buildsys: add libiscsi7 as alternative to libiscsi4

Since we have a minimum version requirement on libiscsi4 we
can't just remove it to let shlibs:Depends handle it, so
instead we add stretch's libiscsi7 as optional alternative.

diff --git a/debian/control b/debian/control
index 9c6a66669df27c8ddc63bbd5cf2df78a66ed0276..8c63066b4be50b3c3bc576ff481e2d6e5419e060 100644 (file)
--- a/debian/control
+++ b/debian/control
@@ -7,7 +7,7 @@ Standards-Version: 3.7.2
 
 Package: pve-qemu-kvm
 Architecture: any
-Depends: iproute2, bridge-utils, python, libsdl1.2debian, libaio1, libuuid1, ceph-common (>= 0.48), libiscsi4 (>= 1.12.0), pve-libspice-server1 (>= 0.12.5-1), ${shlibs:Depends}, ${misc:Depends}, libusbredirparser1 (>= 0.6-2), glusterfs-common (>= 3.5.2-1), libusb-1.0-0 (>= 1.0.17-1), numactl, libjemalloc1, libjpeg62-turbo
+Depends: iproute2, bridge-utils, python, libsdl1.2debian, libaio1, libuuid1, ceph-common (>= 0.48), libiscsi4 (>= 1.12.0) | libiscsi7, pve-libspice-server1 (>= 0.12.5-1), ${shlibs:Depends}, ${misc:Depends}, libusbredirparser1 (>= 0.6-2), glusterfs-common (>= 3.5.2-1), libusb-1.0-0 (>= 1.0.17-1), numactl, libjemalloc1, libjpeg62-turbo
 Conflicts: qemu, qemu-kvm, qemu-utils, kvm, pve-kvm, pve-qemu-kvm-2.6.18
 Provides: qemu-utils
 Replaces: pve-kvm, pve-qemu-kvm-2.6.18, qemu-utils