xref: /minix3/tests/lib/libc/stdlib/t_exit.c (revision 11be35a165022172ed3cea20f2b5df0307540b0e)
1*11be35a1SLionel Sambuc /* $NetBSD: t_exit.c,v 1.1 2011/05/09 07:31:51 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_exit.c,v 1.1 2011/05/09 07:31:51 jruoho Exp $");
33*11be35a1SLionel Sambuc 
34*11be35a1SLionel Sambuc #include <sys/wait.h>
35*11be35a1SLionel Sambuc 
36*11be35a1SLionel Sambuc #include <atf-c.h>
37*11be35a1SLionel Sambuc #include <stdio.h>
38*11be35a1SLionel Sambuc #include <stdlib.h>
39*11be35a1SLionel Sambuc #include <string.h>
40*11be35a1SLionel Sambuc #include <unistd.h>
41*11be35a1SLionel Sambuc 
42*11be35a1SLionel Sambuc static bool	fail;
43*11be35a1SLionel Sambuc static void	func(void);
44*11be35a1SLionel Sambuc 
45*11be35a1SLionel Sambuc static void
func(void)46*11be35a1SLionel Sambuc func(void)
47*11be35a1SLionel Sambuc {
48*11be35a1SLionel Sambuc 	fail = false;
49*11be35a1SLionel Sambuc }
50*11be35a1SLionel Sambuc 
51*11be35a1SLionel Sambuc ATF_TC(exit_atexit);
ATF_TC_HEAD(exit_atexit,tc)52*11be35a1SLionel Sambuc ATF_TC_HEAD(exit_atexit, tc)
53*11be35a1SLionel Sambuc {
54*11be35a1SLionel Sambuc 	atf_tc_set_md_var(tc, "descr", "A basic test of atexit(3)");
55*11be35a1SLionel Sambuc }
56*11be35a1SLionel Sambuc 
ATF_TC_BODY(exit_atexit,tc)57*11be35a1SLionel Sambuc ATF_TC_BODY(exit_atexit, tc)
58*11be35a1SLionel Sambuc {
59*11be35a1SLionel Sambuc 	pid_t pid;
60*11be35a1SLionel Sambuc 	int sta;
61*11be35a1SLionel Sambuc 
62*11be35a1SLionel Sambuc 	pid = fork();
63*11be35a1SLionel Sambuc 	ATF_REQUIRE(pid >= 0);
64*11be35a1SLionel Sambuc 
65*11be35a1SLionel Sambuc 	if (pid == 0) {
66*11be35a1SLionel Sambuc 
67*11be35a1SLionel Sambuc 		if (atexit(func) != 0)
68*11be35a1SLionel Sambuc 			_exit(EXIT_FAILURE);
69*11be35a1SLionel Sambuc 
70*11be35a1SLionel Sambuc 		fail = true;
71*11be35a1SLionel Sambuc 
72*11be35a1SLionel Sambuc 		_exit(EXIT_SUCCESS);
73*11be35a1SLionel Sambuc 	}
74*11be35a1SLionel Sambuc 
75*11be35a1SLionel Sambuc 	(void)wait(&sta);
76*11be35a1SLionel Sambuc 
77*11be35a1SLionel Sambuc 	if (WIFEXITED(sta) == 0 || WEXITSTATUS(sta) != EXIT_SUCCESS)
78*11be35a1SLionel Sambuc 		atf_tc_fail("atexit(3) failed");
79*11be35a1SLionel Sambuc 
80*11be35a1SLionel Sambuc 	if (fail != false)
81*11be35a1SLionel Sambuc 		atf_tc_fail("atexit(3) was not called");
82*11be35a1SLionel Sambuc }
83*11be35a1SLionel Sambuc 
84*11be35a1SLionel Sambuc ATF_TC(exit_basic);
ATF_TC_HEAD(exit_basic,tc)85*11be35a1SLionel Sambuc ATF_TC_HEAD(exit_basic, tc)
86*11be35a1SLionel Sambuc {
87*11be35a1SLionel Sambuc 	atf_tc_set_md_var(tc, "descr", "A basic test of exit(3)");
88*11be35a1SLionel Sambuc }
89*11be35a1SLionel Sambuc 
ATF_TC_BODY(exit_basic,tc)90*11be35a1SLionel Sambuc ATF_TC_BODY(exit_basic, tc)
91*11be35a1SLionel Sambuc {
92*11be35a1SLionel Sambuc 	pid_t pid;
93*11be35a1SLionel Sambuc 	int sta;
94*11be35a1SLionel Sambuc 
95*11be35a1SLionel Sambuc 	pid = fork();
96*11be35a1SLionel Sambuc 	ATF_REQUIRE(pid >= 0);
97*11be35a1SLionel Sambuc 
98*11be35a1SLionel Sambuc 	if (pid == 0) {
99*11be35a1SLionel Sambuc 		exit(EXIT_SUCCESS);
100*11be35a1SLionel Sambuc 		exit(EXIT_FAILURE);
101*11be35a1SLionel Sambuc 	}
102*11be35a1SLionel Sambuc 
103*11be35a1SLionel Sambuc 	(void)wait(&sta);
104*11be35a1SLionel Sambuc 
105*11be35a1SLionel Sambuc 	if (WIFEXITED(sta) == 0 || WEXITSTATUS(sta) != EXIT_SUCCESS)
106*11be35a1SLionel Sambuc 		atf_tc_fail("exit(3) did not exit successfully");
107*11be35a1SLionel Sambuc }
108*11be35a1SLionel Sambuc 
