| author | sl@SLION-WIN7.fritz.box |
| Fri, 15 Jun 2012 03:10:57 +0200 | |
| changeset 0 | bde4ae8d615e |
| permissions | -rw-r--r-- |
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// Copyright (C) 2001-2003 |
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// William E. Kempf |
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// |
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// Distributed under the Boost Software License, Version 1.0. (See accompanying |
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) |
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|
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#ifndef BOOST_MUTEX_WEK070601_HPP |
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#define BOOST_MUTEX_WEK070601_HPP |
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|
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#include <boost/thread/detail/config.hpp> |
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|
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#include <boost/utility.hpp> |
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#include <boost/thread/detail/lock.hpp> |
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|
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#if defined(BOOST_HAS_PTHREADS) |
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# include <pthread.h> |
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#endif |
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|
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#if defined(BOOST_HAS_MPTASKS) |
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# include "scoped_critical_region.hpp" |
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#endif |
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|
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namespace boost {
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|
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struct xtime; |
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// disable warnings about non dll import |
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// see: http://www.boost.org/more/separate_compilation.html#dlls |
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#ifdef BOOST_MSVC |
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# pragma warning(push) |
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# pragma warning(disable: 4251 4231 4660 4275) |
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#endif |
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|
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class BOOST_THREAD_DECL mutex |
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: private noncopyable |
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{
|
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public: |
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friend class detail::thread::lock_ops<mutex>; |
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|
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typedef detail::thread::scoped_lock<mutex> scoped_lock; |
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|
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mutex(); |
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~mutex(); |
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|
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private: |
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#if defined(BOOST_HAS_WINTHREADS) |
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typedef void* cv_state; |
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#elif defined(BOOST_HAS_PTHREADS) |
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struct cv_state |
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{
|
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pthread_mutex_t* pmutex; |
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}; |
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#elif defined(BOOST_HAS_MPTASKS) |
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struct cv_state |
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{
|
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}; |
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#endif |
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void do_lock(); |
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void do_unlock(); |
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void do_lock(cv_state& state); |
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void do_unlock(cv_state& state); |
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|
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#if defined(BOOST_HAS_WINTHREADS) |
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void* m_mutex; |
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bool m_critical_section; |
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#elif defined(BOOST_HAS_PTHREADS) |
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pthread_mutex_t m_mutex; |
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#elif defined(BOOST_HAS_MPTASKS) |
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threads::mac::detail::scoped_critical_region m_mutex; |
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threads::mac::detail::scoped_critical_region m_mutex_mutex; |
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#endif |
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}; |
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|
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class BOOST_THREAD_DECL try_mutex |
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: private noncopyable |
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{
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public: |
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friend class detail::thread::lock_ops<try_mutex>; |
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|
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typedef detail::thread::scoped_lock<try_mutex> scoped_lock; |
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typedef detail::thread::scoped_try_lock<try_mutex> scoped_try_lock; |
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|
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try_mutex(); |
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~try_mutex(); |
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|
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private: |
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#if defined(BOOST_HAS_WINTHREADS) |
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typedef void* cv_state; |
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#elif defined(BOOST_HAS_PTHREADS) |
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struct cv_state |
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{
|
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pthread_mutex_t* pmutex; |
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}; |
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#elif defined(BOOST_HAS_MPTASKS) |
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struct cv_state |
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{
|
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}; |
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#endif |
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void do_lock(); |
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bool do_trylock(); |
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void do_unlock(); |
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void do_lock(cv_state& state); |
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void do_unlock(cv_state& state); |
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|
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#if defined(BOOST_HAS_WINTHREADS) |
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void* m_mutex; |
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bool m_critical_section; |
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#elif defined(BOOST_HAS_PTHREADS) |
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pthread_mutex_t m_mutex; |
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#elif defined(BOOST_HAS_MPTASKS) |
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threads::mac::detail::scoped_critical_region m_mutex; |
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threads::mac::detail::scoped_critical_region m_mutex_mutex; |
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#endif |
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}; |
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|
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class BOOST_THREAD_DECL timed_mutex |
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: private noncopyable |
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{
|
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public: |
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friend class detail::thread::lock_ops<timed_mutex>; |
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|
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typedef detail::thread::scoped_lock<timed_mutex> scoped_lock; |
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typedef detail::thread::scoped_try_lock<timed_mutex> scoped_try_lock; |
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typedef detail::thread::scoped_timed_lock<timed_mutex> scoped_timed_lock; |
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|
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timed_mutex(); |
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~timed_mutex(); |
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|
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private: |
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#if defined(BOOST_HAS_WINTHREADS) |
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typedef void* cv_state; |
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#elif defined(BOOST_HAS_PTHREADS) |
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struct cv_state |
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{
|
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pthread_mutex_t* pmutex; |
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}; |
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#elif defined(BOOST_HAS_MPTASKS) |
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struct cv_state |
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{
|
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}; |
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#endif |
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void do_lock(); |
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bool do_trylock(); |
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bool do_timedlock(const xtime& xt); |
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void do_unlock(); |
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void do_lock(cv_state& state); |
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void do_unlock(cv_state& state); |
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|
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#if defined(BOOST_HAS_WINTHREADS) |
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void* m_mutex; |
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#elif defined(BOOST_HAS_PTHREADS) |
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pthread_mutex_t m_mutex; |
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pthread_cond_t m_condition; |
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bool m_locked; |
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#elif defined(BOOST_HAS_MPTASKS) |
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threads::mac::detail::scoped_critical_region m_mutex; |
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threads::mac::detail::scoped_critical_region m_mutex_mutex; |
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#endif |
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}; |
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#ifdef BOOST_MSVC |
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# pragma warning(pop) |
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#endif |
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} // namespace boost |
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|
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// Change Log: |
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// 8 Feb 01 WEKEMPF Initial version. |
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// 22 May 01 WEKEMPF Modified to use xtime for time outs. Factored out |
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// to three classes, mutex, try_mutex and timed_mutex. |
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// 3 Jan 03 WEKEMPF Modified for DLL implementation. |
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|
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#endif // BOOST_MUTEX_WEK070601_HPP |