proto/detail/make_expr_funop.hpp

0001 #if !defined(BOOST_PROTO_DONT_USE_PREPROCESSED_FILES)
0002
0003     #include <boost/proto/detail/preprocessed/make_expr_funop.hpp>
0004
0005 #elif !defined(BOOST_PP_IS_ITERATING)
0006
0007     #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES)
0008         #pragma wave option(preserve: 2, line: 0, output: "preprocessed/make_expr_funop.hpp")
0009     #endif
0010
0011     ///////////////////////////////////////////////////////////////////////////////
0012     /// \file make_expr_funop.hpp
0013     /// Contains definition of make_expr\<\>::operator() member functions.
0014     //
0015     //  Copyright 2008 Eric Niebler. Distributed under the Boost
0016     //  Software License, Version 1.0. (See accompanying file
0017     //  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
0018
0019     #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES)
0020         #pragma wave option(preserve: 1)
0021     #endif
0022
0023     #define BOOST_PP_ITERATION_PARAMS_1                                                     \
0024         (3, (2, BOOST_PROTO_MAX_ARITY, <boost/proto/detail/make_expr_funop.hpp>))
0025     #include BOOST_PP_ITERATE()
0026
0027     #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES)
0028         #pragma wave option(output: null)
0029     #endif
0030
0031 #else // BOOST_PP_IS_ITERATING
0032
0033     #define N BOOST_PP_ITERATION()
0034
0035     template<typename This BOOST_PP_ENUM_TRAILING_PARAMS(N, typename A)>
0036     struct result<This(BOOST_PP_ENUM_PARAMS(N, A))>
0037     {
0038         typedef
0039             typename result_of::make_expr<
0040                 Tag
0041               , Domain
0042                 BOOST_PP_ENUM_TRAILING_PARAMS(N, A)
0043             >::type
0044         type;
0045     };
0046
0047     /// \overload
0048     ///
0049     template<BOOST_PP_ENUM_PARAMS(N, typename A)>
0050     BOOST_FORCEINLINE
0051     typename result_of::make_expr<
0052         Tag
0053       , Domain
0054         BOOST_PP_ENUM_TRAILING_PARAMS(N, const A)
0055     >::type const
0056     operator ()(BOOST_PP_ENUM_BINARY_PARAMS(N, const A, &a)) const
0057     {
0058         return proto::detail::make_expr_<
0059             Tag
0060           , Domain
0061             BOOST_PP_ENUM_TRAILING_PARAMS(N, const A)
0062         >()(BOOST_PP_ENUM_PARAMS(N, a));
0063     }
0064
0065     #undef N
0066
0067 #endif