Re: regex.c simplification

[Eli Zaretskii]

> Date: Sat, 16 Jun 2018 08:35:34 -0700
> From: "Daniel Colascione" <address@hidden>
> 
> I was doing some work on regex.c just now, and I was frustrated that the
> code is unnecessarily complicated by the ifdefs necessary to support some
> theoretical non-Emacs use case. Is all of this complexity really
> necessary? Are we sure the !emacs case even compiles? Are there non-Emacs
> users of the Emacs regex code? Can we just fork the implementation? How
> about baking in switches like MATCH_MAY_ALLOCATE?

I think we still haven't abandoned the hope of updating to the latest
glibc/gnulib versions of regex.c, although I'm not sure how practical
these hopes are at this point.