From: Andreas Schwab <schwab@linux-m68k.org>
To: Chris Stacy <cstacy@dtpq.com>
Cc: 21131@debbugs.gnu.org
Subject: bug#21131: minibuffer repl delay
Date: Sat, 25 Jul 2015 08:44:43 +0200 [thread overview]
Message-ID: <m2zj2kzqg4.fsf@linux-m68k.org> (raw)
In-Reply-To: <FFF03935-2868-4BF8-8DCB-10A2E27BD620@dtpq.com> (Chris Stacy's message of "Fri, 24 Jul 2015 21:40:23 -0400")
Chris Stacy <cstacy@dtpq.com> writes:
> But doing the same thing in the minibuffer (eval-expression)
> incurs a huge delay after I hit ENTER and before seeing the answer.
> For example, the above expression took over 7 seconds before I saw:
>
> 2117 (#o4105, #x845)
>
> I can't tell if it is just arithmetic because the delays seem to random.
It comes from trying to render the number as a character, and it can
take some time to find a font that contains this character, if any.
> Sometimes there doesn't seem to be a delay.
> This always comes back right away:
>
> (length '(a b c d e))
> 5 (#o5, #x5, ?\C-e)
5 isn't a printable character, so it is rendered as ?\C-e.
Andreas.
--
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
"And now for something completely different."
next prev parent reply other threads:[~2015-07-25 6:44 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-25 1:40 bug#21131: minibuffer repl delay Chris Stacy
2015-07-25 6:44 ` Andreas Schwab [this message]
2015-07-25 8:20 ` Chris Stacy
2015-07-25 18:28 ` Glenn Morris
2015-07-25 18:48 ` Eli Zaretskii
2016-07-09 22:13 ` bug#21131: bug#23930: 25.0.95; "M-: 3072 RET" very slow to echo "3072 Richard Copley
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
List information: https://www.gnu.org/software/emacs/
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=m2zj2kzqg4.fsf@linux-m68k.org \
--to=schwab@linux-m68k.org \
--cc=21131@debbugs.gnu.org \
--cc=cstacy@dtpq.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
Code repositories for project(s) associated with this public inbox
https://git.savannah.gnu.org/cgit/emacs.git
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).