From b2eae7891b8a808f7f737833fbaf84b0d467377c Mon Sep 17 00:00:00 2001
From: kosaki <kosaki@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 24 Nov 2011 23:06:26 +0000
Subject: [PATCH] * configure.in: add -fstack-protector. It help to protect us
 from   stack smashing attack.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@33836 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ChangeLog    | 5 +++++
 configure.in | 1 +
 2 files changed, 6 insertions(+)

diff --git a/ChangeLog b/ChangeLog
index 6cfa5650f4..29df28d912 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Fri Nov 25 08:05:07 2011  KOSAKI Motohiro  <kosaki.motohiro@gmail.com>
+
+	* configure.in: add -fstack-protector. It help to protect us from
+	  stack smashing attack.
+
 Fri Nov 25 08:03:28 2011  KOSAKI Motohiro  <kosaki.motohiro@gmail.com>
 
 	* configure.in: add -D_FORTIFY_SOURCE=2. It provide some compile
diff --git a/configure.in b/configure.in
index 827bece224..caef7d6684 100644
--- a/configure.in
+++ b/configure.in
@@ -497,6 +497,7 @@ if test "$GCC:${warnflags+set}:no" = yes::no; then
 fi
 if test "$GCC" = yes; then
     RUBY_TRY_CFLAGS(-D_FORTIFY_SOURCE=2, [RUBY_APPEND_OPTION(XCFLAGS, -D_FORTIFY_SOURCE=2)])
+    RUBY_TRY_CFLAGS(-fstack-protector, [RUBY_APPEND_OPTION(XCFLAGS, -fstack-protector)])
 fi
 
 if test "$GCC" = ""; then