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Re: X11 signal to emacs

From: John Mastro
Subject: Re: X11 signal to emacs
Date: Thu, 23 Mar 2017 14:32:00 -0700

Perry Smith <address@hidden> wrote:
> I'm on AIX but lets assume I'm on a "normal" platform because I'm hoping it
> will be the same.
> I'm using emacs (25.1) as an X11 client.
> Right now, for some reason, my emacs gets stuck.  What I'd like to do is
> send it a signal from a separate terminal.  I can do that but in all cases,
> emacs just exits.  I've tried SIGHUP, SIGINT, and SIGTERM.
> Is there a way to send a signal to emacs that emacs will catch and get out
> of whatever loop it might be in at the time?  So far, I have not been able
> to find a method to do that.

Try sending SIGUSR2, which instructs Emacs to try to break out of its
current loop and into the Lisp debugger.


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