xref: /minix3/tests/lib/libc/gen/t_raise.c (revision 11be35a165022172ed3cea20f2b5df0307540b0e)
1*11be35a1SLionel Sambuc /*	$NetBSD: t_raise.c,v 1.5 2011/05/10 12:43:42 jruoho Exp $ */
2*11be35a1SLionel Sambuc 
3*11be35a1SLionel Sambuc /*-
4*11be35a1SLionel Sambuc  * Copyright (c) 2011 The NetBSD Foundation, Inc.
5*11be35a1SLionel Sambuc  * All rights reserved.
6*11be35a1SLionel Sambuc  *
7*11be35a1SLionel Sambuc  * This code is derived from software contributed to The NetBSD Foundation
8*11be35a1SLionel Sambuc  * by Jukka Ruohonen.
9*11be35a1SLionel Sambuc  *
10*11be35a1SLionel Sambuc  * Redistribution and use in source and binary forms, with or without
11*11be35a1SLionel Sambuc  * modification, are permitted provided that the following conditions
12*11be35a1SLionel Sambuc  * are met:
13*11be35a1SLionel Sambuc  * 1. Redistributions of source code must retain the above copyright
14*11be35a1SLionel Sambuc  *    notice, this list of conditions and the following disclaimer.
15*11be35a1SLionel Sambuc  * 2. Redistributions in binary form must reproduce the above copyright
16*11be35a1SLionel Sambuc  *    notice, this list of conditions and the following disclaimer in the
17*11be35a1SLionel Sambuc  *    documentation and/or other materials provided with the distribution.
18*11be35a1SLionel Sambuc  *
19*11be35a1SLionel Sambuc  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20*11be35a1SLionel Sambuc  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21*11be35a1SLionel Sambuc  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22*11be35a1SLionel Sambuc  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23*11be35a1SLionel Sambuc  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24*11be35a1SLionel Sambuc  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25*11be35a1SLionel Sambuc  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26*11be35a1SLionel Sambuc  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27*11be35a1SLionel Sambuc  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28*11be35a1SLionel Sambuc  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29*11be35a1SLionel Sambuc  * POSSIBILITY OF SUCH DAMAGE.
30*11be35a1SLionel Sambuc  */
31*11be35a1SLionel Sambuc #include <sys/cdefs.h>
32*11be35a1SLionel Sambuc __RCSID("$NetBSD: t_raise.c,v 1.5 2011/05/10 12:43:42 jruoho Exp $");
33*11be35a1SLionel Sambuc 
34*11be35a1SLionel Sambuc #include <atf-c.h>
35*11be35a1SLionel Sambuc 
36*11be35a1SLionel Sambuc #include <signal.h>
37*11be35a1SLionel Sambuc #include <string.h>
38*11be35a1SLionel Sambuc #include <time.h>
39*11be35a1SLionel Sambuc #include <unistd.h>
40*11be35a1SLionel Sambuc 
41*11be35a1SLionel Sambuc static bool	fail;
42*11be35a1SLionel Sambuc static int	count;
43*11be35a1SLionel Sambuc static void	handler_err(int);
44*11be35a1SLionel Sambuc static void	handler_ret(int);
45*11be35a1SLionel Sambuc static void	handler_stress(int);
46*11be35a1SLionel Sambuc static int	sig[] = { SIGALRM, SIGIO, SIGUSR1, SIGUSR2, SIGPWR };
47*11be35a1SLionel Sambuc 
48*11be35a1SLionel Sambuc static void
handler_stress(int signo)49*11be35a1SLionel Sambuc handler_stress(int signo)
50*11be35a1SLionel Sambuc {
