// // detail/weak_ptr.hpp // ~~~~~~~~~~~~~~~~~~~ // // Copyright (c) 2003-2011 Christopher M. Kohlhoff (chris at kohlhoff dot com) // // 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) // #ifndef BOOST_ASIO_DETAIL_WEAK_PTR_HPP #define BOOST_ASIO_DETAIL_WEAK_PTR_HPP #if defined(_MSC_VER) && (_MSC_VER >= 1200) # pragma once #endif // defined(_MSC_VER) && (_MSC_VER >= 1200) #include #include #if defined(_MSC_VER) && (_MSC_VER >= 1600) # include #else # include #endif namespace boost { namespace asio { namespace detail { #if defined(_MSC_VER) && (_MSC_VER >= 1600) using std::weak_ptr; #else using boost::weak_ptr; #endif } // namespace detail } // namespace asio } // namespace boost #endif // BOOST_ASIO_DETAIL_WEAK_PTR_HPP