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86 lines
3.2 KiB
86 lines
3.2 KiB
#if !defined(BOOST_PROTO_DONT_USE_PREPROCESSED_FILES) |
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#include <boost/proto/detail/preprocessed/funop.hpp> |
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#elif !defined(BOOST_PP_IS_ITERATING) |
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#define BOOST_PROTO_AS_CHILD_TYPE(Z, N, DATA) \ |
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typename proto::result_of::as_child<BOOST_PP_CAT(A, N), Domain>::type \ |
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/**/ |
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#define BOOST_PROTO_AS_CHILD(Z, N, DATA) \ |
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proto::as_child<Domain>(BOOST_PP_CAT(a, N)) \ |
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/**/ |
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#if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES) |
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#pragma wave option(preserve: 2, line: 0, output: "preprocessed/funop.hpp") |
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#endif |
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/////////////////////////////////////////////////////////////////////////////// |
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// funop.hpp |
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// Contains definition of funop[n]\<\> class template. |
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// |
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// Copyright 2008 Eric Niebler. Distributed under the Boost |
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// Software License, Version 1.0. (See accompanying file |
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// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) |
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#if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES) |
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#pragma wave option(preserve: 1) |
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#endif |
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#define BOOST_PP_ITERATION_PARAMS_1 \ |
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(3, (0, BOOST_PP_DEC(BOOST_PROTO_MAX_FUNCTION_CALL_ARITY), <boost/proto/detail/funop.hpp>)) |
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#include BOOST_PP_ITERATE() |
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#undef BOOST_PROTO_AS_CHILD |
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#undef BOOST_PROTO_AS_CHILD_TYPE |
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#if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES) |
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#pragma wave option(output: null) |
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#endif |
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#else |
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/// \brief A helper metafunction for computing the |
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/// return type of \c proto::expr\<\>::operator(). |
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template<typename Expr, typename Domain BOOST_PP_ENUM_TRAILING_PARAMS(BOOST_PP_ITERATION(), typename A)> |
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struct BOOST_PP_CAT(funop, BOOST_PP_ITERATION()) |
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{ |
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typedef typename proto::base_expr< |
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Domain |
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, tag::function |
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, BOOST_PP_CAT(list, BOOST_PP_INC(BOOST_PP_ITERATION()))< |
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Expr & |
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BOOST_PP_ENUM_TRAILING(BOOST_PP_ITERATION(), BOOST_PROTO_AS_CHILD_TYPE, ~) |
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> |
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>::type type; |
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static type const call( |
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Expr &e |
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BOOST_PP_ENUM_TRAILING_BINARY_PARAMS(BOOST_PP_ITERATION(), A, &a) |
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) |
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{ |
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type that = { |
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e |
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BOOST_PP_ENUM_TRAILING(BOOST_PP_ITERATION(), BOOST_PROTO_AS_CHILD, ~) |
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}; |
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return that; |
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} |
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}; |
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/// \brief A helper metafunction for computing the |
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/// return type of \c proto::expr\<\>::operator(). |
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template<typename Expr BOOST_PP_ENUM_TRAILING_PARAMS(BOOST_PP_ITERATION(), typename A), typename This, typename Domain> |
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struct funop<Expr(BOOST_PP_ENUM_PARAMS(BOOST_PP_ITERATION(), A)), This, Domain> |
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: BOOST_PP_CAT(funop, BOOST_PP_ITERATION())< |
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typename detail::same_cv<Expr, This>::type |
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, Domain |
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BOOST_PP_ENUM_TRAILING_BINARY_PARAMS( |
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BOOST_PP_ITERATION() |
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, typename remove_reference<A |
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, >::type BOOST_PP_INTERCEPT |
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) |
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> |
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{}; |
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#endif // BOOST_PROTO_DONT_USE_PREPROCESSED_FILES
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