GNU bug report logs - #8857
display-buffer attempt to pop-up frame in batch mode causes "Unknown terminal type" error

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Message #71 received at 8857 <at> debbugs.gnu.org (full text, mbox):

From: Stefan Monnier <monnier <at> iro.umontreal.ca>
To: Glenn Morris <rgm <at> gnu.org>
Cc: martin rudalics <rudalics <at> gmx.at>, 8857 <at> debbugs.gnu.org
Subject: Re: bug#8857: display-buffer attempt to pop-up frame in batch mode
	causes	"Unknown terminal type" error
Date: Wed, 15 Jun 2011 17:02:50 -0400

>> "batch mode" and "server mode" are *very* closely related.  So I'd stay
>> away from any attempt to special case "batch mode".

> FWIW, `noninteractive' is nil in "server mode" (ie --daemon) but t in
> "batch mode", so the two cases are easily distinguished.

> Since emacs.c has:

>   if (!noninteractive)
>     init_display ();    /* Determine terminal type.  Calls init_sys_modes.  */

> I've gone back to thinking that display-buffer can do nothing useful in
> batch mode.

It might fix it for batch mode, but you may get the same problem in
"server mode before opening any display or tty".  That's what I mean by
the two being closely related.

I.e. we need to make it work on the dummy initial terminal.


        Stefan

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