Thread cancellation features. More...

Detailed Description

Thread cancellation features.

Note: None of these functions are implemented, yet.; Do not include this header file directly, but pthread.h.

This graph shows which files directly or indirectly include this file:

#define	PTHREAD_CANCEL_DISABLE 0

#define	PTHREAD_CANCEL_ENABLE 1

#define	PTHREAD_CANCEL_DEFERRED 0

#define	PTHREAD_CANCEL_ASYNCHRONOUS 1

#define	PTHREAD_CANCELED ((void *) -2)
	Thread exit status after a canceled thread has terminated.

int	pthread_setcancelstate (int state, int *oldstate)
	Cancellation point are not supported, yet. More...

int	pthread_setcanceltype (int type, int *oldtype)
	Cancellation point are not supported, yet. More...

int	pthread_cancel (pthread_t th)
	Tells a pthread that it should exit. More...

void	pthread_testcancel (void)
	Exit the current pthread if pthread_cancel() was called for this thread before. More...

Function Documentation

int pthread_cancel ( pthread_t th )

Tells a pthread that it should exit.

A pthread th can call pthread_testcancel(). If pthread_cancel(th) was called before, it will exit then.

Parameters

[in] th Pthread to tell that it should cancel.

Cancellation point are not supported, yet.

Parameters

[in]	state	Unused
[out]	oldstate	Unused

Cancellation point are not supported, yet.

Parameters

[in]	type	Unused
[out]	oldtype	Unused

void pthread_testcancel ( void )

Exit the current pthread if pthread_cancel() was called for this thread before.

If pthread_cancel() called before, the current thread exits with with the code PTHREAD_CANCELED.