Mercurial > hg > vamp-build-and-test
diff DEPENDENCIES/generic/include/boost/asio/is_read_buffered.hpp @ 16:2665513ce2d3
Add boost headers
author | Chris Cannam |
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date | Tue, 05 Aug 2014 11:11:38 +0100 |
parents | |
children | c530137014c0 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/DEPENDENCIES/generic/include/boost/asio/is_read_buffered.hpp Tue Aug 05 11:11:38 2014 +0100 @@ -0,0 +1,61 @@ +// +// is_read_buffered.hpp +// ~~~~~~~~~~~~~~~~~~~~ +// +// Copyright (c) 2003-2013 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_IS_READ_BUFFERED_HPP +#define BOOST_ASIO_IS_READ_BUFFERED_HPP + +#if defined(_MSC_VER) && (_MSC_VER >= 1200) +# pragma once +#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) + +#include <boost/asio/detail/config.hpp> +#include <boost/asio/buffered_read_stream_fwd.hpp> +#include <boost/asio/buffered_stream_fwd.hpp> + +#include <boost/asio/detail/push_options.hpp> + +namespace boost { +namespace asio { + +namespace detail { + +template <typename Stream> +char is_read_buffered_helper(buffered_stream<Stream>* s); + +template <typename Stream> +char is_read_buffered_helper(buffered_read_stream<Stream>* s); + +struct is_read_buffered_big_type { char data[10]; }; +is_read_buffered_big_type is_read_buffered_helper(...); + +} // namespace detail + +/// The is_read_buffered class is a traits class that may be used to determine +/// whether a stream type supports buffering of read data. +template <typename Stream> +class is_read_buffered +{ +public: +#if defined(GENERATING_DOCUMENTATION) + /// The value member is true only if the Stream type supports buffering of + /// read data. + static const bool value; +#else + BOOST_ASIO_STATIC_CONSTANT(bool, + value = sizeof(detail::is_read_buffered_helper((Stream*)0)) == 1); +#endif +}; + +} // namespace asio +} // namespace boost + +#include <boost/asio/detail/pop_options.hpp> + +#endif // BOOST_ASIO_IS_READ_BUFFERED_HPP