// Copyright David Abrahams 2005.
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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#ifndef BOOST_PARAMETER_MATCH_DWA2005714_HPP
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#define BOOST_PARAMETER_MATCH_DWA2005714_HPP
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#include <boost/parameter/config.hpp>
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#if BOOST_WORKAROUND(BOOST_BORLANDC, BOOST_TESTED_AT(0x564))
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#include <boost/parameter/aux_/void.hpp>
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#include <boost/preprocessor/arithmetic/sub.hpp>
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#include <boost/preprocessor/facilities/intercept.hpp>
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#include <boost/preprocessor/repetition/enum_trailing_params.hpp>
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#include <boost/preprocessor/seq/size.hpp>
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#define BOOST_PARAMETER_MATCH_DEFAULTS(ArgTypes) \
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BOOST_PP_ENUM_TRAILING_PARAMS( \
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BOOST_PP_SUB( \
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BOOST_PARAMETER_MAX_ARITY \
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, BOOST_PP_SEQ_SIZE(ArgTypes) \
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) \
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, ::boost::parameter::void_ BOOST_PP_INTERCEPT \
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)
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/**/
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#else
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#define BOOST_PARAMETER_MATCH_DEFAULTS(ArgTypes)
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#endif
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#include <boost/parameter/aux_/preprocessor/seq_enum.hpp>
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//
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// Generates, e.g.
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//
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// typename dfs_params::match<A1,A2>::type name = dfs_params()
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//
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// with workarounds for Borland compatibility.
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//
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#define BOOST_PARAMETER_MATCH(ParameterSpec, ArgTypes, name) \
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typename ParameterSpec::match< \
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BOOST_PARAMETER_SEQ_ENUM(ArgTypes) \
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BOOST_PARAMETER_MATCH_DEFAULTS(ArgTypes) \
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>::type name = ParameterSpec()
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/**/
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#endif // include guard
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