ref: de3aa34aedc52df670dc8c072aa868df211ad1bf
dir: /jsi.h/
#ifndef jsi_h
#define jsi_h
#include "js.h"
#include <stdio.h>
#include <stdlib.h>
#include <stddef.h>
#include <stdarg.h>
#include <string.h>
#include <setjmp.h>
#include <math.h>
#include <float.h>
typedef struct js_Value js_Value;
typedef struct js_Object js_Object;
typedef struct js_Ast js_Ast;
typedef struct js_Function js_Function;
typedef struct js_Environment js_Environment;
typedef struct js_StringNode js_StringNode;
typedef struct js_Jumpbuf js_Jumpbuf;
/* Limits */
#define JS_STACKSIZE 256 /* value stack size */
#define JS_MINSTACK 20 /* at least this much available when entering a function */
#define JS_TRYLIMIT 64 /* exception stack size */
#define JS_GCLIMIT 10000 /* run gc cycle every N allocations */
/* String interning */
const char *js_intern(js_State *J, const char *s);
void jsS_dumpstrings(js_State *J);
void jsS_freestrings(js_State *J);
/* Private stack functions */
void js_newfunction(js_State *J, js_Function *function, js_Environment *scope);
void js_newscript(js_State *J, js_Function *function);
void js_dup(js_State *J);
void js_rot2(js_State *J);
void js_rot3(js_State *J);
/* Exception handling */
struct js_Jumpbuf
{
jmp_buf buf;
js_Environment *E;
int top, bot;
short *pc;
};
void js_savetry(js_State *J, short *pc);
#define js_trypc(J, PC) \
(js_savetry(J, PC), setjmp(J->trybuf[J->trylen++].buf))
#define js_try(J) \
(js_savetry(J, NULL), setjmp(J->trybuf[J->trylen++].buf))
#define js_endtry(J) \
(--J->trylen)
/* State struct */
struct js_State
{
js_StringNode *strings;
/* parser input source */
const char *filename;
const char *source;
int line;
/* lexer state */
struct { char *text; size_t len, cap; } lexbuf;
int lexline;
int lexchar;
int lasttoken;
int newline;
/* parser state */
int lookahead;
const char *text;
double number;
js_Ast *gcast; /* list of allocated nodes to free after parsing */
/* compiler state */
int strict;
/* runtime environment */
js_Object *Object_prototype;
js_Object *Array_prototype;
js_Object *Function_prototype;
js_Object *Boolean_prototype;
js_Object *Number_prototype;
js_Object *String_prototype;
js_Object *Date_prototype;
js_Object *Error_prototype;
js_Object *EvalError_prototype;
js_Object *RangeError_prototype;
js_Object *ReferenceError_prototype;
js_Object *SyntaxError_prototype;
js_Object *TypeError_prototype;
js_Object *URIError_prototype;
int nextref; /* for js_ref use */
js_Object *R; /* registry of hidden values */
js_Object *G; /* the global object */
js_Environment *E; /* current environment scope */
/* execution stack */
int top, bot;
js_Value *stack;
/* garbage collector list */
int gcmark;
int gccounter;
js_Environment *gcenv;
js_Function *gcfun;
js_Object *gcobj;
/* exception stack */
int trylen;
js_Jumpbuf trybuf[JS_TRYLIMIT];
};
#endif