From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from fg-out-1718.google.com ([72.14.220.154]) by linuxtogo.org with esmtp (Exim 4.69) (envelope-from ) id 1ORzOr-0006id-O7 for openembedded-devel@lists.openembedded.org; Fri, 25 Jun 2010 05:16:18 +0200 Received: by fg-out-1718.google.com with SMTP id 22so2074835fge.6 for ; Thu, 24 Jun 2010 20:11:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:date:from:to:cc:subject :message-id:references:mime-version:content-type:content-disposition :in-reply-to:user-agent; bh=qoHq8FjyLdN8hPLnv3tt/ZtsECe//5sdeXiL1JbrGes=; b=lEEJuSePhBY6r6/x4Eh6pP78TZcTHMHgFGjYkLHe8JWNTljJnsv4Aq1YJatP7HEn4E DlqGqBd6wgJfzhUSIK3iDBIgQsafZMnxqdnB3fDH8Af/k9L67Avn4QKEvSJKNJD5I7OX B5CcT1482jXeYd+RmwJdWhgtIRUSN0gNzkfA4= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=date:from:to:cc:subject:message-id:references:mime-version :content-type:content-disposition:in-reply-to:user-agent; b=itVaAhgaLn+A22941g0Y893hCRyrK/6iRAa0NGX/38pqUj/xGkuufkjcoejk9gRhRK FkfOSWSkfepvfsUnFIM4n878jth1jWTaNeMfLmXqI4joU9Tj8cecw3LlUxlx2cMputxH JfbeYqKQNbm3edumFKJ0sv1CnUrt06jokKtcs= Received: by 10.223.20.218 with SMTP id g26mr9824fab.18.1277435501714; Thu, 24 Jun 2010 20:11:41 -0700 (PDT) Received: from localhost (161-24.13.24.78.awnet.cz [78.24.13.161]) by mx.google.com with ESMTPS id 28sm16642828fkx.6.2010.06.24.20.11.40 (version=TLSv1/SSLv3 cipher=RC4-MD5); Thu, 24 Jun 2010 20:11:40 -0700 (PDT) Date: Fri, 25 Jun 2010 05:11:29 +0200 From: Martin Jansa To: openembedded-devel@lists.openembedded.org Message-ID: <20100625031129.GA17650@jama> References: <3511CCD655164D0DACCECB9DE0506610@rhonda.vtc.ru> <20100624151848.GD28292@gmail.com> <20100625004612.GB27649@gmail.com> <6A7B7034B0CC4B568C76BC153107D499@rhonda.vtc.ru> MIME-Version: 1.0 In-Reply-To: <6A7B7034B0CC4B568C76BC153107D499@rhonda.vtc.ru> User-Agent: Mutt/1.5.20 (2009-06-14) X-SA-Exim-Connect-IP: 72.14.220.154 X-SA-Exim-Mail-From: martin.jansa@gmail.com X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on discovery X-Spam-Level: X-Spam-Status: No, score=-2.5 required=5.0 tests=AWL,BAYES_00,SPF_PASS autolearn=ham version=3.2.5 X-SA-Exim-Version: 4.2.1 (built Wed, 25 Jun 2008 17:20:07 +0000) X-SA-Exim-Scanned: Yes (on linuxtogo.org) Subject: Re: How to select specific version of dependant component X-BeenThere: openembedded-devel@lists.openembedded.org X-Mailman-Version: 2.1.11 Precedence: list Reply-To: openembedded-devel@lists.openembedded.org List-Id: Using the OpenEmbedded metadata to build Distributions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 25 Jun 2010 03:16:18 -0000 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Fri, Jun 25, 2010 at 02:03:17PM +1100, Andrew Tverdohlebov wrote: > >its an override. if you want to know what overrides are read the manual. > >and in future don't top post its not readable flow. > > If you look into the OpenEmbedded User Manual yourself smart guy, > you will probably find that the section "overrides" is a stub. > There is also nothing usefull regarding purpose of '_local' description in bitbake.conf # Overrides are processed left to right, so the ones that are named later take precedence. # You generally want them to go from least to most specific. # # This means that an envionment variable named '_arm' overrides an # environment variable '' (when ${TARGET_ARCH} is arm). # an environment variable '_ramses' overrides '' but doesn't override # '_arm' when ${MACHINE} is 'ramses'. # If you use combination ie '_arm_ramses', then '_arm_ramses' will override # '_arm' and then '' will be overriden with that value from '_arm'. # And finally '_local' overrides anything, but with lowest priority. # # This works for functions as well, they are really just environment variables. # Default OVERRIDES to make compilation fail fast in case of build system misconfiguration. OVERRIDES = "local:${MACHINE}:${DISTRO}:${TARGET_OS}:${TARGET_ARCH}:build-${BUILD_OS}:fail-fast:pn-${PN}" # Alternative OVERRIDES definition without "fail fast", usually only for native building and Scratchbox toolchains. #OVERRIDES = "local:${MACHINE}:${DISTRO}:${TARGET_OS}:${TARGET_ARCH}:build-${BUILD_OS}:pn-${PN}" -- Jansa 'JaMa' Martin jabber: Martin.Jansa@gmail.com