286 lines
9.6 KiB
C
286 lines
9.6 KiB
C
/**
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* Copyright (c) 2013-2014 Yuichi Nishiwaki and other picrin contributors.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef PICRIN_H
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#define PICRIN_H
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#if defined(__cplusplus)
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extern "C" {
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#endif
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#include <stddef.h>
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#include <limits.h>
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#include <stdarg.h>
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#include "picrin/config.h"
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#include "picrin/compat.h"
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#include "picrin/xvect.h"
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#include "picrin/xhash.h"
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#include "picrin/value.h"
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typedef struct pic_state pic_state;
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#include "picrin/irep.h"
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#include "picrin/file.h"
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#include "picrin/read.h"
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#include "picrin/gc.h"
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typedef struct pic_checkpoint {
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PIC_OBJECT_HEADER
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struct pic_proc *in;
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struct pic_proc *out;
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int depth;
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struct pic_checkpoint *prev;
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} pic_checkpoint;
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typedef struct {
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int argc, retc;
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pic_code *ip;
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pic_value *fp;
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struct pic_context *cxt;
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int regc;
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pic_value *regs;
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struct pic_context *up;
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} pic_callinfo;
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typedef void *(*pic_allocf)(void *, size_t);
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struct pic_state {
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int argc;
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char **argv, **envp;
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pic_allocf allocf;
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pic_checkpoint *cp;
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struct pic_cont *cc;
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int ccnt;
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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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struct pic_proc **xp;
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struct pic_proc **xpbase, **xpend;
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pic_code *ip;
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pic_value ptable;
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struct pic_lib *lib, *prev_lib;
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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 *sSYNTAX_QUOTE, *sSYNTAX_QUASIQUOTE, *sSYNTAX_UNQUOTE;
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pic_sym *sSYNTAX_UNQUOTE_SPLICING;
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pic_sym *sDEFINE_MACRO, *sIMPORT, *sEXPORT;
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pic_sym *sDEFINE_LIBRARY;
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pic_sym *sCOND_EXPAND, *sAND, *sOR, *sELSE, *sLIBRARY;
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pic_sym *sONLY, *sRENAME, *sPREFIX, *sEXCEPT;
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pic_sym *sCONS, *sCAR, *sCDR, *sNILP;
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pic_sym *sSYMBOLP, *sPAIRP;
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pic_sym *sADD, *sSUB, *sMUL, *sDIV, *sMINUS;
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pic_sym *sEQ, *sLT, *sLE, *sGT, *sGE, *sNOT;
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pic_sym *sREAD, *sFILE;
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pic_sym *sGREF, *sCREF, *sLREF;
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pic_sym *sCALL, *sTAILCALL, *sRETURN;
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pic_sym *sCALL_WITH_VALUES, *sTAILCALL_WITH_VALUES;
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pic_sym *uDEFINE, *uLAMBDA, *uIF, *uBEGIN, *uQUOTE, *uSETBANG;
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pic_sym *uDEFINE_MACRO, *uIMPORT, *uEXPORT;
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pic_sym *uDEFINE_LIBRARY;
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pic_sym *uCOND_EXPAND;
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pic_sym *uCONS, *uCAR, *uCDR, *uNILP;
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pic_sym *uSYMBOLP, *uPAIRP;
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pic_sym *uADD, *uSUB, *uMUL, *uDIV;
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pic_sym *uEQ, *uLT, *uLE, *uGT, *uGE, *uNOT;
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pic_sym *uVALUES, *uCALL_WITH_VALUES;
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struct pic_lib *PICRIN_BASE;
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struct pic_lib *PICRIN_USER;
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pic_value features;
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xhash syms; /* name to symbol */
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int ucnt;
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struct pic_dict *globals;
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struct pic_dict *macros;
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pic_value libs;
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struct pic_reg *attrs;
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pic_reader reader;
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xFILE files[XOPEN_MAX];
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pic_code iseq[2]; /* for pic_apply_trampoline */
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bool gc_enable;
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struct pic_heap *heap;
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struct pic_object **arena;
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size_t arena_size, arena_idx;
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struct pic_reg *regs;
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pic_value err;
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char *native_stack_start;
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};
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typedef pic_value (*pic_func_t)(pic_state *);
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void *pic_malloc(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 *, size_t, size_t);
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struct pic_object *pic_obj_alloc(pic_state *, size_t, enum pic_tt);
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struct pic_object *pic_obj_alloc_unsafe(pic_state *, size_t, enum pic_tt);
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void pic_free(pic_state *, void *);
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void pic_gc_run(pic_state *);
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pic_value pic_gc_protect(pic_state *, pic_value);
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size_t pic_gc_arena_preserve(pic_state *);
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void pic_gc_arena_restore(pic_state *, size_t);
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#define pic_void(exec) \
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pic_void_(PIC_GENSYM(ai), exec)
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#define pic_void_(ai,exec) do { \
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size_t ai = pic_gc_arena_preserve(pic); \
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exec; \
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pic_gc_arena_restore(pic, ai); \
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} while (0)
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pic_state *pic_open(int argc, char *argv[], char **envp, pic_allocf);
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void *pic_default_allocf(void *, size_t);
