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/* A Bison parser, made by GNU Bison 2.4.1.  */

/* Skeleton implementation for Bison's Yacc-like parsers in C
      Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006
   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/>.  */
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/* 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.
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   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 "2.4.1"
/* Skeleton name.  */
#define YYSKELETON_NAME "yacc.c"

/* Pure parsers.  */
#define YYPURE 1

/* Push parsers.  */
#define YYPUSH 0

/* Pull parsers.  */
#define YYPULL 1

/* Using locations.  */
#define YYLSP_NEEDED 1

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/* Substitute the variable and function names.  */
#define yyparse         ast_yyparse
#define yylex           ast_yylex
#define yyerror         ast_yyerror
#define yylval          ast_yylval
#define yychar          ast_yychar
#define yydebug         ast_yydebug
#define yynerrs         ast_yynerrs
#define yylloc          ast_yylloc

/* Copy the first part of user declarations.  */
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#line 1 "ast_expr2.y"

/* Written by Pace Willisson (pace@blitz.com) 
 * and placed in the public domain.
 *
 * Largely rewritten by J.T. Conklin (jtc@wimsey.com)
 *
 * And then overhauled twice by Steve Murphy (murf@digium.com)
 * to add double-quoted strings, allow mult. spaces, improve
 * error messages, and then to fold in a flex scanner for the 
 * yylex operation.
 *
 * $FreeBSD: src/bin/expr/expr.y,v 1.16 2000/07/22 10:59:36 se Exp $
 */

#define ASTMM_LIBC ASTMM_REDIRECT
#include <sys/cdefs.h>
#include <sys/types.h>
#include <stdio.h>
#if defined(STANDALONE) || defined(STANDALONE2)
#ifndef __USE_ISOC99
#define __USE_ISOC99 1
#endif
#endif
#define FP___PRINTF "%.18Lg"
#define FP___TYPE    long double
#else
#define FP___PRINTF "%.16g"
#define FP___TYPE    double
#endif
#elif defined(HAVE_COS)
#define FUNC_COS	(long double)cos
#ifdef HAVE_SINL
#define FUNC_SIN   sinl
#elif defined(HAVE_SIN)
#define FUNC_SIN	(long double)sin
#endif

#ifdef HAVE_TANL
#define FUNC_TAN   tanl
#elif defined(HAVE_TAN)
#define FUNC_TAN	(long double)tan
#endif

#ifdef HAVE_ACOSL
#define FUNC_ACOS   acosl
#elif defined(HAVE_ACOS)
#define FUNC_ACOS	(long double)acos
#endif

#ifdef HAVE_ASINL
#define FUNC_ASIN   asinl
#elif defined(HAVE_ASIN)
#define FUNC_ASIN	(long double)asin
#endif

#ifdef HAVE_ATANL
#define FUNC_ATAN   atanl
#elif defined(HAVE_ATAN)
#define FUNC_ATAN	(long double)atan
#endif

#ifdef HAVE_ATAN2L
#define FUNC_ATAN2   atan2l
#elif defined(HAVE_ATAN2)
#define FUNC_ATAN2	(long double)atan2
#endif

#ifdef HAVE_POWL
#define FUNC_POW   powl
#elif defined(HAVE_POW)
#define FUNC_POW	(long double)pow
#endif

#ifdef HAVE_SQRTL
#define FUNC_SQRT   sqrtl
#elif defined(HAVE_SQRT)
#define FUNC_SQRT	(long double)sqrt
#endif

#ifdef HAVE_RINTL
#define FUNC_RINT   rintl
#elif defined(HAVE_RINT)
#define FUNC_RINT	(long double)rint
#endif

#ifdef HAVE_EXPL
#define FUNC_EXP   expl
#elif defined(HAVE_EXP)
#define FUNC_EXP	(long double)exp
#endif

#ifdef HAVE_LOGL
#define FUNC_LOG   logl
#elif defined(HAVE_LOG)
#ifdef HAVE_REMAINDERL
#define FUNC_REMAINDER   remainderl
#elif defined(HAVE_REMAINDER)
#define FUNC_REMAINDER	(long double)remainder
#endif

#ifdef HAVE_FMODL
#define FUNC_FMOD   fmodl
#elif defined(HAVE_FMOD)
#define FUNC_FMOD	(long double)fmod
#endif

