PTHREAD_SETSCHEDPRIO(3C) Standard C Library Functions
NAME
pthread_setschedprio - dynamic thread scheduling parameters access
SYNOPSIS
cc
-mt [
flag... ]
file...
-lpthread [
library... ]
#include <pthread.h>
int pthread_setschedprio(
pthread_t thread,
int prio);
DESCRIPTION
The
pthread_setschedprio() function sets the scheduling priority for
the thread whose thread ID is given by
thread to the value given by
prio.
If the
pthread_setschedprio() function fails, the scheduling priority
of the target thread is not changed.
RETURN VALUES
If successful, the
pthread_setschedprio() function returns 0;
otherwise, an error number is returned to indicate the error.
ERRORS
The
pthread_setschedprio() function will fail if:
EINVAL The value of
prio is invalid for the scheduling policy of
the specified thread.
EPERM The caller does not have the appropriate permission to set
the priority to the value specified.
ESRCH The value specified by thread does not refer to an existing
thread.
ATTRIBUTES
See
attributes(7) for descriptions of the following attributes:
+--------------------+-------------------+
| ATTRIBUTE TYPE | ATTRIBUTE VALUE |
+--------------------+-------------------+
|Interface Stability | Committed |
+--------------------+-------------------+
|MT-Level | MT-Safe |
+--------------------+-------------------+
|Standard | See
standards(7). |
+--------------------+-------------------+
SEE ALSO
pthread_getschedparam(3C),
attributes(7),
standards(7) April 1, 2008 PTHREAD_SETSCHEDPRIO(3C)
