/* $Id$ */

/*
 *	Copyright (C) 2002-2007 Novell/SUSE
 *
 *	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, version 2 of the
 *	License.
 */

#include <stdio.h>
#include <unistd.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <string.h>

int main(int argc, char *argv[])
{
	gid_t gid;
	int fd;

	if (argc != 3) {
		fprintf(stderr, "usage: %s file groupname|gid\n",
			argv[0]);
		return 1;
	}


	if (sscanf(argv[2], "%d", &gid) != 1) {
		fprintf(stderr, "FAIL: bad gid %s\n", argv[2]);
		return 1;
	}
	
	fd = open(argv[1], O_RDONLY);
	if (fd == -1) {
		fprintf(stderr, "FAIL: open %s failed - %s\n",
			argv[1], strerror(errno));
		perror("FAIL: open");
		return 1;
	}

	if (fchown(fd, -1, gid) == -1) {
		fprintf(stderr, "FAIL: fchgrp %s %d failed - %s\n",
			argv[1], gid, strerror(errno));
		return 1;
	}

	printf("PASS\n");

	return 0;
}