From: Eli Zaretskii <eliz@gnu.org>
To: Andreas Schwab <schwab@suse.de>
Cc: emacs@Alexander.Shukaev.name, emacs-devel@gnu.org
Subject: Re: Daemon/Client, Multiple Terminals, and `tty-erase-char'
Date: Mon, 16 Dec 2019 19:01:32 +0200 [thread overview]
Message-ID: <83woaw432r.fsf@gnu.org> (raw)
In-Reply-To: <mvm4ky0cl73.fsf@suse.de> (message from Andreas Schwab on Mon, 16 Dec 2019 17:02:56 +0100)
> From: Andreas Schwab <schwab@suse.de>
> Cc: emacs-devel@gnu.org, Alexander Shukaev <emacs@Alexander.Shukaev.name>
> Date: Mon, 16 Dec 2019 17:02:56 +0100
>
> On Dez 16 2019, Eli Zaretskii wrote:
>
> > tty-erase-char is a global variable, so it is not per terminal.
> >
> > But I don't think I understand what you mean by "frame refers to a different value" in this context. What do you think Emacs does with the value of this variable, that you need to be specific to a frame?
>
> Currently, tty-erase-char is set to the ERASE character of the last
> opened terminal. Since normal-erase-is-backspace-setup-frame is
> normally only called once when the frame is created, this happens to
> work out right.
tty-erase-char is also set whenever init_sys_modes is called, and
many/most of its callers are generally supposed to be called for the
controlling terminal only. If one of those callers is actually
called, tty-erase-char will be reset to the ERASE character of the
controlling terminal, AFAIU.
next prev parent reply other threads:[~2019-12-16 17:01 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-16 4:00 Daemon/Client, Multiple Terminals, and `tty-erase-char' Alexander Shukaev
2019-12-16 5:19 ` Eli Zaretskii
2019-12-16 5:57 ` Alexander Shukaev
2019-12-16 15:30 ` Eli Zaretskii
2019-12-16 15:51 ` Alexander Shukaev
2019-12-16 16:02 ` Andreas Schwab
2019-12-16 16:36 ` Alexander Shukaev
2019-12-16 17:01 ` Eli Zaretskii [this message]
2019-12-16 17:15 ` Andreas Schwab
2019-12-16 17:44 ` Eli Zaretskii
2019-12-16 18:17 ` Andreas Schwab
2019-12-16 18:29 ` Eli Zaretskii
2019-12-16 19:19 ` Andreas Schwab
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