+++ /dev/null
-/*
- Copyright (C) Slava Astashonok <sla@0n.ru>
-
- This program is free software; you can redistribute it and/or
- modify it under the terms of the GNU General Public License.
-
- $Id: my_getopt.c,v 1.2.2.3 2004/02/02 08:06:24 sla Exp $
-*/
-
-#include <common.h>
-
-/* getopt() */
-#include <unistd.h>
-
-/* fprintf() */
-#include <stdio.h>
-
-#include <my_getopt.h>
-
-extern char *optarg;
-extern int optind, opterr, optopt;
-
-int my_getopt(int argc, char * const argv[],
- struct getopt_parms parms[])
-{
- int c, i, p;
- static int flag = 0, my_opterr = 1;
- static char optstring[MY_GETOPT_MAX_OPTSTR];
-
- if (flag++ == 0) {
- p = 0; i = 0;
- while ((parms[i].name != 0) && (p < (MY_GETOPT_MAX_OPTSTR - 1))) {
- optstring[p++] = parms[i].name;
- if (parms[i].flag & MY_GETOPT_ARG_REQUIRED) optstring[p++] = ':';
- optstring[p] = 0;
- i++;
- }
- flag = 1;
- }
-
- c = getopt(argc, argv, optstring);
- switch (c) {
- case '?':
- if (my_opterr) fprintf(stderr, "Wrong parameters\n");
- break;
-
- case -1:
- flag = 0;
- i = 0;
- while (parms[i].name != 0) {
- if ((parms[i].flag & MY_GETOPT_REQUIRED) && (parms[i].count == 0)) {
- if (my_opterr) fprintf(stderr, "Missing required option\n");
- return '?';
- }
- i++;
- }
- break;
-
- default:
- i = 0;
- while ((parms[i].name != 0) && (parms[i].name != c)) {
- i++;
- }
- if (parms[i].flag & MY_GETOPT_ARG_REQUIRED) {
- if (optarg == 0) {
- if (my_opterr) fprintf(stderr, "Option `-%c': %s\n",
- c, "require parameter");
- return '?';
- } else parms[i].arg = optarg;
- }
- if ((++parms[i].count > 1) && !(parms[i].flag & MY_GETOPT_ALLOW_REPEAT)) {
- if (my_opterr) fprintf(stderr, "Option `-%c': %s\n",
- c, "repeat not allowed");
- return '?';
- }
- break;
- }
- return c;
-}