boost/mpl/equal_to.hpp
#ifndef BOOST_MPL_EQUAL_TO_HPP_INCLUDED
#define BOOST_MPL_EQUAL_TO_HPP_INCLUDED
// Copyright (c) 2000-03 Aleksey Gurtovoy
//
// Use, modification and distribution are subject to 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.
// $Source: /cvsroot/boost/boost/boost/mpl/equal_to.hpp,v $
// $Date: 2004/01/20 16:26:31 $
// $Revision: 1.1.6.1 $
#include "boost/mpl/bool.hpp"
#include "boost/mpl/integral_c.hpp"
#include "boost/mpl/aux_/value_wknd.hpp"
#include "boost/mpl/aux_/void_spec.hpp"
#include "boost/mpl/aux_/lambda_support.hpp"
#include "boost/config.hpp"
namespace boost {
namespace mpl {
template<
typename BOOST_MPL_AUX_VOID_SPEC_PARAM(T1)
, typename BOOST_MPL_AUX_VOID_SPEC_PARAM(T2)
>
struct equal_to
{
enum
{
msvc71_wknd_ = ( BOOST_MPL_AUX_VALUE_WKND(T1)::value
== BOOST_MPL_AUX_VALUE_WKND(T2)::value )
};
BOOST_STATIC_CONSTANT(bool, value = msvc71_wknd_);
#if !defined(__BORLANDC__)
typedef bool_<value> type;
#else
typedef bool_<(
BOOST_MPL_AUX_VALUE_WKND(T1)::value
== BOOST_MPL_AUX_VALUE_WKND(T2)::value
)> type;
#endif
BOOST_MPL_AUX_LAMBDA_SUPPORT(2,equal_to,(T1,T2))
};
BOOST_MPL_AUX_VOID_SPEC(2, equal_to)
template< long N >
struct eq
{
template< typename T > struct apply
#if !defined(__BORLANDC__)
: equal_to< T,integral_c<long,N> >
{
#else
{
typedef typename equal_to< T,integral_c<long,N> >::type type;
#endif
};
};
} // namespace mpl
} // namespace boost
#endif // BOOST_MPL_EQUAL_TO_HPP_INCLUDED