xref: /freebsd/lib/libc/gen/clock_getcpuclockid.c (revision cdfe9026501bc4857957bf528b20ff6e5109e017)
1d65f1abcSDavid Xu /*
2d65f1abcSDavid Xu  * Copyright (c) 2012 David Xu <davidxu@FreeBSD.org>.
3d65f1abcSDavid Xu  * All rights reserved.
4d65f1abcSDavid Xu  *
5d65f1abcSDavid Xu  * Redistribution and use in source and binary forms, with or without
6d65f1abcSDavid Xu  * modification, are permitted provided that the following conditions
7d65f1abcSDavid Xu  * are met:
8d65f1abcSDavid Xu  * 1. Redistributions of source code must retain the above copyright
9d65f1abcSDavid Xu  *    notice, this list of conditions and the following disclaimer.
10d65f1abcSDavid Xu  * 2. Redistributions in binary form must reproduce the above copyright
11d65f1abcSDavid Xu  *    notice, this list of conditions and the following disclaimer in the
12d65f1abcSDavid Xu  *    documentation and/or other materials provided with the distribution.
13d65f1abcSDavid Xu  *
14d65f1abcSDavid Xu  * THIS SOFTWARE IS PROVIDED BY DANIEL EISCHEN AND CONTRIBUTORS ``AS IS''
15d65f1abcSDavid Xu  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16d65f1abcSDavid Xu  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17d65f1abcSDavid Xu  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18d65f1abcSDavid Xu  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19d65f1abcSDavid Xu  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20d65f1abcSDavid Xu  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21d65f1abcSDavid Xu  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22d65f1abcSDavid Xu  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23d65f1abcSDavid Xu  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24d65f1abcSDavid Xu  * SUCH DAMAGE.
25d65f1abcSDavid Xu  */
26d65f1abcSDavid Xu 
27d65f1abcSDavid Xu #include <sys/cdefs.h>
28d65f1abcSDavid Xu __FBSDID("$FreeBSD$");
29d65f1abcSDavid Xu 
30d65f1abcSDavid Xu #include <errno.h>
31d65f1abcSDavid Xu #include <time.h>
32d65f1abcSDavid Xu #include <unistd.h>
33d65f1abcSDavid Xu #include <sys/time.h>
34d65f1abcSDavid Xu 
35*cdfe9026SDavid Xu int
36d65f1abcSDavid Xu clock_getcpuclockid(pid_t pid, clockid_t *clock_id)
37d65f1abcSDavid Xu {
38*cdfe9026SDavid Xu 	if (clock_getcpuclockid2(pid, CPUCLOCK_WHICH_PID, clock_id))
39*cdfe9026SDavid Xu 		return (errno);
40*cdfe9026SDavid Xu 	return (0);
41d65f1abcSDavid Xu }
42