1 /* vi: set sw=4 ts=4: */
3 * Mini fdflush implementation for busybox
5 * Copyright (C) 1995, 1996 by Bruce Perens <bruce@perens.com>.
6 * Copyright (C) 2003 by Erik Andersen <andersen@codeoet.org>
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 #include <sys/ioctl.h>
31 /* From <linux/fd.h> */
32 #define FDFLUSH _IO(2,0x4b)
34 extern int fdflush_main(int argc, char **argv)
41 fd = bb_xopen(argv[1], 0);
43 result = ioctl(fd, FDFLUSH, 0);
44 #ifdef CONFIG_FEATURE_CLEAN_UP
48 bb_perror_nomsg_and_die();
51 /* Don't bother closing. Exit does
52 * that, so we can save a few bytes */