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Diffstat (limited to 'src/lisp/ao_lisp_cons.c')
-rw-r--r--src/lisp/ao_lisp_cons.c25
1 files changed, 19 insertions, 6 deletions
diff --git a/src/lisp/ao_lisp_cons.c b/src/lisp/ao_lisp_cons.c
index d2b60c9a..81a16a7a 100644
--- a/src/lisp/ao_lisp_cons.c
+++ b/src/lisp/ao_lisp_cons.c
@@ -72,7 +72,7 @@ const struct ao_lisp_type ao_lisp_cons_type = {
struct ao_lisp_cons *ao_lisp_cons_free_list;
struct ao_lisp_cons *
-ao_lisp_cons_cons(ao_poly car, struct ao_lisp_cons *cdr)
+ao_lisp_cons_cons(ao_poly car, ao_poly cdr)
{
struct ao_lisp_cons *cons;
@@ -81,18 +81,24 @@ ao_lisp_cons_cons(ao_poly car, struct ao_lisp_cons *cdr)
ao_lisp_cons_free_list = ao_lisp_poly_cons(cons->cdr);
} else {
ao_lisp_poly_stash(0, car);
- ao_lisp_cons_stash(0, cdr);
+ ao_lisp_poly_stash(1, cdr);
cons = ao_lisp_alloc(sizeof (struct ao_lisp_cons));
car = ao_lisp_poly_fetch(0);
- cdr = ao_lisp_cons_fetch(0);
+ cdr = ao_lisp_poly_fetch(1);
if (!cons)
return NULL;
}
cons->car = car;
- cons->cdr = ao_lisp_cons_poly(cdr);
+ cons->cdr = cdr;
return cons;
}
+ao_poly
+ao_lisp__cons(ao_poly car, ao_poly cdr)
+{
+ return ao_lisp_cons_poly(ao_lisp_cons_cons(car, cdr));
+}
+
void
ao_lisp_cons_free(struct ao_lisp_cons *cons)
{
@@ -114,8 +120,15 @@ ao_lisp_cons_print(ao_poly c)
if (!first)
printf(" ");
ao_lisp_poly_print(cons->car);
- cons = ao_lisp_poly_cons(cons->cdr);
- first = 0;
+ c = cons->cdr;
+ if (ao_lisp_poly_type(c) == AO_LISP_CONS) {
+ cons = ao_lisp_poly_cons(c);
+ first = 0;
+ } else {
+ printf(" . ");
+ ao_lisp_poly_print(c);
+ cons = NULL;
+ }
}
printf(")");
}