#define vlc_mutex_lock( P_MUTEX ) \
__vlc_mutex_lock( __FILE__, __LINE__, P_MUTEX )
-#if defined( PTHREAD_COND_T_IN_PTHREAD_H )
+#if defined(LIBVLC_USE_PTHREAD)
static inline unsigned long int CAST_PTHREAD_TO_INT (pthread_t th)
{
union { pthread_t th; unsigned long int i; } v = { };
/* In case of error : */
unsigned long int i_thread = 0;
-#if defined( PTH_INIT_IN_PTH_H )
- i_result = ( pth_mutex_acquire( &p_mutex->mutex, FALSE, NULL ) == FALSE );
-
-#elif defined( ST_INIT_IN_ST_H )
- i_result = st_mutex_lock( p_mutex->mutex );
-
-#elif defined( UNDER_CE )
+#if defined( UNDER_CE )
EnterCriticalSection( &p_mutex->csection );
i_result = 0;
i_result = acquire_sem( p_mutex->lock );
}
-#elif defined( PTHREAD_COND_T_IN_PTHREAD_H )
+#elif defined(LIBVLC_USE_PTHREAD)
# define vlc_assert_locked( m ) \
assert (pthread_mutex_lock (&((m)->mutex)) == EDEADLK)
errno = i_result;
}
-#elif defined( HAVE_CTHREADS_H )
- mutex_lock( p_mutex->mutex );
- i_result = 0;
-
#endif
if( i_result )
/* In case of error : */
unsigned long int i_thread = 0;
-#if defined( PTH_INIT_IN_PTH_H )
- i_result = ( pth_mutex_release( &p_mutex->mutex ) == FALSE );
-
-#elif defined( ST_INIT_IN_ST_H )
- i_result = st_mutex_unlock( p_mutex->mutex );
-
-#elif defined( UNDER_CE )
+#if defined( UNDER_CE )
LeaveCriticalSection( &p_mutex->csection );
i_result = 0;
return B_OK;
}
-#elif defined( PTHREAD_COND_T_IN_PTHREAD_H )
+#elif defined(LIBVLC_USE_PTHREAD)
i_result = pthread_mutex_unlock( &p_mutex->mutex );
if ( i_result )
{
errno = i_result;
}
-#elif defined( HAVE_CTHREADS_H )
- mutex_unlock( p_mutex );
- i_result = 0;
-
#endif
if( i_result )
/* In case of error : */
unsigned long int i_thread = 0;
-#if defined( PTH_INIT_IN_PTH_H )
- i_result = ( pth_cond_notify( &p_condvar->cond, FALSE ) == FALSE );
-
-#elif defined( ST_INIT_IN_ST_H )
- i_result = st_cond_signal( p_condvar->cond );
-
-#elif defined( UNDER_CE )
+#if defined( UNDER_CE )
PulseEvent( p_condvar->event );
i_result = 0;
i_result = 0;
}
-#elif defined( PTHREAD_COND_T_IN_PTHREAD_H )
+#elif defined(LIBVLC_USE_PTHREAD)
i_result = pthread_cond_signal( &p_condvar->cond );
if ( i_result )
{
errno = i_result;
}
-#elif defined( HAVE_CTHREADS_H )
- /* condition_signal() */
- if ( p_condvar->queue.head || p_condvar->implications )
- {
- cond_signal( (condition_t)p_condvar );
- }
- i_result = 0;
-
#endif
if( i_result )
/* In case of error : */
unsigned long int i_thread = 0;
-#if defined( PTH_INIT_IN_PTH_H )
- i_result = ( pth_cond_await( &p_condvar->cond, &p_mutex->mutex, NULL )
- == FALSE );
-
-#elif defined( ST_INIT_IN_ST_H )
- st_mutex_unlock( p_mutex->mutex );
- i_result = st_cond_wait( p_condvar->cond );
- st_mutex_lock( p_mutex->mutex );
-
-#elif defined( UNDER_CE )
+#if defined( UNDER_CE )
p_condvar->i_waiting_threads++;
LeaveCriticalSection( &p_mutex->csection );
WaitForSingleObject( p_condvar->event, INFINITE );
vlc_mutex_lock( p_mutex );
i_result = 0;
-#elif defined( PTHREAD_COND_T_IN_PTHREAD_H )
+#elif defined(LIBVLC_USE_PTHREAD)
# ifdef DEBUG
/* In debug mode, timeout */
errno = i_result;
}
-#elif defined( HAVE_CTHREADS_H )
- condition_wait( (condition_t)p_condvar, (mutex_t)p_mutex );
- i_result = 0;
-
#endif
if( i_result )
int i_res;
unsigned long int i_thread = 0;
-#if defined( PTH_INIT_IN_PTH_H )
-# error Unimplemented
-#elif defined( ST_INIT_IN_ST_H )
-# error Unimplemented
-#elif defined( UNDER_CE )
+#if defined( UNDER_CE )
mtime_t delay_ms = (deadline - mdate())/1000;
DWORD result;
#elif defined( HAVE_KERNEL_SCHEDULER_H )
