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From: Arjen Markus on 16 Feb 2010 02:58
On 15 feb, 17:37, "Donal K. Fellows"
<donal.k.fell...(a)manchester.ac.uk> wrote:

> I'm definitely not going to work on plugging into the expression
> operator system. That's a part of Tcl that currently requires hacking
> inside tclExecute.c (or writing your own expression parser) to change
> at all, so is not recommended for, well, anyone at all.
>

Have a look at <http://wiki.tcl.tk/15703> (and other pages as well) -
I have
modelled the parser after Tcl's tclParseExpr.c and the parser command
builds up a string representing the expression in prefix notation, so
that
it can easily be evaluated.

Regards,

Arjen
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