posix_thread.ipp 1.7 KB

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  1. //
  2. // detail/impl/posix_thread.ipp
  3. // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  4. //
  5. // Copyright (c) 2003-2013 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. #ifndef BOOST_ASIO_DETAIL_IMPL_POSIX_THREAD_IPP
  11. #define BOOST_ASIO_DETAIL_IMPL_POSIX_THREAD_IPP
  12. #if defined(_MSC_VER) && (_MSC_VER >= 1200)
  13. # pragma once
  14. #endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
  15. #include <boost/asio/detail/config.hpp>
  16. #if defined(BOOST_ASIO_HAS_PTHREADS)
  17. #include <boost/asio/detail/posix_thread.hpp>
  18. #include <boost/asio/detail/throw_error.hpp>
  19. #include <boost/asio/error.hpp>
  20. #include <boost/asio/detail/push_options.hpp>
  21. namespace boost {
  22. namespace asio {
  23. namespace detail {
  24. posix_thread::~posix_thread()
  25. {
  26. if (!joined_)
  27. ::pthread_detach(thread_);
  28. }
  29. void posix_thread::join()
  30. {
  31. if (!joined_)
  32. {
  33. ::pthread_join(thread_, 0);
  34. joined_ = true;
  35. }
  36. }
  37. void posix_thread::start_thread(func_base* arg)
  38. {
  39. int error = ::pthread_create(&thread_, 0,
  40. boost_asio_detail_posix_thread_function, arg);
  41. if (error != 0)
  42. {
  43. delete arg;
  44. boost::system::error_code ec(error,
  45. boost::asio::error::get_system_category());
  46. boost::asio::detail::throw_error(ec, "thread");
  47. }
  48. }
  49. void* boost_asio_detail_posix_thread_function(void* arg)
  50. {
  51. posix_thread::auto_func_base_ptr func = {
  52. static_cast<posix_thread::func_base*>(arg) };
  53. func.ptr->run();
  54. return 0;
  55. }
  56. } // namespace detail
  57. } // namespace asio
  58. } // namespace boost
  59. #include <boost/asio/detail/pop_options.hpp>
  60. #endif // defined(BOOST_ASIO_HAS_PTHREADS)
  61. #endif // BOOST_ASIO_DETAIL_IMPL_POSIX_THREAD_IPP