NAME
pthread_getcpuclockid
—
get a clock measuring thread CPU
time
SYNOPSIS
#include
<pthread.h>
int
pthread_getcpuclockid
(pthread_t
thread, clockid_t
*clock_id);
DESCRIPTION
The
pthread_getcpuclockid
()
function allows the calling thread to get a clockid_t
value that measures the time spent by CPUs running in user or kernel mode on
behalf of the thread specified by thread.
RETURN VALUES
If successful, pthread_getcpuclockid
()
will return zero. Otherwise an error number will be returned to indicate the
error.
ERRORS
pthread_getcpuclockid
() will fail if:
- [
ESRCH
] - thread is an invalid thread ID.
SEE ALSO
STANDARDS
The pthread_getcpuclockid
() function
conforms to IEEE Std 1003.1-2008
(“POSIX.1”).
HISTORY
The pthread_getcpuclockid
() function first
appeared in and has been available since OpenBSD
5.4.