xref: /utopia/UTPA2-700.0.x/projects/build/scripts/kconfig/zconf.tab.c_shipped (revision 53ee8cc121a030b8d368113ac3e966b4705770ef)
1
2/* A Bison parser, made by GNU Bison 2.4.1.  */
3
4/* Skeleton implementation for Bison's Yacc-like parsers in C
5
6      Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006
7   Free Software Foundation, Inc.
8
9   This program is free software: you can redistribute it and/or modify
10   it under the terms of the GNU General Public License as published by
11   the Free Software Foundation, either version 3 of the License, or
12   (at your option) any later version.
13
14   This program is distributed in the hope that it will be useful,
15   but WITHOUT ANY WARRANTY; without even the implied warranty of
16   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17   GNU General Public License for more details.
18
19   You should have received a copy of the GNU General Public License
20   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
21
22/* As a special exception, you may create a larger work that contains
23   part or all of the Bison parser skeleton and distribute that work
24   under terms of your choice, so long as that work isn't itself a
25   parser generator using the skeleton or a modified version thereof
26   as a parser skeleton.  Alternatively, if you modify or redistribute
27   the parser skeleton itself, you may (at your option) remove this
28   special exception, which will cause the skeleton and the resulting
29   Bison output files to be licensed under the GNU General Public
30   License without this special exception.
31
32   This special exception was added by the Free Software Foundation in
33   version 2.2 of Bison.  */
34
35/* C LALR(1) parser skeleton written by Richard Stallman, by
36   simplifying the original so-called "semantic" parser.  */
37
38/* All symbols defined below should begin with yy or YY, to avoid
39   infringing on user name space.  This should be done even for local
40   variables, as they might otherwise be expanded by user macros.
41   There are some unavoidable exceptions within include files to
42   define necessary library symbols; they are noted "INFRINGES ON
43   USER NAME SPACE" below.  */
44
45/* Identify Bison output.  */
46#define YYBISON 1
47
48/* Bison version.  */
49#define YYBISON_VERSION "2.4.1"
50
51/* Skeleton name.  */
52#define YYSKELETON_NAME "yacc.c"
53
54/* Pure parsers.  */
55#define YYPURE 0
56
57/* Push parsers.  */
58#define YYPUSH 0
59
60/* Pull parsers.  */
61#define YYPULL 1
62
63/* Using locations.  */
64#define YYLSP_NEEDED 0
65
66/* Substitute the variable and function names.  */
67#define yyparse         zconfparse
68#define yylex           zconflex
69#define yyerror         zconferror
70#define yylval          zconflval
71#define yychar          zconfchar
72#define yydebug         zconfdebug
73#define yynerrs         zconfnerrs
74
75
76/* Copy the first part of user declarations.  */
77
78
79/*
80 * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org>
81 * Released under the terms of the GNU GPL v2.0.
82 */
83
84#include <ctype.h>
85#include <stdarg.h>
86#include <stdio.h>
87#include <stdlib.h>
88#include <string.h>
89#include <stdbool.h>
90
91#define LKC_DIRECT_LINK
92#include "lkc.h"
93
94#define printd(mask, fmt...) if (cdebug & (mask)) printf(fmt)
95
96#define PRINTD		0x0001
97#define DEBUG_PARSE	0x0002
98
99int cdebug = PRINTD;
100
101extern int zconflex(void);
102static void zconfprint(const char *err, ...);
103static void zconf_error(const char *err, ...);
104static void zconferror(const char *err);
105static bool zconf_endtoken(struct kconf_id *id, int starttoken, int endtoken);
106
107struct symbol *symbol_hash[SYMBOL_HASHSIZE];
108
109static struct menu *current_menu, *current_entry;
110
111#define YYDEBUG 0
112#if YYDEBUG
113#define YYERROR_VERBOSE
114#endif
115
116
117
118/* Enabling traces.  */
119#ifndef YYDEBUG
120# define YYDEBUG 0
121#endif
122
123/* Enabling verbose error messages.  */
124#ifdef YYERROR_VERBOSE
125# undef YYERROR_VERBOSE
126# define YYERROR_VERBOSE 1
127#else
128# define YYERROR_VERBOSE 0
129#endif
130
131/* Enabling the token table.  */
132#ifndef YYTOKEN_TABLE
133# define YYTOKEN_TABLE 0
134#endif
135
136
137/* Tokens.  */
138#ifndef YYTOKENTYPE
139# define YYTOKENTYPE
140   /* Put the tokens into the symbol table, so that GDB and other debuggers
141      know about them.  */
142   enum yytokentype {
143     T_MAINMENU = 258,
144     T_MENU = 259,
145     T_ENDMENU = 260,
146     T_SOURCE = 261,
147     T_CHOICE = 262,
148     T_ENDCHOICE = 263,
149     T_COMMENT = 264,
150     T_CONFIG = 265,
151     T_MENUCONFIG = 266,
152     T_HELP = 267,
153     T_HELPTEXT = 268,
154     T_IF = 269,
155     T_ENDIF = 270,
156     T_DEPENDS = 271,
157     T_OPTIONAL = 272,
158     T_PROMPT = 273,
159     T_TYPE = 274,
160     T_DEFAULT = 275,
161     T_SELECT = 276,
162     T_RANGE = 277,
163     T_VISIBLE = 278,
164     T_OPTION = 279,
165     T_ON = 280,
166     T_WORD = 281,
167     T_WORD_QUOTE = 282,
168     T_UNEQUAL = 283,
169     T_CLOSE_PAREN = 284,
170     T_OPEN_PAREN = 285,
171     T_EOL = 286,
172     T_OR = 287,
173     T_AND = 288,
174     T_EQUAL = 289,
175     T_NOT = 290
176   };
177#endif
178
179
180
181#if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
182typedef union YYSTYPE
183{
184
185
186	char *string;
187	struct file *file;
188	struct symbol *symbol;
189	struct expr *expr;
190	struct menu *menu;
191	struct kconf_id *id;
192
193
194
195} YYSTYPE;
196# define YYSTYPE_IS_TRIVIAL 1
197# define yystype YYSTYPE /* obsolescent; will be withdrawn */
198# define YYSTYPE_IS_DECLARED 1
199#endif
200
201
202/* Copy the second part of user declarations.  */
203
204
205/* Include zconf.hash.c here so it can see the token constants. */
206#include "zconf.hash.c"
207
208
209
210#ifdef short
211# undef short
212#endif
213
214#ifdef YYTYPE_UINT8
215typedef YYTYPE_UINT8 yytype_uint8;
216#else
217typedef unsigned char yytype_uint8;
218#endif
219
220#ifdef YYTYPE_INT8
221typedef YYTYPE_INT8 yytype_int8;
222#elif (defined __STDC__ || defined __C99__FUNC__ \
223     || defined __cplusplus || defined _MSC_VER)
224typedef signed char yytype_int8;
225#else
226typedef short int yytype_int8;
227#endif
228
229#ifdef YYTYPE_UINT16
230typedef YYTYPE_UINT16 yytype_uint16;
231#else
232typedef unsigned short int yytype_uint16;
233#endif
234
235#ifdef YYTYPE_INT16
236typedef YYTYPE_INT16 yytype_int16;
237#else
238typedef short int yytype_int16;
239#endif
240
241#ifndef YYSIZE_T
242# ifdef __SIZE_TYPE__
243#  define YYSIZE_T __SIZE_TYPE__
244# elif defined size_t
245#  define YYSIZE_T size_t
246# elif ! defined YYSIZE_T && (defined __STDC__ || defined __C99__FUNC__ \
247     || defined __cplusplus || defined _MSC_VER)
248#  include <stddef.h> /* INFRINGES ON USER NAME SPACE */
249#  define YYSIZE_T size_t
250# else
251#  define YYSIZE_T unsigned int
252# endif
253#endif
254
255#define YYSIZE_MAXIMUM ((YYSIZE_T) -1)
256
257#ifndef YY_
258# if YYENABLE_NLS
259#  if ENABLE_NLS
260#   include <libintl.h> /* INFRINGES ON USER NAME SPACE */
261#   define YY_(msgid) dgettext ("bison-runtime", msgid)
262#  endif
263# endif
264# ifndef YY_
265#  define YY_(msgid) msgid
266# endif
267#endif
268
269/* Suppress unused-variable warnings by "using" E.  */
270#if ! defined lint || defined __GNUC__
271# define YYUSE(e) ((void) (e))
272#else
273# define YYUSE(e) /* empty */
274#endif
275
276/* Identity function, used to suppress warnings about constant conditions.  */
277#ifndef lint
278# define YYID(n) (n)
279#else
280#if (defined __STDC__ || defined __C99__FUNC__ \
281     || defined __cplusplus || defined _MSC_VER)
282static int
283YYID (int yyi)
284#else
285static int
286YYID (yyi)
287    int yyi;
288#endif
289{
290  return yyi;
291}
292#endif
293
294#if ! defined yyoverflow || YYERROR_VERBOSE
295
296/* The parser invokes alloca or malloc; define the necessary symbols.  */
297
298# ifdef YYSTACK_USE_ALLOCA
299#  if YYSTACK_USE_ALLOCA
300#   ifdef __GNUC__
301#    define YYSTACK_ALLOC __builtin_alloca
302#   elif defined __BUILTIN_VA_ARG_INCR
303#    include <alloca.h> /* INFRINGES ON USER NAME SPACE */
304#   elif defined _AIX
305#    define YYSTACK_ALLOC __alloca
306#   elif defined _MSC_VER
307#    include <malloc.h> /* INFRINGES ON USER NAME SPACE */
308#    define alloca _alloca
309#   else
310#    define YYSTACK_ALLOC alloca
311#    if ! defined _ALLOCA_H && ! defined _STDLIB_H && (defined __STDC__ || defined __C99__FUNC__ \
312     || defined __cplusplus || defined _MSC_VER)
313#     include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
314#     ifndef _STDLIB_H
315#      define _STDLIB_H 1
316#     endif
317#    endif
318#   endif
319#  endif
320# endif
321
322# ifdef YYSTACK_ALLOC
323   /* Pacify GCC's `empty if-body' warning.  */
324#  define YYSTACK_FREE(Ptr) do { /* empty */; } while (YYID (0))
325#  ifndef YYSTACK_ALLOC_MAXIMUM
326    /* The OS might guarantee only one guard page at the bottom of the stack,
327       and a page size can be as small as 4096 bytes.  So we cannot safely
328       invoke alloca (N) if N exceeds 4096.  Use a slightly smaller number
329       to allow for a few compiler-allocated temporary stack slots.  */
330#   define YYSTACK_ALLOC_MAXIMUM 4032 /* reasonable circa 2006 */
331#  endif
332# else
333#  define YYSTACK_ALLOC YYMALLOC
334#  define YYSTACK_FREE YYFREE
335#  ifndef YYSTACK_ALLOC_MAXIMUM
336#   define YYSTACK_ALLOC_MAXIMUM YYSIZE_MAXIMUM
337#  endif
338#  if (defined __cplusplus && ! defined _STDLIB_H \
339       && ! ((defined YYMALLOC || defined malloc) \
340	     && (defined YYFREE || defined free)))
341#   include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
342#   ifndef _STDLIB_H
343#    define _STDLIB_H 1
344#   endif
345#  endif
346#  ifndef YYMALLOC
347#   define YYMALLOC malloc
348#   if ! defined malloc && ! defined _STDLIB_H && (defined __STDC__ || defined __C99__FUNC__ \
