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//////////////////////////////////////////////////////////////////////////////
//
// (C) Copyright Ion Gaztanaga 2014-2014.
// 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/move for documentation.
//
//////////////////////////////////////////////////////////////////////////////
//! \file
#ifndef BOOST_MOVE_DETAIL_ITERATOR_TRAITS_HPP
#define BOOST_MOVE_DETAIL_ITERATOR_TRAITS_HPP
#ifndef BOOST_CONFIG_HPP
# include <boost/config.hpp>
#endif
#
#if defined(BOOST_HAS_PRAGMA_ONCE)
# pragma once
#endif
#include <cstddef>
#include <boost/move/detail/type_traits.hpp>
#include <boost/move/detail/std_ns_begin.hpp>
BOOST_MOVE_STD_NS_BEG
struct input_iterator_tag;
struct forward_iterator_tag;
struct bidirectional_iterator_tag;
struct random_access_iterator_tag;
struct output_iterator_tag;
BOOST_MOVE_STD_NS_END
#include <boost/move/detail/std_ns_end.hpp>
namespace boost{ namespace movelib{
template<class Iterator>
struct iterator_traits
{
typedef typename Iterator::difference_type difference_type;
typedef typename Iterator::value_type value_type;
typedef typename Iterator::pointer pointer;
typedef typename Iterator::reference reference;
typedef typename Iterator::iterator_category iterator_category;
typedef typename boost::move_detail::make_unsigned<difference_type>::type size_type;
};
template<class T>
struct iterator_traits<T*>
{
typedef std::ptrdiff_t difference_type;
typedef T value_type;
typedef T* pointer;
typedef T& reference;
typedef std::random_access_iterator_tag iterator_category;
typedef typename boost::move_detail::make_unsigned<difference_type>::type size_type;
};
template<class T>
struct iterator_traits<const T*>
{
typedef std::ptrdiff_t difference_type;
typedef T value_type;
typedef const T* pointer;
typedef const T& reference;
typedef std::random_access_iterator_tag iterator_category;
typedef typename boost::move_detail::make_unsigned<difference_type>::type size_type;
};
}} //namespace boost { namespace movelib{
#endif //#ifndef BOOST_MOVE_DETAIL_ITERATOR_TRAITS_HPP
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