1 /* 2 * 3 * Copyright (c) International Business Machines Corp., 2001 4 * 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. 9 * 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. 14 * 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 18 */ 19 20 /* 21 * Test Name: time02 22 * 23 * Test Description: 24 * Verify that time(2) returns the value of time in seconds since 25 * the Epoch and stores this value in the memory pointed to by the parameter. 26 * 27 * Expected Result: 28 * time() should return the time (seconds) since the Epoch and this value 29 * should be equal to the value stored in the specified parameter. 30 * 31 * Algorithm: 32 * Setup: 33 * Setup signal handling. 34 * Create temporary directory. 35 * Pause for SIGUSR1 if option specified. 36 * 37 * Test: 38 * Loop if the proper options are given. 39 * Execute system call 40 * Check return code, if system call failed (return=-1) 41 * Log the errno and Issue a FAIL message. 42 * Otherwise, 43 * Verify the Functionality of system call 44 * if successful, 45 * Issue Functionality-Pass message. 46 * Otherwise, 47 * Issue Functionality-Fail message. 48 * Cleanup: 49 * Print errno log and/or timing stats if options given 50 * 51 * Usage: <for command-line> 52 * time02 [-c n] [-e] [-f] [-i n] [-I x] [-p x] [-t] 53 * where, -c n : Run n copies concurrently. 54 * -e : Turn on errno logging. 55 * -f : Turn off functionality Testing. 56 * -i n : Execute test n times. 57 * -I x : Execute test for x seconds. 58 * -P x : Pause for x seconds between iterations. 59 * -t : Turn on syscall timing. 60 * 61 * History 62 * 07/2001 John George 63 * -Ported 64 * 65 * Restrictions: 66 * None. 67 * 68 */ 69 70 #include <stdio.h> 71 #include <errno.h> 72 #include <string.h> 73 #include <signal.h> 74 #include <time.h> 75 #include <sys/types.h> 76 #include <stdint.h> 77 78 #include "test.h" 79 80 void setup(); /* setup function for the test */ 81 void cleanup(); /* cleanup function for the test */ 82 83 char *TCID = "time02"; 84 int TST_TOTAL = 1; 85 86 int main(int ac, char **av) 87 { 88 int lc; 89 time_t tloc; /* time_t variables for time(2) */ 90 91 tst_parse_opts(ac, av, NULL, NULL); 92 93 setup(); 94 95 for (lc = 0; TEST_LOOPING(lc); lc++) { 96 97 tst_count = 0; 98 99 /* 100 * Call time() to get the time in seconds$ 101 * since Epoch. 102 */ 103 TEST(time(&tloc)); 104 105 /* Check return code from time(2) */ 106 if (TEST_RETURN == -1) { 107 tst_resm(TFAIL, "time(0) Failed, errno=%d : %s", 108 TEST_ERRNO, strerror(TEST_ERRNO)); 109 } else { 110 if (tloc == TEST_RETURN) { 111 tst_resm(TPASS, "time() returned value " 112 "%ld, stored value %jd are same", 113 TEST_RETURN, (intmax_t) tloc); 114 } else { 115 tst_resm(TFAIL, "time() returned value " 116 "%ld, stored value %jd are " 117 "different", TEST_RETURN, 118 (intmax_t) tloc); 119 } 120 121 } 122 tst_count++; /* incr. TEST_LOOP counter */ 123 } 124 125 cleanup(); 126 tst_exit(); 127 } 128 129 /* 130 * setup() - performs all ONE TIME setup for this test. 131 */ 132 void setup(void) 133 { 134 135 tst_sig(NOFORK, DEF_HANDLER, cleanup); 136 137 TEST_PAUSE; 138 } 139 140 /* 141 * cleanup() - performs all ONE TIME cleanup for this test at 142 * completion or premature exit. 143 */ 144 void cleanup(void) 145 { 146 147 } 148