ceph/src/boost/boost/asio/detail/fenced_block.hpp

   1 //
   2 // detail/fenced_block.hpp
   3 // ~~~~~~~~~~~~~~~~~~~~~~~
   4 //
   5 // Copyright (c) 2003-2017 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(BOOST_ASIO_HAS_STD_ATOMIC)
  24 # include <boost/asio/detail/std_fenced_block.hpp>
  25 #elif defined(__MACH__) && defined(__APPLE__)
  26 # include <boost/asio/detail/macos_fenced_block.hpp>
  27 #elif defined(__sun)
  28 # include <boost/asio/detail/solaris_fenced_block.hpp>
  29 #elif defined(__GNUC__) && defined(__arm__) \
  30   && !defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4)
  31 # include <boost/asio/detail/gcc_arm_fenced_block.hpp>
  32 #elif defined(__GNUC__) && (defined(__hppa) || defined(__hppa__))
  33 # include <boost/asio/detail/gcc_hppa_fenced_block.hpp>
  34 #elif defined(__GNUC__) && (defined(__i386__) || defined(__x86_64__))
  35 # include <boost/asio/detail/gcc_x86_fenced_block.hpp>
  36 #elif defined(__GNUC__) \
  37   && ((__GNUC__ == 4 && __GNUC_MINOR__ >= 1) || (__GNUC__ > 4)) \
  38   && !defined(__INTEL_COMPILER) && !defined(__ICL) \
  39   && !defined(__ICC) && !defined(__ECC) && !defined(__PATHSCALE__)
  40 # include <boost/asio/detail/gcc_sync_fenced_block.hpp>
  41 #elif defined(BOOST_ASIO_WINDOWS) && !defined(UNDER_CE)
  42 # include <boost/asio/detail/win_fenced_block.hpp>
  43 #else
  44 # include <boost/asio/detail/null_fenced_block.hpp>
  45 #endif
  46
  47 namespace boost {
  48 namespace asio {
  49 namespace detail {
  50
  51 #if !defined(BOOST_ASIO_HAS_THREADS) \
  52   || defined(BOOST_ASIO_DISABLE_FENCED_BLOCK)
  53 typedef null_fenced_block fenced_block;
  54 #elif defined(BOOST_ASIO_HAS_STD_ATOMIC)
  55 typedef std_fenced_block fenced_block;
  56 #elif defined(__MACH__) && defined(__APPLE__)
  57 typedef macos_fenced_block fenced_block;
  58 #elif defined(__sun)
  59 typedef solaris_fenced_block fenced_block;
  60 #elif defined(__GNUC__) && defined(__arm__) \
  61   && !defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4)
  62 typedef gcc_arm_fenced_block fenced_block;
  63 #elif defined(__GNUC__) && (defined(__hppa) || defined(__hppa__))
  64 typedef gcc_hppa_fenced_block fenced_block;
  65 #elif defined(__GNUC__) && (defined(__i386__) || defined(__x86_64__))
  66 typedef gcc_x86_fenced_block fenced_block;
  67 #elif defined(__GNUC__) \
  68   && ((__GNUC__ == 4 && __GNUC_MINOR__ >= 1) || (__GNUC__ > 4)) \
  69   && !defined(__INTEL_COMPILER) && !defined(__ICL) \
  70   && !defined(__ICC) && !defined(__ECC) && !defined(__PATHSCALE__)
  71 typedef gcc_sync_fenced_block fenced_block;
  72 #elif defined(BOOST_ASIO_WINDOWS) && !defined(UNDER_CE)
  73 typedef win_fenced_block fenced_block;
  74 #else
  75 typedef null_fenced_block fenced_block;
  76 #endif
  77
  78 } // namespace detail
  79 } // namespace asio
  80 } // namespace boost
  81
  82 #endif // BOOST_ASIO_DETAIL_FENCED_BLOCK_HPP