1//
2// detail/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
11#ifndef BOOST_ASIO_DETAIL_FENCED_BLOCK_HPP
12#define BOOST_ASIO_DETAIL_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(BOOST_ASIO_HAS_THREADS) \
21 || defined(BOOST_ASIO_DISABLE_FENCED_BLOCK)
22# include <boost/asio/detail/null_fenced_block.hpp>
23#elif defined(__MACH__) && defined(__APPLE__)
24# include <boost/asio/detail/macos_fenced_block.hpp>
25#elif defined(__sun)
26# include <boost/asio/detail/solaris_fenced_block.hpp>
27#elif defined(__GNUC__) && defined(__arm__) \
28 && !defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4)
29# include <boost/asio/detail/gcc_arm_fenced_block.hpp>
30#elif defined(__GNUC__) && (defined(__hppa) || defined(__hppa__))
31# include <boost/asio/detail/gcc_hppa_fenced_block.hpp>
32#elif defined(__GNUC__) && (defined(__i386__) || defined(__x86_64__))
33# include <boost/asio/detail/gcc_x86_fenced_block.hpp>
34#elif defined(__GNUC__) \
35 && ((__GNUC__ == 4 && __GNUC_MINOR__ >= 1) || (__GNUC__ > 4)) \
36 && !defined(__INTEL_COMPILER) && !defined(__ICL) \
37 && !defined(__ICC) && !defined(__ECC) && !defined(__PATHSCALE__)
38# include <boost/asio/detail/gcc_sync_fenced_block.hpp>
39#elif defined(BOOST_ASIO_WINDOWS) && !defined(UNDER_CE)
40# include <boost/asio/detail/win_fenced_block.hpp>
41#else
42# include <boost/asio/detail/null_fenced_block.hpp>
43#endif
44
45namespace boost {
46namespace asio {
47namespace detail {
48
49#if !defined(BOOST_ASIO_HAS_THREADS) \
50 || defined(BOOST_ASIO_DISABLE_FENCED_BLOCK)
51typedef null_fenced_block fenced_block;
52#elif defined(__MACH__) && defined(__APPLE__)
53typedef macos_fenced_block fenced_block;
54#elif defined(__sun)
55typedef solaris_fenced_block fenced_block;
56#elif defined(__GNUC__) && defined(__arm__) \
57 && !defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4)
58typedef gcc_arm_fenced_block fenced_block;
59#elif defined(__GNUC__) && (defined(__hppa) || defined(__hppa__))
60typedef gcc_hppa_fenced_block fenced_block;
61#elif defined(__GNUC__) && (defined(__i386__) || defined(__x86_64__))
62typedef gcc_x86_fenced_block fenced_block;
63#elif defined(__GNUC__) \
64 && ((__GNUC__ == 4 && __GNUC_MINOR__ >= 1) || (__GNUC__ > 4)) \
65 && !defined(__INTEL_COMPILER) && !defined(__ICL) \
66 && !defined(__ICC) && !defined(__ECC) && !defined(__PATHSCALE__)
67typedef gcc_sync_fenced_block fenced_block;
68#elif defined(BOOST_ASIO_WINDOWS) && !defined(UNDER_CE)
69typedef win_fenced_block fenced_block;
70#else
71typedef null_fenced_block fenced_block;
72#endif
73
74} // namespace detail
75} // namespace asio
76} // namespace boost
77
78#endif // BOOST_ASIO_DETAIL_FENCED_BLOCK_HPP
79

source code of boost/boost/asio/detail/fenced_block.hpp