[luatex] [dev-context] Bug: Null-byte in csname not handled correctly

[Henri Menke]

Dear Luigi,

Thank you very much for all the quick fixes!

Happy easter and kind regards,
Henri

On Mon, 2022-04-18 at 11:36 +0200, luigi scarso wrote:
> On Wed, Apr 13, 2022 at 9:29 AM luigi scarso <luigi.scarso at gmail.com>
> wrote:
> 
> > 
> > 
> > On Mon, Apr 11, 2022 at 8:16 PM Henri Menke <henri at henrimenke.de>
> > wrote:
> > 
> > > Dear devs,
> > > 
> > > A control sequence that only contains a single null byte is not
> > > correctly stringified. Comparison between Knuth TeX and LuaTeX:
> > > 
> > >    $ tex test.tex
> > >    ! \^^@.
> > >    l.2 \errmessage{\string\^^@}
> > > 
> > >    $ luatex test.tex
> > >    ! \.
> > >    l.2 \errmessage{\string\^^@}
> > > 
> > > MWE:
> > > 
> > >    \catcode0=11
> > >    \errmessage{\string\^^@}
> > >    \bye
> > > 
> > > 
> > looking at it.
> > 
> > 
> Committed revision 7521.