Chris@40: dnl @synopsis MN_ADD_CFLAGS
Chris@40: dnl
Chris@40: dnl Add the given option to CFLAGS, if it doesn't break the compiler
Chris@40: 
Chris@40: AC_DEFUN([MN_ADD_CFLAGS],
Chris@40: [AC_MSG_CHECKING([if $CC accepts $1])
Chris@40: 	ac_add_cflags__old_cflags="$CFLAGS"
Chris@40: 	CFLAGS="$1"
Chris@40: 	AC_TRY_LINK([
Chris@40: 			#include <stdio.h>
Chris@40: 			],
Chris@40: 		[puts("Hello, World!"); return 0;],
Chris@40: 		AC_MSG_RESULT([yes])
Chris@40: 			CFLAGS="$ac_add_cflags__old_cflags $1",
Chris@40: 		AC_MSG_RESULT([no])
Chris@40: 			CFLAGS="$ac_add_cflags__old_cflags"
Chris@40: 		)
Chris@40: ])# MN_ADD_CFLAGS