Added aio and eventfd support, along with sleep and yes utilities

1 files changed, 0 insertions, 2645 deletions

diff --git a/scripts/kconfig/parser.tab.c b/scripts/kconfig/parser.tab.c
deleted file mode 100644
index c306b2fc..00000000
--- a/scripts/kconfig/parser.tab.c
+++ /dev/null
@@ -1,2645 +0,0 @@
-/* A Bison parser, made by GNU Bison 2.3.  */
-
-/* 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 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., 51 Franklin Street, Fifth Floor,
-   Boston, MA 02110-1301, USA.  */
-
-/* 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 "2.3"
-
-/* Skeleton name.  */
-#define YYSKELETON_NAME "yacc.c"
-
-/* Pure parsers.  */
-#define YYPURE 0
-
-/* Using locations.  */
-#define YYLSP_NEEDED 0
-
-
-
-/* Tokens.  */
-#ifndef YYTOKENTYPE
-# define YYTOKENTYPE
-   /* Put the tokens into the symbol table, so that GDB and other debuggers
-      know about them.  */
-   enum yytokentype {
-     T_HELPTEXT = 258,
-     T_WORD = 259,
-     T_WORD_QUOTE = 260,
-     T_BOOL = 261,
-     T_CHOICE = 262,
-     T_CLOSE_PAREN = 263,
-     T_COLON_EQUAL = 264,
-     T_COMMENT = 265,
-     T_CONFIG = 266,
-     T_DEFAULT = 267,
-     T_DEF_BOOL = 268,
-     T_DEF_TRISTATE = 269,
-     T_DEPENDS = 270,
-     T_ENDCHOICE = 271,
-     T_ENDIF = 272,
-     T_ENDMENU = 273,
-     T_HELP = 274,
-     T_HEX = 275,
-     T_IF = 276,
-     T_IMPLY = 277,
-     T_INT = 278,
-     T_MAINMENU = 279,
-     T_MENU = 280,
-     T_MENUCONFIG = 281,
-     T_MODULES = 282,
-     T_ON = 283,
-     T_OPEN_PAREN = 284,
-     T_PLUS_EQUAL = 285,
-     T_PROMPT = 286,
-     T_RANGE = 287,
-     T_SELECT = 288,
-     T_SOURCE = 289,
-     T_STRING = 290,
-     T_TRANSITIONAL = 291,
-     T_TRISTATE = 292,
-     T_VISIBLE = 293,
-     T_EOL = 294,
-     T_ASSIGN_VAL = 295,
-     T_OR = 296,
-     T_AND = 297,
-     T_UNEQUAL = 298,
-     T_EQUAL = 299,
-     T_GREATER_EQUAL = 300,
-     T_GREATER = 301,
-     T_LESS_EQUAL = 302,
-     T_LESS = 303,
-     T_NOT = 304
-   };
-#endif
-/* Tokens.  */
-#define T_HELPTEXT 258
-#define T_WORD 259
-#define T_WORD_QUOTE 260
-#define T_BOOL 261
-#define T_CHOICE 262
-#define T_CLOSE_PAREN 263
-#define T_COLON_EQUAL 264
-#define T_COMMENT 265
-#define T_CONFIG 266
-#define T_DEFAULT 267
-#define T_DEF_BOOL 268
-#define T_DEF_TRISTATE 269
-#define T_DEPENDS 270
-#define T_ENDCHOICE 271
-#define T_ENDIF 272
-#define T_ENDMENU 273
-#define T_HELP 274
-#define T_HEX 275
-#define T_IF 276
-#define T_IMPLY 277
-#define T_INT 278
-#define T_MAINMENU 279
-#define T_MENU 280
-#define T_MENUCONFIG 281
-#define T_MODULES 282
-#define T_ON 283
-#define T_OPEN_PAREN 284
-#define T_PLUS_EQUAL 285
-#define T_PROMPT 286
-#define T_RANGE 287
-#define T_SELECT 288
-#define T_SOURCE 289
-#define T_STRING 290
-#define T_TRANSITIONAL 291
-#define T_TRISTATE 292
-#define T_VISIBLE 293
-#define T_EOL 294
-#define T_ASSIGN_VAL 295
-#define T_OR 296
-#define T_AND 297
-#define T_UNEQUAL 298
-#define T_EQUAL 299
-#define T_GREATER_EQUAL 300
-#define T_GREATER 301
-#define T_LESS_EQUAL 302
-#define T_LESS 303
-#define T_NOT 304
-
-
-
-
-/* Copy the first part of user declarations.  */
-#line 5 "parser.y"
-
-
-#include <ctype.h>
-#include <stdarg.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <stdbool.h>
-
-#include <xalloc.h>
-#include "lkc.h"
-#include "internal.h"
-#include "preprocess.h"
-
-#define printd(mask, fmt...) if (cdebug & (mask)) printf(fmt)
-
-#define PRINTD		0x0001
-#define DEBUG_PARSE	0x0002
-
-int cdebug = PRINTD;
-
-static void yyerror(const char *err);
-static void zconf_error(const char *err, ...);
-static bool zconf_endtoken(const char *tokenname,
-			   const char *expected_tokenname);
-
-struct menu *current_menu, *current_entry, *current_choice;
-
-
-
-/* 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
-
-#if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
-typedef union YYSTYPE
-#line 36 "parser.y"
-{
-	char *string;
-	struct symbol *symbol;
-	struct expr *expr;
-	struct menu *menu;
-	enum symbol_type type;
-	enum variable_flavor flavor;
-}
-/* Line 193 of yacc.c.  */
-#line 233 "parser.tab.c"
-	YYSTYPE;
-# define yystype YYSTYPE /* obsolescent; will be withdrawn */
-# define YYSTYPE_IS_DECLARED 1
-# define YYSTYPE_IS_TRIVIAL 1
-#endif
-
-
-
-/* Copy the second part of user declarations.  */
-
-
-/* Line 216 of yacc.c.  */
-#line 246 "parser.tab.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
-
-/* 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 i)
-#else
-static int
-YYID (i)
-    int i;
-#endif
-{
-  return i;
-}
-#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 _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
-#     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 _STDLIB_H \
-       && ! ((defined YYMALLOC || defined malloc) \
-	     && (defined YYFREE || defined free)))
-#   include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
-#   ifndef _STDLIB_H
-#    define _STDLIB_H 1
-#   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
-#endif /* ! defined yyoverflow || YYERROR_VERBOSE */
-
-
-#if (! defined yyoverflow \
-     && (! defined __cplusplus \
-	 || (defined YYSTYPE_IS_TRIVIAL && YYSTYPE_IS_TRIVIAL)))
-
-/* A type that is properly aligned for any stack member.  */
-union yyalloc
-{
-  yytype_int16 yyss;
-  YYSTYPE yyvs;
-  };
-
-/* 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)) \
-      + YYSTACK_GAP_MAXIMUM)
-
-/* 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)					\
-    do									\
-      {									\
-	YYSIZE_T yynewbytes;						\
-	YYCOPY (&yyptr->Stack, Stack, yysize);				\
-	Stack = &yyptr->Stack;						\
-	yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM; \
-	yyptr += yynewbytes / sizeof (*yyptr);				\
-      }									\
-    while (YYID (0))
-
-#endif
-
-/* YYFINAL -- State number of the termination state.  */
-#define YYFINAL  6
-/* YYLAST -- Last index in YYTABLE.  */
-#define YYLAST   181
-
-/* YYNTOKENS -- Number of terminals.  */
-#define YYNTOKENS  50
-/* YYNNTS -- Number of nonterminals.  */
-#define YYNNTS  45
-/* YYNRULES -- Number of rules.  */
-#define YYNRULES  101
-/* YYNRULES -- Number of states.  */
-#define YYNSTATES  178
-
-/* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX.  */
-#define YYUNDEFTOK  2
-#define YYMAXUTOK   304
-
-#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,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     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,
-      45,    46,    47,    48,    49
-};
-
-#if YYDEBUG
-/* YYPRHS[YYN] -- Index of the first RHS symbol of rule number YYN in
-   YYRHS.  */
-static const yytype_uint16 yyprhs[] =
-{
-       0,     0,     3,     6,     8,    12,    13,    16,    19,    22,
-      25,    28,    31,    34,    37,    42,    46,    47,    50,    53,
-      56,    60,    64,    67,    71,    74,    75,    78,    81,    84,
-      88,    93,    96,   101,   106,   111,   117,   120,   123,   126,
-     128,   132,   133,   136,   139,   142,   147,   152,   154,   156,
-     158,   160,   162,   164,   166,   168,   172,   174,   178,   182,
-     186,   189,   191,   195,   196,   199,   202,   206,   210,   213,
-     214,   217,   220,   223,   228,   232,   233,   236,   239,   242,
-     245,   246,   249,   251,   255,   259,   263,   267,   271,   275,
-     279,   282,   286,   290,   292,   294,   296,   301,   303,   305,
-     307,   308
-};
-
-/* YYRHS -- A `-1'-separated list of the rules' RHS.  */
-static const yytype_int8 yyrhs[] =
-{
-      51,     0,    -1,    52,    53,    -1,    53,    -1,    24,     5,
-      39,    -1,    -1,    53,    92,    -1,    53,    64,    -1,    53,
-      80,    -1,    53,    56,    -1,    53,    71,    -1,    53,    76,
-      -1,    53,    58,    -1,    53,    78,    -1,    53,     4,     1,
-      39,    -1,    53,     1,    39,    -1,    -1,    54,    80,    -1,
-      54,    56,    -1,    54,    72,    -1,    54,     1,    39,    -1,
-      11,    90,    39,    -1,    55,    59,    -1,    26,    90,    39,
-      -1,    57,    59,    -1,    -1,    59,    60,    -1,    59,    84,
-      -1,    59,    83,    -1,    67,    86,    39,    -1,    31,     5,
-      88,    39,    -1,    36,    39,    -1,    68,    89,    88,    39,
-      -1,    33,    90,    88,    39,    -1,    22,    90,    88,    39,
-      -1,    32,    91,    91,    88,    39,    -1,    27,    39,    -1,
-       7,    39,    -1,    61,    65,    -1,    87,    -1,    62,    54,
-      63,    -1,    -1,    65,    66,    -1,    65,    84,    -1,    65,
-      83,    -1,    31,     5,    88,    39,    -1,    12,    90,    88,
-      39,    -1,     6,    -1,    37,    -1,    23,    -1,    20,    -1,
-      35,    -1,    12,    -1,    13,    -1,    14,    -1,    21,    89,
-      39,    -1,    87,    -1,    69,    53,    70,    -1,    69,    54,
-      70,    -1,    25,     5,    39,    -1,    73,    77,    -1,    87,