# error Unimplemented
-#elif defined( PTHREAD_COND_T_IN_PTHREAD_H )
+#elif defined(LIBVLC_USE_PTHREAD)
lldiv_t d = lldiv( deadline, 1000000 );
struct timespec ts = { d.quot, d.rem * 1000 };
errno = i_res;
}
-#elif defined( HAVE_CTHREADS_H )
-# error Unimplemented
#endif
if( i_res )
{
int i_ret;
-#if defined( PTH_INIT_IN_PTH_H )
- return pth_key_setdata( p_tls->handle, p_value );
-#elif defined( ST_INIT_IN_ST_H )
- return st_thread_setspecific( p_tls->handle, p_value );
-#elif defined( HAVE_KERNEL_SCHEDULER_H )
+#if defined( HAVE_KERNEL_SCHEDULER_H )
return -1;
#elif defined( UNDER_CE ) || defined( WIN32 )
i_ret = ( TlsSetValue( p_tls->handle, p_value ) != 0 );
-#elif defined( PTHREAD_COND_T_IN_PTHREAD_H )
+#elif defined(LIBVLC_USE_PTHREAD)
i_ret = pthread_setspecific( p_tls->handle, p_value );
-#elif defined( HAVE_CTHREADS_H )
- i_ret = cthread_setspecific( p_tls->handle, p_value );
#endif
return i_ret;
{
void* p_ret;
-#if defined( PTH_INIT_IN_PTH_H )
- p_ret = pth_key_getdata( p_handle->key );
-#elif defined( ST_INIT_IN_ST_H )
- p_ret = st_thread_getspecific( p_handle->key );
-#elif defined( HAVE_KERNEL_SCHEDULER_H )
+#if defined( HAVE_KERNEL_SCHEDULER_H )
p_ret = NULL;
#elif defined( UNDER_CE ) || defined( WIN32 )
p_ret = TlsGetValue( p_tls->handle );
-#elif defined( PTHREAD_COND_T_IN_PTHREAD_H )
+#elif defined(LIBVLC_USE_PTHREAD)
p_ret = pthread_getspecific( p_tls->handle );
-#elif defined( HAVE_CTHREADS_H )
- if ( !cthread_getspecific( p_tls->handle, &p_ret ) )
- {
- p_ret = NULL;
- }
#endif
return p_ret;
}
+# if defined (_POSIX_SPIN_LOCKS) && ((_POSIX_SPIN_LOCKS - 0) > 0)
+typedef struct
+{
+ pthread_spinlock_t spin;
+} vlc_spinlock_t;
+
+/**
+ * Initializes a spinlock.
+ */
+static inline int vlc_spin_init (vlc_spinlock_t *spin)
+{
+ return pthread_spin_init (&spin->spin, PTHREAD_PROCESS_PRIVATE);
+}
+
+/**
+ * Acquires a spinlock.
+ */
+static inline int vlc_spin_lock (vlc_spinlock_t *spin)
+{
+ return pthread_spin_lock (&spin->spin);
+}
+
+/**
+ * Releases a spinlock.
+ */
+static inline int vlc_spin_unlock (vlc_spinlock_t *spin)
+{
+ return pthread_spin_unlock (&spin->spin);
+}
+
+/**
+ * Deinitializes a spinlock.
+ */
+static inline int vlc_spin_destroy (vlc_spinlock_t *spin)
+{
+ return pthread_spin_destroy (&spin->spin);
+}
+
+#elif defined( WIN32 )
+
+typedef CRITICAL_SECTION vlc_spinlock_t;
+
+/**
+ * Initializes a spinlock.
+ */
+static inline int vlc_spin_init (vlc_spinlock_t *spin)
+{
+ return !InitializeCriticalSectionAndSpinCount(spin, 4000);
+}
+
+/**
+ * Acquires a spinlock.
+ */
+static inline int vlc_spin_lock (vlc_spinlock_t *spin)
+{
+ EnterCriticalSection(spin);
+ return 0;
+}
+
+/**
+ * Releases a spinlock.
+ */
+static inline int vlc_spin_unlock (vlc_spinlock_t *spin)
+{
+ LeaveCriticalSection(spin);
+ return 0;
+}
+
+/**
+ * Deinitializes a spinlock.
+ */
+static inline int vlc_spin_destroy (vlc_spinlock_t *spin)
+{
+ DeleteCriticalSection(spin);
+ return 0;
+}
+
+
+#else
+
+
+/* Fallback to plain mutexes if spinlocks are not available */
+typedef vlc_mutex_t vlc_spinlock_t;
+
+static inline int vlc_spin_init (vlc_spinlock_t *spin)
+{
+ return __vlc_mutex_init (NULL, spin);
+}
+
+# define vlc_spin_lock vlc_mutex_lock
+# define vlc_spin_unlock vlc_mutex_unlock
+# define vlc_spin_destroy vlc_mutex_destroy
+#endif
+
/*****************************************************************************
* vlc_thread_create: create a thread
*****************************************************************************/