[pro] What was wrong with environments as in CLTL2 pp. 207-214?

[Marco Antoniotti]

Excellent question.

FYI, due to prodding by yours truly, and kudos to them, Lispworks has re-introduced the API in 6.x.

Cheers

MA




On Dec 14, 2012, at 10:06 , Jean-Claude Beaudoin <jean.claude.beaudoin at gmail.com> wrote:

> Dear all,
> 
> I am currently implementing the environments interface described
> in section 8.5 of CLTL2 (pp. 207-214) for MKCL.  It feels like a
> very natural extension of what was already part of the code of the
> Lisp-to-C compiler MKCL inherited. It feels so natural in fact
> that I cannot figure out why that feature has been pulled out
> of the final ANSI CL specification. [And I have a hell of time
> standing all those (declare (ignore env)) sprinkled all over the
> MKCL source code.]
> 
> I think that some of you reading this list were there, part of
> the action, during those standardization days. Maybe you could
> shed some light on what was wrong with this part of the spec
> and motivated its removal.
> 
> Cheers,
> 
> Jean-Claude Beaudoin
> 
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