boost/mpl/same_as.hpp
//-----------------------------------------------------------------------------
// boost mpl/same_as.hpp header file
// See http://www.boost.org for updates, documentation, and revision history.
//-----------------------------------------------------------------------------
//
// Copyright (c) 2000-02
// Aleksey Gurtovoy
//
// Permission to use, copy, modify, distribute and sell this software
// and its documentation for any purpose is hereby granted without fee,
// provided that the above copyright notice appears in all copies and
// that both the copyright notice and this permission notice appear in
// supporting documentation. No representations are made about the
// suitability of this software for any purpose. It is provided "as is"
// without express or implied warranty.
#ifndef BOOST_MPL_SAME_AS_HPP_INCLUDED
#define BOOST_MPL_SAME_AS_HPP_INCLUDED
#include "boost/mpl/not.hpp"
#include "boost/mpl/aux_/lambda_spec.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(__BORLANDC__) || (__BORLANDC__ > 0x551 && defined(BOOST_STRICT_CONFIG))
: 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(__BORLANDC__) || (__BORLANDC__ > 0x51 && defined(BOOST_STRICT_CONFIG))
: not_< is_same<T1,T2> >
{
#else
{
typedef typename not_< is_same<T1,T2> >::type type;
#endif
};
};
BOOST_MPL_AUX_PASS_THROUGH_LAMBDA_SPEC(1,same_as)
BOOST_MPL_AUX_PASS_THROUGH_LAMBDA_SPEC(1,not_same_as)
} // namespace mpl
} // namespace boost
#endif // BOOST_MPL_SAME_AS_HPP_INCLUDED