1/*	$NetBSD$	*/
2
3/*
4 * Copyright (C) 2004, 2005, 2007  Internet Systems Consortium, Inc. ("ISC")
5 * Copyright (C) 1998-2001  Internet Software Consortium.
6 *
7 * Permission to use, copy, modify, and/or distribute this software for any
8 * purpose with or without fee is hereby granted, provided that the above
9 * copyright notice and this permission notice appear in all copies.
10 *
11 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
12 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
13 * AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
14 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
15 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
16 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
17 * PERFORMANCE OF THIS SOFTWARE.
18 */
19
20/* Id: condition.h,v 1.26 2007/06/19 23:47:18 tbox Exp  */
21
22#ifndef ISC_CONDITION_H
23#define ISC_CONDITION_H 1
24
25/*! \file */
26
27#include <isc/lang.h>
28#include <isc/mutex.h>
29#include <isc/result.h>
30#include <isc/types.h>
31
32typedef pthread_cond_t isc_condition_t;
33
34#define isc_condition_init(cp) \
35	((pthread_cond_init((cp), NULL) == 0) ? \
36	 ISC_R_SUCCESS : ISC_R_UNEXPECTED)
37
38#if ISC_MUTEX_PROFILE
39#define isc_condition_wait(cp, mp) \
40	((pthread_cond_wait((cp), &((mp)->mutex)) == 0) ? \
41	 ISC_R_SUCCESS : ISC_R_UNEXPECTED)
42#else
43#define isc_condition_wait(cp, mp) \
44	((pthread_cond_wait((cp), (mp)) == 0) ? \
45	 ISC_R_SUCCESS : ISC_R_UNEXPECTED)
46#endif
47
48#define isc_condition_signal(cp) \
49	((pthread_cond_signal((cp)) == 0) ? \
50	 ISC_R_SUCCESS : ISC_R_UNEXPECTED)
51
52#define isc_condition_broadcast(cp) \
53	((pthread_cond_broadcast((cp)) == 0) ? \
54	 ISC_R_SUCCESS : ISC_R_UNEXPECTED)
55
56#define isc_condition_destroy(cp) \
57	((pthread_cond_destroy((cp)) == 0) ? \
58	 ISC_R_SUCCESS : ISC_R_UNEXPECTED)
59
60ISC_LANG_BEGINDECLS
61
62isc_result_t
63isc_condition_waituntil(isc_condition_t *, isc_mutex_t *, isc_time_t *);
64
65ISC_LANG_ENDDECLS
66
67#endif /* ISC_CONDITION_H */
68