blob: bf467f7eaf562d663f675e4d9c8e6b6d76131b09 [file] [log] [blame]
#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: size_impl.hpp 49267 2008-10-11 06:19:02Z agurtovoy $
// $Date: 2008-10-10 23:19:02 -0700 (Fri, 10 Oct 2008) $
// $Revision: 49267 $
#include <ndnboost/mpl/size_fwd.hpp>
#include <ndnboost/mpl/begin_end.hpp>
#include <ndnboost/mpl/distance.hpp>
#include <ndnboost/mpl/aux_/traits_lambda_spec.hpp>
#include <ndnboost/mpl/aux_/config/workaround.hpp>
namespace ndnboost { 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