detail/cpp03/new_eval.hpp

0001
0002 #if !defined(BOOST_PHOENIX_DONT_USE_PREPROCESSED_FILES)
0003 #ifndef BOOST_PHOENIX_OBJECT_DETAIL_NEW_EVAL_HPP
0004 #define BOOST_PHOENIX_OBJECT_DETAIL_NEW_EVAL_HPP
0005
0006 #include <boost/phoenix/object/detail/cpp03/preprocessed/new_eval.hpp>
0007
0008 #endif
0009 #else
0010
0011 #if !BOOST_PHOENIX_IS_ITERATING
0012
0013 #ifndef BOOST_PHOENIX_OBJECT_DETAIL_NEW_EVAL_HPP
0014 #define BOOST_PHOENIX_OBJECT_DETAIL_NEW_EVAL_HPP
0015
0016 #include <boost/preprocessor/repetition/enum_shifted_binary_params.hpp>
0017
0018 #if defined(__WAVE__) && defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES)
0019 #pragma wave option(preserve: 2, line: 0, output: "preprocessed/new_eval_" BOOST_PHOENIX_LIMIT_STR ".hpp")
0020 #endif
0021
0022 /*==============================================================================
0023     Copyright (c) 2005-2010 Joel de Guzman
0024     Copyright (c) 2010 Thomas Heller
0025
0026     Distributed under the Boost Software License, Version 1.0. (See accompanying
0027     file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
0028 ==============================================================================*/
0029
0030 #if defined(__WAVE__) && defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES)
0031 #pragma wave option(preserve: 1)
0032 #endif
0033
0034 #define BOOST_PHOENIX_ITERATION_PARAMS                                          \
0035     (3, (2, BOOST_PHOENIX_COMPOSITE_LIMIT,                                      \
0036     <boost/phoenix/object/detail/cpp03/new_eval.hpp>))
0037 #include BOOST_PHOENIX_ITERATE()
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
0046
0047         template <typename This, BOOST_PHOENIX_typename_A, typename Context>
0048         struct result<This(BOOST_PHOENIX_A, Context)>
0049         {
0050             typedef
0051                 typename proto::detail::uncvref<
0052                     typename proto::result_of::value<A0>::type
0053                 >::type
0054             target_type;
0055             typedef typename target_type::type  construct_type;
0056             typedef typename target_type::type * type;
0057         };
0058
0059         template <BOOST_PHOENIX_typename_A, typename Context>
0060         typename result<new_eval(BOOST_PHOENIX_A_const_ref, Context &)>::type
0061         operator()(
0062             A0 const&
0063           , BOOST_PP_ENUM_SHIFTED_BINARY_PARAMS(
0064                 BOOST_PHOENIX_ITERATION
0065               , A
0066               , const& a
0067             )
0068           , Context const & ctx
0069         ) const
0070         {
0071 #define EVAL_a(_,n,__) \
0072             BOOST_PP_COMMA_IF(BOOST_PP_DEC(n)) boost::phoenix::eval(a ## n, ctx)
0073             return
0074                 new typename result<
0075                     new_eval(BOOST_PHOENIX_A_const_ref, Context &)
0076                     >::construct_type(
0077                         BOOST_PP_REPEAT_FROM_TO(
0078                             1
0079                           , BOOST_PHOENIX_ITERATION
0080                           , EVAL_a
0081                           , _
0082                         )
0083                 );
0084 #undef EVAL_a
0085         }
0086
0087 #endif
0088
0089 #endif // BOOST_PHOENIX_DONT_USE_PREPROCESSED_FILES