1 // 2 // detail/reactor_fwd.hpp 3 // ~~~~~~~~~~~~~~~~~~~~~~ 4 // 5 // Copyright (c) 2003-2021 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 20 namespace boost { 21 namespace asio { 22 namespace detail { 23 24 #if defined(BOOST_ASIO_HAS_IOCP) || defined(BOOST_ASIO_WINDOWS_RUNTIME) 25 typedef class null_reactor reactor; 26 #elif defined(BOOST_ASIO_HAS_IOCP) 27 typedef class select_reactor reactor; 28 #elif defined(BOOST_ASIO_HAS_EPOLL) 29 typedef class epoll_reactor reactor; 30 #elif defined(BOOST_ASIO_HAS_KQUEUE) 31 typedef class kqueue_reactor reactor; 32 #elif defined(BOOST_ASIO_HAS_DEV_POLL) 33 typedef class dev_poll_reactor reactor; 34 #else 35 typedef 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