349     || defined __cplusplus || defined _MSC_VER)
350void *malloc (YYSIZE_T); /* INFRINGES ON USER NAME SPACE */
351#   endif
352#  endif
353#  ifndef YYFREE
354#   define YYFREE free
355#   if ! defined free && ! defined _STDLIB_H && (defined __STDC__ || defined __C99__FUNC__ \
356     || defined __cplusplus || defined _MSC_VER)
357void free (void *); /* INFRINGES ON USER NAME SPACE */
358#   endif
359#  endif
360# endif
361#endif /* ! defined yyoverflow || YYERROR_VERBOSE */
362
363
364#if (! defined yyoverflow \
365     && (! defined __cplusplus \
366	 || (defined YYSTYPE_IS_TRIVIAL && YYSTYPE_IS_TRIVIAL)))
367
368/* A type that is properly aligned for any stack member.  */
369union yyalloc
370{
371  yytype_int16 yyss_alloc;
372  YYSTYPE yyvs_alloc;
373};
374
375/* The size of the maximum gap between one aligned stack and the next.  */
376# define YYSTACK_GAP_MAXIMUM (sizeof (union yyalloc) - 1)
377
378/* The size of an array large to enough to hold all stacks, each with
379   N elements.  */
380# define YYSTACK_BYTES(N) \
381     ((N) * (sizeof (yytype_int16) + sizeof (YYSTYPE)) \
382      + YYSTACK_GAP_MAXIMUM)
383
384/* Copy COUNT objects from FROM to TO.  The source and destination do
385   not overlap.  */
386# ifndef YYCOPY
387#  if defined __GNUC__ && 1 < __GNUC__
388#   define YYCOPY(To, From, Count) \
389      __builtin_memcpy (To, From, (Count) * sizeof (*(From)))
390#  else
391#   define YYCOPY(To, From, Count)		\
392      do					\
393	{					\
394	  YYSIZE_T yyi;				\
395	  for (yyi = 0; yyi < (Count); yyi++)	\
396	    (To)[yyi] = (From)[yyi];		\
397	}					\
398      while (YYID (0))
399#  endif
400# endif
401
402/* Relocate STACK from its old location to the new one.  The
403   local variables YYSIZE and YYSTACKSIZE give the old and new number of
404   elements in the stack, and YYPTR gives the new location of the
405   stack.  Advance YYPTR to a properly aligned location for the next
406   stack.  */
407# define YYSTACK_RELOCATE(Stack_alloc, Stack)				\
408    do									\
409      {									\
410	YYSIZE_T yynewbytes;						\
411	YYCOPY (&yyptr->Stack_alloc, Stack, yysize);			\
412	Stack = &yyptr->Stack_alloc;					\
413	yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM; \
414	yyptr += yynewbytes / sizeof (*yyptr);				\
415      }									\
416    while (YYID (0))
417
418#endif
419
420/* YYFINAL -- State number of the termination state.  */
421#define YYFINAL  11
422/* YYLAST -- Last index in YYTABLE.  */
423#define YYLAST   290
424
425/* YYNTOKENS -- Number of terminals.  */
426#define YYNTOKENS  36
427/* YYNNTS -- Number of nonterminals.  */
428#define YYNNTS  50
429/* YYNRULES -- Number of rules.  */
430#define YYNRULES  118
431/* YYNRULES -- Number of states.  */
432#define YYNSTATES  191
433
434/* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX.  */
435#define YYUNDEFTOK  2
436#define YYMAXUTOK   290
437
438#define YYTRANSLATE(YYX)						\
439  ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK)
440
441/* YYTRANSLATE[YYLEX] -- Bison symbol number corresponding to YYLEX.  */
442static const yytype_uint8 yytranslate[] =
443{
444       0,     2,     2,     2,     2,     2,     2,     2,     2,     2,
445       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
446       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
447       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
448       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
449       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
450       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
451       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
452       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
453       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
454       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
455       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
456       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
457       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
458       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
459       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
460       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
461       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
462       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
463       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
464       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
465       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
466       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
467       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
468       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
469       2,     2,     2,     2,     2,     2,     1,     2,     3,     4,
470       5,     6,     7,     8,     9,    10,    11,    12,    13,    14,
471      15,    16,    17,    18,    19,    20,    21,    22,    23,    24,
472      25,    26,    27,    28,    29,    30,    31,    32,    33,    34,
473      35
474};
475
476#if YYDEBUG
477/* YYPRHS[YYN] -- Index of the first RHS symbol of rule number YYN in
478   YYRHS.  */
479static const yytype_uint16 yyprhs[] =
480{
481       0,     0,     3,     6,     8,    11,    13,    14,    17,    20,
482      23,    26,    31,    36,    40,    42,    44,    46,    48,    50,
483      52,    54,    56,    58,    60,    62,    64,    66,    68,    72,
484      75,    79,    82,    86,    89,    90,    93,    96,    99,   102,
485     105,   108,   112,   117,   122,   127,   133,   137,   138,   142,
486     143,   146,   150,   153,   155,   159,   160,   163,   166,   169,
487     172,   175,   180,   184,   187,   192,   193,   196,   200,   202,
488     206,   207,   210,   213,   216,   220,   224,   228,   230,   234,
489     235,   238,   241,   244,   248,   252,   255,   258,   261,   262,
490     265,   268,   271,   276,   277,   280,   283,   286,   287,   290,
491     292,   294,   297,   300,   303,   305,   308,   309,   312,   314,
492     318,   322,   326,   329,   333,   337,   339,   341,   342
493};
494
495/* YYRHS -- A `-1'-separated list of the rules' RHS.  */
496static const yytype_int8 yyrhs[] =
497{
498      37,     0,    -1,    81,    38,    -1,    38,    -1,    63,    39,
499      -1,    39,    -1,    -1,    39,    41,    -1,    39,    55,    -1,
500      39,    67,    -1,    39,    80,    -1,    39,    26,     1,    31,
501      -1,    39,    40,     1,    31,    -1,    39,     1,    31,    -1,
502      16,    -1,    18,    -1,    19,    -1,    21,    -1,    17,    -1,
503      22,    -1,    20,    -1,    23,    -1,    31,    -1,    61,    -1,
504      71,    -1,    44,    -1,    46,    -1,    69,    -1,    26,     1,
505      31,    -1,     1,    31,    -1,    10,    26,    31,    -1,    43,
506      47,    -1,    11,    26,    31,    -1,    45,    47,    -1,    -1,
507      47,    48,    -1,    47,    49,    -1,    47,    75,    -1,    47,
508      73,    -1,    47,    42,    -1,    47,    31,    -1,    19,    78,
509      31,    -1,    18,    79,    82,    31,    -1,    20,    83,    82,
510      31,    -1,    21,    26,    82,    31,    -1,    22,    84,    84,
511      82,    31,    -1,    24,    50,    31,    -1,    -1,    50,    26,
512      51,    -1,    -1,    34,    79,    -1,     7,    85,    31,    -1,
513      52,    56,    -1,    80,    -1,    53,    58,    54,    -1,    -1,
514      56,    57,    -1,    56,    75,    -1,    56,    73,    -1,    56,
515      31,    -1,    56,    42,    -1,    18,    79,    82,    31,    -1,
516      19,    78,    31,    -1,    17,    31,    -1,    20,    26,    82,
517      31,    -1,    -1,    58,    41,    -1,    14,    83,    81,    -1,
518      80,    -1,    59,    62,    60,    -1,    -1,    62,    41,    -1,
519      62,    67,    -1,    62,    55,    -1,     3,    79,    81,    -1,
520       4,    79,    31,    -1,    64,    76,    74,    -1,    80,    -1,
521      65,    68,    66,    -1,    -1,    68,    41,    -1,    68,    67,
522      -1,    68,    55,    -1,     6,    79,    31,    -1,     9,    79,
523      31,    -1,    70,    74,    -1,    12,    31,    -1,    72,    13,
524      -1,    -1,    74,    75,    -1,    74,    31,    -1,    74,    42,
525      -1,    16,    25,    83,    31,    -1,    -1,    76,    77,    -1,
526      76,    31,    -1,    23,    82,    -1,    -1,    79,    82,    -1,
527      26,    -1,    27,    -1,     5,    31,    -1,     8,    31,    -1,
528      15,    31,    -1,    31,    -1,    81,    31,    -1,    -1,    14,
529      83,    -1,    84,    -1,    84,    34,    84,    -1,    84,    28,
530      84,    -1,    30,    83,    29,    -1,    35,    83,    -1,    83,
531      32,    83,    -1,    83,    33,    83,    -1,    26,    -1,    27,
532      -1,    -1,    26,    -1
533};
534
535/* YYRLINE[YYN] -- source line where rule number YYN was defined.  */
536static const yytype_uint16 yyrline[] =
537{
538       0,   108,   108,   108,   110,   110,   112,   114,   115,   116,
539     117,   118,   119,   123,   127,   127,   127,   127,   127,   127,
540     127,   127,   131,   132,   133,   134,   135,   136,   140,   141,
541     147,   155,   161,   169,   179,   181,   182,   183,   184,   185,
542     186,   189,   197,   203,   213,   219,   225,   228,   230,   241,
543     242,   247,   256,   261,   269,   272,   274,   275,   276,   277,
544     278,   281,   287,   298,   304,   314,   316,   321,   329,   337,
545     340,   342,   343,   344,   349,   356,   363,   368,   376,   379,
546     381,   382,   383,   386,   394,   401,   408,   414,   421,   423,
547     424,   425,   428,   436,   438,   439,   442,   449,   451,   456,
548     457,   460,   461,   462,   466,   467,   470,   471,   474,   475,
549     476,   477,   478,   479,   480,   483,   484,   487,   488
550};
551#endif
552
553#if YYDEBUG || YYERROR_VERBOSE || YYTOKEN_TABLE
554/* YYTNAME[SYMBOL-NUM] -- String name of the symbol SYMBOL-NUM.
