GNU bug report logs - #67458
30.0.50; Emacs Pgtk doesn't recognize Hyper key on Linux Wayland

Previous Next

Full log

View this message in rfc822 format

From: Stefan Kangas <stefankangas <at> gmail.com>
To: Eli Zaretskii <eliz <at> gnu.org>, Eval Exec <execvy <at> gmail.com>
Cc: 67458 <at> debbugs.gnu.org
Subject: bug#67458: 30.0.50; Emacs Pgtk doesn't recognize Hyper key on Linux Wayland
Date: Mon, 25 Dec 2023 06:34:45 -0800

Eli Zaretskii <eliz <at> gnu.org> writes:

>> From: Eval Exec <execvy <at> gmail.com>
>> Date: Sun, 26 Nov 2023 18:31:31 +0800
>>
>> Hello, I'm have an Emacs Pgtk build from NixOS's emacs-overlay,
>> And I Re-maped left ctrl key as Hyper key, and set the Hyper key as Mod3:
>> ```bash
>> $ xmodmap
>> xmodmap:  up to 4 keys per modifier, (keycodes in parentheses):
>>
>> shift       Shift_L (0x32),  Shift_R (0x3e)
>> lock
>> control     Control_L (0x42),  Control_R (0x69)
>> mod1        Alt_L (0x40),  Alt_R (0x6c),  Alt_L (0xcc),  Meta_L (0xcd)
>> mod2        Num_Lock (0x4d)
>> mod3        Hyper_L (0x25),  ISO_Level5_Shift (0xcb),  Hyper_L (0xcf)
>> mod4        Super_L (0x85),  Super_R (0x86),  Super_L (0xce)
>> mod5        ISO_Level3_Shift (0x5c)
>> ```
>>
>> As you can see, `Hyper_L` is `mod3`.
>>
>> But when I open `emacs-pgtk` and M-x describe-key, then press
>> `Hyper_L` (original left control) and `p` key, emacs just recognizes
>> it as a single `p` key. This is not expected. I expect Emacs will
>> recognize its `H-p` key.
>>
>> And I can confirm this issue does not happen on non pgtk emacs. Emacs
>> non-pkgtk  will recognize `Hyper_L` + `p` as `H-p` in `describe-key`.
>
> This is a known problem, see etc/PROBLEMS (search for "PGTK").
>
> Unfortunately, there's no known solution or workaround.

Do we leave this bug open?  Tag it as "help"?  "wontfix"?

Previous Next

GNU bug tracking system
Copyright (C) 1999 Darren O. Benham, 1997,2003 nCipher Corporation Ltd, 1994-97 Ian Jackson.