diff options
Diffstat (limited to '3rdParty/Boost/src/boost/proto/transform/detail/default_function_impl.hpp')
-rw-r--r-- | 3rdParty/Boost/src/boost/proto/transform/detail/default_function_impl.hpp | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/proto/transform/detail/default_function_impl.hpp b/3rdParty/Boost/src/boost/proto/transform/detail/default_function_impl.hpp new file mode 100644 index 0000000..a8f421c --- /dev/null +++ b/3rdParty/Boost/src/boost/proto/transform/detail/default_function_impl.hpp @@ -0,0 +1,97 @@ +#if !defined(BOOST_PROTO_DONT_USE_PREPROCESSED_FILES) + + #include <boost/proto/transform/detail/preprocessed/default_function_impl.hpp> + +#elif !defined(BOOST_PP_IS_ITERATING) + + #define BOOST_PROTO_DEF_FUN_INVOKE_ARG(Z, M, DATA) \ + BOOST_PROTO_DEFAULT_EVAL(Z, BOOST_PP_ADD(M, 2), DATA) + + #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES) + #pragma wave option(preserve: 2, line: 0, output: "preprocessed/default_function_impl.hpp") + #endif + + /////////////////////////////////////////////////////////////////////////////// + /// \file default_function_impl.hpp + /// Contains definition of the default_function_impl, the implementation of the + /// _default transform for function-like nodes. + // + // Copyright 2008 Eric Niebler. Distributed under the Boost + // Software License, Version 1.0. (See accompanying file + // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) + + #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES) + #pragma wave option(preserve: 1) + #endif + + #define BOOST_PP_ITERATION_PARAMS_1 \ + (3, (3, BOOST_PROTO_MAX_ARITY, <boost/proto/transform/detail/default_function_impl.hpp>)) + #include BOOST_PP_ITERATE() + + #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES) + #pragma wave option(output: null) + #endif + + #undef BOOST_PROTO_DEF_FUN_INVOKE_ARG + +#else + + #define N BOOST_PP_ITERATION() + + template<typename Grammar, typename Expr, typename State, typename Data> + struct default_function_impl<Grammar, Expr, State, Data, N> + : transform_impl<Expr, State, Data> + { + BOOST_PP_REPEAT(N, BOOST_PROTO_DEFAULT_EVAL_TYPE, Expr) + + typedef + typename proto::detail::result_of_fixup<r0>::type + function_type; + + typedef + typename BOOST_PROTO_RESULT_OF< + function_type(BOOST_PP_ENUM_SHIFTED_PARAMS(N, r)) + >::type + result_type; + + result_type operator ()( + typename default_function_impl::expr_param e + , typename default_function_impl::state_param s + , typename default_function_impl::data_param d + ) const + { + return this->invoke(e, s, d, is_member_function_pointer<function_type>()); + } + + private: + result_type invoke( + typename default_function_impl::expr_param e + , typename default_function_impl::state_param s + , typename default_function_impl::data_param d + , mpl::false_ + ) const + { + return BOOST_PROTO_DEFAULT_EVAL(~, 0, e)( + BOOST_PP_ENUM_SHIFTED(N, BOOST_PROTO_DEFAULT_EVAL, e) + ); + } + + result_type invoke( + typename default_function_impl::expr_param e + , typename default_function_impl::state_param s + , typename default_function_impl::data_param d + , mpl::true_ + ) const + { + BOOST_PROTO_USE_GET_POINTER(); + typedef typename detail::class_member_traits<function_type>::class_type class_type; + return ( + BOOST_PROTO_GET_POINTER(class_type, (BOOST_PROTO_DEFAULT_EVAL(~, 1, e))) ->* + BOOST_PROTO_DEFAULT_EVAL(~, 0, e) + )(BOOST_PP_ENUM(BOOST_PP_SUB(N, 2), BOOST_PROTO_DEF_FUN_INVOKE_ARG, e)); + } + }; + + #undef N + +#endif |