pthread_getschedparam()

Get a thread's scheduling parameters

Synopsis:

#include <pthread.h>

int pthread_getschedparam(
               const pthread_t thread,
               int *policy,
               struct sched_param *param );

Arguments:

thread

The ID of the thread that you want to get the scheduling parameters for. You can get a thread ID by calling pthread_create() or pthread_self().

policy

A pointer to a location where the function can store the scheduling policy; one of SCHED_FIFO, SCHED_RR, SCHED_SPORADIC, or SCHED_OTHER.

param

A pointer to a sched_param structure where the function can store the scheduling parameters.

Library:

libc

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

Description:

The pthread_getschedparam() function gets the scheduling policy and associated scheduling parameters of thread thread and places them in policy and param.

Returns:

EOK

Success.

EFAULT

A fault occurred trying to access the buffers provided.

ESRCH

Invalid thread ID thread.

Classification:

POSIX 1003.1 THR TPS

See also:

pthread_create(), pthread_setschedparam(), sched_param

“Thread scheduling” in the QNX Neutrino Microkernel chapter of the System Architecture guide

“Scheduling algorithms” in the Programming Overview chapter of the QNX Neutrino Programmer's Guide