From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Jean Louis Newsgroups: gmane.emacs.help Subject: [solved] Re: Expanding list into string within a command Date: Sun, 6 Dec 2020 22:57:57 +0300 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="9676"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Mutt/2.0 (3d08634) (2020-11-07) Cc: Help GNU Emacs To: Jean Louis Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Sun Dec 06 21:02:17 2020 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 1km0Ea-0002QE-UM for geh-help-gnu-emacs@m.gmane-mx.org; Sun, 06 Dec 2020 21:02:16 +0100 Original-Received: from localhost ([::1]:50848 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1km0EZ-0007Nc-Vy for geh-help-gnu-emacs@m.gmane-mx.org; Sun, 06 Dec 2020 15:02:16 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:54584) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1km0Dj-0007NG-LW for help-gnu-emacs@gnu.org; Sun, 06 Dec 2020 15:01:23 -0500 Original-Received: from static.rcdrun.com ([95.85.24.50]:41519) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1km0Dh-0006Uo-Kc for help-gnu-emacs@gnu.org; Sun, 06 Dec 2020 15:01:23 -0500 Original-Received: from localhost ([::ffff:197.157.0.57]) (AUTH: PLAIN admin, TLS: TLS1.2,256bits,ECDHE_RSA_AES_256_GCM_SHA384) by static.rcdrun.com with ESMTPSA id 00000000002C0006.000000005FCD386E.000020D3; Sun, 06 Dec 2020 20:00:46 +0000 Content-Disposition: inline In-Reply-To: Received-SPF: pass client-ip=95.85.24.50; envelope-from=bugs@gnu.support; helo=static.rcdrun.com X-Spam_score_int: 14 X-Spam_score: 1.4 X-Spam_bar: + X-Spam_report: (1.4 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_SBL_CSS=3.335, SPF_HELO_PASS=-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:126101 Archived-At: * Jean Louis [2020-12-06 22:47]: > (defun syogm-cs2cs (coord-string cs2cs-format) > (let* ((command "cs2cs") > (output (command-stream-in-out command coord-string `,(string-join (split-string cs2cs-format) " ")))) > output)) I have made new function to replace `command-stream-in-out' with: (defun rcd-command-output-from-input (program input &rest args) "Returns output from PROGRAM INPUT with optional ARGS" (let* ((output (with-temp-buffer (insert input) (apply #'call-process-region nil nil program nil t nil args) (buffer-string)))) output)) and I have to use `apply' to get it working. I think this is solved. I found a tip here: https://stackoverflow.com/questions/629699/common-lisp-working-with-rest-parameters As now I got it that `args' is a list.