robbiew | b95e362 | 2002-05-03 15:43:15 +0000 | [diff] [blame] | 1 | /* |
Cyril Hrubis | 1bbfae9 | 2013-06-04 18:55:10 +0200 | [diff] [blame] | 2 | * Copyright (C) Bull S.A. 2001 |
| 3 | * Copyright (c) International Business Machines Corp., 2001 |
robbiew | b95e362 | 2002-05-03 15:43:15 +0000 | [diff] [blame] | 4 | * |
Cyril Hrubis | 1bbfae9 | 2013-06-04 18:55:10 +0200 | [diff] [blame] | 5 | * This program is free software; you can redistribute it and/or modify |
| 6 | * it under the terms of the GNU General Public License as published by |
| 7 | * the Free Software Foundation; either version 2 of the License, or |
| 8 | * (at your option) any later version. |
robbiew | b95e362 | 2002-05-03 15:43:15 +0000 | [diff] [blame] | 9 | * |
Cyril Hrubis | 1bbfae9 | 2013-06-04 18:55:10 +0200 | [diff] [blame] | 10 | * This program is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See |
| 13 | * the GNU General Public License for more details. |
robbiew | b95e362 | 2002-05-03 15:43:15 +0000 | [diff] [blame] | 14 | * |
Cyril Hrubis | 1bbfae9 | 2013-06-04 18:55:10 +0200 | [diff] [blame] | 15 | * You should have received a copy of the GNU General Public License |
| 16 | * along with this program; if not, write to the Free Software |
| 17 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
robbiew | b95e362 | 2002-05-03 15:43:15 +0000 | [diff] [blame] | 18 | */ |
| 19 | |
| 20 | /* |
robbiew | b95e362 | 2002-05-03 15:43:15 +0000 | [diff] [blame] | 21 | * DESCRIPTION |
Cyril Hrubis | 1bbfae9 | 2013-06-04 18:55:10 +0200 | [diff] [blame] | 22 | * Try to readdir with Invalid directory stream descriptor dir. |
robbiew | b95e362 | 2002-05-03 15:43:15 +0000 | [diff] [blame] | 23 | * |
| 24 | * ALGORITHM |
| 25 | * loop if that option was specified |
| 26 | * call readdir() with an invalid file descriptor |
| 27 | * check the errno value |
| 28 | * issue a PASS message if we get EBADF - errno 9 |
| 29 | * otherwise, the tests fails |
| 30 | * issue a FAIL message |
| 31 | * call cleanup |
| 32 | * |
robbiew | b95e362 | 2002-05-03 15:43:15 +0000 | [diff] [blame] | 33 | * NOTE |
| 34 | * The POSIX standard says: |
| 35 | * The readdir() function may fail if: |
subrata_modak | bdbaec5 | 2009-02-26 12:14:51 +0000 | [diff] [blame] | 36 | * [EBADF] The dirp argument does not refer to an open directory stream. |
robbiew | b95e362 | 2002-05-03 15:43:15 +0000 | [diff] [blame] | 37 | * (Note that readdir() is not _required_ to fail in this case.) |
| 38 | * |
| 39 | * HISTORY |
| 40 | * 04/2002 - Written by Jacky Malcles |
| 41 | * |
robbiew | 8887301 | 2003-06-25 22:35:02 +0000 | [diff] [blame] | 42 | * 06/2003 - Added code to catch SIGSEGV and return TCONF. |
| 43 | * Robbie Williamson<robbiew@us.ibm.com> |
robbiew | b95e362 | 2002-05-03 15:43:15 +0000 | [diff] [blame] | 44 | */ |
| 45 | |
robbiew | b95e362 | 2002-05-03 15:43:15 +0000 | [diff] [blame] | 46 | #include <sys/types.h> |
| 47 | #include <sys/stat.h> |
| 48 | #include <fcntl.h> |
| 49 | #include <dirent.h> |
| 50 | #include <unistd.h> |
