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); 45 ATF_TC_HEAD(getcwd_err, tc) 46 { 47 atf_tc_set_md_var(tc, "descr", "Test error conditions in getcwd(3)"); 48 } 49 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); 68 ATF_TC_HEAD(getcwd_fts, tc) 69 { 70 atf_tc_set_md_var(tc, "descr", "A basic test of getcwd(3)"); 71 } 72 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 } 145 146 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