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128 lines
3.5 KiB
128 lines
3.5 KiB
// |
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// signal_set_service.hpp |
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// ~~~~~~~~~~~~~~~~~~~~~~ |
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// |
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// Copyright (c) 2003-2011 Christopher M. Kohlhoff (chris at kohlhoff dot com) |
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// |
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// Distributed under the Boost Software License, Version 1.0. (See accompanying |
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) |
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// |
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#ifndef BOOST_ASIO_SIGNAL_SET_SERVICE_HPP |
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#define BOOST_ASIO_SIGNAL_SET_SERVICE_HPP |
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#if defined(_MSC_VER) && (_MSC_VER >= 1200) |
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# pragma once |
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#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) |
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#include <boost/asio/detail/config.hpp> |
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#include <boost/asio/detail/signal_set_service.hpp> |
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#include <boost/asio/error.hpp> |
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#include <boost/asio/io_service.hpp> |
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#include <boost/asio/detail/push_options.hpp> |
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namespace boost { |
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namespace asio { |
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/// Default service implementation for a signal set. |
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class signal_set_service |
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#if defined(GENERATING_DOCUMENTATION) |
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: public boost::asio::io_service::service |
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#else |
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: public boost::asio::detail::service_base<signal_set_service> |
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#endif |
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{ |
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public: |
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#if defined(GENERATING_DOCUMENTATION) |
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/// The unique service identifier. |
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static boost::asio::io_service::id id; |
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#endif |
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public: |
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/// The type of a signal set implementation. |
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#if defined(GENERATING_DOCUMENTATION) |
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typedef implementation_defined implementation_type; |
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#else |
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typedef detail::signal_set_service::implementation_type implementation_type; |
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#endif |
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/// Construct a new signal set service for the specified io_service. |
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explicit signal_set_service(boost::asio::io_service& io_service) |
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: boost::asio::detail::service_base<signal_set_service>(io_service), |
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service_impl_(io_service) |
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{ |
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} |
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/// Construct a new signal set implementation. |
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void construct(implementation_type& impl) |
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{ |
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service_impl_.construct(impl); |
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} |
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/// Destroy a signal set implementation. |
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void destroy(implementation_type& impl) |
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{ |
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service_impl_.destroy(impl); |
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} |
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/// Add a signal to a signal_set. |
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boost::system::error_code add(implementation_type& impl, |
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int signal_number, boost::system::error_code& ec) |
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{ |
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return service_impl_.add(impl, signal_number, ec); |
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} |
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/// Remove a signal to a signal_set. |
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boost::system::error_code remove(implementation_type& impl, |
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int signal_number, boost::system::error_code& ec) |
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{ |
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return service_impl_.remove(impl, signal_number, ec); |
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} |
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/// Remove all signals from a signal_set. |
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boost::system::error_code clear(implementation_type& impl, |
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boost::system::error_code& ec) |
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{ |
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return service_impl_.clear(impl, ec); |
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} |
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/// Cancel all operations associated with the signal set. |
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boost::system::error_code cancel(implementation_type& impl, |
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boost::system::error_code& ec) |
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{ |
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return service_impl_.cancel(impl, ec); |
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} |
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// Start an asynchronous operation to wait for a signal to be delivered. |
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template <typename SignalHandler> |
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void async_wait(implementation_type& impl, |
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BOOST_ASIO_MOVE_ARG(SignalHandler) handler) |
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{ |
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service_impl_.async_wait(impl, |
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BOOST_ASIO_MOVE_CAST(SignalHandler)(handler)); |
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} |
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private: |
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// Destroy all user-defined handler objects owned by the service. |
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void shutdown_service() |
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{ |
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service_impl_.shutdown_service(); |
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} |
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// Perform any fork-related housekeeping. |
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void fork_service(boost::asio::io_service::fork_event event) |
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{ |
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service_impl_.fork_service(event); |
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} |
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// The platform-specific implementation. |
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detail::signal_set_service service_impl_; |
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}; |
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} // namespace asio |
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} // namespace boost |
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#include <boost/asio/detail/pop_options.hpp> |
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#endif // BOOST_ASIO_SIGNAL_SET_SERVICE_HPP
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