1//
2// detail/reactor_fwd.hpp
3// ~~~~~~~~~~~~~~~~~~~~~~
4//
5// Copyright (c) 2003-2015 Christopher M. Kohlhoff (chris at kohlhoff dot com)
6//
7// Distributed under the Boost Software License, Version 1.0. (See accompanying
8// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
9//
10
11#ifndef BOOST_ASIO_DETAIL_REACTOR_FWD_HPP
12#define BOOST_ASIO_DETAIL_REACTOR_FWD_HPP
13
14#if defined(_MSC_VER) && (_MSC_VER >= 1200)
15# pragma once
16#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
17
18#include <boost/asio/detail/config.hpp>
19
20namespace boost {
21namespace asio {
22namespace detail {
23
24#if defined(BOOST_ASIO_WINDOWS_RUNTIME)
25typedef class null_reactor reactor;
26#elif defined(BOOST_ASIO_HAS_IOCP)
27typedef class select_reactor reactor;
28#elif defined(BOOST_ASIO_HAS_EPOLL)
29typedef class epoll_reactor reactor;
30#elif defined(BOOST_ASIO_HAS_KQUEUE)
31typedef class kqueue_reactor reactor;
32#elif defined(BOOST_ASIO_HAS_DEV_POLL)
33typedef class dev_poll_reactor reactor;
34#else
35typedef class select_reactor reactor;
36#endif
37
38} // namespace detail
39} // namespace asio
40} // namespace boost
41
42#endif // BOOST_ASIO_DETAIL_REACTOR_FWD_HPP
43

source code of boost/boost/asio/detail/reactor_fwd.hpp