1 /* 2 * Copyright (c) 2002-3, Intel Corporation. All rights reserved. 3 * Created by: salwan.searty REMOVE-THIS AT intel DOT com 4 * This file is licensed under the GPL license. For the full content 5 * of this license, see the COPYING file at the top level of this 6 * source tree. 7 8 Test that the difftime function shall return the difference between 9 two calendar times. 10 */ 11 12 #define WAIT_DURATION 1 13 14 #include <time.h> 15 #include <stdio.h> 16 #include <stdlib.h> 17 #include <unistd.h> 18 #include <sys/time.h> 19 #include "posixtest.h" 20 main(void)21int main(void) 22 { 23 time_t time0; 24 double time_diff; 25 26 time0 = time(NULL); 27 time_diff = difftime(time0 + 1, time0); 28 29 if (time_diff != WAIT_DURATION) { 30 perror 31 ("Test FAILED: difftime did not return the correct value\n"); 32 return PTS_FAIL; 33 } 34 35 printf("Test PASSED\n"); 36 return PTS_PASS; 37 } 38