From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Emanuel Berg via Users list for the GNU Emacs text editor Newsgroups: gmane.emacs.help Subject: Re: Too fine design granularity leads to numerous macro/function/command existed in Emacs. Date: Sat, 14 Aug 2021 01:47:04 +0200 Message-ID: <87sfzc6h6v.fsf@zoho.eu> References: <831r6xctwu.fsf@gnu.org> Reply-To: Emanuel Berg Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="11186"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) To: help-gnu-emacs@gnu.org Cancel-Lock: sha1:NlHRfxTfxLGcX2skr3RT4ukCv2g= Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Sat Aug 14 01:55:45 2021 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mEh1c-0002jS-Od for geh-help-gnu-emacs@m.gmane-mx.org; Sat, 14 Aug 2021 01:55:44 +0200 Original-Received: from localhost ([::1]:43074 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mEh1b-0003DZ-Ls for geh-help-gnu-emacs@m.gmane-mx.org; Fri, 13 Aug 2021 19:55:43 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:55564) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mEh11-0003CV-Sj for help-gnu-emacs@gnu.org; Fri, 13 Aug 2021 19:55:07 -0400 Original-Received: from ciao.gmane.io ([116.202.254.214]:40690) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mEh0x-0002EK-9F for help-gnu-emacs@gnu.org; Fri, 13 Aug 2021 19:55:07 -0400 Original-Received: from list by ciao.gmane.io with local (Exim 4.92) (envelope-from ) id 1mEh0v-0001o6-Rd for help-gnu-emacs@gnu.org; Sat, 14 Aug 2021 01:55:01 +0200 X-Injected-Via-Gmane: http://gmane.org/ Mail-Followup-To: help-gnu-emacs@gnu.org Mail-Copies-To: never Received-SPF: pass client-ip=116.202.254.214; envelope-from=geh-help-gnu-emacs@m.gmane-mx.org; helo=ciao.gmane.io X-Spam_score_int: -15 X-Spam_score: -1.6 X-Spam_bar: - X-Spam_report: (-1.6 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.25, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.23 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-mx.org@gnu.org Original-Sender: "help-gnu-emacs" Xref: news.gmane.io gmane.emacs.help:132516 Archived-At: Hongyi Zhao wrote: > It seems Emacs lisp don't have pipe at all. You can do IPC with Emacs, see/try for example: ;;; -*- lexical-binding: t -*- ;;; ;;; this file: ;;; http://user.it.uu.se/~embe8573/emacs-init/signal.el ;;; https://dataswamp.org/~incal/emacs-init/signal.el (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) -- underground experts united https://dataswamp.org/~incal