c-parse.c

早期freebsd实现

/*  A Bison parser, made from c-parse.y  */

#define YYBISON 1  /* Identify Bison output.  */

#define	IDENTIFIER	258
#define	TYPENAME	259
#define	SCSPEC	260
#define	TYPESPEC	261
#define	TYPE_QUAL	262
#define	CONSTANT	263
#define	STRING	264
#define	ELLIPSIS	265
#define	SIZEOF	266
#define	ENUM	267
#define	STRUCT	268
#define	UNION	269
#define	IF	270
#define	ELSE	271
#define	WHILE	272
#define	DO	273
#define	FOR	274
#define	SWITCH	275
#define	CASE	276
#define	DEFAULT	277
#define	BREAK	278
#define	CONTINUE	279
#define	RETURN	280
#define	GOTO	281
#define	ASM_KEYWORD	282
#define	TYPEOF	283
#define	ALIGNOF	284
#define	ALIGN	285
#define	ATTRIBUTE	286
#define	EXTENSION	287
#define	LABEL	288
#define	ASSIGN	289
#define	OROR	290
#define	ANDAND	291
#define	EQCOMPARE	292
#define	ARITHCOMPARE	293
#define	LSHIFT	294
#define	RSHIFT	295
#define	UNARY	296
#define	PLUSPLUS	297
#define	MINUSMINUS	298
#define	HYPERUNARY	299
#define	POINTSAT	300
#define	INTERFACE	301
#define	IMPLEMENTATION	302
#define	END	303
#define	SELECTOR	304
#define	DEFS	305
#define	ENCODE	306
#define	CLASSNAME	307
#define	PUBLIC	308

#line 44 "c-parse.y"

#include <stdio.h>
#include <errno.h>
#include <setjmp.h>

#include "config.h"
#include "tree.h"
#include "input.h"
#include "c-lex.h"
#include "c-tree.h"
#include "flags.h"

#ifdef MULTIBYTE_CHARS
#include <stdlib.h>
#include <locale.h>
#endif


#ifndef errno
extern int errno;
#endif

void yyerror ();

/* Like YYERROR but do call yyerror.  */
#define YYERROR1 { yyerror ("syntax error"); YYERROR; }

/* Cause the `yydebug' variable to be defined.  */
#define YYDEBUG 1

#line 77 "c-parse.y"
typedef union {long itype; tree ttype; enum tree_code code;
	char *filename; int lineno; } YYSTYPE;
#line 183 "c-parse.y"

/* Number of statements (loosely speaking) seen so far.  */
static int stmt_count;

/* Input file and line number of the end of the body of last simple_if;
   used by the stmt-rule immediately after simple_if returns.  */
static char *if_stmt_file;
static int if_stmt_line;

/* List of types and structure classes of the current declaration.  */
static tree current_declspecs;

/* Stack of saved values of current_declspecs.  */
static tree declspec_stack;

/* 1 if we explained undeclared var errors.  */
static int undeclared_variable_notice;


/* Tell yyparse how to print a token's value, if yydebug is set.  */

#define YYPRINT(FILE,YYCHAR,YYLVAL) yyprint(FILE,YYCHAR,YYLVAL)
extern void yyprint ();

#ifndef YYLTYPE
typedef
  struct yyltype
    {
      int timestamp;
      int first_line;
      int first_column;
      int last_line;
      int last_column;
      char *text;
   }
  yyltype;

#define YYLTYPE yyltype
#endif

#include <stdio.h>

#ifndef __STDC__
#define const
#endif



#define	YYFINAL		602
#define	YYFLAG		-32768
#define	YYNTBASE	76

#define YYTRANSLATE(x) ((unsigned)(x) <= 308 ? yytranslate[x] : 200)

static const char yytranslate[] = {     0,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,    72,     2,     2,     2,    51,    42,     2,    58,
    68,    49,    47,    73,    48,    57,    50,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,    37,    69,     2,
    35,     2,    36,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
    59,     2,    75,    41,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,    74,    40,    70,    71,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     1,     2,     3,     4,     5,
     6,     7,     8,     9,    10,    11,    12,    13,    14,    15,
    16,    17,    18,    19,    20,    21,    22,    23,    24,    25,
    26,    27,    28,    29,    30,    31,    32,    33,    34,    38,
    39,    43,    44,    45,    46,    52,    53,    54,    55,    56,
    60,    61,    62,    63,    64,    65,    66,    67
};

static const short yyprhs[] = {     0,
     0,     1,     3,     4,     7,     8,    12,    14,    16,    22,
    26,    31,    36,    39,    42,    45,    48,    50,    51,    52,
    60,    65,    66,    67,    75,    80,    81,    82,    89,    93,
    95,    97,    99,   101,   103,   105,   107,   109,   111,   113,
   114,   116,   118,   122,   124,   127,   128,   132,   135,   138,
   141,   146,   149,   154,   156,   161,   169,   171,   175,   179,
   183,   187,   191,   195,   199,   203,   207,   211,   215,   219,
   223,   227,   233,   237,   241,   243,   245,   247,   251,   255,
   256,   261,   266,   271,   275,   279,   282,   285,   287,   290,
   291,   293,   296,   300,   302,   304,   307,   310,   315,   320,
   323,   326,   330,   332,   334,   337,   340,   341,   346,   351,
   355,   359,   362,   365,   368,   372,   373,   376,   379,   381,
   383,   386,   389,   392,   396,   397,   400,   402,   404,   406,
   411,   416,   418,   420,   422,   424,   428,   430,   434,   435,
   440,   441,   448,   452,   453,   460,   464,   465,   472,   474,
   478,   480,   485,   490,   499,   501,   504,   508,   513,   515,
   517,   521,   528,   537,   542,   549,   553,   559,   560,   564,
   565,   569,   571,   573,   577,   581,   586,   590,   594,   596,
   600,   605,   609,   613,   615,   619,   623,   627,   632,   636,
   638,   639,   646,   651,   654,   655,   662,   667,   670,   671,
   679,   680,   687,   690,   691,   693,   694,   696,   698,   701,
   702,   706,   709,   713,   715,   719,   721,   723,   725,   729,
   734,   741,   746,   748,   752,   754,   758,   761,   764,   765,
   767,   769,   772,   773,   776,   780,   784,   787,   791,   796,
   800,   803,   807,   810,   812,   815,   818,   819,   821,   824,
   825,   826,   828,   830,   833,   837,   839,   842,   845,   852,
   858,   864,   867,   870,   875,   876,   881,   882,   883,   887,
   892,   896,   898,   900,   902,   905,   906,   911,   913,   917,
   918,   919,   927,   933,   936,   937,   938,   939,   952,   953,
   960,   963,   966,   969,   973,   980,   989,  1000,  1013,  1017,
  1022,  1024,  1028,  1034,  1037,  1040,  1041,  1043,  1044,  1046,
  1047,  1049,  1051,  1055,  1060,  1062,  1066,  1067,  1070,  1073,
  1074,  1079,  1082,  1083,  1085,  1087,  1091,  1093,  1097,  1100,