From eb5a7224652ebd83a190dc43e6d125808bab6d07 Mon Sep 17 00:00:00 2001
From: dtucker <dtucker>
Date: Sun, 2 Dec 2007 10:02:22 +0000
Subject: [PATCH]  - (dtucker) [configure.ac] Enable -fstack-protector-all on
 systems where    gcc supports it.  ok djm@

---
 ChangeLog    | 4 ++++
 configure.ac | 9 +++++++++
 2 files changed, 13 insertions(+)

diff --git a/ChangeLog b/ChangeLog
index 23aa2c7a..b9b6ffc6 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+20071202
+ - (dtucker) [configure.ac] Enable -fstack-protector-all on systems where
+   gcc supports it.  ok djm@
+
 20071030
  - (djm) OpenBSD CVS Sync
    - djm@cvs.openbsd.org 2007/10/29 23:49:41
diff --git a/configure.ac b/configure.ac
index f46f2c28..5772d0a1 100644
--- a/configure.ac
+++ b/configure.ac
@@ -105,6 +105,15 @@ if test "$GCC" = "yes" || test "$GCC" = "egcs"; then
 		*) ;;
 	esac
 
+	AC_MSG_CHECKING(if $GCC understands -fstack-protector-all)
+	saved_CFLAGS="$CFLAGS"
+	CFLAGS="$CFLAGS -fstack-protector-all"
+	AC_TRY_COMPILE([], [ int main(void){return 0;} ],
+	    [ AC_MSG_RESULT(yes) ],
+	    [ AC_MSG_RESULT(no)
+	      CFLAGS="$saved_CFLAGS" ]
+	)
+
 	if test -z "$have_llong_max"; then
 		# retry LLONG_MAX with -std=gnu99, needed on some Linuxes
 		unset ac_cv_have_decl_LLONG_MAX
-- 
2.45.2