949                                           nullid)

   949                                           nullid)

   950                     for f in lookup:

   950                     for f in lookup:

   951                         if fcmp(f, getnode):

   951                         if fcmp(f, getnode):

   952                             modified.append(f)

   952                             modified.append(f)

   953                         else:

   953                         else:

   955                             if not wlock and not mywlock:

   956                             if not wlock and not mywlock:

   956                                 mywlock = True

   957                                 mywlock = True

   957                                 try:

   958                                 try:

   958                                     wlock = self.wlock(wait=0)

   959                                     wlock = self.wlock(wait=0)

   959                                 except lock.LockException:

   960                                 except lock.LockException: