beremiz

Adding Lock around C code called by Debug thread

2009-05-30, greg
c68fc75ebb06
Parents 81777d4e379c
Children ff721067a75c
Adding Lock around C code called by Debug thread
1 files changed, 3 insertions(+), 4 deletions(-)
  • +3 -4
    runtime/PLCObject.py
    • --- a/runtime/PLCObject.py Thu May 28 17:29:19 2009 +0200
    +++ b/runtime/PLCObject.py Sat May 30 16:44:07 2009 +0200
    @@ -25,7 +25,6 @@
    import Pyro.core as pyro
    from threading import Timer, Thread, Lock
    import ctypes, os, commands, types, sys
    -import time
    if os.name in ("nt", "ce"):
    from _ctypes import LoadLibrary as dlopen
    @@ -405,7 +404,9 @@
    Return a list of variables, corresponding to the list of required idx
    """
    if self.PLCStatus == "Started":
    + self.PLClibraryLock.acquire()
    tick = self._WaitDebugData()
    + #PLCprint("Debug tick : %d"%tick)
    if tick == -1:
    res = None
    else:
    @@ -422,10 +423,8 @@
    else:
    PLCprint("Debug error idx : %d, expected_idx %d, type : %s"%(idx.value, given_idx,typename.value))
    res.append(None)
    - time.sleep(0.1)
    self._FreeDebugData()
    + self.PLClibraryLock.release()
    return tick, res
    return -1, None
    -
    -