From 1cf74e76677c467a98b425c87e12b587aa24b66b Mon Sep 17 00:00:00 2001
From: smatz <smatz@openttd.org>
Date: Thu, 19 Jun 2008 20:06:55 +0000
Subject: [PATCH] (svn r13589) -Fix (r11802): signals could be propagated
 through waypoints built in orthogonal axis

---
 src/signal.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/signal.cpp b/src/signal.cpp
index 5347964f46..5d71cd02c7 100644
--- a/src/signal.cpp
+++ b/src/signal.cpp
@@ -298,6 +298,7 @@ static SigFlags ExploreSegment(Owner owner)
 				}
 
 				if (GetRailTileType(tile) == RAIL_TILE_WAYPOINT) {
+					if (GetWaypointAxis(tile) != DiagDirToAxis(enterdir)) continue;
 					if (!(flags & SF_TRAIN) && VehicleFromPos(tile, NULL, &TrainOnTileEnum)) flags |= SF_TRAIN;
 					tile += TileOffsByDiagDir(exitdir);
 					/* enterdir and exitdir stay the same */