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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 71C2AC433F5 for ; Wed, 13 Apr 2022 09:23:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234425AbiDMJZd (ORCPT ); Wed, 13 Apr 2022 05:25:33 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34924 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234412AbiDMJZb (ORCPT ); Wed, 13 Apr 2022 05:25:31 -0400 Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D802153736 for ; Wed, 13 Apr 2022 02:23:09 -0700 (PDT) Received: from dggpemm500023.china.huawei.com (unknown [172.30.72.56]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4KdcWv2y99zFpsx; Wed, 13 Apr 2022 17:20:43 +0800 (CST) Received: from dggpemm500001.china.huawei.com (7.185.36.107) by dggpemm500023.china.huawei.com (7.185.36.83) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Wed, 13 Apr 2022 17:23:08 +0800 Received: from [10.67.111.195] (10.67.111.195) by dggpemm500001.china.huawei.com (7.185.36.107) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Wed, 13 Apr 2022 17:23:08 +0800 Subject: Re: [PATCH v2 -next] scripts: add compare-config utility To: Randy Dunlap , References: <20220412083057.4101246-1-chenlifu@huawei.com> <1dd4c336-d281-6da3-ba37-d13bbf7c2537@infradead.org> From: chenlifu Message-ID: Date: Wed, 13 Apr 2022 17:23:07 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.9.0 MIME-Version: 1.0 In-Reply-To: <1dd4c336-d281-6da3-ba37-d13bbf7c2537@infradead.org> Content-Type: text/plain; charset="utf-8"; format=flowed Content-Transfer-Encoding: 8bit X-Originating-IP: [10.67.111.195] X-ClientProxiedBy: dggems705-chm.china.huawei.com (10.3.19.182) To dggpemm500001.china.huawei.com (7.185.36.107) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 在 2022/4/13 0:51, Randy Dunlap 写道: > Hi-- > > On 4/12/22 01:30, Chen Lifu wrote: >> This is an alternative utility to compare two .config files. Unlike >> existing utilities "diffconfig" in the kernel tree, it prints detailed >> results in table style, and support config name prefix so that it can be >> used elsewhere. It is useful sometimes, for example, to analyze .config files >> through tables, or to compare Buildroot .config. >> >> With grep and awk, it can print similar results like "diffconfg" as well. >> >> Signed-off-by: Chen Lifu > > Is your goal to have this merged into the kernel source tree? > If so, you should also send the patch the the kconfig maintainer and > mailing list. > > The output is quite verbose in its default mode (no options specified). > To get something useful, I use -C -O -N. > > For my uses and preferences, I would like to see a -D (e.g.) which > is just a combination of -CON. And it would be nice if that was the > default mode also. :) > >> --- >> Changes in v2: >> - Add config name prefix support >> >> scripts/compare-config | 201 +++++++++++++++++++++++++++++++++++++++++ >> 1 file changed, 201 insertions(+) >> create mode 100755 scripts/compare-config > > thanks. > Hi, Randy， Thanks for your friendly comment, I will add -D option and set it as default mode. Chen Lifu