555   First, the terminals, then, starting at YYNTOKENS, nonterminals.  */
556static const char *const yytname[] =
557{
558  "$end", "error", "$undefined", "T_MAINMENU", "T_MENU", "T_ENDMENU",
559  "T_SOURCE", "T_CHOICE", "T_ENDCHOICE", "T_COMMENT", "T_CONFIG",
560  "T_MENUCONFIG", "T_HELP", "T_HELPTEXT", "T_IF", "T_ENDIF", "T_DEPENDS",
561  "T_OPTIONAL", "T_PROMPT", "T_TYPE", "T_DEFAULT", "T_SELECT", "T_RANGE",
562  "T_VISIBLE", "T_OPTION", "T_ON", "T_WORD", "T_WORD_QUOTE", "T_UNEQUAL",
563  "T_CLOSE_PAREN", "T_OPEN_PAREN", "T_EOL", "T_OR", "T_AND", "T_EQUAL",
564  "T_NOT", "$accept", "input", "start", "stmt_list", "option_name",
565  "common_stmt", "option_error", "config_entry_start", "config_stmt",
566  "menuconfig_entry_start", "menuconfig_stmt", "config_option_list",
567  "config_option", "symbol_option", "symbol_option_list",
568  "symbol_option_arg", "choice", "choice_entry", "choice_end",
569  "choice_stmt", "choice_option_list", "choice_option", "choice_block",
570  "if_entry", "if_end", "if_stmt", "if_block", "mainmenu_stmt", "menu",
571  "menu_entry", "menu_end", "menu_stmt", "menu_block", "source_stmt",
572  "comment", "comment_stmt", "help_start", "help", "depends_list",
573  "depends", "visibility_list", "visible", "prompt_stmt_opt", "prompt",
574  "end", "nl", "if_expr", "expr", "symbol", "word_opt", 0
575};
576#endif
577
578# ifdef YYPRINT
579/* YYTOKNUM[YYLEX-NUM] -- Internal token number corresponding to
580   token YYLEX-NUM.  */
581static const yytype_uint16 yytoknum[] =
582{
583       0,   256,   257,   258,   259,   260,   261,   262,   263,   264,
584     265,   266,   267,   268,   269,   270,   271,   272,   273,   274,
585     275,   276,   277,   278,   279,   280,   281,   282,   283,   284,
586     285,   286,   287,   288,   289,   290
587};
588# endif
589
590/* YYR1[YYN] -- Symbol number of symbol that rule YYN derives.  */
591static const yytype_uint8 yyr1[] =
592{
593       0,    36,    37,    37,    38,    38,    39,    39,    39,    39,
594      39,    39,    39,    39,    40,    40,    40,    40,    40,    40,
595      40,    40,    41,    41,    41,    41,    41,    41,    42,    42,
596      43,    44,    45,    46,    47,    47,    47,    47,    47,    47,
597      47,    48,    48,    48,    48,    48,    49,    50,    50,    51,
598      51,    52,    53,    54,    55,    56,    56,    56,    56,    56,
599      56,    57,    57,    57,    57,    58,    58,    59,    60,    61,
600      62,    62,    62,    62,    63,    64,    65,    66,    67,    68,
601      68,    68,    68,    69,    70,    71,    72,    73,    74,    74,
602      74,    74,    75,    76,    76,    76,    77,    78,    78,    79,
603      79,    80,    80,    80,    81,    81,    82,    82,    83,    83,
604      83,    83,    83,    83,    83,    84,    84,    85,    85
605};
606
607/* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN.  */
608static const yytype_uint8 yyr2[] =
609{
610       0,     2,     2,     1,     2,     1,     0,     2,     2,     2,
611       2,     4,     4,     3,     1,     1,     1,     1,     1,     1,
612       1,     1,     1,     1,     1,     1,     1,     1,     3,     2,
613       3,     2,     3,     2,     0,     2,     2,     2,     2,     2,
614       2,     3,     4,     4,     4,     5,     3,     0,     3,     0,
615       2,     3,     2,     1,     3,     0,     2,     2,     2,     2,
616       2,     4,     3,     2,     4,     0,     2,     3,     1,     3,
617       0,     2,     2,     2,     3,     3,     3,     1,     3,     0,
618       2,     2,     2,     3,     3,     2,     2,     2,     0,     2,
619       2,     2,     4,     0,     2,     2,     2,     0,     2,     1,
620       1,     2,     2,     2,     1,     2,     0,     2,     1,     3,
621       3,     3,     2,     3,     3,     1,     1,     0,     1
622};
623
624/* YYDEFACT[STATE-NAME] -- Default rule to reduce with in state
625   STATE-NUM when YYTABLE doesn't specify something else to do.  Zero
626   means the default is an error.  */
627static const yytype_uint8 yydefact[] =
628{
629       6,     0,   104,     0,     3,     0,     6,     6,    99,   100,
630       0,     1,     0,     0,     0,     0,   117,     0,     0,     0,
631       0,     0,     0,    14,    18,    15,    16,    20,    17,    19,
632      21,     0,    22,     0,     7,    34,    25,    34,    26,    55,
633      65,     8,    70,    23,    93,    79,     9,    27,    88,    24,
634      10,     0,   105,     2,    74,    13,     0,   101,     0,   118,
635       0,   102,     0,     0,     0,   115,   116,     0,     0,     0,
636     108,   103,     0,     0,     0,     0,     0,     0,     0,    88,
637       0,     0,    75,    83,    51,    84,    30,    32,     0,   112,
638       0,     0,    67,     0,     0,    11,    12,     0,     0,     0,
639       0,    97,     0,     0,     0,    47,     0,    40,    39,    35,
640      36,     0,    38,    37,     0,     0,    97,     0,    59,    60,
641      56,    58,    57,    66,    54,    53,    71,    73,    69,    72,
642      68,   106,    95,     0,    94,    80,    82,    78,    81,    77,
643      90,    91,    89,   111,   113,   114,   110,   109,    29,    86,
644       0,   106,     0,   106,   106,   106,     0,     0,     0,    87,
645      63,   106,     0,   106,     0,    96,     0,     0,    41,    98,
646       0,     0,   106,    49,    46,    28,     0,    62,     0,   107,
647      92,    42,    43,    44,     0,     0,    48,    61,    64,    45,
648      50
649};
650
651/* YYDEFGOTO[NTERM-NUM].  */
652static const yytype_int16 yydefgoto[] =
653{
654      -1,     3,     4,     5,    33,    34,   108,    35,    36,    37,
655      38,    74,   109,   110,   157,   186,    39,    40,   124,    41,
656      76,   120,    77,    42,   128,    43,    78,     6,    44,    45,
657     137,    46,    80,    47,    48,    49,   111,   112,    81,   113,
658      79,   134,   152,   153,    50,     7,   165,    69,    70,    60
659};
660
661/* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
662   STATE-NUM.  */
663#define YYPACT_NINF -90
664static const yytype_int16 yypact[] =
665{
666       4,    42,   -90,    96,   -90,   111,   -90,    15,   -90,   -90,
667      75,   -90,    82,    42,   104,    42,   110,   107,    42,   115,
668     125,    -4,   121,   -90,   -90,   -90,   -90,   -90,   -90,   -90,
669     -90,   162,   -90,   163,   -90,   -90,   -90,   -90,   -90,   -90,
670     -90,   -90,   -90,   -90,   -90,   -90,   -90,   -90,   -90,   -90,
671     -90,   139,   -90,   -90,   138,   -90,   142,   -90,   143,   -90,
672     152,   -90,   164,   167,   168,   -90,   -90,    -4,    -4,    77,
673     -18,   -90,   177,   185,    33,    71,   195,   247,   236,    -2,
674     236,   171,   -90,   -90,   -90,   -90,   -90,   -90,    41,   -90,
675      -4,    -4,   138,    97,    97,   -90,   -90,   186,   187,   194,
676      42,    42,    -4,   196,    97,   -90,   219,   -90,   -90,   -90,
677     -90,   210,   -90,   -90,   204,    42,    42,   199,   -90,   -90,
678     -90,   -90,   -90,   -90,   -90,   -90,   -90,   -90,   -90,   -90,
679     -90,   222,   -90,   223,   -90,   -90,   -90,   -90,   -90,   -90,
680     -90,   -90,   -90,   -90,   215,   -90,   -90,   -90,   -90,   -90,
681      -4,   222,   228,   222,    -5,   222,    97,    35,   229,   -90,
682     -90,   222,   232,   222,    -4,   -90,   135,   233,   -90,   -90,
683     234,   235,   222,   240,   -90,   -90,   237,   -90,   239,   -13,
684     -90,   -90,   -90,   -90,   244,    42,   -90,   -90,   -90,   -90,
685     -90
686};
687
688/* YYPGOTO[NTERM-NUM].  */
689static const yytype_int16 yypgoto[] =
690{
691     -90,   -90,   269,   271,   -90,    23,   -70,   -90,   -90,   -90,
692     -90,   243,   -90,   -90,   -90,   -90,   -90,   -90,   -90,   -48,
693     -90,   -90,   -90,   -90,   -90,   -90,   -90,   -90,   -90,   -90,
694     -90,   -20,   -90,   -90,   -90,   -90,   -90,   206,   205,   -68,
695     -90,   -90,   169,    -1,    27,    -7,   118,   -66,   -89,   -90
696};
697
698/* YYTABLE[YYPACT[STATE-NUM]].  What to do in state STATE-NUM.  If
699   positive, shift that token.  If negative, reduce the rule which
700   number is the opposite.  If zero, do what YYDEFACT says.
701   If YYTABLE_NINF, syntax error.  */
702#define YYTABLE_NINF -86
703static const yytype_int16 yytable[] =
704{
705      10,    88,    89,    54,   146,   147,   119,     1,   122,   164,
706      93,   141,    56,   142,    58,   156,    94,    62,     1,    90,
707      91,   131,    65,    66,   144,   145,    67,    90,    91,   132,
708     127,    68,   136,   -31,    97,     2,   154,   -31,   -31,   -31,
709     -31,   -31,   -31,   -31,   -31,    98,    52,   -31,   -31,    99,
710     -31,   100,   101,   102,   103,   104,   -31,   105,   129,   106,
711     138,   173,    92,   141,   107,   142,   174,   172,     8,     9,
712     143,   -33,    97,    90,    91,   -33,   -33,   -33,   -33,   -33,
713     -33,   -33,   -33,    98,   166,   -33,   -33,    99,   -33,   100,
714     101,   102,   103,   104,   -33,   105,    11,   106,   179,   151,
715     123,   126,   107,   135,   125,   130,     2,   139,     2,    90,
716      91,    -5,    12,    55,   161,    13,    14,    15,    16,    17,
717      18,    19,    20,    65,    66,    21,    22,    23,    24,    25,
718      26,    27,    28,    29,    30,    57,    59,    31,    61,    -4,
719      12,    63,    32,    13,    14,    15,    16,    17,    18,    19,
720      20,    64,    71,    21,    22,    23,    24,    25,    26,    27,
721      28,    29,    30,    72,    73,    31,   180,    90,    91,    52,
722      32,   -85,    97,    82,    83,   -85,   -85,   -85,   -85,   -85,
723     -85,   -85,   -85,    84,   190,   -85,   -85,    99,   -85,   -85,
724     -85,   -85,   -85,   -85,   -85,    85,    97,   106,    86,    87,
725     -52,   -52,   140,   -52,   -52,   -52,   -52,    98,    95,   -52,
726     -52,    99,   114,   115,   116,   117,    96,   148,   149,   150,
727     158,   106,   155,   159,    97,   163,   118,   -76,   -76,   -76,
728     -76,   -76,   -76,   -76,   -76,   160,   164,   -76,   -76,    99,
729      13,    14,    15,    16,    17,    18,    19,    20,    91,   106,
730      21,    22,    14,    15,   140,    17,    18,    19,    20,   168,
731     175,    21,    22,   177,   181,   182,   183,    32,   187,   167,
732     188,   169,   170,   171,   185,   189,    53,    51,    32,   176,
733      75,   178,   121,     0,   133,   162,     0,     0,     0,     0,
734     184
735};
736
737static const yytype_int16 yycheck[] =
738{
739       1,    67,    68,    10,    93,    94,    76,     3,    76,    14,
740      28,    81,    13,    81,    15,   104,    34,    18,     3,    32,
741      33,    23,    26,    27,    90,    91,    30,    32,    33,    31,
742      78,    35,    80,     0,     1,    31,   102,     4,     5,     6,
743       7,     8,     9,    10,    11,    12,    31,    14,    15,    16,
744      17,    18,    19,    20,    21,    22,    23,    24,    78,    26,
745      80,    26,    69,   133,    31,   133,    31,   156,    26,    27,
746      29,     0,     1,    32,    33,     4,     5,     6,     7,     8,
747       9,    10,    11,    12,   150,    14,    15,    16,    17,    18,
748      19,    20,    21,    22,    23,    24,     0,    26,   164,   100,
749      77,    78,    31,    80,    77,    78,    31,    80,    31,    32,
750      33,     0,     1,    31,   115,     4,     5,     6,     7,     8,
751       9,    10,    11,    26,    27,    14,    15,    16,    17,    18,
752      19,    20,    21,    22,    23,    31,    26,    26,    31,     0,
753       1,    26,    31,     4,     5,     6,     7,     8,     9,    10,
754      11,    26,    31,    14,    15,    16,    17,    18,    19,    20,
755      21,    22,    23,     1,     1,    26,    31,    32,    33,    31,
756      31,     0,     1,    31,    31,     4,     5,     6,     7,     8,
757       9,    10,    11,    31,   185,    14,    15,    16,    17,    18,
758      19,    20,    21,    22,    23,    31,     1,    26,    31,    31,
759       5,     6,    31,     8,     9,    10,    11,    12,    31,    14,
760      15,    16,    17,    18,    19,    20,    31,    31,    31,    25,
761       1,    26,    26,    13,     1,    26,    31,     4,     5,     6,
762       7,     8,     9,    10,    11,    31,    14,    14,    15,    16,
763       4,     5,     6,     7,     8,     9,    10,    11,    33,    26,
764      14,    15,     5,     6,    31,     8,     9,    10,    11,    31,
765      31,    14,    15,    31,    31,    31,    31,    31,    31,   151,
766      31,   153,   154,   155,    34,    31,     7,     6,    31,   161,
767      37,   163,    76,    -1,    79,   116,    -1,    -1,    -1,    -1,
768     172
769};
770
771/* YYSTOS[STATE-NUM] -- The (internal number of the) accessing
772   symbol of state STATE-NUM.  */
773static const yytype_uint8 yystos[] =
774{
775       0,     3,    31,    37,    38,    39,    63,    81,    26,    27,
776      79,     0,     1,     4,     5,     6,     7,     8,     9,    10,
777      11,    14,    15,    16,    17,    18,    19,    20,    21,    22,
778      23,    26,    31,    40,    41,    43,    44,    45,    46,    52,
779      53,    55,    59,    61,    64,    65,    67,    69,    70,    71,
780      80,    39,    31,    38,    81,    31,    79,    31,    79,    26,
781      85,    31,    79,    26,    26,    26,    27,    30,    35,    83,
782      84,    31,     1,     1,    47,    47,    56,    58,    62,    76,
783      68,    74,    31,    31,    31,    31,    31,    31,    83,    83,
784      32,    33,    81,    28,    34,    31,    31,     1,    12,    16,
785      18,    19,    20,    21,    22,    24,    26,    31,    42,    48,
786      49,    72,    73,    75,    17,    18,    19,    20,    31,    42,
787      57,    73,    75,    41,    54,    80,    41,    55,    60,    67,
788      80,    23,    31,    74,    77,    41,    55,    66,    67,    80,
789      31,    42,    75,    29,    83,    83,    84,    84,    31,    31,
790      25,    79,    78,    79,    83,    26,    84,    50,     1,    13,
791      31,    79,    78,    26,    14,    82,    83,    82,    31,    82,
792      82,    82,    84,    26,    31,    31,    82,    31,    82,    83,
793      31,    31,    31,    31,    82,    34,    51,    31,    31,    31,
794      79
795};
796
797#define yyerrok		(yyerrstatus = 0)
798#define yyclearin	(yychar = YYEMPTY)
799#define YYEMPTY		(-2)
800#define YYEOF		0
801
802#define YYACCEPT	goto yyacceptlab
803#define YYABORT		goto yyabortlab
804#define YYERROR		goto yyerrorlab
805
806
807/* Like YYERROR except do call yyerror.  This remains here temporarily
808   to ease the transition to the new meaning of YYERROR, for GCC.
