pthread_getschedparam() -- get thread scheduling policy and parameters

SYNOPSIS

#include <pthread.h>

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

The pthread_getschedparam() function gets the scheduling policy and scheduling parameters for the specified thread, and stores those values is policy and param, respectively. The priority value returned from pthread_getschedparam() is the value specified by the most recent pthread_setschedparam() or pthread_create() call affecting the target thread.

PARAMETERS

thread: Is the ID of the thread whose scheduling parameters are to be obtained.
policy: Is the location where the scheduling policy value is to be stored.
param: Points to a structure where the current scheduling parameters is to be stored.

RETURN VALUES

On success, pthread_getschedparam() returns 0. On error, one of the following values is returned:

EINVAL: The locations pointed to by policy or param point are not writable.
EFAULT: policy or param is an invalid pointer.
ESRCH: thread does not specify a currently running thread in the process.

CONFORMANCE

POSIX P1003.1 (1996)

MULTITHREAD SAFETY LEVEL

MT-safe.

PORTING ISSUES

None.

AVAILABILITY

PTC MKS Toolkit for Professional Developers
PTC MKS Toolkit for Professional Developers 64-Bit Edition
PTC MKS Toolkit for Enterprise Developers
PTC MKS Toolkit for Enterprise Developers 64-Bit Edition

pthread_getschedparam()
get thread scheduling policy and parameters

Function