detail/cpp03/mem_fun_ptr_eval.hpp

0001
0002 #if !BOOST_PHOENIX_IS_ITERATING
0003
0004 #if !defined(BOOST_PHOENIX_DONT_USE_PREPROCESSED_FILES)
0005
0006 #include <boost/phoenix/operator/detail/cpp03/preprocessed/mem_fun_ptr_eval.hpp>
0007
0008 #else
0009
0010 #if defined(__WAVE__) && defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES)
0011 #pragma wave option(preserve: 2, line: 0, output: "preprocessed/mem_fun_ptr_eval_" BOOST_PHOENIX_LIMIT_STR ".hpp")
0012 #endif
0013
0014 /*==============================================================================
0015     Copyright (c) 2005-2010 Joel de Guzman
0016     Copyright (c) 2010 Thomas Heller
0017     Copyright (c) 2016 Kohei Takahashi
0018
0019     Distributed under the Boost Software License, Version 1.0. (See accompanying
0020     file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
0021 ==============================================================================*/
0022
0023 #if defined(__WAVE__) && defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES)
0024 #pragma wave option(preserve: 1)
0025 #endif
0026
0027     #define BOOST_PHOENIX_MEMBER_EVAL(Z, N, D)                                  \
0028         BOOST_PP_COMMA_IF(BOOST_PP_NOT(BOOST_PP_EQUAL(N, 2)))                   \
0029         boost::phoenix::eval(BOOST_PP_CAT(a, N), ctx)                           \
0030     /**/
0031
0032     #define BOOST_PHOENIX_ITERATION_PARAMS                                      \
0033         (3, (2, BOOST_PHOENIX_LIMIT,                                            \
0034         <boost/phoenix/operator/detail/cpp03/mem_fun_ptr_eval.hpp>))            \
0035     /**/
0036         #include BOOST_PHOENIX_ITERATE()
0037     #undef BOOST_PHOENIX_MEMBER_EVAL
0038
0039 #if defined(__WAVE__) && defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES)
0040 #pragma wave option(output: null)
0041 #endif
0042
0043 #endif
0044
0045 #else // BOOST_PHOENIX_IS_ITERATING
0046
0047         template <typename This, BOOST_PHOENIX_typename_A, typename Context>
0048         struct result<This(BOOST_PHOENIX_A, Context)>
0049             : result<This(BOOST_PHOENIX_A_const_ref, Context)>
0050         {};
0051
0052         template <typename This, BOOST_PHOENIX_typename_A, typename Context>
0053         struct result<This(BOOST_PHOENIX_A_ref, Context)>
0054             : result_of::mem_fun_ptr_eval<Context, BOOST_PHOENIX_A>
0055         {};
0056
0057         template <BOOST_PHOENIX_typename_A, typename Context>
0058         typename result_of::mem_fun_ptr_eval<Context, BOOST_PHOENIX_A>::type
0059         operator()(
0060             BOOST_PHOENIX_A_const_ref_a
0061           , Context const & ctx
0062         ) const
0063         {
0064             return
0065                 (
0066                     get_pointer(boost::phoenix::eval(a0, ctx))
0067                     ->*boost::phoenix::eval(a1, ctx)
0068                 )(
0069                     BOOST_PP_REPEAT_FROM_TO(
0070                         2
0071                       , BOOST_PHOENIX_ITERATION
0072                       , BOOST_PHOENIX_MEMBER_EVAL
0073                       , BOOST_PHOENIX_ITERATION
0074                     )
0075                 );
0076         }
0077
0078 #endif