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// (C) Copyright John Maddock 2005.
// Use, modification and distribution are subject to 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)
#ifndef BOOST_TR1_TUPLE_HPP_INCLUDED
# define BOOST_TR1_TUPLE_HPP_INCLUDED
# include <boost/tr1/detail/config.hpp>
#ifdef BOOST_HAS_TR1_TUPLE
# if defined(BOOST_HAS_INCLUDE_NEXT) && !defined(BOOST_TR1_DISABLE_INCLUDE_NEXT)
# include_next BOOST_TR1_HEADER(tuple)
# else
# include <boost/tr1/detail/config_all.hpp>
# include BOOST_TR1_STD_HEADER(BOOST_TR1_PATH(tuple))
# endif
#else
#if defined(BOOST_TR1_USE_OLD_TUPLE)
#include <boost/tuple/tuple.hpp>
#include <boost/tuple/tuple_comparison.hpp>
#include <boost/type_traits/integral_constant.hpp>
namespace std{ namespace tr1{
using ::boost::tuple;
// [6.1.3.2] Tuple creation functions
using ::boost::tuples::ignore;
using ::boost::make_tuple;
using ::boost::tie;
// [6.1.3.3] Tuple helper classes
template <class T>
struct tuple_size
: public ::boost::integral_constant
< ::std::size_t, ::boost::tuples::length<T>::value>
{};
template < int I, class T>
struct tuple_element
{
typedef typename boost::tuples::element<I,T>::type type;
};
#if !BOOST_WORKAROUND(__BORLANDC__, < 0x0582)
// [6.1.3.4] Element access
using ::boost::get;
#endif
} } // namespaces
#else
#include <boost/fusion/include/tuple.hpp>
#include <boost/fusion/include/std_pair.hpp>
namespace std{ namespace tr1{
using ::boost::fusion::tuple;
// [6.1.3.2] Tuple creation functions
using ::boost::fusion::ignore;
using ::boost::fusion::make_tuple;
using ::boost::fusion::tie;
using ::boost::fusion::get;
// [6.1.3.3] Tuple helper classes
using ::boost::fusion::tuple_size;
using ::boost::fusion::tuple_element;
}}
#endif
#endif
#endif
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