From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dedi548.your-server.de (dedi548.your-server.de [85.10.215.148]) by sourceware.org (Postfix) with ESMTPS id 3D99E3857C4A for ; Thu, 17 Mar 2022 06:25:36 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 3D99E3857C4A Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=embedded-brains.de Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=embedded-brains.de Received: from sslproxy06.your-server.de ([78.46.172.3]) by dedi548.your-server.de with esmtpsa (TLSv1.3:TLS_AES_256_GCM_SHA384:256) (Exim 4.92.3) (envelope-from ) id 1nUjZm-000A90-El; Thu, 17 Mar 2022 07:25:34 +0100 Received: from [82.100.198.138] (helo=mail.embedded-brains.de) by sslproxy06.your-server.de with esmtpsa (TLSv1.3:TLS_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1nUjZm-0001iK-Bp; Thu, 17 Mar 2022 07:25:34 +0100 Received: from localhost (localhost [127.0.0.1]) by mail.embedded-brains.de (Postfix) with ESMTP id 1538D4800FC; Thu, 17 Mar 2022 07:25:34 +0100 (CET) Received: from mail.embedded-brains.de ([127.0.0.1]) by localhost (zimbra.eb.localhost [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id j3AS4SYrvFoR; Thu, 17 Mar 2022 07:25:33 +0100 (CET) Received: from localhost (localhost [127.0.0.1]) by mail.embedded-brains.de (Postfix) with ESMTP id B8AFE480119; Thu, 17 Mar 2022 07:25:33 +0100 (CET) X-Virus-Scanned: amavisd-new at zimbra.eb.localhost Received: from mail.embedded-brains.de ([127.0.0.1]) by localhost (zimbra.eb.localhost [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id yB6rNuf7STHs; Thu, 17 Mar 2022 07:25:33 +0100 (CET) Received: from [10.10.171.14] (unknown [10.10.171.14]) by mail.embedded-brains.de (Postfix) with ESMTPSA id 5CCAA4800FC; Thu, 17 Mar 2022 07:25:33 +0100 (CET) Message-ID: <3ecd50ec-f9f4-9cf9-a5ce-52f082c50e50@embedded-brains.de> Date: Thu, 17 Mar 2022 07:25:31 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.6.1 Subject: Re: [RFC/PATCH] newlib: enable automatic dependency generation Content-Language: en-US To: Mike Frysinger , newlib@sourceware.org References: <20220317021654.15410-1-vapier@gentoo.org> From: Sebastian Huber In-Reply-To: <20220317021654.15410-1-vapier@gentoo.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: quoted-printable X-Authenticated-Sender: smtp-embedded@poldinet.de X-Virus-Scanned: Clear (ClamAV 0.103.5/26483/Wed Mar 16 09:27:50 2022) X-Spam-Status: No, score=-4.8 required=5.0 tests=BAYES_00, KAM_DMARC_STATUS, NICE_REPLY_A, SPF_HELO_NONE, SPF_PASS, TXREP, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on server2.sourceware.org X-BeenThere: newlib@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Newlib mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 17 Mar 2022 06:25:38 -0000 On 17/03/2022 03:16, Mike Frysinger wrote: > This was disabled as part of the migration away from the cygnus option > as that implied no-dependencies. >=20 > We currently have 1-to-1 updates enabled -- if you touch a .c file, > the corresponding .o file will be rebuilt. But if you touch a header > file, none of the files using that get rebuilt. >=20 > Not sure how much we care. I think we want this since it's probably > what people are expecting. It increases the size of the Makefile a > bit, and adds a little build overhead to generate & process. I think the proper dependency tracking should be enabled. This helps=20 everyone doing changes in Newlib. The dependency files generated by GCC=20 are also sometimes helpful to figure out what is actually used to build=20 a file. --=20 embedded brains GmbH Herr Sebastian HUBER Dornierstr. 4 82178 Puchheim Germany email: sebastian.huber@embedded-brains.de phone: +49-89-18 94 741 - 16 fax: +49-89-18 94 741 - 08 Registergericht: Amtsgericht M=C3=BCnchen Registernummer: HRB 157899 Vertretungsberechtigte Gesch=C3=A4ftsf=C3=BChrer: Peter Rasmussen, Thomas= D=C3=B6rfler Unsere Datenschutzerkl=C3=A4rung finden Sie hier: https://embedded-brains.de/datenschutzerklaerung/