[Openmcl-devel] SETQ

[Robert Boyer]

Thanks for the illumination!

I should say I was thinking about Lisp 1.5, but that
would be a lie.  I just wasn't thinking, as usual.

Bob


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From: Stelian Ionescu <sionescu at common-lisp.net>
To: openmcl-devel at clozure.com
Date: Tue, 16 Dec 2008 21:33:07 +0100
Subject: Re: [Openmcl-devel] SETQ


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On Tue, 2008-12-16 at 13:47 -0600, Robert Boyer wrote:
> > SETQ is a special form. It cannot be written by a
> > simple macro.
>=20
> I get dumber every day, but I increasingly enjoy it
> every time that someone shows me how wrong I am.
>=20
> What's so bad about:
>=20
>   (defmacro new-setq (x y) `(set ',x ,y))
>=20
> In my remarks, I was thinking rhetorically and
> historically about Lisp way back at its creation in the
> 50s, way before the terms 'special form' and 'special
> operator' and 'special' were coined.  No doubt you are
> right, though, in a fine sense.

Quoth the HyperSpec, "If any var refers to a binding made by
symbol-macrolet, then that var is treated as if setf (not setq) had been
used."

--=20
Stelian Ionescu a.k.a. fe[nl]ix
Quidquid latine dictum sit, altum videtur.


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