-      -1,    74,    53,    75,    -1,    -1,    77,    85,    -1,    77,
-      84,    -1,    34,     5,    39,    -1,    10,     5,    39,    -1,
-      79,    81,    -1,    -1,    81,    84,    -1,    19,    39,    -1,
-      82,     3,    -1,    15,    28,    89,    39,    -1,    38,    88,
-      39,    -1,    -1,     5,    88,    -1,    18,    39,    -1,    16,
-      39,    -1,    17,    39,    -1,    -1,    21,    89,    -1,    91,
-      -1,    91,    48,    91,    -1,    91,    47,    91,    -1,    91,
-      46,    91,    -1,    91,    45,    91,    -1,    91,    44,    91,
-      -1,    91,    43,    91,    -1,    29,    89,     8,    -1,    49,
-      89,    -1,    89,    41,    89,    -1,    89,    42,    89,    -1,
-       4,    -1,    90,    -1,     5,    -1,     4,    93,    94,    39,
-      -1,    44,    -1,     9,    -1,    30,    -1,    -1,    40,    -1
-};
-
-/* YYRLINE[YYN] -- source line where rule number YYN was defined.  */
-static const yytype_uint16 yyrline[] =
-{
-       0,   108,   108,   108,   112,   117,   119,   120,   121,   122,
-     123,   124,   125,   126,   127,   128,   131,   133,   134,   135,
-     136,   141,   147,   175,   181,   190,   192,   193,   194,   197,
-     203,   209,   215,   224,   230,   236,   242,   252,   263,   276,
-     286,   289,   291,   292,   293,   296,   302,   309,   310,   311,
-     312,   313,   316,   317,   318,   322,   330,   338,   341,   346,
-     353,   358,   366,   369,   371,   372,   375,   384,   391,   394,
-     396,   401,   407,   425,   432,   439,   441,   446,   447,   448,
-     451,   452,   455,   456,   457,   458,   459,   460,   461,   462,
-     463,   464,   465,   469,   471,   472,   477,   480,   481,   482,
-     486,   487
-};
-#endif
-
-#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", "T_HELPTEXT", "T_WORD", "T_WORD_QUOTE",
-  "T_BOOL", "T_CHOICE", "T_CLOSE_PAREN", "T_COLON_EQUAL", "T_COMMENT",
-  "T_CONFIG", "T_DEFAULT", "T_DEF_BOOL", "T_DEF_TRISTATE", "T_DEPENDS",
-  "T_ENDCHOICE", "T_ENDIF", "T_ENDMENU", "T_HELP", "T_HEX", "T_IF",
-  "T_IMPLY", "T_INT", "T_MAINMENU", "T_MENU", "T_MENUCONFIG", "T_MODULES",
-  "T_ON", "T_OPEN_PAREN", "T_PLUS_EQUAL", "T_PROMPT", "T_RANGE",
-  "T_SELECT", "T_SOURCE", "T_STRING", "T_TRANSITIONAL", "T_TRISTATE",
-  "T_VISIBLE", "T_EOL", "T_ASSIGN_VAL", "T_OR", "T_AND", "T_UNEQUAL",
-  "T_EQUAL", "T_GREATER_EQUAL", "T_GREATER", "T_LESS_EQUAL", "T_LESS",
-  "T_NOT", "$accept", "input", "mainmenu_stmt", "stmt_list",
-  "stmt_list_in_choice", "config_entry_start", "config_stmt",
-  "menuconfig_entry_start", "menuconfig_stmt", "config_option_list",
-  "config_option", "choice", "choice_entry", "choice_end", "choice_stmt",
-  "choice_option_list", "choice_option", "type", "default", "if_entry",
-  "if_end", "if_stmt", "if_stmt_in_choice", "menu", "menu_entry",
-  "menu_end", "menu_stmt", "menu_option_list", "source_stmt", "comment",
-  "comment_stmt", "comment_option_list", "help_start", "help", "depends",
-  "visible", "prompt_stmt_opt", "end", "if_expr", "expr",
-  "nonconst_symbol", "symbol", "assignment_stmt", "assign_op",
-  "assign_val", 0
-};
-#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,   300,   301,   302,   303,   304
-};
-# endif
-
-/* YYR1[YYN] -- Symbol number of symbol that rule YYN derives.  */
-static const yytype_uint8 yyr1[] =
-{
-       0,    50,    51,    51,    52,    53,    53,    53,    53,    53,
-      53,    53,    53,    53,    53,    53,    54,    54,    54,    54,
-      54,    55,    56,    57,    58,    59,    59,    59,    59,    60,
-      60,    60,    60,    60,    60,    60,    60,    61,    62,    63,
-      64,    65,    65,    65,    65,    66,    66,    67,    67,    67,
-      67,    67,    68,    68,    68,    69,    70,    71,    72,    73,
-      74,    75,    76,    77,    77,    77,    78,    79,    80,    81,
-      81,    82,    83,    84,    85,    86,    86,    87,    87,    87,
-      88,    88,    89,    89,    89,    89,    89,    89,    89,    89,
-      89,    89,    89,    90,    91,    91,    92,    93,    93,    93,
-      94,    94
-};
-
-/* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN.  */
-static const yytype_uint8 yyr2[] =
-{
-       0,     2,     2,     1,     3,     0,     2,     2,     2,     2,
-       2,     2,     2,     2,     4,     3,     0,     2,     2,     2,
-       3,     3,     2,     3,     2,     0,     2,     2,     2,     3,
-       4,     2,     4,     4,     4,     5,     2,     2,     2,     1,
-       3,     0,     2,     2,     2,     4,     4,     1,     1,     1,
-       1,     1,     1,     1,     1,     3,     1,     3,     3,     3,
-       2,     1,     3,     0,     2,     2,     3,     3,     2,     0,
-       2,     2,     2,     4,     3,     0,     2,     2,     2,     2,
-       0,     2,     1,     3,     3,     3,     3,     3,     3,     3,
-       2,     3,     3,     1,     1,     1,     4,     1,     1,     1,
-       0,     1
-};
-
-/* 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.  */
-static const yytype_uint8 yydefact[] =
-{
-       5,     0,     0,     5,     0,     0,     1,     0,     0,     0,
-       0,     0,     0,     0,     0,     0,     0,    25,     9,    25,
-      12,    41,    16,     7,     5,    10,    63,     5,    11,    13,
-      69,     8,     6,     4,    15,     0,    98,    99,    97,   100,
-      37,     0,    93,     0,    95,     0,     0,     0,    94,    82,
-       0,     0,     0,    22,    24,    38,     0,     0,    60,     0,
-      68,    14,   101,     0,    67,    21,     0,    90,    55,     0,
-       0,     0,     0,     0,     0,     0,     0,    59,    23,    66,
-      47,    52,    53,    54,     0,     0,    50,     0,    49,     0,
-       0,     0,     0,    51,     0,    48,    26,    75,     0,     0,
-      28,    27,     0,     0,    42,    44,    43,     0,     0,     0,
-       0,    18,    40,    16,    19,    17,    39,    57,    56,    80,
-      65,    64,    62,    61,    70,    96,    89,    91,    92,    88,
-      87,    86,    85,    84,    83,     0,    71,    80,    36,    80,
-       0,    80,    31,    80,     0,    80,    72,    80,    80,    20,
-      78,    79,    77,     0,     0,     0,     0,     0,     0,    80,
-       0,    76,    29,     0,     0,     0,    58,    81,    74,    73,
-      34,    30,     0,    33,    32,    46,    45,    35
-};
-
-/* YYDEFGOTO[NTERM-NUM].  */
-static const yytype_int16 yydefgoto[] =
-{
-      -1,     2,     3,     4,    56,    17,    18,    19,    20,    53,
-      96,    21,    22,   112,    23,    55,   104,    97,    98,    24,
-     117,    25,   114,    26,    27,   122,    28,    58,    29,    30,
-      31,    60,    99,   100,   101,   121,   144,   118,   155,    47,
-      48,    49,    32,    39,    63
-};
-
-/* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
-   STATE-NUM.  */
-#define YYPACT_NINF -63
-static const yytype_int16 yypact[] =
-{
-       4,    15,    26,   -63,    35,     9,   -63,    63,    23,    14,
-      29,    42,    61,     2,    67,    61,    72,   -63,   -63,   -63,
-     -63,   -63,   -63,   -63,   -63,   -63,   -63,   -63,   -63,   -63,
-     -63,   -63,   -63,   -63,   -63,    48,   -63,   -63,   -63,    39,
-     -63,    53,   -63,    57,   -63,     2,     2,    52,   -63,   124,
-      59,    64,    68,   117,   117,    40,    65,   101,     3,   101,
-      89,   -63,   -63,    71,   -63,   -63,     8,   -63,   -63,     2,
-       2,    17,    17,    17,    17,    17,    17,   -63,   -63,   -63,
-     -63,   -63,   -63,   -63,    78,    75,   -63,    61,   -63,    81,
-     116,    17,    61,   -63,    85,   -63,   -63,   120,     2,   125,
-     -63,   -63,    61,   128,   -63,   -63,   -63,    95,    99,   102,
-     103,   -63,   -63,   -63,   -63,   -63,   -63,   -63,   -63,   122,
-     -63,   -63,   -63,   -63,   -63,   -63,   -63,   104,   -63,   -63,
-     -63,   -63,   -63,   -63,   -63,     2,   -63,   122,   -63,   122,
-      17,   122,   -63,   122,   106,    -4,   -63,   122,   122,   -63,
-     -63,   -63,   -63,    65,     2,   108,    74,   112,   119,   122,
-     121,   -63,   -63,   123,   134,   135,   -63,    -8,   -63,   -63,
-     -63,   -63,   136,   -63,   -63,   -63,   -63,   -63
-};
-
-/* YYPGOTO[NTERM-NUM].  */
-static const yytype_int16 yypgoto[] =
-{
-     -63,   -63,   -63,    16,    43,   -63,   -54,   -63,   -63,   145,
-     -63,   -63,   -63,   -63,   -63,   -63,   -63,   -63,   -63,   -53,
-      25,   -63,   -63,   -63,   -63,   -63,   -63,   -63,   -63,   -63,
-     -52,   -63,   -63,   126,   -28,   -63,   -63,    -2,    18,   -45,
-      -7,   -62,   -63,   -63,   -63
-};
-
-/* 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.  */
-#define YYTABLE_NINF -4
-static const yytype_int16 yytable[] =
-{
-      66,    67,   111,   113,   115,    43,    42,    44,    51,   129,
