From 1e45f4bc4c1faf89469ef9b92ae7b5ce358dda46 Mon Sep 17 00:00:00 2001
From: smatz <smatz@openttd.org>
Date: Tue, 19 May 2009 12:47:47 +0000
Subject: [PATCH] (svn r16357) -Codechange: delete invalid depots in TTD
 savegames caused by improper SVXConverter conversions

---
 src/saveload/oldloader_sl.cpp | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/saveload/oldloader_sl.cpp b/src/saveload/oldloader_sl.cpp
index fc2d2038c0..ca63e7c1e2 100644
--- a/src/saveload/oldloader_sl.cpp
+++ b/src/saveload/oldloader_sl.cpp
@@ -96,6 +96,17 @@ static void FixTTDMapArray()
 	FixOldMapArray();
 }
 
+static void FixTTDDepots()
+{
+	const Depot *d;
+	FOR_ALL_DEPOTS_FROM(d, 252) {
+		if (!IsRoadDepotTile(d->xy) && !IsRailDepotTile(d->xy) && !IsShipDepotTile(d->xy) && !IsHangarTile(d->xy)) {
+			/** Workaround for SVXConverter bug, depots 252-255 could be invalid */
+			delete d;
+		}
+	}
+}
+
 #define FIXNUM(x, y, z) (((((x) << 16) / (y)) + 1) << z)
 
 static uint32 RemapOldTownName(uint32 townnameparts, byte old_town_name_type)
@@ -1769,6 +1780,7 @@ bool LoadTTDMain(LoadgameState *ls)
 	DEBUG(oldloader, 3, "Done, converting game data...");
 
 	FixTTDMapArray();
+	FixTTDDepots();
 
 	/* Fix some general stuff */
 	_settings_game.game_creation.landscape = _settings_game.game_creation.landscape & 0xF;