809   Once GCC version 2 has supplanted version 1, this can go.  */
810
811#define YYFAIL		goto yyerrlab
812
813#define YYRECOVERING()  (!!yyerrstatus)
814
815#define YYBACKUP(Token, Value)					\
816do								\
817  if (yychar == YYEMPTY && yylen == 1)				\
818    {								\
819      yychar = (Token);						\
820      yylval = (Value);						\
821      yytoken = YYTRANSLATE (yychar);				\
822      YYPOPSTACK (1);						\
823      goto yybackup;						\
824    }								\
825  else								\
826    {								\
827      yyerror (YY_("syntax error: cannot back up")); \
828      YYERROR;							\
829    }								\
830while (YYID (0))
831
832
833#define YYTERROR	1
834#define YYERRCODE	256
835
836
837/* YYLLOC_DEFAULT -- Set CURRENT to span from RHS[1] to RHS[N].
838   If N is 0, then set CURRENT to the empty location which ends
839   the previous symbol: RHS[0] (always defined).  */
840
841#define YYRHSLOC(Rhs, K) ((Rhs)[K])
842#ifndef YYLLOC_DEFAULT
843# define YYLLOC_DEFAULT(Current, Rhs, N)				\
844    do									\
845      if (YYID (N))                                                    \
846	{								\
847	  (Current).first_line   = YYRHSLOC (Rhs, 1).first_line;	\
848	  (Current).first_column = YYRHSLOC (Rhs, 1).first_column;	\
849	  (Current).last_line    = YYRHSLOC (Rhs, N).last_line;		\
850	  (Current).last_column  = YYRHSLOC (Rhs, N).last_column;	\
851	}								\
852      else								\
853	{								\
854	  (Current).first_line   = (Current).last_line   =		\
855	    YYRHSLOC (Rhs, 0).last_line;				\
856	  (Current).first_column = (Current).last_column =		\
857	    YYRHSLOC (Rhs, 0).last_column;				\
858	}								\
859    while (YYID (0))
860#endif
861
862
863/* YY_LOCATION_PRINT -- Print the location on the stream.
864   This macro was not mandated originally: define only if we know
865   we won't break user code: when these are the locations we know.  */
866
867#ifndef YY_LOCATION_PRINT
868# if YYLTYPE_IS_TRIVIAL
869#  define YY_LOCATION_PRINT(File, Loc)			\
870     fprintf (File, "%d.%d-%d.%d",			\
871	      (Loc).first_line, (Loc).first_column,	\
872	      (Loc).last_line,  (Loc).last_column)
873# else
874#  define YY_LOCATION_PRINT(File, Loc) ((void) 0)
875# endif
876#endif
877
878
879/* YYLEX -- calling `yylex' with the right arguments.  */
880
881#ifdef YYLEX_PARAM
882# define YYLEX yylex (YYLEX_PARAM)
883#else
884# define YYLEX yylex ()
885#endif
886
887/* Enable debugging if requested.  */
888#if YYDEBUG
889
890# ifndef YYFPRINTF
891#  include <stdio.h> /* INFRINGES ON USER NAME SPACE */
892#  define YYFPRINTF fprintf
893# endif
894
895# define YYDPRINTF(Args)			\
896do {						\
897  if (yydebug)					\
898    YYFPRINTF Args;				\
899} while (YYID (0))
900
901# define YY_SYMBOL_PRINT(Title, Type, Value, Location)			  \
902do {									  \
903  if (yydebug)								  \
904    {									  \
905      YYFPRINTF (stderr, "%s ", Title);					  \
906      yy_symbol_print (stderr,						  \
907		  Type, Value); \
908      YYFPRINTF (stderr, "\n");						  \
909    }									  \
910} while (YYID (0))
911
912
913/*--------------------------------.
914| Print this symbol on YYOUTPUT.  |
915`--------------------------------*/
916
917/*ARGSUSED*/
918#if (defined __STDC__ || defined __C99__FUNC__ \
919     || defined __cplusplus || defined _MSC_VER)
920static void
921yy_symbol_value_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep)
922#else
923static void
924yy_symbol_value_print (yyoutput, yytype, yyvaluep)
925    FILE *yyoutput;
926    int yytype;
927    YYSTYPE const * const yyvaluep;
928#endif
929{
930  if (!yyvaluep)
931    return;
932# ifdef YYPRINT
933  if (yytype < YYNTOKENS)
934    YYPRINT (yyoutput, yytoknum[yytype], *yyvaluep);
935# else
936  YYUSE (yyoutput);
937# endif
938  switch (yytype)
939    {
940      default:
941	break;
942    }
943}
944
945
946/*--------------------------------.
947| Print this symbol on YYOUTPUT.  |
948`--------------------------------*/
949
950#if (defined __STDC__ || defined __C99__FUNC__ \
951     || defined __cplusplus || defined _MSC_VER)
952static void
953yy_symbol_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep)
954#else
955static void
956yy_symbol_print (yyoutput, yytype, yyvaluep)
957    FILE *yyoutput;
958    int yytype;
959    YYSTYPE const * const yyvaluep;
960#endif
961{
962  if (yytype < YYNTOKENS)
963    YYFPRINTF (yyoutput, "token %s (", yytname[yytype]);
964  else
965    YYFPRINTF (yyoutput, "nterm %s (", yytname[yytype]);
966
967  yy_symbol_value_print (yyoutput, yytype, yyvaluep);
968  YYFPRINTF (yyoutput, ")");
969}
970
971/*------------------------------------------------------------------.
972| yy_stack_print -- Print the state stack from its BOTTOM up to its |
973| TOP (included).                                                   |
974`------------------------------------------------------------------*/
975
976#if (defined __STDC__ || defined __C99__FUNC__ \
977     || defined __cplusplus || defined _MSC_VER)
978static void
979yy_stack_print (yytype_int16 *yybottom, yytype_int16 *yytop)
980#else
981static void
982yy_stack_print (yybottom, yytop)
983    yytype_int16 *yybottom;
984    yytype_int16 *yytop;
985#endif
986{
987  YYFPRINTF (stderr, "Stack now");
988  for (; yybottom <= yytop; yybottom++)
989    {
990      int yybot = *yybottom;
991      YYFPRINTF (stderr, " %d", yybot);
992    }
993  YYFPRINTF (stderr, "\n");
994}
995
996# define YY_STACK_PRINT(Bottom, Top)				\
997do {								\
998  if (yydebug)							\
999    yy_stack_print ((Bottom), (Top));				\
1000} while (YYID (0))
1001
1002
1003/*------------------------------------------------.
1004| Report that the YYRULE is going to be reduced.  |
1005`------------------------------------------------*/
1006
1007#if (defined __STDC__ || defined __C99__FUNC__ \
1008     || defined __cplusplus || defined _MSC_VER)
1009static void
1010yy_reduce_print (YYSTYPE *yyvsp, int yyrule)
1011#else
1012static void
1013yy_reduce_print (yyvsp, yyrule)
1014    YYSTYPE *yyvsp;
1015    int yyrule;
1016#endif
1017{
1018  int yynrhs = yyr2[yyrule];
1019  int yyi;
1020  unsigned long int yylno = yyrline[yyrule];
1021  YYFPRINTF (stderr, "Reducing stack by rule %d (line %lu):\n",
1022	     yyrule - 1, yylno);
1023  /* The symbols being reduced.  */
1024  for (yyi = 0; yyi < yynrhs; yyi++)
1025    {
1026      YYFPRINTF (stderr, "   $%d = ", yyi + 1);
1027      yy_symbol_print (stderr, yyrhs[yyprhs[yyrule] + yyi],
1028		       &(yyvsp[(yyi + 1) - (yynrhs)])
1029		       		       );
1030      YYFPRINTF (stderr, "\n");
1031    }
1032}
1033
1034# define YY_REDUCE_PRINT(Rule)		\
1035do {					\
1036  if (yydebug)				\
1037    yy_reduce_print (yyvsp, Rule); \
1038} while (YYID (0))
1039
1040/* Nonzero means print parse trace.  It is left uninitialized so that
1041   multiple parsers can coexist.  */
1042int yydebug;
1043#else /* !YYDEBUG */
1044# define YYDPRINTF(Args)
1045# define YY_SYMBOL_PRINT(Title, Type, Value, Location)
1046# define YY_STACK_PRINT(Bottom, Top)
1047# define YY_REDUCE_PRINT(Rule)
1048#endif /* !YYDEBUG */
1049
1050
1051/* YYINITDEPTH -- initial size of the parser's stacks.  */
1052#ifndef	YYINITDEPTH
1053# define YYINITDEPTH 200
1054#endif
1055
1056/* YYMAXDEPTH -- maximum size the stacks can grow to (effective only
1057   if the built-in stack extension method is used).
