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Add defun without evaluation

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This commit is contained in:
Max Regan
2022-11-03 09:46:23 -04:00
parent 37a614515e
commit ddb5a8f842
17 changed files with 291 additions and 129 deletions
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49
src/lisp.h Normal file
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@@ -0,0 +1,49 @@
#ifndef _UCLISP_LISP_H_
#define _UCLISP_LISP_H_
#include "uclisp.h"
#include "utility.h"
#define LISP_FUNC_0(func_name, state_name) \
static struct ucl_object *func_name##_impl(); \
struct ucl_object *func_name(struct ucl_state *state, struct ucl_object *args) { \
if (args->cell.car != NULL) { \
return NULL; \
} \
return func_name##_impl(state_name); \
} \
static struct ucl_object *func_name##_impl(struct ucl_state *state)
#define LISP_FUNC_1(func_name, state_name, arg0_name) \
static struct ucl_object *func_name##_impl(struct ucl_state *state, struct ucl_object *arg0_name); \
struct ucl_object *func_name(struct ucl_state *state, struct ucl_object *args) { \
struct ucl_object *len_obj = ucl_list_length(args); \
if (len_obj->type != UCL_TYPE_INT) { \
return NULL; \
} \
if (len_obj->integer != 1) { \
return NULL; \
} \
struct ucl_object *arg0 = ucl_car(args); \
return func_name##_impl(state_name, arg0); \
} \
static struct ucl_object *func_name##_impl(struct ucl_state *state, struct ucl_object *arg0_name)
// TODO: Unroll the args more efficiently, this is O(n^2)
#define LISP_FUNC_2(func_name, state_name, arg0_name, arg1_name) \
static struct ucl_object *func_name##_impl(struct ucl_state *state, struct ucl_object *arg0_name, struct ucl_object *arg1_name); \
struct ucl_object *func_name(struct ucl_state *state, struct ucl_object *args) { \
struct ucl_object *len_obj = ucl_list_length(args); \
if (len_obj->type != UCL_TYPE_INT) { \
return NULL; \
} \
if (len_obj->integer != 2) { \
return NULL; \
} \
struct ucl_object *arg0 = ucl_list_nth(args, 0); \
struct ucl_object *arg1 = ucl_list_nth(args, 1); \
return func_name##_impl(state_name, arg0, arg1); \
} \
static struct ucl_object *func_name##_impl(struct ucl_state *state, struct ucl_object *arg0_name, struct ucl_object *arg1_name)
#endif