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