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gram.c
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gram.c
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/* A Bison parser, made by GNU Bison 2.7.12-4996. */
/* Bison implementation for Yacc-like parsers in C
Copyright (C) 1984, 1989-1990, 2000-2013 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 3 of the License, 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, see <http://www.gnu.org/licenses/>. */
/* As a special exception, you may create a larger work that contains
part or all of the Bison parser skeleton and distribute that work
under terms of your choice, so long as that work isn't itself a
parser generator using the skeleton or a modified version thereof
as a parser skeleton. Alternatively, if you modify or redistribute
the parser skeleton itself, you may (at your option) remove this
special exception, which will cause the skeleton and the resulting
Bison output files to be licensed under the GNU General Public
License without this special exception.
This special exception was added by the Free Software Foundation in
version 2.2 of Bison. */
/* C LALR(1) parser skeleton written by Richard Stallman, by
simplifying the original so-called "semantic" parser. */
/* All symbols defined below should begin with yy or YY, to avoid
infringing on user name space. This should be done even for local
variables, as they might otherwise be expanded by user macros.
There are some unavoidable exceptions within include files to
define necessary library symbols; they are noted "INFRINGES ON
USER NAME SPACE" below. */
/* Identify Bison output. */
#define YYBISON 1
/* Bison version. */
#define YYBISON_VERSION "2.7.12-4996"
/* Skeleton name. */
#define YYSKELETON_NAME "yacc.c"
/* Pure parsers. */
#define YYPURE 0
/* Push parsers. */
#define YYPUSH 0
/* Pull parsers. */
#define YYPULL 1
/* Copy the first part of user declarations. */
/* Line 371 of yacc.c */
#line 1 "gram.y"
/*
* R : A Computer Langage for Statistical Data Analysis
* Copyright (C) 1995, 1996, 1997 Robert Gentleman and Ross Ihaka
* Copyright (C) 1997--2014 The R Core Team
* Copyright (C) 2009--2011 Romain Francois
*
* 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 of the License, 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, a copy is available at
* http://www.r-project.org/Licenses/
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "IOStuff.h" /*-> Defn.h */
#include "Fileio.h"
#include "Parse.h"
#include <R_ext/Print.h>
#if !defined(__STDC_ISO_10646__) && (defined(__APPLE__) || defined(__FreeBSD__))
/* This may not be 100% true (see the comment in rlocale.h),
but it seems true in normal locales */
# define __STDC_ISO_10646__
#endif
#define YYERROR_VERBOSE 1
#define PARSE_ERROR_SIZE 256 /* Parse error messages saved here */
#define PARSE_CONTEXT_SIZE 256 /* Recent parse context kept in a circular buffer */
static Rboolean busy = FALSE;
static int identifier ;
static void incrementId(void);
static void initData(void);
static void initId(void);
static void record_( int, int, int, int, int, int, char* ) ;
static void yyerror(const char *);
static int yylex();
int yyparse(void);
static FILE *fp_parse;
static int (*ptr_getc)(void);
static int SavedToken;
static SEXP SavedLval;
#define yyconst const
typedef struct yyltype
{
int first_line;
int first_column;
int first_byte;
int last_line;
int last_column;
int last_byte;
int first_parsed;
int last_parsed;
int id;
} yyltype;
#define INIT_DATA_COUNT 16384 /* init parser data to this size */
#define MAX_DATA_COUNT 65536 /* release it at the end if it is this size or larger*/
