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/* vi: set sw=4 ts=4: */
/*
* Mini watchdog implementation for busybox
*
* Copyright (C) 2000 spoon <spoon@ix.netcom.com>.
*
* 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 <stdio.h>
#include <fcntl.h>
#include <unistd.h>
#include <stdlib.h>
#include "busybox.h"
extern int watchdog_main(int argc, char **argv)
{
int fd;
if (argc != 2) {
show_usage();
}
if ((fd=open(argv[1], O_WRONLY)) == -1) {
perror_msg_and_die(argv[1]);
}
while (1) {
sleep(30);
write(fd, "\0", 1);
}
return EXIT_FAILURE;
}
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