

#ifndef BOOST_MPL_AUX_COUNT_IMPL_HPP_INCLUDED

#define BOOST_MPL_AUX_COUNT_IMPL_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.



// $Source$

// $Date: 2004-09-02 11:41:37 -0400 (Thu, 02 Sep 2004) $

// $Revision: 24874 $



#include <boost/mpl/count_fwd.hpp>

#include <boost/mpl/count_if.hpp>

#include <boost/mpl/same_as.hpp>

#include <boost/mpl/aux_/config/static_constant.hpp>

#include <boost/mpl/aux_/config/workaround.hpp>

#include <boost/mpl/aux_/traits_lambda_spec.hpp>



namespace boost { namespace mpl {



template< typename Tag > struct count_impl

{

    template< typename Sequence, typename T > struct apply

#if BOOST_WORKAROUND(__BORLANDC__,BOOST_TESTED_AT(0x561))

    {

        typedef typename count_if< Sequence,same_as<T> >::type type;

        BOOST_STATIC_CONSTANT(int, value = BOOST_MPL_AUX_VALUE_WKND(type)::value);

#else

        : count_if< Sequence,same_as<T> >

    {

#endif

    };

};



BOOST_MPL_ALGORITM_TRAITS_LAMBDA_SPEC(2,count_impl)



}}



#endif // BOOST_MPL_AUX_COUNT_IMPL_HPP_INCLUDED

