From: Eli Zaretskii <eliz@gnu.org>
To: Stefan Monnier <monnier@iro.umontreal.ca>
Cc: kifer@cs.stonybrook.edu, tino.calancha@gmail.com, 23933@debbugs.gnu.org
Subject: bug#23933: 25.1.50; Run a buffer-local hook with mapc
Date: Sun, 10 Jul 2016 18:55:21 +0300 [thread overview]
Message-ID: <8337nhfpxy.fsf@gnu.org> (raw)
In-Reply-To: <jwvfurhfrr8.fsf-monnier+emacsbugs@gnu.org> (message from Stefan Monnier on Sun, 10 Jul 2016 11:18:56 -0400)
> From: Stefan Monnier <monnier@iro.umontreal.ca>
> Cc: Tino Calancha <tino.calancha@gmail.com>, 23933@debbugs.gnu.org, kifer@cs.stonybrook.edu
> Date: Sun, 10 Jul 2016 11:18:56 -0400
>
> >> - (mapc #'funcall after-quit-hook-internal)
> >> + ;; after-quit-hook-internal is buffer-local; see `ediff-filegroup-action'.
> >> + (mapc (lambda (f) (or (eq f t) (funcall f))) after-quit-hook-internal)
> >> ))
> > Thanks, but why do we use mapc to run hooks? We used to have
> > run-hooks there.
>
> after-quit-hook-internal is a variable, not a hook.
Then how come it includes t in its value?
> A hook is a symbol whose symbol-value slot holds a list of functions;
> this happens to match a dynamically-bound variable, but not
> a lexically-bound variable.
So you are saying we should convert that variable to a hook?
next prev parent reply other threads:[~2016-07-10 15:55 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-10 10:18 bug#23933: 25.1.50; Run a buffer-local hook with mapc Tino Calancha
2016-07-10 14:44 ` Eli Zaretskii
2016-07-10 15:18 ` Stefan Monnier
2016-07-10 15:55 ` Eli Zaretskii [this message]
2016-07-10 17:01 ` Stefan Monnier
2016-07-10 17:12 ` npostavs
2016-07-10 21:12 ` Stefan Monnier
2016-07-11 16:02 ` Tino Calancha
2016-07-11 16:05 ` Tino Calancha
2016-07-10 17:15 ` Eli Zaretskii
2016-07-10 17:31 ` Tino Calancha
2016-07-10 17:41 ` Noam Postavsky
2016-07-10 17:52 ` Eli Zaretskii
2016-07-10 18:14 ` Tino Calancha
2016-07-10 15:56 ` Eli Zaretskii
2016-07-10 17:02 ` Stefan Monnier
2016-07-10 18:28 ` Andreas Schwab
2016-07-11 16:06 ` bug#23933: (no subject) Tino Calancha
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