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Various improvements.

This commit is contained in:
wiz 2005-07-25 12:24:40 +00:00
parent 2b72198a99
commit 8107329829
1 changed files with 20 additions and 19 deletions
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31
usr.bin/vndcompress/vndcompress.1
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@ -1,4 +1,4 @@
.\" $NetBSD: vndcompress.1,v 1.1.1.1 2005/07/25 12:17:59 hubertf Exp $
.\" $NetBSD: vndcompress.1,v 1.2 2005/07/25 12:24:40 wiz Exp $
.\"
.\" Copyright (c) 2005 Florian Stoehr <netbsd@wolfnode.de>
.\" All rights reserved.
@ -38,7 +38,7 @@
.Nm vnduncompress
.Nd compress/uncompress file system images to/from cloop2 format
.Sh SYNOPSIS
.Nm vndcompress
.Nm
.Op Fl cd
.Ar disk/fs-image
.Ar compressed-image
@ -64,30 +64,26 @@ The
file system images that can be handled are not limited to any specific
file system, i.e. it is possible to handle images e.g. in ISO 9660 or
UFS/FFS format.
File system images in the cloop2 format are intended to be used with
File system images in the cloop2 format are intended to be used with the
.Xr vnd 4
driver in compressed mode as configured by the
.Fl z
option of the
.Xr vnconfig 8
program,
and later mounted with the appropriate
program, and later mounted with the appropriate
.Fl t
option to
.Xr mount 8 .
.Pp
.Sh OPTIONS
The following options are available:
.Bl -tag -width indent
.It Fl c
Always compresses, even if the programm was ran as
Always compress, even if the programm was started as
.Nm vnduncompress .
.It Fl d
Always uncompresses (decompresses), even if the program
was ran as
.Nm vndcompress.
Always uncompress (decompress), even if the program was started as
.Nm .
.El
.Pp
.Sh EXIT STATUS
The
.Nm
@ -108,11 +104,13 @@ commands:
.Ed
.Pp
Note that the resulting compressed image cannot be mounted directly
via NetBSD's
via
.Nx Ap s
.Xr vnd 4
and
.Xr mount_cd9660 8
command any longer. Instead, you will have to use the
commands any longer.
Instead, you will have to use the
.Fl z
option of
.Xr vnconfig 8 .
@ -139,9 +137,11 @@ boot etc initrd none root tmp vmlinuz
.Pp
As an alternative, if your
.Xr vnd 4
was compiled with VND_COMPRESSION, you can use
was compiled with
.Dv VND_COMPRESSION ,
you can use
.Xr vnconfig 8
to access the cloop-compressed image directly, e.g.
to access the cloop-compressed image directly, e.g.,
.Bd -literal -offset indent
# vnconfig vnd0 KNOPPIX.iso
# mount -t cd9660 -o ro /dev/vnd0d /mnt
@ -190,6 +190,7 @@ To undo the steps, run:
.Xr mount_cd9660 8 ,
.Xr vnconfig 8
.Sh AUTHORS
.An -nosplit
The
.Nm
utility was written by