1 /******************************************************************************/ 2 /* */ 3 /* Copyright (c) Ulrich Drepper <drepper (at) redhat.com> */ 4 /* Copyright (c) International Business Machines Corp., 2009 */ 5 /* */ 6 /* This program is free software; you can redistribute it and/or modify */ 7 /* it under the terms of the GNU General Public License as published by */ 8 /* the Free Software Foundation; either version 2 of the License, or */ 9 /* (at your option) any later version. */ 10 /* */ 11 /* This program is distributed in the hope that it will be useful, */ 12 /* but WITHOUT ANY WARRANTY; without even the implied warranty of */ 13 /* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See */ 14 /* the GNU General Public License for more details. */ 15 /* */ 16 /* You should have received a copy of the GNU General Public License */ 17 /* along with this program; if not, write to the Free Software */ 18 /* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ 19 /* */ 20 /******************************************************************************/ 21 /******************************************************************************/ 22 /* */ 23 /* File: inotify_init1_01.c */ 24 /* */ 25 /* Description: This Program tests the new system call introduced in 2.6.27. */ 26 /* Ulrichs comment as in: */ 27 /* http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=4006553b06306b34054529477b06b68a1c66249b */ 28 /* says: */ 29 /* This patch introduces the new syscall inotify_init1 (note: the 1 stands for*/ 30 /* the one parameter the syscall takes, as opposed to no parameter before). */ 31 /* The values accepted for this parameter are function-specific and defined in*/ 32 /* the inotify.h header. Here the values must match the O_* flags, though. */ 33 /* In this patch CLOEXEC support is introduced. */ 34 /* The following test must be adjusted for architectures other */ 35 /* than x86 and x86-64 and in case the syscall numbers changed. */ 36 /* */ 37 /* Usage: <for command-line> */ 38 /* inotify_init1_01 [-c n] [-e][-i n] [-I x] [-p x] [-t] */ 39 /* where, -c n : Run n copies concurrently. */ 40 /* -e : Turn on errno logging. */ 41 /* -i n : Execute test n times. */ 42 /* -I x : Execute test for x seconds. */ 43 /* -P x : Pause for x seconds between iterations. */ 44 /* -t : Turn on syscall timing. */ 45 /* */ 46 /* Total Tests: 1 */ 47 /* */ 48 /* Test Name: inotify_init1_01 */ 49 /* */ 50 /* Author: Ulrich Drepper <drepper (at) redhat.com> */ 51 /* */ 52 /* History: Created - Jan 13 2009 - Ulrich Drepper <drepper (at) redhat.com> */ 53 /* Ported to LTP */ 54 /* - Jan 13 2009 - Subrata <subrata (at) linux.vnet.ibm.com> */ 55 /******************************************************************************/ 56 #include <fcntl.h> 57 #include <stdio.h> 58 #include <unistd.h> 59 #include <sys/syscall.h> 60 #include <errno.h> 61 62 #include "test.h" 63 #include "lapi/fcntl.h" 64 #include "lapi/syscalls.h" 65 66 #define IN_CLOEXEC O_CLOEXEC 67 68 char *TCID = "inotify_init1_01"; 69 int testno; 70 int TST_TOTAL = 1; 71 72 /* Extern Global Functions */ 73 /******************************************************************************/ 74 /* */ 75 /* Function: cleanup */ 76 /* */ 77 /* Description: Performs all one time clean up for this test on successful */ 78 /* completion, premature exit or failure. Closes all temporary */ 79 /* files, removes all temporary directories exits the test with */ 80 /* appropriate return code by calling tst_exit() function. */ 81 /* */ 82 /* Input: None. */ 83 /* */ 84 /* Output: None. */ 85 /* */ 86 /* Return: On failure - Exits calling tst_exit(). Non '0' return code. */ 87 /* On success - Exits calling tst_exit(). With '0' return code. */ 88 /* */ 89 /******************************************************************************/ 90 void cleanup(void) 91 { 92 93 tst_rmdir(); 94 } 95 96 /* Local Functions */ 97 /******************************************************************************/ 98 /* */ 99 /* Function: setup */ 100 /* */ 101 /* Description: Performs all one time setup for this test. This function is */ 102 /* typically used to capture signals, create temporary dirs */ 103 /* and temporary files that may be used in the course of this */ 104 /* test. */ 105 /* */ 106 /* Input: None. */ 107 /* */ 108 /* Output: None. */ 109 /* */ 110 /* Return: On failure - Exits by calling cleanup(). */ 111 /* On success - returns 0. */ 112 /* */ 113 /******************************************************************************/ 114 void setup(void) 115 { 116 /* Capture signals if any */ 117 /* Create temporary directories */ 118 TEST_PAUSE; 119 tst_tmpdir(); 120 } 121 122 int main(int argc, char *argv[]) 123 { 124 int fd, coe; 125 int lc; 126 127 tst_parse_opts(argc, argv, NULL, NULL); 128 129 if ((tst_kvercmp(2, 6, 27)) < 0) { 130 tst_brkm(TCONF, NULL, 131 "This test can only run on kernels that are 2.6.27 " 132 "and higher"); 133 } 134 setup(); 135 136 for (lc = 0; TEST_LOOPING(lc); ++lc) { 137 tst_count = 0; 138 for (testno = 0; testno < TST_TOTAL; ++testno) { 139 fd = ltp_syscall(__NR_inotify_init1, 0); 140 if (fd == -1) { 141 tst_brkm(TFAIL | TERRNO, cleanup, 142 "inotify_init1(0) failed"); 143 } 144 coe = fcntl(fd, F_GETFD); 145 if (coe == -1) { 146 tst_brkm(TBROK | TERRNO, cleanup, 147 "fcntl failed"); 148 } 149 if (coe & FD_CLOEXEC) { 150 tst_brkm(TFAIL, cleanup, 151 "inotify_init1(0) set close-on-exit"); 152 } 153 close(fd); 154 155 fd = ltp_syscall(__NR_inotify_init1, IN_CLOEXEC); 156 if (fd == -1) { 157 tst_brkm(TFAIL | TERRNO, cleanup, 158 "inotify_init1(IN_CLOEXEC) failed"); 159 } 160 coe = fcntl(fd, F_GETFD); 161 if (coe == -1) { 162 tst_resm(TBROK | TERRNO, "fcntl failed"); 163 } else if ((coe & FD_CLOEXEC) == 0) { 164 tst_resm(TFAIL, 165 "inotify_init1(O_CLOEXEC) did not " 166 "set close-on-exit"); 167 } else { 168 close(fd); 169 tst_resm(TPASS, "inotify_init1(O_CLOEXEC) " 170 "PASSED"); 171 } 172 } 173 } 174 tst_exit(); 175 cleanup(); 176 } 177