#ifndef BOOST_MPL_SAME_AS_HPP_INCLUDED | |
#define BOOST_MPL_SAME_AS_HPP_INCLUDED | |
// Copyright Aleksey Gurtovoy 2000-2004 | |
// | |
// Distributed under the Boost Software License, Version 1.0. | |
// (See accompanying file LICENSE_1_0.txt or copy at | |
// http://www.boost.org/LICENSE_1_0.txt) | |
// | |
// See http://www.boost.org/libs/mpl for documentation. | |
// $Id: same_as.hpp 49267 2008-10-11 06:19:02Z agurtovoy $ | |
// $Date: 2008-10-11 02:19:02 -0400 (Sat, 11 Oct 2008) $ | |
// $Revision: 49267 $ | |
#include <boost/mpl/not.hpp> | |
#include <boost/mpl/aux_/lambda_spec.hpp> | |
#include <boost/mpl/aux_/config/forwarding.hpp> | |
#include <boost/type_traits/is_same.hpp> | |
namespace boost { namespace mpl { | |
template< typename T1 > | |
struct same_as | |
{ | |
template< typename T2 > struct apply | |
#if !defined(BOOST_MPL_CFG_NO_NESTED_FORWARDING) | |
: is_same<T1,T2> | |
{ | |
#else | |
{ | |
typedef typename is_same<T1,T2>::type type; | |
#endif | |
}; | |
}; | |
template< typename T1 > | |
struct not_same_as | |
{ | |
template< typename T2 > struct apply | |
#if !defined(BOOST_MPL_CFG_NO_NESTED_FORWARDING) | |
: not_< is_same<T1,T2> > | |
{ | |
#else | |
{ | |
typedef typename not_< is_same<T1,T2> >::type type; | |
#endif | |
}; | |
}; | |
}} | |
#endif // BOOST_MPL_SAME_AS_HPP_INCLUDED |