bug#68930: 30.0.50; Emacs conflates C-Ω and C-ω

["Alexander Prähauser via Bug reports for GNU Emacs, the Swiss army knife of text editors" <bug-gnu-emacs@gnu.org>]

"Po Lu" <luangruo@yahoo.com> writes:

> Please do not omit the bug tracker from the carbon copy lists of
> replies, or they will not be recorded by the bug tracker.

I didn't consciously. Maybe I used Reply instead of Wide Reply.

>
> Alexander Prähauser <ahprae@protonmail.com> writes:
>
>> "Po Lu" <luangruo@yahoo.com> writes:
>>
>>> Alexander Prähauser <ahprae@protonmail.com> writes:
>>>
>>>> Alright, I re-downloaded Emacs and tried to apply the patch again and
>>>> this time it worked. No idea why it didn't before, I had downloaded it
>>>> on Monday, I think. Maybe the changes had been too big in-between?
>>>
>>> No, xterm.c hasn't seen any substantial modifications for months.
>>>
>>>> Regardless, I should not have doubted your coding abilities. But when I
>>>> start Emacs with the patch and type the key combinations, I don't get
>>>> any special output, either in the message buffer or in the containing
>>>> terminal.
>>>
>>> Please start Emacs with the following options:
>>>
>>>   ./emacs -q -xrm 'Emacs.useXIM: off'
>>>
>>> and tell us if the problem remains.  Thanks.
>>
>> It works! And just to be sure I tried again without an init and with the
>> exact same keybinds but without the last option, and sure enough it
>> switched them up again.
>
> As such, it's your X input method that's alternating between the
> upper-case and lower-case forms of certain Greek characters, which is
> not in our bailiwick.  Please identify the input method enabled on your
> system, so that we can place a meaningful description in PROBLEMS

Do you know where I can look up how to find it out?

> ; in
> the meantime, insert:
>
>   Emacs.useXIM: off
>
> into your ~/.Xresources or ~/.Xdefaults to install the change
> permanently, then type:
>
>   xrdb -merge ~/.Xresources
>
> and I'm closing this bug.  Thanks.