From 21ba849dbda777f7db73377661206d1a021a67dc Mon Sep 17 00:00:00 2001
From: peter1138 <peter1138@openttd.org>
Date: Mon, 23 Jan 2006 21:05:05 +0000
Subject: [PATCH] (svn r3422) - Fix: If an engine reaches the rear of a depot,
 make the engine turn around before it reaches the tile end (same as a normal
 end of line.) This fixes a bug whereby the engine could poke into the depot
 and crash with another engine just leaving it.

---
 train_cmd.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/train_cmd.c b/train_cmd.c
index 424e53b5ae..114741b238 100644
--- a/train_cmd.c
+++ b/train_cmd.c
@@ -3294,7 +3294,7 @@ static bool TrainCheckIfLineEnds(Vehicle *v)
 	TileIndex tile;
 	uint x,y;
 	uint16 break_speed;
-	int t;
+	DiagDirection t;
 	uint32 ts;
 	byte trackdir;
 
@@ -3368,8 +3368,11 @@ static bool TrainCheckIfLineEnds(Vehicle *v)
 	}
 
 	if (GB(ts, 0, 16) != 0) {
-		/* If we approach a rail-piece which we can't enter, don't enter it! */
-		if (x + 4 > 15 && !CheckCompatibleRail(v, tile)) {
+		/* If we approach a rail-piece which we can't enter, or the back of a depot, don't enter it! */
+		if (x + 4 > 15 &&
+				(!CheckCompatibleRail(v, tile) ||
+				(IsTileDepotType(tile, TRANSPORT_RAIL) &&
+				GetDepotDirection(tile, TRANSPORT_RAIL) == t))) {
 			v->cur_speed = 0;
 			ReverseTrainDirection(v);
 			return false;