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.

Yours sincerely
  Heiko <[log in to unmask]>