-rw-r--r-- | noncore/multimedia/opieplayer2/threadutil.cpp | 17 | ||||
-rw-r--r-- | noncore/multimedia/opieplayer2/threadutil.h | 6 |
2 files changed, 11 insertions, 12 deletions
diff --git a/noncore/multimedia/opieplayer2/threadutil.cpp b/noncore/multimedia/opieplayer2/threadutil.cpp index 7a9e1a4..ff38b1e 100644 --- a/noncore/multimedia/opieplayer2/threadutil.cpp +++ b/noncore/multimedia/opieplayer2/threadutil.cpp @@ -112,105 +112,110 @@ bool WaitCondition::wait( Mutex &mutex ) { return pthread_cond_wait( &d->waitCondition, &mutex.d->mutex ); } void WaitCondition::wakeOne() { pthread_cond_signal( &d->waitCondition ); } void WaitCondition::wakeAll() { pthread_cond_broadcast( &d->waitCondition ); } struct Thread::Data { Data() : isRunning( false ) {} pthread_t self; Mutex guard; bool isRunning; WaitCondition finishCondition; + + Thread *thr; + + void run() { thr->run(); } }; extern "C" { static void terminate_thread( void *arg ) { Thread::Data *data = ( Thread::Data* )arg; assert( data ); AutoLock locker( data->guard ); data->isRunning = false; data->finishCondition.wakeAll(); } -void *_threadutil_start_thread( void *arg ) +static void *start_thread( void *arg ) { - Thread *thr = ( Thread* )arg; + Thread::Data *data = ( Thread::Data* )arg; - pthread_cleanup_push( terminate_thread, thr->d ); + pthread_cleanup_push( terminate_thread, data ); - thr->d->isRunning = true; - thr->run(); + data->isRunning = true; + data->run(); pthread_cleanup_pop( true ); Thread::exit(); return 0; // never reached } } Thread::Thread() : d( new Data ) { + d->thr = this; } Thread::~Thread() { assert( d->isRunning == false ); delete d; } void Thread::start() { AutoLock lock( d->guard ); if ( d->isRunning ) { qDebug( "ThreadUtil::Thread::start() called for running thread." ); return; } pthread_attr_t attributes; pthread_attr_init( &attributes ); pthread_attr_setscope( &attributes, PTHREAD_SCOPE_SYSTEM ); - int err = pthread_create( &d->self, &attributes, _threadutil_start_thread, ( void* )this ); + int err = pthread_create( &d->self, &attributes, start_thread, ( void* )d ); if ( err != 0 ) { qDebug( "ThreadUtil::Thread::start() : can't create thread: %s", strerror( err ) ); pthread_attr_destroy( &attributes ); return; } pthread_attr_destroy( &attributes ); } void Thread::terminate() { AutoLock lock( d->guard ); if ( !d->isRunning ) return; pthread_cancel( d->self ); } bool Thread::wait() { AutoLock lock( d->guard ); if ( !d->isRunning ) return true; return d->finishCondition.wait( d->guard ); diff --git a/noncore/multimedia/opieplayer2/threadutil.h b/noncore/multimedia/opieplayer2/threadutil.h index 21ae6b2..2fd0c68 100644 --- a/noncore/multimedia/opieplayer2/threadutil.h +++ b/noncore/multimedia/opieplayer2/threadutil.h @@ -5,53 +5,48 @@ modify it under the terms of the GNU Library General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License for more details. You should have received a copy of the GNU Library General Public License along with this library; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #ifndef THREADUTIL_H #define THREADUTIL_H #include <qvaluelist.h> #include <qobject.h> #include <qguardedptr.h> class QSocketNotifier; -extern "C" -{ - void *_threadutil_start_thread( void* ); -} - namespace ThreadUtil { class Mutex { friend class WaitCondition; public: Mutex(); ~Mutex(); void lock(); void unlock(); bool tryLock(); bool isLocked(); private: struct Data; Data *d; Mutex( const Mutex & ); Mutex &operator=( const Mutex & ); }; class AutoLock @@ -67,49 +62,48 @@ namespace ThreadUtil }; class WaitCondition { public: WaitCondition(); ~WaitCondition(); bool wait(); bool wait( Mutex &mutex ); void wakeOne(); void wakeAll(); private: struct Data; Data *d; WaitCondition( const WaitCondition & ); WaitCondition &operator=( const WaitCondition & ); }; class Thread { - friend void *::_threadutil_start_thread( void* ); public: struct Data; Thread(); virtual ~Thread(); void start(); void terminate(); bool wait(); bool isRunning() const; static void exit(); protected: virtual void run() = 0; private: Data *d; }; class OnewayNotifier : public QObject { Q_OBJECT |