williamr@2: 
williamr@4: #ifndef BOOST_MPL_NEXT_PRIOR_HPP_INCLUDED
williamr@4: #define BOOST_MPL_NEXT_PRIOR_HPP_INCLUDED
williamr@2: 
williamr@4: // Copyright Aleksey Gurtovoy 2000-2004
williamr@4: //
williamr@4: // Distributed under the Boost Software License, Version 1.0. 
williamr@4: // (See accompanying file LICENSE_1_0.txt or copy at 
williamr@4: // http://www.boost.org/LICENSE_1_0.txt)
williamr@4: //
williamr@4: // See http://www.boost.org/libs/mpl for documentation.
williamr@2: 
williamr@4: // $Source: /cvsroot/boost/boost/boost/mpl/next_prior.hpp,v $
williamr@4: // $Date: 2004/09/17 06:09:38 $
williamr@4: // $Revision: 1.3 $
williamr@2: 
williamr@4: #include <boost/mpl/aux_/common_name_wknd.hpp>
williamr@4: #include <boost/mpl/aux_/na_spec.hpp>
williamr@4: #include <boost/mpl/aux_/lambda_support.hpp>
williamr@2: 
williamr@4: namespace boost { namespace mpl {
williamr@2: 
williamr@4: BOOST_MPL_AUX_COMMON_NAME_WKND(next)
williamr@4: BOOST_MPL_AUX_COMMON_NAME_WKND(prior)
williamr@2: 
williamr@4: template<
williamr@4:       typename BOOST_MPL_AUX_NA_PARAM(T)
williamr@4:     >
williamr@4: struct next
williamr@4: {
williamr@4:     typedef typename T::next type;
williamr@4:     BOOST_MPL_AUX_LAMBDA_SUPPORT(1,next,(T))
williamr@4: };
williamr@2: 
williamr@4: template<
williamr@4:       typename BOOST_MPL_AUX_NA_PARAM(T)
williamr@4:     >
williamr@4: struct prior
williamr@4: {
williamr@4:     typedef typename T::prior type;
williamr@4:     BOOST_MPL_AUX_LAMBDA_SUPPORT(1,prior,(T))
williamr@4: };
williamr@2: 
williamr@4: BOOST_MPL_AUX_NA_SPEC(1, next)
williamr@4: BOOST_MPL_AUX_NA_SPEC(1, prior)
williamr@2: 
williamr@4: }}
williamr@2: 
williamr@4: #endif // BOOST_MPL_NEXT_PRIOR_HPP_INCLUDED