1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
|
/* $OpenBSD: rthread_condattr.c,v 1.1 2012/02/23 04:43:06 guenther Exp $ */
/*
* Copyright (c) 2004,2005 Ted Unangst <tedu@openbsd.org>
* Copyright (c) 2012 Philip Guenther <guenther@openbsd.org>
* All Rights Reserved.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/*
* Condition Variable Attributes
*/
#include <assert.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <errno.h>
#include <pthread.h>
#include "rthread.h"
int
pthread_condattr_init(pthread_condattr_t *attrp)
{
pthread_condattr_t attr;
attr = calloc(1, sizeof(*attr));
if (!attr)
return (errno);
attr->ca_clock = CLOCK_REALTIME;
*attrp = attr;
return (0);
}
int
pthread_condattr_destroy(pthread_condattr_t *attrp)
{
free(*attrp);
*attrp = NULL;
return (0);
}
int
pthread_condattr_getclock(const pthread_condattr_t *attr, clockid_t *clock_id)
{
*clock_id = (*attr)->ca_clock;
return (0);
}
int
pthread_condattr_setclock(pthread_condattr_t *attr, clockid_t clock_id)
{
if (clock_id != CLOCK_REALTIME && clock_id != CLOCK_MONOTONIC)
return (EINVAL);
(*attr)->ca_clock = clock_id;
return (0);
}
|