109*11be35a1SLionel Sambuc ATF_TC(exit_status);
ATF_TC_HEAD(exit_status,tc)110*11be35a1SLionel Sambuc ATF_TC_HEAD(exit_status, tc)
111*11be35a1SLionel Sambuc {
112*11be35a1SLionel Sambuc 	atf_tc_set_md_var(tc, "descr", "Test exit(3) status");
113*11be35a1SLionel Sambuc }
114*11be35a1SLionel Sambuc 
ATF_TC_BODY(exit_status,tc)115*11be35a1SLionel Sambuc ATF_TC_BODY(exit_status, tc)
116*11be35a1SLionel Sambuc {
117*11be35a1SLionel Sambuc 	const int n = 10;
118*11be35a1SLionel Sambuc 	int i, sta;
119*11be35a1SLionel Sambuc 	pid_t pid;
120*11be35a1SLionel Sambuc 
121*11be35a1SLionel Sambuc 	for (i = 0; i < n; i++) {
122*11be35a1SLionel Sambuc 
123*11be35a1SLionel Sambuc 		pid = fork();
124*11be35a1SLionel Sambuc 
125*11be35a1SLionel Sambuc 		if (pid < 0)
126*11be35a1SLionel Sambuc 			exit(EXIT_FAILURE);
127*11be35a1SLionel Sambuc 
128*11be35a1SLionel Sambuc 		if (pid == 0)
129*11be35a1SLionel Sambuc 			exit(i);
130*11be35a1SLionel Sambuc 
131*11be35a1SLionel Sambuc 		(void)wait(&sta);
132*11be35a1SLionel Sambuc 
133*11be35a1SLionel Sambuc 		if (WIFEXITED(sta) == 0 || WEXITSTATUS(sta) != i)
134*11be35a1SLionel Sambuc 			atf_tc_fail("invalid exit(3) status");
135*11be35a1SLionel Sambuc 	}
136*11be35a1SLionel Sambuc }
137*11be35a1SLionel Sambuc 
138*11be35a1SLionel Sambuc ATF_TC(exit_tmpfile);
ATF_TC_HEAD(exit_tmpfile,tc)139*11be35a1SLionel Sambuc ATF_TC_HEAD(exit_tmpfile, tc)
140*11be35a1SLionel Sambuc {
141*11be35a1SLionel Sambuc 	atf_tc_set_md_var(tc, "descr", "Temporary files are unlinked?");
142*11be35a1SLionel Sambuc }
143*11be35a1SLionel Sambuc 
ATF_TC_BODY(exit_tmpfile,tc)144*11be35a1SLionel Sambuc ATF_TC_BODY(exit_tmpfile, tc)
145*11be35a1SLionel Sambuc {
146*11be35a1SLionel Sambuc 	int sta, fd = -1;
147*11be35a1SLionel Sambuc 	char buf[12];
148*11be35a1SLionel Sambuc 	pid_t pid;
149*11be35a1SLionel Sambuc 	FILE *f;
150*11be35a1SLionel Sambuc 
151*11be35a1SLionel Sambuc 	(void)strlcpy(buf, "exit.XXXXXX", sizeof(buf));
152*11be35a1SLionel Sambuc 
153*11be35a1SLionel Sambuc 	pid = fork();
154*11be35a1SLionel Sambuc 	ATF_REQUIRE(pid >= 0);
155*11be35a1SLionel Sambuc 
156*11be35a1SLionel Sambuc 	if (pid == 0) {
157*11be35a1SLionel Sambuc 
158*11be35a1SLionel Sambuc 		fd = mkstemp(buf);
159*11be35a1SLionel Sambuc 
160*11be35a1SLionel Sambuc 		if (fd < 0)
161*11be35a1SLionel Sambuc 			exit(EXIT_FAILURE);
162*11be35a1SLionel Sambuc 
163*11be35a1SLionel Sambuc 		exit(EXIT_SUCCESS);
164*11be35a1SLionel Sambuc 	}
165*11be35a1SLionel Sambuc 
166*11be35a1SLionel Sambuc 	(void)wait(&sta);
167*11be35a1SLionel Sambuc 
168*11be35a1SLionel Sambuc 	if (WIFEXITED(sta) == 0 || WEXITSTATUS(sta) != EXIT_SUCCESS)
169*11be35a1SLionel Sambuc 		atf_tc_fail("failed to create temporary file");
170*11be35a1SLionel Sambuc 
171*11be35a1SLionel Sambuc 	f = fdopen(fd, "r");
172*11be35a1SLionel Sambuc 
173*11be35a1SLionel Sambuc 	if (f != NULL)
174*11be35a1SLionel Sambuc 		atf_tc_fail("exit(3) did not clear temporary file");
175*11be35a1SLionel Sambuc }
176*11be35a1SLionel Sambuc 
ATF_TP_ADD_TCS(tp)177*11be35a1SLionel Sambuc ATF_TP_ADD_TCS(tp)
178*11be35a1SLionel Sambuc {
179*11be35a1SLionel Sambuc 
180*11be35a1SLionel Sambuc 	ATF_TP_ADD_TC(tp, exit_atexit);
181*11be35a1SLionel Sambuc 	ATF_TP_ADD_TC(tp, exit_basic);
182*11be35a1SLionel Sambuc 	ATF_TP_ADD_TC(tp, exit_status);
183*11be35a1SLionel Sambuc 	ATF_TP_ADD_TC(tp, exit_tmpfile);
184*11be35a1SLionel Sambuc 
185*11be35a1SLionel Sambuc 	return atf_no_error();
186*11be35a1SLionel Sambuc }
187