Subject: Re: bug#20471: Emacs ceased to respond to C-g on a tty; SIGINT became blocked?

From: Andreas Schwab <[email-masked]>
Date: Thu, 30 Apr 2015 18:00:05 +0200

Ivan Shmakov <[email-masked]> 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, [email-masked]
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756  01D3 44D5 214B 8276 4ED5
"And now for something completely different."