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00001 // 00002 // epoll_reactor_fwd.hpp 00003 // ~~~~~~~~~~~~~~~~~~~~~ 00004 // 00005 // Copyright (c) 2003-2008 Christopher M. Kohlhoff (chris at kohlhoff dot com) 00006 // 00007 // Distributed under the Boost Software License, Version 1.0. (See accompanying 00008 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) 00009 // 00010 00011 #ifndef ASIO_DETAIL_EPOLL_REACTOR_FWD_HPP 00012 #define ASIO_DETAIL_EPOLL_REACTOR_FWD_HPP 00013 00014 #if defined(_MSC_VER) && (_MSC_VER >= 1200) 00015 # pragma once 00016 #endif // defined(_MSC_VER) && (_MSC_VER >= 1200) 00017 00018 #include "asio/detail/push_options.hpp" 00019 00020 #if !defined(ASIO_DISABLE_EPOLL) 00021 #if defined(__linux__) // This service is only supported on Linux. 00022 00023 #include "asio/detail/push_options.hpp" 00024 #include <linux/version.h> 00025 #include "asio/detail/pop_options.hpp" 00026 00027 #if LINUX_VERSION_CODE >= KERNEL_VERSION (2,5,45) // Only kernels >= 2.5.45. 00028 00029 // Define this to indicate that epoll is supported on the target platform. 00030 #define ASIO_HAS_EPOLL 1 00031 00032 namespace asio { 00033 namespace detail { 00034 00035 template <bool Own_Thread> 00036 class epoll_reactor; 00037 00038 } // namespace detail 00039 } // namespace asio 00040 00041 #endif // LINUX_VERSION_CODE >= KERNEL_VERSION (2,5,45) 00042 #endif // defined(__linux__) 00043 #endif // !defined(ASIO_DISABLE_EPOLL) 00044 00045 #include "asio/detail/pop_options.hpp" 00046 00047 #endif // ASIO_DETAIL_EPOLL_REACTOR_FWD_HPP