Added flag to stop checking from another thread.

git-svn-id: https://linkchecker.svn.sourceforge.net/svnroot/linkchecker/trunk/linkchecker@3970 e7d03fd6-7b0d-0410-9947-9c21f3af8025

linkcheck/director/__init__.py

@@ -62,6 +62,9 @@ def check_url (aggregate):
             aggregate.remove_stopped_threads()
             if not aggregate.threads:
                 break
+            if aggregate.wanted_stop:
+                # some other thread wants us to stop
+                raise KeyboardInterrupt
 
 
 def interrupt (aggregate):

linkcheck/director/aggregator.py

@@ -39,6 +39,7 @@ class Aggregate (object):
         self.logger = logger.Logger(config)
         self.threads = []
         self.last_w3_call = 0
+        self.wanted_stop = False
 
     def start_threads (self):
         """Spawn threads for URL checking and status printing."""