c-.tab.h

一个编译器的例子,基于c语言,在linux下开发 现在了简单的c语言例子

/* A Bison parser, made by GNU Bison 1.875.  */

/* Skeleton parser for Yacc-like parsing with Bison,
   Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002 Free Software Foundation, Inc.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2, or (at your option)
   any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA.  */

/* As a special exception, when this file is copied by Bison into a
   Bison output file, you may use that output file without restriction.
   This special exception was added by the Free Software Foundation
   in version 1.24 of Bison.  */

/* Tokens.  */
#ifndef YYTOKENTYPE
# define YYTOKENTYPE
   /* Put the tokens into the symbol table, so that GDB and other debuggers
      know about them.  */
   enum yytokentype {
     ID = 258,
     INT_VAL = 259,
     CHAR_VAL = 260,
     FLT_VAL = 261,
     HEX_VAL = 262,
     EP_VAL = 263,
     STRING = 264,
     SIZEOF = 265,
     PTR_OP = 266,
     INC_OP = 267,
     DEC_OP = 268,
     LEFT_OP = 269,
     RIGHT_OP = 270,
     LE_OP = 271,
     GE_OP = 272,
     EQ_OP = 273,
     NE_OP = 274,
     PRN_OP = 275,
     AND_OP = 276,
     OR_OP = 277,
     MUL_ASSIGN = 278,
     DIV_ASSIGN = 279,
     MOD_ASSIGN = 280,
     ADD_ASSIGN = 281,
     SUB_ASSIGN = 282,
     LEFT_ASSIGN = 283,
     RIGHT_ASSIGN = 284,
     AND_ASSIGN = 285,
     XOR_ASSIGN = 286,
     OR_ASSIGN = 287,
     CHAR = 288,
     INT = 289,
     FLOAT = 290,
     DOUBLE = 291,
     VOID = 292,
     STRUCT = 293,
     CASE = 294,
     DEFAULT = 295,
     IF = 296,
     ELSE = 297,
     SWITCH = 298,
     WHILE = 299,
     DO = 300,
     FOR = 301,
     GOTO = 302,
     CONTINUE = 303,
     BREAK = 304,
     RETURN = 305,
     PRINTLN = 306
   };
#endif
#define ID 258
#define INT_VAL 259
#define CHAR_VAL 260
#define FLT_VAL 261
#define HEX_VAL 262
#define EP_VAL 263
#define STRING 264
#define SIZEOF 265
#define PTR_OP 266
#define INC_OP 267
#define DEC_OP 268
#define LEFT_OP 269
#define RIGHT_OP 270
#define LE_OP 271
#define GE_OP 272
#define EQ_OP 273
#define NE_OP 274
#define PRN_OP 275
#define AND_OP 276
#define OR_OP 277
#define MUL_ASSIGN 278
#define DIV_ASSIGN 279
#define MOD_ASSIGN 280
#define ADD_ASSIGN 281
#define SUB_ASSIGN 282
#define LEFT_ASSIGN 283
#define RIGHT_ASSIGN 284
#define AND_ASSIGN 285
#define XOR_ASSIGN 286
#define OR_ASSIGN 287
#define CHAR 288
#define INT 289
#define FLOAT 290
#define DOUBLE 291
#define VOID 292
#define STRUCT 293
#define CASE 294
#define DEFAULT 295
#define IF 296
#define ELSE 297
#define SWITCH 298
#define WHILE 299
#define DO 300
#define FOR 301
#define GOTO 302
#define CONTINUE 303
#define BREAK 304
#define RETURN 305
#define PRINTLN 306




#if ! defined (YYSTYPE) && ! defined (YYSTYPE_IS_DECLARED)
#line 24 "c-.y"
typedef union YYSTYPE {              /* define stack type */
  char  *val;
  symnode *symptr;
} YYSTYPE;
/* Line 1240 of yacc.c.  */
#line 143 "c-.tab.h"
# define yystype YYSTYPE /* obsolescent; will be withdrawn */
# define YYSTYPE_IS_DECLARED 1
# define YYSTYPE_IS_TRIVIAL 1
#endif

extern YYSTYPE yylval;