--- a/Core/Lua/LuaContext.h	Tue May 07 10:31:32 2013 +0200
+++ b/Core/Lua/LuaContext.h	Tue May 07 12:03:25 2013 +0200
@@ -53,15 +53,28 @@
 
     lua_State *lua_;
     boost::mutex mutex_;
+    std::string log_;
 
     static int PrintToLog(lua_State *L);
 
+    void Execute(std::string* output,
+                 const std::string& command);
+
   public:
     LuaContext();
 
     ~LuaContext();
 
-    void Execute(const std::string& command);
+    void Execute(const std::string& command)
+    {
+      Execute(NULL, command);
+    }
+
+    void Execute(std::string& output,
+                 const std::string& command)
+    {
+      Execute(&output, command);
+    }
 
     void Execute(EmbeddedResources::FileResourceId resource);