65 lines
1.3 KiB
C++
65 lines
1.3 KiB
C++
//
|
|
// detail/posix_static_mutex.hpp
|
|
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|
|
//
|
|
// Copyright (c) 2003-2023 Christopher M. Kohlhoff (chris at kohlhoff dot com)
|
|
//
|
|
// Distributed under the Boost Software License, Version 1.0. (See accompanying
|
|
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
|
|
//
|
|
|
|
#ifndef ASIO_DETAIL_POSIX_STATIC_MUTEX_HPP
|
|
#define ASIO_DETAIL_POSIX_STATIC_MUTEX_HPP
|
|
|
|
#if defined(_MSC_VER) && (_MSC_VER >= 1200)
|
|
# pragma once
|
|
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
|
|
|
|
#include "asio/detail/config.hpp"
|
|
|
|
#if defined(ASIO_HAS_PTHREADS)
|
|
|
|
#include <pthread.h>
|
|
#include "asio/detail/scoped_lock.hpp"
|
|
|
|
#include "asio/detail/push_options.hpp"
|
|
|
|
namespace asio {
|
|
namespace detail {
|
|
|
|
struct posix_static_mutex
|
|
{
|
|
typedef asio::detail::scoped_lock<posix_static_mutex> scoped_lock;
|
|
|
|
// Initialise the mutex.
|
|
void init()
|
|
{
|
|
// Nothing to do.
|
|
}
|
|
|
|
// Lock the mutex.
|
|
void lock()
|
|
{
|
|
(void)::pthread_mutex_lock(&mutex_); // Ignore EINVAL.
|
|
}
|
|
|
|
// Unlock the mutex.
|
|
void unlock()
|
|
{
|
|
(void)::pthread_mutex_unlock(&mutex_); // Ignore EINVAL.
|
|
}
|
|
|
|
::pthread_mutex_t mutex_;
|
|
};
|
|
|
|
#define ASIO_POSIX_STATIC_MUTEX_INIT { PTHREAD_MUTEX_INITIALIZER }
|
|
|
|
} // namespace detail
|
|
} // namespace asio
|
|
|
|
#include "asio/detail/pop_options.hpp"
|
|
|
|
#endif // defined(ASIO_HAS_PTHREADS)
|
|
|
|
#endif // ASIO_DETAIL_POSIX_STATIC_MUTEX_HPP
|