2 #ifndef BOOST_MPL_NEXT_PRIOR_HPP_INCLUDED
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3 #define BOOST_MPL_NEXT_PRIOR_HPP_INCLUDED
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5 // Copyright Aleksey Gurtovoy 2000-2004
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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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11 // See http://www.boost.org/libs/mpl for documentation.
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13 // $Id: next_prior.hpp 49267 2008-10-11 06:19:02Z agurtovoy $
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14 // $Date: 2008-10-11 02:19:02 -0400 (Sat, 11 Oct 2008) $
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15 // $Revision: 49267 $
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17 #include <boost/mpl/aux_/common_name_wknd.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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21 namespace boost { namespace mpl {
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23 BOOST_MPL_AUX_COMMON_NAME_WKND(next)
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24 BOOST_MPL_AUX_COMMON_NAME_WKND(prior)
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27 typename BOOST_MPL_AUX_NA_PARAM(T)
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31 typedef typename T::next type;
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32 BOOST_MPL_AUX_LAMBDA_SUPPORT(1,next,(T))
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36 typename BOOST_MPL_AUX_NA_PARAM(T)
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40 typedef typename T::prior type;
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41 BOOST_MPL_AUX_LAMBDA_SUPPORT(1,prior,(T))
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44 BOOST_MPL_AUX_NA_SPEC(1, next)
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45 BOOST_MPL_AUX_NA_SPEC(1, prior)
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49 #endif // BOOST_MPL_NEXT_PRIOR_HPP_INCLUDED
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