Re: Jim's wish list: gd library interface

[Russell McManus <mcmanus@IDT.NET>]

Todd Larason <jtl@molehill.org> writes:

> On 981024, Russell McManus wrote:
> > I also want to port functional postscript (cool system), but that's
> > after sunet on my list.  I hope someone beats me to it.
> 
> I've started looking at that, but not only is my time limited, so is my
> skill/knowledge (at least one of those two, hopefully just the one that's
> easier to fix).

Very cool.  Please keep me posted as you move along.

> http://www.mit.edu/people/wandy/fps/porting.html lists porting issues the
> authors are aware of; most of these looks fairly straightforward.
> 
> Working from the top:
> 
>   R5RS features: We use R5RS multi-value return forms: VALUES,
>                  CALL-WITH-VALUES, and RECEIVE.
> 
> I can't find RECEIVE in r5rs; maybe it was in an earlier draft but removed
> from the final?  In any case, FPS has a macro defining it in terms of
> call-with-values.
> 
> Guile's (ice-9 syncase) has call-with-values and values procedures defined
> that look like they might do the right thing; what I don't understand is
> how to use them.  They're (define)d, not (define-public)d, so as far as
> I understand, they can only be used from the syncase module; they're not
> used there though, so I expect I'm missing something in the guile
> module system.  Anyone have some pointers?

I think guile-scsh has already implemented the stuff that you need.
If it's not in there, it's a bug, please send me a bug report.

-russ