File: ex_time.c 1 #include <sys/types.h> 2 #include <stdio.h> 3 #include <time.h> 4 #include <stdlib.h> 5 extern char *tzname[]; 6 7 main() 8 { 9 time_t now; 10 struct tm *sp; 11 12 (void) time( &now ); 13 14 printf("%s", ctime( &now ) ); 15 16 sp = localtime(&now); 17 printf("%d/%d/%02d %d:%02d %s\n", 18 sp->tm_mon + 1, sp->tm_mday, 19 sp->tm_year, sp->tm_hour, 20 sp->tm_min, tzname[sp->tm_isdst]); 21 exit(0); 22 }