ceph/src/boost/libs/asio/include/boost/asio/detail/solaris_fenced_block.hpp

   1 //
   2 // detail/solaris_fenced_block.hpp
   3 // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   4 //
   5 // Copyright (c) 2003-2016 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
  11 #ifndef BOOST_ASIO_DETAIL_SOLARIS_FENCED_BLOCK_HPP
  12 #define BOOST_ASIO_DETAIL_SOLARIS_FENCED_BLOCK_HPP
  13
  14 #if defined(_MSC_VER) && (_MSC_VER >= 1200)
  15 # pragma once
  16 #endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
  17
  18 #include <boost/asio/detail/config.hpp>
  19
  20 #if defined(__sun)
  21
  22 #include <atomic.h>
  23
  24 #include <boost/asio/detail/push_options.hpp>
  25
  26 namespace boost {
  27 namespace asio {
  28 namespace detail {
  29
  30 class solaris_fenced_block
  31   : private noncopyable
  32 {
  33 public:
  34   enum half_t { half };
  35   enum full_t { full };
  36
  37   // Constructor for a half fenced block.
  38   explicit solaris_fenced_block(half_t)
  39   {
  40   }
  41
  42   // Constructor for a full fenced block.
  43   explicit solaris_fenced_block(full_t)
  44   {
  45     membar_consumer();
  46   }
  47
  48   // Destructor.
  49   ~solaris_fenced_block()
  50   {
  51     membar_producer();
  52   }
  53 };
  54
  55 } // namespace detail
  56 } // namespace asio
  57 } // namespace boost
  58
  59 #include <boost/asio/detail/pop_options.hpp>
  60
  61 #endif // defined(__sun)
  62
  63 #endif // BOOST_ASIO_DETAIL_SOLARIS_FENCED_BLOCK_HPP