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