[audio-libsamplerate.git] / libsamplerate / M4 / add_cflags.m4

dnl @synopsis AC_ADD_CFLAGS
dnl
dnl Add the given option to CFLAGS, if it doesn't break the compiler

AC_DEFUN([AC_ADD_CFLAGS],
[AC_MSG_CHECKING([if $CC accepts $1])
	ac_add_cflags__old_cflags="$CFLAGS"
	CFLAGS="$CFLAGS $1"
	AC_TRY_LINK([
			#include <stdio.h>
			],
		[puts("Hello, World!"); return 0;],
		AC_MSG_RESULT([yes]),
		AC_MSG_RESULT([no])
		CFLAGS="$ac_add_cflags__old_cflags"
		)
])# AC_ADD_CFLAGS
Commit	Line	Data
8529da43 MG	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 $1"
	9	AC_TRY_LINK([
	10	#include <stdio.h>
	11	],
	12	[puts("Hello, World!"); return 0;],
	13	AC_MSG_RESULT([yes]),
	14	AC_MSG_RESULT([no])
	15	CFLAGS="$ac_add_cflags__old_cflags"
	16	)
	17	])# AC_ADD_CFLAGS