-     130,   131,   132,   133,   134,    35,   126,   154,    84,     7,
-       5,    42,    44,    36,   127,   128,     6,   106,     1,   140,
-     120,    45,   124,    69,    70,    -3,     8,    69,    70,     9,
-      57,   119,    10,    59,    37,    11,    12,    41,    33,    69,
-      70,    46,   102,   145,   116,    84,    13,   123,    38,    85,
-      14,    15,    34,    -2,     8,    42,   107,     9,    40,    16,
-      10,   103,    50,    11,    12,    11,    12,    52,   159,    62,
-     137,   108,   109,   110,    13,   141,    13,    61,    14,    15,
-     156,    68,    64,    69,    70,   147,    65,    16,    77,   111,
-     113,   115,     8,    78,    84,     9,   135,    79,    10,   167,
-     125,    11,    12,   169,   136,    69,    70,   108,   109,   110,
-     138,   139,    13,    80,   142,   143,    14,    15,   146,    81,
-      82,    83,    84,   148,   149,    16,    85,    86,   150,    87,
-      88,   151,   152,   154,    89,   162,    70,   168,    90,    91,
-      92,   170,    93,    94,    95,   157,   153,   158,   171,   160,
-     173,   161,   174,   163,    54,   164,   165,    71,    72,    73,
-      74,    75,    76,   175,   176,   177,     0,   172,   166,     0,
-       0,   105
-};
-
-static const yytype_int16 yycheck[] =
-{
-      45,    46,    56,    56,    56,    12,     4,     5,    15,    71,
-      72,    73,    74,    75,    76,     1,     8,    21,    15,     3,
-       5,     4,     5,     9,    69,    70,     0,    55,    24,    91,
-      58,    29,    60,    41,    42,     0,     1,    41,    42,     4,
-      24,    38,     7,    27,    30,    10,    11,     5,    39,    41,
-      42,    49,    12,    98,    56,    15,    21,    59,    44,    19,
-      25,    26,    39,     0,     1,     4,     1,     4,    39,    34,
-       7,    31,     5,    10,    11,    10,    11,     5,   140,    40,
-      87,    16,    17,    18,    21,    92,    21,    39,    25,    26,
-     135,    39,    39,    41,    42,   102,    39,    34,    39,   153,
-     153,   153,     1,    39,    15,     4,    28,    39,     7,   154,
-      39,    10,    11,    39,    39,    41,    42,    16,    17,    18,
-      39,     5,    21,     6,    39,     5,    25,    26,     3,    12,
-      13,    14,    15,     5,    39,    34,    19,    20,    39,    22,
-      23,    39,    39,    21,    27,    39,    42,    39,    31,    32,
-      33,    39,    35,    36,    37,   137,   113,   139,    39,   141,
-      39,   143,    39,   145,    19,   147,   148,    43,    44,    45,
-      46,    47,    48,    39,    39,    39,    -1,   159,   153,    -1,
-      -1,    55
-};
-
-/* YYSTOS[STATE-NUM] -- The (internal number of the) accessing
-   symbol of state STATE-NUM.  */
-static const yytype_uint8 yystos[] =
-{
-       0,    24,    51,    52,    53,     5,     0,    53,     1,     4,
-       7,    10,    11,    21,    25,    26,    34,    55,    56,    57,
-      58,    61,    62,    64,    69,    71,    73,    74,    76,    78,
-      79,    80,    92,    39,    39,     1,     9,    30,    44,    93,
-      39,     5,     4,    90,     5,    29,    49,    89,    90,    91,
-       5,    90,     5,    59,    59,    65,    54,    53,    77,    53,
-      81,    39,    40,    94,    39,    39,    89,    89,    39,    41,
-      42,    43,    44,    45,    46,    47,    48,    39,    39,    39,
-       6,    12,    13,    14,    15,    19,    20,    22,    23,    27,
-      31,    32,    33,    35,    36,    37,    60,    67,    68,    82,
-      83,    84,    12,    31,    66,    83,    84,     1,    16,    17,
-      18,    56,    63,    69,    72,    80,    87,    70,    87,    38,
-      84,    85,    75,    87,    84,    39,     8,    89,    89,    91,
-      91,    91,    91,    91,    91,    28,    39,    90,    39,     5,
-      91,    90,    39,     5,    86,    89,     3,    90,     5,    39,
-      39,    39,    39,    54,    21,    88,    89,    88,    88,    91,
-      88,    88,    39,    88,    88,    88,    70,    89,    39,    39,
-      39,    39,    88,    39,    39,    39,    39,    39
-};
-
-#define yyerrok		(yyerrstatus = 0)
-#define yyclearin	(yychar = YYEMPTY)
-#define YYEMPTY		(-2)
-#define YYEOF		0
-
-#define YYACCEPT	goto yyacceptlab
-#define YYABORT		goto yyabortlab
-#define YYERROR		goto yyerrorlab
-
-
-/* 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);				\
-      YYPOPSTACK (1);						\
-      goto yybackup;						\
-    }								\
-  else								\
-    {								\
-      yyerror (YY_("syntax error: cannot back up")); \
-      YYERROR;							\
-    }								\
-while (YYID (0))
-
-
-#define YYTERROR	1
-#define YYERRCODE	256
-
-
-/* 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])
-#ifndef YYLLOC_DEFAULT
-# define YYLLOC_DEFAULT(Current, Rhs, N)				\
-    do									\
-      if (YYID (N))                                                    \
-	{								\
-	  (Current).first_line   = YYRHSLOC (Rhs, 1).first_line;	\
-	  (Current).first_column = YYRHSLOC (Rhs, 1).first_column;	\
-	  (Current).last_line    = YYRHSLOC (Rhs, N).last_line;		\
-	  (Current).last_column  = YYRHSLOC (Rhs, N).last_column;	\
-	}								\
-      else								\
-	{								\
-	  (Current).first_line   = (Current).last_line   =		\
-	    YYRHSLOC (Rhs, 0).last_line;				\
-	  (Current).first_column = (Current).last_column =		\
-	    YYRHSLOC (Rhs, 0).last_column;				\
-	}								\
-    while (YYID (0))
-#endif
-
-
-/* YY_LOCATION_PRINT -- Print the location on the stream.
-   This macro was not mandated originally: define only if we know
-   we won't break user code: when these are the locations we know.  */
-
-#ifndef YY_LOCATION_PRINT
-# if defined YYLTYPE_IS_TRIVIAL && YYLTYPE_IS_TRIVIAL
-#  define YY_LOCATION_PRINT(File, Loc)			\
-     fprintf (File, "%d.%d-%d.%d",			\
-	      (Loc).first_line, (Loc).first_column,	\
-	      (Loc).last_line,  (Loc).last_column)
-# else
-#  define YY_LOCATION_PRINT(File, Loc) ((void) 0)
-# endif
-#endif
-
-
-/* YYLEX -- calling `yylex' with the right arguments.  */
-
-#ifdef YYLEX_PARAM
-# define YYLEX yylex (YYLEX_PARAM)
-#else
-# define YYLEX yylex ()
-#endif
-
-/* Enable debugging if requested.  */
-#if YYDEBUG
-
-# ifndef YYFPRINTF
-#  include <stdio.h> /* INFRINGES ON USER NAME SPACE */
-#  define YYFPRINTF fprintf
-# endif
-
-# define YYDPRINTF(Args)			\
-do {						\
-  if (yydebug)					\
-    YYFPRINTF Args;				\
-} while (YYID (0))
-
-# define YY_SYMBOL_PRINT(Title, Type, Value, Location)			  \
-do {									  \
-  if (yydebug)								  \
-    {									  \
-      YYFPRINTF (stderr, "%s ", Title);					  \
-      yy_symbol_print (stderr,						  \
-		  Type, Value); \
-      YYFPRINTF (stderr, "\n");						  \
-    }									  \
-} while (YYID (0))
-
-
-/*--------------------------------.
-| Print this symbol on YYOUTPUT.  |
-`--------------------------------*/
-
-/*ARGSUSED*/
-#if (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
-static void
-yy_symbol_value_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep)
-#else
-static void
-yy_symbol_value_print (yyoutput, yytype, yyvaluep)
-    FILE *yyoutput;
-    int yytype;
-    YYSTYPE const * const yyvaluep;
-#endif
-{
-  if (!yyvaluep)
-    return;
-# ifdef YYPRINT
-  if (yytype < YYNTOKENS)
-    YYPRINT (yyoutput, yytoknum[yytype], *yyvaluep);
-# else
-  YYUSE (yyoutput);
-# endif
-  switch (yytype)
-    {
-      default:
-	break;
-    }
-}
-
-
-/*--------------------------------.
-| Print this symbol on YYOUTPUT.  |
-`--------------------------------*/
-
-#if (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
-static void
-yy_symbol_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep)
-#else
-static void
-yy_symbol_print (yyoutput, yytype, yyvaluep)
-    FILE *yyoutput;
-    int yytype;
-    YYSTYPE const * const yyvaluep;
-#endif
-{
-  if (yytype < YYNTOKENS)
-    YYFPRINTF (yyoutput, "token %s (", yytname[yytype]);
-  else
-    YYFPRINTF (yyoutput, "nterm %s (", yytname[yytype]);
-
-  yy_symbol_value_print (yyoutput, yytype, yyvaluep);
-  YYFPRINTF (yyoutput, ")");
-}
-
-/*------------------------------------------------------------------.
-| yy_stack_print -- Print the state stack from its BOTTOM up to its |
-| TOP (included).                                                   |
-`------------------------------------------------------------------*/
-
-#if (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
-static void
-yy_stack_print (yytype_int16 *bottom, yytype_int16 *top)
-#else
-static void
-yy_stack_print (bottom, top)
-    yytype_int16 *bottom;
-    yytype_int16 *top;
-#endif
-{
-  YYFPRINTF (stderr, "Stack now");
-  for (; bottom <= top; ++bottom)
-    YYFPRINTF (stderr, " %d", *bottom);
-  YYFPRINTF (stderr, "\n");
-}
-
-# define YY_STACK_PRINT(Bottom, Top)				\
-do {								\
-  if (yydebug)							\
-    yy_stack_print ((Bottom), (Top));				\
-} while (YYID (0))
-
-
-/*------------------------------------------------.