#define DATA_COUNT (ParseState.data ? length( ParseState.data ) / DATA_ROWS : 0)
#define ID_COUNT ((ParseState.ids ? length( ParseState.ids ) / 2 : 0) - 1)
static void finalizeData( ) ;
static void growData( ) ;
static void growID( int ) ;
#define DATA_ROWS 8
#define _FIRST_PARSED( i ) INTEGER( ParseState.data )[ DATA_ROWS*(i) ]
#define _FIRST_COLUMN( i ) INTEGER( ParseState.data )[ DATA_ROWS*(i) + 1 ]
#define _LAST_PARSED( i ) INTEGER( ParseState.data )[ DATA_ROWS*(i) + 2 ]
#define _LAST_COLUMN( i ) INTEGER( ParseState.data )[ DATA_ROWS*(i) + 3 ]
#define _TERMINAL( i ) INTEGER( ParseState.data )[ DATA_ROWS*(i) + 4 ]
#define _TOKEN( i ) INTEGER( ParseState.data )[ DATA_ROWS*(i) + 5 ]
#define _ID( i ) INTEGER( ParseState.data )[ DATA_ROWS*(i) + 6 ]
#define _PARENT(i) INTEGER( ParseState.data )[ DATA_ROWS*(i) + 7 ]
#define ID_ID( i ) INTEGER(ParseState.ids)[ 2*(i) ]
#define ID_PARENT( i ) INTEGER(ParseState.ids)[ 2*(i) + 1 ]
static void modif_token( yyltype*, int ) ;
static void recordParents( int, yyltype*, int) ;
static int _current_token ;
/**
* Records an expression (non terminal symbol 'expr') and gives it an id
*
* @param expr expression we want to record and flag with the next id
* @param loc the location of the expression
*/
static void setId( SEXP expr, yyltype loc){
record_(
(loc).first_parsed, (loc).first_column, (loc).last_parsed, (loc).last_column,
_current_token, (loc).id, 0 ) ;
}
# define YYLTYPE yyltype
# define YYLLOC_DEFAULT(Current, Rhs, N) \
do { \
if (N){ \
(Current).first_line = YYRHSLOC (Rhs, 1).first_line; \
(Current).first_column = YYRHSLOC (Rhs, 1).first_column; \
(Current).first_byte = YYRHSLOC (Rhs, 1).first_byte; \
(Current).last_line = YYRHSLOC (Rhs, N).last_line; \
(Current).last_column = YYRHSLOC (Rhs, N).last_column; \
(Current).last_byte = YYRHSLOC (Rhs, N).last_byte; \
(Current).first_parsed = YYRHSLOC (Rhs, 1).first_parsed; \
(Current).last_parsed = YYRHSLOC (Rhs, N).last_parsed; \
incrementId( ) ; \
(Current).id = identifier ; \
_current_token = yyr1[yyn] ; \
yyltype childs[N] ; \
int ii = 0; \
for( ii=0; ii<N; ii++){ \
childs[ii] = YYRHSLOC (Rhs, (ii+1) ) ; \
} \
recordParents( identifier, childs, N) ; \
} else { \
(Current).first_line = (Current).last_line = \
YYRHSLOC (Rhs, 0).last_line; \
(Current).first_column = YYRHSLOC (Rhs, 0).last_column; \
(Current).last_column = (Current).first_column - 1; \
(Current).first_byte = YYRHSLOC (Rhs, 0).last_byte; \
(Current).last_byte = (Current).first_byte - 1; \
(Current).id = NA_INTEGER; \
} \
} while (0)
# define YY_LOCATION_PRINT(Loc) \
fprintf ( stderr, "%d.%d.%d-%d.%d.%d (%d)", \
(Loc).first_line, (Loc).first_column, (Loc).first_byte, \
(Loc).last_line, (Loc).last_column, (Loc).last_byte, \
(Loc).id )
/* Useful defines so editors don't get confused ... */
#define LBRACE '{'
#define RBRACE '}'
/* Functions used in the parsing process */
static void CheckFormalArgs(SEXP, SEXP, YYLTYPE *);
static SEXP FirstArg(SEXP, SEXP);
static SEXP GrowList(SEXP, SEXP);
static void IfPush(void);
static int KeywordLookup(const char *);
static SEXP NewList(void);
static SEXP NextArg(SEXP, SEXP, SEXP);
static SEXP TagArg(SEXP, SEXP, YYLTYPE *);
static int processLineDirective();
/* These routines allocate constants */
static SEXP mkComplex(const char *);
SEXP mkFalse(void);
static SEXP mkFloat(const char *);
static SEXP mkInt(const char *);
static SEXP mkNA(void);
SEXP mkTrue(void);
/* Internal lexer / parser state variables */
static int EatLines = 0;
static int GenerateCode = 0;
static int EndOfFile = 0;
static int xxgetc();
static int xxungetc(int);
static int xxcharcount, xxcharsave;
static int xxlinesave, xxbytesave, xxcolsave, xxparsesave;
static SEXP SrcRefs;
