(svn r19799) -Change: give depots an unique name in the same manner buoys and waypoints are named

src/saveload/afterload.cpp

@@ -2106,6 +2106,14 @@ bool AfterLoadGame()
 			/* Reset tropic zone for VOID tiles, they shall not have any. */
 			if (IsTileType(t, MP_VOID)) SetTropicZone(t, TROPICZONE_NORMAL);
 		}
+
+		/* We need to properly number/name the depots.
+		 * The first step is making sure none of the depots uses the
+		 * 'default' names, after that we can assign the names. */
+		Depot *d;
+		FOR_ALL_DEPOTS(d) d->town_cn = UINT16_MAX;
+
+		FOR_ALL_DEPOTS(d) MakeDefaultName(d);
 	}
 
 	/* Road stops is 'only' updating some caches */

src/saveload/depot_sl.cpp

@@ -11,14 +11,20 @@
 
 #include "../stdafx.h"
 #include "../depot_base.h"
+#include "../town.h"
 
 #include "saveload.h"
 
+static TownID _town_index;
+
 static const SaveLoad _depot_desc[] = {
-	SLE_CONDVAR(Depot, xy,         SLE_FILE_U16 | SLE_VAR_U32, 0, 5),
-	SLE_CONDVAR(Depot, xy,         SLE_UINT32,                 6, SL_MAX_VERSION),
-	    SLE_VAR(Depot, town_index, SLE_UINT16),
-	SLE_END()
+	 SLE_CONDVAR(Depot, xy,         SLE_FILE_U16 | SLE_VAR_U32, 0, 5),
+	 SLE_CONDVAR(Depot, xy,         SLE_UINT32,                 6, SL_MAX_VERSION),
+	SLEG_CONDVAR(_town_index,       SLE_UINT16,                 0, 140),
+	 SLE_CONDREF(Depot, town,       REF_TOWN,                 141, SL_MAX_VERSION),
+	 SLE_CONDVAR(Depot, town_cn,    SLE_UINT16,               141, SL_MAX_VERSION),
+	 SLE_CONDSTR(Depot, name,       SLE_STR, 0,               141, SL_MAX_VERSION),
+	 SLE_END()
 };
 
 static void Save_DEPT()
@@ -38,9 +44,22 @@ static void Load_DEPT()
 	while ((index = SlIterateArray()) != -1) {
 		Depot *depot = new (index) Depot();
 		SlObject(depot, _depot_desc);
+
+		/* Set the town 'pointer' so we can restore it later. */
+		if (CheckSavegameVersion(141)) depot->town = (Town *)_town_index;
+	}
+}
+
+static void Ptrs_DEPT()
+{
+	Depot *depot;
+
+	FOR_ALL_DEPOTS(depot) {
+		SlObject(depot, _depot_desc);
+		if (CheckSavegameVersion(141)) depot->town = Town::Get((size_t)depot->town);
 	}
 }
 
 extern const ChunkHandler _depot_chunk_handlers[] = {
-	{ 'DEPT', Save_DEPT, Load_DEPT, NULL, CH_ARRAY | CH_LAST},
+	{ 'DEPT', Save_DEPT, Load_DEPT, Ptrs_DEPT, CH_ARRAY | CH_LAST},
 };

src/saveload/oldloader_sl.cpp

@@ -662,7 +662,7 @@ static bool LoadOldDepot(LoadgameState *ls, int num)
 	if (!LoadChunk(ls, d, depot_chunk)) return false;
 
 	if (d->xy != 0) {
-		d->town_index = RemapTownIndex(_old_town_index);
+		d->town = Town::Get(RemapTownIndex(_old_town_index));
 	} else {
 		delete d;
 	}

src/saveload/saveload.cpp

@@ -46,7 +46,7 @@
 
 #include "saveload_internal.h"
 
-extern const uint16 SAVEGAME_VERSION = 140;
+extern const uint16 SAVEGAME_VERSION = 141;
 
 SavegameType _savegame_type; ///< type of savegame we are loading