1058
1059   Do not make this value too large; the results are undefined if
1060   YYSTACK_ALLOC_MAXIMUM < YYSTACK_BYTES (YYMAXDEPTH)
1061   evaluated with infinite-precision integer arithmetic.  */
1062
1063#ifndef YYMAXDEPTH
1064# define YYMAXDEPTH 10000
1065#endif
1066
1067
1068
1069#if YYERROR_VERBOSE
1070
1071# ifndef yystrlen
1072#  if defined __GLIBC__ && defined _STRING_H
1073#   define yystrlen strlen
1074#  else
1075/* Return the length of YYSTR.  */
1076#if (defined __STDC__ || defined __C99__FUNC__ \
1077     || defined __cplusplus || defined _MSC_VER)
1078static YYSIZE_T
1079yystrlen (const char *yystr)
1080#else
1081static YYSIZE_T
1082yystrlen (yystr)
1083    const char *yystr;
1084#endif
1085{
1086  YYSIZE_T yylen;
1087  for (yylen = 0; yystr[yylen]; yylen++)
1088    continue;
1089  return yylen;
1090}
1091#  endif
1092# endif
1093
1094# ifndef yystpcpy
1095#  if defined __GLIBC__ && defined _STRING_H && defined _GNU_SOURCE
1096#   define yystpcpy stpcpy
1097#  else
1098/* Copy YYSRC to YYDEST, returning the address of the terminating '\0' in
1099   YYDEST.  */
1100#if (defined __STDC__ || defined __C99__FUNC__ \
1101     || defined __cplusplus || defined _MSC_VER)
1102static char *
1103yystpcpy (char *yydest, const char *yysrc)
1104#else
1105static char *
1106yystpcpy (yydest, yysrc)
1107    char *yydest;
1108    const char *yysrc;
1109#endif
1110{
1111  char *yyd = yydest;
1112  const char *yys = yysrc;
1113
1114  while ((*yyd++ = *yys++) != '\0')
1115    continue;
1116
1117  return yyd - 1;
1118}
1119#  endif
1120# endif
1121
1122# ifndef yytnamerr
1123/* Copy to YYRES the contents of YYSTR after stripping away unnecessary
1124   quotes and backslashes, so that it's suitable for yyerror.  The
1125   heuristic is that double-quoting is unnecessary unless the string
1126   contains an apostrophe, a comma, or backslash (other than
1127   backslash-backslash).  YYSTR is taken from yytname.  If YYRES is
1128   null, do not copy; instead, return the length of what the result
1129   would have been.  */
1130static YYSIZE_T
1131yytnamerr (char *yyres, const char *yystr)
1132{
1133  if (*yystr == '"')
1134    {
1135      YYSIZE_T yyn = 0;
1136      char const *yyp = yystr;
1137
1138      for (;;)
1139	switch (*++yyp)
1140	  {
1141	  case '\'':
1142	  case ',':
1143	    goto do_not_strip_quotes;
1144
1145	  case '\\':
1146	    if (*++yyp != '\\')
1147	      goto do_not_strip_quotes;
1148	    /* Fall through.  */
1149	  default:
1150	    if (yyres)
1151	      yyres[yyn] = *yyp;
1152	    yyn++;
1153	    break;
1154
1155	  case '"':
1156	    if (yyres)
1157	      yyres[yyn] = '\0';
1158	    return yyn;
1159	  }
1160    do_not_strip_quotes: ;
1161    }
1162
1163  if (! yyres)
1164    return yystrlen (yystr);
1165
1166  return yystpcpy (yyres, yystr) - yyres;
1167}
1168# endif
1169
1170/* Copy into YYRESULT an error message about the unexpected token
1171   YYCHAR while in state YYSTATE.  Return the number of bytes copied,
1172   including the terminating null byte.  If YYRESULT is null, do not
1173   copy anything; just return the number of bytes that would be
1174   copied.  As a special case, return 0 if an ordinary "syntax error"
1175   message will do.  Return YYSIZE_MAXIMUM if overflow occurs during
1176   size calculation.  */
1177static YYSIZE_T
1178yysyntax_error (char *yyresult, int yystate, int yychar)
1179{
1180  int yyn = yypact[yystate];
1181
1182  if (! (YYPACT_NINF < yyn && yyn <= YYLAST))
1183    return 0;
1184  else
1185    {
1186      int yytype = YYTRANSLATE (yychar);
1187      YYSIZE_T yysize0 = yytnamerr (0, yytname[yytype]);
1188      YYSIZE_T yysize = yysize0;
1189      YYSIZE_T yysize1;
1190      int yysize_overflow = 0;
1191      enum { YYERROR_VERBOSE_ARGS_MAXIMUM = 5 };
1192      char const *yyarg[YYERROR_VERBOSE_ARGS_MAXIMUM];
1193      int yyx;
1194
1195# if 0
1196      /* This is so xgettext sees the translatable formats that are
1197	 constructed on the fly.  */
1198      YY_("syntax error, unexpected %s");
1199      YY_("syntax error, unexpected %s, expecting %s");
1200      YY_("syntax error, unexpected %s, expecting %s or %s");
1201      YY_("syntax error, unexpected %s, expecting %s or %s or %s");
1202      YY_("syntax error, unexpected %s, expecting %s or %s or %s or %s");
1203# endif
1204      char *yyfmt;
1205      char const *yyf;
1206      static char const yyunexpected[] = "syntax error, unexpected %s";
1207      static char const yyexpecting[] = ", expecting %s";
1208      static char const yyor[] = " or %s";
1209      char yyformat[sizeof yyunexpected
1210		    + sizeof yyexpecting - 1
1211		    + ((YYERROR_VERBOSE_ARGS_MAXIMUM - 2)
1212		       * (sizeof yyor - 1))];
1213      char const *yyprefix = yyexpecting;
1214
1215      /* Start YYX at -YYN if negative to avoid negative indexes in
1216	 YYCHECK.  */
1217      int yyxbegin = yyn < 0 ? -yyn : 0;
1218
1219      /* Stay within bounds of both yycheck and yytname.  */
1220      int yychecklim = YYLAST - yyn + 1;
1221      int yyxend = yychecklim < YYNTOKENS ? yychecklim : YYNTOKENS;
1222      int yycount = 1;
1223
1224      yyarg[0] = yytname[yytype];
1225      yyfmt = yystpcpy (yyformat, yyunexpected);
1226
1227      for (yyx = yyxbegin; yyx < yyxend; ++yyx)
1228	if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
1229	  {
1230	    if (yycount == YYERROR_VERBOSE_ARGS_MAXIMUM)
1231	      {
1232		yycount = 1;
1233		yysize = yysize0;
1234		yyformat[sizeof yyunexpected - 1] = '\0';
1235		break;
1236	      }
1237	    yyarg[yycount++] = yytname[yyx];
1238	    yysize1 = yysize + yytnamerr (0, yytname[yyx]);
1239	    yysize_overflow |= (yysize1 < yysize);
1240	    yysize = yysize1;
1241	    yyfmt = yystpcpy (yyfmt, yyprefix);
1242	    yyprefix = yyor;
1243	  }
1244
1245      yyf = YY_(yyformat);
1246      yysize1 = yysize + yystrlen (yyf);
1247      yysize_overflow |= (yysize1 < yysize);
1248      yysize = yysize1;
1249
1250      if (yysize_overflow)
1251	return YYSIZE_MAXIMUM;
1252
1253      if (yyresult)
1254	{
1255	  /* Avoid sprintf, as that infringes on the user's name space.
1256	     Don't have undefined behavior even if the translation
1257	     produced a string with the wrong number of "%s"s.  */
1258	  char *yyp = yyresult;
1259	  int yyi = 0;
1260	  while ((*yyp = *yyf) != '\0')
1261	    {
1262	      if (*yyp == '%' && yyf[1] == 's' && yyi < yycount)
1263		{
1264		  yyp += yytnamerr (yyp, yyarg[yyi++]);
1265		  yyf += 2;
1266		}
1267	      else
1268		{
1269		  yyp++;
1270		  yyf++;
1271		}
1272	    }
1273	}
1274      return yysize;
1275    }
1276}
1277#endif /* YYERROR_VERBOSE */
1278
1279
1280/*-----------------------------------------------.
1281| Release the memory associated to this symbol.  |
1282`-----------------------------------------------*/
1283
1284/*ARGSUSED*/
1285#if (defined __STDC__ || defined __C99__FUNC__ \
1286     || defined __cplusplus || defined _MSC_VER)
1287static void
1288yydestruct (const char *yymsg, int yytype, YYSTYPE *yyvaluep)
1289#else
1290static void
1291yydestruct (yymsg, yytype, yyvaluep)
1292    const char *yymsg;
1293    int yytype;
1294    YYSTYPE *yyvaluep;
1295#endif
1296{
1297  YYUSE (yyvaluep);
1298
1299  if (!yymsg)
1300    yymsg = "Deleting";
1301  YY_SYMBOL_PRINT (yymsg, yytype, yyvaluep, yylocationp);
1302
1303  switch (yytype)
1304    {
1305      case 53: /* "choice_entry" */
1306
1307	{
1308	fprintf(stderr, "%s:%d: missing end statement for this entry\n",
1309		(yyvaluep->menu)->file->name, (yyvaluep->menu)->lineno);
1310	if (current_menu == (yyvaluep->menu))
1311		menu_end_menu();
1312};
1313
1314	break;
1315      case 59: /* "if_entry" */
1316
1317	{
1318	fprintf(stderr, "%s:%d: missing end statement for this entry\n",
1319		(yyvaluep->menu)->file->name, (yyvaluep->menu)->lineno);
1320	if (current_menu == (yyvaluep->menu))
1321		menu_end_menu();
1322};
1323
1324	break;
1325      case 65: /* "menu_entry" */
1326
1327	{
1328	fprintf(stderr, "%s:%d: missing end statement for this entry\n",
1329		(yyvaluep->menu)->file->name, (yyvaluep->menu)->lineno);
1330	if (current_menu == (yyvaluep->menu))
1331		menu_end_menu();
1332};
1333
1334	break;
1335
1336      default:
1337	break;
1338    }
1339}
1340
1341/* Prevent warnings from -Wmissing-prototypes.  */
1342#ifdef YYPARSE_PARAM
1343#if defined __STDC__ || defined __cplusplus
1344int yyparse (void *YYPARSE_PARAM);
1345#else
1346int yyparse ();
1347#endif
1348#else /* ! YYPARSE_PARAM */
1349#if defined __STDC__ || defined __cplusplus
1350int yyparse (void);
1351#else
1352int yyparse ();
1353#endif
1354#endif /* ! YYPARSE_PARAM */
1355
1356
1357/* The lookahead symbol.  */
1358int yychar;
1359
1360/* The semantic value of the lookahead symbol.  */
1361YYSTYPE yylval;
1362
1363/* Number of syntax errors so far.  */
1364int yynerrs;
1365
1366
1367
1368/*-------------------------.
1369| yyparse or yypush_parse.  |
1370`-------------------------*/
1371
1372#ifdef YYPARSE_PARAM
1373#if (defined __STDC__ || defined __C99__FUNC__ \
1374     || defined __cplusplus || defined _MSC_VER)
1375int
1376yyparse (void *YYPARSE_PARAM)
1377#else
1378int
1379yyparse (YYPARSE_PARAM)
1380    void *YYPARSE_PARAM;
1381#endif
1382#else /* ! YYPARSE_PARAM */
1383#if (defined __STDC__ || defined __C99__FUNC__ \
1384     || defined __cplusplus || defined _MSC_VER)
1385int
1386yyparse (void)
1387#else
1388int
1389yyparse ()
1390
1391#endif
1392#endif
1393{
1394
1395
1396    int yystate;
1397    /* Number of tokens to shift before error messages enabled.  */
1398    int yyerrstatus;
1399
1400    /* The stacks and their tools:
1401       `yyss': related to states.
1402       `yyvs': related to semantic values.
