/*
 * lsbd - mklsbd.c
 * Copyright (C) 2010  Krzysztof Mazur <krzysiek@podlesie.net>
 *
 * 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 Fundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 */

#include <lsbd.h>
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <getopt.h>

static char *device = NULL;

static void show_info(void)
{
	fprintf(stderr, "mklsbd "PACKAGE_VERSION"\n"
			"Copyright (C) 2010  "
			"Krzysztof Mazur <krzysiek@podlesie.net>\n\n");
}

static void show_usage(char *name)
{
	show_info();
	fprintf(stderr,	"usage: %s [options] (file)\n"
			"Options:\n"
			"  -c, --compat		Linux MiniDEBUG compatibility "
			"mode\n"
			"  -i, --io		set io access method\n"
			"  -h, --help		show this help\n"
			"      --noreadline	don't use readline\n"
			"      --readline	use readline\n"
			"  -q, --quiet		quiet mode\n"
			"  -V, --version		show version\n",
			(name == NULL) ? "mklsbd" : name);
	exit(0);
}

static void parse_command_line(int argc, char **args)
{
	int c;
	int option_index = 0;
	static struct option long_options[] = {
		{"help", 0, 0, 'h'},
		{"version", 0, 0, 'V'},
		{0, 0, 0, 0},
	};
	
	while (1) {
		c = getopt_long(argc, args, "hV", long_options,
				&option_index);
		if (c == -1)
			break;
		switch (c) {
			case 'h':
				show_usage(args[0]);
				break;
			case 'V':
				exit(0);
				break;
			default:
				fprintf(stderr, "Unknown option.\n");
				exit(1);
		}
	}

	if (optind < argc) {
		device = args[optind++];
		if (optind < argc)
			fprintf(stderr, "warning: unknown parameters detected."
					"\n");	
	}
}

int main(int argc, char **argv)
{
	struct lsbd *p;
	int ret;

	parse_command_line(argc, argv);
	if (device == NULL) {
		fprintf(stderr, "error: device option is required\n");
		exit(EXIT_FAILURE);
	}

	p = lsbd_alloc();
	ret = lsbd_open(p, device, LSBD_FORMAT);
	if (ret) {
		perror("lsbd_open");
		exit(EXIT_FAILURE);
	}
	return 0;
}