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-rw-r--r--src/configure.ac16
1 files changed, 16 insertions, 0 deletions
diff --git a/src/configure.ac b/src/configure.ac
index 4ed5570516a..eb380d8bf20 100644
--- a/src/configure.ac
+++ b/src/configure.ac
@@ -11,6 +11,8 @@ AM_PROG_AS
AM_PROG_LIBTOOL
AC_PROG_YACC
+AM_CONDITIONAL([CROSSCOMPILE], [test "$cross_compiling" == "yes"])
+
###############################################################################
# Macros
###############################################################################
@@ -172,6 +174,20 @@ AM_COND_IF([ENABLE_G2],
PKG_CHECK_MODULES(g2, gtk+-2.0)
])
+# If cross-compiling, we need external vppapigen and we cannot continue without it
+# For native builds, we just set dependency on vpppaigen binary in top_builddir
+AM_COND_IF([CROSSCOMPILE],
+[
+ AC_PATH_PROG([VPPAPIGEN], [vppapigen], [no])
+ if test "$VPPAPIGEN" = "no"; then
+ AC_MSG_ERROR([Externaly built vppapigen is needed when cross-compiling...])
+ fi
+],[
+ VPPAPIGEN=\$\(top_builddir\)/vppapigen
+])
+AC_SUBST([VPPAPIGEN])
+
+
###############################################################################
# JAVA
###############################################################################