1 /* $NetBSD: t_getcwd.c,v 1.3 2011/07/27 05:04:11 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_getcwd.c,v 1.3 2011/07/27 05:04:11 jruoho Exp $");
33
34 #include <sys/param.h>
35 #include <sys/stat.h>
36
37 #include <atf-c.h>
38 #include <errno.h>
39 #include <fts.h>
40 #include <limits.h>
41 #include <string.h>
42 #include <unistd.h>
43
44 ATF_TC(getcwd_err);
ATF_TC_HEAD(getcwd_err,tc)45 ATF_TC_HEAD(getcwd_err, tc)
46 {
47 atf_tc_set_md_var(tc, "descr", "Test error conditions in getcwd(3)");
48 }
49
ATF_TC_BODY(getcwd_err,tc)50 ATF_TC_BODY(getcwd_err, tc)
51 {
52 char buf[MAXPATHLEN];
53
54 errno = 0;
55
56 ATF_REQUIRE(getcwd(buf, 0) == NULL);
57 ATF_REQUIRE(errno == EINVAL);
58
59 #ifdef __NetBSD__
60 errno = 0;
61
62 ATF_REQUIRE(getcwd((void *)-1, sizeof(buf)) == NULL);
63 ATF_REQUIRE(errno == EFAULT);
64 #endif
65 }
66
67 ATF_TC(getcwd_fts);
ATF_TC_HEAD(getcwd_fts,tc)68 ATF_TC_HEAD(getcwd_fts, tc)
69 {
70 atf_tc_set_md_var(tc, "descr", "A basic test of getcwd(3)");
71 }
72
ATF_TC_BODY(getcwd_fts,tc)73 ATF_TC_BODY(getcwd_fts, tc)
74 {
75 const char *str = NULL;
76 char buf[MAXPATHLEN];
77 char *argv[2];
78 FTSENT *ftse;
79 FTS *fts;
80 int ops;
81 short depth;
82
83 /*
84 * Do not traverse too deep; cf. PR bin/45180.
85 */
86 depth = 2;
87
88 argv[1] = NULL;
89 argv[0] = __UNCONST("/");
90
91 /*
92 * Test that getcwd(3) works with basic
93 * system directories. Note that having
94 * no FTS_NOCHDIR specified should ensure
95 * that the current directory is visited.
96 */
97 ops = FTS_PHYSICAL | FTS_NOSTAT;
98 fts = fts_open(argv, ops, NULL);
99
100 if (fts == NULL) {
101 str = "failed to initialize fts(3)";
102 goto out;
103 }
104
105 while ((ftse = fts_read(fts)) != NULL) {
106
107 if (ftse->fts_level < 1)
108 continue;
109
110 if (ftse->fts_level > depth) {
111 (void)fts_set(fts, ftse, FTS_SKIP);
112 continue;
113 }
114
115 switch(ftse->fts_info) {
116
117 case FTS_DP:
118
119 (void)memset(buf, 0, sizeof(buf));
120
121 if (getcwd(buf, sizeof(buf)) == NULL) {
122 str = "getcwd(3) failed";
123 goto out;
124 }
125
126 if (strstr(ftse->fts_path, buf) == NULL) {
127 str = "getcwd(3) returned incorrect path";
128 goto out;
129 }
130
131 break;
132
133 default:
134 break;
135 }
136 }
137
138 out:
139 if (fts != NULL)
140 (void)fts_close(fts);
141
142 if (str != NULL)
143 atf_tc_fail("%s", str);
144 }
145
ATF_TP_ADD_TCS(tp)146 ATF_TP_ADD_TCS(tp)
147 {
148
149 ATF_TP_ADD_TC(tp, getcwd_err);
150 ATF_TP_ADD_TC(tp, getcwd_fts);
151
152 return atf_no_error();
153 }
154