Last change
on this file since 46 was
29,
checked in by landauf, 17 years ago
|
updated boost from 1_33_1 to 1_34_1
|
File size:
1.5 KB
|
Rev | Line | |
---|
[29] | 1 | #ifndef BOOST_DETAIL_LWM_PTHREADS_HPP_INCLUDED |
---|
| 2 | #define BOOST_DETAIL_LWM_PTHREADS_HPP_INCLUDED |
---|
| 3 | |
---|
| 4 | // MS compatible compilers support #pragma once |
---|
| 5 | |
---|
| 6 | #if defined(_MSC_VER) && (_MSC_VER >= 1020) |
---|
| 7 | # pragma once |
---|
| 8 | #endif |
---|
| 9 | |
---|
| 10 | // |
---|
| 11 | // boost/detail/lwm_pthreads.hpp |
---|
| 12 | // |
---|
| 13 | // Copyright (c) 2002 Peter Dimov and Multi Media Ltd. |
---|
| 14 | // |
---|
| 15 | // Distributed under the Boost Software License, Version 1.0. (See |
---|
| 16 | // accompanying file LICENSE_1_0.txt or copy at |
---|
| 17 | // http://www.boost.org/LICENSE_1_0.txt) |
---|
| 18 | // |
---|
| 19 | |
---|
| 20 | #include <pthread.h> |
---|
| 21 | |
---|
| 22 | namespace boost |
---|
| 23 | { |
---|
| 24 | |
---|
| 25 | namespace detail |
---|
| 26 | { |
---|
| 27 | |
---|
| 28 | class lightweight_mutex |
---|
| 29 | { |
---|
| 30 | private: |
---|
| 31 | |
---|
| 32 | pthread_mutex_t m_; |
---|
| 33 | |
---|
| 34 | lightweight_mutex(lightweight_mutex const &); |
---|
| 35 | lightweight_mutex & operator=(lightweight_mutex const &); |
---|
| 36 | |
---|
| 37 | public: |
---|
| 38 | |
---|
| 39 | lightweight_mutex() |
---|
| 40 | { |
---|
| 41 | |
---|
| 42 | // HPUX 10.20 / DCE has a nonstandard pthread_mutex_init |
---|
| 43 | |
---|
| 44 | #if defined(__hpux) && defined(_DECTHREADS_) |
---|
| 45 | pthread_mutex_init(&m_, pthread_mutexattr_default); |
---|
| 46 | #else |
---|
| 47 | pthread_mutex_init(&m_, 0); |
---|
| 48 | #endif |
---|
| 49 | } |
---|
| 50 | |
---|
| 51 | ~lightweight_mutex() |
---|
| 52 | { |
---|
| 53 | pthread_mutex_destroy(&m_); |
---|
| 54 | } |
---|
| 55 | |
---|
| 56 | class scoped_lock; |
---|
| 57 | friend class scoped_lock; |
---|
| 58 | |
---|
| 59 | class scoped_lock |
---|
| 60 | { |
---|
| 61 | private: |
---|
| 62 | |
---|
| 63 | pthread_mutex_t & m_; |
---|
| 64 | |
---|
| 65 | scoped_lock(scoped_lock const &); |
---|
| 66 | scoped_lock & operator=(scoped_lock const &); |
---|
| 67 | |
---|
| 68 | public: |
---|
| 69 | |
---|
| 70 | scoped_lock(lightweight_mutex & m): m_(m.m_) |
---|
| 71 | { |
---|
| 72 | pthread_mutex_lock(&m_); |
---|
| 73 | } |
---|
| 74 | |
---|
| 75 | ~scoped_lock() |
---|
| 76 | { |
---|
| 77 | pthread_mutex_unlock(&m_); |
---|
| 78 | } |
---|
| 79 | }; |
---|
| 80 | }; |
---|
| 81 | |
---|
| 82 | } // namespace detail |
---|
| 83 | |
---|
| 84 | } // namespace boost |
---|
| 85 | |
---|
| 86 | #endif // #ifndef BOOST_DETAIL_LWM_PTHREADS_HPP_INCLUDED |
---|
Note: See
TracBrowser
for help on using the repository browser.