Added boost header
This commit is contained in:
Christophe Riccio
195
test/external/boost/proto/detail/unpack_expr_.hpp
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195
test/external/boost/proto/detail/unpack_expr_.hpp
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#if !defined(BOOST_PROTO_DONT_USE_PREPROCESSED_FILES)
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#include <boost/proto/detail/preprocessed/unpack_expr_.hpp>
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#elif !defined(BOOST_PP_IS_ITERATING)
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/// INTERNAL ONLY
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///
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#define BOOST_PROTO_FUSION_NEXT_ITERATOR_TYPE(Z, N, DATA) \
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typedef typename fusion::result_of::next< \
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BOOST_PP_CAT(fusion_iterator, N)>::type \
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BOOST_PP_CAT(fusion_iterator, BOOST_PP_INC(N)); \
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/**/
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/// INTERNAL ONLY
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///
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#define BOOST_PROTO_FUSION_ITERATORS_TYPE(N) \
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typedef \
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typename fusion::result_of::begin<Sequence const>::type \
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fusion_iterator0; \
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BOOST_PP_REPEAT(BOOST_PP_DEC(N), BOOST_PROTO_FUSION_NEXT_ITERATOR_TYPE, fusion_iterator) \
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/**/
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/// INTERNAL ONLY
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///
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#define BOOST_PROTO_FUSION_AT_TYPE(Z, N, DATA) \
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typename add_const< \
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typename fusion::result_of::value_of< \
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BOOST_PP_CAT(fusion_iterator, N) \
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>::type \
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>::type \
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/**/
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/// INTERNAL ONLY
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///
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#define BOOST_PROTO_FUSION_NEXT_ITERATOR(Z, N, DATA) \
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BOOST_PP_CAT(fusion_iterator, BOOST_PP_INC(N)) BOOST_PP_CAT(it, BOOST_PP_INC(N)) = \
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fusion::next(BOOST_PP_CAT(it, N)); \
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/**/
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/// INTERNAL ONLY
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///
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#define BOOST_PROTO_FUSION_ITERATORS(N) \
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fusion_iterator0 it0 = fusion::begin(sequence); \
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BOOST_PP_REPEAT(BOOST_PP_DEC(N), BOOST_PROTO_FUSION_NEXT_ITERATOR, fusion_iterator) \
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/**/
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/// INTERNAL ONLY
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///
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#define BOOST_PROTO_FUSION_AT(Z, N, DATA) \
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*BOOST_PP_CAT(it, N) \
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/**/
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/// INTERNAL ONLY
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///
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#define BOOST_PROTO_FUSION_AS_CHILD_AT_TYPE(Z, N, DATA) \
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typename detail::protoify< \
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BOOST_PROTO_FUSION_AT_TYPE(Z, N, DATA) \
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, Domain \
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>::result_type \
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/**/
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/// INTERNAL ONLY
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///
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#define BOOST_PROTO_FUSION_AS_CHILD_AT(Z, N, DATA) \
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detail::protoify< \
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BOOST_PROTO_FUSION_AT_TYPE(Z, N, DATA) \
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, Domain \
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>()(BOOST_PROTO_FUSION_AT(Z, N, DATA)) \
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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/unpack_expr_.hpp")
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#endif
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///////////////////////////////////////////////////////////////////////////////
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/// \file make_expr_.hpp
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/// Contains definition of make_expr_\<\> 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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template<typename Tag, typename Domain, typename Sequence, std::size_t Size>
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struct unpack_expr_
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{};
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template<typename Domain, typename Sequence>
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struct unpack_expr_<tag::terminal, Domain, Sequence, 1u>
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{
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typedef
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typename add_const<
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typename fusion::result_of::value_of<
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typename fusion::result_of::begin<Sequence>::type
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>::type
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>::type
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terminal_type;
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typedef
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typename proto::detail::protoify<
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terminal_type
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, Domain
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>::result_type
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type;
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static type const call(Sequence const &sequence)
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{
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return proto::detail::protoify<terminal_type, Domain>()(fusion::at_c<0>(sequence));
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}
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};
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template<typename Sequence>
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struct unpack_expr_<tag::terminal, deduce_domain, Sequence, 1u>
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: unpack_expr_<tag::terminal, default_domain, Sequence, 1u>
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{};
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#define BOOST_PP_ITERATION_PARAMS_1 \
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(3, (1, BOOST_PROTO_MAX_ARITY, <boost/proto/detail/unpack_expr_.hpp>))
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#include BOOST_PP_ITERATE()
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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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#undef BOOST_PROTO_FUSION_AT
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#undef BOOST_PROTO_FUSION_AT_TYPE
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#undef BOOST_PROTO_FUSION_AS_CHILD_AT
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#undef BOOST_PROTO_FUSION_AS_CHILD_AT_TYPE
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#undef BOOST_PROTO_FUSION_NEXT_ITERATOR
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#undef BOOST_PROTO_FUSION_NEXT_ITERATOR_TYPE
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#undef BOOST_PROTO_FUSION_ITERATORS
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#undef BOOST_PROTO_FUSION_ITERATORS_TYPE
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#else // BOOST_PP_IS_ITERATING
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#define N BOOST_PP_ITERATION()
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#define M BOOST_PP_SUB(BOOST_PROTO_MAX_ARITY, N)
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template<typename Tag, typename Domain, typename Sequence>
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struct unpack_expr_<Tag, Domain, Sequence, N>
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{
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BOOST_PROTO_FUSION_ITERATORS_TYPE(N)
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typedef
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BOOST_PP_CAT(list, N)<
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BOOST_PP_ENUM(N, BOOST_PROTO_FUSION_AS_CHILD_AT_TYPE, ~)
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>
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proto_args;
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typedef typename base_expr<Domain, Tag, proto_args>::type expr_type;
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typedef typename Domain::proto_generator proto_generator;
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typedef typename proto_generator::template result<proto_generator(expr_type)>::type type;
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static type const call(Sequence const &sequence)
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{
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BOOST_PROTO_FUSION_ITERATORS(N)
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expr_type const that = {
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BOOST_PP_ENUM(N, BOOST_PROTO_FUSION_AS_CHILD_AT, ~)
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};
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return proto_generator()(that);
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}
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};
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template<typename Tag, typename Sequence>
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struct unpack_expr_<Tag, deduce_domain, Sequence, N>
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{
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BOOST_PROTO_FUSION_ITERATORS_TYPE(N)
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typedef
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unpack_expr_<
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Tag
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, typename BOOST_PP_CAT(deduce_domain, N)<
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BOOST_PP_ENUM(N, BOOST_PROTO_FUSION_AT_TYPE, ~)
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>::type
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, Sequence
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, N
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>
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other;
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typedef typename other::type type;
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static type const call(Sequence const &sequence)
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{
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return other::call(sequence);
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}
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};
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#undef N
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#undef M
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#endif
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