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-rw-r--r--vpp-japi/m4/ax_libgcj_jar.m483
1 files changed, 83 insertions, 0 deletions
diff --git a/vpp-japi/m4/ax_libgcj_jar.m4 b/vpp-japi/m4/ax_libgcj_jar.m4
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index 00000000000..5e942857265
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+++ b/vpp-japi/m4/ax_libgcj_jar.m4
@@ -0,0 +1,83 @@
+# ===========================================================================
+# http://www.gnu.org/software/autoconf-archive/ax_libgcj_jar.html
+# ===========================================================================
+#
+# SYNOPSIS
+#
+# AX_LIBGCJ_JAR
+#
+# DESCRIPTION
+#
+# Locate libgcj.jar so you can place it before everything else when using
+# gcj.
+#
+# LICENSE
+#
+# Copyright (c) 2008 Duncan Simpson <dps@simpson.demon.co.uk>
+#
+# 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 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 <http://www.gnu.org/licenses/>.
+#
+# As a special exception, the respective Autoconf Macro's copyright owner
+# gives unlimited permission to copy, distribute and modify the configure
+# scripts that are the output of Autoconf when processing the Macro. You
+# need not follow the terms of the GNU General Public License when using
+# or distributing such scripts, even though portions of the text of the
+# Macro appear in them. The GNU General Public License (GPL) does govern
+# all other use of the material that constitutes the Autoconf Macro.
+#
+# This special exception to the GPL applies to versions of the Autoconf
+# Macro released by the Autoconf Archive. When you make and distribute a
+# modified version of the Autoconf Macro, you may extend this special
+# exception to the GPL to apply to your modified version as well.
+
+#serial 9
+
+AU_ALIAS([DPS_LIBGCJ_JAR], [AX_LIBGCJ_JAR])
+AC_DEFUN([AX_LIBGCJ_JAR],
+[
+AC_REQUIRE([AC_EXEEXT])
+AC_REQUIRE([AX_PROG_JAVAC])
+AC_REQUIRE([AC_PROG_FGREP])
+AC_PROG_SED
+if test "x$SED" = "x"; then
+AC_MSG_WARN([sed not avaiable, so libgcj.jar test skipped])
+else
+AC_MSG_CHECKING([if $JAVAC is gcj]);
+jc=`eval "[echo x$JAVAC | $SED 's/^x.*\\/\\([^/]*\\)\$/x\\1/;s/^ *\\([^ ]*\\) .*$/\\1/;s/"$EXEEXT"$//']"`
+if test "x$jc" != "xxgcj"; then
+AC_MSG_RESULT(no)
+else
+AC_MSG_RESULT(yes)
+AC_MSG_CHECKING([libgcj.jar location])
+save_cp="$CLASSPATH";
+unset CLASSPATH;
+AC_MSG_CHECKING([gcj default classpath])
+cat << \EOF > Test.java
+/* [#]line __oline__ "configure" */
+public class Test {
+}
+EOF
+lgcj=`eval "[$JAVAC -v -C Test.java 2>&1 | $FGREP \\(system\\) | $SED 's/^ *\\([^ ]*\\) .*$/\\1/;s/\\.jar\\//.jar/']"`;
+if test -f Test.class && test "x$lgcj" != "x"; then
+AC_MSG_RESULT($lgcj)
+$1="$lgcj:"
+else
+AC_MSG_RESULT(failed)
+$1=""
+fi
+if test "x$save_cp" != "x"; then CLASSPATH="$save_cp"; fi
+rm -f Test.java Test.class
+fi
+fi
+])