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Message-ID:  <20100311220430.GA4973@oberdiek.my-fqdn.de>
Date:         Thu, 11 Mar 2010 23:04:30 +0100
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From: Heiko Oberdiek <heiko.oberdiek@GOOGLEMAIL.COM>
Subject: Re: Babel, LuaTeX and hyphenation
To: LATEX-L@listserv.uni-heidelberg.de
In-Reply-To:  <20100311212544.GA4583@khaled-laptop>
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Status: R

On Thu, Mar 11, 2010 at 11:25:44PM +0200, Khaled Hosny wrote:

> On Thu, Mar 11, 2010 at 09:24:06PM +0100, Heiko Oberdiek wrote:
> > On Thu, Mar 11, 2010 at 10:12:25PM +0200, Khaled Hosny wrote:
> > 
> > > What about the approach we used in etex.src; redefining \patterns and
> > > \hyphenation to use corresponding lua functions, so we don't need to
> > > duplicate hyphenation files and, AFAIU, solves the catcode issue.
> > 
> > \patterns is not read by Lua but by TeX, thus the catcode
> > problem remains.
> 
> I don't claim that I understand anything, but do we have some example
> for the likes of me to see the problem?

* verbatim mode
* babel shorthands
* other active characters
* ...

At format generation the catcodes are known, the pattern files
are written for that case. Later the catcodes can be anything.

Yours sincerely
  Heiko <oberdiek@uni-freiburg.de>