/Src/Dependencies/Boost/boost/asio/placeholders.hpp
http://hadesmem.googlecode.com/ · C++ Header · 122 lines · 75 code · 26 blank · 21 comment · 2 complexity · 2d3ba588469d1835b556f901609b9b0a MD5 · raw file
- //
- // placeholders.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_PLACEHOLDERS_HPP
- #define BOOST_ASIO_PLACEHOLDERS_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/bind/arg.hpp>
- #include <boost/detail/workaround.hpp>
- #include <boost/asio/detail/push_options.hpp>
- namespace boost {
- namespace asio {
- namespace placeholders {
- #if defined(GENERATING_DOCUMENTATION)
- /// An argument placeholder, for use with boost::bind(), that corresponds to
- /// the error argument of a handler for any of the asynchronous functions.
- unspecified error;
- /// An argument placeholder, for use with boost::bind(), that corresponds to
- /// the bytes_transferred argument of a handler for asynchronous functions such
- /// as boost::asio::basic_stream_socket::async_write_some or
- /// boost::asio::async_write.
- unspecified bytes_transferred;
- /// An argument placeholder, for use with boost::bind(), that corresponds to
- /// the iterator argument of a handler for asynchronous functions such as
- /// boost::asio::basic_resolver::async_resolve.
- unspecified iterator;
- /// An argument placeholder, for use with boost::bind(), that corresponds to
- /// the signal_number argument of a handler for asynchronous functions such as
- /// boost::asio::signal_set::async_wait.
- unspecified signal_number;
- #elif defined(__BORLANDC__) || defined(__GNUC__)
- inline boost::arg<1> error()
- {
- return boost::arg<1>();
- }
- inline boost::arg<2> bytes_transferred()
- {
- return boost::arg<2>();
- }
- inline boost::arg<2> iterator()
- {
- return boost::arg<2>();
- }
- inline boost::arg<2> signal_number()
- {
- return boost::arg<2>();
- }
- #else
- namespace detail
- {
- template <int Number>
- struct placeholder
- {
- static boost::arg<Number>& get()
- {
- static boost::arg<Number> result;
- return result;
- }
- };
- }
- #if BOOST_WORKAROUND(BOOST_MSVC, < 1400)
- static boost::arg<1>& error
- = boost::asio::placeholders::detail::placeholder<1>::get();
- static boost::arg<2>& bytes_transferred
- = boost::asio::placeholders::detail::placeholder<2>::get();
- static boost::arg<2>& iterator
- = boost::asio::placeholders::detail::placeholder<2>::get();
- static boost::arg<2>& signal_number
- = boost::asio::placeholders::detail::placeholder<2>::get();
- #else
- namespace
- {
- boost::arg<1>& error
- = boost::asio::placeholders::detail::placeholder<1>::get();
- boost::arg<2>& bytes_transferred
- = boost::asio::placeholders::detail::placeholder<2>::get();
- boost::arg<2>& iterator
- = boost::asio::placeholders::detail::placeholder<2>::get();
- boost::arg<2>& signal_number
- = boost::asio::placeholders::detail::placeholder<2>::get();
- } // namespace
- #endif
- #endif
- } // namespace placeholders
- } // namespace asio
- } // namespace boost
- #include <boost/asio/detail/pop_options.hpp>
- #endif // BOOST_ASIO_PLACEHOLDERS_HPP