#ifdef HAVE_STRTOLD
#define FUNC_STRTOD  strtold
#elif defined(HAVE_STRTOD)
#define FUNC_STRTOD  (long double)strtod
#endif

#ifdef HAVE_FLOORL
#elif defined(HAVE_FLOOR)
#define FUNC_FLOOR	(long double)floor
#elif defined(HAVE_CEIL)
#define FUNC_CEIL	(long double)ceil
#elif defined(HAVE_ROUND)
#define FUNC_ROUND     (long double)round
#elif defined(HAVE_TRUNC)
#define FUNC_TRUNC     (long double)trunc

/*! \note
 * Oddly enough, some platforms have some ISO C99 functions, but not others, so
 * we define the missing functions in terms of their mathematical identities.
 */
#elif (defined(HAVE_EXPL) && defined(HAVE_LOGL))
#define	FUNC_EXP2(x)	expl((x) * logl(2.0))
#elif (defined(HAVE_EXP) && defined(HAVE_LOG))
#define	FUNC_EXP2(x)	(long double)exp((x) * log(2.0))
#elif (defined(HAVE_EXPL) && defined(HAVE_LOGL))
#define	FUNC_EXP10(x)	expl((x) * logl(10.0))
#elif (defined(HAVE_EXP) && defined(HAVE_LOG))
#define	FUNC_EXP10(x)	(long double)exp((x) * log(10.0))
#elif defined(HAVE_LOGL)
#define	FUNC_LOG2(x)	(logl(x) / logl(2.0))
#elif defined(HAVE_LOG10L)
#define	FUNC_LOG2(x)	(log10l(x) / log10l(2.0))
#elif defined(HAVE_LOG2)
#define FUNC_LOG2       (long double)log2
#elif defined(HAVE_LOG)
#define	FUNC_LOG2(x)	((long double)log(x) / log(2.0))
#elif defined(HAVE_LOGL)
#define	FUNC_LOG10(x)	(logl(x) / logl(10.0))
#elif defined(HAVE_LOG2L)
#define	FUNC_LOG10(x)	(log2l(x) / log2l(10.0))
#elif defined(HAVE_LOG10)
#define	FUNC_LOG10(x)	(long double)log10(x)
#elif defined(HAVE_LOG)
#define	FUNC_LOG10(x)	((long double)log(x) / log(10.0))
#ifndef _GNU_SOURCE
#define _GNU_SOURCE
#endif
#include <math.h>
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#if !defined(SOLARIS) && !defined(__CYGWIN__)
#endif
#include <errno.h>
#include <regex.h>
#include <limits.h>

#include "asterisk/ast_expr.h"
#include "asterisk/logger.h"
#if !defined(STANDALONE) && !defined(STANDALONE2)
#if defined(LONG_LONG_MIN) && !defined(QUAD_MIN)
#define QUAD_MIN LONG_LONG_MIN
#endif
#if defined(LONG_LONG_MAX) && !defined(QUAD_MAX)
#define QUAD_MAX LONG_LONG_MAX
#endif

#  if ! defined(QUAD_MIN)
#   define QUAD_MIN     (-0x7fffffffffffffffLL-1)
#  endif
#  if ! defined(QUAD_MAX)
#   define QUAD_MAX     (0x7fffffffffffffffLL)
#  endif
#define YYENABLE_NLS 0
#define YYPARSE_PARAM parseio
#define YYLEX_PARAM ((struct parse_io *)parseio)->scanner
#define YYERROR_VERBOSE 1
extern char extra_error_message[4095];
extern int extra_error_message_supplied;
	AST_EXPR_number, AST_EXPR_numeric_string, AST_EXPR_string
#if defined(STANDALONE) || defined(STANDALONE2)
void ast_log(int level, const char *file, int line, const char *function, const char *fmt, ...) __attribute__ ((format (printf,5,6)));
#endif

struct val {
	enum valtype type;
	union {
		char *s;
		FP___TYPE i; /* either long double, or just double, on a bad day */
enum node_type {
	AST_EXPR_NODE_COMMA, AST_EXPR_NODE_STRING, AST_EXPR_NODE_VAL
} ;

struct expr_node 
{
	enum node_type type;
	struct val *val;
	struct expr_node *left;
	struct expr_node *right;
};


typedef void *yyscan_t;

