thread.c File Reference

Include dependency graph for thread.c:

Macros
#define	vlc_clock_setup()   pthread_once(&vlc_clock_once, vlc_clock_setup_once)
#define	VLC_THREAD_ASSERT(action)
#define	RUNNING_ON_VALGRIND   (0)
#define	VLC_STACKSIZE   (128 * sizeof (void *) * 1024)

Functions
static void	vlc_clock_setup_once (void)
static struct timespec	mtime_to_ts (mtime_t date)
void	vlc_trace (const char *fn, const char *file, unsigned line)
static void	vlc_thread_fatal (const char *action, int error, const char *function, const char *file, unsigned line)
void	vlc_mutex_init (vlc_mutex_t *p_mutex)
	Initializes a fast mutex. More...
void	vlc_mutex_init_recursive (vlc_mutex_t *p_mutex)
	Initializes a recursive mutex. More...
void	vlc_mutex_destroy (vlc_mutex_t *p_mutex)
	Deinitializes a mutex. More...
void	vlc_assert_locked (vlc_mutex_t *p_mutex)
void	vlc_mutex_lock (vlc_mutex_t *p_mutex)
	Acquires a mutex. More...
int	vlc_mutex_trylock (vlc_mutex_t *p_mutex)
	Tries to acquire a mutex. More...
void	vlc_mutex_unlock (vlc_mutex_t *p_mutex)
	Releases a mutex. More...
void	vlc_cond_init (vlc_cond_t *p_condvar)
	Initializes a condition variable. More...
void	vlc_cond_init_daytime (vlc_cond_t *p_condvar)
	Initializes a condition variable (wall clock). More...
void	vlc_cond_destroy (vlc_cond_t *p_condvar)
	Deinitializes a condition variable. More...
void	vlc_cond_signal (vlc_cond_t *p_condvar)
	Wakes up one thread waiting on a condition variable. More...
void	vlc_cond_broadcast (vlc_cond_t *p_condvar)
	Wakes up all threads waiting on a condition variable. More...
void	vlc_cond_wait (vlc_cond_t *p_condvar, vlc_mutex_t *p_mutex)
	Waits on a condition variable. More...
int	vlc_cond_timedwait (vlc_cond_t *p_condvar, vlc_mutex_t *p_mutex, mtime_t deadline)
	Waits on a condition variable up to a certain date. More...
int	vlc_cond_timedwait_daytime (vlc_cond_t *p_condvar, vlc_mutex_t *p_mutex, time_t deadline)
void	vlc_sem_init (vlc_sem_t *sem, unsigned value)
	Initializes a semaphore. More...
void	vlc_sem_destroy (vlc_sem_t *sem)
	Deinitializes a semaphore. More...
int	vlc_sem_post (vlc_sem_t *sem)
	Increments the value of a semaphore. More...
void	vlc_sem_wait (vlc_sem_t *sem)
	Waits on a semaphore. More...
void	vlc_rwlock_init (vlc_rwlock_t *lock)
	Initializes a read/write lock. More...
void	vlc_rwlock_destroy (vlc_rwlock_t *lock)
	Destroys an initialized unused read/write lock. More...
void	vlc_rwlock_rdlock (vlc_rwlock_t *lock)
	Acquires a read/write lock for reading. More...
void	vlc_rwlock_wrlock (vlc_rwlock_t *lock)
	Acquires a read/write lock for writing. More...
void	vlc_rwlock_unlock (vlc_rwlock_t *lock)
	Releases a read/write lock. More...
int	vlc_threadvar_create (vlc_threadvar_t *key, void(*destr)(void *))
	Allocates a thread-specific variable. More...
void	vlc_threadvar_delete (vlc_threadvar_t *p_tls)
	Deallocates a thread-specific variable. More...
int	vlc_threadvar_set (vlc_threadvar_t key, void *value)
	Sets a thread-specific variable. More...
void *	vlc_threadvar_get (vlc_threadvar_t key)
	Gets the value of a thread-local variable for the calling thread. More...
void	vlc_threads_setup (libvlc_int_t *p_libvlc)
static int	vlc_clone_attr (vlc_thread_t *th, pthread_attr_t *attr, void *(*entry)(void *), void *data, int priority)
int	vlc_clone (vlc_thread_t *th, void *(*entry)(void *), void *data, int priority)
	Creates and starts a new thread. More...
void	vlc_join (vlc_thread_t handle, void **result)
	Waits for a thread to complete (if needed), then destroys it. More...
int	vlc_clone_detach (vlc_thread_t *th, void *(*entry)(void *), void *data, int priority)
vlc_thread_t	vlc_thread_self (void)
	Thread handle. More...
unsigned long	vlc_thread_id (void)
	Thread identifier. More...
int	vlc_set_priority (vlc_thread_t th, int priority)
void	vlc_cancel (vlc_thread_t thread_id)
	Marks a thread as cancelled. More...
int	vlc_savecancel (void)
	Disables thread cancellation. More...
void	vlc_restorecancel (int state)
	Restores the cancellation state. More...
void	vlc_testcancel (void)
	Issues an explicit deferred cancellation point. More...
void	vlc_control_cancel (int cmd,...)
	Internal handler for thread cancellation. More...
mtime_t	mdate (void)
	Precision monotonic clock. More...
void	mwait (mtime_t deadline)
	Waits until a deadline. More...
void	msleep (mtime_t delay)
	Waits for an interval of time. More...
unsigned	vlc_GetCPUCount (void)
	Count CPUs. More...

