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Re: regex.c simplification

From: Stefan Monnier
Subject: Re: regex.c simplification
Date: Thu, 19 Jul 2018 20:33:36 -0400
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux)

>>> If we wanted to make the fork more official, we could simplify src/regex.c
>>> to not worry about lib-src, by having etags use Glibc/Gnulib regex rather
>>> than Emacs regex.
>> I would welcome such a change.
> I started the ball rolling by writing a patch that changes etags to use
> Glibc regex, falling back on a Gnulib copy if Glibc is not available; see
> Bug#32194. We can follow up later by simplifying the Emacs-only regex code
> to assume Emacs.

I wonder: does etags use regexps internally, or only to handle
user-provided "--regex" arguments?
More specifically, does it come with its own set of hardcoded regexps?


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