GNU bug report logs - #60101
29.0.60; help-quick should use C-/ for undo

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From: Philip Kaludercic <philipk <at> posteo.net>
To: Juri Linkov <juri <at> linkov.net>
Cc: 60101 <at> debbugs.gnu.org
Subject: bug#60101: 29.0.60; help-quick should use C-/ for undo
Date: Sat, 17 Dec 2022 18:03:42 +0000

Juri Linkov <juri <at> linkov.net> writes:

>> The new help-quick command makes use of `where-is-internal' to find the
>> binding for a command ti displays.  This works fine if a command has
>> only one binding, but in the case of `undo', C-_ is the first one it
>> suggests
>
> I tried to reproduce this problem, and typed 'C-h C-h' that showed:
>
>   Other Help Commands
>
>      C-e 	Extending Emacs with external packages
>      p 	Search for Emacs packages (see also M-x list-packages)
>      P 	Describe a specific Emacs package
>
>      t 	Start the Emacs tutorial
>      M-x help-quick-or-quit 	Display the quick help buffer.
>      e 	Show recent messages (from echo area)
>      l 	Show last 300 input keystrokes (lossage)
>      . 	Show local help at point
>
> I wonder if typing the suggested 'M-x help-quick-or-quit'
> is really a quick way to get help?

The intended way to display the buffer is C-h q.

> Then I typed 'M-x help-quick-or-quit RET' but it doesn't exist
> with "[No match]".
>
> Then after 'C-h C-h' I tried to type 'q' (that means 'quick')
> but it closed the Help window.
>
> Finally, I opened the source code and found the command
> 'M-x cheat-sheet RET' that displayed the Help buffer.
>
> But there is 'undo' displayed as bound to 'C-x u', not to other keys.

Hmm, interestingly this is also the case for me using emacs -Q, but I
don't recally customising anything to change this...

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