3 * Copyright (C) 2001 Simone Piccardi
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 (at
8 * your option) any later version.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
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., 675 Mass Ave, Cambridge, MA 02139, USA.
19 /****************************************************************
21 * Program test_ctime.c:
22 * Program to test function ctime
24 * Author: Simone Piccardi
28 ****************************************************************/
30 * Include needed headers
33 #include <errno.h> /* error definitions and routines */
34 #include <stdlib.h> /* C standard library */
35 #include <unistd.h> /* unix standard library */
36 #include <stdio.h> /* standard I/O library */
37 #include <string.h> /* C strings library */
40 /* Help printing routine */
43 int main(int argc, char *argv[])
46 * Variables definition
50 * Input section: decode command line parameters
53 opterr = 0; /* don't want writing to stderr */
54 while ( (i = getopt(argc, argv, "h")) != -1) {
59 case 'h': /* help option */
60 printf("Wrong -h option use\n");
64 case '?': /* unrecognized options */
65 printf("Unrecognized options -%c\n",optopt);
67 default: /* should not reached */
71 /* ***********************************************************
73 * Options processing completed
77 * ***********************************************************/
80 printf("%s", ctime(&t));
84 * routine to print usage info and exit
87 printf("Program testctime : test ctime functon \n");
89 printf(" testctime [-h] \n");
90 printf(" -h print this help\n");