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Article #146

Bug/feature of the '-T -' option of gtar

#146
From: Robert Crosson
Date: Tue, 14 Apr 1992 15:55
17 lines
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I have discovered that the -T option of Gnu tar version 1.10 may
have a bug in it.  I created a script that piped file names to tar
which was invoked with the option '-T -'.  In testing the script,
I found that when tar was invoked with that option, but no file names
were sent before the pipe closed, tar used the current directory as 
the place to select files from for archiving.

The script line including tar was essentially as follows:

find <findoptions> | sed -f <sed-script-file> | tar -cvf - -T - > <filename>

I would have thought that, given the '-T -' option but no file names,
tar would have simply exited without doing anything.  Is this a feature
or a bug?

Bob Crosson
crosson@cam.nist.gov
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Message-ID: <9673@fs3.cam.nist.gov>
Path: arc1-ca.pugleaf.net!sparky!uunet!cis.ohio-state.edu!cam.NIst.GOV!crosson

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Newsgroups: gnu.utils.bug
Path: arc1-ca.pugleaf.net!sparky!uunet!cis.ohio-state.edu!cam.NIst.GOV!crosson
From: crosson@cam.NIst.GOV (Robert Crosson)
Subject: Bug/feature of the '-T -' option of gtar
Message-ID: <9673@fs3.cam.nist.gov>
Sender: gnulists@ai.mit.edu
Organization: National Institute of Standards and Technology
Distribution: gnu
Date: Tue, 14 Apr 1992 15:55:34 GMT
Approved: bug-gnu-utils@prep.ai.mit.edu
Lines: 18