From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: raman Newsgroups: gmane.emacs.help Subject: Re: X11 signal to emacs Date: Sat, 01 Apr 2017 21:09:48 -0700 Message-ID: References: NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: blaine.gmane.org 1491144384 10448 195.159.176.226 (2 Apr 2017 14:46:24 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Sun, 2 Apr 2017 14:46:24 +0000 (UTC) User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.0.50 (gnu/linux) To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Sun Apr 02 16:46:15 2017 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cuglh-0001tS-23 for geh-help-gnu-emacs@m.gmane.org; Sun, 02 Apr 2017 16:46:13 +0200 Original-Received: from localhost ([::1]:55305 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cuglm-0007nJ-Pw for geh-help-gnu-emacs@m.gmane.org; Sun, 02 Apr 2017 10:46:18 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:51151) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cugks-0007aM-Mr for help-gnu-emacs@gnu.org; Sun, 02 Apr 2017 10:45:23 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cugko-0001jH-7K for help-gnu-emacs@gnu.org; Sun, 02 Apr 2017 10:45:22 -0400 Original-Received: from [195.159.176.226] (port=42811 helo=blaine.gmane.org) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1cugko-0001iL-0f for help-gnu-emacs@gnu.org; Sun, 02 Apr 2017 10:45:18 -0400 Original-Received: from list by blaine.gmane.org with local (Exim 4.84_2) (envelope-from ) id 1cugkZ-0003yp-Tl for help-gnu-emacs@gnu.org; Sun, 02 Apr 2017 16:45:03 +0200 X-Injected-Via-Gmane: http://gmane.org/ Original-Lines: 32 Original-X-Complaints-To: usenet@blaine.gmane.org Cancel-Lock: sha1:6Y5rhqyc4weik1tTEPAHNISXnGg= X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 195.159.176.226 X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Original-Sender: "help-gnu-emacs" Xref: news.gmane.org gmane.emacs.help:112675 Archived-At: Emanuel Berg writes: This is nice. Is there some X magic that will let me combine special-event-map with something else that then lets me bind an action to a simple press of say the ctrl-key? Today, ctrl is a modifier -- but pressing ctrl by itself does nothing in emacs. If I could achieve the above, then I'd get 3 more keys: ctrl, alt, and the windows key. > Perry Smith wrote: > >> 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. > > Evaluate these, then evaluate the commented-out > in-Emacs test or run the shell command. (If you > are a bash user syntax may vary slightly.) > > (defun signal-usr1-f () > (interactive) > (message "Got signal: USR1") ) > > (define-key special-event-map [sigusr1] #'signal-usr1-f) > > ;; test: > ;; > ;; from emacs: (signal-process (emacs-pid) 'sigusr1) > ;; > ;; from zsh: kill -s usr1 $(ps -e | grep emacs | cut -d " " -f 2) --