null_fenced_block.hpp 998 B

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  1. //
  2. // detail/null_fenced_block.hpp
  3. // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  4. //
  5. // Copyright (c) 2003-2013 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_NULL_FENCED_BLOCK_HPP
  11. #define BOOST_ASIO_DETAIL_NULL_FENCED_BLOCK_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. namespace boost {
  17. namespace asio {
  18. namespace detail {
  19. class null_fenced_block
  20. : private noncopyable
  21. {
  22. public:
  23. enum half_or_full_t { half, full };
  24. // Constructor.
  25. explicit null_fenced_block(half_or_full_t)
  26. {
  27. }
  28. // Destructor.
  29. ~null_fenced_block()
  30. {
  31. }
  32. };
  33. } // namespace detail
  34. } // namespace asio
  35. } // namespace boost
  36. #include <boost/asio/detail/pop_options.hpp>
  37. #endif // BOOST_ASIO_DETAIL_NULL_FENCED_BLOCK_HPP