From 08fea611547d96136d026d12cac18bd83934924b Mon Sep 17 00:00:00 2001
From: laurentgom <laurentgom@4e206d99-4929-0410-ac5d-dfc041789085>
Date: Thu, 5 Feb 2009 16:22:33 +0000
Subject: [PATCH] Added a test to ensure the parameter of sf::Sleep is not
 negative (can have bad consequences)

git-svn-id: https://sfml.svn.sourceforge.net/svnroot/sfml/trunk@1006 4e206d99-4929-0410-ac5d-dfc041789085
---
 include/SFML/System/Sleep.hpp | 2 +-
 src/SFML/System/Sleep.cpp     | 3 ++-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/include/SFML/System/Sleep.hpp b/include/SFML/System/Sleep.hpp
index 8cc23f526..f131d934e 100644
--- a/include/SFML/System/Sleep.hpp
+++ b/include/SFML/System/Sleep.hpp
@@ -36,7 +36,7 @@ namespace sf
     ////////////////////////////////////////////////////////////
     /// Make the current thread sleep for a given time
     ///
-    /// \param Duration : Time to sleep, in seconds
+    /// \param Duration : Time to sleep, in seconds (must be >= 0)
     ///
     ////////////////////////////////////////////////////////////
     void SFML_API Sleep(float Duration);
diff --git a/src/SFML/System/Sleep.cpp b/src/SFML/System/Sleep.cpp
index 1c2205411..a984db01e 100644
--- a/src/SFML/System/Sleep.cpp
+++ b/src/SFML/System/Sleep.cpp
@@ -36,7 +36,8 @@ namespace sf
 ////////////////////////////////////////////////////////////
 void Sleep(float Duration)
 {
-    priv::Platform::Sleep(Duration);
+    if (Duration >= 0)
+        priv::Platform::Sleep(Duration);
 }
 
 } // namespace sf