tar archives.

[Charles Hallenbeck]

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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