zdoptions raised an exception because sys.argv is not available

if one tries to embed Zope within C/C++.

doc/CHANGES.txt

@@ -122,6 +122,9 @@ Zope Changes
 
     Bugs fixed
 
+     - Zope can now be embedded in C/C++ without exceptions being raised
+       in zdoptions.
+
      - Collector #1213: Fixed wrong labels of cache parameters 
 
      - Collector #1265: Fixed handling of orphans in ZTUtil.Batch

lib/python/zdaemon/zdoptions.py

@@ -201,9 +201,17 @@ class ZDOptions:
 
          # Provide dynamic default method arguments
         if args is None:
+            try:
                 args = sys.argv[1:]
+            except AttributeError:
+                args = ()
+
         if progname is None:
+            try:
                 progname = sys.argv[0]
+            except AttributeError:
+                progname = 'zope'
+
         if doc is None:
             import __main__
             doc = __main__.__doc__