static SrcRefState ParseState;
static PROTECT_INDEX srindex;
#include <rlocale.h>
#ifdef HAVE_LANGINFO_CODESET
# include <langinfo.h>
#endif
static int mbcs_get_next(int c, wchar_t *wc)
{
int i, res, clen = 1; char s[9];
mbstate_t mb_st;
s[0] = (char) c;
/* This assumes (probably OK) that all MBCS embed ASCII as single-byte
lead bytes, including control chars */
if((unsigned int) c < 0x80) {
*wc = (wchar_t) c;
return 1;
}
if(utf8locale) {
clen = utf8clen((char) c);
for(i = 1; i < clen; i++) {
s[i] = (char) xxgetc();
if(s[i] == R_EOF) error(_("EOF whilst reading MBCS char at line %d"), ParseState.xxlineno);
}
s[clen] ='\0'; /* x86 Solaris requires this */
res = (int) mbrtowc(wc, s, clen, NULL);
if(res == -1) error(_("invalid multibyte character in parser at line %d"), ParseState.xxlineno);
} else {
/* This is not necessarily correct for stateful MBCS */
while(clen <= MB_CUR_MAX) {
mbs_init(&mb_st);
res = (int) mbrtowc(wc, s, clen, &mb_st);
if(res >= 0) break;
if(res == -1)
error(_("invalid multibyte character in parser at line %d"), ParseState.xxlineno);
/* so res == -2 */
c = xxgetc();
if(c == R_EOF) error(_("EOF whilst reading MBCS char at line %d"), ParseState.xxlineno);
s[clen++] = (char) c;
} /* we've tried enough, so must be complete or invalid by now */
}
for(i = clen - 1; i > 0; i--) xxungetc(s[i]);
return clen;
}
/* Soon to be defunct entry points */
void R_SetInput(int);
int R_fgetc(FILE*);
static int colon ;
/* Routines used to build the parse tree */
static SEXP xxnullformal(void);
static SEXP xxfirstformal0(SEXP);
static SEXP xxfirstformal1(SEXP, SEXP);
static SEXP xxaddformal0(SEXP, SEXP, YYLTYPE *);
static SEXP xxaddformal1(SEXP, SEXP, SEXP, YYLTYPE *);
static SEXP xxexprlist0();
static SEXP xxexprlist1(SEXP, YYLTYPE *);
static SEXP xxexprlist2(SEXP, SEXP, YYLTYPE *);
static SEXP xxsub0(void);
static SEXP xxsub1(SEXP, YYLTYPE *);
static SEXP xxsymsub0(SEXP, YYLTYPE *);
static SEXP xxsymsub1(SEXP, SEXP, YYLTYPE *);
static SEXP xxnullsub0(YYLTYPE *);
static SEXP xxnullsub1(SEXP, YYLTYPE *);
static SEXP xxsublist1(SEXP);
static SEXP xxsublist2(SEXP, SEXP);
static SEXP xxcond(SEXP);
static SEXP xxifcond(SEXP);
static SEXP xxif(SEXP, SEXP, SEXP);
static SEXP xxifelse(SEXP, SEXP, SEXP, SEXP);
static SEXP xxforcond(SEXP, SEXP);
static SEXP xxfor(SEXP, SEXP, SEXP);
static SEXP xxwhile(SEXP, SEXP, SEXP);
static SEXP xxrepeat(SEXP, SEXP);
static SEXP xxnxtbrk(SEXP);
static SEXP xxfuncall(SEXP, SEXP);
static SEXP xxdefun(SEXP, SEXP, SEXP, YYLTYPE *);
static SEXP xxunary(SEXP, SEXP);
static SEXP xxbinary(SEXP, SEXP, SEXP);
static SEXP xxparen(SEXP, SEXP);
static SEXP xxsubscript(SEXP, SEXP, SEXP);
static SEXP xxexprlist(SEXP, YYLTYPE *, SEXP);
static int xxvalue(SEXP, int, YYLTYPE *);
#define YYSTYPE SEXP
/* Line 371 of yacc.c */
#line 358 "gram.c"
# ifndef YY_NULL
# if defined __cplusplus && 201103L <= __cplusplus
# define YY_NULL nullptr
# else
# define YY_NULL 0
# endif
# endif
/* Enabling verbose error messages. */
#ifdef YYERROR_VERBOSE
# undef YYERROR_VERBOSE
# define YYERROR_VERBOSE 1
#else
# define YYERROR_VERBOSE 0
#endif
/* Enabling traces. */
#ifndef YYDEBUG
# define YYDEBUG 0
#endif
#if YYDEBUG
extern int yydebug;
#endif
/* Tokens. */
#ifndef YYTOKENTYPE
# define YYTOKENTYPE
/* Put the tokens into the symbol table, so that GDB and other debuggers
know about them. */
enum yytokentype {
END_OF_INPUT = 258,
ERROR = 259,
STR_CONST = 260,
NUM_CONST = 261,
NULL_CONST = 262,
SYMBOL = 263,
FUNCTION = 264,
INCOMPLETE_STRING = 265,
LEFT_ASSIGN = 266,
EQ_ASSIGN = 267,
RIGHT_ASSIGN = 268,
LBB = 269,
FOR = 270,
IN = 271,
IF = 272,
ELSE = 273,
WHILE = 274,
NEXT = 275,
BREAK = 276,
REPEAT = 277,
GT = 278,
