GNU bug report logs - #17836
24.3; `describe-fontset' confused about e.g. ?\C-@

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From: Lars Ingebrigtsen <larsi <at> gnus.org>
To: Samuel Bronson <naesten <at> gmail.com>
Cc: 17836 <at> debbugs.gnu.org
Subject: bug#17836: 24.3; `describe-fontset' confused about e.g. ?\C-@
Date: Fri, 20 Aug 2021 16:36:29 +0200

Lars Ingebrigtsen <larsi <at> gnus.org> writes:

> Anyway, it seems like this bug is still present in Emacs 27, and there's
> possibly a new bug, too, with not displaying the hex values in some
> instances.

No, I think that's apparently OK...

> Eli did pinpoint what the reason for the original bug was, though:
>
>> That's because print-fontset-element does this:
>>
>>   (beginning-of-line)
>>   (let ((from (following-char))
>>
>> IOW, it assumes that there's a single character there, not a
>> human-readable description of a character, such as "C-@".
>>
>> How about submitting a patch that uses 'kbd', say?
>
> I'll take a whack at implementing that.

Now pushed to Emacs 28.

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no

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