diff options
Diffstat (limited to 'file_cmds/gzip/znew.1')
-rw-r--r-- | file_cmds/gzip/znew.1 | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/file_cmds/gzip/znew.1 b/file_cmds/gzip/znew.1 new file mode 100644 index 0000000..61060ca --- /dev/null +++ b/file_cmds/gzip/znew.1 @@ -0,0 +1,71 @@ +.\" $NetBSD: znew.1,v 1.2 2003/12/28 12:43:43 wiz Exp $ +.\" $OpenBSD: znew.1,v 1.1 2003/08/02 20:52:50 otto Exp $ +.\" +.\" Copyright (c) 2003 Otto Moerbeek <otto@drijf.net> +.\" +.\" Permission to use, copy, modify, and distribute this software for any +.\" purpose with or without fee is hereby granted, provided that the above +.\" copyright notice and this permission notice appear in all copies. +.\" +.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES +.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF +.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR +.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES +.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN +.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF +.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. +.\" +.\" $FreeBSD: src/usr.bin/gzip/znew.1,v 1.1 2007/01/26 10:19:07 delphij Exp $ +.Dd January 26, 2007 +.Dt ZNEW 1 +.Os +.Sh NAME +.Nm znew +.Nd convert compressed files to gzipped files +.Sh SYNOPSIS +.Nm +.Op Fl ftv9K +.Ar +.Sh DESCRIPTION +The +.Nm +utility uncompresses files compressed by +.Xr compress 1 +and recompresses them with +.Xr gzip 1 . +.Pp +The options are as follows: +.Bl -tag -width Ds +.It Fl f +Overwrite existing +.Sq .gz +files. +Unless this option is specified, +.Nm +refuses to overwrite existing files. +.It Fl t +Test integrity of the gzipped file before deleting the original file. +If the integrity check fails, the original +.Sq .Z +file is not removed. +.It Fl v +Print a report specifying the achieved compression ratios. +.It Fl 9 +Use the -9 mode of +.Xr gzip 1 , +achieving better compression at the cost of slower execution. +.It Fl K +Keep the original +.Sq .Z +file if it uses less disk blocks than the gzipped one. +A disk block is 1024 bytes. +.El +.Sh SEE ALSO +.Xr gzip 1 +.Sh CAVEATS +The +.Nm +utility tries to maintain the file mode of the original file. +If the original file is not writable, it is not able to do that and +.Nm +will print a warning. |