From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([140.186.70.92]:52741) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QJ1xW-0007Oe-Vr for qemu-devel@nongnu.org; Sun, 08 May 2011 07:15:35 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1QJ1xW-0005gQ-5D for qemu-devel@nongnu.org; Sun, 08 May 2011 07:15:34 -0400 MIME-Version: 1.0 In-Reply-To: <1304322846-24376-4-git-send-email-pbonzini@redhat.com> References: <1304322846-24376-4-git-send-email-pbonzini@redhat.com> Date: Sun, 8 May 2011 12:15:33 +0100 Message-ID: From: Stefan Hajnoczi Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Subject: Re: [Qemu-devel] [Qemu-trivial] [PATCH 4/4] fix compilation when reconfiguring without dtrace backend List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Paolo Bonzini Cc: qemu-trivial@nongnu.org, qemu-devel@nongnu.org On Mon, May 2, 2011 at 8:54 AM, Paolo Bonzini wrote: > If QEMU is configured with the dtrace backend, then built, then > reconfigured without, the build fails. > > The culprit is the trace-dtrace.h dependency that many files will > have. =A0Due to this dependency, make will attempt to rebuild > trace-dtrace.dtrace. =A0This is the step that fails. =A0Fix by wrapping > the dtrace rules with ifeq/endif. > > Signed-off-by: Paolo Bonzini > Cc: qemu-trivial@nongnu.org > --- > =A0Makefile.objs | =A0 =A02 ++ > =A01 files changed, 2 insertions(+), 0 deletions(-) I think the real problem is that dependencies need to be regenerated after ./configure? Stefan