[luatex] \catcodetable0

[Heiko Oberdiek]

On Sat, Mar 27, 2010 at 01:58:22AM +0100, Manuel Pégourié-Gonnard wrote:

> Sorry if I'm missing something obvious, but I fail to understand the
> behaviour of \catcodetable0. Consider the following test file.
> 
> \catcodetable0\relax
> \showthe\catcode64
> \catcode64 11
> \catcodetable0\relax
> \showthe\catcode64
> \initcatcodetable1
> \catcodetable1\relax
> \showthe\catcode64
> \bye
> 
> The "output" is 12, 11, 12 (LuaTeX from trunk). I would expect 12, 12, 12
> \(the catcodetable0 statement should override the preceding \catcode
> assignment, as does the later \catcodetable1).

The \catcode assignment has changed catcode
table 0 (until the current group is closed).
And the following \catcodetable0 has nothing to do,
because the current table is already table 0.

Yours sincerely
  Heiko Oberdiek