_error_history_t * eh = um->error_history + um->error_history_index; + clib_error_free_vector (eh->error); + eh->error = error; + eh->time = vlib_time_now (um->vlib_main); + um->n_total_errors += 1; + if (++um->error_history_index >= ARRAY_LEN (um->error_history)) + um->error_history_index = 0; +} + +/* Main function for Unix VLIB. */ +int vlib_unix_main (int argc, char * argv[]); + +/* Call to allocate/initialize physical DMA memory subsystem. + This is not an init function so that users can explicitly enable/disable + physmem when its not needed. */ +clib_error_t * unix_physmem_init (vlib_main_t * vm, + int fail_if_physical_memory_not_present); + +/* Set prompt for CLI. */ +void vlib_unix_cli_set_prompt (char * prompt); + +static inline unix_main_t * vlib_unix_get_main (void) +{ + return &unix_main; +} + +/* thread stack array; vec_len = max number of threads */ +u8 **vlib_thread_stacks; + +#endif /* included_unix_unix_h */ diff --git a/vlib/vlib/vlib.h b/vlib/vlib/vlib.h new file mode 100644 index 00000000000..74101f8d297 --- /dev/null +++ b/vlib/vlib/vlib.h @@ -0,0 +1,78 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * vlib.h: top-level include file + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef included_vlib_h +#define included_vlib_h + +#include +#include + +/* Generic definitions. */ +#include + +/* Forward declarations of structs to avoid circular dependencies. */ +struct vlib_main_t; + +/* All includes in alphabetical order. */ +#include +#include +#include +#include +#include +#include +#include +#include +#include + +/* Main include depends on other vlib/ includes so we put it last. */ +#include + +/* Inline/extern function declarations. */ +#include +#include +#include +#include +#include +#include +#include +#include + +#include + +#endif /* included_vlib_h */ -- cgit 1.2.3-korg