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authorrubidium <rubidium@openttd.org>2009-11-12 17:28:20 +0000
committerrubidium <rubidium@openttd.org>2009-11-12 17:28:20 +0000
commit9059e4f85f4112cba38a6fb1741be46771b000d8 (patch)
tree6a51d2ee0e9dc600c05a552405fc0d843acf32e0 /src/station_cmd.cpp
parentc08c10f32928d81ef83a00f55119f1bc609b6a54 (diff)
downloadopenttd-9059e4f85f4112cba38a6fb1741be46771b000d8.tar.xz
(svn r18049) -Fix [FS#3310] (r16448): Crash when an articulated RV is turning on a drive through road station that gets forcefully (bankrupt) removed
Diffstat (limited to 'src/station_cmd.cpp')
-rw-r--r--src/station_cmd.cpp11
1 files changed, 10 insertions, 1 deletions
diff --git a/src/station_cmd.cpp b/src/station_cmd.cpp
index 0bb5ff0b9..601322cf5 100644
--- a/src/station_cmd.cpp
+++ b/src/station_cmd.cpp
@@ -1649,7 +1649,16 @@ CommandCost CmdBuildRoadStop(TileIndex tile, DoCommandFlag flags, uint32 p1, uin
static Vehicle *ClearRoadStopStatusEnum(Vehicle *v, void *)
{
- if (v->type == VEH_ROAD) RoadVehicle::From(v)->state &= RVSB_ROAD_STOP_TRACKDIR_MASK;
+ if (v->type == VEH_ROAD) {
+ /* Okay... we are a road vehicle on a drive through road stop.
+ * But that road stop has just been removed, so we need to make
+ * sure we are in a valid state... however, vehicles can also
+ * turn on road stop tiles, so only clear the 'road stop' state
+ * bits and only when the state was 'in road stop', otherwise
+ * we'll end up clearing the turn around bits. */
+ RoadVehicle *rv = RoadVehicle::From(v);
+ if (HasBit(rv->state, RVS_IN_DT_ROAD_STOP)) rv->state &= RVSB_ROAD_STOP_TRACKDIR_MASK;
+ }
return NULL;
}