-| Report that the YYRULE is going to be reduced.  |
-`------------------------------------------------*/
-
-#if (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
-static void
-yy_reduce_print (YYSTYPE *yyvsp, int yyrule)
-#else
-static void
-yy_reduce_print (yyvsp, yyrule)
-    YYSTYPE *yyvsp;
-    int yyrule;
-#endif
-{
-  int yynrhs = yyr2[yyrule];
-  int yyi;
-  unsigned long int yylno = yyrline[yyrule];
-  YYFPRINTF (stderr, "Reducing stack by rule %d (line %lu):\n",
-	     yyrule - 1, yylno);
-  /* The symbols being reduced.  */
-  for (yyi = 0; yyi < yynrhs; yyi++)
-    {
-      fprintf (stderr, "   $%d = ", yyi + 1);
-      yy_symbol_print (stderr, yyrhs[yyprhs[yyrule] + yyi],
-		       &(yyvsp[(yyi + 1) - (yynrhs)])
-		       		       );
-      fprintf (stderr, "\n");
-    }
-}
-
-# define YY_REDUCE_PRINT(Rule)		\
-do {					\
-  if (yydebug)				\
-    yy_reduce_print (yyvsp, Rule); \
-} while (YYID (0))
-
-/* Nonzero means print parse trace.  It is left uninitialized so that
-   multiple parsers can coexist.  */
-int yydebug;
-#else /* !YYDEBUG */
-# define YYDPRINTF(Args)
-# define YY_SYMBOL_PRINT(Title, Type, Value, Location)
-# define YY_STACK_PRINT(Bottom, Top)
-# define YY_REDUCE_PRINT(Rule)
-#endif /* !YYDEBUG */
-
-
-/* YYINITDEPTH -- initial size of the parser's stacks.  */
-#ifndef	YYINITDEPTH
-# define YYINITDEPTH 200
-#endif
-
-/* YYMAXDEPTH -- maximum size the stacks can grow to (effective only
-   if the built-in stack extension method is used).
-
-   Do not make this value too large; the results are undefined if
-   YYSTACK_ALLOC_MAXIMUM < YYSTACK_BYTES (YYMAXDEPTH)
-   evaluated with infinite-precision integer arithmetic.  */
-
-#ifndef YYMAXDEPTH
-# define YYMAXDEPTH 10000
-#endif
-
-
-
-#if YYERROR_VERBOSE
-
-# ifndef yystrlen
-#  if defined __GLIBC__ && defined _STRING_H
-#   define yystrlen strlen
-#  else
-/* Return the length of YYSTR.  */
-#if (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
-static YYSIZE_T
-yystrlen (const char *yystr)
-#else
-static YYSIZE_T
-yystrlen (yystr)
-    const char *yystr;
-#endif
-{
-  YYSIZE_T yylen;
-  for (yylen = 0; yystr[yylen]; yylen++)
-    continue;
-  return yylen;
-}
-#  endif
-# endif
-
-# ifndef yystpcpy
-#  if defined __GLIBC__ && defined _STRING_H && defined _GNU_SOURCE
-#   define yystpcpy stpcpy
-#  else
-/* Copy YYSRC to YYDEST, returning the address of the terminating '\0' in
-   YYDEST.  */
-#if (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
-static char *
-yystpcpy (char *yydest, const char *yysrc)
-#else
-static char *
-yystpcpy (yydest, yysrc)
-    char *yydest;
-    const char *yysrc;
-#endif
-{
-  char *yyd = yydest;
-  const char *yys = yysrc;
-
-  while ((*yyd++ = *yys++) != '\0')
-    continue;
-
-  return yyd - 1;
-}
-#  endif
-# endif
-
-# ifndef yytnamerr
-/* Copy to YYRES the contents of YYSTR after stripping away unnecessary
-   quotes and backslashes, so that it's suitable for yyerror.  The
-   heuristic is that double-quoting is unnecessary unless the string
-   contains an apostrophe, a comma, or backslash (other than
-   backslash-backslash).  YYSTR is taken from yytname.  If YYRES is
-   null, do not copy; instead, return the length of what the result
-   would have been.  */
-static YYSIZE_T
-yytnamerr (char *yyres, const char *yystr)
-{
-  if (*yystr == '"')
-    {
-      YYSIZE_T yyn = 0;
-      char const *yyp = yystr;
-
-      for (;;)
-	switch (*++yyp)
-	  {
-	  case '\'':
-	  case ',':
-	    goto do_not_strip_quotes;
-
-	  case '\\':
-	    if (*++yyp != '\\')
-	      goto do_not_strip_quotes;
-	    /* Fall through.  */
-	  default:
-	    if (yyres)
-	      yyres[yyn] = *yyp;
-	    yyn++;
-	    break;
-
-	  case '"':
-	    if (yyres)
-	      yyres[yyn] = '\0';
-	    return yyn;
-	  }
-    do_not_strip_quotes: ;
-    }
-
-  if (! yyres)
-    return yystrlen (yystr);
-
-  return yystpcpy (yyres, yystr) - yyres;
-}
-# endif
-
-/* Copy into YYRESULT an error message about the unexpected token
-   YYCHAR while in state YYSTATE.  Return the number of bytes copied,
-   including the terminating null byte.  If YYRESULT is null, do not
-   copy anything; just return the number of bytes that would be
-   copied.  As a special case, return 0 if an ordinary "syntax error"
-   message will do.  Return YYSIZE_MAXIMUM if overflow occurs during
-   size calculation.  */
-static YYSIZE_T
-yysyntax_error (char *yyresult, int yystate, int yychar)
-{
-  int yyn = yypact[yystate];
-
-  if (! (YYPACT_NINF < yyn && yyn <= YYLAST))
-    return 0;
-  else
-    {
-      int yytype = YYTRANSLATE (yychar);
-      YYSIZE_T yysize0 = yytnamerr (0, yytname[yytype]);
-      YYSIZE_T yysize = yysize0;
-      YYSIZE_T yysize1;
-      int yysize_overflow = 0;
-      enum { YYERROR_VERBOSE_ARGS_MAXIMUM = 5 };
-      char const *yyarg[YYERROR_VERBOSE_ARGS_MAXIMUM];
-      int yyx;
-
-# if 0
-      /* This is so xgettext sees the translatable formats that are
-	 constructed on the fly.  */
-      YY_("syntax error, unexpected %s");
-      YY_("syntax error, unexpected %s, expecting %s");
-      YY_("syntax error, unexpected %s, expecting %s or %s");
-      YY_("syntax error, unexpected %s, expecting %s or %s or %s");
-      YY_("syntax error, unexpected %s, expecting %s or %s or %s or %s");
-# endif
-      char *yyfmt;
-      char const *yyf;
-      static char const yyunexpected[] = "syntax error, unexpected %s";
-      static char const yyexpecting[] = ", expecting %s";
-      static char const yyor[] = " or %s";
-      char yyformat[sizeof yyunexpected
-		    + sizeof yyexpecting - 1
-		    + ((YYERROR_VERBOSE_ARGS_MAXIMUM - 2)
-		       * (sizeof yyor - 1))];
-      char const *yyprefix = yyexpecting;
-
-      /* Start YYX at -YYN if negative to avoid negative indexes in
-	 YYCHECK.  */
-      int yyxbegin = yyn < 0 ? -yyn : 0;
-
-      /* Stay within bounds of both yycheck and yytname.  */
-      int yychecklim = YYLAST - yyn + 1;
-      int yyxend = yychecklim < YYNTOKENS ? yychecklim : YYNTOKENS;
-      int yycount = 1;
-
-      yyarg[0] = yytname[yytype];
-      yyfmt = yystpcpy (yyformat, yyunexpected);
-
-      for (yyx = yyxbegin; yyx < yyxend; ++yyx)
-	if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
-	  {
-	    if (yycount == YYERROR_VERBOSE_ARGS_MAXIMUM)
-	      {
-		yycount = 1;
-		yysize = yysize0;
-		yyformat[sizeof yyunexpected - 1] = '\0';
-		break;
-	      }
-	    yyarg[yycount++] = yytname[yyx];
-	    yysize1 = yysize + yytnamerr (0, yytname[yyx]);
-	    yysize_overflow |= (yysize1 < yysize);
-	    yysize = yysize1;
-	    yyfmt = yystpcpy (yyfmt, yyprefix);
-	    yyprefix = yyor;
-	  }
-
-      yyf = YY_(yyformat);
-      yysize1 = yysize + yystrlen (yyf);
-      yysize_overflow |= (yysize1 < yysize);
-      yysize = yysize1;
-
-      if (yysize_overflow)
-	return YYSIZE_MAXIMUM;
-
-      if (yyresult)
-	{
-	  /* Avoid sprintf, as that infringes on the user's name space.
-	     Don't have undefined behavior even if the translation
-	     produced a string with the wrong number of "%s"s.  */
-	  char *yyp = yyresult;
-	  int yyi = 0;
-	  while ((*yyp = *yyf) != '\0')
-	    {
-	      if (*yyp == '%' && yyf[1] == 's' && yyi < yycount)
-		{
-		  yyp += yytnamerr (yyp, yyarg[yyi++]);
-		  yyf += 2;
-		}
-	      else
-		{
-		  yyp++;
-		  yyf++;
-		}
-	    }
-	}
-      return yysize;
-    }
-}
-#endif /* YYERROR_VERBOSE */
-
-
-/*-----------------------------------------------.
