From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-3.3 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,DKIM_VALID_EF,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=ham autolearn_force=no version=3.4.4 Received: from zero.zsh.org (zero.zsh.org [IPv6:2a02:898:31:0:48:4558:7a:7368]) by inbox.vuxu.org (Postfix) with ESMTP id 6AC1122C30 for ; Tue, 2 Apr 2024 14:42:05 +0200 (CEST) ARC-Seal: i=1; cv=none; a=rsa-sha256; d=zsh.org; s=rsa-20210803; t=1712061725; b=n0M56p6dhg6rL4fCrGosqUxa7uhtq6N7/qyLI3kv2THUc6gBlczf057oaOCuMC1lFvp9hyc3YW 32FNjHfGvlo9knkybfi7cO+aMCzBnxX7KfF/zN8ptwK/BUNGwIm5bT/9/+qzy1s4uIoV+RpGgN PxG3nU/Av/7vjaZfVMS+f3AUz72CTuCaUBUdG44cwO9zPyMeSDzzcLnWv28koVabwuGx9128eU oGMyoEhFk8+EgNixoWYXT62U1R2qJC0lv7be/m5/LT2eLGUxiuVUBH947IKNwN8xAzo1g3ZlIl m7OR7ldUyto2IlKtelEjgqN+xJ9tYIK2nKYFFyjRRNyewA==; ARC-Authentication-Results: i=1; zsh.org; iprev=pass (red.dnns.no) smtp.remote-ip=151.252.14.26; dkim=pass header.d=ennis.no header.s=ored header.a=rsa-sha256; dmarc=pass header.from=ennis.no; arc=none ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed; d=zsh.org; s=rsa-20210803; t=1712061725; bh=+y6C1UE/culf3GGttC17l852ztkV06RT5G+n/s9s7FI=; h=List-Archive:List-Owner:List-Post:List-Unsubscribe:List-Subscribe:List-Help: List-Id:Sender:In-Reply-To:Content-Transfer-Encoding:Content-Type: MIME-Version:References:Message-ID:Subject:To:From:Date:DKIM-Signature: DKIM-Signature; b=LUAsM8UaKFSgz9Etipgry3IWryzyoPXxa7E1QrYuSX8HVGF+h/YKKzV0iQZpATnpxHK+ikjPBc pM/rKX0WNvsb9tqB9j/soWCXVNOy4QE0e0aVJSYa05KLhiPTlQDiMot87mjqIQeIgk/Hz7ymTh o/bMP4ajoJXMYvQ/rRr7blTiJtjhu0aOltUw/tzi2Y6CyNHCxjPPDFjAFwBsb5Uy/j+KAcQRsh cJQU7++FbfwggrkS+/ZKyxKLYOZIBskgbEiZn6ujHXariXeywcQPohImHGvUPnV4JLkQaKJ434 dOyMrg3p6W+k9TyYXLnrkG2PgSVnJR3o48C5gD6MYMXG/A==; DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=zsh.org; s=rsa-20210803; h=List-Archive:List-Owner:List-Post:List-Unsubscribe: List-Subscribe:List-Help:List-Id:Sender:In-Reply-To:Content-Transfer-Encoding :Content-Type:MIME-Version:References:Message-ID:Subject:To:From:Date: Reply-To:Cc:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID; bh=fhP/fm3zF0H29ICujbZbk+UbgJ9MiSfXB5ErJpa8PjI=; b=FXls7ANJEPspjao4UPvLSaAYkP NHCXxJY8Fo79Ch86pJKMVsxKW8iJa5ciuvIrrLtsQFIZY7RHFM6lgOLKcnrruXlA2mwBMwdcsNoYo jX3wkM3HMcY5QTiWT4SOGLfmT9t36TRe0s0qmB6md18F6PLkOjieqC5So8eJLF5SXmQ3X1b4UkGhA g2EJYlDh2t78O8X2SQQJlt9SNRoV0fAzj4glU6h4U+aWmalONx4rwpMBi6hWCqOfVpQkJSkVe97kd tHrHF9IaoPt6rtH/Y13fdxZH0RCvU6RoDK4xfleI927b0YCN5zr9ClIyL2M6AZRM1o86Y1tBHrmqM mG6r+grw==; Received: by zero.zsh.org with local id 1rrdSk-0008WB-V9; Tue, 02 Apr 2024 12:42:02 +0000 Authentication-Results: zsh.org; iprev=pass (red.dnns.no) smtp.remote-ip=151.252.14.26; dkim=pass header.d=ennis.no header.s=ored header.a=rsa-sha256; dmarc=pass header.from=ennis.no; arc=none Received: from red.dnns.no ([151.252.14.26]:12378) by zero.zsh.org with esmtps (TLS1.3:TLS_AES_256_GCM_SHA384:256) id 1rrdS3-0007pX-7B; Tue, 02 Apr 2024 12:41:19 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ennis.no; s=ored; t=1712061676; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=fhP/fm3zF0H29ICujbZbk+UbgJ9MiSfXB5ErJpa8PjI=; b=Mrmetw+88TRe9itMB7mwQsE40kI9omKRWqza725ELJRulbPZ4LvJqPwMbvLDdsoC7wdeao g7Sg0w9IBOa5j0+DxW5A4A6UYmC8WkBIwbaasH6nggN375Yp2j7o0hheSjyVI2oPNBx715 +5ms8ett1g+4lGHwIyAnEEN3WwxzBVbHe/7Qz10nHQpgR8ss2PakZKm0B6J5ZjrDOIuREg AhyhfcpKIXJQo74Uz1n8bqCYobaCjGvBK28nrdat7V3vtaykhIyTi0RZ8KlSrQLIV9SX1Z 8XQqreJ0B0378JaHBw62Yfgb14Thq7ppqkOZ6G2JOWpZ7c4P2a2dVTRJQhePsg== Received: by red.dnns.no (OpenSMTPD) with ESMTPA id 0f449098; Tue, 2 Apr 2024 14:41:16 +0200 (CEST) Date: Tue, 2 Apr 2024 14:41:16 +0200 From: Dennis Eriksen To: Zsh Users Subject: Re: unshift Message-ID: Mail-Followup-To: Zsh Users References: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: X-Seq: 29761 Archived-At: X-Loop: zsh-users@zsh.org Errors-To: zsh-users-owner@zsh.org Precedence: list Precedence: bulk Sender: zsh-users-request@zsh.org X-no-archive: yes List-Id: List-Help: , List-Subscribe: , List-Unsubscribe: , List-Post: List-Owner: List-Archive: Hi, On Mon, Apr 01, 2024 at 06:52:00AM -0700, Ray Andrews wrote: >shift >while [ "$1" ]; do >    if [ a ]; then b; c; continue fi >    if [ d ]; then e; f; continue fi >    if [ g ]; then h; i; continue fi >... >shift >done > >... because only one 'if' test will be relevant per loop and the >remaining 'if' tests might even do some bad stuff.  The problem of >course is that if I 'continue', the final 'shift' is missed. Why not just use 'elif'? :) shift while [ "$1" ]; do if [ a ]; then b; c; elif [ d ]; then e; f; elif [ g ]; then h; i; fi shift done If 'a' matches, the rest of the conditional won't run. You could even use 'case' shift while [ "$1" ]; do case $1 in a) b; c;; d) e; f;; g) h; i;; esac shift done The execution terminates on ';;'. -- Dennis Eriksen