struct parse_io
{
	char *string;
	struct val *val;
	yyscan_t scanner;
static int		chk_div __P((FP___TYPE, FP___TYPE));
static int		chk_minus __P((FP___TYPE, FP___TYPE, FP___TYPE));
static int		chk_plus __P((FP___TYPE, FP___TYPE, FP___TYPE));
static int		chk_times __P((FP___TYPE, FP___TYPE, FP___TYPE));
static void		free_value __P((struct val *));
static int		is_zero_or_null __P((struct val *));
static int		isstring __P((struct val *));
static struct val	*make_number __P((FP___TYPE));
static struct val	*make_str __P((const char *));
static struct val	*op_and __P((struct val *, struct val *));
static struct val	*op_colon __P((struct val *, struct val *));
static struct val	*op_eqtilde __P((struct val *, struct val *));
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static struct val	*op_tildetilde __P((struct val *, struct val *));
static struct val	*op_div __P((struct val *, struct val *));
static struct val	*op_eq __P((struct val *, struct val *));
static struct val	*op_ge __P((struct val *, struct val *));
static struct val	*op_gt __P((struct val *, struct val *));
static struct val	*op_le __P((struct val *, struct val *));
static struct val	*op_lt __P((struct val *, struct val *));
static struct val	*op_cond __P((struct val *, struct val *, struct val *));
static struct val	*op_minus __P((struct val *, struct val *));
static struct val	*op_negate __P((struct val *));
static struct val	*op_compl __P((struct val *));
static struct val	*op_ne __P((struct val *, struct val *));
static struct val	*op_or __P((struct val *, struct val *));
static struct val	*op_plus __P((struct val *, struct val *));
static struct val	*op_rem __P((struct val *, struct val *));
static struct val	*op_times __P((struct val *, struct val *));
static struct val   *op_func(struct val *funcname, struct expr_node *arglist, struct ast_channel *chan);
static int		to_number __P((struct val *));
static void		to_string __P((struct val *));
static struct expr_node *alloc_expr_node(enum node_type);
static void destroy_arglist(struct expr_node *arglist);

/* uh, if I want to predeclare yylex with a YYLTYPE, I have to predeclare the yyltype... sigh */
typedef struct yyltype
{
  int first_line;
  int first_column;

  int last_line;
  int last_column;
} yyltype;

# define YYLTYPE yyltype
# define YYLTYPE_IS_TRIVIAL 1

/* we will get warning about no prototype for yylex! But we can't
   define it here, we have no definition yet for YYSTYPE. */

int		ast_yyerror(const char *,YYLTYPE *, struct parse_io *);
 
/* I wanted to add args to the yyerror routine, so I could print out
   some useful info about the error. Not as easy as it looks, but it
   is possible. */
#define ast_yyerror(x) ast_yyerror(x,&yyloc,parseio)
#define DESTROY(x) {if((x)->type == AST_EXPR_numeric_string || (x)->type == AST_EXPR_string) free((x)->u.s); (x)->u.s = 0; free(x);}
/* Line 189 of yacc.c  */
#line 419 "ast_expr2.c"
/* Enabling traces.  */
#ifndef YYDEBUG
# define YYDEBUG 0
#endif

/* Enabling verbose error messages.  */
#ifdef YYERROR_VERBOSE
# undef YYERROR_VERBOSE
# define YYERROR_VERBOSE 1
#else
# define YYERROR_VERBOSE 0
#endif

/* Enabling the token table.  */
#ifndef YYTOKEN_TABLE
# define YYTOKEN_TABLE 0
#endif


/* Tokens.  */
#ifndef YYTOKENTYPE
# define YYTOKENTYPE
   /* Put the tokens into the symbol table, so that GDB and other debuggers
      know about them.  */
   enum yytokentype {
     TOK_COMMA = 258,
     TOK_COLONCOLON = 259,
     TOK_COND = 260,
     TOK_OR = 261,
     TOK_AND = 262,
     TOK_NE = 263,
     TOK_LE = 264,
     TOK_GE = 265,
     TOK_LT = 266,
     TOK_GT = 267,
     TOK_EQ = 268,
     TOK_MINUS = 269,
     TOK_PLUS = 270,
     TOK_MOD = 271,
     TOK_DIV = 272,
     TOK_MULT = 273,
     TOK_COMPL = 274,
     TOK_TILDETILDE = 275,
     TOK_EQTILDE = 276,
     TOK_COLON = 277,
     TOK_LP = 278,
     TOK_RP = 279,
     TOKEN = 280
   };
#endif



