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Re: gawk regular expression extensions

From: Stepan Kasal
Subject: Re: gawk regular expression extensions
Date: Tue, 25 Jan 2005 11:35:22 +0100
User-agent: Mutt/1.4.1i


> On Thu, Jan 20, 2005 at 11:16:51AM -0600, Tony Ernst wrote:
> > gawk-3.1.1: gawk treats \B as "the empty string not on a word boundry".
> > gawk-3.1.3: gawk treats \B as "the empty string within a word".
> The new regex code, imported from GNU libc, thus seems to think that \B
> means ``inside word''.
> Either the dfa code or the regex code has to be fixed.  But first we have
> to determine what the meaning of \B should be.

I looked at a perl manpage; it defines \B an non-\b.
So I believe that the current regex code is the faulty one.

I submitted a bug report for this:

Have a nice day,

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