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_RAW_POLICY_HPP_INCLUDED
25 #define LUABIND_RAW_POLICY_HPP_INCLUDED
26 
27 #include <luabind/config.hpp>
28 #include <luabind/detail/policy.hpp>
29 
30 namespace luabind { namespace detail  {
31 
32     struct raw_converter
33     {
consumed_argsluabind::detail::raw_converter34         int consumed_args() const
35         {
36             return 0;
37         }
38 
applyluabind::detail::raw_converter39         lua_State* apply(lua_State* L, by_pointer<lua_State>, int)
40         {
41             return L;
42         }
43 
matchluabind::detail::raw_converter44         static int match(...)
45         {
46             return 0;
47         }
48 
converter_postcallluabind::detail::raw_converter49         void converter_postcall(lua_State*, by_pointer<lua_State>, int) {}
50     };
51 
52     template<int N>
53     struct raw_policy : conversion_policy<N, false>
54     {
precallluabind::detail::raw_policy55         static void precall(lua_State*, const index_map&) {}
postcallluabind::detail::raw_policy56         static void postcall(lua_State*, const index_map&) {}
57 
58         template<class T, class Direction>
59         struct apply
60         {
61             typedef raw_converter type;
62         };
63     };
64 
65 }} // namespace luabind::detail
66 
67 namespace luabind {
68 
69     template<int N>
70     detail::policy_cons<
71         detail::raw_policy<N>
72       , detail::null_type
73     >
raw(LUABIND_PLACEHOLDER_ARG (N))74     inline raw(LUABIND_PLACEHOLDER_ARG(N))
75     {
76         return detail::policy_cons<
77             detail::raw_policy<N>
78           , detail::null_type
79         >();
80     }
81 
82 } // namespace luabind
83 
84 #endif // LUABIND_RAW_POLICY_HPP_INCLUDED
85