51*11be35a1SLionel Sambuc 	count++;
52*11be35a1SLionel Sambuc }
53*11be35a1SLionel Sambuc 
54*11be35a1SLionel Sambuc static void
handler_err(int signo)55*11be35a1SLionel Sambuc handler_err(int signo)
56*11be35a1SLionel Sambuc {
57*11be35a1SLionel Sambuc 	size_t i;
58*11be35a1SLionel Sambuc 
59*11be35a1SLionel Sambuc 	for (i = 0; i < __arraycount(sig); i++) {
60*11be35a1SLionel Sambuc 
61*11be35a1SLionel Sambuc 		if (sig[i] == signo) {
62*11be35a1SLionel Sambuc 			fail = false;
63*11be35a1SLionel Sambuc 			break;
64*11be35a1SLionel Sambuc 		}
65*11be35a1SLionel Sambuc 	}
66*11be35a1SLionel Sambuc }
67*11be35a1SLionel Sambuc 
68*11be35a1SLionel Sambuc static void
handler_ret(int signo)69*11be35a1SLionel Sambuc handler_ret(int signo)
70*11be35a1SLionel Sambuc {
71*11be35a1SLionel Sambuc 
72*11be35a1SLionel Sambuc 	(void)sleep(1);
73*11be35a1SLionel Sambuc 
74*11be35a1SLionel Sambuc 	fail = false;
75*11be35a1SLionel Sambuc }
76*11be35a1SLionel Sambuc 
77*11be35a1SLionel Sambuc ATF_TC(raise_err);
ATF_TC_HEAD(raise_err,tc)78*11be35a1SLionel Sambuc ATF_TC_HEAD(raise_err, tc)
79*11be35a1SLionel Sambuc {
80*11be35a1SLionel Sambuc 	atf_tc_set_md_var(tc, "descr", "Test raise(3) for invalid parameters");
81*11be35a1SLionel Sambuc }
82*11be35a1SLionel Sambuc 
ATF_TC_BODY(raise_err,tc)83*11be35a1SLionel Sambuc ATF_TC_BODY(raise_err, tc)
84*11be35a1SLionel Sambuc {
85*11be35a1SLionel Sambuc 	int i = 0;
86*11be35a1SLionel Sambuc 
87*11be35a1SLionel Sambuc 	while (i < 10) {
88*11be35a1SLionel Sambuc 
89*11be35a1SLionel Sambuc 		ATF_REQUIRE(raise(10240 + i) == -1);
90*11be35a1SLionel Sambuc 
91*11be35a1SLionel Sambuc 		i++;
92*11be35a1SLionel Sambuc 	}
93*11be35a1SLionel Sambuc }
94*11be35a1SLionel Sambuc 
95*11be35a1SLionel Sambuc ATF_TC(raise_ret);
ATF_TC_HEAD(raise_ret,tc)96*11be35a1SLionel Sambuc ATF_TC_HEAD(raise_ret, tc)
97*11be35a1SLionel Sambuc {
98*11be35a1SLionel Sambuc 	atf_tc_set_md_var(tc, "descr", "Test return order of raise(3)");
99*11be35a1SLionel Sambuc }
100*11be35a1SLionel Sambuc 
ATF_TC_BODY(raise_ret,tc)101*11be35a1SLionel Sambuc ATF_TC_BODY(raise_ret, tc)
102*11be35a1SLionel Sambuc {
103*11be35a1SLionel Sambuc 	struct sigaction sa;
104*11be35a1SLionel Sambuc 
105*11be35a1SLionel Sambuc 	fail = true;
106*11be35a1SLionel Sambuc 
107*11be35a1SLionel Sambuc 	sa.sa_flags = 0;
108*11be35a1SLionel Sambuc 	sa.sa_handler = handler_ret;
109*11be35a1SLionel Sambuc 
110*11be35a1SLionel Sambuc 	/*
111*11be35a1SLionel Sambuc 	 * Verify that raise(3) does not return
112*11be35a1SLionel Sambuc 	 * before the signal handler returns.
113*11be35a1SLionel Sambuc 	 */
114*11be35a1SLionel Sambuc 	ATF_REQUIRE(sigemptyset(&sa.sa_mask) == 0);
115*11be35a1SLionel Sambuc 	ATF_REQUIRE(sigaction(SIGUSR1, &sa, 0) == 0);
116*11be35a1SLionel Sambuc 	ATF_REQUIRE(raise(SIGUSR1) == 0);
117*11be35a1SLionel Sambuc 
118*11be35a1SLionel Sambuc 	if (fail != false)
119*11be35a1SLionel Sambuc 		atf_tc_fail("raise(3) returned before signal handler");
120*11be35a1SLionel Sambuc }
121*11be35a1SLionel Sambuc 
122*11be35a1SLionel Sambuc ATF_TC(raise_sig);
ATF_TC_HEAD(raise_sig,tc)123*11be35a1SLionel Sambuc ATF_TC_HEAD(raise_sig, tc)
124*11be35a1SLionel Sambuc {