1403
1404       Refer to the stacks thru separate pointers, to allow yyoverflow
1405       to reallocate them elsewhere.  */
1406
1407    /* The state stack.  */
1408    yytype_int16 yyssa[YYINITDEPTH];
1409    yytype_int16 *yyss;
1410    yytype_int16 *yyssp;
1411
1412    /* The semantic value stack.  */
1413    YYSTYPE yyvsa[YYINITDEPTH];
1414    YYSTYPE *yyvs;
1415    YYSTYPE *yyvsp;
1416
1417    YYSIZE_T yystacksize;
1418
1419  int yyn;
1420  int yyresult;
1421  /* Lookahead token as an internal (translated) token number.  */
1422  int yytoken;
1423  /* The variables used to return semantic value and location from the
1424     action routines.  */
1425  YYSTYPE yyval;
1426
1427#if YYERROR_VERBOSE
1428  /* Buffer for error messages, and its allocated size.  */
1429  char yymsgbuf[128];
1430  char *yymsg = yymsgbuf;
1431  YYSIZE_T yymsg_alloc = sizeof yymsgbuf;
1432#endif
1433
1434#define YYPOPSTACK(N)   (yyvsp -= (N), yyssp -= (N))
1435
1436  /* The number of symbols on the RHS of the reduced rule.
1437     Keep to zero when no symbol should be popped.  */
1438  int yylen = 0;
1439
1440  yytoken = 0;
1441  yyss = yyssa;
1442  yyvs = yyvsa;
1443  yystacksize = YYINITDEPTH;
1444
1445  YYDPRINTF ((stderr, "Starting parse\n"));
1446
1447  yystate = 0;
1448  yyerrstatus = 0;
1449  yynerrs = 0;
1450  yychar = YYEMPTY; /* Cause a token to be read.  */
1451
1452  /* Initialize stack pointers.
1453     Waste one element of value and location stack
1454     so that they stay on the same level as the state stack.
1455     The wasted elements are never initialized.  */
1456  yyssp = yyss;
1457  yyvsp = yyvs;
1458
1459  goto yysetstate;
1460
1461/*------------------------------------------------------------.
1462| yynewstate -- Push a new state, which is found in yystate.  |
1463`------------------------------------------------------------*/
1464 yynewstate:
1465  /* In all cases, when you get here, the value and location stacks
1466     have just been pushed.  So pushing a state here evens the stacks.  */
1467  yyssp++;
1468
1469 yysetstate:
1470  *yyssp = yystate;
1471
1472  if (yyss + yystacksize - 1 <= yyssp)
1473    {
1474      /* Get the current used size of the three stacks, in elements.  */
1475      YYSIZE_T yysize = yyssp - yyss + 1;
1476
1477#ifdef yyoverflow
1478      {
1479	/* Give user a chance to reallocate the stack.  Use copies of
1480	   these so that the &'s don't force the real ones into
1481	   memory.  */
1482	YYSTYPE *yyvs1 = yyvs;
1483	yytype_int16 *yyss1 = yyss;
1484
1485	/* Each stack pointer address is followed by the size of the
1486	   data in use in that stack, in bytes.  This used to be a
1487	   conditional around just the two extra args, but that might
1488	   be undefined if yyoverflow is a macro.  */
1489	yyoverflow (YY_("memory exhausted"),
1490		    &yyss1, yysize * sizeof (*yyssp),
1491		    &yyvs1, yysize * sizeof (*yyvsp),
1492		    &yystacksize);
1493
1494	yyss = yyss1;
1495	yyvs = yyvs1;
1496      }
1497#else /* no yyoverflow */
1498# ifndef YYSTACK_RELOCATE
1499      goto yyexhaustedlab;
1500# else
1501      /* Extend the stack our own way.  */
1502      if (YYMAXDEPTH <= yystacksize)
1503	goto yyexhaustedlab;
1504      yystacksize *= 2;
1505      if (YYMAXDEPTH < yystacksize)
1506	yystacksize = YYMAXDEPTH;
1507
1508      {
1509	yytype_int16 *yyss1 = yyss;
1510	union yyalloc *yyptr =
1511	  (union yyalloc *) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize));
1512	if (! yyptr)
1513	  goto yyexhaustedlab;
1514	YYSTACK_RELOCATE (yyss_alloc, yyss);
1515	YYSTACK_RELOCATE (yyvs_alloc, yyvs);
1516#  undef YYSTACK_RELOCATE
1517	if (yyss1 != yyssa)
1518	  YYSTACK_FREE (yyss1);
1519      }
1520# endif
1521#endif /* no yyoverflow */
1522
1523      yyssp = yyss + yysize - 1;
1524      yyvsp = yyvs + yysize - 1;
1525
1526      YYDPRINTF ((stderr, "Stack size increased to %lu\n",
1527		  (unsigned long int) yystacksize));
1528
1529      if (yyss + yystacksize - 1 <= yyssp)
1530	YYABORT;
1531    }
1532
1533  YYDPRINTF ((stderr, "Entering state %d\n", yystate));
1534
1535  if (yystate == YYFINAL)
1536    YYACCEPT;
1537
1538  goto yybackup;
1539
1540/*-----------.
1541| yybackup.  |
1542`-----------*/
1543yybackup:
1544
1545  /* Do appropriate processing given the current state.  Read a
1546     lookahead token if we need one and don't already have one.  */
1547
1548  /* First try to decide what to do without reference to lookahead token.  */
1549  yyn = yypact[yystate];
1550  if (yyn == YYPACT_NINF)
1551    goto yydefault;
1552
1553  /* Not known => get a lookahead token if don't already have one.  */
1554
1555  /* YYCHAR is either YYEMPTY or YYEOF or a valid lookahead symbol.  */
1556  if (yychar == YYEMPTY)
1557    {
1558      YYDPRINTF ((stderr, "Reading a token: "));
1559      yychar = YYLEX;
1560    }
1561
1562  if (yychar <= YYEOF)
1563    {
1564      yychar = yytoken = YYEOF;
1565      YYDPRINTF ((stderr, "Now at end of input.\n"));
1566    }
1567  else
1568    {
1569      yytoken = YYTRANSLATE (yychar);
1570      YY_SYMBOL_PRINT ("Next token is", yytoken, &yylval, &yylloc);
1571    }
1572
1573  /* If the proper action on seeing token YYTOKEN is to reduce or to
1574     detect an error, take that action.  */
1575  yyn += yytoken;
1576  if (yyn < 0 || YYLAST < yyn || yycheck[yyn] != yytoken)
1577    goto yydefault;
1578  yyn = yytable[yyn];
1579  if (yyn <= 0)
1580    {
1581      if (yyn == 0 || yyn == YYTABLE_NINF)
1582	goto yyerrlab;
1583      yyn = -yyn;
1584      goto yyreduce;
1585    }
1586
1587  /* Count tokens shifted since error; after three, turn off error
1588     status.  */
1589  if (yyerrstatus)
1590    yyerrstatus--;
1591
1592  /* Shift the lookahead token.  */
1593  YY_SYMBOL_PRINT ("Shifting", yytoken, &yylval, &yylloc);
1594
1595  /* Discard the shifted token.  */
1596  yychar = YYEMPTY;
1597
1598  yystate = yyn;
1599  *++yyvsp = yylval;
1600
1601  goto yynewstate;
1602
1603
1604/*-----------------------------------------------------------.
1605| yydefault -- do the default action for the current state.  |
1606`-----------------------------------------------------------*/
1607yydefault:
1608  yyn = yydefact[yystate];
1609  if (yyn == 0)
1610    goto yyerrlab;
1611  goto yyreduce;
1612
1613
1614/*-----------------------------.
1615| yyreduce -- Do a reduction.  |
1616`-----------------------------*/
1617yyreduce:
1618  /* yyn is the number of a rule to reduce with.  */
1619  yylen = yyr2[yyn];
1620
1621  /* If YYLEN is nonzero, implement the default value of the action:
1622     `$$ = $1'.
1623
1624     Otherwise, the following line sets YYVAL to garbage.
1625     This behavior is undocumented and Bison
1626     users should not rely upon it.  Assigning to YYVAL
1627     unconditionally makes the parser a bit smaller, and it avoids a
1628     GCC warning that YYVAL may be used uninitialized.  */
1629  yyval = yyvsp[1-yylen];
1630
1631
1632  YY_REDUCE_PRINT (yyn);
1633  switch (yyn)
1634    {
1635        case 10:
1636
1637    { zconf_error("unexpected end statement"); ;}
1638    break;
1639
1640  case 11:
1641
1642    { zconf_error("unknown statement \"%s\"", (yyvsp[(2) - (4)].string)); ;}
1643    break;
1644
1645  case 12:
1646
1647    {
1648	zconf_error("unexpected option \"%s\"", kconf_id_strings + (yyvsp[(2) - (4)].id)->name);
1649;}
1650    break;
1651
1652  case 13:
1653
1654    { zconf_error("invalid statement"); ;}
1655    break;
1656
1657  case 28:
1658
1659    { zconf_error("unknown option \"%s\"", (yyvsp[(1) - (3)].string)); ;}
1660    break;
1661
1662  case 29:
1663
1664    { zconf_error("invalid option"); ;}
1665    break;
1666
1667  case 30:
1668
1669    {
1670	struct symbol *sym = sym_lookup((yyvsp[(2) - (3)].string), 0);
1671	sym->flags |= SYMBOL_OPTIONAL;
1672	menu_add_entry(sym);
1673	printd(DEBUG_PARSE, "%s:%d:config %s\n", zconf_curname(), zconf_lineno(), (yyvsp[(2) - (3)].string));
1674;}
1675    break;
1676
1677  case 31:
1678
1679    {
1680	menu_end_entry();
1681	printd(DEBUG_PARSE, "%s:%d:endconfig\n", zconf_curname(), zconf_lineno());
1682;}
1683    break;
1684
1685  case 32:
1686
1687    {
1688	struct symbol *sym = sym_lookup((yyvsp[(2) - (3)].string), 0);
1689	sym->flags |= SYMBOL_OPTIONAL;
1690	menu_add_entry(sym);
1691	printd(DEBUG_PARSE, "%s:%d:menuconfig %s\n", zconf_curname(), zconf_lineno(), (yyvsp[(2) - (3)].string));
1692;}
1693    break;
1694
1695  case 33:
1696
1697    {
1698	if (current_entry->prompt)
1699		current_entry->prompt->type = P_MENU;
1700	else
1701		zconfprint("warning: menuconfig statement without prompt");