#if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
typedef union YYSTYPE
{
#line 345 "ast_expr2.y"

/* Line 214 of yacc.c  */
#line 487 "ast_expr2.c"
} 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


/* Copy the second part of user declarations.  */
#line 350 "ast_expr2.y"

extern int		ast_yylex __P((YYSTYPE *, YYLTYPE *, yyscan_t));


/* Line 264 of yacc.c  */
#line 517 "ast_expr2.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;

#ifdef YYTYPE_UINT16
typedef YYTYPE_UINT16 yytype_uint16;
#else
typedef unsigned short int yytype_uint16;

#ifdef YYTYPE_INT16
typedef YYTYPE_INT16 yytype_int16;
#else
typedef short int yytype_int16;

#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
#  if ENABLE_NLS
#   include <libintl.h> /* INFRINGES ON USER NAME SPACE */
#   define YY_(msgid) dgettext ("bison-runtime", msgid)
#  endif
# ifndef YY_
#  define YY_(msgid) msgid
/* 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
/* 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
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#   else
#    define YYSTACK_ALLOC alloca
#    if ! defined _ALLOCA_H && ! defined _STDLIB_H && (defined __STDC__ || defined __C99__FUNC__ \
     || defined __cplusplus || defined _MSC_VER)
#     include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
#     ifndef _STDLIB_H
#      define _STDLIB_H 1
   /* 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 */
#  define YYSTACK_ALLOC YYMALLOC
#  define YYSTACK_FREE YYFREE
#  ifndef YYSTACK_ALLOC_MAXIMUM
#   define YYSTACK_ALLOC_MAXIMUM YYSIZE_MAXIMUM
#  if (defined __cplusplus && ! defined _STDLIB_H \
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       && ! ((defined YYMALLOC || defined malloc) \
	     && (defined YYFREE || defined free)))
#   include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
#   ifndef _STDLIB_H
#    define _STDLIB_H 1
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#   endif
#  endif
#  ifndef YYMALLOC
#   define YYMALLOC malloc
#   if ! defined malloc && ! defined _STDLIB_H && (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 _STDLIB_H && (defined __STDC__ || defined __C99__FUNC__ \
     || defined __cplusplus || defined _MSC_VER)
void free (void *); /* INFRINGES ON USER NAME SPACE */
#   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)) \
/* Copy COUNT objects from FROM to TO.  The source and destination do
   not overlap.  */
# ifndef YYCOPY
#  if defined __GNUC__ && 1 < __GNUC__
#   define YYCOPY(To, From, Count) \
      __builtin_memcpy (To, From, (Count) * sizeof (*(From)))
#  else
#   define YYCOPY(To, From, Count)		\
      do					\
	{					\
	  YYSIZE_T yyi;				\
	  for (yyi = 0; yyi < (Count); yyi++)	\
	    (To)[yyi] = (From)[yyi];		\
	}					\
      while (YYID (0))
#  endif
# endif

/* 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)				\
	YYCOPY (&yyptr->Stack_alloc, Stack, yysize);			\
	Stack = &yyptr->Stack_alloc;					\
	yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM; \
	yyptr += yynewbytes / sizeof (*yyptr);				\
      }									\
/* YYFINAL -- State number of the termination state.  */
/* YYLAST -- Last index in YYTABLE.  */
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#define YYLAST   159
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#define YYNTOKENS  26
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#define YYNSTATES  54

/* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX.  */
#define YYUNDEFTOK  2
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#define YYMAXUTOK   280
#define YYTRANSLATE(YYX)						\
  ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK)

/* YYTRANSLATE[YYLEX] -- Bison symbol number corresponding to YYLEX.  */
{
       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,     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,     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,
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      15,    16,    17,    18,    19,    20,    21,    22,    23,    24,
      25
};