125*11be35a1SLionel Sambuc 	atf_tc_set_md_var(tc, "descr", "A basic test of raise(3)");
126*11be35a1SLionel Sambuc }
127*11be35a1SLionel Sambuc 
ATF_TC_BODY(raise_sig,tc)128*11be35a1SLionel Sambuc ATF_TC_BODY(raise_sig, tc)
129*11be35a1SLionel Sambuc {
130*11be35a1SLionel Sambuc 	struct timespec tv, tr;
131*11be35a1SLionel Sambuc 	struct sigaction sa;
132*11be35a1SLionel Sambuc 	size_t i;
133*11be35a1SLionel Sambuc 
134*11be35a1SLionel Sambuc 	for (i = 0; i < __arraycount(sig); i++) {
135*11be35a1SLionel Sambuc 
136*11be35a1SLionel Sambuc 		(void)memset(&sa, 0, sizeof(struct sigaction));
137*11be35a1SLionel Sambuc 
138*11be35a1SLionel Sambuc 		fail = true;
139*11be35a1SLionel Sambuc 
140*11be35a1SLionel Sambuc 		tv.tv_sec = 0;
141*11be35a1SLionel Sambuc 		tv.tv_nsec = 2;
142*11be35a1SLionel Sambuc 
143*11be35a1SLionel Sambuc 		sa.sa_flags = 0;
144*11be35a1SLionel Sambuc 		sa.sa_handler = handler_err;
145*11be35a1SLionel Sambuc 
146*11be35a1SLionel Sambuc 		ATF_REQUIRE(sigemptyset(&sa.sa_mask) == 0);
147*11be35a1SLionel Sambuc 		ATF_REQUIRE(sigaction(sig[i], &sa, 0) == 0);
148*11be35a1SLionel Sambuc 
149*11be35a1SLionel Sambuc 		ATF_REQUIRE(raise(sig[i]) == 0);
150*11be35a1SLionel Sambuc 		ATF_REQUIRE(nanosleep(&tv, &tr) == 0);
151*11be35a1SLionel Sambuc 
152*11be35a1SLionel Sambuc 		if (fail != false)
153*11be35a1SLionel Sambuc 			atf_tc_fail("raise(3) did not raise a signal");
154*11be35a1SLionel Sambuc 	}
155*11be35a1SLionel Sambuc }
156*11be35a1SLionel Sambuc 
157*11be35a1SLionel Sambuc ATF_TC(raise_stress);
ATF_TC_HEAD(raise_stress,tc)158*11be35a1SLionel Sambuc ATF_TC_HEAD(raise_stress, tc)
159*11be35a1SLionel Sambuc {
160*11be35a1SLionel Sambuc 	atf_tc_set_md_var(tc, "descr", "A basic stress test with raise(3)");
161*11be35a1SLionel Sambuc }
162*11be35a1SLionel Sambuc 
ATF_TC_BODY(raise_stress,tc)163*11be35a1SLionel Sambuc ATF_TC_BODY(raise_stress, tc)
164*11be35a1SLionel Sambuc {
165*11be35a1SLionel Sambuc 	static const int maxiter = 1000 * 10;
166*11be35a1SLionel Sambuc 	struct sigaction sa;
167*11be35a1SLionel Sambuc 	int i;
168*11be35a1SLionel Sambuc 
169*11be35a1SLionel Sambuc 	sa.sa_flags = 0;
170*11be35a1SLionel Sambuc 	sa.sa_handler = handler_stress;
171*11be35a1SLionel Sambuc 
172*11be35a1SLionel Sambuc 	ATF_REQUIRE(sigemptyset(&sa.sa_mask) == 0);
173*11be35a1SLionel Sambuc 	ATF_REQUIRE(sigaction(SIGUSR1, &sa, 0) == 0);
174*11be35a1SLionel Sambuc 
175*11be35a1SLionel Sambuc 	for (count = i = 0; i < maxiter; i++)
176*11be35a1SLionel Sambuc 		(void)raise(SIGUSR1);
177*11be35a1SLionel Sambuc 
178*11be35a1SLionel Sambuc 	if (count != maxiter)
179*11be35a1SLionel Sambuc 		atf_tc_fail("not all signals were catched");
180*11be35a1SLionel Sambuc }
181*11be35a1SLionel Sambuc 
ATF_TP_ADD_TCS(tp)182*11be35a1SLionel Sambuc ATF_TP_ADD_TCS(tp)
183*11be35a1SLionel Sambuc {
184*11be35a1SLionel Sambuc 	ATF_TP_ADD_TC(tp, raise_err);
185*11be35a1SLionel Sambuc 	ATF_TP_ADD_TC(tp, raise_ret);
186*11be35a1SLionel Sambuc 	ATF_TP_ADD_TC(tp, raise_sig);
187*11be35a1SLionel Sambuc 	ATF_TP_ADD_TC(tp, raise_stress);
188*11be35a1SLionel Sambuc 
189*11be35a1SLionel Sambuc 	return atf_no_error();
190*11be35a1SLionel Sambuc }
191