1702	menu_end_entry();
1703	printd(DEBUG_PARSE, "%s:%d:endconfig\n", zconf_curname(), zconf_lineno());
1704;}
1705    break;
1706
1707  case 41:
1708
1709    {
1710	menu_set_type((yyvsp[(1) - (3)].id)->stype);
1711	printd(DEBUG_PARSE, "%s:%d:type(%u)\n",
1712		zconf_curname(), zconf_lineno(),
1713		(yyvsp[(1) - (3)].id)->stype);
1714;}
1715    break;
1716
1717  case 42:
1718
1719    {
1720	menu_add_prompt(P_PROMPT, (yyvsp[(2) - (4)].string), (yyvsp[(3) - (4)].expr));
1721	printd(DEBUG_PARSE, "%s:%d:prompt\n", zconf_curname(), zconf_lineno());
1722;}
1723    break;
1724
1725  case 43:
1726
1727    {
1728	menu_add_expr(P_DEFAULT, (yyvsp[(2) - (4)].expr), (yyvsp[(3) - (4)].expr));
1729	if ((yyvsp[(1) - (4)].id)->stype != S_UNKNOWN)
1730		menu_set_type((yyvsp[(1) - (4)].id)->stype);
1731	printd(DEBUG_PARSE, "%s:%d:default(%u)\n",
1732		zconf_curname(), zconf_lineno(),
1733		(yyvsp[(1) - (4)].id)->stype);
1734;}
1735    break;
1736
1737  case 44:
1738
1739    {
1740	menu_add_symbol(P_SELECT, sym_lookup((yyvsp[(2) - (4)].string), 0), (yyvsp[(3) - (4)].expr));
1741	printd(DEBUG_PARSE, "%s:%d:select\n", zconf_curname(), zconf_lineno());
1742;}
1743    break;
1744
1745  case 45:
1746
1747    {
1748	menu_add_expr(P_RANGE, expr_alloc_comp(E_RANGE,(yyvsp[(2) - (5)].symbol), (yyvsp[(3) - (5)].symbol)), (yyvsp[(4) - (5)].expr));
1749	printd(DEBUG_PARSE, "%s:%d:range\n", zconf_curname(), zconf_lineno());
1750;}
1751    break;
1752
1753  case 48:
1754
1755    {
1756	struct kconf_id *id = kconf_id_lookup((yyvsp[(2) - (3)].string), strlen((yyvsp[(2) - (3)].string)));
1757	if (id && id->flags & TF_OPTION)
1758		menu_add_option(id->token, (yyvsp[(3) - (3)].string));
1759	else
1760		zconfprint("warning: ignoring unknown option %s", (yyvsp[(2) - (3)].string));
1761	free((yyvsp[(2) - (3)].string));
1762;}
1763    break;
1764
1765  case 49:
1766
1767    { (yyval.string) = NULL; ;}
1768    break;
1769
1770  case 50:
1771
1772    { (yyval.string) = (yyvsp[(2) - (2)].string); ;}
1773    break;
1774
1775  case 51:
1776
1777    {
1778	struct symbol *sym = sym_lookup((yyvsp[(2) - (3)].string), SYMBOL_CHOICE);
1779	sym->flags |= SYMBOL_AUTO;
1780	menu_add_entry(sym);
1781	menu_add_expr(P_CHOICE, NULL, NULL);
1782	printd(DEBUG_PARSE, "%s:%d:choice\n", zconf_curname(), zconf_lineno());
1783;}
1784    break;
1785
1786  case 52:
1787
1788    {
1789	(yyval.menu) = menu_add_menu();
1790;}
1791    break;
1792
1793  case 53:
1794
1795    {
1796	if (zconf_endtoken((yyvsp[(1) - (1)].id), T_CHOICE, T_ENDCHOICE)) {
1797		menu_end_menu();
1798		printd(DEBUG_PARSE, "%s:%d:endchoice\n", zconf_curname(), zconf_lineno());
1799	}
1800;}
1801    break;
1802
1803  case 61:
1804
1805    {
1806	menu_add_prompt(P_PROMPT, (yyvsp[(2) - (4)].string), (yyvsp[(3) - (4)].expr));
1807	printd(DEBUG_PARSE, "%s:%d:prompt\n", zconf_curname(), zconf_lineno());
1808;}
1809    break;
1810
1811  case 62:
1812
1813    {
1814	if ((yyvsp[(1) - (3)].id)->stype == S_BOOLEAN || (yyvsp[(1) - (3)].id)->stype == S_TRISTATE) {
1815		menu_set_type((yyvsp[(1) - (3)].id)->stype);
1816		printd(DEBUG_PARSE, "%s:%d:type(%u)\n",
1817			zconf_curname(), zconf_lineno(),
1818			(yyvsp[(1) - (3)].id)->stype);
1819	} else
1820		YYERROR;
1821;}
1822    break;
1823
1824  case 63:
1825
1826    {
1827	current_entry->sym->flags |= SYMBOL_OPTIONAL;
1828	printd(DEBUG_PARSE, "%s:%d:optional\n", zconf_curname(), zconf_lineno());
1829;}
1830    break;
1831
1832  case 64:
1833
1834    {
1835	if ((yyvsp[(1) - (4)].id)->stype == S_UNKNOWN) {
1836		menu_add_symbol(P_DEFAULT, sym_lookup((yyvsp[(2) - (4)].string), 0), (yyvsp[(3) - (4)].expr));
1837		printd(DEBUG_PARSE, "%s:%d:default\n",
1838			zconf_curname(), zconf_lineno());
1839	} else
1840		YYERROR;
1841;}
1842    break;
1843
1844  case 67:
1845
1846    {
1847	printd(DEBUG_PARSE, "%s:%d:if\n", zconf_curname(), zconf_lineno());
1848	menu_add_entry(NULL);
1849	menu_add_dep((yyvsp[(2) - (3)].expr));
1850	(yyval.menu) = menu_add_menu();
1851;}
1852    break;
1853
1854  case 68:
1855
1856    {
1857	if (zconf_endtoken((yyvsp[(1) - (1)].id), T_IF, T_ENDIF)) {
1858		menu_end_menu();
1859		printd(DEBUG_PARSE, "%s:%d:endif\n", zconf_curname(), zconf_lineno());
1860	}
1861;}
1862    break;
1863
1864  case 74:
1865
1866    {
1867	menu_add_prompt(P_MENU, (yyvsp[(2) - (3)].string), NULL);
1868;}
1869    break;
1870
1871  case 75:
1872
1873    {
1874	menu_add_entry(NULL);
1875	menu_add_prompt(P_MENU, (yyvsp[(2) - (3)].string), NULL);
1876	printd(DEBUG_PARSE, "%s:%d:menu\n", zconf_curname(), zconf_lineno());
1877;}
1878    break;
1879
1880  case 76:
1881
1882    {
1883	(yyval.menu) = menu_add_menu();
1884;}
1885    break;
1886
1887  case 77:
1888
1889    {
1890	if (zconf_endtoken((yyvsp[(1) - (1)].id), T_MENU, T_ENDMENU)) {
1891		menu_end_menu();
1892		printd(DEBUG_PARSE, "%s:%d:endmenu\n", zconf_curname(), zconf_lineno());
1893	}
1894;}
1895    break;
1896
1897  case 83:
1898
1899    {
1900	printd(DEBUG_PARSE, "%s:%d:source %s\n", zconf_curname(), zconf_lineno(), (yyvsp[(2) - (3)].string));
1901	zconf_nextfile((yyvsp[(2) - (3)].string));
1902;}
1903    break;
1904
1905  case 84:
1906
1907    {
1908	menu_add_entry(NULL);
1909	menu_add_prompt(P_COMMENT, (yyvsp[(2) - (3)].string), NULL);
1910	printd(DEBUG_PARSE, "%s:%d:comment\n", zconf_curname(), zconf_lineno());
1911;}
1912    break;
1913
1914  case 85:
1915
1916    {
1917	menu_end_entry();
1918;}
1919    break;
1920
1921  case 86:
1922
1923    {
1924	printd(DEBUG_PARSE, "%s:%d:help\n", zconf_curname(), zconf_lineno());
1925	zconf_starthelp();
1926;}
1927    break;
1928
1929  case 87:
1930
1931    {
1932	current_entry->help = (yyvsp[(2) - (2)].string);
1933;}
1934    break;
1935
1936  case 92:
1937
1938    {
1939	menu_add_dep((yyvsp[(3) - (4)].expr));
1940	printd(DEBUG_PARSE, "%s:%d:depends on\n", zconf_curname(), zconf_lineno());
1941;}
1942    break;
1943
1944  case 96:
1945
1946    {
1947	menu_add_visibility((yyvsp[(2) - (2)].expr));
1948;}
1949    break;
1950
1951  case 98:
1952
1953    {
1954	menu_add_prompt(P_PROMPT, (yyvsp[(1) - (2)].string), (yyvsp[(2) - (2)].expr));
1955;}
1956    break;
1957
1958  case 101:
1959
1960    { (yyval.id) = (yyvsp[(1) - (2)].id); ;}
1961    break;
1962
1963  case 102:
1964
1965    { (yyval.id) = (yyvsp[(1) - (2)].id); ;}
1966    break;
1967
1968  case 103:
1969
1970    { (yyval.id) = (yyvsp[(1) - (2)].id); ;}
1971    break;
1972
1973  case 106:
1974
1975    { (yyval.expr) = NULL; ;}
1976    break;
1977
1978  case 107:
1979
1980    { (yyval.expr) = (yyvsp[(2) - (2)].expr); ;}
1981    break;
1982
1983  case 108:
1984
1985    { (yyval.expr) = expr_alloc_symbol((yyvsp[(1) - (1)].symbol)); ;}
1986    break;
1987
1988  case 109:
1989
1990    { (yyval.expr) = expr_alloc_comp(E_EQUAL, (yyvsp[(1) - (3)].symbol), (yyvsp[(3) - (3)].symbol)); ;}
1991    break;
1992
1993  case 110:
1994
1995    { (yyval.expr) = expr_alloc_comp(E_UNEQUAL, (yyvsp[(1) - (3)].symbol), (yyvsp[(3) - (3)].symbol)); ;}
1996    break;
1997
1998  case 111:
1999
2000    { (yyval.expr) = (yyvsp[(2) - (3)].expr); ;}
2001    break;
2002
2003  case 112:
2004
2005    { (yyval.expr) = expr_alloc_one(E_NOT, (yyvsp[(2) - (2)].expr)); ;}
2006    break;
2007
2008  case 113:
2009
2010    { (yyval.expr) = expr_alloc_two(E_OR, (yyvsp[(1) - (3)].expr), (yyvsp[(3) - (3)].expr)); ;}
2011    break;
2012
2013  case 114:
2014
2015    { (yyval.expr) = expr_alloc_two(E_AND, (yyvsp[(1) - (3)].expr), (yyvsp[(3) - (3)].expr)); ;}
2016    break;
2017
2018  case 115:
2019
2020    { (yyval.symbol) = sym_lookup((yyvsp[(1) - (1)].string), 0); free((yyvsp[(1) - (1)].string)); ;}
2021    break;
2022
2023  case 116:
2024
2025    { (yyval.symbol) = sym_lookup((yyvsp[(1) - (1)].string), SYMBOL_CONST); free((yyvsp[(1) - (1)].string)); ;}
2026    break;
2027
2028  case 117:
2029
2030    { (yyval.string) = NULL; ;}
2031    break;
2032
2033
2034
2035      default: break;
2036    }
2037  YY_SYMBOL_PRINT ("-> $$ =", yyr1[yyn], &yyval, &yyloc);
2038
2039  YYPOPSTACK (yylen);
2040  yylen = 0;
2041  YY_STACK_PRINT (yyss, yyssp);
2042
2043  *++yyvsp = yyval;
2044
2045  /* Now `shift' the result of the reduction.  Determine what state
2046     that goes to, based on the state we popped back to and the rule
2047     number reduced by.  */
2048
2049  yyn = yyr1[yyn];
2050
2051  yystate = yypgoto[yyn - YYNTOKENS] + *yyssp;
2052  if (0 <= yystate && yystate <= YYLAST && yycheck[yystate] == *yyssp)
2053    yystate = yytable[yystate];
2054  else
2055    yystate = yydefgoto[yyn - YYNTOKENS];
2056
2057  goto yynewstate;
2058
2059
2060/*------------------------------------.
