diff options
Diffstat (limited to 'crypto/heimdal/cf/c-attribute.m4')
| -rw-r--r-- | crypto/heimdal/cf/c-attribute.m4 | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/crypto/heimdal/cf/c-attribute.m4 b/crypto/heimdal/cf/c-attribute.m4 new file mode 100644 index 0000000..87cea03 --- /dev/null +++ b/crypto/heimdal/cf/c-attribute.m4 @@ -0,0 +1,31 @@ +dnl +dnl $Id: c-attribute.m4,v 1.2 1999/03/01 09:52:23 joda Exp $ +dnl + +dnl +dnl Test for __attribute__ +dnl + +AC_DEFUN(AC_C___ATTRIBUTE__, [ +AC_MSG_CHECKING(for __attribute__) +AC_CACHE_VAL(ac_cv___attribute__, [ +AC_TRY_COMPILE([ +#include <stdlib.h> +], +[ +static void foo(void) __attribute__ ((noreturn)); + +static void +foo(void) +{ + exit(1); +} +], +ac_cv___attribute__=yes, +ac_cv___attribute__=no)]) +if test "$ac_cv___attribute__" = "yes"; then + AC_DEFINE(HAVE___ATTRIBUTE__, 1, [define if your compiler has __attribute__]) +fi +AC_MSG_RESULT($ac_cv___attribute__) +]) + |
