1 /* $NetBSD: t_sigqueue.c,v 1.5 2015/06/06 13:14:06 joerg Exp $ */
2
3 /*-
4 * Copyright (c) 2011 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Christos Zoulas.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31
32 #include <sys/cdefs.h>
33 __RCSID("$NetBSD: t_sigqueue.c,v 1.5 2015/06/06 13:14:06 joerg Exp $");
34
35
36 #include <atf-c.h>
37 #include <errno.h>
38 #include <signal.h>
39 #include <stdlib.h>
40 #include <sched.h>
41 #include <unistd.h>
42
43 static void handler(int, siginfo_t *, void *);
44
45 #define VALUE (int)0xc001dad1
46 static int value;
47
48 static void
handler(int signo,siginfo_t * info,void * data)49 handler(int signo, siginfo_t *info, void *data)
50 {
51 value = info->si_value.sival_int;
52 kill(0, SIGINFO);
53 }
54
55 ATF_TC(sigqueue_basic);
ATF_TC_HEAD(sigqueue_basic,tc)56 ATF_TC_HEAD(sigqueue_basic, tc)
57 {
58 atf_tc_set_md_var(tc, "descr", "Checks sigqueue(3) sigval delivery");
59 }
60
ATF_TC_BODY(sigqueue_basic,tc)61 ATF_TC_BODY(sigqueue_basic, tc)
62 {
63 struct sigaction sa;
64 union sigval sv;
65
66 sa.sa_sigaction = handler;
67 sigemptyset(&sa.sa_mask);
68 sa.sa_flags = SA_SIGINFO;
69
70 if (sigaction(SIGUSR1, &sa, NULL) != 0)
71 atf_tc_fail("sigaction failed");
72
73 sv.sival_int = VALUE;
74
75 if (sigqueue(0, SIGUSR1, sv) != 0)
76 atf_tc_fail("sigqueue failed");
77
78 sched_yield();
79 ATF_REQUIRE_EQ(sv.sival_int, value);
80 }
81
82 ATF_TC(sigqueue_err);
ATF_TC_HEAD(sigqueue_err,tc)83 ATF_TC_HEAD(sigqueue_err, tc)
84 {
85 atf_tc_set_md_var(tc, "descr", "Test errors from sigqueue(3)");
86 }
87
ATF_TC_BODY(sigqueue_err,tc)88 ATF_TC_BODY(sigqueue_err, tc)
89 {
90 static union sigval sv;
91
92 errno = 0;
93 ATF_REQUIRE_ERRNO(EINVAL, sigqueue(getpid(), -1, sv) == -1);
94 }
95
ATF_TP_ADD_TCS(tp)96 ATF_TP_ADD_TCS(tp)
97 {
98
99 ATF_TP_ADD_TC(tp, sigqueue_basic);
100 ATF_TP_ADD_TC(tp, sigqueue_err);
101
102 return atf_no_error();
103 }
104