e2fsprogs/lib/e2p/getversion.c
Theodore Ts'o e3507739e4 Fix gcc -Wall nits
This fixes the last set of gcc -Wall complaints.

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
2013-01-01 13:28:27 -05:00

41 lines
840 B
C

/*
* getversion.c - Get a file version on an ext2 file system
*
* Copyright (C) 1993, 1994 Remy Card <card@masi.ibp.fr>
* Laboratoire MASI, Institut Blaise Pascal
* Universite Pierre et Marie Curie (Paris VI)
*
* %Begin-Header%
* This file may be redistributed under the terms of the GNU Library
* General Public License, version 2.
* %End-Header%
*/
/*
* History:
* 93/10/30 - Creation
*/
#include "config.h"
#if HAVE_ERRNO_H
#include <errno.h>
#endif
#include <sys/ioctl.h>
#include "e2p.h"
int getversion (int fd, unsigned long * version)
{
#if HAVE_EXT2_IOCTLS
int r, ver;
r = ioctl (fd, EXT2_IOC_GETVERSION, &ver);
*version = ver;
return r;
#else /* ! HAVE_EXT2_IOCTLS */
extern int errno;
errno = EOPNOTSUPP;
return -1;
#endif /* ! HAVE_EXT2_IOCTLS */
}