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71 lines
1.5 KiB
71 lines
1.5 KiB
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#ifndef BOOST_MPL_PAIR_HPP_INCLUDED
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#define BOOST_MPL_PAIR_HPP_INCLUDED
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// Copyright Aleksey Gurtovoy 2001-2004
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//
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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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//
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// See http://www.boost.org/libs/mpl for documentation.
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// $Id$
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// $Date$
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// $Revision$
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#include <boost/mpl/aux_/msvc_eti_base.hpp>
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#include <boost/mpl/aux_/na_spec.hpp>
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#include <boost/mpl/aux_/lambda_support.hpp>
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#include <boost/mpl/aux_/config/eti.hpp>
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namespace boost { namespace mpl {
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template<
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typename BOOST_MPL_AUX_NA_PARAM(T1)
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, typename BOOST_MPL_AUX_NA_PARAM(T2)
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>
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struct pair
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{
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typedef pair type;
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typedef T1 first;
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typedef T2 second;
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BOOST_MPL_AUX_LAMBDA_SUPPORT(2,pair,(T1,T2))
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};
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template<
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typename BOOST_MPL_AUX_NA_PARAM(P)
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>
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struct first
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{
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#if !defined(BOOST_MPL_CFG_MSVC_70_ETI_BUG)
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typedef typename P::first type;
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#else
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typedef typename aux::msvc_eti_base<P>::first type;
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#endif
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BOOST_MPL_AUX_LAMBDA_SUPPORT(1,first,(P))
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};
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template<
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typename BOOST_MPL_AUX_NA_PARAM(P)
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>
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struct second
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{
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#if !defined(BOOST_MPL_CFG_MSVC_70_ETI_BUG)
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typedef typename P::second type;
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#else
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typedef typename aux::msvc_eti_base<P>::second type;
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#endif
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BOOST_MPL_AUX_LAMBDA_SUPPORT(1,second,(P))
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};
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BOOST_MPL_AUX_NA_SPEC_NO_ETI(2, pair)
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BOOST_MPL_AUX_NA_SPEC(1, first)
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BOOST_MPL_AUX_NA_SPEC(1, second)
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}}
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#endif // BOOST_MPL_PAIR_HPP_INCLUDED
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