blob: a456c2a10b9990fbd80dd359db8b3c27e83b029a (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
|
//
// detail/posix_mutex.hpp
// ~~~~~~~~~~~~~~~~~~~~~~
//
// Copyright (c) 2003-2012 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 BOOST_ASIO_DETAIL_POSIX_MUTEX_HPP
#define BOOST_ASIO_DETAIL_POSIX_MUTEX_HPP
#if defined(_MSC_VER) && (_MSC_VER >= 1200)
# pragma once
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
#include <boost/asio/detail/config.hpp>
#if defined(BOOST_HAS_PTHREADS) && !defined(BOOST_ASIO_DISABLE_THREADS)
#include <pthread.h>
#include <boost/asio/detail/noncopyable.hpp>
#include <boost/asio/detail/scoped_lock.hpp>
#include <boost/asio/detail/push_options.hpp>
namespace boost {
namespace asio {
namespace detail {
class posix_event;
class posix_mutex
: private noncopyable
{
public:
typedef boost::asio::detail::scoped_lock<posix_mutex> scoped_lock;
// Constructor.
BOOST_ASIO_DECL posix_mutex();
// Destructor.
~posix_mutex()
{
::pthread_mutex_destroy(&mutex_); // Ignore EBUSY.
}
// Lock the mutex.
void lock()
{
(void)::pthread_mutex_lock(&mutex_); // Ignore EINVAL.
}
// Unlock the mutex.
void unlock()
{
(void)::pthread_mutex_unlock(&mutex_); // Ignore EINVAL.
}
private:
friend class posix_event;
::pthread_mutex_t mutex_;
};
} // namespace detail
} // namespace asio
} // namespace boost
#include <boost/asio/detail/pop_options.hpp>
#if defined(BOOST_ASIO_HEADER_ONLY)
# include <boost/asio/detail/impl/posix_mutex.ipp>
#endif // defined(BOOST_ASIO_HEADER_ONLY)
#endif // defined(BOOST_HAS_PTHREADS) && !defined(BOOST_ASIO_DISABLE_THREADS)
#endif // BOOST_ASIO_DETAIL_POSIX_MUTEX_HPP
|
Swift