From: Eli Zaretskii <eliz@gnu.org>
To: stefan@marxist.se
Cc: emacs-devel@gnu.org
Subject: Re: Lift {global,local}-key-binding to Lisp
Date: Thu, 14 Jan 2021 22:24:23 +0200 [thread overview]
Message-ID: <83im7zb72g.fsf@gnu.org> (raw)
In-Reply-To: <83lfcvb7pj.fsf@gnu.org> (message from Eli Zaretskii on Thu, 14 Jan 2021 22:10:32 +0200)
> Date: Thu, 14 Jan 2021 22:10:32 +0200
> From: Eli Zaretskii <eliz@gnu.org>
> Cc: emacs-devel@gnu.org
>
> > From: Stefan Kangas <stefan@marxist.se>
> > Date: Thu, 14 Jan 2021 13:24:10 -0600
> > Cc: emacs-devel@gnu.org
> >
> > AFAIK, the main reason to have things in C is if there is a performance
> > benefit to doing so.
>
> That's not the only reason
Btw, calling lookup-key from Lisp does add a level of indirection (and
thus slowdown) compared calling Flookup_key from C, because of how the
Lisp interpreter calls primitives. So even for such simple rewrite in
Lisp there are disadvantages, albeit minor ones.
next prev parent reply other threads:[~2021-01-14 20:24 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-13 19:26 Lift {global,local}-key-binding to Lisp Eli Zaretskii
2021-01-14 19:24 ` Stefan Kangas
2021-01-14 20:10 ` Eli Zaretskii
2021-01-14 20:24 ` Eli Zaretskii [this message]
2021-01-15 1:58 ` Leo Liu
2021-01-15 4:16 ` Óscar Fuentes
2021-01-15 7:42 ` Eli Zaretskii
2021-01-21 16:03 ` Stefan Kangas
2021-01-21 16:59 ` [External] : " Drew Adams
2021-01-21 17:50 ` Dmitry Gutov
2021-01-21 18:16 ` Drew Adams
2021-01-21 18:58 ` Dmitry Gutov
2021-01-21 19:59 ` Eli Zaretskii
2021-01-14 21:03 ` Andrea Corallo via Emacs development discussions.
2021-01-15 7:45 ` Eli Zaretskii
2021-01-15 12:09 ` Dmitry Gutov
2021-01-15 12:18 ` Eli Zaretskii
2021-01-15 13:24 ` Dmitry Gutov
2021-01-15 13:45 ` Eli Zaretskii
2021-01-15 18:09 ` Dmitry Gutov
2021-01-17 14:27 ` Christopher Miles
2021-01-15 18:03 ` Drew Adams
2021-01-16 0:51 ` Leo Liu
2021-01-17 14:33 ` Christopher Miles
2021-01-17 15:08 ` Eli Zaretskii
2021-01-18 3:29 ` Christopher Miles
2021-01-18 16:43 ` Eli Zaretskii
2021-01-17 16:10 ` Basil L. Contovounesios
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