ensure that thread name is ascii

git-svn-id: https://linkchecker.svn.sourceforge.net/svnroot/linkchecker/trunk/linkchecker@2718 e7d03fd6-7b0d-0410-9947-9c21f3af8025

linkcheck/checker/consumer.py

@@ -103,6 +103,7 @@ class Consumer (object):
         This method is not thread safe (hence it should only be called
         from a single thread).
         """
+        name = linkcheck.strformat.ascii_safe(name)
         self._threader.start_thread(url_data.check, (), name=name)
 
     @synchronized(_lock)

linkcheck/threader.py

@@ -133,6 +133,9 @@ class Threader (object):
             func(*args)
         else:
             self._acquire()
+            # thread names must be ASCII to avoid conversion problems
+            assert isinstance(name, str) or name is None, \
+                   "Invalid name %r" % name
             t = threading.Thread(None, func, name, args)
             t.start()
             self.threads.append(t)