| /* |
| * fsetversion.c - Set 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) |
| * |
| * This file can be redistributed under the terms of the GNU Library General |
| * Public License |
| */ |
| |
| /* |
| * History: |
| * 93/10/30 - Creation |
| */ |
| |
| #if HAVE_ERRNO_H |
| #include <errno.h> |
| #endif |
| #if HAVE_UNISTD_H |
| #include <unistd.h> |
| #endif |
| #include <fcntl.h> |
| #include <sys/ioctl.h> |
| |
| #include "e2p.h" |
| |
| int fsetversion (const char * name, unsigned long version) |
| { |
| #if HAVE_EXT2_IOCTLS |
| int fd, r, ver; |
| |
| fd = open (name, O_RDONLY|O_NONBLOCK); |
| if (fd == -1) |
| return -1; |
| ver = (int) version; |
| r = ioctl (fd, EXT2_IOC_SETVERSION, &ver); |
| close (fd); |
| return r; |
| #else /* ! HAVE_EXT2_IOCTLS */ |
| extern int errno; |
| errno = EOPNOTSUPP; |
| return -1; |
| #endif /* ! HAVE_EXT2_IOCTLS */ |
| } |