| 51 | #include <errno.h> |
| 52 | #include <string.h> |
| 53 | #include <signal.h> |
Cyril Hrubis | 1bbfae9 | 2013-06-04 18:55:10 +0200 | [diff] [blame] | 54 | |
robbiew | b95e362 | 2002-05-03 15:43:15 +0000 | [diff] [blame] | 55 | #include "test.h" |
robbiew | b95e362 | 2002-05-03 15:43:15 +0000 | [diff] [blame] | 56 | |
Cyril Hrubis | 1bbfae9 | 2013-06-04 18:55:10 +0200 | [diff] [blame] | 57 | static void setup(void); |
| 58 | static void cleanup(void); |
robbiew | b95e362 | 2002-05-03 15:43:15 +0000 | [diff] [blame] | 59 | |
Cyril Hrubis | fdce7d5 | 2013-04-04 18:35:48 +0200 | [diff] [blame] | 60 | char *TCID = "readdir02"; |
| 61 | int TST_TOTAL = 1; |
robbiew | b95e362 | 2002-05-03 15:43:15 +0000 | [diff] [blame] | 62 | |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 63 | int main(int ac, char **av) |
robbiew | b95e362 | 2002-05-03 15:43:15 +0000 | [diff] [blame] | 64 | { |
Cyril Hrubis | 89af32a | 2012-10-24 16:39:11 +0200 | [diff] [blame] | 65 | int lc; |
Cyril Hrubis | 0b9589f | 2014-05-27 17:40:33 +0200 | [diff] [blame] | 66 | const char *msg; |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 67 | DIR *test_dir; |
| 68 | struct dirent *dptr; |
robbiew | b95e362 | 2002-05-03 15:43:15 +0000 | [diff] [blame] | 69 | |
Cyril Hrubis | 1bbfae9 | 2013-06-04 18:55:10 +0200 | [diff] [blame] | 70 | if ((msg = parse_opts(ac, av, NULL, NULL)) != NULL) |
Garrett Cooper | 60fa801 | 2010-11-22 13:50:58 -0800 | [diff] [blame] | 71 | tst_brkm(TBROK, NULL, "OPTION PARSING ERROR - %s", msg); |
robbiew | b95e362 | 2002-05-03 15:43:15 +0000 | [diff] [blame] | 72 | |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 73 | setup(); |
robbiew | b95e362 | 2002-05-03 15:43:15 +0000 | [diff] [blame] | 74 | |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 75 | for (lc = 0; TEST_LOOPING(lc); lc++) { |
robbiew | b95e362 | 2002-05-03 15:43:15 +0000 | [diff] [blame] | 76 | |
Caspar Zhang | d59a659 | 2013-03-07 14:59:12 +0800 | [diff] [blame] | 77 | tst_count = 0; |
robbiew | b95e362 | 2002-05-03 15:43:15 +0000 | [diff] [blame] | 78 | |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 79 | if ((test_dir = opendir(".")) == NULL) { |
| 80 | tst_resm(TFAIL, "opendir(\".\") Failed, errno=%d : %s", |
| 81 | errno, strerror(errno)); |
robbiew | b95e362 | 2002-05-03 15:43:15 +0000 | [diff] [blame] | 82 | } else { |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 83 | if (closedir(test_dir) < 0) { |
| 84 | tst_resm(TFAIL, |
| 85 | "closedir(\".\") Failed, errno=%d : %s", |
| 86 | errno, strerror(errno)); |
robbiew | b95e362 | 2002-05-03 15:43:15 +0000 | [diff] [blame] | 87 | } else { |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 88 | dptr = readdir(test_dir); |
| 89 | switch (errno) { |
| 90 | case EBADF: |
| 91 | tst_resm(TPASS, |
| 92 | "expected failure - errno = %d : %s", |
| 93 | errno, strerror(errno)); |
| 94 | break; |
| 95 | default: |
| 96 | if (dptr != NULL) { |
| 97 | tst_brkm(TFAIL, cleanup, |
| 98 | "call failed with an " |
