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Date: Mon, 17 Jun 2013 03:33:00 -0000
From: Eli Zaretskii <eliz@gnu.org>
Subject: Re: [RFC/PATCH] New convenience variable $_exitsignal
In-reply-to: <m3mwqqvagk.fsf@redhat.com>
To: Sergio Durigan Junior <sergiodj@redhat.com>
Cc: gdb-patches@sourceware.org, palves@redhat.com
Reply-to: Eli Zaretskii <eliz@gnu.org>
Message-id: <83mwqqt4ay.fsf@gnu.org>
References: <m3mwqqvagk.fsf@redhat.com>
X-SW-Source: 2013-06/txt/msg00355.txt.bz2

> From: Sergio Durigan Junior <sergiodj@redhat.com>
> Cc: Pedro Alves <palves@redhat.com>
> Date: Sun, 16 Jun 2013 03:25:15 -0300
> 
> This patch was proposed by Pedro at:
> 
> <http://sourceware.org/ml/gdb-patches/2013-06/msg00337.html>
> 
> It adds a new convenience variable called "$_exitsignal", which will
> hold the signal number when the inferior terminates due to the uncaught
> signal.

Thanks.

> diff --git a/gdb/NEWS b/gdb/NEWS
> index eea9917..e9e81b3 100644
> --- a/gdb/NEWS
> +++ b/gdb/NEWS
> @@ -69,6 +69,10 @@ show range-stepping
>  * The exception-related catchpoints, like "catch throw", now accept a
>    regular expression which can be used to filter exceptions by type.
>  
> +* The new convenience variable $_exitsignal is automatically set to
> +  the signal number when the program being debugged dies due to an
> +  uncaught signal.

I'd say "set to the terminating signal number".  Otherwise, OK.

> +@item $_exitsignal
> +@vindex $_exitsignal@r{, convenience variable}
> +The variable @code{$_exitsignal} is automatically set to the signal
> +number when the program being debugged dies due to an uncaught signal.

I'd reverse the order:

 When the program being debugged dies due to an uncaught signal,
 @value{GDBN} automatically sets this variable to that signal's
 number.