[XeTeX] expandable version of \char

[Khaled Hosny]

On Tue, May 27, 2014 at 01:46:00PM -0400, Bruno Le Floch wrote:
> Hello all,
> 
> On 5/4/14, David Carlisle <d.p.carlisle at gmail.com> wrote:
> > Would it be possible (ever:-) to add a \Uchar primitive like that in
> > luatex?
> >
> > So like \char but is expandable and returns a character token rather than a
> > typesetting primitive.
> 
> I think it should not be too hard to use the procedures scan_int and
> print_char to build the primitive \Uchar.  My main question will be:
> where do I find the XeTeX codebase?  I seem to have found it at some
> point, so I have an old version on my computer, but it would be better
> if I make a diff starting from the right files.

https://github.com/khaledhosny/xetex

Regards,
Khaled