diff options
Diffstat (limited to 'newgrf_engine.c')
| -rw-r--r-- | newgrf_engine.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/newgrf_engine.c b/newgrf_engine.c index e4c3074c2..79abce13c 100644 --- a/newgrf_engine.c +++ b/newgrf_engine.c @@ -476,7 +476,7 @@ static void VehicleSetTriggers(const ResolverObject *object, int triggers) } -static uint32 VehicleGetVariable(const ResolverObject *object, byte variable, byte parameter) +static uint32 VehicleGetVariable(const ResolverObject *object, byte variable, byte parameter, bool *available) { const Vehicle *v = GRV(object); @@ -487,8 +487,10 @@ static uint32 VehicleGetVariable(const ResolverObject *object, byte variable, by case 0x46: return 0; /* Motion counter */ case 0xC4: return _cur_year; /* Build year */ case 0xDA: return INVALID_VEHICLE; /* Next vehicle */ - default: return -1; } + + *available = false; + return -1; } /* Calculated vehicle parameters */ @@ -719,6 +721,7 @@ static uint32 VehicleGetVariable(const ResolverObject *object, byte variable, by DEBUG(grf, 1)("Unhandled vehicle property 0x%X, type 0x%X", variable, v->type); + *available = false; return -1; } |