GE = 279,
LT = 280,
LE = 281,
EQ = 282,
NE = 283,
AND = 284,
OR = 285,
AND2 = 286,
OR2 = 287,
NS_GET = 288,
NS_GET_INT = 289,
COMMENT = 290,
LINE_DIRECTIVE = 291,
SYMBOL_FORMALS = 292,
EQ_FORMALS = 293,
EQ_SUB = 294,
SYMBOL_SUB = 295,
SYMBOL_FUNCTION_CALL = 296,
SYMBOL_PACKAGE = 297,
COLON_ASSIGN = 298,
SLOT = 299,
LOW = 300,
TILDE = 301,
NOT = 302,
UNOT = 303,
SPECIAL = 304,
UPLUS = 305,
UMINUS = 306
};
#endif
#if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
typedef int YYSTYPE;
# define YYSTYPE_IS_TRIVIAL 1
# define yystype YYSTYPE /* obsolescent; will be withdrawn */
# define YYSTYPE_IS_DECLARED 1
#endif
#if ! defined YYLTYPE && ! defined YYLTYPE_IS_DECLARED
typedef struct YYLTYPE
{
int first_line;
int first_column;
int last_line;
int last_column;
} YYLTYPE;
# define yyltype YYLTYPE /* obsolescent; will be withdrawn */
# define YYLTYPE_IS_DECLARED 1
# define YYLTYPE_IS_TRIVIAL 1
#endif
extern YYSTYPE yylval;
extern YYLTYPE yylloc;
#ifdef YYPARSE_PARAM
#if defined __STDC__ || defined __cplusplus
int yyparse (void *YYPARSE_PARAM);
#else
int yyparse ();
#endif
#else /* ! YYPARSE_PARAM */
#if defined __STDC__ || defined __cplusplus
int yyparse (void);
#else
int yyparse ();
#endif
#endif /* ! YYPARSE_PARAM */
/* Copy the second part of user declarations. */
/* Line 390 of yacc.c */
#line 485 "gram.c"
#ifdef short
# undef short
#endif
#ifdef YYTYPE_UINT8
typedef YYTYPE_UINT8 yytype_uint8;
#else
typedef unsigned char yytype_uint8;
#endif
#ifdef YYTYPE_INT8
typedef YYTYPE_INT8 yytype_int8;
#elif (defined __STDC__ || defined __C99__FUNC__ \
|| defined __cplusplus || defined _MSC_VER)
typedef signed char yytype_int8;
#else
typedef short int yytype_int8;
#endif
#ifdef YYTYPE_UINT16
typedef YYTYPE_UINT16 yytype_uint16;
#else
typedef unsigned short int yytype_uint16;
#endif
#ifdef YYTYPE_INT16
typedef YYTYPE_INT16 yytype_int16;
#else
typedef short int yytype_int16;
#endif
#ifndef YYSIZE_T
# ifdef __SIZE_TYPE__
# define YYSIZE_T __SIZE_TYPE__
# elif defined size_t
# define YYSIZE_T size_t
# elif ! defined YYSIZE_T && (defined __STDC__ || defined __C99__FUNC__ \
|| defined __cplusplus || defined _MSC_VER)
# include <stddef.h> /* INFRINGES ON USER NAME SPACE */
# define YYSIZE_T size_t
# else
# define YYSIZE_T unsigned int
# endif
#endif
#define YYSIZE_MAXIMUM ((YYSIZE_T) -1)
#ifndef YY_
# if defined YYENABLE_NLS && YYENABLE_NLS
# if ENABLE_NLS
# include <libintl.h> /* INFRINGES ON USER NAME SPACE */
# define YY_(Msgid) dgettext ("bison-runtime", Msgid)
# endif
# endif
# ifndef YY_
# define YY_(Msgid) Msgid
# endif
#endif
#ifndef __attribute__
/* This feature is available in gcc versions 2.5 and later. */
# if (! defined __GNUC__ || __GNUC__ < 2 \
|| (__GNUC__ == 2 && __GNUC_MINOR__ < 5))
# define __attribute__(Spec) /* empty */
# endif
#endif
/* Suppress unused-variable warnings by "using" E. */
#if ! defined lint || defined __GNUC__
# define YYUSE(E) ((void) (E))
#else
# define YYUSE(E) /* empty */
#endif
/* Identity function, used to suppress warnings about constant conditions. */
#ifndef lint
# define YYID(N) (N)
#else
#if (defined __STDC__ || defined __C99__FUNC__ \
|| defined __cplusplus || defined _MSC_VER)
static int
YYID (int yyi)
#else
static int
YYID (yyi)
int yyi;
#endif
{
return yyi;
}
#endif
#if ! defined yyoverflow || YYERROR_VERBOSE
/* The parser invokes alloca or malloc; define the necessary symbols. */
# ifdef YYSTACK_USE_ALLOCA
# if YYSTACK_USE_ALLOCA
# ifdef __GNUC__
# define YYSTACK_ALLOC __builtin_alloca
# elif defined __BUILTIN_VA_ARG_INCR
# include <alloca.h> /* INFRINGES ON USER NAME SPACE */
# elif defined _AIX
# define YYSTACK_ALLOC __alloca
# elif defined _MSC_VER
# include <malloc.h> /* INFRINGES ON USER NAME SPACE */
# define alloca _alloca
# else
# define YYSTACK_ALLOC alloca
# if ! defined _ALLOCA_H && ! defined EXIT_SUCCESS && (defined __STDC__ || defined __C99__FUNC__ \
|| defined __cplusplus || defined _MSC_VER)
