diff options
Diffstat (limited to 'e2fsprogs/e2p/getversion.c')
-rw-r--r-- | e2fsprogs/e2p/getversion.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/e2fsprogs/e2p/getversion.c b/e2fsprogs/e2p/getversion.c new file mode 100644 index 0000000..38b7d0f --- /dev/null +++ b/e2fsprogs/e2p/getversion.c @@ -0,0 +1,37 @@ +/* + * 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) + * + * 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 +#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 0; +#else /* ! HAVE_EXT2_IOCTLS */ + extern int errno; + errno = EOPNOTSUPP; + return -1; +#endif /* ! HAVE_EXT2_IOCTLS */ +} |