- Add swap() method signature to SchedulableQueue

- Export swap() to SWIG
- Add sort function (just its documentation, actually, implementation will
follow) to Policy.py


git-svn-id: svn://svn.gna.org/svn/sgpemv2/trunk@385 3ecf2c5c-341e-0410-92b4-d18e462d057c

src/backend/pyloader/Policy.py

@@ -1,5 +1,22 @@
 from Abstract import *
 
+## @brief this function implements a quicksort in place
+# using the SchedulableQueue methods
+#
+# The compare parameter should be a user defined function
+# name returning either True or False, defined like:
+# @code
+# def compare(SchedulableA,SchedulableB):
+#     return SchedulableA.someProperty() < SchedulableB.someProperty()
+# @endcode
+#
+# @param queue The SchedulableQueue to be sorted in place
+# @param cmp The binary function to use to compare elements
+# @returns None
+def sort(queue, cmp):
+    pass
+    
+
 class Policy:
     ## @var Avoid instantiation of an abstract class
     __metaclass__ = Metaclass