[Tinyos-2-commits] CVS: tinyos-2.x/support/sdk/python tos.py, 1.7, 1.8

[Chieh-Jan Mike Liang]

Update of /cvsroot/tinyos/tinyos-2.x/support/sdk/python
In directory ddv4jf1.ch3.sourceforge.com:/tmp/cvs-serv11451/support/sdk/python

Modified Files:
	tos.py 
Log Message:
Fix a problem where the ack variable can be referenced before being initialized


Index: tos.py
===================================================================
RCS file: /cvsroot/tinyos/tinyos-2.x/support/sdk/python/tos.py,v
retrieving revision 1.7
retrieving revision 1.8
diff -C2 -d -r1.7 -r1.8
*** tos.py	18 Feb 2009 21:30:07 -0000	1.7
--- tos.py	20 Feb 2009 10:06:38 -0000	1.8
***************
*** 371,374 ****
--- 371,375 ----
          self.seqno = (self.seqno + inc) % 256
          prevTimeout = self._source.getTimeout()
+         ack = None
          end = None
          if timeout: end = time.time() + timeout
***************
*** 397,401 ****
          self._source.setTimeout(prevTimeout)
          #print 'SimpleAM:write: got an ack:', ack, ack.seqno == self.seqno
!         return ack.seqno == self.seqno
  
      def setOobHook(self, oobHook):
--- 398,402 ----
          self._source.setTimeout(prevTimeout)
          #print 'SimpleAM:write: got an ack:', ack, ack.seqno == self.seqno
!         return (ack != None and ack.seqno == self.seqno)
  
      def setOobHook(self, oobHook):