rpm: preparation for src.rpm building

QubesOS/qubes-issues#1508

(cherry picked from commit 84c9ae4bf1)

Makefile.builder

@@ -1,3 +1,4 @@
 RPM_SPEC_FILES := rpm_spec/qubes-utils.spec rpm_spec/qubes-kernel-vm-support.spec
+RPM_USE_MOCKBUILD := 1
 ARCH_BUILD_DIRS := archlinux
 DEBIAN_BUILD_DIRS := debian

rpm_spec/qubes-kernel-vm-support.spec.in

@@ -19,16 +19,14 @@
 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 #
 
-
-%{!?version: %define version %(cat version)}
-
 # Package contains /usr/lib, but not binary files, which confuses find-debuginfo.sh script.
 %global debug_package %{nil}
 
 Name:		qubes-kernel-vm-support
-Version:	%{version}
+Version:	@VERSION@
 Release:	1%{?dist}
 Summary:	Qubes VM kernel and initramfs modules
+Source0:    qubes-utils-%{version}.tar.gz
 
 Group:		Qubes
 Vendor:     Invisible Things Lab
@@ -39,7 +37,9 @@ Requires:	dracut
 Requires:	dkms
 Requires:	busybox
 
+%if 0%{?qubes_builder}
 %define _builddir %(pwd)
+%endif
 
 %description
 This package contains:
@@ -51,11 +51,7 @@ initrd is provided by dom0.
 libvchan library.
 
 %prep
-# we operate on the current directory, so no need to unpack anything
-# symlink is to generate useful debuginfo packages
-rm -f %{name}-%{version}
-ln -sf . %{name}-%{version}
-%setup -T -D
+%setup -q -n qubes-utils-%{version}
 
 %build
 

rpm_spec/qubes-utils.spec.in

@@ -1,4 +1,3 @@
-%define version %(cat version)
 %if 0%{?qubes_builder}
 %define _builddir %(pwd)
 %endif
@@ -6,9 +5,10 @@
 %{!?python_sitearch: %define python_sitearch %(%{__python} -c "from distutils.sysconfig import get_python_lib; print get_python_lib(1)")}
 
 Name:		qubes-utils
-Version:	%{version}
+Version:	@VERSION@
 Release:	1%{?dist}
 Summary:	Common Linux files for Qubes Dom0 and VM
+Source0:    %{name}-%{version}.tar.gz
 
 Group:		Qubes
 License:	GPL
@@ -41,15 +41,10 @@ Release:	1%{?dist}
 Libraries for qubes-utils
 
 %prep
-# we operate on the current directory, so no need to unpack anything
-# symlink is to generate useful debuginfo packages
-rm -f %{name}-%{version}
-ln -sf . %{name}-%{version}
-%setup -T -D
-
+%setup -q
 
 %build
-make all
+make all BACKEND_VMM=@BACKEND_VMM@
 
 %install
 make install DESTDIR=%{buildroot}