setversion.c revision 18a1444b4f1e6a0948fd38fa0de382d86cfe04de 
1/*
2 * setversion.c		- Set a file version on an ext2 file system
3 *
4 * Copyright (C) 1993, 1994  Remy Card <card@masi.ibp.fr>
5 *                           Laboratoire MASI, Institut Blaise Pascal
6 *                           Universite Pierre et Marie Curie (Paris VI)
7 *
8 * %Begin-Header%
9 * This file may be redistributed under the terms of the GNU Library
10 * General Public License, version 2.
11 * %End-Header%
12 */
13
14/*
15 * History:
16 * 93/10/30	- Creation
17 */
18
19#if HAVE_ERRNO_H
20#include <errno.h>
21#endif
22#include <sys/ioctl.h>
23
24#include "e2p.h"
25
26int setversion (int fd, unsigned long version)
27{
28#if HAVE_EXT2_IOCTLS
29	int ver;
30
31	ver = (int) version;
32	return ioctl (fd, EXT2_IOC_SETVERSION, &ver);
33#else /* ! HAVE_EXT2_IOCTLS */
34	extern int errno;
35	errno = EOPNOTSUPP;
36	return -1;
37#endif /* ! HAVE_EXT2_IOCTLS */
38}
39