# include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
/* Use EXIT_SUCCESS as a witness for stdlib.h. */
# ifndef EXIT_SUCCESS
# define EXIT_SUCCESS 0
# endif
# endif
# endif
# endif
# endif
# ifdef YYSTACK_ALLOC
/* Pacify GCC's `empty if-body' warning. */
# define YYSTACK_FREE(Ptr) do { /* empty */; } while (YYID (0))
# ifndef YYSTACK_ALLOC_MAXIMUM
/* The OS might guarantee only one guard page at the bottom of the stack,
and a page size can be as small as 4096 bytes. So we cannot safely
invoke alloca (N) if N exceeds 4096. Use a slightly smaller number
to allow for a few compiler-allocated temporary stack slots. */
# define YYSTACK_ALLOC_MAXIMUM 4032 /* reasonable circa 2006 */
# endif
# else
# define YYSTACK_ALLOC YYMALLOC
# define YYSTACK_FREE YYFREE
# ifndef YYSTACK_ALLOC_MAXIMUM
# define YYSTACK_ALLOC_MAXIMUM YYSIZE_MAXIMUM
# endif
# if (defined __cplusplus && ! defined EXIT_SUCCESS \
&& ! ((defined YYMALLOC || defined malloc) \
&& (defined YYFREE || defined free)))
# include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
# ifndef EXIT_SUCCESS
# define EXIT_SUCCESS 0
# endif
# endif
# ifndef YYMALLOC
# define YYMALLOC malloc
# if ! defined malloc && ! defined EXIT_SUCCESS && (defined __STDC__ || defined __C99__FUNC__ \
|| defined __cplusplus || defined _MSC_VER)
void *malloc (YYSIZE_T); /* INFRINGES ON USER NAME SPACE */
# endif
# endif
# ifndef YYFREE
# define YYFREE free
# if ! defined free && ! defined EXIT_SUCCESS && (defined __STDC__ || defined __C99__FUNC__ \
|| defined __cplusplus || defined _MSC_VER)
void free (void *); /* INFRINGES ON USER NAME SPACE */
# endif
# endif
# endif
#endif /* ! defined yyoverflow || YYERROR_VERBOSE */
#if (! defined yyoverflow \
&& (! defined __cplusplus \
|| (defined YYLTYPE_IS_TRIVIAL && YYLTYPE_IS_TRIVIAL \
&& defined YYSTYPE_IS_TRIVIAL && YYSTYPE_IS_TRIVIAL)))
/* A type that is properly aligned for any stack member. */
union yyalloc
{
yytype_int16 yyss_alloc;
YYSTYPE yyvs_alloc;
YYLTYPE yyls_alloc;
};
/* The size of the maximum gap between one aligned stack and the next. */
# define YYSTACK_GAP_MAXIMUM (sizeof (union yyalloc) - 1)
/* The size of an array large to enough to hold all stacks, each with
N elements. */
# define YYSTACK_BYTES(N) \
((N) * (sizeof (yytype_int16) + sizeof (YYSTYPE) + sizeof (YYLTYPE)) \
+ 2 * YYSTACK_GAP_MAXIMUM)
# define YYCOPY_NEEDED 1
/* Relocate STACK from its old location to the new one. The
local variables YYSIZE and YYSTACKSIZE give the old and new number of
elements in the stack, and YYPTR gives the new location of the
stack. Advance YYPTR to a properly aligned location for the next
stack. */
# define YYSTACK_RELOCATE(Stack_alloc, Stack) \
do \
{ \
YYSIZE_T yynewbytes; \
YYCOPY (&yyptr->Stack_alloc, Stack, yysize); \
Stack = &yyptr->Stack_alloc; \
yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM; \
yyptr += yynewbytes / sizeof (*yyptr); \
} \
while (YYID (0))
#endif
#if defined YYCOPY_NEEDED && YYCOPY_NEEDED
/* Copy COUNT objects from SRC to DST. The source and destination do
not overlap. */
# ifndef YYCOPY
# if defined __GNUC__ && 1 < __GNUC__
# define YYCOPY(Dst, Src, Count) \
__builtin_memcpy (Dst, Src, (Count) * sizeof (*(Src)))
# else
# define YYCOPY(Dst, Src, Count) \
do \
{ \
YYSIZE_T yyi; \
for (yyi = 0; yyi < (Count); yyi++) \
(Dst)[yyi] = (Src)[yyi]; \
} \
while (YYID (0))
# endif
# endif
#endif /* !YYCOPY_NEEDED */
/* YYFINAL -- State number of the termination state. */
