| // |
| // win_signal_blocker.hpp |
| // ~~~~~~~~~~~~~~~~~~~~~~ |
| // |
| // Copyright (c) 2003-2008 Christopher M. Kohlhoff (chris at kohlhoff dot com) |
| // |
| // Distributed under the Boost Software License, Version 1.0. (See accompanying |
| // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) |
| // |
| |
| #ifndef BOOST_ASIO_DETAIL_WIN_SIGNAL_BLOCKER_HPP |
| #define BOOST_ASIO_DETAIL_WIN_SIGNAL_BLOCKER_HPP |
| |
| #if defined(_MSC_VER) && (_MSC_VER >= 1200) |
| # pragma once |
| #endif // defined(_MSC_VER) && (_MSC_VER >= 1200) |
| |
| #include <boost/asio/detail/push_options.hpp> |
| |
| #include <boost/asio/detail/push_options.hpp> |
| #include <boost/config.hpp> |
| #include <boost/asio/detail/pop_options.hpp> |
| |
| #if defined(BOOST_WINDOWS) || defined(__CYGWIN__) |
| |
| #include <boost/asio/detail/noncopyable.hpp> |
| |
| namespace boost { |
| namespace asio { |
| namespace detail { |
| |
| class win_signal_blocker |
| : private noncopyable |
| { |
| public: |
| // Constructor blocks all signals for the calling thread. |
| win_signal_blocker() |
| { |
| // No-op. |
| } |
| |
| // Destructor restores the previous signal mask. |
| ~win_signal_blocker() |
| { |
| // No-op. |
| } |
| |
| // Block all signals for the calling thread. |
| void block() |
| { |
| // No-op. |
| } |
| |
| // Restore the previous signal mask. |
| void unblock() |
| { |
| // No-op. |
| } |
| }; |
| |
| } // namespace detail |
| } // namespace asio |
| } // namespace boost |
| |
| #endif // defined(BOOST_WINDOWS) || defined(__CYGWIN__) |
| |
| #include <boost/asio/detail/pop_options.hpp> |
| |
| #endif // BOOST_ASIO_DETAIL_WIN_SIGNAL_BLOCKER_HPP |