From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 17106 invoked by alias); 25 Feb 2017 01:35:47 -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: 22487 Received: (qmail 16425 invoked from network); 25 Feb 2017 01:35:46 -0000 X-Qmail-Scanner-Diagnostics: from mta03.eastlink.ca by f.primenet.com.au (envelope-from , uid 7791) with qmail-scanner-2.11 (clamdscan: 0.99.2/21882. spamassassin: 3.4.1. Clear:RC:0(24.224.136.9):SA:0(-0.7/5.0):. Processed in 1.373019 secs); 25 Feb 2017 01:35:46 -0000 X-Spam-Checker-Version: SpamAssassin 3.4.1 (2015-04-28) on f.primenet.com.au X-Spam-Level: X-Spam-Status: No, score=-0.7 required=5.0 tests=RCVD_IN_DNSWL_LOW, RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL,RP_MATCHES_RCVD,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.1 X-Envelope-From: rayandrews@eastlink.ca X-Qmail-Scanner-Mime-Attachments: | X-Qmail-Scanner-Zip-Files: | Received-SPF: pass (ns1.primenet.com.au: SPF record at _spf.eastlink.ca designates 24.224.136.9 as permitted sender) X-Authority-Analysis: v=2.2 cv=ZvqvEJzG c=1 sm=1 tr=0 a=aWG3ZaPfpGbmBTXoUM+q2Q==:117 a=aWG3ZaPfpGbmBTXoUM+q2Q==:17 a=IkcTkHD0fZMA:10 a=04EgOm84_VMtNah_nJEA:9 a=QEXdDO2ut3YA:10 X-EL-IP-NOAUTH: 24.207.17.185 To: Zsh Users From: Ray Andrews Subject: bash conversion trouble. Message-id: <004ec4f2-3b3a-8907-86a6-4326399783aa@eastlink.ca> Date: Fri, 24 Feb 2017 17:35:37 -0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Icedove/45.6.0 MIME-version: 1.0 Content-type: text/plain; charset=utf-8; format=flowed Content-transfer-encoding: 7bit Gentlemen: I'm trying to convert a long script from bash, which I know not at all, to zsh, which I know hardly better: bash likes thisbut zsh throws a syntax error: case "${USE_OVERLAYFS,,}" in zsh likes this: case "${USE_OVERLAYFS}" in and I can't see what the pair of commas would do anyway and I'm afraid to ask. Will they be missed?