GNU bug report logs - #20471
Emacs ceased to respond to C-g on a tty; SIGINT became blocked?

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Message #8 received at 20471 <at> debbugs.gnu.org (full text, mbox):

From: Andreas Schwab <schwab <at> linux-m68k.org>
To: Ivan Shmakov <ivan <at> siamics.net>
Cc: 20471 <at> debbugs.gnu.org
Subject: Re: bug#20471: Emacs ceased to respond to C-g on a tty;
 SIGINT became blocked?
Date: Thu, 30 Apr 2015 18:00:05 +0200

Ivan Shmakov <ivan <at> siamics.net> writes:

> 	Attaching GDB to it shows no signals being delivered on C-g,
> 	which (AIUI) hints at either SIGINT being blocked /or/ C-g
> 	“unbound” from the signal via terminal settings. I’ve copied
> 	the latter from a terminal used by a properly working Emacs
> 	instance with the stty(1) invocation below, yet I still see no
> 	signals via GDB, which leaves the signal mask as the only point
> 	of failure that I can think of.

A blocked signal would still be visible in the debugger (assuming you
haven't changed the handling of SIGINT in gdb).

Andreas.

-- 
Andreas Schwab, schwab <at> linux-m68k.org
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