-| Release the memory associated to this symbol.  |
-`-----------------------------------------------*/
-
-/*ARGSUSED*/
-#if (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
-static void
-yydestruct (const char *yymsg, int yytype, YYSTYPE *yyvaluep)
-#else
-static void
-yydestruct (yymsg, yytype, yyvaluep)
-    const char *yymsg;
-    int yytype;
-    YYSTYPE *yyvaluep;
-#endif
-{
-  YYUSE (yyvaluep);
-
-  if (!yymsg)
-    yymsg = "Deleting";
-  YY_SYMBOL_PRINT (yymsg, yytype, yyvaluep, yylocationp);
-
-  switch (yytype)
-    {
-      case 62: /* "choice_entry" */
-#line 100 "parser.y"
-	{
-	fprintf(stderr, "%s:%d: missing end statement for this entry\n",
-		(yyvaluep->menu)->filename, (yyvaluep->menu)->lineno);
-	if (current_menu == (yyvaluep->menu))
-		menu_end_menu();
-};
-#line 1317 "parser.tab.c"
-	break;
-      case 69: /* "if_entry" */
-#line 100 "parser.y"
-	{
-	fprintf(stderr, "%s:%d: missing end statement for this entry\n",
-		(yyvaluep->menu)->filename, (yyvaluep->menu)->lineno);
-	if (current_menu == (yyvaluep->menu))
-		menu_end_menu();
-};
-#line 1327 "parser.tab.c"
-	break;
-      case 74: /* "menu_entry" */
-#line 100 "parser.y"
-	{
-	fprintf(stderr, "%s:%d: missing end statement for this entry\n",
-		(yyvaluep->menu)->filename, (yyvaluep->menu)->lineno);
-	if (current_menu == (yyvaluep->menu))
-		menu_end_menu();
-};
-#line 1337 "parser.tab.c"
-	break;
-
-      default:
-	break;
-    }
-}
-
-
-/* Prevent warnings from -Wmissing-prototypes.  */
-
-#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 */
-
-
-
-/* The look-ahead symbol.  */
-int yychar;
-
-/* The semantic value of the look-ahead symbol.  */
-YYSTYPE yylval;
-
-/* Number of syntax errors so far.  */
-int yynerrs;
-
-
-
-/*----------.
-| yyparse.  |
-`----------*/
-
-#ifdef YYPARSE_PARAM
-#if (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
-int
-yyparse (void *YYPARSE_PARAM)
-#else
-int
-yyparse (YYPARSE_PARAM)
-    void *YYPARSE_PARAM;
-#endif
-#else /* ! YYPARSE_PARAM */
-#if (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
-int
-yyparse (void)
-#else
-int
-yyparse ()
-
-#endif
-#endif
-{
-  
-  int yystate;
-  int yyn;
-  int yyresult;
-  /* Number of tokens to shift before error messages enabled.  */
-  int yyerrstatus;
-  /* Look-ahead token as an internal (translated) token number.  */
-  int yytoken = 0;
-#if YYERROR_VERBOSE
-  /* Buffer for error messages, and its allocated size.  */
-  char yymsgbuf[128];
-  char *yymsg = yymsgbuf;
-  YYSIZE_T yymsg_alloc = sizeof yymsgbuf;
-#endif
-
-  /* Three stacks and their tools:
-     `yyss': related to states,
-     `yyvs': related to semantic values,
-     `yyls': related to locations.
-
-     Refer to the stacks thru separate pointers, to allow yyoverflow
-     to reallocate them elsewhere.  */
-
-  /* The state stack.  */
-  yytype_int16 yyssa[YYINITDEPTH];
-  yytype_int16 *yyss = yyssa;
-  yytype_int16 *yyssp;
-
-  /* The semantic value stack.  */
-  YYSTYPE yyvsa[YYINITDEPTH];
-  YYSTYPE *yyvs = yyvsa;
-  YYSTYPE *yyvsp;
-
-
-
-#define YYPOPSTACK(N)   (yyvsp -= (N), yyssp -= (N))
-
-  YYSIZE_T yystacksize = YYINITDEPTH;
-
-  /* The variables used to return semantic value and location from the
-     action routines.  */
-  YYSTYPE yyval;
-
-
-  /* The number of symbols on the RHS of the reduced rule.
-     Keep to zero when no symbol should be popped.  */
-  int yylen = 0;
-
-  YYDPRINTF ((stderr, "Starting parse\n"));
-
-  yystate = 0;
-  yyerrstatus = 0;
-  yynerrs = 0;
-  yychar = YYEMPTY;		/* Cause a token to be read.  */
-
-  /* Initialize stack pointers.
-     Waste one element of value and location stack
-     so that they stay on the same level as the state stack.
-     The wasted elements are never initialized.  */
-
-  yyssp = yyss;
-  yyvsp = yyvs;
-
-  goto yysetstate;
-
-/*------------------------------------------------------------.
-| yynewstate -- Push a new state, which is found in yystate.  |
-`------------------------------------------------------------*/
- yynewstate:
-  /* In all cases, when you get here, the value and location stacks
-     have just been pushed.  So pushing a state here evens the stacks.  */
-  yyssp++;
-
- yysetstate:
-  *yyssp = yystate;
-
-  if (yyss + yystacksize - 1 <= yyssp)
-    {
-      /* Get the current used size of the three stacks, in elements.  */
-      YYSIZE_T yysize = yyssp - yyss + 1;
-
-#ifdef yyoverflow
-      {
-	/* Give user a chance to reallocate the stack.  Use copies of
-	   these so that the &'s don't force the real ones into
-	   memory.  */
-	YYSTYPE *yyvs1 = yyvs;
-	yytype_int16 *yyss1 = yyss;
-
-
-	/* Each stack pointer address is followed by the size of the
-	   data in use in that stack, in bytes.  This used to be a
-	   conditional around just the two extra args, but that might
-	   be undefined if yyoverflow is a macro.  */
-	yyoverflow (YY_("memory exhausted"),
-		    &yyss1, yysize * sizeof (*yyssp),
-		    &yyvs1, yysize * sizeof (*yyvsp),
-
-		    &yystacksize);
-
-	yyss = yyss1;
-	yyvs = yyvs1;
-      }
-#else /* no yyoverflow */
-# ifndef YYSTACK_RELOCATE
-      goto yyexhaustedlab;
-# else
-      /* Extend the stack our own way.  */
-      if (YYMAXDEPTH <= yystacksize)
-	goto yyexhaustedlab;
-      yystacksize *= 2;
-      if (YYMAXDEPTH < yystacksize)
-	yystacksize = YYMAXDEPTH;
-
-      {
-	yytype_int16 *yyss1 = yyss;
-	union yyalloc *yyptr =
-	  (union yyalloc *) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize));
-	if (! yyptr)
-	  goto yyexhaustedlab;
-	YYSTACK_RELOCATE (yyss);
-	YYSTACK_RELOCATE (yyvs);
-
-#  undef YYSTACK_RELOCATE
-	if (yyss1 != yyssa)
-	  YYSTACK_FREE (yyss1);
-      }
-# endif
-#endif /* no yyoverflow */
-
-      yyssp = yyss + yysize - 1;
-      yyvsp = yyvs + yysize - 1;
-
-
-      YYDPRINTF ((stderr, "Stack size increased to %lu\n",
-		  (unsigned long int) yystacksize));
-
-      if (yyss + yystacksize - 1 <= yyssp)
-	YYABORT;
-    }
-
-  YYDPRINTF ((stderr, "Entering state %d\n", yystate));
-
-  goto yybackup;
-
-/*-----------.
-| yybackup.  |
-`-----------*/
-yybackup:
-
-  /* Do appropriate processing given the current state.  Read a
-     look-ahead token if we need one and don't already have one.  */
-
-  /* First try to decide what to do without reference to look-ahead token.  */
-  yyn = yypact[yystate];
-  if (yyn == YYPACT_NINF)
-    goto yydefault;
-
-  /* Not known => get a look-ahead token if don't already have one.  */
-
-  /* YYCHAR is either YYEMPTY or YYEOF or a valid look-ahead symbol.  */
-  if (yychar == YYEMPTY)
-    {
-      YYDPRINTF ((stderr, "Reading a token: "));
-      yychar = YYLEX;
-    }
-
-  if (yychar <= YYEOF)
-    {
-      yychar = yytoken = YYEOF;
-      YYDPRINTF ((stderr, "Now at end of input.\n"));
-    }
-  else
-    {
-      yytoken = YYTRANSLATE (yychar);
-      YY_SYMBOL_PRINT ("Next token is", yytoken, &yylval, &yylloc);
-    }
-
-  /* If the proper action on seeing token YYTOKEN is to reduce or to
-     detect an error, take that action.  */
-  yyn += yytoken;
-  if (yyn < 0 || YYLAST < yyn || yycheck[yyn] != yytoken)
-    goto yydefault;
-  yyn = yytable[yyn];
-  if (yyn <= 0)
-    {
-      if (yyn == 0 || yyn == YYTABLE_NINF)
-	goto yyerrlab;
-      yyn = -yyn;
-      goto yyreduce;
-    }
-
-  if (yyn == YYFINAL)
-    YYACCEPT;
-
-  /* Count tokens shifted since error; after three, turn off error
-     status.  */
-  if (yyerrstatus)
-    yyerrstatus--;
-
-  /* Shift the look-ahead token.  */
-  YY_SYMBOL_PRINT ("Shifting", yytoken, &yylval, &yylloc);
-
-  /* Discard the shifted token unless it is eof.  */
-  if (yychar != YYEOF)
-    yychar = YYEMPTY;
-
-  yystate = yyn;
-  *++yyvsp = yylval;
-
-  goto yynewstate;
-
-
-/*-----------------------------------------------------------.
-| yydefault -- do the default action for the current state.  |
-`-----------------------------------------------------------*/
-yydefault:
-  yyn = yydefact[yystate];
-  if (yyn == 0)
-    goto yyerrlab;
-  goto yyreduce;
-
-
-/*-----------------------------.
-| yyreduce -- Do a reduction.  |
-`-----------------------------*/
-yyreduce:
-  /* yyn is the number of a rule to reduce with.  */
-  yylen = yyr2[yyn];
-
-  /* If YYLEN is nonzero, implement the default value of the action:
-     `$$ = $1'.
-
-     Otherwise, the following line sets YYVAL to garbage.
-     This behavior is undocumented and Bison
-     users should not rely upon it.  Assigning to YYVAL
-     unconditionally makes the parser a bit smaller, and it avoids a
-     GCC warning that YYVAL may be used uninitialized.  */
-  yyval = yyvsp[1-yylen];
-
-
-  YY_REDUCE_PRINT (yyn);
-  switch (yyn)
-    {
-        case 4:
-#line 113 "parser.y"
-    {
-	menu_add_prompt(P_MENU, (yyvsp[(2) - (3)].string), NULL);
-;}
-    break;
-
-  case 14:
-#line 127 "parser.y"
-    { zconf_error("unknown statement \"%s\"", (yyvsp[(2) - (4)].string)); ;}
-    break;
-
-  case 15:
-#line 128 "parser.y"
-    { zconf_error("invalid statement"); ;}
-    break;
-
-  case 20:
-#line 136 "parser.y"
-    { zconf_error("invalid statement"); ;}
-    break;
-
-  case 21:
-#line 142 "parser.y"
-    {
-	menu_add_entry((yyvsp[(2) - (3)].symbol), M_NORMAL);
-	printd(DEBUG_PARSE, "%s:%d:config %s\n", cur_filename, cur_lineno, (yyvsp[(2) - (3)].symbol)->name);
-;}
-    break;
-
-  case 22:
-#line 148 "parser.y"
-    {
-	if (current_choice) {
-		if (!current_entry->prompt) {
-			fprintf(stderr, "%s:%d: error: choice member must have a prompt\n",
-				current_entry->filename, current_entry->lineno);
-			yynerrs++;
-		}
-
-		if (current_entry->sym->type != S_BOOLEAN) {
-			fprintf(stderr, "%s:%d: error: choice member must be bool\n",
-				current_entry->filename, current_entry->lineno);
-			yynerrs++;
-		}
-
-		/*
-		 * If the same symbol appears twice in a choice block, the list
-		 * node would be added twice, leading to a broken linked list.
