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59 lines
2.2 KiB
59 lines
2.2 KiB
3 years ago
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#if !defined(BOOST_PROTO_DONT_USE_PREPROCESSED_FILES)
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#include <boost/proto/detail/preprocessed/vararg_matches_impl.hpp>
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#elif !defined(BOOST_PP_IS_ITERATING)
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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/vararg_matches_impl.hpp")
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#endif
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///////////////////////////////////////////////////////////////////////////////
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/// \file vararg_matches_impl.hpp
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/// Specializations of the vararg_matches_impl 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, (2, BOOST_PROTO_MAX_ARITY, <boost/proto/detail/vararg_matches_impl.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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#else // BOOST_PP_IS_ITERATING
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#define N BOOST_PP_ITERATION()
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template<typename Args, typename Back, long To>
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struct vararg_matches_impl<Args, Back, N, To>
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: and_2<
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matches_<
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typename detail::expr_traits<typename Args::BOOST_PP_CAT(child, BOOST_PP_DEC(N))>::value_type::proto_derived_expr
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, typename detail::expr_traits<typename Args::BOOST_PP_CAT(child, BOOST_PP_DEC(N))>::value_type::proto_grammar
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, Back
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>::value
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, vararg_matches_impl<Args, Back, N + 1, To>
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>
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{};
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template<typename Args, typename Back>
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struct vararg_matches_impl<Args, Back, N, N>
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: matches_<
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typename detail::expr_traits<typename Args::BOOST_PP_CAT(child, BOOST_PP_DEC(N))>::value_type::proto_derived_expr
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, typename detail::expr_traits<typename Args::BOOST_PP_CAT(child, BOOST_PP_DEC(N))>::value_type::proto_grammar
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, Back
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>
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{};
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#undef N
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#endif
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