From 4ee2559eaaf2a94ac26c265517e9604a72729360 Mon Sep 17 00:00:00 2001 From: Stefano Karapetsas Date: Sun, 11 Dec 2011 13:11:15 +0100 Subject: moved from Mate-Extra --- m4/as-compiler-flag.m4 | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 m4/as-compiler-flag.m4 (limited to 'm4/as-compiler-flag.m4') diff --git a/m4/as-compiler-flag.m4 b/m4/as-compiler-flag.m4 new file mode 100644 index 0000000..c828bf4 --- /dev/null +++ b/m4/as-compiler-flag.m4 @@ -0,0 +1,33 @@ +dnl as-compiler-flag.m4 0.1.0 + +dnl autostars m4 macro for detection of compiler flags + +dnl David Schleef + +dnl $Id: as-compiler-flag.m4,v 1.1 2004/06/01 10:08:56 thomasvs Exp $ + +dnl AS_COMPILER_FLAG(CFLAGS, ACTION-IF-ACCEPTED, [ACTION-IF-NOT-ACCEPTED]) +dnl Tries to compile with the given CFLAGS. +dnl Runs ACTION-IF-ACCEPTED if the compiler can compile with the flags, +dnl and ACTION-IF-NOT-ACCEPTED otherwise. + +AC_DEFUN([AS_COMPILER_FLAG], +[ + AC_MSG_CHECKING([to see if compiler understands $1]) + + save_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS $1" + + AC_TRY_COMPILE([ ], [], [flag_ok=yes], [flag_ok=no]) + CFLAGS="$save_CFLAGS" + + if test "X$flag_ok" = Xyes ; then + $2 + true + else + $3 + true + fi + AC_MSG_RESULT([$flag_ok]) +]) + -- cgit v1.2.1