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

   1 //
   2 // detail/tss_ptr.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_TSS_PTR_HPP
  12 #define BOOST_ASIO_DETAIL_TSS_PTR_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 # include <boost/asio/detail/null_tss_ptr.hpp>
  22 #elif defined(BOOST_ASIO_HAS_THREAD_KEYWORD_EXTENSION)
  23 # include <boost/asio/detail/keyword_tss_ptr.hpp>
  24 #elif defined(BOOST_ASIO_WINDOWS)
  25 # include <boost/asio/detail/win_tss_ptr.hpp>
  26 #elif defined(BOOST_ASIO_HAS_PTHREADS)
  27 # include <boost/asio/detail/posix_tss_ptr.hpp>
  28 #else
  29 # error Only Windows and POSIX are supported!
  30 #endif
  31
  32 #include <boost/asio/detail/push_options.hpp>
  33
  34 namespace boost {
  35 namespace asio {
  36 namespace detail {
  37
  38 template <typename T>
  39 class tss_ptr
  40 #if !defined(BOOST_ASIO_HAS_THREADS)
  41   : public null_tss_ptr<T>
  42 #elif defined(BOOST_ASIO_HAS_THREAD_KEYWORD_EXTENSION)
  43   : public keyword_tss_ptr<T>
  44 #elif defined(BOOST_ASIO_WINDOWS)
  45   : public win_tss_ptr<T>
  46 #elif defined(BOOST_ASIO_HAS_PTHREADS)
  47   : public posix_tss_ptr<T>
  48 #endif
  49 {
  50 public:
  51   void operator=(T* value)
  52   {
  53 #if !defined(BOOST_ASIO_HAS_THREADS)
  54     null_tss_ptr<T>::operator=(value);
  55 #elif defined(BOOST_ASIO_HAS_THREAD_KEYWORD_EXTENSION)
  56     keyword_tss_ptr<T>::operator=(value);
  57 #elif defined(BOOST_ASIO_WINDOWS)
  58     win_tss_ptr<T>::operator=(value);
  59 #elif defined(BOOST_ASIO_HAS_PTHREADS)
  60     posix_tss_ptr<T>::operator=(value);
  61 #endif
  62   }
  63 };
  64
  65 } // namespace detail
  66 } // namespace asio
  67 } // namespace boost
  68
  69 #include <boost/asio/detail/pop_options.hpp>
  70
  71 #endif // BOOST_ASIO_DETAIL_TSS_PTR_HPP