1 /* $NetBSD: t_kill.c,v 1.1 2010/07/16 15:42:53 jmmv Exp $ */
2
3 /*
4 * Copyright (c) 2008 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
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.
15 *
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.
27 */
28
29 /*-
30 * Copyright (c)2004 YAMAMOTO Takashi,
31 * All rights reserved.
32 *
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.
41 *
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.
53 */
54
55 #include <sys/cdefs.h>
56 __COPYRIGHT("@(#) Copyright (c) 2008\
57 The NetBSD Foundation, inc. All rights reserved.");
58 __RCSID("$NetBSD: t_kill.c,v 1.1 2010/07/16 15:42:53 jmmv Exp $");
59
60 #include <pthread.h>
61 #include <signal.h>
62 #include <stdlib.h>
63 #include <string.h>
64 #include <stdio.h>
65
66 #include <atf-c.h>
67
68 #include "h_common.h"
69
70 #define NTHREAD 2
71
72 struct threadinfo {
73 pthread_t id;
74 sig_atomic_t gotsignal;
75 } th[NTHREAD];
76
77 pthread_t mainthread;
78
79 static void
sighandler(int signo)80 sighandler(int signo)
81 {
82 pthread_t self;
83 int i;
84
85 self = pthread_self();
86 ATF_REQUIRE_MSG((self != mainthread) && (signo == SIGUSR1),
87 "unexpected signal");
88
89 for (i = 0; i < NTHREAD; i++)
90 if (self == th[i].id)
91 break;
92
93 ATF_REQUIRE_MSG(i != NTHREAD, "unknown thread");
94
95 th[i].gotsignal++;
96 }
97
98 static void *
f(void * arg)99 f(void *arg)
100 {
101 struct threadinfo volatile *t = arg;
102
103 while (t->gotsignal < 1) {
104 /* busy loop */
105 }
106
107 return NULL;
108 }
109
110 ATF_TC(simple);
ATF_TC_HEAD(simple,tc)111 ATF_TC_HEAD(simple, tc)
112 {
113 atf_tc_set_md_var(tc, "descr", "Checks pthread_kill()");
114 }
ATF_TC_BODY(simple,tc)115 ATF_TC_BODY(simple, tc)
116 {
117 int i;
118 pthread_t self;
119
120 mainthread = pthread_self();
121
122 ATF_REQUIRE(signal(SIGUSR1, sighandler) != SIG_ERR);
123
124 for (i = 0; i < NTHREAD; i++) {
125 PTHREAD_REQUIRE(pthread_create(&th[i].id, NULL, f, &th[i]));
126 }
127
128 sched_yield();
129
130 self = pthread_self();
131 ATF_REQUIRE_EQ_MSG(self, mainthread, "thread id changed");
132
133 for (i = 0; i < NTHREAD; i++) {
134 PTHREAD_REQUIRE(pthread_kill(th[i].id, SIGUSR1));
135 }
136
137 for (i = 0; i < NTHREAD; i++) {
138 PTHREAD_REQUIRE(pthread_join(th[i].id, NULL));
139 }
140 }
141
ATF_TP_ADD_TCS(tp)142 ATF_TP_ADD_TCS(tp)
143 {
144 ATF_TP_ADD_TC(tp, simple);
145
146 return atf_no_error();
147 }
148