Re: [certi-dev] Segfault when sending TSO interactions with PyHLA

[Nicolas Huynh]

Le 16/03/2011 15:45, Eric Noulard a écrit :
> Le 16 mars 2011 14:58, Nicolas Huynh<address@hidden>  a écrit :
> > Hello
> >
> > I'm trying to send TSO interactions with PyHLA 1.1.0, but the
> > "sendInteraction" crashes into segmentation fault.
> > Here is an example in attachment : the fed file and the Python federate
> > code.
> > (compiled on Linux CentOS 5.5 x86_64 with Python 2.5)
> >
> > The piece of code that crashes is :
> >         myRtiAmb.sendInteraction(myFedAmb.interactionClassHandle,
> >                                  {<parameters...>},
> > <tag>,
> >                                  myFedAmb.currTime + myFedAmb.lookahead)
> >
> > If I omit the last argument (time), "sendInteraction" does not crash any
> > more, but my receiving federate complains because it waits for a TSO
> > interaction and receives it in Receive Order.
> >
> > Any help would be welcome !
> There seems to be a typo in _hla/_rti/rtiambassador.cpp:
>
> at line 705:
>
> if(!PyArg_ParseTuple(args, "O&O&s|d",
>          RtiInteractionClassHandle_FromPython,&theInteraction,
>          ParameterHandleValuePairSet_FromPython,&theParameters,
>          &theTag,
>          RTIfedTime_FromPython,&theTime))
>          return NULL;
>
> I think the format string argument should be "O&O&s|O&"
> RTIfedTime_FromPython is a python object not a mere double value.
>
> at least UAV does it this way.
> Are timestamped UAV ok?

Many thanks Eric,

Your patch solves the issue !

Nicolas

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