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 /* $Id: alarm02.c,v 1.4 2009/08/28 10:57:29 vapier Exp $ */ 33 /********************************************************** 34 * 35 * OS Test - Silicon Graphics, Inc. 36 * 37 * TEST IDENTIFIER : alarm02 38 * 39 * TEST TITLE : Boundary Value Test for alarm(2) 40 * 41 * PARENT DOCUMENT : almtds02 42 * 43 * TEST CASE TOTAL : 3 44 * 45 * WALL CLOCK TIME : 1 46 * 47 * CPU TYPES : ALL 48 * 49 * AUTHOR : Billy Jean Horne 50 * 51 * CO-PILOT : Kathy Olmsted 52 * 53 * DATE STARTED : 06/01/92 54 * 55 * INITIAL RELEASE : UNICOS 7.0 56 * 57 * TEST CASES 58 * Test Case One - A call to alarm() shall not return an error if 59 * seconds is a -1. 60 * Test FAILS if a non-zero value is returned. 61 * Test Case Two - A call to alarm() shall not return an error if 62 * seconds is the maximum unsigned integer (2**63). 63 * Test FAILS if a non-zero value is returned. 64 * Test Case Three - A call to alarm() shall not return an error if 65 * seconds is the maximum unsigned integer plus 1 ((2**63)+1). 66 * Test FAILS if a non-zero value is returned. 67 * 68 * ENVIRONMENTAL NEEDS 69 * The libcuts.a and libsys.a libraries must be included in 70 * the compilation of this test. 71 * 72 * DETAILED DESCRIPTION 73 * 74 * Setup: 75 * Define a cleanup function. 76 * 77 * Test: 78 * Loop for each test case. 79 * Execute alarm (0) system call to clear previous alarm. 80 * Check return code, if system call failed (return=-1) 81 * Issue a FAIL message and exit the test. 82 * Call alarm() with boundary values for seconds. 83 * Verify that returned value is as expected. 84 * Report results. 85 * 86 * Cleanup: 87 * 88 */ 89 #include <sys/types.h> 90 #include <errno.h> 91 #include <sys/signal.h> 92 #include <limits.h> 93 #include "test.h" 94 95 void setup(void); 96 void cleanup(void); 97 void alarm_received(int sig); 98 99 char *TCID = "alarm02"; 100 int TST_TOTAL = 3; 101 102 int received_alarm = 0; /* Indicates a SIGALRM was received */ 103 104 int main(int ac, char **av) 105 { 106 107 /* Parameters for usc code */ 108 int lc; 109 110 /* Parameters for alarm test */ 111 char *buf[] = { "-1", "ULONG_MAX", "ULONG_MAX+1" }; 112 unsigned long int sec[] = { -1, ULONG_MAX, ULONG_MAX + 1 }; 113 int exp[] = { 0, 0, 0 }; 114 int i; 115 116 tst_parse_opts(ac, av, NULL, NULL); 117 118 setup(); 119 120 for (lc = 0; TEST_LOOPING(lc); lc++) { 121 122 tst_count = 0; 123 124 for (i = 0; i < TST_TOTAL; i++) { 125 126 received_alarm = 0; 127 signal(SIGALRM, alarm_received); 128 129 TEST(alarm(sec[i])); 130 alarm(0); 131 if (TEST_RETURN != 0) { 132 tst_resm(TFAIL, 133 "alarm(%lu) returned %ld, when %u was " 134 "expected for value %s", 135 sec[i], TEST_RETURN, exp[i], buf[i]); 136 } else { 137 if (received_alarm == 1) { 138 tst_resm(TFAIL, 139 "alarm(%lu) returned %ldu but an " 140 "alarm signal was received for " 141 "value %s", 142 sec[i], TEST_RETURN, buf[i]); 143 } else { 144 tst_resm(TPASS, 145 "alarm(%lu) returned %ld as " 146 "expected for value %s", 147 sec[i], TEST_RETURN, buf[i]); 148 } 149 150 } 151 } 152 /* 153 * Reset alarm before cleanup. 154 */ 155 156 alarm(0); 157 158 } 159 160 cleanup(); 161 tst_exit(); 162 } 163 164 void setup(void) 165 { 166 167 tst_sig(NOFORK, DEF_HANDLER, cleanup); 168 169 TEST_PAUSE; 170 171 } 172 173 void cleanup(void) 174 { 175 } 176 177 void alarm_received(int sig) 178 { 179 received_alarm = 1; 180 } 181