| 99 | "unexpected error - %d : %s", |
| 100 | errno, |
| 101 | strerror(errno)); |
| 102 | } else { |
| 103 | tst_resm(TINFO, |
| 104 | "readdir() is not _required_ to fail, " |
| 105 | "errno = %d ", errno); |
| 106 | } |
| 107 | } |
robbiew | b95e362 | 2002-05-03 15:43:15 +0000 | [diff] [blame] | 108 | } |
robbiew | b95e362 | 2002-05-03 15:43:15 +0000 | [diff] [blame] | 109 | |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 110 | } |
robbiew | b95e362 | 2002-05-03 15:43:15 +0000 | [diff] [blame] | 111 | |
Garrett Cooper | 2c28215 | 2010-12-16 00:55:50 -0800 | [diff] [blame] | 112 | } |
robbiew | b95e362 | 2002-05-03 15:43:15 +0000 | [diff] [blame] | 113 | |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 114 | cleanup(); |
Garrett Cooper | 1e6f5a6 | 2010-12-19 09:58:10 -0800 | [diff] [blame] | 115 | tst_exit(); |
Garrett Cooper | 2c28215 | 2010-12-16 00:55:50 -0800 | [diff] [blame] | 116 | } |
robbiew | b95e362 | 2002-05-03 15:43:15 +0000 | [diff] [blame] | 117 | |
Cyril Hrubis | 1bbfae9 | 2013-06-04 18:55:10 +0200 | [diff] [blame] | 118 | static void sigsegv_handler(int sig) |
robbiew | 8887301 | 2003-06-25 22:35:02 +0000 | [diff] [blame] | 119 | { |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 120 | tst_resm(TCONF, |
| 121 | "This system's implementation of closedir() will not allow this test to execute properly."); |
robbiew | 8887301 | 2003-06-25 22:35:02 +0000 | [diff] [blame] | 122 | cleanup(); |
| 123 | } |
robbiew | b95e362 | 2002-05-03 15:43:15 +0000 | [diff] [blame] | 124 | |
Cyril Hrubis | 1bbfae9 | 2013-06-04 18:55:10 +0200 | [diff] [blame] | 125 | static void setup(void) |
robbiew | b95e362 | 2002-05-03 15:43:15 +0000 | [diff] [blame] | 126 | { |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 127 | struct sigaction act; |
robbiew | b95e362 | 2002-05-03 15:43:15 +0000 | [diff] [blame] | 128 | |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 129 | tst_sig(NOFORK, DEF_HANDLER, cleanup); |
robbiew | 8887301 | 2003-06-25 22:35:02 +0000 | [diff] [blame] | 130 | |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 131 | act.sa_handler = sigsegv_handler; |
Jan Stancek | c5532e4 | 2013-05-14 11:59:33 +0200 | [diff] [blame] | 132 | act.sa_flags = 0; |
| 133 | sigemptyset(&act.sa_mask); |
Cyril Hrubis | 1bbfae9 | 2013-06-04 18:55:10 +0200 | [diff] [blame] | 134 | sigaction(SIGSEGV, &act, NULL); |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 135 | |
robbiew | b95e362 | 2002-05-03 15:43:15 +0000 | [diff] [blame] | 136 | TEST_PAUSE; |
| 137 | |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 138 | tst_tmpdir(); |
robbiew | b95e362 | 2002-05-03 15:43:15 +0000 | [diff] [blame] | 139 | } |
| 140 | |
Cyril Hrubis | 1bbfae9 | 2013-06-04 18:55:10 +0200 | [diff] [blame] | 141 | static void cleanup(void) |
robbiew | b95e362 | 2002-05-03 15:43:15 +0000 | [diff] [blame] | 142 | { |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 143 | tst_rmdir(); |
Chris Dearman | ec6edca | 2012-10-17 19:54:01 -0700 | [diff] [blame] | 144 | } |