#define YYFINAL 46
/* YYLAST -- Last index in YYTABLE. */
#define YYLAST 772
/* YYNTOKENS -- Number of terminals. */
#define YYNTOKENS 73
/* YYNNTS -- Number of nonterminals. */
#define YYNNTS 13
/* YYNRULES -- Number of rules. */
#define YYNRULES 90
/* YYNRULES -- Number of states. */
#define YYNSTATES 163
/* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX. */
#define YYUNDEFTOK 2
#define YYMAXUTOK 306
#define YYTRANSLATE(YYX) \
((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK)
/* YYTRANSLATE[YYLEX] -- Bison symbol number corresponding to YYLEX. */
static const yytype_uint8 yytranslate[] =
{
0, 2, 2, 2, 2, 2, 2, 2, 2, 2,
64, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 69, 2, 2, 60, 70, 2, 2,
62, 68, 53, 51, 72, 52, 2, 54, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 56, 65,
2, 2, 2, 45, 61, 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, 63, 2, 71, 59, 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, 66, 2, 67, 47, 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,
35, 36, 37, 38, 39, 40, 41, 42, 43, 44,
46, 48, 49, 50, 55, 57, 58
};
#if YYDEBUG
/* YYPRHS[YYN] -- Index of the first RHS symbol of rule number YYN in
YYRHS. */
static const yytype_uint16 yyprhs[] =
{
0, 0, 3, 5, 7, 10, 13, 15, 17, 19,
23, 25, 27, 29, 31, 35, 39, 42, 45, 48,
51, 54, 58, 62, 66, 70, 74, 78, 82, 86,
90, 94, 98, 102, 106, 110, 114, 118, 122, 126,
130, 134, 138, 142, 149, 154, 158, 164, 168, 172,
175, 181, 186, 190, 194, 198, 202, 206, 210, 214,
218, 222, 226, 230, 234, 236, 238, 242, 246, 252,
253, 255, 259, 262, 266, 269, 271, 276, 277, 279,
282, 286, 289, 293, 296, 300, 301, 303, 307, 311,
317
};
/* YYRHS -- A `-1'-separated list of the rules' RHS. */
static const yytype_int8 yyrhs[] =
{
74, 0, -1, 3, -1, 64, -1, 75, 64, -1,
75, 65, -1, 1, -1, 77, -1, 76, -1, 77,
12, 75, -1, 6, -1, 5, -1, 7, -1, 8,
-1, 66, 81, 67, -1, 62, 75, 68, -1, 52,
77, -1, 51, 77, -1, 69, 77, -1, 47, 77,
-1, 45, 77, -1, 77, 56, 77, -1, 77, 51,
77, -1, 77, 52, 77, -1, 77, 53, 77, -1,
77, 54, 77, -1, 77, 59, 77, -1, 77, 55,
77, -1, 77, 70, 77, -1, 77, 47, 77, -1,
77, 45, 77, -1, 77, 25, 77, -1, 77, 26,
77, -1, 77, 27, 77, -1, 77, 28, 77, -1,
77, 24, 77, -1, 77, 23, 77, -1, 77, 29,
77, -1, 77, 30, 77, -1, 77, 31, 77, -1,
77, 32, 77, -1, 77, 11, 77, -1, 77, 13,
77, -1, 9, 62, 84, 68, 85, 75, -1, 77,
62, 82, 68, -1, 17, 79, 75, -1, 17, 79,
75, 18, 75, -1, 15, 80, 75, -1, 19, 78,
75, -1, 22, 75, -1, 77, 14, 82, 71, 71,
-1, 77, 63, 82, 71, -1, 8, 33, 8, -1,
8, 33, 5, -1, 5, 33, 8, -1, 5, 33,
5, -1, 8, 34, 8, -1, 8, 34, 5, -1,
5, 34, 8, -1, 5, 34, 5, -1, 77, 60,
8, -1, 77, 60, 5, -1, 77, 61, 8, -1,
77, 61, 5, -1, 20, -1, 21, -1, 62, 77,
68, -1, 62, 77, 68, -1, 62, 8, 16, 77,
68, -1, -1, 75, -1, 81, 65, 75, -1, 81,
65, -1, 81, 64, 75, -1, 81, 64, -1, 83,
-1, 82, 85, 72, 83, -1, -1, 77, -1, 8,
12, -1, 8, 12, 77, -1, 5, 12, -1, 5,
12, 77, -1, 7, 12, -1, 7, 12, 77, -1,
-1, 8, -1, 8, 12, 77, -1, 84, 72, 8,
-1, 84, 72, 8, 12, 77, -1, -1
};
/* YYRLINE[YYN] -- source line where rule number YYN was defined. */
static const yytype_uint16 yyrline[] =
{
0, 334, 334, 335, 336, 337, 338, 341, 342, 345,
348, 349, 350, 351, 353, 354, 356, 357, 358, 359,
360, 362, 363, 364, 365, 366, 367, 368, 369, 370,
371, 372, 373, 374, 375, 376, 377, 378, 379, 380,
381, 383, 384, 385, 387, 388, 389, 390, 391, 392,
393, 394, 395, 396, 397, 398, 399, 400, 401, 402,
403, 404, 405, 406, 407, 408, 412, 415, 418, 422,
423, 424, 425, 426, 427, 430, 431, 434, 435, 436,
437, 438, 439, 440, 441, 444, 445, 446, 447, 448,
452
};
#endif
#if YYDEBUG || YYERROR_VERBOSE || 1
/* YYTNAME[SYMBOL-NUM] -- String name of the symbol SYMBOL-NUM.
