1 /* $OpenBSD: w_waitid.c,v 1.2 2022/12/19 03:40:20 guenther Exp $ */
2 /*
3 * Copyright (c) 2015 Philip Guenther <guenther@openbsd.org>
4 *
5 * Permission to use, copy, modify, and distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 */
17
18 #include <sys/wait.h>
19 #include "cancel.h"
20
21 int
waitid(idtype_t idtype,id_t id,siginfo_t * info,int options)22 waitid(idtype_t idtype, id_t id, siginfo_t *info, int options)
23 {
24 int ret;
25
26 ENTER_CANCEL_POINT(1);
27 ret = HIDDEN(waitid)(idtype, id, info, options);
28 LEAVE_CANCEL_POINT(ret == -1 || info->si_signo == 0);
29 return (ret);
30 }
31 DEF_CANCEL(waitid);
32