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void pic_close(pic_state *);
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void pic_add_feature(pic_state *, const char *);
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struct pic_proc *pic_get_proc(pic_state *);
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int pic_get_args(pic_state *, const char *, ...);
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bool pic_eq_p(pic_value, pic_value);
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bool pic_eqv_p(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(pic_state *, pic_str *);
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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_read(pic_state *, struct pic_port *);
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pic_value pic_read_cstr(pic_state *, const char *);
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void pic_load_port(pic_state *, struct pic_port *);
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void pic_load_cstr(pic_state *, const char *);
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void pic_define(pic_state *, const char *, pic_value);
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void pic_defun(pic_state *, const char *, pic_func_t);
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void pic_defvar(pic_state *, const char *, pic_value, struct pic_proc *);
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/* functions suffixed with '_' will not perform automatic export */
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void pic_define_(pic_state *, const char *, pic_value);
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void pic_defun_(pic_state *, const char *, pic_func_t);
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void pic_defvar_(pic_state *, const char *, pic_value, struct pic_proc *);
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pic_value pic_ref(pic_state *, struct pic_lib *, const char *);
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void pic_set(pic_state *, struct pic_lib *, const char *, pic_value);
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pic_value pic_funcall(pic_state *pic, struct pic_lib *, const char *, pic_list);
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pic_value pic_funcall0(pic_state *pic, struct pic_lib *, const char *);
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pic_value pic_funcall1(pic_state *pic, struct pic_lib *, const char *, pic_value);
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pic_value pic_funcall2(pic_state *pic, struct pic_lib *, const char *, pic_value, pic_value);
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pic_value pic_funcall3(pic_state *pic, struct pic_lib *, const char *, pic_value, pic_value, pic_value);
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pic_value pic_apply(pic_state *, struct pic_proc *, pic_value);
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pic_value pic_apply0(pic_state *, struct pic_proc *);
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pic_value pic_apply1(pic_state *, struct pic_proc *, pic_value);
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pic_value pic_apply2(pic_state *, struct pic_proc *, pic_value, pic_value);
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pic_value pic_apply3(pic_state *, struct pic_proc *, pic_value, pic_value, pic_value);
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pic_value pic_apply4(pic_state *, struct pic_proc *, pic_value, pic_value, pic_value, pic_value);
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pic_value pic_apply5(pic_state *, struct pic_proc *, pic_value, pic_value, pic_value, pic_value, pic_value);
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pic_value pic_apply_trampoline(pic_state *, struct pic_proc *, pic_value);
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pic_value pic_eval(pic_state *, pic_value, struct pic_env *);
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struct pic_proc *pic_compile(pic_state *, pic_value, struct pic_env *);
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struct pic_proc *pic_make_var(pic_state *, pic_value, struct pic_proc *);
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struct pic_lib *pic_make_library(pic_state *, pic_value);
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struct pic_lib *pic_find_library(pic_state *, pic_value);
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#define pic_deflibrary(pic, spec) \
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for (((assert(pic->prev_lib == NULL)), \
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(pic->prev_lib = pic->lib), \
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(pic->lib = pic_find_library(pic, pic_read_cstr(pic, (spec)))), \
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(pic->lib = pic->lib \
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? pic->lib \
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: pic_make_library(pic, pic_read_cstr(pic, (spec))))); \
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pic->prev_lib != NULL; \
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((pic->lib = pic->prev_lib), \
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(pic->prev_lib = NULL)))
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void pic_import(pic_state *, struct pic_lib *);
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void pic_export(pic_state *, pic_sym *);
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PIC_NORETURN void pic_panic(pic_state *, const char *);
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PIC_NORETURN void pic_errorf(pic_state *, const char *, ...);
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void pic_warnf(pic_state *, const char *, ...);
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const char *pic_errmsg(pic_state *);
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pic_str *pic_get_backtrace(pic_state *);
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void pic_print_backtrace(pic_state *, xFILE *);
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struct pic_dict *pic_attr(pic_state *, pic_value);
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pic_value pic_attr_ref(pic_state *, pic_value, const char *);
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void pic_attr_set(pic_state *, pic_value, const char *, pic_value);
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struct pic_port *pic_stdin(pic_state *);
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struct pic_port *pic_stdout(pic_state *);
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struct pic_port *pic_stderr(pic_state *);
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pic_value pic_write(pic_state *, pic_value); /* returns given obj */
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pic_value pic_fwrite(pic_state *, pic_value, xFILE *);
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void pic_printf(pic_state *, const char *, ...);
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void pic_fprintf(pic_state *, struct pic_port *, const char *, ...);
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pic_value pic_display(pic_state *, pic_value);
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pic_value pic_fdisplay(pic_state *, pic_value, xFILE *);
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#if DEBUG
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# define pic_debug(pic,obj) pic_fwrite(pic,obj,xstderr)
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# define pic_fdebug(pic,obj,file) pic_fwrite(pic,obj,file)
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#endif
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#include "picrin/blob.h"
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#include "picrin/cont.h"
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#include "picrin/data.h"
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#include "picrin/dict.h"
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#include "picrin/error.h"
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#include "picrin/lib.h"
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#include "picrin/macro.h"
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#include "picrin/pair.h"
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#include "picrin/port.h"
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#include "picrin/proc.h"
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#include "picrin/record.h"
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#include "picrin/string.h"
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#include "picrin/symbol.h"
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#include "picrin/vector.h"
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#include "picrin/reg.h"
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#if defined(__cplusplus)
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}
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#endif
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#endif
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