--- a/pvl/syslog/filter.py Fri Jan 04 22:38:44 2013 +0200
+++ b/pvl/syslog/filter.py Fri Jan 04 23:47:31 2013 +0200
@@ -25,6 +25,10 @@
# ignore
return None
+ if not prog :
+ # require
+ return False
+
# normalize
prog = prog.strip().lower()
_, prog = os.path.split(prog)