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#ifndef BOOST_MPL_AUX_SIZE_IMPL_HPP_INCLUDED
#define BOOST_MPL_AUX_SIZE_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.
// $Id$
// $Date$
// $Revision$
#include <boost/mpl/size_fwd.hpp>
#include <boost/mpl/begin_end.hpp>
#include <boost/mpl/distance.hpp>
#include <boost/mpl/aux_/traits_lambda_spec.hpp>
#include <boost/mpl/aux_/config/workaround.hpp>
namespace boost { namespace mpl {
// default implementation; conrete sequences might override it by
// specializing either the 'size_impl' or the primary 'size' template
template< typename Tag >
struct size_impl
{
template< typename Sequence > struct apply
#if !BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x561))
: distance<
typename begin<Sequence>::type
, typename end<Sequence>::type
>
{
#else
{
typedef typename distance<
typename begin<Sequence>::type
, typename end<Sequence>::type
>::type type;
#endif
};
};
BOOST_MPL_ALGORITM_TRAITS_LAMBDA_SPEC(1, size_impl)
}}
#endif // BOOST_MPL_AUX_SIZE_IMPL_HPP_INCLUDED
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