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Re: grep '-o' ???
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From: |
Andreas Schwab |
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Subject: |
Re: grep '-o' ??? |
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Date: |
Thu, 01 Nov 2007 12:09:22 +0100 |
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User-agent: |
Gnus/5.110006 (No Gnus v0.6) Emacs/22.1 (gnu/linux) |
"Leslie E. Ballentine" <address@hidden> writes:
> Maybe it is interpreting -o as an option (although I would think that the
> single quotes would stop that from happening),
The quotes do not change a thing. The argument still starts with a '-'.
> but even that does not explain the behavior.
In absence of a file argument grep reads standard input.
> And how do I search a file for the characters "-o"?
Use -e.
Andreas.
--
Andreas Schwab, SuSE Labs, address@hidden
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
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"And now for something completely different."