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Re: problem with grep -vl

From: Andreas Schwab
Subject: Re: problem with grep -vl
Date: Tue, 25 Nov 2008 00:03:57 +0100
User-agent: Gnus/5.110009 (No Gnus v0.9) Emacs/22.3 (gnu/linux)

Mark Perry <address@hidden> writes:

> In the 2nd example the "grep -vl" locates _ALL_ files because the 
> previously matching string in not in the first line of any of the files.
> Note that it again lists files ending 0600,0700,0800 even though we know 
> from example 1 that these files _DO_ contain the match string.
> I know that "-l" is suppose to stop on the first match, but when combined 
> with "-v" should it not search all lines for a possible match?

"-v" tells grep to look for lines that do _not_ match the pattern.
Since every one of your files contains such a line, they are all
considered matching files wrt. "-l".  You probably want "-L" instead.


Andreas Schwab, SuSE Labs, address@hidden
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
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