-		 * list_empty() ensures that this symbol has not yet added.
-		 */
-		if (list_empty(&current_entry->sym->choice_link))
-			list_add_tail(&current_entry->sym->choice_link,
-				      &current_choice->choice_members);
-	}
-
-	printd(DEBUG_PARSE, "%s:%d:endconfig\n", cur_filename, cur_lineno);
-;}
-    break;
-
-  case 23:
-#line 176 "parser.y"
-    {
-	menu_add_entry((yyvsp[(2) - (3)].symbol), M_MENU);
-	printd(DEBUG_PARSE, "%s:%d:menuconfig %s\n", cur_filename, cur_lineno, (yyvsp[(2) - (3)].symbol)->name);
-;}
-    break;
-
-  case 24:
-#line 182 "parser.y"
-    {
-	if (current_entry->prompt)
-		current_entry->prompt->type = P_MENU;
-	else
-		zconf_error("menuconfig statement without prompt");
-	printd(DEBUG_PARSE, "%s:%d:endconfig\n", cur_filename, cur_lineno);
-;}
-    break;
-
-  case 29:
-#line 198 "parser.y"
-    {
-	menu_set_type((yyvsp[(1) - (3)].type));
-	printd(DEBUG_PARSE, "%s:%d:type(%u)\n", cur_filename, cur_lineno, (yyvsp[(1) - (3)].type));
-;}
-    break;
-
-  case 30:
-#line 204 "parser.y"
-    {
-	menu_add_prompt(P_PROMPT, (yyvsp[(2) - (4)].string), (yyvsp[(3) - (4)].expr));
-	printd(DEBUG_PARSE, "%s:%d:prompt\n", cur_filename, cur_lineno);
-;}
-    break;
-
-  case 31:
-#line 210 "parser.y"
-    {
-	current_entry->sym->flags |= SYMBOL_TRANS;
-	printd(DEBUG_PARSE, "%s:%d:transitional\n", cur_filename, cur_lineno);
-;}
-    break;
-
-  case 32:
-#line 216 "parser.y"
-    {
-	menu_add_expr(P_DEFAULT, (yyvsp[(2) - (4)].expr), (yyvsp[(3) - (4)].expr));
-	if ((yyvsp[(1) - (4)].type) != S_UNKNOWN)
-		menu_set_type((yyvsp[(1) - (4)].type));
-	printd(DEBUG_PARSE, "%s:%d:default(%u)\n", cur_filename, cur_lineno,
-		(yyvsp[(1) - (4)].type));
-;}
-    break;
-
-  case 33:
-#line 225 "parser.y"
-    {
-	menu_add_symbol(P_SELECT, (yyvsp[(2) - (4)].symbol), (yyvsp[(3) - (4)].expr));
-	printd(DEBUG_PARSE, "%s:%d:select\n", cur_filename, cur_lineno);
-;}
-    break;
-
-  case 34:
-#line 231 "parser.y"
-    {
-	menu_add_symbol(P_IMPLY, (yyvsp[(2) - (4)].symbol), (yyvsp[(3) - (4)].expr));
-	printd(DEBUG_PARSE, "%s:%d:imply\n", cur_filename, cur_lineno);
-;}
-    break;
-
-  case 35:
-#line 237 "parser.y"
-    {
-	menu_add_expr(P_RANGE, expr_alloc_comp(E_RANGE,(yyvsp[(2) - (5)].symbol), (yyvsp[(3) - (5)].symbol)), (yyvsp[(4) - (5)].expr));
-	printd(DEBUG_PARSE, "%s:%d:range\n", cur_filename, cur_lineno);
-;}
-    break;
-
-  case 36:
-#line 243 "parser.y"
-    {
-	if (modules_sym)
-		zconf_error("symbol '%s' redefines option 'modules' already defined by symbol '%s'",
-			    current_entry->sym->name, modules_sym->name);
-	modules_sym = current_entry->sym;
-;}
-    break;
-
-  case 37:
-#line 253 "parser.y"
-    {
-	struct symbol *sym = sym_lookup(NULL, 0);
-
-	menu_add_entry(sym, M_CHOICE);
-	menu_set_type(S_BOOLEAN);
-	INIT_LIST_HEAD(&current_entry->choice_members);
-
-	printd(DEBUG_PARSE, "%s:%d:choice\n", cur_filename, cur_lineno);
-;}
-    break;
-
-  case 38:
-#line 264 "parser.y"
-    {
-	if (!current_entry->prompt) {
-		fprintf(stderr, "%s:%d: error: choice must have a prompt\n",
-			current_entry->filename, current_entry->lineno);
-		yynerrs++;
-	}
-
-	(yyval.menu) = menu_add_menu();
-
-	current_choice = current_entry;
-;}
-    break;
-
-  case 39:
-#line 277 "parser.y"
-    {
-	current_choice = NULL;
-
-	if (zconf_endtoken((yyvsp[(1) - (1)].string), "choice")) {
-		menu_end_menu();
-		printd(DEBUG_PARSE, "%s:%d:endchoice\n", cur_filename, cur_lineno);
-	}
-;}
-    break;
-
-  case 45:
-#line 297 "parser.y"
-    {
-	menu_add_prompt(P_PROMPT, (yyvsp[(2) - (4)].string), (yyvsp[(3) - (4)].expr));
-	printd(DEBUG_PARSE, "%s:%d:prompt\n", cur_filename, cur_lineno);
-;}
-    break;
-
-  case 46:
-#line 303 "parser.y"
-    {
-	menu_add_symbol(P_DEFAULT, (yyvsp[(2) - (4)].symbol), (yyvsp[(3) - (4)].expr));
-	printd(DEBUG_PARSE, "%s:%d:default\n", cur_filename, cur_lineno);
-;}
-    break;
-
-  case 47:
-#line 309 "parser.y"
-    { (yyval.type) = S_BOOLEAN; ;}
-    break;
-
-  case 48:
-#line 310 "parser.y"
-    { (yyval.type) = S_TRISTATE; ;}
-    break;
-
-  case 49:
-#line 311 "parser.y"
-    { (yyval.type) = S_INT; ;}
-    break;
-
-  case 50:
-#line 312 "parser.y"
-    { (yyval.type) = S_HEX; ;}
-    break;
-
-  case 51:
-#line 313 "parser.y"
-    { (yyval.type) = S_STRING; ;}
-    break;
-
-  case 52:
-#line 316 "parser.y"
-    { (yyval.type) = S_UNKNOWN; ;}
-    break;
-
-  case 53:
-#line 317 "parser.y"
-    { (yyval.type) = S_BOOLEAN; ;}
-    break;
-
-  case 54:
-#line 318 "parser.y"
-    { (yyval.type) = S_TRISTATE; ;}
-    break;
-
-  case 55:
-#line 323 "parser.y"
-    {
-	printd(DEBUG_PARSE, "%s:%d:if\n", cur_filename, cur_lineno);
-	menu_add_entry(NULL, M_IF);
-	menu_add_dep((yyvsp[(2) - (3)].expr));
-	(yyval.menu) = menu_add_menu();
-;}
-    break;
-
-  case 56:
-#line 331 "parser.y"
-    {
-	if (zconf_endtoken((yyvsp[(1) - (1)].string), "if")) {
-		menu_end_menu();
-		printd(DEBUG_PARSE, "%s:%d:endif\n", cur_filename, cur_lineno);
-	}
-;}
-    break;
-
-  case 59:
-#line 347 "parser.y"
-    {
-	menu_add_entry(NULL, M_MENU);
-	menu_add_prompt(P_MENU, (yyvsp[(2) - (3)].string), NULL);
-	printd(DEBUG_PARSE, "%s:%d:menu\n", cur_filename, cur_lineno);
-;}
-    break;
-
-  case 60:
-#line 354 "parser.y"
-    {
-	(yyval.menu) = menu_add_menu();
-;}
-    break;
-
-  case 61:
-#line 359 "parser.y"
-    {
-	if (zconf_endtoken((yyvsp[(1) - (1)].string), "menu")) {
-		menu_end_menu();
-		printd(DEBUG_PARSE, "%s:%d:endmenu\n", cur_filename, cur_lineno);
-	}
-;}
-    break;
-
-  case 66:
-#line 376 "parser.y"
-    {
-	printd(DEBUG_PARSE, "%s:%d:source %s\n", cur_filename, cur_lineno, (yyvsp[(2) - (3)].string));
-	zconf_nextfile((yyvsp[(2) - (3)].string));
-	free((yyvsp[(2) - (3)].string));
-;}
-    break;
-
-  case 67:
-#line 385 "parser.y"
-    {
-	menu_add_entry(NULL, M_COMMENT);
-	menu_add_prompt(P_COMMENT, (yyvsp[(2) - (3)].string), NULL);
-	printd(DEBUG_PARSE, "%s:%d:comment\n", cur_filename, cur_lineno);
-;}
-    break;
-
-  case 71:
-#line 402 "parser.y"
-    {
-	printd(DEBUG_PARSE, "%s:%d:help\n", cur_filename, cur_lineno);
-	zconf_starthelp();
-;}
-    break;
-
-  case 72:
-#line 408 "parser.y"
-    {
-	if (current_entry->help) {
-		free(current_entry->help);
-		zconf_error("'%s' defined with more than one help text",
-			    current_entry->sym->name ?: "<choice>");
-	}
-
-	/* Is the help text empty or all whitespace? */
-	if ((yyvsp[(2) - (2)].string)[strspn((yyvsp[(2) - (2)].string), " \f\n\r\t\v")] == '\0')
-		zconf_error("'%s' defined with blank help text",
-			    current_entry->sym->name ?: "<choice>");
-
-	current_entry->help = (yyvsp[(2) - (2)].string);
-;}
-    break;
-
-  case 73:
-#line 426 "parser.y"
-    {
-	menu_add_dep((yyvsp[(3) - (4)].expr));
-	printd(DEBUG_PARSE, "%s:%d:depends on\n", cur_filename, cur_lineno);
-;}
-    break;
-
-  case 74:
-#line 433 "parser.y"
-    {
-	menu_add_visibility((yyvsp[(2) - (3)].expr));
-;}
-    break;
-
-  case 76:
-#line 442 "parser.y"
-    {
-	menu_add_prompt(P_PROMPT, (yyvsp[(1) - (2)].string), (yyvsp[(2) - (2)].expr));
