From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: lisa-asket@perso.be Newsgroups: gmane.emacs.help Subject: Run terminal command with output in current buffer Date: Fri, 16 Jul 2021 17:44:57 +0200 (CEST) Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="17645"; mail-complaints-to="usenet@ciao.gmane.io" To: monnier@iro.umontreal.ca, help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Fri Jul 16 17:46:06 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 1m4Q2P-0004JC-54 for geh-help-gnu-emacs@m.gmane-mx.org; Fri, 16 Jul 2021 17:46:05 +0200 Original-Received: from localhost ([::1]:56042 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1m4Q2N-0004Gb-Tx for geh-help-gnu-emacs@m.gmane-mx.org; Fri, 16 Jul 2021 11:46:03 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:39534) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m4Q1X-0004GJ-57 for help-gnu-emacs@gnu.org; Fri, 16 Jul 2021 11:45:11 -0400 Original-Received: from msg-1.mailo.com ([213.182.54.11]:45878) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m4Q1U-0007ET-Ga for help-gnu-emacs@gnu.org; Fri, 16 Jul 2021 11:45:10 -0400 Original-Received: by www-7.mailo.com with http webmail; Fri, 16 Jul 2021 17:44:57 +0200 (CEST) X-EA-Auth: LCFIeCpDKaQWCqPFWyaAw9pSFOOo2D0ValGRzInpDTDqIUzLnhWnOmGoeNVJfZFsZ1tSCbzDErz28EverucNxwCx95V2uMD3 X-Priority: 3 X-Mailer: COMS/EA21.01/r20210601 In-Reply-To: Received-SPF: pass client-ip=213.182.54.11; envelope-from=lisa-asket@perso.be; helo=msg-1.mailo.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, HTML_MESSAGE=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-Content-Filtered-By: Mailman/MimeDel 2.1.23 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:131760 Archived-At: Thanks, I am using the following code But when using `shell-command` I have to wait until the command is execute= d before it gets displayed in the buffer.=C2=A0 Can I make it print as it is= executing ? (shell-command cmd (current-buffer)) -------- (defun runcom () =C2=A0 "docstring" =C2=A0 (interactive)=20 =C2=A0 ;; grep -hir --exclude=3D\*.el --include=3D\*.{org,texi} -C 8 "node= -gnu-fdl" . =C2=A0 (let ( (cmd-excl (read-from-minibuffer "exclude: ")) =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 (cmd-incl (read-from-mini= buffer "include: ")) =C2=A0=C2=A0=C2=A0 =C2=A0(cmd-cnum (read-from-minibuffer "cnum: ")) =C2=A0=C2=A0=C2=A0 =C2=A0(cmd-ptrn (read-from-minibuffer "pattern: ")) =C2=A0=C2=A0=C2=A0 =C2=A0(cmd-dpth (read-from-minibuffer "dpth: ")) =C2=A0=C2=A0=C2=A0 =C2=A0 cmd ) =C2=A0=C2=A0=C2=A0 (setq cmd-excl (concat " --exclude=3D\\*." cmd-excl)) =C2=A0=C2=A0=C2=A0 (setq cmd-incl (concat " --include=3D\\*." cmd-incl)) =C2=A0=C2=A0=C2=A0 (setq cmd-cnum (concat " -C " cmd-cnum)) =C2=A0=C2=A0=C2=A0 (setq cmd (concat "grep -hir" cmd-excl cmd-incl =C2=A0=C2=A0=C2=A0 =C2=A0=C2=A0=C2=A0 =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 cmd-c= num " " cmd-ptrn " " cmd-dpth)) =C2=A0=C2=A0=C2=A0 (message "%s" cmd) =C2=A0=C2=A0=C2=A0 (shell-command cmd (current-buffer))) ) From: Stefan Monnier via Users list for the GNU Emacs text editor To: help-gnu-emacs@gnu.org Subject: Re: Run terminal command with output in current buffer Date: 16/07/2021 17:21:08 Europe/Paris > You can declare local variables with =E2=80=9Clet=E2=80=9D: > > (let (cmd-excl cmd-incl) > (setq cmd-excl "value")) Please don't. Use (let ((cmd-excl "value") cmd-incl) instead. [ This is less code to write, simpler code for the reader, simpler code for the compiler, and even marginally more efficient. ] Only use `setq` when you really want that variable to contain different values at different times. Stefan