Add the same fix to poll() that was made in Python 2.3 and

ThreadedAsync/LoopCallback.py: when select() is interrupted by a
signal handler, don't attempt to read all file descriptors.

ZServer/medusa/asyncore.py

@@ -80,6 +80,8 @@ def poll (timeout=0.0, map=None):
         except select.error, err:
             if err[0] != EINTR:
                 raise
+            else:
+                return
 
         if DEBUG:
             print r,w,e

lib/python/ZServer/medusa/asyncore.py

@@ -80,6 +80,8 @@ def poll (timeout=0.0, map=None):
         except select.error, err:
             if err[0] != EINTR:
                 raise
+            else:
+                return
 
         if DEBUG:
             print r,w,e