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 ASIO_DETAIL_SOLARIS_FENCED_BLOCK_HPP
12 #define 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 "asio/detail/config.hpp"
19 
20 #if defined(__sun)
21 
22 #include <atomic.h>
23 #include "asio/detail/noncopyable.hpp"
24 
25 #include "asio/detail/push_options.hpp"
26 
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.
solaris_fenced_block(half_t)38   explicit solaris_fenced_block(half_t)
39   {
40   }
41 
42   // Constructor for a full fenced block.
solaris_fenced_block(full_t)43   explicit solaris_fenced_block(full_t)
44   {
45     membar_consumer();
46   }
47 
48   // Destructor.
~solaris_fenced_block()49   ~solaris_fenced_block()
50   {
51     membar_producer();
52   }
53 };
54 
55 } // namespace detail
56 } // namespace asio
57 
58 #include "asio/detail/pop_options.hpp"
59 
60 #endif // defined(__sun)
61 
62 #endif // ASIO_DETAIL_SOLARIS_FENCED_BLOCK_HPP
63