-;}
-    break;
-
-  case 77:
-#line 446 "parser.y"
-    { (yyval.string) = "menu"; ;}
-    break;
-
-  case 78:
-#line 447 "parser.y"
-    { (yyval.string) = "choice"; ;}
-    break;
-
-  case 79:
-#line 448 "parser.y"
-    { (yyval.string) = "if"; ;}
-    break;
-
-  case 80:
-#line 451 "parser.y"
-    { (yyval.expr) = NULL; ;}
-    break;
-
-  case 81:
-#line 452 "parser.y"
-    { (yyval.expr) = (yyvsp[(2) - (2)].expr); ;}
-    break;
-
-  case 82:
-#line 455 "parser.y"
-    { (yyval.expr) = expr_alloc_symbol((yyvsp[(1) - (1)].symbol)); ;}
-    break;
-
-  case 83:
-#line 456 "parser.y"
-    { (yyval.expr) = expr_alloc_comp(E_LTH, (yyvsp[(1) - (3)].symbol), (yyvsp[(3) - (3)].symbol)); ;}
-    break;
-
-  case 84:
-#line 457 "parser.y"
-    { (yyval.expr) = expr_alloc_comp(E_LEQ, (yyvsp[(1) - (3)].symbol), (yyvsp[(3) - (3)].symbol)); ;}
-    break;
-
-  case 85:
-#line 458 "parser.y"
-    { (yyval.expr) = expr_alloc_comp(E_GTH, (yyvsp[(1) - (3)].symbol), (yyvsp[(3) - (3)].symbol)); ;}
-    break;
-
-  case 86:
-#line 459 "parser.y"
-    { (yyval.expr) = expr_alloc_comp(E_GEQ, (yyvsp[(1) - (3)].symbol), (yyvsp[(3) - (3)].symbol)); ;}
-    break;
-
-  case 87:
-#line 460 "parser.y"
-    { (yyval.expr) = expr_alloc_comp(E_EQUAL, (yyvsp[(1) - (3)].symbol), (yyvsp[(3) - (3)].symbol)); ;}
-    break;
-
-  case 88:
-#line 461 "parser.y"
-    { (yyval.expr) = expr_alloc_comp(E_UNEQUAL, (yyvsp[(1) - (3)].symbol), (yyvsp[(3) - (3)].symbol)); ;}
-    break;
-
-  case 89:
-#line 462 "parser.y"
-    { (yyval.expr) = (yyvsp[(2) - (3)].expr); ;}
-    break;
-
-  case 90:
-#line 463 "parser.y"
-    { (yyval.expr) = expr_alloc_one(E_NOT, (yyvsp[(2) - (2)].expr)); ;}
-    break;
-
-  case 91:
-#line 464 "parser.y"
-    { (yyval.expr) = expr_alloc_two(E_OR, (yyvsp[(1) - (3)].expr), (yyvsp[(3) - (3)].expr)); ;}
-    break;
-
-  case 92:
-#line 465 "parser.y"
-    { (yyval.expr) = expr_alloc_two(E_AND, (yyvsp[(1) - (3)].expr), (yyvsp[(3) - (3)].expr)); ;}
-    break;
-
-  case 93:
-#line 469 "parser.y"
-    { (yyval.symbol) = sym_lookup((yyvsp[(1) - (1)].string), 0); free((yyvsp[(1) - (1)].string)); ;}
-    break;
-
-  case 95:
-#line 472 "parser.y"
-    { (yyval.symbol) = sym_lookup((yyvsp[(1) - (1)].string), SYMBOL_CONST); free((yyvsp[(1) - (1)].string)); ;}
-    break;
-
-  case 96:
-#line 477 "parser.y"
-    { variable_add((yyvsp[(1) - (4)].string), (yyvsp[(3) - (4)].string), (yyvsp[(2) - (4)].flavor)); free((yyvsp[(1) - (4)].string)); free((yyvsp[(3) - (4)].string)); ;}
-    break;
-
-  case 97:
-#line 480 "parser.y"
-    { (yyval.flavor) = VAR_RECURSIVE; ;}
-    break;
-
-  case 98:
-#line 481 "parser.y"
-    { (yyval.flavor) = VAR_SIMPLE; ;}
-    break;
-
-  case 99:
-#line 482 "parser.y"
-    { (yyval.flavor) = VAR_APPEND; ;}
-    break;
-
-  case 100:
-#line 486 "parser.y"
-    { (yyval.string) = xstrdup(""); ;}
-    break;
-
-
-/* Line 1267 of yacc.c.  */
-#line 2118 "parser.tab.c"
-      default: break;
-    }
-  YY_SYMBOL_PRINT ("-> $$ =", yyr1[yyn], &yyval, &yyloc);
-
-  YYPOPSTACK (yylen);
-  yylen = 0;
-  YY_STACK_PRINT (yyss, yyssp);
-
-  *++yyvsp = yyval;
-
-
-  /* Now `shift' the result of the reduction.  Determine what state
-     that goes to, based on the state we popped back to and the rule
-     number reduced by.  */
-
-  yyn = yyr1[yyn];
-
-  yystate = yypgoto[yyn - YYNTOKENS] + *yyssp;
-  if (0 <= yystate && yystate <= YYLAST && yycheck[yystate] == *yyssp)
-    yystate = yytable[yystate];
-  else
-    yystate = yydefgoto[yyn - YYNTOKENS];
-
-  goto yynewstate;
-
-
-/*------------------------------------.
-| yyerrlab -- here on detecting error |
-`------------------------------------*/
-yyerrlab:
-  /* If not already recovering from an error, report this error.  */
-  if (!yyerrstatus)
-    {
-      ++yynerrs;
-#if ! YYERROR_VERBOSE
-      yyerror (YY_("syntax error"));
-#else
-      {
-	YYSIZE_T yysize = yysyntax_error (0, yystate, yychar);
-	if (yymsg_alloc < yysize && yymsg_alloc < YYSTACK_ALLOC_MAXIMUM)
-	  {
-	    YYSIZE_T yyalloc = 2 * yysize;
-	    if (! (yysize <= yyalloc && yyalloc <= YYSTACK_ALLOC_MAXIMUM))
-	      yyalloc = YYSTACK_ALLOC_MAXIMUM;
-	    if (yymsg != yymsgbuf)
-	      YYSTACK_FREE (yymsg);
-	    yymsg = (char *) YYSTACK_ALLOC (yyalloc);
-	    if (yymsg)
-	      yymsg_alloc = yyalloc;
-	    else
-	      {
-		yymsg = yymsgbuf;
-		yymsg_alloc = sizeof yymsgbuf;
-	      }
-	  }
-
-	if (0 < yysize && yysize <= yymsg_alloc)
-	  {
-	    (void) yysyntax_error (yymsg, yystate, yychar);
-	    yyerror (yymsg);
-	  }
-	else
-	  {
-	    yyerror (YY_("syntax error"));
-	    if (yysize != 0)
-	      goto yyexhaustedlab;
-	  }
-      }
-#endif
-    }
-
-
-
-  if (yyerrstatus == 3)
-    {
-      /* If just tried and failed to reuse look-ahead token after an
-	 error, discard it.  */
-
-      if (yychar <= YYEOF)
-	{
-	  /* Return failure if at end of input.  */
-	  if (yychar == YYEOF)
-	    YYABORT;
-	}
-      else
-	{
-	  yydestruct ("Error: discarding",
-		      yytoken, &yylval);
-	  yychar = YYEMPTY;
-	}
-    }
-
-  /* Else will try to reuse look-ahead token after shifting the error
-     token.  */
-  goto yyerrlab1;
-
-
-/*---------------------------------------------------.
-| yyerrorlab -- error raised explicitly by YYERROR.  |
-`---------------------------------------------------*/
-yyerrorlab:
-
-  /* Pacify compilers like GCC when the user code never invokes
-     YYERROR and the label yyerrorlab therefore never appears in user
-     code.  */
-  if (/*CONSTCOND*/ 0)
-     goto yyerrorlab;
-
-  /* Do not reclaim the symbols of the rule which action triggered
-     this YYERROR.  */
-  YYPOPSTACK (yylen);
-  yylen = 0;
-  YY_STACK_PRINT (yyss, yyssp);
-  yystate = *yyssp;
-  goto yyerrlab1;
-
-
-/*-------------------------------------------------------------.
-| yyerrlab1 -- common code for both syntax error and YYERROR.  |
-`-------------------------------------------------------------*/
-yyerrlab1:
-  yyerrstatus = 3;	/* Each real token shifted decrements this.  */
-
-  for (;;)
-    {
-      yyn = yypact[yystate];
-      if (yyn != YYPACT_NINF)
-	{
-	  yyn += YYTERROR;
-	  if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYTERROR)
-	    {
-	      yyn = yytable[yyn];
-	      if (0 < yyn)
-		break;
-	    }
-	}
-
-      /* Pop the current state because it cannot handle the error token.  */
-      if (yyssp == yyss)
-	YYABORT;
-
-
-      yydestruct ("Error: popping",
-		  yystos[yystate], yyvsp);
-      YYPOPSTACK (1);
-      yystate = *yyssp;
-      YY_STACK_PRINT (yyss, yyssp);
-    }
-
-  if (yyn == YYFINAL)
-    YYACCEPT;
-
-  *++yyvsp = yylval;
-
-
-  /* Shift the error token.  */
-  YY_SYMBOL_PRINT ("Shifting", yystos[yyn], yyvsp, yylsp);
-
-  yystate = yyn;
-  goto yynewstate;
-
-
-/*-------------------------------------.
-| yyacceptlab -- YYACCEPT comes here.  |
-`-------------------------------------*/
-yyacceptlab:
-  yyresult = 0;
-  goto yyreturn;
-
-/*-----------------------------------.
