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      1 /*	$NetBSD: getopt.c,v 1.8 2006/07/09 21:39:48 wiz Exp $	*/
      2 
      3 /*
      4  * This material, written by Henry Spencer, was released by him
      5  * into the public domain and is thus not subject to any copyright.
      6  */
      7 
      8 #include <sys/cdefs.h>
      9 #ifndef lint
     10 __RCSID("$NetBSD: getopt.c,v 1.8 2006/07/09 21:39:48 wiz Exp $");
     11 #endif /* not lint */
     12 
     13 #include <stdio.h>
     14 #include <stdlib.h>
     15 #include <unistd.h>
     16 
     17 int
     18 main(int argc, char *argv[])
     19 {
     20 	int c;
     21 	int status = 0;
     22 
     23 	optind = 2;	/* Past the program name and the option letters. */
     24 	while ((c = getopt(argc, argv, argv[1])) != -1)
     25 		switch (c) {
     26 		case '?':
     27 			status = 1;	/* getopt routine gave message */
     28 			break;
     29 		default:
     30 			if (optarg != NULL)
     31 				printf(" -%c %s", c, optarg);
     32 			else
     33 				printf(" -%c", c);
     34 			break;
     35 		}
     36 	printf(" --");
     37 	for (; optind < argc; optind++)
     38 		printf(" %s", argv[optind]);
     39 	printf("\n");
     40 	exit(status);
     41 }
     42