Function GetTargetAirportIfValid

src/aircraft_cmd.cpp:2163–2171

* Returns aircraft's target station if v->target_airport * is a valid station with airport. * @param v vehicle to get target airport for * @return pointer to target station, nullptr if invalid */

 * @return pointer to target station, nullptr if invalid
 */
Station *GetTargetAirportIfValid(const Aircraft *v)
{
	assert(v->type == VEH_AIRCRAFT);

	Station *st = Station::GetIfValid(v->targetairport);
	if (st == nullptr) return nullptr;

	return st->airport.tile == INVALID_TILE ? nullptr : st;
}

/**
 * Updates the status of the Aircraft heading or in the station