1 // Copyright (c) 2003 Daniel Wallin and Arvid Norberg 2 3 // Permission is hereby granted, free of charge, to any person obtaining a 4 // copy of this software and associated documentation files (the "Software"), 5 // to deal in the Software without restriction, including without limitation 6 // the rights to use, copy, modify, merge, publish, distribute, sublicense, 7 // and/or sell copies of the Software, and to permit persons to whom the 8 // Software is furnished to do so, subject to the following conditions: 9 10 // The above copyright notice and this permission notice shall be included 11 // in all copies or substantial portions of the Software. 12 13 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF 14 // ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED 15 // TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A 16 // PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT 17 // SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR 18 // ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 19 // ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE 21 // OR OTHER DEALINGS IN THE SOFTWARE. 22 23 24 #ifndef LUABIND_GARBAGE_COLLECTOR_HPP_INCLUDED 25 #define LUABIND_GARBAGE_COLLECTOR_HPP_INCLUDED 26 27 #include <luabind/config.hpp> 28 29 namespace luabind { namespace detail 30 { 31 // function that is used as __gc metafunction on several objects 32 template<class T> garbage_collector(lua_State * L)33 inline int garbage_collector(lua_State* L) 34 { 35 T* obj = static_cast<T*>(lua_touserdata(L, -1)); 36 obj->~T(); 37 return 0; 38 } 39 40 template<class T> 41 struct garbage_collector_s 42 { applyluabind::detail::garbage_collector_s43 static int apply(lua_State* L) 44 { 45 T* obj = static_cast<T*>(lua_touserdata(L, -1)); 46 obj->~T(); 47 return 0; 48 } 49 }; 50 51 }} 52 53 #endif // LUABIND_GARBAGE_COLLECTOR_HPP_INCLUDED 54