altos/lisp: Add builtin 'collect'

[fw/altos] / src / lisp / ao_lisp_builtin.c

diff --git a/src/lisp/ao_lisp_builtin.c b/src/lisp/ao_lisp_builtin.c
index 4c845307b45ac5b101b07faf7923646778a29c31..7cd131f54d3984daf594486cb246678e784372b3 100644 (file)
--- a/src/lisp/ao_lisp_builtin.c
+++ b/src/lisp/ao_lisp_builtin.c
@@ -87,6 +87,7 @@ static const ao_poly builtin_names[] = {
        [builtin_save] = _ao_lisp_atom_save,
        [builtin_restore] = _ao_lisp_atom_restore,
        [builtin_call_cc] = _ao_lisp_atom_call2fcc,
+       [builtin_collect] = _ao_lisp_atom_collect,
 
 };
 
@@ -561,6 +562,15 @@ ao_lisp_do_read(struct ao_lisp_cons *cons)
        return ao_lisp_read();
 }
 
+ao_poly
+ao_lisp_do_collect(struct ao_lisp_cons *cons)
+{
+       int     free;
+       (void) cons;
+       free = ao_lisp_collect(AO_LISP_COLLECT_FULL);
+       return ao_lisp_int_poly(free);
+}
+
 const ao_lisp_func_t ao_lisp_builtins[] = {
        [builtin_eval] = ao_lisp_do_eval,
        [builtin_read] = ao_lisp_do_read,
@@ -599,5 +609,6 @@ const ao_lisp_func_t ao_lisp_builtins[] = {
        [builtin_save] = ao_lisp_save,
        [builtin_restore] = ao_lisp_restore,
        [builtin_call_cc] = ao_lisp_call_cc,
+       [builtin_collect] = ao_lisp_do_collect,
 };