beremiz

temporary fix for debugger crash in case of high sampling rates

2012-01-30, Edouard Tisserant
f97f207d027b
Parents fb03cb6da95c
Children 2e1a2ea6242f
temporary fix for debugger crash in case of high sampling rates
1 files changed, 10 insertions(+), 4 deletions(-)
  • +10 -4
    plugger.py
    • --- a/plugger.py Wed Jan 25 01:23:44 2012 +0100
    +++ b/plugger.py Mon Jan 30 02:19:03 2012 +0100
    @@ -775,6 +775,7 @@
    # Setup debug information
    self.IECdebug_datas = {}
    + self.IECdebug_display_lock = Semaphore(1)
    self.IECdebug_lock = Lock()
    self.DebugTimer=None
    @@ -1772,6 +1773,13 @@
    def GetTicktime(self):
    return self._Ticktime
    + def DebugDispatch(self, TracedDebugVars, debug_tick):
    + for IECPath,value in TracedDebugVars:
    + if value is not None:
    + self.CallWeakcallables(IECPath, "NewValue", debug_tick, value)
    + self.CallWeakcallables("__tick__", "NewDataAvailable")
    + self.IECdebug_display_lock.release()
    +
    def DebugThreadProc(self):
    """
    This thread waid PLC debug data, and dispatch them to subscribers
    @@ -1789,10 +1797,8 @@
    wx.CallAfter(self.logger.write,
    _("... debugger recovered\n"))
    debug_getvar_retry = 0
    - for IECPath,value in zip(self.TracedIECPath, debug_vars):
    - if value is not None:
    - self.CallWeakcallables(IECPath, "NewValue", debug_tick, value)
    - self.CallWeakcallables("__tick__", "NewDataAvailable")
    + if self.IECdebug_display_lock.acquire(False):
    + wx.CallAfter(self.DebugDispatch, zip(self.TracedIECPath, debug_vars), debug_tick)
    self.IECdebug_lock.release()
    if debug_getvar_retry == DEBUG_RETRIES_WARN:
    wx.CallAfter(self.logger.write,