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0001 //
0002 // detail/impl/posix_mutex.ipp
0003 // ~~~~~~~~~~~~~~~~~~~~~~~~~~~
0004 //
0005 // Copyright (c) 2003-2023 Christopher M. Kohlhoff (chris at kohlhoff dot com)
0006 //
0007 // Distributed under the Boost Software License, Version 1.0. (See accompanying
0008 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
0009 //
0010 
0011 #ifndef BOOST_ASIO_DETAIL_IMPL_POSIX_MUTEX_IPP
0012 #define BOOST_ASIO_DETAIL_IMPL_POSIX_MUTEX_IPP
0013 
0014 #if defined(_MSC_VER) && (_MSC_VER >= 1200)
0015 # pragma once
0016 #endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
0017 
0018 #include <boost/asio/detail/config.hpp>
0019 
0020 #if defined(BOOST_ASIO_HAS_PTHREADS)
0021 
0022 #include <boost/asio/detail/posix_mutex.hpp>
0023 #include <boost/asio/detail/throw_error.hpp>
0024 #include <boost/asio/error.hpp>
0025 
0026 #include <boost/asio/detail/push_options.hpp>
0027 
0028 namespace boost {
0029 namespace asio {
0030 namespace detail {
0031 
0032 posix_mutex::posix_mutex()
0033 {
0034   int error = ::pthread_mutex_init(&mutex_, 0);
0035   boost::system::error_code ec(error,
0036       boost::asio::error::get_system_category());
0037   boost::asio::detail::throw_error(ec, "mutex");
0038 }
0039 
0040 } // namespace detail
0041 } // namespace asio
0042 } // namespace boost
0043 
0044 #include <boost/asio/detail/pop_options.hpp>
0045 
0046 #endif // defined(BOOST_ASIO_HAS_PTHREADS)
0047 
0048 #endif // BOOST_ASIO_DETAIL_IMPL_POSIX_MUTEX_IPP