pthread_attr_setscope()

Set thread contention scope attribute

Synopsis:

#include <pthread.h>

int pthread_attr_setscope( pthread_attr_t* attr,
                           int scope );

Library:

libc

Description:

The pthread_attr_setscope() sets the thread contention scope attribute in the thread attribute object attr to scope.

The thread contention scope attribute can only have the following value:

Constant	Meaning
PTHREAD_SCOPE_SYSTEM	All threads are scheduled together.

Returns:

EOK: Success.
EINVAL: Invalid thread attribute object attr.
ENOTSUP: Invalid thread contention scope attribute scope.

Classification:

POSIX 1003.1 (Threads)

Safety:
Cancellation point	No
Interrupt handler	No
Signal handler	Yes
Thread	Yes

See also:

pthread_attr_getscope(), pthread_attr_init(), pthread_create().