etc/protocols - sync with NetBSD-8
[minix.git] / tests / lib / libpthread / t_rwlock.c
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1 /* $NetBSD: t_rwlock.c,v 1.2 2015/06/26 11:07:20 pooka Exp $ */
3 /*
4 * Copyright (c) 2008 The NetBSD Foundation, Inc.
5 * All rights reserved.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
29 /*-
30 * Copyright (c)2004 YAMAMOTO Takashi,
31 * All rights reserved.
33 * Redistribution and use in source and binary forms, with or without
34 * modification, are permitted provided that the following conditions
35 * are met:
36 * 1. Redistributions of source code must retain the above copyright
37 * notice, this list of conditions and the following disclaimer.
38 * 2. Redistributions in binary form must reproduce the above copyright
39 * notice, this list of conditions and the following disclaimer in the
40 * documentation and/or other materials provided with the distribution.
42 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
43 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
44 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
45 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
46 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
47 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
48 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
49 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
50 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
51 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
52 * SUCH DAMAGE.
55 #include <sys/cdefs.h>
56 __COPYRIGHT("@(#) Copyright (c) 2008\
57 The NetBSD Foundation, inc. All rights reserved.");
58 __RCSID("$NetBSD: t_rwlock.c,v 1.2 2015/06/26 11:07:20 pooka Exp $");
60 #include <errno.h>
61 #include <pthread.h>
62 #include <stdlib.h>
63 #include <string.h>
65 #include <atf-c.h>
67 #include "h_common.h"
69 pthread_rwlock_t lk;
71 struct timespec to;
73 static pthread_rwlock_t static_rwlock = PTHREAD_RWLOCK_INITIALIZER;
75 /* ARGSUSED */
76 static void *
77 do_nothing(void *dummy)
79 return NULL;
82 ATF_TC(rwlock1);
83 ATF_TC_HEAD(rwlock1, tc)
85 atf_tc_set_md_var(tc, "descr", "Checks read/write locks");
87 ATF_TC_BODY(rwlock1, tc)
89 int error;
90 pthread_t t;
92 PTHREAD_REQUIRE(pthread_create(&t, NULL, do_nothing, NULL));
93 PTHREAD_REQUIRE(pthread_rwlock_init(&lk, NULL));
94 PTHREAD_REQUIRE(pthread_rwlock_rdlock(&lk));
95 PTHREAD_REQUIRE(pthread_rwlock_rdlock(&lk));
96 PTHREAD_REQUIRE(pthread_rwlock_unlock(&lk));
98 ATF_REQUIRE_EQ(pthread_rwlock_trywrlock(&lk), EBUSY);
100 ATF_REQUIRE_EQ_MSG(clock_gettime(CLOCK_REALTIME, &to), 0,
101 "%s", strerror(errno));
102 to.tv_sec++;
103 error = pthread_rwlock_timedwrlock(&lk, &to);
104 ATF_REQUIRE_MSG(error == ETIMEDOUT || error == EDEADLK,
105 "%s", strerror(error));
107 PTHREAD_REQUIRE(pthread_rwlock_unlock(&lk));
109 ATF_REQUIRE_EQ_MSG(clock_gettime(CLOCK_REALTIME, &to), 0,
110 "%s", strerror(errno));
111 to.tv_sec++;
112 PTHREAD_REQUIRE(pthread_rwlock_timedwrlock(&lk, &to));
114 ATF_REQUIRE_EQ_MSG(clock_gettime(CLOCK_REALTIME, &to), 0,
115 "%s", strerror(errno));
116 to.tv_sec++;
117 error = pthread_rwlock_timedwrlock(&lk, &to);
118 ATF_REQUIRE_MSG(error == ETIMEDOUT || error == EDEADLK,
119 "%s", strerror(error));
122 ATF_TC(rwlock_static);
123 ATF_TC_HEAD(rwlock_static, tc)
125 atf_tc_set_md_var(tc, "descr", "rwlock w/ static initializer");
127 ATF_TC_BODY(rwlock_static, tc)
130 PTHREAD_REQUIRE(pthread_rwlock_rdlock(&static_rwlock));
131 PTHREAD_REQUIRE(pthread_rwlock_unlock(&static_rwlock));
132 PTHREAD_REQUIRE(pthread_rwlock_destroy(&static_rwlock));
135 ATF_TP_ADD_TCS(tp)
137 ATF_TP_ADD_TC(tp, rwlock1);
138 ATF_TP_ADD_TC(tp, rwlock_static);
140 return atf_no_error();