1 files changed, 3 insertions, 0 deletions
diff --git a/Source/cmSystemTools.h b/Source/cmSystemTools.h
index f382493..b24e681 100644
--- a/Source/cmSystemTools.h
+++ b/Source/cmSystemTools.h
@@ -285,8 +285,11 @@ public:
   ///! change directory the the directory specified
   static int ChangeDirectory(const char* dir);
     
+  static void EnableMessages() { s_DisableMessages = false; }
+  static void DisableMessages() { s_DisableMessages = true; }
 private:
   static bool s_ErrorOccured;
+  static bool s_DisableMessages;
   static ErrorCallback s_ErrorCallback;
 };