-z option help.

diff --git a/dump/dump.8.in b/dump/dump.8.in
index dd1df892d381aa5b1234d1e8566d764358496e2f..1ee3c48be94c67ec44c3892d346493a3cf0674df 100644 (file)
--- a/dump/dump.8.in
+++ b/dump/dump.8.in
@@ -30,7 +30,7 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"

-.\"    $Id: dump.8.in,v 1.19 2000/12/04 15:43:16 stelian Exp $
+.\"    $Id: dump.8.in,v 1.20 2001/02/21 16:31:47 stelian Exp $

 .\"
 .Dd __DATE__
 .Dt DUMP 8
 .\"
 .Dd __DATE__
 .Dt DUMP 8


@@ -40,7 +40,7 @@
 .Nd ext2 filesystem backup
 .Sh SYNOPSIS
 .Nm dump
 .Nd ext2 filesystem backup
 .Sh SYNOPSIS
 .Nm dump

-.Op Fl 0123456789ackMnSu
+.Op Fl 0123456789ackMnSuz

 .Op Fl B Ar records
 .Op Fl b Ar blocksize
 .Op Fl d Ar density
 .Op Fl B Ar records
 .Op Fl b Ar blocksize
 .Op Fl d Ar density


@@ -315,6 +315,12 @@ Is like
 but prints only recognized filesystems in
 .Pa /etc/fstab
 which need to be dumped.
 but prints only recognized filesystems in
 .Pa /etc/fstab
 which need to be dumped.

+.It Fl z
+Compress every block to be written on the tape using zlib library. This
+option will work only if the tape drive is capable of writing variable 
+length blocks. You will need at least the 0.4b22 version of restore in 
+order to extract compressed tapes. Tapes written using compression will
+not be compatible with the BSD tape format.

 .El
 .Pp
 .Nm Dump
 .El
 .Pp
 .Nm Dump