t_signals.c revision 314817 
1/*	$NetBSD: t_signals.c,v 1.3 2017/01/13 21:30:43 christos Exp $	*/
2
3/*-
4 * Copyright (c) 2011 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
17 * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
18 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
19 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
23 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
25 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
26 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
27 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29
30#include <sys/types.h>
31#include <sys/wait.h>
32
33#include <atf-c.h>
34#include <errno.h>
35#include <string.h>
36#include <signal.h>
37#include <unistd.h>
38
39#include <rump/rump.h>
40
41#include "../kernspace/kernspace.h"
42#include "h_macros.h"
43
44ATF_TC(sigraise);
45ATF_TC_HEAD(sigraise, tc)
46{
47
48	atf_tc_set_md_var(tc, "descr", "RUMP_SIGMODEL_RAISE");
49}
50
51ATF_TC(sigignore);
52ATF_TC_HEAD(sigignore, tc)
53{
54
55	atf_tc_set_md_var(tc, "descr", "RUMP_SIGMODEL_IGNORE");
56}
57
58ATF_TC(sigpanic);
59ATF_TC_HEAD(sigpanic, tc)
60{
61
62	atf_tc_set_md_var(tc, "descr", "RUMP_SIGMODEL_PANIC");
63}
64
65static volatile sig_atomic_t sigcnt;
66static void
67thehand(int sig)
68{
69
70	sigcnt++;
71}
72
73ATF_TC_BODY(sigraise, tc)
74{
75
76	signal(SIGUSR2, thehand);
77	rump_boot_setsigmodel(RUMP_SIGMODEL_RAISE);
78
79	rump_init();
80	rump_schedule();
81	rumptest_localsig(SIGUSR2);
82	rump_unschedule();
83	ATF_REQUIRE_EQ(sigcnt, 1);
84}
85
86ATF_TC_BODY(sigignore, tc)
87{
88
89	rump_boot_setsigmodel(RUMP_SIGMODEL_IGNORE);
90
91	rump_init();
92	rump_schedule();
93	rumptest_localsig(SIGKILL);
94	rump_unschedule();
95}
96
97ATF_TC_BODY(sigpanic, tc)
98{
99	int status;
100
101	rump_boot_setsigmodel(RUMP_SIGMODEL_PANIC);
102
103	switch (fork()) {
104	case 0:
105		rump_init();
106		rump_schedule();
107		rumptest_localsig(SIGCONT);
108		/* NOTREACHED */
109		exit(1);
110	default:
111		wait(&status);
112		ATF_REQUIRE(WIFSIGNALED(status) && WTERMSIG(status) == SIGABRT);
113		break;
114	case -1:
115		atf_tc_fail_errno("fork");
116	}
117}
118
119ATF_TP_ADD_TCS(tp)
120{
121
122	ATF_TP_ADD_TC(tp, sigraise);
123	ATF_TP_ADD_TC(tp, sigignore);
124	ATF_TP_ADD_TC(tp, sigpanic);
125
126	return atf_no_error();
127}
128