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| 2 | #ifndef BOOST_MPL_PAIR_HPP_INCLUDED |
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| 3 | #define BOOST_MPL_PAIR_HPP_INCLUDED |
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| 4 | |
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| 5 | // Copyright Aleksey Gurtovoy 2001-2004 |
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| 6 | // |
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| 7 | // Distributed under the Boost Software License, Version 1.0. |
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| 8 | // (See accompanying file LICENSE_1_0.txt or copy at |
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| 9 | // http://www.boost.org/LICENSE_1_0.txt) |
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| 10 | // |
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| 11 | // See http://www.boost.org/libs/mpl for documentation. |
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| 12 | |
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| 13 | // $Source: /cvsroot/boost/boost/boost/mpl/pair.hpp,v $ |
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| 14 | // $Date: 2004/12/14 14:05:31 $ |
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| 15 | // $Revision: 1.5 $ |
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| 16 | |
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| 17 | #include <boost/mpl/aux_/msvc_eti_base.hpp> |
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| 18 | #include <boost/mpl/aux_/na_spec.hpp> |
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| 19 | #include <boost/mpl/aux_/lambda_support.hpp> |
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| 20 | #include <boost/mpl/aux_/config/eti.hpp> |
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| 21 | |
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| 22 | namespace boost { namespace mpl { |
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| 23 | |
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| 24 | template< |
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| 25 | typename BOOST_MPL_AUX_NA_PARAM(T1) |
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| 26 | , typename BOOST_MPL_AUX_NA_PARAM(T2) |
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| 27 | > |
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| 28 | struct pair |
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| 29 | { |
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| 30 | typedef pair type; |
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| 31 | typedef T1 first; |
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| 32 | typedef T2 second; |
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| 33 | |
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| 34 | BOOST_MPL_AUX_LAMBDA_SUPPORT(2,pair,(T1,T2)) |
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| 35 | }; |
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| 36 | |
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| 37 | template< |
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| 38 | typename BOOST_MPL_AUX_NA_PARAM(P) |
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| 39 | > |
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| 40 | struct first |
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| 41 | { |
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| 42 | #if !defined(BOOST_MPL_CFG_MSVC_70_ETI_BUG) |
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| 43 | typedef typename P::first type; |
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| 44 | #else |
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| 45 | typedef typename aux::msvc_eti_base<P>::first type; |
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| 46 | #endif |
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| 47 | BOOST_MPL_AUX_LAMBDA_SUPPORT(1,first,(P)) |
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| 48 | }; |
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| 49 | |
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| 50 | template< |
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| 51 | typename BOOST_MPL_AUX_NA_PARAM(P) |
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| 52 | > |
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| 53 | struct second |
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| 54 | { |
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| 55 | #if !defined(BOOST_MPL_CFG_MSVC_70_ETI_BUG) |
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| 56 | typedef typename P::second type; |
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| 57 | #else |
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| 58 | typedef typename aux::msvc_eti_base<P>::second type; |
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| 59 | #endif |
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| 60 | BOOST_MPL_AUX_LAMBDA_SUPPORT(1,second,(P)) |
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| 61 | }; |
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| 62 | |
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| 63 | |
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| 64 | BOOST_MPL_AUX_NA_SPEC_NO_ETI(2, pair) |
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| 65 | BOOST_MPL_AUX_NA_SPEC(1, first) |
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| 66 | BOOST_MPL_AUX_NA_SPEC(1, second) |
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| 67 | |
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| 68 | }} |
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| 69 | |
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| 70 | #endif // BOOST_MPL_PAIR_HPP_INCLUDED |
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