From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 6336 invoked from network); 10 May 2008 16:18:40 -0000 X-Spam-Checker-Version: SpamAssassin 3.2.4 (2008-01-01) on f.primenet.com.au X-Spam-Level: X-Spam-Status: No, score=-2.6 required=5.0 tests=AWL,BAYES_00 autolearn=ham version=3.2.4 Received: from news.dotsrc.org (HELO a.mx.sunsite.dk) (130.225.247.88) by ns1.primenet.com.au with SMTP; 10 May 2008 16:18:40 -0000 Received-SPF: none (ns1.primenet.com.au: domain at sunsite.dk does not designate permitted sender hosts) Received: (qmail 6376 invoked from network); 10 May 2008 16:18:31 -0000 Received: from sunsite.dk (130.225.247.90) by a.mx.sunsite.dk with SMTP; 10 May 2008 16:18:31 -0000 Received: (qmail 20910 invoked by alias); 10 May 2008 16:18:27 -0000 Mailing-List: contact zsh-workers-help@sunsite.dk; run by ezmlm Precedence: bulk X-No-Archive: yes X-Seq: 24988 Received: (qmail 20895 invoked from network); 10 May 2008 16:18:27 -0000 Received: from bifrost.dotsrc.org (130.225.254.106) by sunsite.dk with SMTP; 10 May 2008 16:18:27 -0000 Received: from mail.o2.co.uk (sidious.london.02.net [82.132.130.152]) by bifrost.dotsrc.org (Postfix) with ESMTP id 2367B80ED172 for ; Sat, 10 May 2008 18:18:23 +0200 (CEST) Received: from sc.homeunix.net (78.105.216.138) by mail.o2.co.uk (8.0.013.3) (authenticated as stephane.chazelas) id 480CEB8004177B51 for zsh-workers@sunsite.dk; Sat, 10 May 2008 17:18:23 +0100 Received: from chazelas by sc.homeunix.net with local (Exim 4.69) (envelope-from ) id 1JurmB-0002E8-4I for zsh-workers@sunsite.dk; Sat, 10 May 2008 17:18:23 +0100 Date: Sat, 10 May 2008 17:18:23 +0100 From: Stephane Chazelas To: Zsh hackers list Subject: set -x and [[ xxxx = pattern ]] Message-ID: <20080510161823.GB5560@sc.homeunix.net> Mail-Followup-To: Zsh hackers list MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-15 Content-Disposition: inline Content-Transfer-Encoding: 8bit User-Agent: Mutt/1.5.16 (2007-09-19) X-Virus-Scanned: ClamAV 0.91.2/7082/Sat May 10 05:33:49 2008 on bifrost X-Virus-Status: Clean Hiya, $ zsh -xc '[[ a = * ]]' +zsh:1> [[ a == '*' ]] $ zsh -xc "[[ a = '*' ]]" +zsh:1> [[ a == '*' ]] $ zsh -xc '[[ a = "*" ]]' +zsh:1> [[ a == '*' ]] Shouldn't the output be different? (same goes for "case"). I'd expect the [[ x = * ]] to show [[ x == * ]] bash and ksh seem to be doing better here: ~$ bash -xc '[[ a = * ]]' + [[ a = * ]] ~$ bash -xc '[[ a = *"*" ]]' + [[ a = *\* ]] (1)~$ ksh -xc '[[ a = * ]]' + [[ a == * ]] ~$ ksh -xc '[[ a = *\* ]]' + [[ a == *\* ]] ~$ ksh -xc '[[ a = *"*" ]]' + [[ a == *\* ]] ~$ a='*' ksh -xc '[[ a = $a ]]' + [[ a == * ]] ~$ a='*' ksh -xc '[[ a = "$a" ]]' + [[ a == \* ]] ~$ a='*' bash -xc '[[ a = $a ]]' + [[ a = * ]] ~$ a='*' bash -xc '[[ a = "$a" ]]' + [[ a = \* ]] -- Stéphane