Subject: support: If getting HV version fails, just use 0
From: Cole Robinson crobinso@redhat.com Mon Aug 1 16:16:01 2011 -0400
Date: Mon Aug 1 16:16:01 2011 -0400:
Git: c11616761952697dadb2b9a88b761d9816060c54

If libvirt has issues building qemu caps, version can fail.

Index: virtinst-0.600.0/virtinst/support.py
===================================================================
--- virtinst-0.600.0.orig/virtinst/support.py
+++ virtinst-0.600.0/virtinst/support.py
@@ -373,9 +373,12 @@ def _hv_ver(conn, uri):
     if not _try_command(cmd, args):
         return 0
 
-    ret = cmd(*args)
-    if type(ret) == tuple:
-        ret = ret[1]
+    try:
+        ret = cmd(*args)
+        if type(ret) == tuple:
+            ret = ret[1]
+    except libvirt.libvirtError:
+        ret = 0
 
     return ret