picrin/include/picrin.h

59 lines
1.3 KiB
C

#ifndef PICRIN_H__
#define PICRIN_H__
#include <stddef.h>
#include <stdbool.h>
#include "picrin/value.h"
struct pic_env {
pic_value assoc;
struct pic_env *parent;
};
#define PIC_ARENA_SIZE 1024
#define PIC_HEAP_SIZE 1024
typedef struct {
pic_value *sp;
pic_value *stbase, *stend;
pic_value sDEFINE, sCONS, sADD;
struct pic_env *global_env;
struct heap_page *heap;
struct pic_object *arena[PIC_ARENA_SIZE];
int arena_idx;
} pic_state;
void *pic_alloc(pic_state *, size_t);
struct pic_object *pic_obj_alloc(pic_state *, size_t, enum pic_tt);
void pic_free(pic_state *, void *);
void pic_gc_protect(pic_state *, pic_value);
int pic_gc_arena_preserve(pic_state *);
void pic_gc_arena_restore(pic_state *, int);
pic_state *pic_open();
void pic_close(pic_state *);
pic_value pic_cons(pic_state *, pic_value, pic_value);
pic_value pic_car(pic_state *, pic_value);
pic_value pic_cdr(pic_state *, pic_value);
bool pic_eq_p(pic_state *, pic_value, pic_value);
pic_value pic_intern_cstr(pic_state *, const char *);
pic_value pic_parse(pic_state *, const char *);
pic_value pic_eval(pic_state *, pic_value, struct pic_env *);
pic_value pic_run(pic_state *, struct pic_proc *, pic_value);
struct pic_proc *pic_codegen(pic_state *, pic_value, struct pic_env*);
void pic_raise(pic_state *, const char *);
void pic_debug(pic_state *, pic_value);
#endif