signal_blocker.hpp 1.4 KB

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  1. //
  2. // signal_blocker.hpp
  3. // ~~~~~~~~~~~~~~~~~~
  4. //
  5. // Copyright (c) 2003-2008 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. #ifndef BOOST_ASIO_DETAIL_SIGNAL_BLOCKER_HPP
  11. #define BOOST_ASIO_DETAIL_SIGNAL_BLOCKER_HPP
  12. #if defined(_MSC_VER) && (_MSC_VER >= 1200)
  13. # pragma once
  14. #endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
  15. #include <boost/asio/detail/push_options.hpp>
  16. #include <boost/asio/detail/push_options.hpp>
  17. #include <boost/config.hpp>
  18. #include <boost/asio/detail/pop_options.hpp>
  19. #if !defined(BOOST_HAS_THREADS)
  20. # include <boost/asio/detail/null_signal_blocker.hpp>
  21. #elif defined(BOOST_WINDOWS) || defined(__CYGWIN__)
  22. # include <boost/asio/detail/win_signal_blocker.hpp>
  23. #elif defined(BOOST_HAS_PTHREADS)
  24. # include <boost/asio/detail/posix_signal_blocker.hpp>
  25. #else
  26. # error Only Windows and POSIX are supported!
  27. #endif
  28. namespace boost {
  29. namespace asio {
  30. namespace detail {
  31. #if !defined(BOOST_HAS_THREADS)
  32. typedef null_signal_blocker signal_blocker;
  33. #elif defined(BOOST_WINDOWS) || defined(__CYGWIN__)
  34. typedef win_signal_blocker signal_blocker;
  35. #elif defined(BOOST_HAS_PTHREADS)
  36. typedef posix_signal_blocker signal_blocker;
  37. #endif
  38. } // namespace detail
  39. } // namespace asio
  40. } // namespace boost
  41. #include <boost/asio/detail/pop_options.hpp>
  42. #endif // BOOST_ASIO_DETAIL_SIGNAL_BLOCKER_HPP