Edit: /usr/include/boost/mpl/distance.hpp (2028B)
#ifndef BOOST_MPL_DISTANCE_HPP_INCLUDED
#define BOOST_MPL_DISTANCE_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
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
namespace boost { namespace mpl {
// default implementation for forward/bidirectional iterators
template< typename Tag > struct distance_impl
{
template< typename First, typename Last > struct apply
#if !defined(BOOST_MPL_CFG_NO_NESTED_FORWARDING)
: aux::msvc_eti_base< typename iter_fold<
iterator_range
, mpl::long_<0>
, next<>
>::type >
{
#else
{
typedef typename iter_fold<
iterator_range
, mpl::long_<0>
, next<>
>::type type;
BOOST_STATIC_CONSTANT(long, value =
(iter_fold<
iterator_range
, mpl::long_<0>
, next<>
>::type::value)
);
#endif
};
};
template<
typename BOOST_MPL_AUX_NA_PARAM(First)
, typename BOOST_MPL_AUX_NA_PARAM(Last)
>
struct distance
: distance_impl< typename tag::type >
::template apply
{
BOOST_MPL_AUX_LAMBDA_SUPPORT(2, distance, (First, Last))
};
BOOST_MPL_AUX_NA_SPEC(2, distance)
}}
#endif // BOOST_MPL_DISTANCE_HPP_INCLUDED