From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from [140.186.70.92] (port=34243 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1PIrt3-0007Fu-0h for qemu-devel@nongnu.org; Wed, 17 Nov 2010 18:58:02 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1PIrt1-0003RQ-U1 for qemu-devel@nongnu.org; Wed, 17 Nov 2010 18:58:00 -0500 Received: from mail-yw0-f45.google.com ([209.85.213.45]:51041) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1PIrt1-0003RK-P9 for qemu-devel@nongnu.org; Wed, 17 Nov 2010 18:57:59 -0500 Received: by ywg4 with SMTP id 4so92068ywg.4 for ; Wed, 17 Nov 2010 15:57:59 -0800 (PST) Message-ID: <4CE46C03.8060407@codemonkey.ws> Date: Wed, 17 Nov 2010 17:57:55 -0600 From: Anthony Liguori MIME-Version: 1.0 Subject: Re: [Qemu-devel] Re: [PATCH v2] Force object directory use References: <4CE4347B.9080206@redhat.com> <4CE459B8.7050204@redhat.com> In-Reply-To: <4CE459B8.7050204@redhat.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Paolo Bonzini Cc: Blue Swirl , qemu-devel On 11/17/2010 04:39 PM, Paolo Bonzini wrote: > On 11/17/2010 09:08 PM, Blue Swirl wrote: >> It's not simplification but to unify the build system. Some people >> make changes to Makefiles and then test their changes without an >> object directory, these may then break the build for those who use it. >> This has happened several times already. Hopefully we can avoid those >> breakages with this change. > > It happens very rarely, and the last time it was because the wrong > patch was committed IIUC. It may be unified but it's pretty much > unlike every other build system I've ever seen. It's not that atypical. Keep in mind, we already create per-target build directories and use them. Building the rest of the objects in a different directory isn't really all that bizarre. Regards, Anthony Liguori > Paolo >