From: "Davis Herring" <herring@lanl.gov>
To: "Thien-Thi Nguyen" <ttn@gnuvola.org>
Cc: Martin Stjernholm <mast@lysator.liu.se>,
Peter Dyballa <peter_dyballa@web.de>,
emacs-devel@gnu.org, bug-cc-mode@gnu.org,
Stefan Monnier <monnier@iro.umontreal.ca>,
Alan Mackenzie <acm@muc.de>
Subject: Re: Old-style backquotes in cc-vars.el
Date: Thu, 11 Oct 2007 10:41:11 -0700 (PDT) [thread overview]
Message-ID: <59233.128.165.123.18.1192124471.squirrel@webmail.lanl.gov> (raw)
In-Reply-To: <87y7egjdr6.fsf@ambire.localdomain>
> (defmacro defcustom-c-stylevar (name val doc &rest args)
> "Defines a style variable."
> (let* ((val (eval val))
> (type (eval (list 'identity (plist-get args :type))))
> (head (car type))
> (tail (cdr type))
> (newt (append (unless (plist-get tail :tag)
> '(:tag "Override style settings"))
> (unless (plist-get tail :value)
> `(:value ,val))
> tail)))
Are we sure that it's okay to do all these evaluations at macro expansion
time -- that is, do any of them depend on runtime things? And what is
(eval (list 'identity foo))) supposed to do differently than (eval foo)?
Davis
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next prev parent reply other threads:[~2007-10-11 17:41 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-08-23 20:51 Old-style backquotes in cc-vars.el Stefan Monnier
2007-09-01 10:18 ` Alan Mackenzie
2007-09-03 20:46 ` Stefan Monnier
2007-09-04 3:14 ` T. V. Raman
2007-09-04 22:57 ` Richard Stallman
2007-09-05 2:21 ` T. V. Raman
2007-09-05 2:44 ` dhruva
2007-09-05 3:26 ` Stefan Monnier
2007-09-05 20:02 ` Richard Stallman
2007-09-06 14:27 ` Juri Linkov
2007-09-07 6:32 ` Richard Stallman
2007-09-05 13:29 ` T. V. Raman
2007-10-06 16:31 ` Alan Mackenzie
2007-10-06 18:31 ` Thien-Thi Nguyen
2007-10-06 20:51 ` Alan Mackenzie
2007-10-06 21:46 ` Thien-Thi Nguyen
2007-10-11 17:41 ` Davis Herring [this message]
2007-10-19 7:29 ` Thien-Thi Nguyen
2007-10-06 22:27 ` Stefan Monnier
2007-10-07 9:40 ` Alan Mackenzie
2007-10-07 9:41 ` Thien-Thi Nguyen
2007-10-07 19:40 ` Eli Zaretskii
2007-10-07 13:10 ` Richard Stallman
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