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55 lines
2.1 KiB
55 lines
2.1 KiB
// Copyright David Abrahams 2005. Distributed under the Boost |
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// 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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#ifndef BOOST_PARAMETER_MATCH_DWA2005714_HPP |
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# define BOOST_PARAMETER_MATCH_DWA2005714_HPP |
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# include <boost/detail/workaround.hpp> |
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# include <boost/preprocessor/seq/enum.hpp> |
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# if BOOST_WORKAROUND(__MWERKS__, <= 0x3003) |
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// Temporary version of BOOST_PP_SEQ_ENUM until Paul M. integrates the workaround. |
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# define BOOST_PARAMETER_SEQ_ENUM_I(size,seq) BOOST_PP_CAT(BOOST_PP_SEQ_ENUM_, size) seq |
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# define BOOST_PARAMETER_SEQ_ENUM(seq) BOOST_PARAMETER_SEQ_ENUM_I(BOOST_PP_SEQ_SIZE(seq), seq) |
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# else |
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# define BOOST_PARAMETER_SEQ_ENUM(seq) BOOST_PP_SEQ_ENUM(seq) |
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# endif |
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# if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564)) |
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# include <boost/parameter/config.hpp> |
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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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# 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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# else |
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# define BOOST_PARAMETER_MATCH_DEFAULTS(ArgTypes) |
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# endif |
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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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#endif // BOOST_PARAMETER_MATCH_DWA2005714_HPP
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