1/* $NetBSD: pthread_getcpuclockid.c,v 1.4 2022/02/12 14:59:32 riastradh Exp $ */ 2 3/*- 4 * Copyright (c) 2016 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Christos Zoulas. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31#include <sys/cdefs.h> 32#if defined(LIBC_SCCS) && !defined(lint) 33__RCSID("$NetBSD: pthread_getcpuclockid.c,v 1.4 2022/02/12 14:59:32 riastradh Exp $"); 34#endif /* LIBC_SCCS and not lint */ 35 36/* Need to use libc-private names for atomic operations. */ 37#include "../../common/lib/libc/atomic/atomic_op_namespace.h" 38 39#include <sys/types.h> 40#include <errno.h> 41#include <pthread.h> 42#include <time.h> 43 44#include "pthread_int.h" 45 46int 47pthread_getcpuclockid(pthread_t thread, clockid_t *clock_id) 48{ 49 int error = 0, saved_errno; 50 51 pthread__error(EINVAL, "Invalid thread", 52 thread->pt_magic == PT_MAGIC); 53 54 saved_errno = errno; 55 if (clock_getcpuclockid2(P_LWPID, (id_t)thread->pt_lid, clock_id) == -1) 56 error = errno; 57 errno = saved_errno; 58 59 return error; 60} 61