From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Hongyi Zhao Newsgroups: gmane.emacs.help Subject: Must use twice of "Ctrl + c" to terminate a process in the terminal emulator of Emacs. Date: Tue, 1 Jun 2021 07:46:33 +0800 Message-ID: Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="33220"; mail-complaints-to="usenet@ciao.gmane.io" To: help-gnu-emacs Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Tue Jun 01 01:47:31 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 1lnrd5-0008Wm-HP for geh-help-gnu-emacs@m.gmane-mx.org; Tue, 01 Jun 2021 01:47:31 +0200 Original-Received: from localhost ([::1]:45124 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lnrd4-0007zP-KH for geh-help-gnu-emacs@m.gmane-mx.org; Mon, 31 May 2021 19:47:30 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:38642) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lnrcP-0007bV-2E for help-gnu-emacs@gnu.org; Mon, 31 May 2021 19:46:49 -0400 Original-Received: from mail-lj1-x22e.google.com ([2a00:1450:4864:20::22e]:45924) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1lnrcN-0005da-JM for help-gnu-emacs@gnu.org; Mon, 31 May 2021 19:46:48 -0400 Original-Received: by mail-lj1-x22e.google.com with SMTP id v5so16791241ljg.12 for ; Mon, 31 May 2021 16:46:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:from:date:message-id:subject:to; bh=wt8zNUFbmUW5g6ekS/Xwm5AktWjipSiu9bMzFzsR1mo=; b=vRY/GGHLKwbEO8fVvzgg1poeOb4oeUKuLULJpGrrHymFUb4FF/fcCvv0xjLrsl2OsA C8kdizxhU8NiZzPAl1wTQJB19Lyo/HD6a0L/CHJ7OFU1ZyKsWzt4xEV4h6n8S8+ybAUr uCEnFF9DwHAgmkTpAnBdH8VFtcdEozHaQvj8aWlO8sS45X/lNZtI+SREDmb7PNOdl4Dd BI9a6dyOiLMc7N4IRNrcIIYchi2M7XUI+qociR5IOxN2WQCwsq4YZT4gIhT98G+if8Na hv/8c08bugsT8T4K/2TabdTYifWFg17KKRttjG2hHI4e9TVY/PGfuG1rAolk0DSCMUnx JcCA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=wt8zNUFbmUW5g6ekS/Xwm5AktWjipSiu9bMzFzsR1mo=; b=nizpsvsLIBZzGDoAzmBwZp+5v/wY6qzP3p98j01mJYS534Nt3WOXndvFvDz3yQ6lRE yDo/bNWA44i5AQx6wmSX0ej/dJQe8Lpimd8Ed/IFYsiRcskHXwr3XyqNbUX0zOR3rlX5 3q5YEwVLEJfcEtykingT9jXBqQ96KOirBmQneNnyqhB/ls+dE5AQglr1Q0ECBYOVTI0w Qo0lqab9gf0MN9q/JSefPMjHXXqXocVVpC0laclUh7Z7sCQHo2+dxPEctqYzHEMXGK0P 7tpsbqBKFsIn8ckD9Z0JnwkHH0C5bEjyCA3aP2OUt7qwx76Egl1cj1jr/N2Xt9NpNVW7 Fu7A== X-Gm-Message-State: AOAM5301vkjnO6dumoDJGWPOCN0xSfJ2v/0XpYAtDWsoAdPE8FxqnkHp MBiBqRpEO1oOU1yQTBqaVY/wfrJXkhnu8uwxAg9FkO8UCpV1pUEh+0A= X-Google-Smtp-Source: ABdhPJyhPanqW5RGuzEVDePxalccdLvZ7wBpkfLPOj2N39aeKp8VYPSp1EX+npgU6eCwxG7dlIe1seKlMLbvlxy7hqU= X-Received: by 2002:a2e:b169:: with SMTP id a9mr870967ljm.320.1622504804799; Mon, 31 May 2021 16:46:44 -0700 (PDT) Received-SPF: pass client-ip=2a00:1450:4864:20::22e; envelope-from=hongyi.zhao@gmail.com; helo=mail-lj1-x22e.google.com X-Spam_score_int: 0 X-Spam_score: -0.1 X-Spam_bar: / X-Spam_report: (-0.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, PDS_TONAME_EQ_TOLOCAL_SHORT=1.997, RCVD_IN_DNSWL_NONE=-0.0001, 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:130409 Archived-At: $ emacs Then in Emacs, do the following testing: M-x term RET $ sudo tcpdump -i any port 8080 -w - |pv >/dev/null I find, if I want to terminate the above spawned process, twice of "Ctrl + c" must be used to do the job. Any hints for this phenomenon? Regards -- Assoc. Prof. Hongyi Zhao Theory and Simulation of Materials Hebei Vocational University of Technology and Engineering NO. 552 North Gangtie Road, Xingtai, China