[project @ robey@lag.net-20060411224733-0361ad3758aee64d]

add a way to set the event to trigger, and fix a typo

paramiko/buffered_pipe.py

@@ -48,6 +48,21 @@ class BufferedPipe (object):
         self._buffer = array.array('B')
         self._closed = False
 
+    def set_event(self, event):
+        """
+        Set an event on this buffer.  When data is ready to be read (or the
+        buffer has been closed), the event will be set.  When no data is
+        ready, the event will be cleared.
+        
+        @param event: the event to set/clear
+        @type event: Event
+        """
+        self._event = event
+        if len(self._buffer) > 0:
+            event.set()
+        else:
+            event.clear()
+        
     def feed(self, data):
         """
         Feed new data into this pipe.  This method is assumed to be called
@@ -133,7 +148,7 @@ class BufferedPipe (object):
                     self._event.clear()
             else:
                 out = self._buffer[:nbytes].tostring()
-                del self.in_buffer[:nbytes]
+                del self._buffer[:nbytes]
         finally:
             self._lock.release()