-/*****************************************************************************
- * vlc_cond_signal: start a thread on condition completion
- *****************************************************************************/
-#define vlc_cond_signal( P_COND ) \
- __vlc_cond_signal( __FILE__, __LINE__, P_COND )
-
-static inline void __vlc_cond_signal( const char * psz_file, int i_line,
- vlc_cond_t *p_condvar )
-{
-#if defined(LIBVLC_USE_PTHREAD)
- int val = pthread_cond_signal( p_condvar );
- VLC_THREAD_ASSERT ("signaling condition variable");
-
-#elif defined( UNDER_CE ) || defined( WIN32 )
- (void)psz_file; (void)i_line;
-
- /* Release one waiting thread if one is available. */
- /* For this trick to work properly, the vlc_cond_signal must be surrounded
- * by a mutex. This will prevent another thread from stealing the signal */
- /* PulseEvent() only works if none of the waiting threads is suspended.
- * This is particularily problematic under a debug session.
- * as documented in http://support.microsoft.com/kb/q173260/ */
- PulseEvent( *p_condvar );
-
-#endif
-}
-
-/*****************************************************************************
- * vlc_cond_wait: wait until condition completion
- *****************************************************************************/
-#define vlc_cond_wait( P_COND, P_MUTEX ) \
- __vlc_cond_wait( __FILE__, __LINE__, P_COND, P_MUTEX )
-
-static inline void __vlc_cond_wait( const char * psz_file, int i_line,
- vlc_cond_t *p_condvar, vlc_mutex_t *p_mutex )
-{
-#if defined(LIBVLC_USE_PTHREAD)
- int val = pthread_cond_wait( p_condvar, p_mutex );
- VLC_THREAD_ASSERT ("waiting on condition");
-
-#elif defined( UNDER_CE )
- LeaveCriticalSection( &p_mutex->csection );
- WaitForSingleObject( *p_condvar, INFINITE );
-
- /* Reacquire the mutex before returning. */
- vlc_mutex_lock( p_mutex );
-
-#elif defined( WIN32 )
- do
- vlc_testcancel ();
- while (SignalObjectAndWait (*p_mutex, *p_condvar, INFINITE, TRUE)
- == WAIT_IO_COMPLETION);
-
- /* Reacquire the mutex before returning. */
- vlc_mutex_lock( p_mutex );
-
- (void)psz_file; (void)i_line;
-
-#endif
-}
-
-
-/*****************************************************************************
- * vlc_cond_timedwait: wait until condition completion or expiration
- *****************************************************************************
- * Returns 0 if object signaled, an error code in case of timeout or error.
- *****************************************************************************/
-#define vlc_cond_timedwait( c, m, d ) \
- __vlc_cond_timedwait( __FILE__, __LINE__, c, m, check_deadline(d) )
-
-static inline int __vlc_cond_timedwait( const char * psz_file, int i_line,
- vlc_cond_t *p_condvar,
- vlc_mutex_t *p_mutex,
- mtime_t deadline )
-{
-#if defined(LIBVLC_USE_PTHREAD)
- lldiv_t d = lldiv( deadline, CLOCK_FREQ );
- struct timespec ts = { d.quot, d.rem * (1000000000 / CLOCK_FREQ) };
-
- int val = pthread_cond_timedwait (p_condvar, p_mutex, &ts);
- if (val != ETIMEDOUT)
- VLC_THREAD_ASSERT ("timed-waiting on condition");
- return val;
-
-#elif defined( UNDER_CE )
- mtime_t delay_ms = (deadline - mdate()) / (CLOCK_FREQ / 1000);
- DWORD result;
- if( delay_ms < 0 )
- delay_ms = 0;
-
- LeaveCriticalSection( &p_mutex->csection );
- result = WaitForSingleObject( *p_condvar, delay_ms );
-
- /* Reacquire the mutex before returning. */
- vlc_mutex_lock( p_mutex );
-
- (void)psz_file; (void)i_line;
-
- return (result == WAIT_TIMEOUT) ? ETIMEDOUT : 0;
-
-#elif defined( WIN32 )
- DWORD result;
-
- (void)psz_file; (void)i_line;
-
- do
- {
- vlc_testcancel ();
-
- mtime_t total = (deadline - mdate ())/1000;
- if( total < 0 )
- total = 0;
-
- DWORD delay = (total > 0x7fffffff) ? 0x7fffffff : total;
- result = SignalObjectAndWait (*p_mutex, *p_condvar, delay, TRUE);
- }
- while (result == WAIT_IO_COMPLETION);
-
- /* Reacquire the mutex before return/cancel. */
- vlc_mutex_lock (p_mutex);
- return (result == WAIT_OBJECT_0) ? 0 : ETIMEDOUT;
-
-#endif
-}
-
-/*****************************************************************************
- * vlc_cond_destroy: destroy a condition
- *****************************************************************************/
-#define vlc_cond_destroy( P_COND ) \
- __vlc_cond_destroy( __FILE__, __LINE__, P_COND )
-
-/*****************************************************************************
- * vlc_threadvar_set: create: set the value of a thread-local variable
- *****************************************************************************/
-static inline int vlc_threadvar_set( vlc_threadvar_t * p_tls, void *p_value )
-{
- int i_ret;
-
-#if defined(LIBVLC_USE_PTHREAD)
- i_ret = pthread_setspecific( *p_tls, p_value );
-
-#elif defined( UNDER_CE ) || defined( WIN32 )
- i_ret = TlsSetValue( *p_tls, p_value ) ? EINVAL : 0;
-
-#endif
-
- return i_ret;
-}
-
-/*****************************************************************************
- * vlc_threadvar_get: create: get the value of a thread-local variable
- *****************************************************************************/
-static inline void* vlc_threadvar_get( vlc_threadvar_t * p_tls )
-{
- void *p_ret;
-
-#if defined(LIBVLC_USE_PTHREAD)
- p_ret = pthread_getspecific( *p_tls );
-
-#elif defined( UNDER_CE ) || defined( WIN32 )
- p_ret = TlsGetValue( *p_tls );
-
-#endif
-
- return p_ret;
-}
-