Bump version for 1.3.5 release.
[platform/upstream/libvorbis.git] / m4 / add_cflags.m4
1 dnl @synopsis AC_ADD_CFLAGS
2 dnl
3 dnl Add the given option to CFLAGS, if it doesn't break the compiler
4
5 AC_DEFUN([AC_ADD_CFLAGS],
6 [AC_MSG_CHECKING([if $CC accepts $1])
7         ac_add_cflags__old_cflags="$CFLAGS"
8         CFLAGS="$CFLAGS $1"
9         AC_TRY_LINK([#include <stdio.h>],
10                 [puts("Hello, World!"); return 0;],
11                 AC_MSG_RESULT([yes]),
12                 AC_MSG_RESULT([no])
13                 CFLAGS="$ac_add_cflags__old_cflags")
14                 ])
15 ])# AC_ADD_CFLAGS