GNU bug report logs - #25122
24.5; function describe-variable hangs on large variables

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Package: emacs;

Reported by: Boruch Baum <boruch_baum <at> gmx.com>

Date: Tue, 6 Dec 2016 02:21:02 UTC

Severity: minor

Tags: fixed, patch

Merged with 13439, 21717

Found in versions 24.4.50, 24.5

Fixed in version 26.1

Done: npostavs <at> users.sourceforge.net

Bug is archived. No further changes may be made.

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From: npostavs <at> users.sourceforge.net
To: Thierry Volpiatto <thierry.volpiatto <at> gmail.com>
Cc: 25122 <at> debbugs.gnu.org, Stefan Monnier <monnier <at> iro.umontreal.ca>, Boruch Baum <boruch_baum <at> gmx.com>
Subject: bug#25122: 24.5; function describe-variable hangs on large variables
Date: Sat, 11 Mar 2017 16:59:05 -0500

Thierry Volpiatto <thierry.volpiatto <at> gmail.com> writes:

> Stefan Monnier <monnier <at> iro.umontreal.ca> writes:
>
>> I think the better way out is to do less work.  E.g. bound the total
>> amount printed (and replace the rest with "..." that can be expanded on
>> demand).

Yes, there's no method that will achieve "instant" speeds for
load-history sized lists (well except for plain prin1, but that output
is hardly readable).

> The problem will be here again when you hit RET on "..." 

Perhaps we could run the printing in a thread and suspend it after
printing X lines.  Then hitting RET on "..." would just print another X
lines.
This bug report was last modified 8 years and 27 days ago.

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