1 /* $OpenBSD: getopt.c,v 1.6 2003/07/10 00:06:51 david Exp $ */ 2 3 #ifndef lint 4 static char rcsid[] = "$OpenBSD: getopt.c,v 1.6 2003/07/10 00:06:51 david Exp $"; 5 #endif /* not lint */ 6 7 #include <stdio.h> 8 #include <stdlib.h> 9 #include <unistd.h> 10 11 int 12 main(int argc, char *argv[]) 13 { 14 extern int optind; 15 extern char *optarg; 16 int c; 17 int status = 0; 18 19 optind = 2; /* Past the program name and the option letters. */ 20 while ((c = getopt(argc, argv, argv[1])) != -1) 21 switch (c) { 22 case '?': 23 status = 1; /* getopt routine gave message */ 24 break; 25 default: 26 if (optarg != NULL) 27 printf(" -%c %s", c, optarg); 28 else 29 printf(" -%c", c); 30 break; 31 } 32 printf(" --"); 33 for (; optind < argc; optind++) 34 printf(" %s", argv[optind]); 35 printf("\n"); 36 exit(status); 37 } 38