Re: On definition of `kbd'

["Herbert Euler" <herberteuler@hotmail.com>]

Have changed to "help-gnu-emacs".  So, is this usage
of macro only suitable for cases the actual arguments
are constants?  I.e.

(let ((x "x")) (kbd x))

will not pass compilation?

Thanks.

Regards,
Guanpeng Xu


>From: David Kastrup <dak@gnu.org>
>To: "Herbert Euler" <herberteuler@hotmail.com>
>CC: emacs-devel@gnu.org
>Subject: Re: On definition of `kbd'
>Date: Wed, 11 Oct 2006 13:16:15 +0200
>
>"Herbert Euler" <herberteuler@hotmail.com> writes:
>
> > I find definition of `kbd' is:
> >
> >   (defmacro kbd (keys)
> >     "Convert KEYS to the internal Emacs key representation.
> >   KEYS should be a string constant in the format used for
> >   saving keyboard macros (see `edmacro-mode')."
> >     (read-kbd-macro keys))
> >
> > This would cause problem when evaluating
> >
> >  (kbd (car list))
> >
> > where the `car' of a list is a key sequence text.
>
>In this case, KEYS is the list `(car list)' and not a string constant.
>
> > Is the definition correct?  I think the body should be
> >
> >  `(read-kbd-macro ,keys)
>
>That would completely defeat the purpose of having a macro, namely
>being able to do compile-time evaluation.
>
>--
>David Kastrup, Kriemhildstr. 15, 44793 Bochum
>
>
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