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Merge: Codechange: Use null pointer literal instead of the NULL macro

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This commit is contained in:
Jonathan G Rennison
2019-04-11 18:14:13 +01:00
parent f5747bf753 7c8e7c6b6e
commit 674732cd68
585 changed files with 6604 additions and 6604 deletions
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20
src/signal.cpp
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@@ -207,7 +207,7 @@ static uint _num_signals_evaluated; ///< Number of programmable signals evaluate
/** Check whether there is a train on rail, not in a depot */
static Vehicle *TrainOnTileEnum(Vehicle *v, void *)
{
if (v->type != VEH_TRAIN || Train::From(v)->track == TRACK_BIT_DEPOT) return NULL;
if (v->type != VEH_TRAIN || Train::From(v)->track == TRACK_BIT_DEPOT) return nullptr;
return v;
}
@@ -216,10 +216,10 @@ static Vehicle *TrainOnTileEnum(Vehicle *v, void *)
static Vehicle *TrainInWormholeTileEnum(Vehicle *v, void *data)
{
/* Only look for front engine or last wagon. */
if (v->type != VEH_TRAIN || (v->Previous() != NULL && v->Next() != NULL)) return NULL;
if (v->type != VEH_TRAIN || (v->Previous() != nullptr && v->Next() != nullptr)) return nullptr;
TileIndex tile = *(TileIndex *)data;
if (tile != TileVirtXY(v->x_pos, v->y_pos)) return NULL;
if (!(Train::From(v)->track & TRACK_BIT_WORMHOLE) && !(Train::From(v)->track & GetAcrossTunnelBridgeTrackBits(tile))) return NULL;
if (tile != TileVirtXY(v->x_pos, v->y_pos)) return nullptr;
if (!(Train::From(v)->track & TRACK_BIT_WORMHOLE) && !(Train::From(v)->track & GetAcrossTunnelBridgeTrackBits(tile))) return nullptr;
return v;
}
@@ -315,13 +315,13 @@ static SigInfo ExploreSegment(Owner owner)
if (IsRailDepot(tile)) {
if (enterdir == INVALID_DIAGDIR) { // from 'inside' - train just entered or left the depot
if (!(info.flags & SF_TRAIN) && HasVehicleOnPos(tile, NULL, &TrainOnTileEnum)) info.flags |= SF_TRAIN;
if (!(info.flags & SF_TRAIN) && HasVehicleOnPos(tile, nullptr, &TrainOnTileEnum)) info.flags |= SF_TRAIN;
exitdir = GetRailDepotDirection(tile);
tile += TileOffsByDiagDir(exitdir);
enterdir = ReverseDiagDir(exitdir);
break;
} else if (enterdir == GetRailDepotDirection(tile)) { // entered a depot
if (!(info.flags & SF_TRAIN) && HasVehicleOnPos(tile, NULL, &TrainOnTileEnum)) info.flags |= SF_TRAIN;
if (!(info.flags & SF_TRAIN) && HasVehicleOnPos(tile, nullptr, &TrainOnTileEnum)) info.flags |= SF_TRAIN;
continue;
} else {
continue;
@@ -338,7 +338,7 @@ static SigInfo ExploreSegment(Owner owner)
if (!(info.flags & SF_TRAIN) && EnsureNoTrainOnTrackBits(tile, tracks).Failed()) info.flags |= SF_TRAIN;
} else {
if (tracks_masked == TRACK_BIT_NONE) continue; // no incidating track
if (!(info.flags & SF_TRAIN) && HasVehicleOnPos(tile, NULL, &TrainOnTileEnum)) info.flags |= SF_TRAIN;
if (!(info.flags & SF_TRAIN) && HasVehicleOnPos(tile, nullptr, &TrainOnTileEnum)) info.flags |= SF_TRAIN;
}
if (HasSignals(tile)) { // there is exactly one track - not zero, because there is exit from this tile
@@ -392,7 +392,7 @@ static SigInfo ExploreSegment(Owner owner)
if (DiagDirToAxis(enterdir) != GetRailStationAxis(tile)) continue; // different axis
if (IsStationTileBlocked(tile)) continue; // 'eye-candy' station tile
if (!(info.flags & SF_TRAIN) && HasVehicleOnPos(tile, NULL, &TrainOnTileEnum)) info.flags |= SF_TRAIN;
if (!(info.flags & SF_TRAIN) && HasVehicleOnPos(tile, nullptr, &TrainOnTileEnum)) info.flags |= SF_TRAIN;
tile += TileOffsByDiagDir(exitdir);
break;
@@ -401,7 +401,7 @@ static SigInfo ExploreSegment(Owner owner)
if (!IsOneSignalBlock(owner, GetTileOwner(tile))) continue;
if (DiagDirToAxis(enterdir) == GetCrossingRoadAxis(tile)) continue; // different axis
if (!(info.flags & SF_TRAIN) && HasVehicleOnPos(tile, NULL, &TrainOnTileEnum)) info.flags |= SF_TRAIN;
if (!(info.flags & SF_TRAIN) && HasVehicleOnPos(tile, nullptr, &TrainOnTileEnum)) info.flags |= SF_TRAIN;
if (_settings_game.vehicle.safer_crossings) info.flags |= SF_PBS;
tile += TileOffsByDiagDir(exitdir);
break;
@@ -424,7 +424,7 @@ static SigInfo ExploreSegment(Owner owner)
return EnsureNoTrainOnTrackBits(tile, tracks & (~across_tracks)).Failed();
}
} else {
return HasVehicleOnPos(tile, NULL, &TrainOnTileEnum);
return HasVehicleOnPos(tile, nullptr, &TrainOnTileEnum);
}
};