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Caution: This version of this document is no longer maintained. For the latest documentation, see http://www.qnx.com/developers/docs.

pthread_mutexattr_setrecursive()

Set the recursive attribute in mutex attribute object

Synopsis:

#include <pthread.h>

int pthread_mutexattr_setrecursive(
        pthread_mutexattr_t* attr,
        int recursive );

Arguments:

attr
A pointer to the pthread_mutexattr_t object that you want to set the attribute in.
recursive
The new value for the recursive attribute; one of:

The default value of the recursive attribute is PTHREAD_RECURSIVE_DISABLE.

Library:

libc

Use the -l c option to qcc to link against this library. This library is usually included automatically.

Description:

The pthread_mutexattr_setrecursive() function sets the recursive attribute in a mutex attribute object, attr.

Returns:

EOK
Success.
EINVAL
Invalid mutex attribute object, attr, or the value specified by recursive isn't PTHREAD_RECURSIVE_ENABLE or PTHREAD_RECURSIVE_DISABLE.

Classification:

QNX Neutrino

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

See also:

pthread_mutexattr_getrecursive(), pthread_mutexattr_init()


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