From 24853397ef4648155d886b112e00c3e2c3d1e900 Mon Sep 17 00:00:00 2001
From: Mattes D <github@xoft.cz>
Date: Sun, 12 Jun 2016 16:53:24 +0200
Subject: LuaState: Implemented proper locking for cCallback.

---
 src/Bindings/ManualBindings_World.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src/Bindings/ManualBindings_World.cpp')

diff --git a/src/Bindings/ManualBindings_World.cpp b/src/Bindings/ManualBindings_World.cpp
index 3faf038aa..3f9f5f94d 100644
--- a/src/Bindings/ManualBindings_World.cpp
+++ b/src/Bindings/ManualBindings_World.cpp
@@ -103,7 +103,9 @@ static int tolua_cWorld_ChunkStay(lua_State * tolua_S)
 		return 0;
 	}
 
-	ChunkStay->Enable(*World->GetChunkMap(), 3, 4);
+	cLuaState::cCallbackPtr onChunkAvailable, onAllChunksAvailable;
+	L.GetStackValues(3, onChunkAvailable, onAllChunksAvailable);  // Callbacks may be unassigned at all - as a request to load / generate chunks
+	ChunkStay->Enable(*World->GetChunkMap(), onChunkAvailable, onAllChunksAvailable);
 	return 0;
 }
 
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