2 * fgetversion.c - Get a file version on an ext2 file system
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)
9 * This file may be redistributed under the terms of the GNU Library
10 * General Public License, version 2.
19 #ifndef _LARGEFILE_SOURCE
20 #define _LARGEFILE_SOURCE
22 #ifndef _LARGEFILE64_SOURCE
23 #define _LARGEFILE64_SOURCE
35 #include <sys/ioctl.h>
41 #define OPEN_FLAGS (O_RDONLY|O_NONBLOCK|O_LARGEFILE)
43 #define OPEN_FLAGS (O_RDONLY|O_NONBLOCK)
46 int fgetversion(const char *name, unsigned long *version)
48 unsigned int ver = -1;
52 int fd, save_errno = 0;
54 fd = open(name, OPEN_FLAGS);
58 rc = ioctl(fd, EXT2_IOC_GETVERSION, &ver);
64 # else /* APPLE_DARWIN */
65 rc = syscall(SYS_fsctl, name, EXT2_IOC_GETVERSION, &ver, 0);
66 # endif /* !APPLE_DARWIN */
67 #else /* ! HAVE_EXT2_IOCTLS */
71 #endif /* ! HAVE_EXT2_IOCTLS */