POSIX_THREADS_EXT

POSIX Threads Extensions option group. More...

Functions
int	pthread_getname_np (pthread_t thread, char *name, size_t len)
	Get the name of a thread (GNU extension).
int	pthread_setname_np (pthread_t thread, const char *name)
	Set the name of a thread (GNU extension).
int	pthread_timedjoin_np (pthread_t thread, void **status, const struct timespec *abstime)
	Wait for a thread to terminate with an absolute timeout (GNU extension).
int	pthread_tryjoin_np (pthread_t thread, void **status)
	Try to join a thread without blocking (GNU extension).

Detailed Description

POSIX Threads Extensions option group.

Function Documentation

pthread_getname_np()

int pthread_getname_np	(	pthread_t	thread,
		char *	name,
		size_t	len
	)

Get the name of a thread (GNU extension).

Parameters

thread	Thread to query.
name	Output buffer for the name.
len	Size of name buffer.

Returns

0 on success, or a positive error number on failure.

See also

https://pubs.opengroup.org/onlinepubs/9699919799/functions/pthread_getname_np.html

pthread_setname_np()

int pthread_setname_np	(	pthread_t	thread,
		const char *	name
	)

Set the name of a thread (GNU extension).

Parameters

thread	Thread to name.
name	Null-terminated name string (max 15 characters + NUL).

Returns

0 on success, or a positive error number on failure.

See also

https://pubs.opengroup.org/onlinepubs/9699919799/functions/pthread_setname_np.html

pthread_timedjoin_np()

int pthread_timedjoin_np	(	pthread_t	thread,
		void **	status,
		const struct timespec *	abstime
	)

Wait for a thread to terminate with an absolute timeout (GNU extension).

Parameters

thread	Thread to wait for.
status	Output: exit value or PTHREAD_CANCELED.
abstime	Absolute timeout (CLOCK_REALTIME).

Returns

0 on success, ETIMEDOUT on timeout, or a positive error number on failure.

See also

https://pubs.opengroup.org/onlinepubs/9699919799/functions/pthread_timedjoin_np.html

pthread_tryjoin_np()

int pthread_tryjoin_np	(	pthread_t	thread,
		void **	status
	)

Try to join a thread without blocking (GNU extension).

Parameters

thread	Thread to try to join.
status	Output: exit value if joined, or unchanged if not yet terminated.

Returns

0 if joined, EBUSY if the thread has not yet terminated, or a positive error number on failure.

See also

https://pubs.opengroup.org/onlinepubs/9699919799/functions/pthread_tryjoin_np.html