From: Pascal Bourguignon <spam@thalassa.informatimago.com>
Subject: Re: elisp macros problem
Date: 24 Jul 2004 21:59:05 +0200 [thread overview]
Message-ID: <873c3h41o6.fsf@thalassa.informatimago.com> (raw)
In-Reply-To: barmar-2EE74B.15152724072004@comcast.dca.giganews.com
Barry Margolin <barmar@alum.mit.edu> writes:
> In article <cduad9$7tg$1@mughi.cs.ubc.ca>,
> Lowell Kirsh <lkirsh@cs.ubc.ca> wrote:
>
> > I am defining an emacs lisp macro to do:
> >
> > (my-add-hook 'lisp
> > ...)
> >
> > which should give:
> >
> > (add-hook 'lisp-mode-hook
> > (lambda () ...))
> >
> > I have:
> >
> > (defmacro my-add-hook (hook &rest body)
> > (let ((tempvar (make-symbol "cat")))
> > `(flet ((,tempvar (sym str)
> > (make-symbol (concat (symbol-name sym) str))))
> > (add-hook (cat ,hook "-mode-hook") (lambda () ,@body)))))
> >
> > Does anyone know what's wrong with this and why it doesn't work?
>
> You need to use ,tempvar in place of cat in the last line.
Then, (not (eq (make-symbol "toto")(make-symbol "toto"))), even on emacs lisp.
You should use intern!
--
__Pascal Bourguignon__ http://www.informatimago.com/
There is no worse tyranny than to force a man to pay for what he does not
want merely because you think it would be good for him. -- Robert Heinlein
next prev parent reply other threads:[~2004-07-24 19:59 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-07-24 18:39 elisp macros problem Lowell Kirsh
2004-07-24 19:00 ` David Kastrup
2004-07-24 22:08 ` Lowell Kirsh
2004-07-24 23:41 ` David Kastrup
2004-07-25 1:58 ` Lowell Kirsh
2004-07-25 10:59 ` Kalle Olavi Niemitalo
2004-07-24 19:15 ` Barry Margolin
2004-07-24 19:59 ` Pascal Bourguignon [this message]
2004-07-24 20:50 ` David Kastrup
2004-07-24 21:49 ` Lowell Kirsh
2004-07-26 1:35 ` Lowell Kirsh
2004-07-26 1:55 ` Rahul Jain
2004-07-26 2:53 ` Lowell Kirsh
2004-07-26 4:05 ` Pascal Bourguignon
2004-07-26 4:13 ` Lowell Kirsh
2004-07-26 2:54 ` Lowell Kirsh
2004-07-26 22:16 ` Kalle Olavi Niemitalo
2004-07-26 22:58 ` Kevin Rodgers
2004-07-26 2:03 ` Barry Margolin
2004-07-26 3:06 ` Lowell Kirsh
2004-07-26 4:49 ` Barry Margolin
2004-07-26 5:20 ` Pascal Bourguignon
2004-07-26 6:10 ` Oliver Scholz
2004-07-26 5:55 ` David Kastrup
2004-07-27 6:38 ` Lowell Kirsh
2004-07-27 6:54 ` Lowell Kirsh
2004-07-27 7:14 ` David Kastrup
2004-07-27 8:10 ` Lowell Kirsh
2004-07-27 12:05 ` Pascal Bourguignon
2004-07-28 5:03 ` Rob Warnock
2004-07-31 20:46 ` Lowell Kirsh
2004-08-03 18:44 ` Michael Slass
2004-07-27 23:22 ` Barry Fishman
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