1 /* 2 * Copyright (c) 2000 Silicon Graphics, Inc. All Rights Reserved. 3 * 4 * This program is free software; you can redistribute it and/or modify it 5 * under the terms of version 2 of the GNU General Public License as 6 * published by the Free Software Foundation. 7 * 8 * This program is distributed in the hope that it would be useful, but 9 * WITHOUT ANY WARRANTY; without even the implied warranty of 10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 11 * 12 * Further, this software is distributed without any warranty that it is 13 * free of the rightful claim of any third person regarding infringement 14 * or the like. Any license provided herein, whether implied or 15 * otherwise, applies only to this software file. Patent licenses, if 16 * any, provided herein do not apply to combinations of this program with 17 * other software, or any other product whatsoever. 18 * 19 * You should have received a copy of the GNU General Public License along 20 * with this program; if not, write the Free Software Foundation, Inc., 21 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. 22 * 23 * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy, 24 * Mountain View, CA 94043, or: 25 * 26 * http://www.sgi.com 27 * 28 * For further information regarding this notice, see: 29 * 30 * http://oss.sgi.com/projects/GenInfo/NoticeExplan/ 31 * 32 */ 33 /* $Id: unlink06.c,v 1.5 2009/11/02 13:57:19 subrata_modak Exp $ */ 34 /********************************************************** 35 * 36 * OS Test - Silicon Graphics, Inc. 37 * 38 * TEST IDENTIFIER : unlink06 39 * 40 * EXECUTED BY : anyone 41 * 42 * TEST TITLE : unlink(2) of a FIFO 43 * 44 * PARENT DOCUMENT : usctpl01 45 * 46 * TEST CASE TOTAL : 1 47 * 48 * WALL CLOCK TIME : 1 49 * 50 * CPU TYPES : ALL 51 * 52 * AUTHOR : Richard Logan 53 * 54 * CO-PILOT : William Roske 55 * 56 * DATE STARTED : 03/30/94 57 * 58 * INITIAL RELEASE : UNICOS 7.0 59 * 60 * TEST CASES 61 * 62 * 1.) unlink(2) returns...(See Description) 63 * 64 * INPUT SPECIFICATIONS 65 * The standard options for system call tests are accepted. 66 * (See the parse_opts(3) man page). 67 * 68 * OUTPUT SPECIFICATIONS 69 *$ 70 * DURATION 71 * Terminates - with frequency and infinite modes. 72 * 73 * SIGNALS 74 * Uses SIGUSR1 to pause before test if option set. 75 * (See the parse_opts(3) man page). 76 * 77 * RESOURCES 78 * None 79 * 80 * ENVIRONMENTAL NEEDS 81 * No run-time environmental needs. 82 * 83 * SPECIAL PROCEDURAL REQUIREMENTS 84 * None 85 * 86 * INTERCASE DEPENDENCIES 87 * None 88 * 89 * DETAILED DESCRIPTION 90 * This is a Phase I test for the unlink(2) system call. It is intended 91 * to provide a limited exposure of the system call, for now. It 92 * should/will be extended when full functional tests are written for 93 * unlink(2). 94 * 95 * Setup: 96 * Setup signal handling. 97 * Pause for SIGUSR1 if option specified. 98 * 99 * Test: 100 * Loop if the proper options are given. 101 * Execute system call 102 * Check return code, if system call failed (return=-1) 103 * Log the errno and Issue a FAIL message. 104 * Otherwise, Issue a PASS message. 105 * 106 * Cleanup: 107 * Print errno log and/or timing stats if options given 108 * 109 * 110 *#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#**/ 111 112 #include <sys/types.h> 113 #include <sys/stat.h> 114 #include <fcntl.h> 115 #include <errno.h> 116 #include <string.h> 117 #include <signal.h> 118 #include <unistd.h> 119 #include "test.h" 120 121 void setup(); 122 void create_file(); 123 void cleanup(); 124 125 char *TCID = "unlink06"; 126 int TST_TOTAL = 1; 127 128 char Fname[255]; 129 130 /*********************************************************************** 131 * Main 132 ***********************************************************************/ 133 int main(int ac, char **av) 134 { 135 int lc; 136 137 /*************************************************************** 138 * parse standard options 139 ***************************************************************/ 140 tst_parse_opts(ac, av, NULL, NULL); 141 142 /*************************************************************** 143 * perform global setup for test 144 ***************************************************************/ 145 setup(); 146 147 /*************************************************************** 148 * check looping state if -c option given 149 ***************************************************************/ 150 for (lc = 0; TEST_LOOPING(lc); lc++) { 151 152 tst_count = 0; 153 154 create_file(); 155 156 /* 157 * Call unlink(2) 158 */ 159 TEST(unlink(Fname)); 160 161 /* check return code */ 162 if (TEST_RETURN == -1) { 163 tst_resm(TFAIL, "unlink(%s) Failed, errno=%d : %s", 164 Fname, TEST_ERRNO, strerror(TEST_ERRNO)); 165 } else { 166 if (access(Fname, F_OK) != -1) { 167 tst_resm(TFAIL, 168 "unlink(%s) returned %ld, but access says file still exists.", 169 Fname, TEST_RETURN); 170 } else { 171 tst_resm(TPASS, "unlink(%s) returned %ld", 172 Fname, TEST_RETURN); 173 } 174 } 175 } 176 177 cleanup(); 178 tst_exit(); 179 } 180 181 /*************************************************************** 182 * setup() - performs all ONE TIME setup for this test. 183 ***************************************************************/ 184 void setup(void) 185 { 186 187 tst_sig(NOFORK, DEF_HANDLER, cleanup); 188 189 TEST_PAUSE; 190 191 tst_tmpdir(); 192 193 sprintf(Fname, "fifo_unlink%d", getpid()); 194 195 } 196 197 /*************************************************************** 198 * cleanup() - performs all ONE TIME cleanup for this test at 199 * completion or premature exit. 200 ***************************************************************/ 201 void cleanup(void) 202 { 203 204 tst_rmdir(); 205 206 } 207 208 /****************************************************************** 209 * 210 ******************************************************************/ 211 void create_file(void) 212 { 213 if (mkfifo(Fname, 0777) == -1) { 214 tst_brkm(TBROK, cleanup, 215 "mkfifo(%s, 0777) failed errno:%d %s\n", Fname, 216 errno, strerror(errno)); 217 } 218 } 219