First, the terminals, then, starting at YYNTOKENS, nonterminals. */
static const char *const yytname[] =
{
"$end", "error", "$undefined", "END_OF_INPUT", "ERROR", "STR_CONST",
"NUM_CONST", "NULL_CONST", "SYMBOL", "FUNCTION", "INCOMPLETE_STRING",
"LEFT_ASSIGN", "EQ_ASSIGN", "RIGHT_ASSIGN", "LBB", "FOR", "IN", "IF",
"ELSE", "WHILE", "NEXT", "BREAK", "REPEAT", "GT", "GE", "LT", "LE", "EQ",
"NE", "AND", "OR", "AND2", "OR2", "NS_GET", "NS_GET_INT", "COMMENT",
"LINE_DIRECTIVE", "SYMBOL_FORMALS", "EQ_FORMALS", "EQ_SUB", "SYMBOL_SUB",
"SYMBOL_FUNCTION_CALL", "SYMBOL_PACKAGE", "COLON_ASSIGN", "SLOT", "'?'",
"LOW", "'~'", "TILDE", "NOT", "UNOT", "'+'", "'-'", "'*'", "'/'",
"SPECIAL", "':'", "UPLUS", "UMINUS", "'^'", "'$'", "'@'", "'('", "'['",
"'\\n'", "';'", "'{'", "'}'", "')'", "'!'", "'%'", "']'", "','",
"$accept", "prog", "expr_or_assign", "equal_assign", "expr", "cond",
"ifcond", "forcond", "exprlist", "sublist", "sub", "formlist", "cr", YY_NULL
};
#endif
# ifdef YYPRINT
/* YYTOKNUM[YYLEX-NUM] -- Internal token number corresponding to
token YYLEX-NUM. */
static const yytype_uint16 yytoknum[] =
{
0, 256, 257, 258, 259, 260, 261, 262, 263, 264,
265, 266, 267, 268, 269, 270, 271, 272, 273, 274,
275, 276, 277, 278, 279, 280, 281, 282, 283, 284,
285, 286, 287, 288, 289, 290, 291, 292, 293, 294,
295, 296, 297, 298, 299, 63, 300, 126, 301, 302,
303, 43, 45, 42, 47, 304, 58, 305, 306, 94,
36, 64, 40, 91, 10, 59, 123, 125, 41, 33,
37, 93, 44
};
# endif
/* YYR1[YYN] -- Symbol number of symbol that rule YYN derives. */
static const yytype_uint8 yyr1[] =
{
0, 73, 74, 74, 74, 74, 74, 75, 75, 76,
77, 77, 77, 77, 77, 77, 77, 77, 77, 77,
77, 77, 77, 77, 77, 77, 77, 77, 77, 77,
77, 77, 77, 77, 77, 77, 77, 77, 77, 77,
77, 77, 77, 77, 77, 77, 77, 77, 77, 77,
77, 77, 77, 77, 77, 77, 77, 77, 77, 77,
77, 77, 77, 77, 77, 77, 78, 79, 80, 81,
81, 81, 81, 81, 81, 82, 82, 83, 83, 83,
83, 83, 83, 83, 83, 84, 84, 84, 84, 84,
85
};
/* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN. */
static const yytype_uint8 yyr2[] =
{
0, 2, 1, 1, 2, 2, 1, 1, 1, 3,
1, 1, 1, 1, 3, 3, 2, 2, 2, 2,
2, 3, 3, 3, 3, 3, 3, 3, 3, 3,
3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
3, 3, 3, 6, 4, 3, 5, 3, 3, 2,
5, 4, 3, 3, 3, 3, 3, 3, 3, 3,
3, 3, 3, 3, 1, 1, 3, 3, 5, 0,
1, 3, 2, 3, 2, 1, 4, 0, 1, 2,
3, 2, 3, 2, 3, 0, 1, 3, 3, 5,
0
};
/* YYDEFACT[STATE-NAME] -- Default reduction number in state STATE-NUM.
