From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E637AC43381 for ; Mon, 4 Jan 2021 12:23:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BDB472225E for ; Mon, 4 Jan 2021 12:23:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726531AbhADMXW (ORCPT ); Mon, 4 Jan 2021 07:23:22 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40104 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725921AbhADMXW (ORCPT ); Mon, 4 Jan 2021 07:23:22 -0500 Received: from mail-pj1-x1034.google.com (mail-pj1-x1034.google.com [IPv6:2607:f8b0:4864:20::1034]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0F138C061794 for ; Mon, 4 Jan 2021 04:22:42 -0800 (PST) Received: by mail-pj1-x1034.google.com with SMTP id v1so9983597pjr.2 for ; Mon, 04 Jan 2021 04:22:42 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=googlemail.com; s=20161025; h=mime-version:from:date:message-id:subject:to; bh=dZ1lu5D4fvh28U+nR5PqDfPb1L4u0HE/WwZNWcjNz2Y=; b=BeqxEYMojX9tpsWn4e0jtLG6T97Vg/Rf+VyOCtsdykQEc6iCz9Va5QBOvGm3FBuyAz JGvXjyuTmh7Yqv/sWUMZaNH3Z9hoWHuS39ZYmMcG7viSRFL++8ylHO5tfTkhjypjkm+Q 1fTpTvzIRz2psN81StSy1uunkj7RnZvtGOSaoPeKhEU6tS2ErUGcv/BFdpvrtbXn7Blz Pb2bceVnzIaFknZM3kH/j5hUu/eGORlInMD7LQCXp6VhHHjsQOBPhOluXUeJJ6Y7jGHr kIAl8maVaYMsxpokqwcxj/XopCm1Q0ZqfJaIUjajn47tdr9CgQdNcQyqOFM0YZRJQzDC 09fg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=dZ1lu5D4fvh28U+nR5PqDfPb1L4u0HE/WwZNWcjNz2Y=; b=YRHVPFHLWtgpp0H9oPYboygsKlXdFEsSg3G4sws8ZTru78HKjPTRGpSH6eN6mUeE+L k0VkOu0hlfN+IrXq8uhYOEuXYjvgVXLjH4FbQuBELq4Ze4GeNUQUCpJETHCUBCb68mpU ziEkHDDt2AvSBqtLeHJhz0bdsAJcP3xiw7SNYw4cvbMH8XeNaLgxHMzREWERNQqY18o6 tk+ErllgSqYw5haExVxb68aIUEnJotJvQiEp/c1B6kHELBekePV2SpkSoIwR5Ag7QzAB kDskM7ygVrV2s8L97vhd0/7R+3y/ARiFHuiSJ0f3rvJnKPE2hUPGwasZ73stXcUcmyVz OG8g== X-Gm-Message-State: AOAM533ZKj8ocwKjGW8ioOBTq1R7+jT/1IXSIMD0GlQGo56GQcNVx42k qAlMvYZ3Vp8uaK5/9qFsXPQpicyVf8XX2VMpkIbQmb/+cu4= X-Google-Smtp-Source: ABdhPJzLARUVAyecS2l1PuXrIUa7/gFagJY2Muk/ad/tIr/TVxjfhXmNCAskEQRGSaAGmL+vt0YKefz+ePFr/CSBtjg= X-Received: by 2002:a17:90a:ca93:: with SMTP id y19mr30156506pjt.71.1609762961679; Mon, 04 Jan 2021 04:22:41 -0800 (PST) MIME-Version: 1.0 From: Denys Vlasenko Date: Mon, 4 Jan 2021 13:22:30 +0100 Message-ID: Subject: set -I is not required by standard, and does not match bash To: Herbert Xu , DASH shell mailing list Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: dash@vger.kernel.org Hello, In dash, set -I is a short-option alias to set -o ignoreeof. However, bash does not have such alias, it has an undocumented set -I which switches off "invisible variables" (I don't know what that is). Standards do not mention any -I option. I propose, in the interests of keeping things less disparate, to remove set -I support from dash: make "ignoreeof" to be only an -o long option.