/*
 *options.c
 *Options for the cribserv
 *
 
    Copyright (C) 2005  Joseph Pingenot

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

 */

#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include "options.h"

void setup_opts(struct cribserv_options *opts, int argc, char* argv[]) {
  int c;
  int p;

  /*First, set up the defaults*/
  opts->port = 32245;

  while((c = getopt(argc, argv, "hp:")) != -1) {
    switch(c) {
      case 'h': 
        printf("ARGS:\n -h\t\tprints this help message\n -p <port>\tPort number to listen to\n");
        exit(1);
      case 'p':
        if(sscanf(optarg, "%d", &p) != 1) {
	  fprintf(stderr, "ERROR: unable to get port from port argument (-d %s)\n", optarg);
	  exit(2);
	}
        /*Set the option*/
        opts->port = p;
        break;
      default:
        fprintf(stderr, "ERROR: unknown option -%c\n", c);
        exit(3);
    }
  }
}