#if YYDEBUG
/* YYPRHS[YYN] -- Index of the first RHS symbol of rule number YYN in
   YYRHS.  */
       0,     0,     3,     5,     6,     8,    12,    15,    20,    22,
      26,    30,    34,    38,    42,    46,    50,    54,    58,    62,
      66,    69,    72,    76,    80,    84,    88,    92,    98
/* YYRHS -- A `-1'-separated list of the rules' RHS.  */
static const yytype_int8 yyrhs[] =
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      27,     0,    -1,    29,    -1,    -1,    29,    -1,    28,     3,
      29,    -1,    28,     3,    -1,    25,    23,    28,    24,    -1,
      25,    -1,    23,    29,    24,    -1,    29,     6,    29,    -1,
      29,     7,    29,    -1,    29,    13,    29,    -1,    29,    12,
      29,    -1,    29,    11,    29,    -1,    29,    10,    29,    -1,
      29,     9,    29,    -1,    29,     8,    29,    -1,    29,    15,
      29,    -1,    29,    14,    29,    -1,    14,    29,    -1,    19,
      29,    -1,    29,    18,    29,    -1,    29,    17,    29,    -1,
      29,    16,    29,    -1,    29,    22,    29,    -1,    29,    21,
      29,    -1,    29,     5,    29,     4,    29,    -1,    29,    20,
      29,    -1
};

/* YYRLINE[YYN] -- source line where rule number YYN was defined.  */
       0,   374,   374,   382,   389,   390,   396,   405,   411,   412,
     416,   420,   424,   428,   432,   436,   440,   444,   448,   452,
     456,   460,   464,   468,   472,   476,   480,   484,   489
#if YYDEBUG || YYERROR_VERBOSE || YYTOKEN_TABLE
/* 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", "TOK_COMMA", "TOK_COLONCOLON",
  "TOK_COND", "TOK_OR", "TOK_AND", "TOK_NE", "TOK_LE", "TOK_GE", "TOK_LT",
  "TOK_GT", "TOK_EQ", "TOK_MINUS", "TOK_PLUS", "TOK_MOD", "TOK_DIV",
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  "TOK_MULT", "TOK_COMPL", "TOK_TILDETILDE", "TOK_EQTILDE", "TOK_COLON",
  "TOK_LP", "TOK_RP", "TOKEN", "$accept", "start", "arglist", "expr", 0
};
#endif

# ifdef YYPRINT
/* YYTOKNUM[YYLEX-NUM] -- Internal token number corresponding to
   token YYLEX-NUM.  */
{
       0,   256,   257,   258,   259,   260,   261,   262,   263,   264,
     265,   266,   267,   268,   269,   270,   271,   272,   273,   274,
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     275,   276,   277,   278,   279,   280
};
# endif

/* YYR1[YYN] -- Symbol number of symbol that rule YYN derives.  */
       0,    26,    27,    27,    28,    28,    28,    29,    29,    29,
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      29,    29,    29,    29,    29,    29,    29,    29,    29,    29,
};

/* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN.  */
       0,     2,     1,     0,     1,     3,     2,     4,     1,     3,
       3,     3,     3,     3,     3,     3,     3,     3,     3,     3,
       2,     2,     3,     3,     3,     3,     3,     5,     3
/* YYDEFACT[STATE-NAME] -- Default rule to reduce with in state
   STATE-NUM when YYTABLE doesn't specify something else to do.  Zero
   means the default is an error.  */
       0,     0,     0,     0,     0,     0,     0,     0,     0,     9,
       0,     4,     0,    10,    11,    17,    16,    15,    14,    13,
      12,    19,    18,    24,    23,    22,    28,    26,    25,     6,
       7,     0,     5,    27
/* YYDEFGOTO[NTERM-NUM].  */
static const yytype_int8 yydefgoto[] =
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      -1,     5,    30,     6
};

/* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
   STATE-NUM.  */
#define YYPACT_NINF -18
static const yytype_int16 yypact[] =
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     118,   118,   118,   118,   -15,     6,    65,   -17,   -17,    25,
     118,   -18,   118,   118,   118,   118,   118,   118,   118,   118,
     118,   118,   118,   118,   118,   118,   118,   118,   118,   -18,
       4,    65,    47,    98,   113,   130,   130,   130,   130,   130,
     130,   137,   137,   -17,   -17,   -17,   -18,   -18,   -18,   118,
     -18,   118,    65,    82
};

