null_fenced_block.hpp 929 B

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  1. //
  2. // detail/null_fenced_block.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. #ifndef ASIO_DETAIL_NULL_FENCED_BLOCK_HPP
  11. #define 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 "asio/detail/push_options.hpp"
  16. namespace asio {
  17. namespace detail {
  18. class null_fenced_block
  19. : private noncopyable
  20. {
  21. public:
  22. enum half_or_full_t { half, full };
  23. // Constructor.
  24. explicit null_fenced_block(half_or_full_t)
  25. {
  26. }
  27. // Destructor.
  28. ~null_fenced_block()
  29. {
  30. }
  31. };
  32. } // namespace detail
  33. } // namespace asio
  34. #include "asio/detail/pop_options.hpp"
  35. #endif // ASIO_DETAIL_NULL_FENCED_BLOCK_HPP