From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 12593 invoked by alias); 23 Aug 2011 00:32:10 -0000 Mailing-List: contact zsh-users-help@zsh.org; run by ezmlm Precedence: bulk X-No-Archive: yes List-Id: Zsh Users List List-Post: List-Help: X-Seq: 16278 Received: (qmail 1399 invoked from network); 23 Aug 2011 00:32:07 -0000 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on f.primenet.com.au X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00 autolearn=ham version=3.3.1 Received-SPF: none (ns1.primenet.com.au: domain at vinc17.net does not designate permitted sender hosts) Date: Tue, 23 Aug 2011 02:21:04 +0200 From: Vincent Lefevre To: zsh-users@zsh.org Subject: Re: wc and leading spaces Message-ID: <20110823002104.GB28945@xvii.vinc17.org> Mail-Followup-To: zsh-users@zsh.org References: MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: X-Mailer-Info: http://www.vinc17.net/mutt/ User-Agent: Mutt/1.5.21-6194-vl-r44775 (2011-07-13) On 2011-08-22 19:53:38 -0400, TJ Luoma wrote: > Can anyone explain why 'wc' adds leading spaces to its output? ^1 There are different implementations (including historical). But a POSIX implementation mustn't add spaces. See: http://pubs.opengroup.org/onlinepubs/9699919799/utilities/wc.html (which also mentions the System V wc). -- Vincent Lefèvre - Web: 100% accessible validated (X)HTML - Blog: Work: CR INRIA - computer arithmetic / Arénaire project (LIP, ENS-Lyon)