tar archives.

[Gregory Nowak]

I've also read that "zcat" file_name works.
Greg


----- Original Message -----
From: "Charles Hallenbeck" <chuckh at mhonline.net>
To: <speakup at braille.uwo.ca>
Sent: Wednesday, March 07, 2001 5:19 AM
Subject: Re: tar archives.


>
> Good points, Geoff -
>
> Another way to preview a.tar.gz or a .tgz file is to use the viewer 'less'
> - it is smart enough to show you what is in the archive.
>
> Chuck
>
> On Wed, 7 Mar 2001, Geoff Shang wrote:
>
> > On Tue, 6 Mar 2001, Charles Hallenbeck wrote:
> >
> > > Hi Shawn -
> > > The parameters do not need the leading '-', and ordinarily you would
use
> > > four letters The first one is either 'x' or 'c' for "extract" or
"create",
> > > the next letter is either 'z' or 'y' for "gz" or "bz2", the third one
is
> > > 'v' for "verbose", and the fourth one is 'f' meaning that the filename
> > > follows. So what you want is:
> > >
> > > tar xzvf filename.tar.gz
> >
> > A couple of comments.  The -v option can get quite annoying, especially
if
> > you're unpacking something big.  If you omit it, it will unpack it
> > silently, which is what I do.  Also, I'd rather know what it's unpacking
> > before I do it, not as I do it,  hense I use:
> >
> > tar -ztf filename.tar.gz |more
> >
> > This is useful as tar files usually create a subdirectory, and you want
to
> > be sure that it's not going to be a directory that already exists as the
> > contents of the tar file will mingle with any files already there.  I
did
> > this to a linux kernel source tree once and it made a nice mess.
> >
> > For the bz2 flag, this varies from version to version of tar.  My
version
> > has I (that's capital I).  Apparently, some other implelementations use
> > this for something else, so recent versions of tar use j.  Check your
tar
> > manpage or the built-in command help (tar --help) if you wish to unpack
bz2
> > files.
> >
> > Geoff.
> >
> >
> >
> >
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> >
>
> My web site is http://www.mhonline.net/~chuckh
> The Moon is Waxing Gibbous (93% of Full)
>
>
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