Ensure that shared objects have no unresolved symbols.

[vlc] / m4 / flags.m4

diff --git a/m4/flags.m4 b/m4/flags.m4
index 683c7f8ea47b264e9e4d30103d277aaa1ab16142..84222ad432b395c5bb78ef8ec3661d27920611e3 100644 (file)
--- a/m4/flags.m4
+++ b/m4/flags.m4
@@ -23,6 +23,7 @@ AC_DEFUN([RDC_PROG_CC_FLAGS_IFELSE],
 
   ac_res=`eval echo '${'$as_ac_var'}'`
   AS_IF([test "${ac_res}" != "no"], [
+    CFLAGS="${CFLAGS} $1"
     CXXFLAGS="${CXXFLAGS} $1"
     OBJCFLAGS="${OBJCFLAGS} $1"
     $2
@@ -40,11 +41,11 @@ AC_DEFUN([RDC_PROG_CC_WFLAGS],
 
 AC_DEFUN([RDC_PROG_LINK_FLAGS_IFELSE],
 [AC_LANG_ASSERT(C)
-  CFLAGS_save="${CFLAGS}"
-  as_ac_var=`echo "ac_cv_prog_cc_flags_$1" | $as_tr_sh`
-  AC_CACHE_CHECK([if $CC accepts $1], [$as_ac_var], [
-    CFLAGS="${CFLAGS_save} $1"
-    AC_COMPILE_IFELSE([AC_LANG_PROGRAM()], [
+  LDFLAGS_save="${LDFLAGS}"
+  as_ac_var=`echo "ac_cv_prog_link_flags_$1" | $as_tr_sh`
+  AC_CACHE_CHECK([if $LINK accepts $1], [$as_ac_var], [
+    LDFLAGS="${LDFLAGS_save} $1"
+    AC_LINK_IFELSE([AC_LANG_PROGRAM()], [
       eval "$as_ac_var=yes"
     ],[
       eval "$as_ac_var=no"
@@ -53,10 +54,10 @@ AC_DEFUN([RDC_PROG_LINK_FLAGS_IFELSE],
 
   ac_res=`eval echo '${'$as_ac_var'}'`
   AS_IF([test "${ac_res}" != "no"], [
-    true
+    LDFLAGS="${LDFLAGS} $1"
     $2
   ], [
-    LDFLAGS="${CFLAGS_save}"
+    LDFLAGS="${LDFLAGS_save}"
     $3
   ])
 ])