Re: Release: Crim

[Nathaniel Downes <down@xxxxxxx>]

Eduardo Nahum Ochs wrote:

> People:
>
> In the last weeks I got some ideas for a personal project that I've
> had for more than 5 years, and now the code is working and some docs
> are written down.
>
> The project is called Crim. It's an inner interpreter that looks like
> Forth's inner interpreter at some points but is very extensible; it
> makes clear the fact that most Forth's inner interpreters are always
> in one of a few "modes" -- for an indirect-threaded i386 Forth they
> are "Forth", "CFA" and "CODE", for example -- and it lets you add more
> modes easily. Of course most of the time we'd like to write these
> modes in Forth itself; Crim has a very simple solution for this, using
> a third stack and the "RSR words" described in the docs. Words that
> take immediate data -- like <."> -- become trivial to write with this
> technique.
>
> The thing is absurdly simple, and yet it runs (at least on Linux, as
> it depends on Tcl and Nasm), and one of its demos even shows how to
> call arbitrary C functions... Ok, I confess: the code is not useful if
> you just want to run it, it's more like the kernel of something that
> doesn't yet exist... anyway, it can be found through
> <http://angg.twu.net/forth.html>, and I thought that some of you could
> be interested in it.
>
> Cheers,
>   Eduardo Ochs
>   http://angg.twu.net/
>   http://angg.twu.net/forth.html
>   edrx@inx.com.br
>
> P.S.: I'm feeling like Chuck Moore in this story (gotten from
> <http/www.ultratechnology.com/mmeta.html>): ``Chuck showed Mike that
> he had written the core of the CAD application in about five lines of
> code. When Mike asked him how long it had taken, he replied, "Oh,
> about two years."''...
>
> P.P.S.: The `official' release should happen in about one week.
>
> P.P.P.S.: Feedback is welcome and flames will NOT be redirected to
> /dev/null!

Well, I'm new to FORTH and MISC chips and all this, so everything is new
to me.  Let me try this out for a bit and see what I think.