From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mga01.intel.com ([192.55.52.88]) by linuxtogo.org with esmtp (Exim 4.72) (envelope-from ) id 1Sm8op-00056p-IY for openembedded-core@lists.openembedded.org; Tue, 03 Jul 2012 21:31:27 +0200 Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga101.fm.intel.com with ESMTP; 03 Jul 2012 12:20:24 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.71,315,1320652800"; d="scan'208";a="188087287" Received: from unknown (HELO helios.localnet) ([10.252.120.234]) by fmsmga002.fm.intel.com with ESMTP; 03 Jul 2012 12:20:24 -0700 From: Paul Eggleton To: Mark Hatle Date: Tue, 03 Jul 2012 20:20:23 +0100 Message-ID: <1484893.ioyN9DmM2T@helios> Organization: Intel Corporation User-Agent: KMail/4.8.3 (Linux/3.2.0-26-generic-pae; KDE/4.8.3; i686; ; ) In-Reply-To: <4FF3310A.6000000@windriver.com> References: <4FF320DD.8090301@palm.com> <20120703174702.GD3771@jama.jama.net> <4FF3310A.6000000@windriver.com> MIME-Version: 1.0 Cc: openembedded-core@lists.openembedded.org Subject: Re: local.conf & bblayers.conf changes... X-BeenThere: openembedded-core@lists.openembedded.org X-Mailman-Version: 2.1.11 Precedence: list Reply-To: Patches and discussions about the oe-core layer List-Id: Patches and discussions about the oe-core layer List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 03 Jul 2012 19:31:27 -0000 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" On Tuesday 03 July 2012 12:51:06 Mark Hatle wrote: > It has to be := and not .=. If it's not immediately resolved, then > ${LAYERDIR} will go to undefined later. I previously thought this too, but it turns out that because we call data.expandVarref('LAYERDIR') in the bitbake layer handling code, these references are expanded immediately after parsing each layer config file, so the := is not needed. Cheers, Paul -- Paul Eggleton Intel Open Source Technology Centre