From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=5.0 tests=FREEMAIL_FROM, MAILING_LIST_MULTI,RCVD_IN_DNSWL_NONE autolearn=ham autolearn_force=no version=3.4.2 Received: from primenet.com.au (ns1.primenet.com.au [203.24.36.2]) by inbox.vuxu.org (OpenSMTPD) with ESMTP id 9f939ce0 for ; Thu, 14 Feb 2019 23:08:15 +0000 (UTC) Received: (qmail 2446 invoked by alias); 14 Feb 2019 23:07:57 -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: List-Unsubscribe: X-Seq: 23869 Received: (qmail 26267 invoked by uid 1010); 14 Feb 2019 23:07:57 -0000 X-Qmail-Scanner-Diagnostics: from mout.gmx.net by f.primenet.com.au (envelope-from , uid 7791) with qmail-scanner-2.11 (clamdscan: 0.100.2/25112. spamassassin: 3.4.2. Clear:RC:0(212.227.17.20):SA:0(-2.6/5.0):. Processed in 1.455523 secs); 14 Feb 2019 23:07:57 -0000 X-Envelope-From: dominik.vogt@gmx.de X-Qmail-Scanner-Mime-Attachments: | X-Qmail-Scanner-Zip-Files: | Date: Fri, 15 Feb 2019 00:07:43 +0100 From: Dominik Vogt To: Zsh Users Subject: -u option does not work with recursive expansion? Message-ID: <20190214230743.drgd47wuwapj5os3@gmx.de> Reply-To: dominik.vogt@gmx.de Mail-Followup-To: Zsh Users MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: NeoMutt/20170113 (1.7.2) X-Provags-ID: V03:K1:BKa40EgGPdLyx+t8AbVYy//TG1uGyy6OyXjfI5FJn23iQHkHDHd /Wh6xJ8TCNusDFY5E5Keecrb4X+VFBnauBtZjHbndHr+ovrpqYiLUO73DQquFvwzSoKX+lc zBIgATzU0Z5lh/uSBV11kP6XHtdFH47ZWCmCtJ4ceKmI3Q53jhSOQfdMsheG1cPyYy5uc4C mG4voSKfrhoLLD8nWBP+Q== X-UI-Out-Filterresults: notjunk:1;V03:K0:+JtRlKNX4QU=:XE+riJYdCEDF6IEUB6eC8y 01LBAXGDXY/ezxbKgyprejSumacAR2VAXEdVoekHoozwK9paG+b7E/ivMmT+rHixzCF40etyS b2ru8Z7G/uUjkhgFjLgj+luTWfd3UaVVTHD1Qrno22wuttFC4Abw9W0BbfyZma//Kpm0hmfVO Ar4CJaMOkAukw58d0ME6AuvfllvJHrj//jZq8boj4UnLL7HGfVNtxx+XhhpT79wRT4Oxo3llJ vqipQ0KpfC97kQXpJuaQlEPUsZpm+Ow/74gvvoWI0RbZGSCq76/HSACnVIv69z1KDqTu5GU1K dkYKa1v1v9o3GiBrGX7fkwGV3otMFnSz00isETmVnAUBETalKd5KFVjrE3UDnByzuoVWo4qp8 yx50N42NUs4+behrK+oI3ROIII231/0GwoSr0drf0zKIU3UwtlmtCCRZbmW/5NugOUO/Mwvm2 E7QRywdhF2jRdYbsFsiQAY+TXc2O2yamgPLRhOKlfeKwKq0MHohCGKnk82u9ReKehioKMISm1 VnCfh1KrpiRtWzcSqeKK2cG9qtaCRFIhdRgkwtdBT0PUYeHixVblr7qO8LWomIMBQU8GlJpgb VRqCTLFXfm1inQDc/k/l+zJ93ntwgaH3zKROK1gbTg04p+ZQMYfq5G/BcfAOUcbXeZdF876XO ttIOguiYH0XS+MY16EI2lgZAbHtHGqIW7Exxbj7yklgd2MsrsWqXiXhbURoQva7e+dae02APX L2tR8dqCJUc9Vxht4t+Jfz0T1coUC6FQmp3dIjqFZJCv9/qCO6JvVNWyVMjbWvfv4Gq4psnHY 4kh/5X/KHmAgiEIvwSH8xIb4D3RUwebm7NfTm6k/OFUE434n42FkiQQf+sVtqjBiraJwtfjrA 5LUsJnXV9LZ4FbhtgeKh4dKh7ef6MP3Q+nC0EgYwsNe/TK3NH/pPROUF6iu0FP Why does the recursive expansion of foo not trigger an error message with the -u option? Is that a bug? Is there some woraround to get the expected error behaviour in all cases? -- snip -- set -u foo=bar unset bar # ==> bar: parameter not set echo $bar # ==> no error? echo ${${foo}} -- snip -- $ zsh --version zsh 5.3.1 (x86_64-...-...-gnu) Ciao Dominik ^_^ ^_^ -- Dominik Vogt