From b4d964c63bfb6e149611cc080ce714f112cb6175 Mon Sep 17 00:00:00 2001
From: Vincent Richard <vincent@vincent-richard.net>
Date: Mon, 14 Sep 2009 15:07:06 +0000
Subject: [PATCH] Added workaround for Decider() for legacy versions of SCons.

---
 SConstruct | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/SConstruct b/SConstruct
index 2e86832c..89b58f69 100644
--- a/SConstruct
+++ b/SConstruct
@@ -439,7 +439,11 @@ EnsureSConsVersion(0, 94)
 
 SetOption('implicit_cache', 1)
 
-Decider('MD5-timestamp')
+try:
+	Decider('MD5-timestamp')
+except:
+	SourceSignatures('MD5')
+	TargetSignatures('build')
 
 
 #############