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//
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// detail/type_traits.hpp
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// ~~~~~~~~~~~~~~~~~~~~~~
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//
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// Copyright (c) 2003-2015 Christopher M. Kohlhoff (chris at kohlhoff dot com)
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#ifndef BOOST_ASIO_DETAIL_TYPE_TRAITS_HPP
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#define BOOST_ASIO_DETAIL_TYPE_TRAITS_HPP
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#if defined(_MSC_VER) && (_MSC_VER >= 1200)
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# pragma once
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#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
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#include <boost/asio/detail/config.hpp>
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#if defined(BOOST_ASIO_HAS_STD_TYPE_TRAITS)
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# include <type_traits>
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#else // defined(BOOST_ASIO_HAS_TYPE_TRAITS)
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# include <boost/type_traits/add_const.hpp>
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# include <boost/type_traits/is_const.hpp>
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# include <boost/type_traits/is_convertible.hpp>
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# include <boost/type_traits/is_function.hpp>
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# include <boost/type_traits/is_same.hpp>
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# include <boost/type_traits/remove_pointer.hpp>
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# include <boost/type_traits/remove_reference.hpp>
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# include <boost/utility/enable_if.hpp>
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#endif // defined(BOOST_ASIO_HAS_TYPE_TRAITS)
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namespace boost {
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namespace asio {
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#if defined(BOOST_ASIO_HAS_STD_TYPE_TRAITS)
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using std::add_const;
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using std::enable_if;
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using std::is_const;
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using std::is_convertible;
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using std::is_function;
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using std::is_same;
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using std::remove_pointer;
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using std::remove_reference;
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#else // defined(BOOST_ASIO_HAS_STD_TYPE_TRAITS)
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using boost::add_const;
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template <bool Condition, typename Type = void>
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struct enable_if : boost::enable_if_c<Condition, Type> {};
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using boost::is_const;
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using boost::is_convertible;
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using boost::is_function;
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using boost::is_same;
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using boost::remove_pointer;
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using boost::remove_reference;
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#endif // defined(BOOST_ASIO_HAS_STD_TYPE_TRAITS)
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} // namespace asio
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} // namespace boost
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#endif // BOOST_ASIO_DETAIL_TYPE_TRAITS_HPP