#include "ao_lisp.h"
-/*
+#if 0
+#define DBG(...) printf (__VA_ARGS__)
+#else
+#define DBG(...)
+#endif
-static const struct ao_lisp_builtin builtin_plus = {
- .type = AO_LISP_BUILTIN,
- .func = ao_lisp_plus,
- .name = "+"
+struct ao_lisp_funcs {
+ void (*print)(ao_poly);
+ void (*patom)(ao_poly);
};
-static const struct ao_lisp_atom atom_plus = {
- .type = AO_LISP_ATOM,
- .val = AO_LISP_OTHER_POLY(&builtin_plus),
- .next = AO_LISP_ATOM_CONST,
- .name = "plus"
+static const struct ao_lisp_funcs ao_lisp_funcs[AO_LISP_NUM_TYPE] = {
+ [AO_LISP_CONS] = {
+ .print = ao_lisp_cons_print,
+ .patom = ao_lisp_cons_patom,
+ },
+ [AO_LISP_STRING] = {
+ .print = ao_lisp_string_print,
+ .patom = ao_lisp_string_patom,
+ },
+ [AO_LISP_INT] = {
+ .print = ao_lisp_int_print,
+ .patom = ao_lisp_int_print,
+ },
+ [AO_LISP_ATOM] = {
+ .print = ao_lisp_atom_print,
+ .patom = ao_lisp_atom_print,
+ },
+ [AO_LISP_BUILTIN] = {
+ .print = ao_lisp_builtin_print,
+ .patom = ao_lisp_builtin_print,
+ },
+ [AO_LISP_FRAME] = {
+ .print = ao_lisp_frame_print,
+ .patom = ao_lisp_frame_print,
+ },
+ [AO_LISP_LAMBDA] = {
+ .print = ao_lisp_lambda_print,
+ .patom = ao_lisp_lambda_print,
+ },
};
-static const struct ao_lisp_builtin builtin_minus = {
- .type = AO_LISP_BUILTIN,
- .func = ao_lisp_minus
-};
+static const struct ao_lisp_funcs *
+funcs(ao_poly p)
+{
+ uint8_t type = ao_lisp_poly_type(p);
-static const struct ao_lisp_builtin builtin_times = {
- .type = AO_LISP_BUILTIN,
- .func = ao_lisp_times
-};
+ if (type < AO_LISP_NUM_TYPE)
+ return &ao_lisp_funcs[type];
+ return NULL;
+}
+void
+ao_lisp_poly_print(ao_poly p)
+{
+ const struct ao_lisp_funcs *f = funcs(p);
+
+ if (f && f->print)
+ f->print(p);
+}
+
+void
+ao_lisp_poly_patom(ao_poly p)
+{
+ const struct ao_lisp_funcs *f = funcs(p);
+
+ if (f && f->patom)
+ f->patom(p);
+}
-const struct ao_lisp_atom const *ao_lisp_builtins[] = {
- &atom_plus,
- 0
-};
-*/