added functions for integer hash keys

[rocksndiamonds.git] / src / libgame / setup.c

diff --git a/src/libgame/setup.c b/src/libgame/setup.c
index db49f46739e511710e53df7e1ea85059e5cf6f68..e34ed89adcf198497e92c2f8ca948982f1f793c0 100644 (file)
--- a/src/libgame/setup.c
+++ b/src/libgame/setup.c
@@ -725,7 +725,7 @@ char *getScoreTapeBasename(char *name)
 
   sprintf(timestamp, "%s", getCurrentTimestamp());
   sprintf(basename_raw, "%s-%s", timestamp, name);
-  sprintf(basename, "%s-%08x", timestamp, get_hash_from_key(basename_raw));
+  sprintf(basename, "%s-%08x", timestamp, get_hash_from_string(basename_raw));
 
   return basename;
 }
@@ -1713,12 +1713,26 @@ static boolean adjustTreeArtworkForEMC(char **artwork_set_1,
                                       char **artwork_set_2,
                                       char **artwork_set, boolean prefer_2)
 {
+  // do nothing if neither special artwork set 1 nor 2 are defined
+  if (!*artwork_set_1 && !*artwork_set_2)
+    return FALSE;
+
   boolean want_1 = (prefer_2 == FALSE);
   boolean want_2 = (prefer_2 == TRUE);
   boolean has_only_1 = (!*artwork_set && !*artwork_set_2);
   boolean has_only_2 = (!*artwork_set && !*artwork_set_1);
   char *artwork_set_new = NULL;
 
+  // replace missing special artwork 1 or 2 with (optional) standard artwork
+
+  if (!*artwork_set_1)
+    setString(artwork_set_1, *artwork_set);
+
+  if (!*artwork_set_2)
+    setString(artwork_set_2, *artwork_set);
+
+  // set standard artwork to either special artwork 1 or 2, as requested
+
   if (*artwork_set_1 && (want_1 || has_only_1))
     artwork_set_new = *artwork_set_1;
 
@@ -2267,7 +2281,7 @@ DEFINE_HASHTABLE_REMOVE(remove_hash_entry, char, char);
 #define remove_hash_entry hashtable_remove
 #endif
 
-unsigned int get_hash_from_key(void *key)
+unsigned int get_hash_from_string(void *key)
 {
   /*
     djb2
@@ -2297,15 +2311,27 @@ unsigned int get_hash_from_key(void *key)
   return hash;
 }
 
-int hash_keys_are_equal(void *key1, void *key2)
+unsigned int get_hash_from_integer(void *key)
+{
+  unsigned int hash = PTR_TO_UINT(key);
+
+  return hash;
+}
+
+int hash_key_strings_are_equal(void *key1, void *key2)
 {
   return (strEqual((char *)key1, (char *)key2));
 }
 
+int hash_key_integers_are_equal(void *key1, void *key2)
+{
+  return (key1 == key2);
+}
+
 SetupFileHash *newSetupFileHash(void)
 {
   SetupFileHash *new_hash =
-    create_hashtable(16, 0.75, get_hash_from_key, hash_keys_are_equal);
+    create_hashtable(16, 0.75, get_hash_from_string, hash_key_strings_are_equal);
 
   if (new_hash == NULL)
     Fail("create_hashtable() failed -- out of memory");
@@ -4580,6 +4606,12 @@ static boolean AddTreeSetToTreeInfoExt(TreeInfo *tree_node_old, char *tree_dir,
   TreeInfo *tree_node_new = getTreeInfoFromIdentifier(*tree_node_first,
                                                      tree_subdir_new);
 
+  // if not found, check if added node is level group or artwork group
+  if (tree_node_new == NULL)
+    tree_node_new = getTreeInfoFromIdentifierExt(*tree_node_first,
+                                                tree_subdir_new,
+                                                TREE_NODE_TYPE_GROUP);
+
   if (tree_node_new == NULL)           // should not happen
     return FALSE;