xref: /freebsd/lib/libc/sys/clock_nanosleep.c (revision d7847a8d351436a4654bd2c746bc9c04401160ee)
1*d7847a8dSBrooks Davis /*
2*d7847a8dSBrooks Davis  * Copyright (c) 2017 Eric van Gyzen
3*d7847a8dSBrooks Davis  * Copyright (c) 2014 The FreeBSD Foundation.
4*d7847a8dSBrooks Davis  *
5*d7847a8dSBrooks Davis  * Portions of this software were developed by Konstantin Belousov
6*d7847a8dSBrooks Davis  * under sponsorship from the FreeBSD Foundation.
7*d7847a8dSBrooks Davis  *
8*d7847a8dSBrooks Davis  * Redistribution and use in source and binary forms, with or without
9*d7847a8dSBrooks Davis  * modification, are permitted provided that the following conditions
10*d7847a8dSBrooks Davis  * are met:
11*d7847a8dSBrooks Davis  * 1. Redistributions of source code must retain the above copyright
12*d7847a8dSBrooks Davis  *    notice(s), this list of conditions and the following disclaimer as
13*d7847a8dSBrooks Davis  *    the first lines of this file unmodified other than the possible
14*d7847a8dSBrooks Davis  *    addition of one or more copyright notices.
15*d7847a8dSBrooks Davis  * 2. Redistributions in binary form must reproduce the above copyright
16*d7847a8dSBrooks Davis  *    notice(s), this list of conditions and the following disclaimer in
17*d7847a8dSBrooks Davis  *    the documentation and/or other materials provided with the
18*d7847a8dSBrooks Davis  *    distribution.
19*d7847a8dSBrooks Davis  *
20*d7847a8dSBrooks Davis  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) ``AS IS'' AND ANY
21*d7847a8dSBrooks Davis  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22*d7847a8dSBrooks Davis  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23*d7847a8dSBrooks Davis  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) BE
24*d7847a8dSBrooks Davis  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25*d7847a8dSBrooks Davis  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26*d7847a8dSBrooks Davis  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
27*d7847a8dSBrooks Davis  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
28*d7847a8dSBrooks Davis  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
29*d7847a8dSBrooks Davis  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
30*d7847a8dSBrooks Davis  * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31*d7847a8dSBrooks Davis  */
32*d7847a8dSBrooks Davis 
33*d7847a8dSBrooks Davis #include <sys/types.h>
34*d7847a8dSBrooks Davis #include <time.h>
35*d7847a8dSBrooks Davis #include "libc_private.h"
36*d7847a8dSBrooks Davis 
37*d7847a8dSBrooks Davis __weak_reference(__sys_clock_nanosleep, __clock_nanosleep);
38*d7847a8dSBrooks Davis 
39*d7847a8dSBrooks Davis #pragma weak clock_nanosleep
40*d7847a8dSBrooks Davis int
41*d7847a8dSBrooks Davis clock_nanosleep(clockid_t clock_id, int flags, const struct timespec *rqtp,
42*d7847a8dSBrooks Davis     struct timespec *rmtp)
43*d7847a8dSBrooks Davis {
44*d7847a8dSBrooks Davis 	return (((int (*)(clockid_t, int, const struct timespec *,
45*d7847a8dSBrooks Davis 	    struct timespec *))
46*d7847a8dSBrooks Davis 	    *(__libc_interposing_slot(INTERPOS_clock_nanosleep)))
47*d7847a8dSBrooks Davis 	    (clock_id, flags, rqtp, rmtp));
48*d7847a8dSBrooks Davis }
49