GNU bug report logs - #16617
24.3.50; REGRESSION: `C-q ?' pops up annoying *Char Help* buffer

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Package: emacs;

Reported by: Drew Adams <drew.adams <at> oracle.com>

Date: Sat, 1 Feb 2014 19:17:02 UTC

Severity: minor

Merged with 17371

Found in versions 24.3.50, 24.4.50

Done: Leo Liu <sdl.web <at> gmail.com>

Bug is archived. No further changes may be made.

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From: Eli Zaretskii <eliz <at> gnu.org>
To: Drew Adams <drew.adams <at> oracle.com>
Cc: 16617 <at> debbugs.gnu.org, sdl.web <at> gmail.com, drew.adams <at> oracle.com
Subject: bug#16617: 24.3.50; REGRESSION: `C-q ?' pops up annoying *Char Help* buffer
Date: Thu, 03 Apr 2014 22:24:00 +0300
> Date: Thu, 3 Apr 2014 11:38:15 -0700 (PDT)
> From: Drew Adams <drew.adams <at> oracle.com>
> Cc: drew.adams <at> oracle.com, 16617 <at> debbugs.gnu.org
> 
> What problem did I report?  "`C-q ?' pops up an annoying
> "*Char Help*" buffer."  What part of that is not clear?

It's clear, I just don't agree that it's a problem.  It is intended
behavior shared by many other Emacs commands.

> Why should `C-q ?' show any "help"?

Because '?' is a help character.

> Why doesn't it just insert the character `?'?  `C-q w' inserts the
> character `w'.  Why should `C-q ?' act differently?

For the same reason "M-x ?" triggers a different response than "M-x w".

> The FIX for this bug is to treat `?' like the ordinary printable,
> self-inserting character that it is in such contexts: `C-q'
> should simply insert `?'.  End of story.

You can say this till Kingdom Come, it won't change the basic facts:
this is a very old feature, and I at least see no reason to remove it,
since Emacs behaves like that in many other commands.  End of story.

> > I don't know why '?' should also be excluded
> 
> It is an ordinary, printable, self-inserting character in the
> context I reported.

No, it isn't.  It is a character that invokes help.

> `C-q' is SUPPOSED to insert ordinary, self-inserting characters.

And "M-x" is supposed to echo the next word, but '?' still behaves
differently there.

Just let go, Drew.  You keep repeating the same arguments, and they
didn't fly the first time.




This bug report was last modified 10 years and 340 days ago.

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