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Re: question about `quit-char'

From: Eli Zaretskii
Subject: Re: question about `quit-char'
Date: Tue, 21 Oct 2008 19:31:03 +0200

> From: Chong Yidong <address@hidden>
> Date: Tue, 21 Oct 2008 13:21:49 -0400
> Cc: address@hidden
> The Fset_quit_char command was introduced during the multi-tty merge.

That's true, but one could set quit-char in older Emacsen as well: you
could do that with a call to set-input-mode.

> Apparently, no one ever bothered to make sure that the rest of Emacs
> works when quit_char is not C-g: there are many, many places in the Lisp
> sources that assume C-g quits.

This was always the case, so nothing changed lately.

> So I think this feature should be removed.
> This will involve eliminating the 4th (QUIT) element in the return value
> of current-input-mode, the 4th argument of set-input-mode, and the
> function set-quit-char.  As far as I can tell, nothing in the rest of
> Emacs uses these.
> Does anyone object?

I do.  I don't see why we should remove one of the oldest features in
Emacs, just because it's complicated to use it.  Certainly not now.

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