GNU bug report logs - #21777
25.0.50; gud-gdb uses a pager, which is harmful inside emacs

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From: Eli Zaretskii <eliz <at> gnu.org>
To: Dima Kogan <dima <at> secretsauce.net>
Cc: 21777 <at> debbugs.gnu.org, schwab <at> linux-m68k.org
Subject: bug#21777: 25.0.50; gud-gdb uses a pager, which is harmful inside emacs
Date: Fri, 30 Oct 2015 10:17:10 +0200

> From: Dima Kogan <dima <at> secretsauce.net>
> Cc: schwab <at> linux-m68k.org, 21777 <at> debbugs.gnu.org
> Date: Thu, 29 Oct 2015 20:43:35 -0700
> 
> ---------------------------------------------------------------------------
> diff --git a/lisp/progmodes/gud.el b/lisp/progmodes/gud.el
> index 9ab0667..61ae85c 100644
> --- a/lisp/progmodes/gud.el
> +++ b/lisp/progmodes/gud.el
> @@ -785,6 +785,8 @@ directory and source-file directory for your debugger."
>    (setq gdb-first-prompt t)
>    (setq gud-running nil)
>    (setq gud-filter-pending-text nil)
> +
> +  (gud-basic-call "set height unlimited")
>    (run-hooks 'gud-gdb-mode-hook))
>  
>  ;; The completion process filter indicates when it is finished.
> ---------------------------------------------------------------------------
> 
> 
> This works. The main issue is that it creates an extra "(gdb)" prompt
> we'd want to suppress. You get the idea, however.

What if the user has "set height 100" in their ~/.gdbinit, or in the
system-wide gdbinit file?  Will those settings be overridden?  If so,
we cannot fix the problem this way, not by default anyway.

Thanks.

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