void read_lily_scm_file (String);
void init_lily_guile (String dir);
-bool isdir_b (SCM s);
-bool isaxis_b (SCM s);
+bool ly_dir_p (SCM s);
bool ly_number_pair_p (SCM);
bool ly_axis_p (SCM);
SCM index_set_cell (SCM cellp, Direction d, SCM val);
+
+SCM ly_snoc (SCM s, SCM list);
+SCM ly_split_list (SCM s, SCM list);
+SCM ly_unique (SCM list);
/*
snarfing.
*/