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view src/libsamplerate-0.1.8/M4/add_cflags.m4 @ 116:e448888319fc

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PortAudio on OS/X
author Chris Cannam <cannam@all-day-breakfast.com>
date Thu, 09 Jan 2014 21:33:28 +0000
parents 545efbb81310
children
line wrap: on
line source
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