-| yyabortlab -- YYABORT comes here.  |
-`-----------------------------------*/
-yyabortlab:
-  yyresult = 1;
-  goto yyreturn;
-
-#ifndef yyoverflow
-/*-------------------------------------------------.
-| yyexhaustedlab -- memory exhaustion comes here.  |
-`-------------------------------------------------*/
-yyexhaustedlab:
-  yyerror (YY_("memory exhausted"));
-  yyresult = 2;
-  /* Fall through.  */
-#endif
-
-yyreturn:
-  if (yychar != YYEOF && yychar != YYEMPTY)
-     yydestruct ("Cleanup: discarding lookahead",
-		 yytoken, &yylval);
-  /* Do not reclaim the symbols of the rule which action triggered
-     this YYABORT or YYACCEPT.  */
-  YYPOPSTACK (yylen);
-  YY_STACK_PRINT (yyss, yyssp);
-  while (yyssp != yyss)
-    {
-      yydestruct ("Cleanup: popping",
-		  yystos[*yyssp], yyvsp);
-      YYPOPSTACK (1);
-    }
-#ifndef yyoverflow
-  if (yyss != yyssa)
-    YYSTACK_FREE (yyss);
-#endif
-#if YYERROR_VERBOSE
-  if (yymsg != yymsgbuf)
-    YYSTACK_FREE (yymsg);
-#endif
-  /* Make sure YYID is used.  */
-  return YYID (yyresult);
-}
-
-
-#line 490 "parser.y"
-
-
-/**
- * transitional_check_sanity - check transitional symbols have no other
- *			       properties
- *
- * @menu: menu of the potentially transitional symbol
- *
- * Return: -1 if an error is found, 0 otherwise.
- */
-static int transitional_check_sanity(const struct menu *menu)
-{
-	struct property *prop;
-
-	if (!menu->sym || !(menu->sym->flags & SYMBOL_TRANS))
-		return 0;
-
-	/* Check for depends and visible conditions. */
-	if ((menu->dep && !expr_is_yes(menu->dep)) ||
-	    (menu->visibility && !expr_is_yes(menu->visibility))) {
-		fprintf(stderr, "%s:%d: error: %s",
-			menu->filename, menu->lineno,
-			"transitional symbols can only have help sections\n");
-		return -1;
-	}
-
-	/* Check for any property other than "help". */
-	for (prop = menu->sym->prop; prop; prop = prop->next) {
-		if (prop->type != P_COMMENT) {
-			fprintf(stderr, "%s:%d: error: %s",
-				prop->filename, prop->lineno,
-				"transitional symbols can only have help sections\n");
-			return -1;
-		}
-	}
-
-	return 0;
-}
-
-/**
- * choice_check_sanity - check sanity of a choice member
- *
- * @menu: menu of the choice member
- *
- * Return: -1 if an error is found, 0 otherwise.
- */
-static int choice_check_sanity(const struct menu *menu)
-{
-	struct property *prop;
-	int ret = 0;
-
-	for (prop = menu->sym->prop; prop; prop = prop->next) {
-		if (prop->type == P_DEFAULT) {
-			fprintf(stderr, "%s:%d: error: %s",
-				prop->filename, prop->lineno,
-				"defaults for choice values not supported\n");
-			ret = -1;
-		}
-
-		if (prop->menu != menu && prop->type == P_PROMPT &&
-		    prop->menu->parent != menu->parent) {
-			fprintf(stderr, "%s:%d: error: %s",
-				prop->filename, prop->lineno,
-				"choice value has a prompt outside its choice group\n");
-			ret = -1;
-		}
-	}
-
-	return ret;
-}
-
-void conf_parse(const char *name)
-{
-	struct menu *menu;
-
-	autoconf_cmd = str_new();
-
-	str_printf(&autoconf_cmd, "\ndeps_config := \\\n");
-
-	zconf_initscan(name);
-
-	_menu_init();
-
-	yyparse();
-
-	str_printf(&autoconf_cmd,
-		   "\n"
-		   "$(autoconfig): $(deps_config)\n"
-		   "$(deps_config): ;\n");
-
-	env_write_dep(&autoconf_cmd);
-
-	/* Variables are expanded in the parse phase. We can free them here. */
-	variable_all_del();
-
-	if (yynerrs)
-		exit(1);
-	if (!modules_sym)
-		modules_sym = &symbol_no;
-
-	if (!menu_has_prompt(&rootmenu)) {
-		current_entry = &rootmenu;
-		menu_add_prompt(P_MENU, "Main menu", NULL);
-	}
-
-	menu_finalize();
-
-	menu_for_each_entry(menu) {
-		struct menu *child;
-
-		if (menu->sym && sym_check_deps(menu->sym))
-			yynerrs++;
-
-		if (transitional_check_sanity(menu))
-			yynerrs++;
-
-		if (menu->sym && sym_is_choice(menu->sym)) {
-			menu_for_each_sub_entry(child, menu)
-				if (child->sym && choice_check_sanity(child))
-					yynerrs++;
-		}
-	}
-
-	if (yynerrs)
-		exit(1);
-	conf_set_changed(true);
-}
-
-static bool zconf_endtoken(const char *tokenname,
-			   const char *expected_tokenname)
-{
-	if (strcmp(tokenname, expected_tokenname)) {
-		zconf_error("unexpected '%s' within %s block",
-			    tokenname, expected_tokenname);
-		yynerrs++;
-		return false;
-	}
-	if (strcmp(current_menu->filename, cur_filename)) {
-		zconf_error("'%s' in different file than '%s'",
-			    tokenname, expected_tokenname);
-		fprintf(stderr, "%s:%d: location of the '%s'\n",
-			current_menu->filename, current_menu->lineno,
-			expected_tokenname);
-		yynerrs++;
-		return false;
-	}
-	return true;
-}
-
-static void zconf_error(const char *err, ...)
-{
-	va_list ap;
-
-	yynerrs++;
-	fprintf(stderr, "%s:%d: ", cur_filename, cur_lineno);
-	va_start(ap, err);
-	vfprintf(stderr, err, ap);
-	va_end(ap);
-	fprintf(stderr, "\n");
-}
-
-static void yyerror(const char *err)
-{
-	fprintf(stderr, "%s:%d: %s\n", cur_filename, cur_lineno, err);
-}
-
-static void print_quoted_string(FILE *out, const char *str)
-{
-	const char *p;
-	int len;
-
-	putc('"', out);
-	while ((p = strchr(str, '"'))) {
-		len = p - str;
-		if (len)
-			fprintf(out, "%.*s", len, str);
-		fputs("\\\"", out);
-		str = p + 1;
-	}
-	fputs(str, out);
-	putc('"', out);
-}
-
-static void print_symbol(FILE *out, const struct menu *menu)
-{
-	struct symbol *sym = menu->sym;
-	struct property *prop;
-
-	if (sym_is_choice(sym))
-		fprintf(out, "\nchoice\n");
-	else
-		fprintf(out, "\nconfig %s\n", sym->name);
-	switch (sym->type) {
-	case S_BOOLEAN:
-		fputs("  bool\n", out);
-		break;
-	case S_TRISTATE:
-		fputs("  tristate\n", out);
-		break;
-	case S_STRING:
-		fputs("  string\n", out);
-		break;
-	case S_INT:
-		fputs("  integer\n", out);
-		break;
-	case S_HEX:
-		fputs("  hex\n", out);
-		break;
-	default:
-		fputs("  ???\n", out);
-		break;
-	}
-	for (prop = sym->prop; prop; prop = prop->next) {
-		if (prop->menu != menu)
-			continue;
-		switch (prop->type) {
-		case P_PROMPT:
-			fputs("  prompt ", out);
-			print_quoted_string(out, prop->text);
-			if (!expr_is_yes(prop->visible.expr)) {
-				fputs(" if ", out);
-				expr_fprint(prop->visible.expr, out);
-			}
-			fputc('\n', out);
-			break;
-		case P_DEFAULT:
-			fputs( "  default ", out);
-			expr_fprint(prop->expr, out);
-			if (!expr_is_yes(prop->visible.expr)) {
-				fputs(" if ", out);
-				expr_fprint(prop->visible.expr, out);
-			}
-			fputc('\n', out);
-			break;
-		case P_SELECT:
-			fputs( "  select ", out);
-			expr_fprint(prop->expr, out);
-			fputc('\n', out);
-			break;
-		case P_IMPLY:
-			fputs( "  imply ", out);
-			expr_fprint(prop->expr, out);
-			fputc('\n', out);
-			break;
-		case P_RANGE:
-			fputs( "  range ", out);
-			expr_fprint(prop->expr, out);
-			fputc('\n', out);
-			break;
-		case P_MENU:
-			fputs( "  menu ", out);
-			print_quoted_string(out, prop->text);
-			fputc('\n', out);
-			break;
-		default:
-			fprintf(out, "  unknown prop %d!\n", prop->type);
-			break;
-		}
-	}
-	if (menu->help) {
-		int len = strlen(menu->help);
-		while (menu->help[--len] == '\n')
-			menu->help[len] = 0;
-		fprintf(out, "  help\n%s\n", menu->help);
-	}
-}
-
-void zconfdump(FILE *out)
-{
-	struct property *prop;
-	struct symbol *sym;
-	struct menu *menu;
-
-	menu = rootmenu.list;
-	while (menu) {
-		if ((sym = menu->sym))
-			print_symbol(out, menu);
-		else if ((prop = menu->prompt)) {
-			switch (prop->type) {
-			case P_COMMENT:
-				fputs("\ncomment ", out);
-				print_quoted_string(out, prop->text);
-				fputs("\n", out);
-				break;
-			case P_MENU:
-				fputs("\nmenu ", out);
-				print_quoted_string(out, prop->text);
-				fputs("\n", out);
-				break;
-			default:
-				;
-			}
-			if (!expr_is_yes(prop->visible.expr)) {
-				fputs("  depends ", out);
-				expr_fprint(prop->visible.expr, out);
-				fputc('\n', out);
-			}
-		}
-
-		if (menu->list)
-			menu = menu->list;
-		else if (menu->next)
-			menu = menu->next;
-		else while ((menu = menu->parent)) {
-			if (menu->prompt && menu->prompt->type == P_MENU)
-				fputs("\nendmenu\n", out);
-			if (menu->next) {
-				menu = menu->next;
-				break;
-			}
-		}
-	}
-}
-