+static void execSetupEngines_setGameEngineType(void)
+{
+ if (game_engine_types == NULL)
+ {
+ int i;
+
+ for (i = 0; game_engine_types_list[i].value != -1; i++)
+ {
+ TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
+ char identifier[32], name[32];
+ int value = game_engine_types_list[i].value;
+ char *text = game_engine_types_list[i].text;
+
+ ti->node_top = &game_engine_types;
+ ti->sort_priority = value;
+
+ sprintf(identifier, "%d", value);
+ sprintf(name, "%s", text);
+
+ setString(&ti->identifier, identifier);
+ setString(&ti->name, name);
+ setString(&ti->name_sorting, name);
+ setString(&ti->infotext, STR_SETUP_CHOOSE_GAME_ENGINE_TYPE);
+
+ pushTreeInfo(&game_engine_types, ti);
+ }
+
+ // sort game engine type values to start with lowest game engine type value
+ sortTreeInfo(&game_engine_types);
+
+ // set current game engine type value to configured game engine type value
+ game_engine_type_current =
+ getTreeInfoFromIdentifier(game_engine_types, i_to_a(setup.default_game_engine_type));
+
+ // if that fails, set current game engine type to reliable default value
+ if (game_engine_type_current == NULL)
+ game_engine_type_current =
+ getTreeInfoFromIdentifier(game_engine_types, i_to_a(GAME_ENGINE_TYPE_RND));
+
+ // if that also fails, set current game engine type to first available value
+ if (game_engine_type_current == NULL)
+ game_engine_type_current = game_engine_types;
+ }
+
+ setup.default_game_engine_type = atoi(game_engine_type_current->identifier);
+
+ // needed for displaying game engine type text instead of identifier
+ game_engine_type_text = game_engine_type_current->name;
+}
+