From: Stefan Monnier <monnier@iro.umontreal.ca>
To: help-gnu-emacs@gnu.org
Subject: Re: flet, cl-flet, cl-letf in 24.3
Date: Mon, 22 Apr 2013 09:32:05 -0400 [thread overview]
Message-ID: <jwvip3e8zly.fsf-monnier+gmane.emacs.help@gnu.org> (raw)
In-Reply-To: c34e229e-c7a6-4656-b6a9-e9aa0f29ab56@googlegroups.com
> as reported here [5], this documentation does not really tell me what to do
> if I want to keep relying on the dynamic scoping of flet. A brief google
> search [6] leads me to believe that
> (cl-letf (((symbol-function 'foo) #'(lambda (...) ...))) ...)
> is the suggested solution,
That's the case.
> Does that always have dynamic scope?
How could it not?
> however I wanted to make sure that is the case.
Even better in most cases is:
(defvar my-enable-foo-advice nil)
(defadvice foo (...)
(if my-enable-foo-advice ... ...))
and then replace (flet ((foo ...)) ...)
with (let ((my-enable-foo-advice t)) ...)
Stefan
next prev parent reply other threads:[~2013-04-22 13:32 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-21 7:04 flet, cl-flet, cl-letf in 24.3 ndemmel
2013-04-21 7:41 ` Drew Adams
[not found] ` <mailman.24402.1366530089.855.help-gnu-emacs@gnu.org>
2013-04-21 9:49 ` ndemmel
2013-04-21 16:07 ` Drew Adams
2013-04-22 13:32 ` Stefan Monnier [this message]
2013-04-22 15:09 ` Andreas Röhler
[not found] ` <mailman.24438.1366637539.855.help-gnu-emacs@gnu.org>
2013-04-27 11:16 ` ndemmel
2013-04-27 11:46 ` Pascal J. Bourguignon
2013-04-27 13:52 ` Stefan Monnier
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