#define XBT_IN2(fmt,a,b) LOG3(xbt_log_priority_trace, ">> begin of %s" fmt, _XBT_FUNCTION, a,b)
#define XBT_IN3(fmt,a,b,c) LOG4(xbt_log_priority_trace, ">> begin of %s" fmt, _XBT_FUNCTION, a,b,c)
#define XBT_IN4(fmt,a,b,c,d) LOG5(xbt_log_priority_trace, ">> begin of %s" fmt, _XBT_FUNCTION, a,b,c,d)
+#define XBT_IN5(fmt,a,b,c,d,e) LOG6(xbt_log_priority_trace, ">> begin of %s" fmt, _XBT_FUNCTION, a,b,c,d,e)
#define XBT_OUT LOG1(xbt_log_priority_trace, "<< end of %s", _XBT_FUNCTION)
#define XBT_HERE LOG0(xbt_log_priority_trace, "-- was here")