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SAPI: Throw runtime error instead of if l_get_mapgen_object called in incorrect thread
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@ -493,7 +493,7 @@ int ModApiMapgen::l_get_mapgen_object(lua_State *L)
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EmergeManager *emerge = getServer(L)->getEmergeManager();
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Mapgen *mg = emerge->getCurrentMapgen();
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if (!mg)
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return 0;
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throw LuaError("Must only be called in a mapgen thread!");
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size_t maplen = mg->csize.X * mg->csize.Z;
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