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-rw-r--r--third_party/heimdal/cf/c-attribute.m428
1 files changed, 28 insertions, 0 deletions
diff --git a/third_party/heimdal/cf/c-attribute.m4 b/third_party/heimdal/cf/c-attribute.m4
new file mode 100644
index 0000000..8ff6bd3
--- /dev/null
+++ b/third_party/heimdal/cf/c-attribute.m4
@@ -0,0 +1,28 @@
+dnl
+dnl $Id$
+dnl
+
+dnl
+dnl Test for __attribute__
+dnl
+
+AC_DEFUN([AC_C___ATTRIBUTE__], [
+AC_MSG_CHECKING(for __attribute__)
+AC_CACHE_VAL(ac_cv___attribute__, [
+AC_COMPILE_IFELSE([AC_LANG_SOURCE([[#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__)
+])
+