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(svn r3373) -Fix: don't link a wagon to itself, which resulted in a wagon disapearing, and a depot which was unable to remove

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truelight 2006-01-06 18:26:02 +00:00
parent 183f6f6d07
commit 54501dc6df
1 changed files with 2 additions and 0 deletions
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train_cmd.c
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@ -958,6 +958,8 @@ int32 CmdMoveRailVehicle(int x, int y, uint32 flags, uint32 p1, uint32 p2)
if (dst->next == NULL) {
/* It's the last one, so we will add the wagon just before the rear engine */
dst = GetPrevVehicleInChain(dst);
/* Now if the vehicle we want to link to is the vehicle itself, drop out */
if (dst == src) return CMD_ERROR;
// if dst is NULL, it means that dst got a rear multiheaded engine as first engine. We can't use that
if (dst == NULL) return CMD_ERROR;
} else {