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-rw-r--r--src/saveload/oldloader_sl.cpp26
1 files changed, 15 insertions, 11 deletions
diff --git a/src/saveload/oldloader_sl.cpp b/src/saveload/oldloader_sl.cpp
index 83630d956..cdb1fff6f 100644
--- a/src/saveload/oldloader_sl.cpp
+++ b/src/saveload/oldloader_sl.cpp
@@ -34,7 +34,9 @@
#include "../table/engines.h"
#include "../table/townname.h"
-static bool _read_ttdpatch_flags;
+static bool _read_ttdpatch_flags; ///< Have we (tried to) read TTDPatch extra flags?
+static uint16 _old_extra_chunk_nums; ///< Number of extra TTDPatch chunks
+static byte _old_vehicle_multiplier; ///< TTDPatch vehicle multiplier
static uint8 *_old_map3;
@@ -483,24 +485,24 @@ extern TileIndex *_animated_tile_list;
extern uint _animated_tile_count;
extern char *_old_name_array;
-static byte _old_vehicle_multiplier;
static uint32 _old_town_index;
static uint16 _old_string_id;
static uint16 _old_string_id_2;
-static uint16 _old_extra_chunk_nums;
static void ReadTTDPatchFlags()
{
- if (_savegame_type == SGT_TTO) {
- _old_vehicle_multiplier = 1;
- _bump_assert_value = 0;
- return;
- }
-
if (_read_ttdpatch_flags) return;
_read_ttdpatch_flags = true;
+ /* Set default values */
+ _old_vehicle_multiplier = 1;
+ _ttdp_version = 0;
+ _old_extra_chunk_nums = 0;
+ _bump_assert_value = 0;
+
+ if (_savegame_type == SGT_TTO) return;
+
/* TTDPatch misuses _old_map3 for flags.. read them! */
_old_vehicle_multiplier = _old_map3[0];
/* Somehow.... there was an error in some savegames, so 0 becomes 1
@@ -1729,10 +1731,10 @@ static const OldChunks main_chunk[] = {
bool LoadTTDMain(LoadgameState *ls)
{
+ DEBUG(oldloader, 3, "Reading main chunk...");
+
_read_ttdpatch_flags = false;
- _ttdp_version = 0;
- DEBUG(oldloader, 3, "Reading main chunk...");
/* Load the biggest chunk */
SmallStackSafeStackAlloc<byte, OLD_MAP_SIZE * 2> map3;
_old_map3 = map3.data;
@@ -1775,6 +1777,8 @@ bool LoadTTOMain(LoadgameState *ls)
{
DEBUG(oldloader, 3, "Reading main chunk...");
+ _read_ttdpatch_flags = false;
+
SmallStackSafeStackAlloc<byte, 103 * sizeof(Engine)> engines; // we don't want to call Engine constructor here
_old_engines = (Engine *)engines.data;
SmallStackSafeStackAlloc<StringID, 800> vehnames;