112 lines
4.0 KiB
Plaintext
112 lines
4.0 KiB
Plaintext
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#if !BOOST_PHOENIX_IS_ITERATING
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#include <boost/phoenix/support/iterate.hpp>
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#include <boost/preprocessor/comparison/equal.hpp>
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#if !defined(BOOST_PHOENIX_DONT_USE_PREPROCESSED_FILES)
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#include <boost/phoenix/core/detail/cpp03/preprocessed/expression.hpp>
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#else
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#if defined(__WAVE__) && defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES)
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#pragma wave option(preserve: 2, line: 0, output: "preprocessed/expression_" BOOST_PHOENIX_LIMIT_STR ".hpp")
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#endif
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/*=============================================================================
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Copyright (c) 2005-2010 Joel de Guzman
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Copyright (c) 2010 Eric Niebler
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Copyright (c) 2010 Thomas Heller
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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==============================================================================*/
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#if defined(__WAVE__) && defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES)
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#pragma wave option(preserve: 1)
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#endif
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template <
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template <typename> class Actor
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, typename Tag
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, BOOST_PHOENIX_typename_A_void(BOOST_PHOENIX_COMPOSITE_LIMIT)
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, typename Dummy = void>
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struct expr_ext;
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template <
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typename Tag
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, BOOST_PHOENIX_typename_A_void(BOOST_PHOENIX_COMPOSITE_LIMIT)
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, typename Dummy = void
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>
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struct expr : expr_ext<actor, Tag, BOOST_PHOENIX_A(BOOST_PHOENIX_COMPOSITE_LIMIT)> {};
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#define M0(Z, N, D) \
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BOOST_PP_COMMA_IF(N) \
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typename proto::detail::uncvref<typename call_traits<BOOST_PP_CAT(A, N)>::value_type>::type
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#define M1(Z, N, D) \
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BOOST_PP_COMMA_IF(N) typename call_traits<BOOST_PP_CAT(A, N)>::param_type BOOST_PP_CAT(a, N)
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#define BOOST_PHOENIX_ITERATION_PARAMS \
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(3, (1, BOOST_PHOENIX_COMPOSITE_LIMIT, \
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<boost/phoenix/core/detail/cpp03/expression.hpp>)) \
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/**/
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#include BOOST_PHOENIX_ITERATE()
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#undef M0
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#undef M1
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#if defined(__WAVE__) && defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES)
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#pragma wave option(output: null)
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#endif
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#endif // PHOENIX_DONT_USE_PREPROCESSED_FILES
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#else
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template <template <typename> class Actor, typename Tag, BOOST_PHOENIX_typename_A>
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struct expr_ext<Actor, Tag, BOOST_PHOENIX_A>
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: proto::transform<expr_ext<Actor, Tag, BOOST_PHOENIX_A>, int>
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{
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typedef
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typename proto::result_of::make_expr<
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Tag
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, phoenix_default_domain //proto::basic_default_domain
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, BOOST_PP_REPEAT(BOOST_PHOENIX_ITERATION, M0, _)
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>::type
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base_type;
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typedef Actor<base_type> type;
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typedef
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typename proto::nary_expr<Tag, BOOST_PHOENIX_A>::proto_grammar
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proto_grammar;
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static type make(BOOST_PP_REPEAT(BOOST_PHOENIX_ITERATION, M1, _))
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{ //?? actor or Actor??
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//Actor<base_type> const e =
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actor<base_type> const e =
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{
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proto::make_expr<
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Tag
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, phoenix_default_domain // proto::basic_default_domain
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>(BOOST_PHOENIX_a)
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};
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return e;
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}
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template<typename Expr, typename State, typename Data>
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struct impl
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: proto::pass_through<expr_ext>::template impl<Expr, State, Data>
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{};
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typedef Tag proto_tag;
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#define BOOST_PHOENIX_ENUM_CHILDREN(_, N, __) \
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typedef BOOST_PP_CAT(A, N) BOOST_PP_CAT(proto_child, N); \
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/**/
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BOOST_PP_REPEAT(BOOST_PHOENIX_ITERATION, BOOST_PHOENIX_ENUM_CHILDREN, _)
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#undef BOOST_PHOENIX_ENUM_CHILDREN
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};
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#endif
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