love.thread can now share full userdata

src/modules/mouse/sdl/wrap_Mouse.cpp

@@ -1,14 +1,14 @@
 /**
 * Copyright (c) 2006-2010 LOVE Development Team
-* 
+*
 * This software is provided 'as-is', without any express or implied
 * warranty.  In no event will the authors be held liable for any damages
 * arising from the use of this software.
-* 
+*
 * Permission is granted to anyone to use this software for any purpose,
 * including commercial applications, and to alter it and redistribute it
 * freely, subject to the following restrictions:
-* 
+*
 * 1. The origin of this software must not be misrepresented; you must not
 *    claim that you wrote the original software. If you use this software
 *    in a product, an acknowledgment in the product documentation would be
@@ -94,7 +94,7 @@ namespace sdl
 		luax_pushboolean(L, instance->isGrabbed());
 		return 1;
 	}
-	
+
 	// List of functions to wrap.
 	static const luaL_Reg functions[] = {
 		{ "getX", w_getX },
@@ -113,15 +113,17 @@ namespace sdl
 	{
 		if(instance == 0)
 		{
-			try 
+			try
 			{
 				instance = new Mouse();
-			} 
+			}
 			catch(Exception & e)
 			{
 				return luaL_error(L, e.what());
 			}
 		}
+		else
+			instance->retain();
 
 		WrappedModule w;
 		w.module = instance;