1 // 2 // detail/signal_op.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_SIGNAL_OP_HPP 12 #define BOOST_ASIO_DETAIL_SIGNAL_OP_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 #include <boost/asio/detail/operation.hpp> 20 21 #include <boost/asio/detail/push_options.hpp> 22 23 namespace boost { 24 namespace asio { 25 namespace detail { 26 27 class signal_op 28 : public operation 29 { 30 public: 31 // The error code to be passed to the completion handler. 32 boost::system::error_code ec_; 33 34 // The signal number to be passed to the completion handler. 35 int signal_number_; 36 37 protected: signal_op(func_type func)38 signal_op(func_type func) 39 : operation(func), 40 signal_number_(0) 41 { 42 } 43 }; 44 45 } // namespace detail 46 } // namespace asio 47 } // namespace boost 48 49 #include <boost/asio/detail/pop_options.hpp> 50 51 #endif // BOOST_ASIO_DETAIL_SIGNAL_OP_HPP 52