109 lines
2.8 KiB
C
109 lines
2.8 KiB
C
#ifndef PICRIN_H__
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#define PICRIN_H__
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#include <stddef.h>
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#include <stdbool.h>
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#include <setjmp.h>
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#include <stdio.h>
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#include "picconf.h"
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#include "picrin/value.h"
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struct pic_code;
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typedef struct pic_callinfo {
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int argc;
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struct pic_code *pc;
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pic_value *fp;
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struct pic_env *env;
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} pic_callinfo;
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typedef struct {
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int argc;
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char **argv, **envp;
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pic_value *sp;
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pic_value *stbase, *stend;
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pic_callinfo *ci;
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pic_callinfo *cibase, *ciend;
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pic_sym sDEFINE, sLAMBDA, sIF, sBEGIN, sQUOTE, sSETBANG;
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pic_sym sQUASIQUOTE, sUNQUOTE, sUNQUOTE_SPLICING;
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pic_sym sDEFINE_SYNTAX, sDEFINE_MACRO;
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pic_sym sCONS, sCAR, sCDR, sNILP;
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pic_sym sADD, sSUB, sMUL, sDIV;
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pic_sym sEQ, sLT, sLE, sGT, sGE;
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struct xhash *sym_tbl;
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const char **sym_pool;
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size_t slen, scapa;
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/* positive for variables, negative for macros (bitnot) */
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struct xhash *global_tbl;
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pic_value *globals;
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size_t glen, gcapa;
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struct pic_proc **macros;
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size_t mlen, mcapa;
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struct pic_irep **irep;
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size_t ilen, icapa;
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pic_value *pool;
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size_t plen, pcapa;
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jmp_buf *jmp;
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const char *errmsg;
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struct heap_page *heap;
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struct pic_object *arena[PIC_ARENA_SIZE];
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int arena_idx;
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} pic_state;
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typedef pic_value (*pic_func_t)(pic_state *);
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void *pic_alloc(pic_state *, size_t);
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void *pic_realloc(pic_state *, void *, size_t);
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void *pic_calloc(pic_state *, unsigned, size_t);
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struct pic_object *pic_obj_alloc(pic_state *, size_t, enum pic_tt);
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void pic_free(pic_state *, void *);
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void pic_gc_protect(pic_state *, pic_value);
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int pic_gc_arena_preserve(pic_state *);
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void pic_gc_arena_restore(pic_state *, int);
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pic_state *pic_open(int argc, char *argv[], char **envp);
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void pic_close(pic_state *);
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int pic_get_args(pic_state *, const char *, ...);
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void pic_defun(pic_state *, const char *, pic_func_t);
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bool pic_eq_p(pic_state *, pic_value, pic_value);
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bool pic_eqv_p(pic_state *, pic_value, pic_value);
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bool pic_equal_p(pic_state *, pic_value, pic_value);
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pic_sym pic_intern_cstr(pic_state *, const char *);
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const char *pic_symbol_name(pic_state *, pic_sym);
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pic_value pic_str_new(pic_state *, const char *, size_t);
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pic_value pic_str_new_cstr(pic_state *, const char *);
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struct pic_vector *pic_vec_new(pic_state *, size_t);
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struct pic_vector *pic_vec_new_from_list(pic_state *, pic_value);
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bool pic_parse_file(pic_state *, FILE *file, pic_value *);
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bool pic_parse_cstr(pic_state *, const char *, pic_value *);
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pic_value pic_apply(pic_state *pic, struct pic_proc *, pic_value);
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pic_value pic_apply_argv(pic_state *pic, struct pic_proc *, size_t, ...);
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struct pic_proc *pic_codegen(pic_state *, pic_value);
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pic_value pic_expand(pic_state *, pic_value);
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void pic_abort(pic_state *, const char *);
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void pic_raise(pic_state *, pic_value);
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void pic_error(pic_state *, const char *);
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void pic_warn(pic_state *, const char *);
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void pic_debug(pic_state *, pic_value);
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#endif
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