added compatibility check if Sokoban objects need to be solved

[rocksndiamonds.git] / src / files.c

diff --git a/src/files.c b/src/files.c
index 0b0c37d340981bac3395684ad0d48a4c0262fe19..f6cc17315a839a0d4954209859fd97cd218e407d 100644 (file)
--- a/src/files.c
+++ b/src/files.c
@@ -818,6 +818,18 @@ static struct LevelFileConfigInfo chunk_config_ELEM[] =
     &li.num_ball_contents,             4, MAX_ELEMENT_CONTENTS
   },
 
+  {
+    EL_SOKOBAN_FIELD_EMPTY,            -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(1),
+    &li.sb_fields_needed,              TRUE
+  },
+
+  {
+    EL_SOKOBAN_OBJECT,                 -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(1),
+    &li.sb_objects_needed,             TRUE
+  },
+
   {
     EL_MM_MCDUFFIN,                    -1,
     TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(1),
@@ -6318,6 +6330,10 @@ static void LoadLevel_InitVersion(struct LevelInfo *level)
   if (level->game_version < VERSION_IDENT(4,1,1,1))
     level->use_life_bugs = TRUE;
 
+  // only Sokoban fields (but not objects) had to be solved before 4.1.1.1
+  if (level->game_version < VERSION_IDENT(4,1,1,1))
+    level->sb_objects_needed = FALSE;
+
   if (level->game_version < VERSION_IDENT(3,2,0,7))
   {
     // default behaviour for snapping was "not continuous" before 3.2.0-7