luabind/detail/call_operator_iterate.hpp

   1 // Copyright (c) 2004 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 #define N BOOST_PP_ITERATION()
  24
  25 #define LUABIND_UNWRAP_PARAMETER(z, n, _) \
  26     typename detail::unwrap_parameter_type<T, BOOST_PP_CAT(A, n)>::type \
  27         BOOST_PP_CAT(_, n)
  28
  29 template<class Self BOOST_PP_ENUM_TRAILING_PARAMS(N, class A)>
  30 struct BOOST_PP_CAT(call_operator, N)
  31     : detail::operator_<
  32           BOOST_PP_CAT(call_operator, N)<
  33               Self BOOST_PP_ENUM_TRAILING_PARAMS(N, A)
  34           >
  35       >
  36 {
  37     BOOST_PP_CAT(call_operator, N)(int) {}
  38
  39     template<class T, class Policies>
  40     struct apply
  41     {
  42         static void execute(
  43             lua_State* L
  44           , typename detail::unwrap_parameter_type<T, Self>::type self
  45             BOOST_PP_ENUM_TRAILING(N, LUABIND_UNWRAP_PARAMETER, _)
  46         )
  47         {
  48             using namespace detail;
  49             operator_result(
  50                 L
  51 #if BOOST_WORKAROUND(BOOST_MSVC, <= 1300)
  52               , self(BOOST_PP_ENUM_PARAMS(N, _))
  53 #else
  54               , (self(BOOST_PP_ENUM_PARAMS(N, _)), detail::operator_void_return())
  55 #endif
  56               , (Policies*)0
  57             );
  58         }
  59     };
  60
  61     static char const* name() { return "__call"; }
  62 };
  63
  64 #undef LUABIND_UNWRAP_PARAMETER
  65 #undef N
  66