From dd8c2278ba26f777d147a011a4e23ebaab8091cd Mon Sep 17 00:00:00 2001
From: Holger Schemel <info@artsoft.org>
Date: Mon, 10 Jun 2002 00:52:58 +0200
Subject: [PATCH] rnd-20020610-1-src

---
 src/files.c     | 14 ++++++++------
 src/game.c      | 45 ++++++++++++++++++++++-----------------------
 src/timestamp.h |  2 +-
 3 files changed, 31 insertions(+), 30 deletions(-)

diff --git a/src/files.c b/src/files.c
index e4b5a731..76fd384a 100644
--- a/src/files.c
+++ b/src/files.c
@@ -690,8 +690,6 @@ static void setTapeInfoToDefaults()
   int i;
 
   /* always start with reliable default values (empty tape) */
-  tape.file_version = FILE_VERSION_ACTUAL;
-  tape.game_version = GAME_VERSION_ACTUAL;
   TapeErase();
 
   /* default values (also for pre-1.2 tapes) with only the first player */
@@ -731,8 +729,7 @@ static int LoadTape_HEAD(FILE *file, int chunk_size, struct TapeInfo *tape)
   if (tape->file_version >= FILE_VERSION_1_2)
   {
     byte store_participating_players = fgetc(file);
-
-    ReadUnusedBytesFromFile(file, TAPE_HEADER_UNUSED);
+    int engine_version;
 
     /* since version 1.2, tapes store which players participate in the tape */
     tape->num_participating_players = 0;
@@ -747,7 +744,11 @@ static int LoadTape_HEAD(FILE *file, int chunk_size, struct TapeInfo *tape)
       }
     }
 
-    ReadUnusedBytesFromFile(file, 4);
+    ReadUnusedBytesFromFile(file, TAPE_HEADER_UNUSED);
+
+    engine_version = getFileVersion(file);
+    if (engine_version > 0)
+      tape->engine_version = engine_version;
   }
 
   return chunk_size;
@@ -977,9 +978,10 @@ static void SaveTape_HEAD(FILE *file, struct TapeInfo *tape)
 
   fputc(store_participating_players, file);
 
+  /* unused bytes not at the end here for 4-byte alignment of engine_version */
   WriteUnusedBytesToFile(file, TAPE_HEADER_UNUSED);
 
-  WriteUnusedBytesToFile(file, 4);
+  putFileVersion(file, tape->engine_version);
 }
 
 static void SaveTape_BODY(FILE *file, struct TapeInfo *tape)
diff --git a/src/game.c b/src/game.c
index f844675e..a6f6ce26 100644
--- a/src/game.c
+++ b/src/game.c
@@ -599,29 +599,10 @@ void InitGameSound()
 
 static void InitGameEngine()
 {
-  boolean emulate_bd = TRUE;	/* unless non-BOULDERDASH elements found */
-  boolean emulate_sb = TRUE;	/* unless non-SOKOBAN     elements found */
-  boolean emulate_sp = TRUE;	/* unless non-SUPAPLEX    elements found */
-  int i, x, y;
-
-  for(y=0; y<lev_fieldy; y++)
-  {
-    for(x=0; x<lev_fieldx; x++)
-    {
-      if (emulate_bd && !IS_BD_ELEMENT(Feld[x][y]))
-	emulate_bd = FALSE;
-      if (emulate_sb && !IS_SB_ELEMENT(Feld[x][y]))
-	emulate_sb = FALSE;
-      if (emulate_sp && !IS_SP_ELEMENT(Feld[x][y]))
-	emulate_sp = FALSE;
-    }
-  }
+  int i;
 
   game.engine_version = (tape.playing ? tape.engine_version :
 			 level.game_version);
-  game.emulation = (emulate_bd ? EMU_BOULDERDASH :
-		    emulate_sb ? EMU_SOKOBAN :
-		    emulate_sp ? EMU_SUPAPLEX : EMU_NONE);
 
 #if 0
     printf("level %d: level version == %06d\n", level_nr, level.game_version);
@@ -681,6 +662,9 @@ static void InitGameEngine()
 
 void InitGame()
 {
+  boolean emulate_bd = TRUE;	/* unless non-BOULDERDASH elements found */
+  boolean emulate_sb = TRUE;	/* unless non-SOKOBAN     elements found */
+  boolean emulate_sp = TRUE;	/* unless non-SUPAPLEX    elements found */
   int i, j, x, y;
 
   InitGameEngine();
@@ -817,8 +801,23 @@ void InitGame()
   }
 
   for(y=0; y<lev_fieldy; y++)
+  {
     for(x=0; x<lev_fieldx; x++)
+    {
+      if (emulate_bd && !IS_BD_ELEMENT(Feld[x][y]))
+	emulate_bd = FALSE;
+      if (emulate_sb && !IS_SB_ELEMENT(Feld[x][y]))
+	emulate_sb = FALSE;
+      if (emulate_sp && !IS_SP_ELEMENT(Feld[x][y]))
+	emulate_sp = FALSE;
+
       InitField(x, y, TRUE);
+    }
+  }
+
+  game.emulation = (emulate_bd ? EMU_BOULDERDASH :
+		    emulate_sb ? EMU_SOKOBAN :
+		    emulate_sp ? EMU_SUPAPLEX : EMU_NONE);
 
   /* correct non-moving belts to start moving left */
   for (i=0; i<4; i++)
@@ -5199,7 +5198,7 @@ boolean MoveFigure(struct PlayerInfo *player, int dx, int dy)
     return FALSE;
 #else
   if (!FrameReached(&player->move_delay, player->move_delay_value) &&
-      !(tape.playing && tape.game_version < GAME_VERSION_2_0))
+      !(tape.playing && tape.file_version < FILE_VERSION_2_0))
     return FALSE;
 #endif
 
@@ -6063,7 +6062,7 @@ int DigField(struct PlayerInfo *player,
 	return MF_NO_ACTION;
 #else
       if (!FrameReached(&player->push_delay, player->push_delay_value) &&
-	  !(tape.playing && tape.game_version < GAME_VERSION_2_0) &&
+	  !(tape.playing && tape.file_version < FILE_VERSION_2_0) &&
 	  element != EL_SPRING)
 	return MF_NO_ACTION;
 #endif
@@ -6305,7 +6304,7 @@ int DigField(struct PlayerInfo *player,
 	return MF_NO_ACTION;
 #else
       if (!FrameReached(&player->push_delay, player->push_delay_value) &&
-	  !(tape.playing && tape.game_version < GAME_VERSION_2_0) &&
+	  !(tape.playing && tape.file_version < FILE_VERSION_2_0) &&
 	  element != EL_BALLOON)
 	return MF_NO_ACTION;
 #endif
diff --git a/src/timestamp.h b/src/timestamp.h
index 7d84c543..e1c332bf 100644
--- a/src/timestamp.h
+++ b/src/timestamp.h
@@ -1 +1 @@
-#define COMPILE_DATE_STRING "[2002-06-09 22:29]"
+#define COMPILE_DATE_STRING "[2002-06-10 00:51]"
-- 
2.34.1