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(svn r5665) - Codechange: check pointers against NULL, coding style, tabulation; nothing serious.

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Darkvater 2006-07-30 22:55:17 +00:00
parent 6224c7485c
commit f0951cf82f
1 changed files with 11 additions and 14 deletions
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25
train_cmd.c
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@ -958,8 +958,7 @@ int32 CmdMoveRailVehicle(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
// if nothing is selected as destination, try and find a matching vehicle to drag to.
if (d == INVALID_VEHICLE) {
dst = NULL;
if (!IsTrainEngine(src)) dst = FindGoodVehiclePos(src);
dst = IsTrainEngine(src) ? NULL : FindGoodVehiclePos(src);
} else {
dst = GetVehicle(d);
}
@ -1009,14 +1008,13 @@ int32 CmdMoveRailVehicle(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
if (IsTrainEngine(u) && IsMultiheaded(u) && u->u.rail.other_multiheaded_part != NULL) {
engine = u;
}
if (engine != NULL && engine->u.rail.other_multiheaded_part == u) {
engine = NULL;
}
if (u == dst) {
if (engine != NULL) dst = engine->u.rail.other_multiheaded_part;
break;
}
if (engine != NULL && engine->u.rail.other_multiheaded_part == u) {
engine = NULL;
}
if (u == dst) {
if (engine != NULL) dst = engine->u.rail.other_multiheaded_part;
break;
}
}
}
@ -1111,8 +1109,7 @@ int32 CmdMoveRailVehicle(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
}
} else {
// if moving within the same chain, dont use dst_head as it may get invalidated
if (src_head == dst_head)
dst_head = NULL;
if (src_head == dst_head) dst_head = NULL;
// unlink single wagon from linked list
src_head = UnlinkWagon(src, src_head);
GetLastEnginePart(src)->next = NULL;
@ -1188,7 +1185,7 @@ int32 CmdMoveRailVehicle(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
src_head = NULL; // don't do anything more to this train since the new call will do it
}
if (src_head) {
if (src_head != NULL) {
NormaliseTrainConsist(src_head);
TrainConsistChanged(src_head);
if (IsFrontEngine(src_head)) {
@ -1202,7 +1199,7 @@ int32 CmdMoveRailVehicle(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
InvalidateWindow(WC_VEHICLE_DEPOT, src_head->tile);
};
if (dst_head) {
if (dst_head != NULL) {
NormaliseTrainConsist(dst_head);
TrainConsistChanged(dst_head);
if (IsFrontEngine(dst_head)) {