Variables
static mach_timebase_info_data_t	vlc_clock_conversion_factor
static pthread_once_t	vlc_clock_once = PTHREAD_ONCE_INIT

Macro Definition Documentation

RUNNING_ON_VALGRIND

#define RUNNING_ON_VALGRIND   (0)

vlc_clock_setup

#define vlc_clock_setup

(

)

pthread_once(&vlc_clock_once, vlc_clock_setup_once)

VLC_STACKSIZE

#define VLC_STACKSIZE   (128 * sizeof (void *) * 1024)

VLC_THREAD_ASSERT

#define VLC_THREAD_ASSERT

(

action

)

Value:

if (unlikely(val)) \
        vlc_thread_fatal (action, val, __func__, __FILE__, __LINE__)

Function Documentation

mtime_to_ts()

static struct timespec mtime_to_ts ( mtime_t  date )

static

References CLOCK_FREQ, and lldiv().

Referenced by msleep(), vlc_cond_timedwait(), and vlc_cond_timedwait_daytime().

vlc_assert_locked()

void vlc_assert_locked

(

vlc_mutex_t *

p_mutex

)

References RUNNING_ON_VALGRIND.

vlc_clock_setup_once()

static void vlc_clock_setup_once ( void  )

static

References unlikely, and vlc_clock_conversion_factor.

vlc_clone_attr()

static int vlc_clone_attr ( vlc_thread_t *  th, pthread_attr_t *  attr, void *(*)(void *)  entry, void *  data, int  priority  )

static

References VLC_STACKSIZE.

Referenced by vlc_clone(), and vlc_clone_detach().

vlc_clone_detach()

int vlc_clone_detach	(	vlc_thread_t *	th,
		void *(*)(void *)	entry,
		void *	data,
		int	priority
	)

References vlc_clone_attr().

vlc_set_priority()

int vlc_set_priority	(	vlc_thread_t	th,
		int	priority
	)

< No error

References VLC_SUCCESS.

vlc_thread_fatal()

static void vlc_thread_fatal ( const char *  action, int  error, const char *  function, const char *  file, unsigned  line  )

static

References vlc_restorecancel(), vlc_savecancel(), vlc_thread_id(), and vlc_trace().

Referenced by vlc_restorecancel().

vlc_threads_setup()

void vlc_threads_setup

(

libvlc_int_t *

p_libvlc

)

vlc_trace()

void vlc_trace	(	const char *	fn,
		const char *	file,
		unsigned	line
	)

Referenced by vlc_thread_fatal().

Variable Documentation

vlc_clock_conversion_factor

mach_timebase_info_data_t vlc_clock_conversion_factor

static

Referenced by mdate(), and vlc_clock_setup_once().

vlc_clock_once

pthread_once_t vlc_clock_once = PTHREAD_ONCE_INIT

static