ceph/src/boost/libs/asio/include/boost/asio/detail/impl/posix_thread.ipp

   1 //
   2 // detail/impl/posix_thread.ipp
   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_IMPL_POSIX_THREAD_IPP
  12 #define BOOST_ASIO_DETAIL_IMPL_POSIX_THREAD_IPP
  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_PTHREADS)
  21
  22 #include <boost/asio/detail/posix_thread.hpp>
  23 #include <boost/asio/detail/throw_error.hpp>
  24 #include <boost/asio/error.hpp>
  25
  26 #include <boost/asio/detail/push_options.hpp>
  27
  28 namespace boost {
  29 namespace asio {
  30 namespace detail {
  31
  32 posix_thread::~posix_thread()
  33 {
  34   if (!joined_)
  35     ::pthread_detach(thread_);
  36 }
  37
  38 void posix_thread::join()
  39 {
  40   if (!joined_)
  41   {
  42     ::pthread_join(thread_, 0);
  43     joined_ = true;
  44   }
  45 }
  46
  47 void posix_thread::start_thread(func_base* arg)
  48 {
  49   int error = ::pthread_create(&thread_, 0,
  50         boost_asio_detail_posix_thread_function, arg);
  51   if (error != 0)
  52   {
  53     delete arg;
  54     boost::system::error_code ec(error,
  55         boost::asio::error::get_system_category());
  56     boost::asio::detail::throw_error(ec, "thread");
  57   }
  58 }
  59
  60 void* boost_asio_detail_posix_thread_function(void* arg)
  61 {
  62   posix_thread::auto_func_base_ptr func = {
  63       static_cast<posix_thread::func_base*>(arg) };
  64   func.ptr->run();
  65   return 0;
  66 }
  67
  68 } // namespace detail
  69 } // namespace asio
  70 } // namespace boost
  71
  72 #include <boost/asio/detail/pop_options.hpp>
  73
  74 #endif // defined(BOOST_ASIO_HAS_PTHREADS)
  75
  76 #endif // BOOST_ASIO_DETAIL_IMPL_POSIX_THREAD_IPP