altos/lisp: add length, pack, unpack and flush

[fw/altos] / src / lisp / ao_lisp.h

diff --git a/src/lisp/ao_lisp.h b/src/lisp/ao_lisp.h
index 82ba5a20e1ec20f1bad122c31fc408f3b818f413..86a5ddcff018f4a2feb0e33c42a5f9de8d400432 100644 (file)
--- a/src/lisp/ao_lisp.h
+++ b/src/lisp/ao_lisp.h
@@ -15,17 +15,10 @@
 #ifndef _AO_LISP_H_
 #define _AO_LISP_H_
 
-#include <stdlib.h>
-
-#if !defined(AO_LISP_TEST) && !defined(AO_LISP_MAKE_CONST)
-#include <ao.h>
-#define AO_LISP_ALTOS  1
-#define abort() ao_panic(1)
-#endif
-
 #include <stdint.h>
 #include <string.h>
-#include <stdio.h>
+//#include <stdio.h>
+#include <ao_lisp_os.h>
 
 #ifdef AO_LISP_MAKE_CONST
 #define AO_LISP_POOL_CONST     16384
@@ -43,8 +36,17 @@ extern uint8_t ao_lisp_const[AO_LISP_POOL_CONST];
 #define _ao_lisp_atom_cdr      _atom("cdr")
 #define _ao_lisp_atom_cons     _atom("cons")
 #define _ao_lisp_atom_last     _atom("last")
+#define _ao_lisp_atom_length   _atom("length")
 #define _ao_lisp_atom_cond     _atom("cond")
 #define _ao_lisp_atom_lambda   _atom("lambda")
+#define _ao_lisp_atom_led      _atom("led")
+#define _ao_lisp_atom_delay    _atom("delay")
+#define _ao_lisp_atom_pack     _atom("pack")
+#define _ao_lisp_atom_unpack   _atom("unpack")
+#define _ao_lisp_atom_flush    _atom("flush")
+#define _ao_lisp_atom_eval     _atom("eval")
+#define _ao_lisp_atom_read     _atom("read")
+#define _ao_lisp_atom_eof      _atom("eof")
 #else
 #include "ao_lisp_const.h"
 #ifndef AO_LISP_POOL
@@ -79,6 +81,7 @@ extern uint16_t               ao_lisp_top;
 #define AO_LISP_DIVIDE_BY_ZERO 0x02
 #define AO_LISP_INVALID                0x04
 #define AO_LISP_UNDEFINED      0x08
+#define AO_LISP_EOF            0x10
 
 extern uint8_t         ao_lisp_exception;
 
@@ -99,7 +102,7 @@ ao_lisp_is_const(ao_poly poly) {
 static inline void *
 ao_lisp_ref(ao_poly poly) {
        if (poly == 0xBEEF)
-               abort();
+               ao_lisp_abort();
        if (poly == AO_LISP_NIL)
                return NULL;
        if (poly & AO_LISP_CONST)
@@ -163,7 +166,10 @@ enum eval_state {
        eval_formal,
        eval_exec,
        eval_cond,
-       eval_cond_test
+       eval_cond_test,
+       eval_progn,
+       eval_while,
+       eval_while_test,
 };
 
 struct ao_lisp_stack {
@@ -203,6 +209,8 @@ struct ao_lisp_builtin {
 };
 
 enum ao_lisp_builtin_id {
+       builtin_eval,
+       builtin_read,
        builtin_lambda,
        builtin_lexpr,
        builtin_nlambda,
@@ -211,10 +219,13 @@ enum ao_lisp_builtin_id {
        builtin_cdr,
        builtin_cons,
        builtin_last,
+       builtin_length,
        builtin_quote,
        builtin_set,
        builtin_setq,
        builtin_cond,
+       builtin_progn,
+       builtin_while,
        builtin_print,
        builtin_patom,
        builtin_plus,
@@ -227,12 +238,17 @@ enum ao_lisp_builtin_id {
        builtin_greater,
        builtin_less_equal,
        builtin_greater_equal,
+       builtin_pack,
+       builtin_unpack,
+       builtin_flush,
+       builtin_delay,
+       builtin_led,
        _builtin_last
 };
 
 typedef ao_poly (*ao_lisp_func_t)(struct ao_lisp_cons *cons);
 
-extern ao_lisp_func_t  ao_lisp_builtins[];
+extern const ao_lisp_func_t    ao_lisp_builtins[];
 
 static inline ao_lisp_func_t
 ao_lisp_func(struct ao_lisp_builtin *b)
@@ -401,6 +417,9 @@ ao_lisp_cons_print(ao_poly);
 void
 ao_lisp_cons_patom(ao_poly);
 
+int
+ao_lisp_cons_length(struct ao_lisp_cons *cons);
+
 /* string */
 extern const struct ao_lisp_type ao_lisp_string_type;
 
@@ -413,6 +432,12 @@ ao_lisp_string_copy(char *a);
 char *
 ao_lisp_string_cat(char *a, char *b);
 
+ao_poly
+ao_lisp_string_pack(struct ao_lisp_cons *cons);
+
+ao_poly
+ao_lisp_string_unpack(char *a);
+
 void
 ao_lisp_string_print(ao_poly s);
 
@@ -502,8 +527,8 @@ ao_lisp_frame_ref(struct ao_lisp_frame *frame, ao_poly atom);
 struct ao_lisp_frame *
 ao_lisp_frame_new(int num);
 
-struct ao_lisp_frame *
-ao_lisp_frame_add(struct ao_lisp_frame *frame, ao_poly atom, ao_poly val);
+int
+ao_lisp_frame_add(struct ao_lisp_frame **frame, ao_poly atom, ao_poly val);
 
 void
 ao_lisp_frame_print(ao_poly p);
@@ -530,8 +555,7 @@ ao_poly
 ao_lisp_macro(struct ao_lisp_cons *cons);
 
 ao_poly
-ao_lisp_lambda_eval(struct ao_lisp_lambda *lambda,
-                   struct ao_lisp_cons *cons);
+ao_lisp_lambda_eval(void);
 
 /* error */