diff options
| author | tilghman <tilghman@f38db490-d61c-443f-a65b-d21fe96a405b> | 2010-07-15 18:44:20 +0000 |
|---|---|---|
| committer | tilghman <tilghman@f38db490-d61c-443f-a65b-d21fe96a405b> | 2010-07-15 18:44:20 +0000 |
| commit | 56f4cd372557815f7af0c7e0d9beb646547f1542 (patch) | |
| tree | 48fba4a717ce778ac4c7602ce316d3752a48a12a /autoconf | |
| parent | 3811ab62e0b31aca8e6736555839b050f4794b11 (diff) | |
Fix linking asterisk on CentOS 5, which is using gcc 4.1.1. Gcc 4.1.2 has the real fix.
Review: https://reviewboard.asterisk.org/r/790/
git-svn-id: http://svn.digium.com/svn/asterisk/trunk@276731 f38db490-d61c-443f-a65b-d21fe96a405b
Diffstat (limited to 'autoconf')
| -rw-r--r-- | autoconf/ast_gcc_attribute.m4 | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/autoconf/ast_gcc_attribute.m4 b/autoconf/ast_gcc_attribute.m4 index d3f05be5b..f291dbbd6 100644 --- a/autoconf/ast_gcc_attribute.m4 +++ b/autoconf/ast_gcc_attribute.m4 @@ -1,11 +1,12 @@ # Helper function to check for gcc attributes. -# AST_GCC_ATTRIBUTE([attribute name], [attribute syntax], [attribute scope]) +# AST_GCC_ATTRIBUTE([attribute name], [attribute syntax], [attribute scope], [makeopts flag]) AC_DEFUN([AST_GCC_ATTRIBUTE], [ AC_MSG_CHECKING(for compiler 'attribute $1' support) saved_CFLAGS="$CFLAGS" CFLAGS="$CFLAGS -Wall -Wno-unused -Werror" +m4_ifval([$4],$4=0) if test "x$2" = "x" then @@ -13,6 +14,7 @@ AC_COMPILE_IFELSE( AC_LANG_PROGRAM([$3 void __attribute__(($1)) *test(void *muffin, ...) {return (void *) 0;}], []), AC_MSG_RESULT(yes) + m4_ifval([$4],$4=1) AC_DEFINE_UNQUOTED([HAVE_ATTRIBUTE_$1], 1, [Define to 1 if your GCC C compiler supports the '$1' attribute.]), AC_MSG_RESULT(no) ) @@ -21,11 +23,13 @@ AC_COMPILE_IFELSE( AC_LANG_PROGRAM([$3 void __attribute__(($2)) *test(void *muffin, ...) {return (void *) 0;}], []), AC_MSG_RESULT(yes) + m4_ifval([$4],$4=1) AC_DEFINE_UNQUOTED([HAVE_ATTRIBUTE_$1], 1, [Define to 1 if your GCC C compiler supports the '$1' attribute.]), AC_MSG_RESULT(no) ) fi +m4_ifval([$4],AC_SUBST($4)) CFLAGS="$saved_CFLAGS" ] ) |