linked list to keep track of past directory indexes

main.c

@@ -191,6 +191,7 @@ void init() {
 	threading_init(); /* found in threading.c */
 	colors_init(); /* in colors.c */
 	ueberzug_init(); /* in file_previews.c */
+	dir_init();	/*in dir.c */
 
 	ESCDELAY = 10;
 	char *start_path = getcwd(NULL, 0);