Trying to build a forth runtime in C
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forth/include/fh_builtins.h

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1.2 KiB

/**
* Forth built-ins
*
* Created on 2021/11/13.
*/
#ifndef FORTH_FH_BUILTINS_H
#define FORTH_FH_BUILTINS_H
struct name_and_handler {
const char *name;
word_exec_t handler;
bool immediate;
uint32_t param;
};
enum fh_error fh_register_words_from_array(struct fh_thread_s *fh, const struct name_and_handler *p);
enum fh_error register_builtin_words(struct fh_thread_s *fh);
#define TOBOOL(a) ((a) == 0 ? 0 : 0xFFFFFFFF)
#define ENSURE_STATE(__state) do { \
if (fh->state != (__state)) { \
return FH_ERR_INVALID_STATE; \
} \
} while (0)
extern const struct name_and_handler fh_builtins_control[];
extern const struct name_and_handler fh_builtins_arith[];
extern const struct name_and_handler fh_builtins_stack[];
extern const struct name_and_handler fh_builtins_mem[];
extern const struct name_and_handler fh_builtins_meta[];
extern const struct name_and_handler fh_builtins_text[];
extern const struct name_and_handler fh_builtins_system[];
enum fh_error wp_const(struct fh_thread_s *fh, const struct fh_word_s *w);
enum fh_error wp_mul(struct fh_thread_s *fh, const struct fh_word_s *w);
enum fh_error wp_add(struct fh_thread_s *fh, const struct fh_word_s *w);
#endif //FORTH_FH_BUILTINS_H