1 /*
2 * Copyright (C) 2000 Jason Evans <jasone@freebsd.org>.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice(s), this list of conditions and the following disclaimer as
10 * the first lines of this file unmodified other than the possible
11 * addition of one or more copyright notices.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice(s), this list of conditions and the following disclaimer in
14 * the documentation and/or other materials provided with the
15 * distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) ``AS IS'' AND ANY
18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
20 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) BE
21 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
24 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
25 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
26 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
27 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 *
29 * $FreeBSD: stable/9/lib/libkse/thread/thr_sleep.c 174689 2007-12-16 23:29:57Z deischen $
30 */
31
32 #include "namespace.h"
33 #include <unistd.h>
34 #include <pthread.h>
35 #include "un-namespace.h"
36 #include "thr_private.h"
37
38 extern unsigned int __sleep(unsigned int);
39 extern int __usleep(useconds_t);
40
41 unsigned int _sleep(unsigned int seconds);
42
43 __weak_reference(_sleep, sleep);
44 __weak_reference(_usleep, usleep);
45
46 unsigned int
_sleep(unsigned int seconds)47 _sleep(unsigned int seconds)
48 {
49 struct pthread *curthread = _get_curthread();
50 unsigned int ret;
51
52 _thr_cancel_enter(curthread);
53 ret = __sleep(seconds);
54 _thr_cancel_leave(curthread, 1);
55
56 return (ret);
57 }
58
59 int
_usleep(useconds_t useconds)60 _usleep(useconds_t useconds)
61 {
62 struct pthread *curthread = _get_curthread();
63 unsigned int ret;
64
65 _thr_cancel_enter(curthread);
66 ret = __usleep(useconds);
67 _thr_cancel_leave(curthread, 1);
68
69 return (ret);
70 }
71