/* 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 zero, do what YYDEFACT says.
   If YYTABLE_NINF, syntax error.  */
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       7,     8,     9,    26,    27,    28,    11,    49,    10,    31,
       0,    32,    33,    34,    35,    36,    37,    38,    39,    40,
      41,    42,    43,    44,    45,    46,    47,    48,    50,     0,
      12,    13,    14,    15,    16,    17,    18,    19,    20,    21,
      22,    23,    24,    25,     0,    26,    27,    28,    52,    29,
      53,    51,    12,    13,    14,    15,    16,    17,    18,    19,
      20,    21,    22,    23,    24,    25,     0,    26,    27,    28,
      12,    13,    14,    15,    16,    17,    18,    19,    20,    21,
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      22,    23,    24,    25,     0,    26,    27,    28,    13,    14,
      15,    16,    17,    18,    19,    20,    21,    22,    23,    24,
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      25,     0,    26,    27,    28,    14,    15,    16,    17,    18,
      19,    20,    21,    22,    23,    24,    25,     0,    26,    27,
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      28,    15,    16,    17,    18,    19,    20,    21,    22,    23,
      24,    25,     1,    26,    27,    28,     0,     2,     0,     0,
       0,     3,     0,     4,    21,    22,    23,    24,    25,     0,
      26,    27,    28,    23,    24,    25,     0,    26,    27,    28
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       1,     2,     3,    20,    21,    22,     0,     3,    23,    10,
      -1,    12,    13,    14,    15,    16,    17,    18,    19,    20,
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      21,    22,    23,    24,    25,    26,    27,    28,    24,    -1,
       5,     6,     7,     8,     9,    10,    11,    12,    13,    14,
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      15,    16,    17,    18,    -1,    20,    21,    22,    49,    24,
      51,     4,     5,     6,     7,     8,     9,    10,    11,    12,
      13,    14,    15,    16,    17,    18,    -1,    20,    21,    22,
       5,     6,     7,     8,     9,    10,    11,    12,    13,    14,
      15,    16,    17,    18,    -1,    20,    21,    22,     6,     7,
       8,     9,    10,    11,    12,    13,    14,    15,    16,    17,
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      18,    -1,    20,    21,    22,     7,     8,     9,    10,    11,
      12,    13,    14,    15,    16,    17,    18,    -1,    20,    21,
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      22,     8,     9,    10,    11,    12,    13,    14,    15,    16,
      17,    18,    14,    20,    21,    22,    -1,    19,    -1,    -1,
      -1,    23,    -1,    25,    14,    15,    16,    17,    18,    -1,
      20,    21,    22,    16,    17,    18,    -1,    20,    21,    22
};

/* YYSTOS[STATE-NUM] -- The (internal number of the) accessing
   symbol of state STATE-NUM.  */
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       0,    14,    19,    23,    25,    27,    29,    29,    29,    29,
      23,     0,     5,     6,     7,     8,     9,    10,    11,    12,
      13,    14,    15,    16,    17,    18,    20,    21,    22,    24,
      28,    29,    29,    29,    29,    29,    29,    29,    29,    29,
      29,    29,    29,    29,    29,    29,    29,    29,    29,     3,
      24,     4,    29,    29
};

#define yyerrok		(yyerrstatus = 0)
#define yyclearin	(yychar = YYEMPTY)
#define YYEMPTY		(-2)
#define YYEOF		0

#define YYACCEPT	goto yyacceptlab
#define YYABORT		goto yyabortlab

/* Like YYERROR except do call yyerror.  This remains here temporarily
   to ease the transition to the new meaning of YYERROR, for GCC.
   Once GCC version 2 has supplanted version 1, this can go.  */

#define YYFAIL		goto yyerrlab

#define YYRECOVERING()  (!!yyerrstatus)

#define YYBACKUP(Token, Value)					\
do								\
  if (yychar == YYEMPTY && yylen == 1)				\
    {								\
      yychar = (Token);						\
      yylval = (Value);						\
      yytoken = YYTRANSLATE (yychar);				\
    {								\
      yyerror (YY_("syntax error: cannot back up")); \
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/* YYLLOC_DEFAULT -- Set CURRENT to span from RHS[1] to RHS[N].
   If N is 0, then set CURRENT to the empty location which ends
   the previous symbol: RHS[0] (always defined).  */

#define YYRHSLOC(Rhs, K) ((Rhs)[K])
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# define YYLLOC_DEFAULT(Current, Rhs, N)				\