Chris@16: 
Chris@16: #ifndef BOOST_MPL_SAME_AS_HPP_INCLUDED
Chris@16: #define BOOST_MPL_SAME_AS_HPP_INCLUDED
Chris@16: 
Chris@16: // Copyright Aleksey Gurtovoy 2000-2004
Chris@16: //
Chris@16: // Distributed under the Boost Software License, Version 1.0. 
Chris@16: // (See accompanying file LICENSE_1_0.txt or copy at 
Chris@16: // http://www.boost.org/LICENSE_1_0.txt)
Chris@16: //
Chris@16: // See http://www.boost.org/libs/mpl for documentation.
Chris@16: 
Chris@101: // $Id$
Chris@101: // $Date$
Chris@101: // $Revision$
Chris@16: 
Chris@16: #include <boost/mpl/not.hpp>
Chris@16: #include <boost/mpl/aux_/lambda_spec.hpp>
Chris@16: #include <boost/mpl/aux_/config/forwarding.hpp>
Chris@16: 
Chris@16: #include <boost/type_traits/is_same.hpp>
Chris@16: 
Chris@16: namespace boost { namespace mpl {
Chris@16: 
Chris@16: template< typename T1 >
Chris@16: struct same_as
Chris@16: {
Chris@16:     template< typename T2 > struct apply
Chris@16: #if !defined(BOOST_MPL_CFG_NO_NESTED_FORWARDING)
Chris@16:         : is_same<T1,T2>
Chris@16:     {
Chris@16: #else
Chris@16:     {
Chris@16:         typedef typename is_same<T1,T2>::type type;
Chris@16: #endif
Chris@16:     };
Chris@16: };
Chris@16: 
Chris@16: template< typename T1 >
Chris@16: struct not_same_as
Chris@16: {
Chris@16:     template< typename T2 > struct apply
Chris@16: #if !defined(BOOST_MPL_CFG_NO_NESTED_FORWARDING)
Chris@16:         : not_< is_same<T1,T2> >
Chris@16:     {
Chris@16: #else
Chris@16:     {
Chris@16:         typedef typename not_< is_same<T1,T2> >::type type;
Chris@16: #endif
Chris@16:     };
Chris@16: };
Chris@16: 
Chris@16: }}
Chris@16: 
Chris@16: #endif // BOOST_MPL_SAME_AS_HPP_INCLUDED