Performed when YYTABLE doesn't specify something else to do. Zero
means the default is an error. */
static const yytype_uint8 yydefact[] =
{
0, 6, 2, 11, 10, 12, 13, 0, 0, 0,
0, 64, 65, 0, 0, 0, 0, 0, 0, 3,
69, 0, 0, 0, 8, 7, 0, 0, 0, 0,
85, 0, 0, 0, 0, 0, 0, 49, 20, 19,
17, 16, 0, 70, 0, 18, 1, 4, 5, 0,
0, 0, 77, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 77, 77, 0, 55, 54, 59,
58, 53, 52, 57, 56, 86, 0, 0, 47, 0,
45, 0, 48, 15, 74, 72, 14, 41, 9, 42,
11, 12, 13, 78, 90, 75, 36, 35, 31, 32,
33, 34, 37, 38, 39, 40, 30, 29, 22, 23,
24, 25, 27, 21, 26, 61, 60, 63, 62, 90,
90, 28, 0, 90, 0, 0, 67, 0, 66, 73,
71, 81, 83, 79, 0, 0, 44, 51, 87, 0,
88, 0, 46, 82, 84, 80, 50, 77, 43, 0,
68, 76, 89
};
/* YYDEFGOTO[NTERM-NUM]. */
static const yytype_int16 yydefgoto[] =
{
-1, 22, 23, 24, 25, 36, 34, 32, 44, 104,
105, 86, 145
};
/* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
STATE-NUM. */
#define YYPACT_NINF -64
static const yytype_int16 yypact[] =
{
85, -64, -64, 37, -64, -64, 63, -56, -46, -44,
-40, -64, -64, 150, 150, 150, 150, 150, 150, -64,
150, 150, 24, 34, -64, 217, 7, 9, 15, 23,
26, 51, 150, 150, 150, 150, 150, -64, 482, 582,
50, 50, -36, -64, -54, 652, -64, -64, -64, 150,
150, 150, 170, 150, 150, 150, 150, 150, 150, 150,
150, 150, 150, 150, 150, 150, 150, 150, 150, 150,
150, 150, 28, 77, 170, 170, 150, -64, -64, -64,
-64, -64, -64, -64, -64, 66, -63, 64, -64, 270,
69, 323, -64, -64, 150, 150, -64, 482, -64, 532,
-8, 72, -4, 429, 18, -64, 702, 702, 702, 702,
702, 702, 652, 632, 652, 632, 482, 582, 13, 13,
148, 148, 249, 50, 50, -64, -64, -64, -64, 33,
32, 429, 150, -64, 100, 150, -64, 150, -64, -64,
-64, 150, 150, 150, 46, 44, -64, -64, 429, 150,
107, 376, -64, 429, 429, 429, -64, 170, -64, 150,
-64, -64, 429
};
/* YYPGOTO[NTERM-NUM]. */
static const yytype_int8 yypgoto[] =
{
-64, -64, 45, -64, -14, -64, -64, -64, -64, 40,
-35, -64, -10
};
/* YYTABLE[YYPACT[STATE-NUM]]. What to do in state STATE-NUM. If
positive, shift that token. If negative, reduce the rule which
number is the opposite. If YYTABLE_NINF, syntax error. */
#define YYTABLE_NINF -1
static const yytype_int16 yytable[] =
{
38, 39, 40, 41, 141, 133, 30, 45, 143, 134,
94, 95, 77, 96, 79, 78, 31, 80, 33, 89,
81, 91, 35, 82, 46, 26, 27, 52, 83, 28,
29, 84, 93, 125, 85, 97, 126, 99, 103, 106,
107, 108, 109, 110, 111, 112, 113, 114, 115, 116,
117, 118, 119, 120, 121, 122, 123, 124, 37, 87,
103, 103, 131, 42, 52, 43, 67, 68, 69, 70,
26, 27, 71, 72, 73, 74, 75, 88, 132, 90,
135, 92, 127, 76, 142, 128, 1, 137, 2, 144,
3, 4, 5, 6, 7, 98, 28, 29, 47, 48,
8, 146, 9, 147, 10, 11, 12, 13, 150, 71,
72, 73, 74, 75, 129, 130, 157, 156, 148, 159,
76, 151, 161, 149, 0, 0, 0, 153, 154, 155,
14, 0, 15, 0, 0, 0, 16, 17, 0, 139,
140, 0, 0, 103, 0, 162, 0, 18, 0, 19,
0, 20, 0, 0, 21, 3, 4, 5, 6, 7,
0, 0, 52, 0, 0, 8, 0, 9, 0, 10,
11, 12, 13, 0, 0, 100, 4, 101, 102, 7,
0, 0, 152, 0, 0, 8, 0, 9, 0, 10,
11, 12, 13, 0, 158, 14, 0, 15, 0, 0,
0, 16, 17, 69, 70, 0, 0, 71, 72, 73,
74, 75, 18, 0, 0, 14, 20, 15, 76, 21,
0, 16, 17, 0, 0, 0, 0, 0, 49, 50,
51, 52, 18, 0, 0, 0, 20, 0, 0, 21,
53, 54, 55, 56, 57, 58, 59, 60, 61, 62,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 63, 52, 64, 0, 0, 0, 65, 66,
67, 68, 69, 70, 0, 0, 71, 72, 73, 74,