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: dup04.c,v 1.6 2009/10/13 14:00:46 subrata_modak Exp $ */ 34 /********************************************************** 35 * 36 * OS Test - Silicon Graphics, Inc. 37 * 38 * TEST IDENTIFIER : dup04 39 * 40 * EXECUTED BY : anyone 41 * 42 * TEST TITLE : Basic test for dup(2) of a system pipe descriptor 43 * 44 * PARENT DOCUMENT : usctpl01 45 * 46 * TEST CASE TOTAL : 2 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 : 06/94 57 * 58 * INITIAL RELEASE : UNICOS 7.0 59 * 60 * TEST CASES 61 * 62 * 1.) dup(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 dup(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 * dup(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 #ifndef _GNU_SOURCE 113 #define _GNU_SOURCE 114 #endif 115 #include <sys/types.h> 116 #include <sys/fcntl.h> 117 #include <errno.h> 118 #include <stdio.h> 119 #include <string.h> 120 #include <signal.h> 121 #include "test.h" 122 123 void setup(); 124 void cleanup(); 125 126 char *TCID = "dup04"; 127 int TST_TOTAL = 2; 128 129 int fd[2]; 130 131 int main(int ac, char **av) 132 { 133 int lc; 134 135 tst_parse_opts(ac, av, NULL, NULL); 136 137 setup(); 138 139 for (lc = 0; TEST_LOOPING(lc); lc++) { 140 141 tst_count = 0; 142 143 TEST(dup(fd[0])); 144 145 if (TEST_RETURN == -1) 146 tst_resm(TFAIL | TERRNO, 147 "dup of read side of pipe failed"); 148 else { 149 tst_resm(TPASS, 150 "dup(%d) read side of syspipe returned %ld", 151 fd[0], TEST_RETURN); 152 153 if (close(TEST_RETURN) == -1) 154 tst_brkm(TBROK, cleanup, "close failed"); 155 } 156 157 TEST(dup(fd[1])); 158 159 if (TEST_RETURN == -1) { 160 tst_resm(TFAIL | TTERRNO, 161 "dup of write side of pipe failed"); 162 } else { 163 tst_resm(TPASS, 164 "dup(%d) write side of syspipe returned %ld", 165 fd[1], TEST_RETURN); 166 167 168 if (close(TEST_RETURN) == -1) 169 tst_brkm(TBROK | TTERRNO, cleanup, 170 "close failed"); 171 } 172 173 } 174 175 cleanup(); 176 tst_exit(); 177 } 178 179 void setup(void) 180 { 181 fd[0] = -1; 182 183 tst_sig(FORK, DEF_HANDLER, cleanup); 184 185 TEST_PAUSE; 186 187 tst_tmpdir(); 188 189 if (pipe(fd) == -1) 190 tst_brkm(TBROK | TERRNO, cleanup, "pipe failed"); 191 } 192 193 void cleanup(void) 194 { 195 int i; 196 197 for (i = 0; i <= 6; i++) 198 close(i); 199 200 tst_rmdir(); 201 } 202