2061| yyerrlab -- here on detecting error |
2062`------------------------------------*/
2063yyerrlab:
2064  /* If not already recovering from an error, report this error.  */
2065  if (!yyerrstatus)
2066    {
2067      ++yynerrs;
2068#if ! YYERROR_VERBOSE
2069      yyerror (YY_("syntax error"));
2070#else
2071      {
2072	YYSIZE_T yysize = yysyntax_error (0, yystate, yychar);
2073	if (yymsg_alloc < yysize && yymsg_alloc < YYSTACK_ALLOC_MAXIMUM)
2074	  {
2075	    YYSIZE_T yyalloc = 2 * yysize;
2076	    if (! (yysize <= yyalloc && yyalloc <= YYSTACK_ALLOC_MAXIMUM))
2077	      yyalloc = YYSTACK_ALLOC_MAXIMUM;
2078	    if (yymsg != yymsgbuf)
2079	      YYSTACK_FREE (yymsg);
2080	    yymsg = (char *) YYSTACK_ALLOC (yyalloc);
2081	    if (yymsg)
2082	      yymsg_alloc = yyalloc;
2083	    else
2084	      {
2085		yymsg = yymsgbuf;
2086		yymsg_alloc = sizeof yymsgbuf;
2087	      }
2088	  }
2089
2090	if (0 < yysize && yysize <= yymsg_alloc)
2091	  {
2092	    (void) yysyntax_error (yymsg, yystate, yychar);
2093	    yyerror (yymsg);
2094	  }
2095	else
2096	  {
2097	    yyerror (YY_("syntax error"));
2098	    if (yysize != 0)
2099	      goto yyexhaustedlab;
2100	  }
2101      }
2102#endif
2103    }
2104
2105
2106
2107  if (yyerrstatus == 3)
2108    {
2109      /* If just tried and failed to reuse lookahead token after an
2110	 error, discard it.  */
2111
2112      if (yychar <= YYEOF)
2113	{
2114	  /* Return failure if at end of input.  */
2115	  if (yychar == YYEOF)
2116	    YYABORT;
2117	}
2118      else
2119	{
2120	  yydestruct ("Error: discarding",
2121		      yytoken, &yylval);
2122	  yychar = YYEMPTY;
2123	}
2124    }
2125
2126  /* Else will try to reuse lookahead token after shifting the error
2127     token.  */
2128  goto yyerrlab1;
2129
2130
2131/*---------------------------------------------------.
2132| yyerrorlab -- error raised explicitly by YYERROR.  |
2133`---------------------------------------------------*/
2134yyerrorlab:
2135
2136  /* Pacify compilers like GCC when the user code never invokes
2137     YYERROR and the label yyerrorlab therefore never appears in user
2138     code.  */
2139  if (/*CONSTCOND*/ 0)
2140     goto yyerrorlab;
2141
2142  /* Do not reclaim the symbols of the rule which action triggered
2143     this YYERROR.  */
2144  YYPOPSTACK (yylen);
2145  yylen = 0;
2146  YY_STACK_PRINT (yyss, yyssp);
2147  yystate = *yyssp;
2148  goto yyerrlab1;
2149
2150
2151/*-------------------------------------------------------------.
2152| yyerrlab1 -- common code for both syntax error and YYERROR.  |
2153`-------------------------------------------------------------*/
2154yyerrlab1:
2155  yyerrstatus = 3;	/* Each real token shifted decrements this.  */
2156
2157  for (;;)
2158    {
2159      yyn = yypact[yystate];
2160      if (yyn != YYPACT_NINF)
2161	{
2162	  yyn += YYTERROR;
2163	  if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYTERROR)
2164	    {
2165	      yyn = yytable[yyn];
2166	      if (0 < yyn)
2167		break;
2168	    }
2169	}
2170
2171      /* Pop the current state because it cannot handle the error token.  */
2172      if (yyssp == yyss)
2173	YYABORT;
2174
2175
2176      yydestruct ("Error: popping",
2177		  yystos[yystate], yyvsp);
2178      YYPOPSTACK (1);
2179      yystate = *yyssp;
2180      YY_STACK_PRINT (yyss, yyssp);
2181    }
2182
2183  *++yyvsp = yylval;
2184
2185
2186  /* Shift the error token.  */
2187  YY_SYMBOL_PRINT ("Shifting", yystos[yyn], yyvsp, yylsp);
2188
2189  yystate = yyn;
2190  goto yynewstate;
2191
2192
2193/*-------------------------------------.
2194| yyacceptlab -- YYACCEPT comes here.  |
2195`-------------------------------------*/
2196yyacceptlab:
2197  yyresult = 0;
2198  goto yyreturn;
2199
2200/*-----------------------------------.
2201| yyabortlab -- YYABORT comes here.  |
2202`-----------------------------------*/
2203yyabortlab:
2204  yyresult = 1;
2205  goto yyreturn;
2206
2207#if !defined(yyoverflow) || YYERROR_VERBOSE
2208/*-------------------------------------------------.
2209| yyexhaustedlab -- memory exhaustion comes here.  |
2210`-------------------------------------------------*/
2211yyexhaustedlab:
2212  yyerror (YY_("memory exhausted"));
2213  yyresult = 2;
2214  /* Fall through.  */
2215#endif
2216
2217yyreturn:
2218  if (yychar != YYEMPTY)
2219     yydestruct ("Cleanup: discarding lookahead",
2220		 yytoken, &yylval);
2221  /* Do not reclaim the symbols of the rule which action triggered
2222     this YYABORT or YYACCEPT.  */
2223  YYPOPSTACK (yylen);
2224  YY_STACK_PRINT (yyss, yyssp);
2225  while (yyssp != yyss)
2226    {
2227      yydestruct ("Cleanup: popping",
2228		  yystos[*yyssp], yyvsp);
2229      YYPOPSTACK (1);
2230    }
2231#ifndef yyoverflow
2232  if (yyss != yyssa)
2233    YYSTACK_FREE (yyss);
2234#endif
2235#if YYERROR_VERBOSE
2236  if (yymsg != yymsgbuf)
2237    YYSTACK_FREE (yymsg);
2238#endif
2239  /* Make sure YYID is used.  */
2240  return YYID (yyresult);
2241}
2242
2243
2244
2245
2246
2247void conf_parse(const char *name)
2248{
2249	struct symbol *sym;
2250	int i;
2251
2252	zconf_initscan(name);
2253
2254	sym_init();
2255	_menu_init();
2256	modules_sym = sym_lookup(NULL, 0);
2257	modules_sym->type = S_BOOLEAN;
2258	modules_sym->flags |= SYMBOL_AUTO;
2259	rootmenu.prompt = menu_add_prompt(P_MENU, "Linux Kernel Configuration", NULL);
2260
2261#if YYDEBUG
2262	if (getenv("ZCONF_DEBUG"))
2263		zconfdebug = 1;
2264#endif
2265	zconfparse();
2266	if (zconfnerrs)
2267		exit(1);
2268	if (!modules_sym->prop) {
2269		struct property *prop;
2270
2271		prop = prop_alloc(P_DEFAULT, modules_sym);
2272		prop->expr = expr_alloc_symbol(sym_lookup("MODULES", 0));
2273	}
2274
2275	rootmenu.prompt->text = _(rootmenu.prompt->text);
2276	rootmenu.prompt->text = sym_expand_string_value(rootmenu.prompt->text);
2277
2278	menu_finalize(&rootmenu);
2279	for_all_symbols(i, sym) {
2280		if (sym_check_deps(sym))
2281			zconfnerrs++;
2282        }
2283	if (zconfnerrs)
2284		exit(1);
2285	sym_set_change_count(1);
2286}
2287
2288static const char *zconf_tokenname(int token)
2289{
2290	switch (token) {
2291	case T_MENU:		return "menu";
2292	case T_ENDMENU:		return "endmenu";
2293	case T_CHOICE:		return "choice";
2294	case T_ENDCHOICE:	return "endchoice";
2295	case T_IF:		return "if";
2296	case T_ENDIF:		return "endif";
2297	case T_DEPENDS:		return "depends";
2298	case T_VISIBLE:		return "visible";
2299	}
2300	return "<token>";
2301}
2302
2303static bool zconf_endtoken(struct kconf_id *id, int starttoken, int endtoken)
2304{
2305	if (id->token != endtoken) {
2306		zconf_error("unexpected '%s' within %s block",
2307			kconf_id_strings + id->name, zconf_tokenname(starttoken));
2308		zconfnerrs++;
2309		return false;
2310	}
2311	if (current_menu->file != current_file) {
2312		zconf_error("'%s' in different file than '%s'",
2313			kconf_id_strings + id->name, zconf_tokenname(starttoken));
2314		fprintf(stderr, "%s:%d: location of the '%s'\n",
2315			current_menu->file->name, current_menu->lineno,
2316			zconf_tokenname(starttoken));
2317		zconfnerrs++;
2318		return false;
2319	}
2320	return true;
2321}
2322
2323static void zconfprint(const char *err, ...)
2324{
2325	va_list ap;
2326
2327	fprintf(stderr, "%s:%d: ", zconf_curname(), zconf_lineno());
2328	va_start(ap, err);
2329	vfprintf(stderr, err, ap);
2330	va_end(ap);
2331	fprintf(stderr, "\n");
2332}
2333
2334static void zconf_error(const char *err, ...)
2335{
2336	va_list ap;
2337
2338	zconfnerrs++;
2339	fprintf(stderr, "%s:%d: ", zconf_curname(), zconf_lineno());
2340	va_start(ap, err);
2341	vfprintf(stderr, err, ap);
2342	va_end(ap);
2343	fprintf(stderr, "\n");
2344}
2345
2346static void zconferror(const char *err)
2347{
2348#if YYDEBUG
2349	fprintf(stderr, "%s:%d: %s\n", zconf_curname(), zconf_lineno() + 1, err);
2350#endif
2351}
2352
2353static void print_quoted_string(FILE *out, const char *str)
2354{
2355	const char *p;
2356	int len;
2357
2358	putc('"', out);
2359	while ((p = strchr(str, '"'))) {
2360		len = p - str;
2361		if (len)
2362			fprintf(out, "%.*s", len, str);
2363		fputs("\\\"", out);
2364		str = p + 1;
2365	}
2366	fputs(str, out);
2367	putc('"', out);
2368}
2369
2370static void print_symbol(FILE *out, struct menu *menu)
2371{
2372	struct symbol *sym = menu->sym;
2373	struct property *prop;
2374
2375	if (sym_is_choice(sym))
2376		fprintf(out, "\nchoice\n");
2377	else
2378		fprintf(out, "\nconfig %s\n", sym->name);
2379	switch (sym->type) {
2380	case S_BOOLEAN:
2381		fputs("  boolean\n", out);
2382		break;
2383	case S_TRISTATE:
2384		fputs("  tristate\n", out);
2385		break;
2386	case S_STRING:
2387		fputs("  string\n", out);
2388		break;
2389	case S_INT:
2390		fputs("  integer\n", out);
2391		break;
2392	case S_HEX:
2393		fputs("  hex\n", out);
2394		break;
2395	default:
2396		fputs("  ???\n", out);
2397		break;
2398	}
2399	for (prop = sym->prop; prop; prop = prop->next) {
2400		if (prop->menu != menu)
2401			continue;
2402		switch (prop->type) {
2403		case P_PROMPT:
2404			fputs("  prompt ", out);
2405			print_quoted_string(out, prop->text);
2406			if (!expr_is_yes(prop->visible.expr)) {
2407				fputs(" if ", out);
2408				expr_fprint(prop->visible.expr, out);
2409			}
2410			fputc('\n', out);
2411			break;
2412		case P_DEFAULT:
2413			fputs( "  default ", out);
2414			expr_fprint(prop->expr, out);
2415			if (!expr_is_yes(prop->visible.expr)) {
2416				fputs(" if ", out);
2417				expr_fprint(prop->visible.expr, out);
2418			}
2419			fputc('\n', out);
2420			break;
2421		case P_CHOICE:
2422			fputs("  #choice value\n", out);
2423			break;
2424		case P_SELECT:
2425			fputs( "  select ", out);
2426			expr_fprint(prop->expr, out);
2427			fputc('\n', out);
2428			break;
2429		case P_RANGE:
2430			fputs( "  range ", out);
2431			expr_fprint(prop->expr, out);
2432			fputc('\n', out);
2433			break;
2434		case P_MENU:
2435			fputs( "  menu ", out);
2436			print_quoted_string(out, prop->text);
2437			fputc('\n', out);
2438			break;
2439		default:
2440			fprintf(out, "  unknown prop %d!\n", prop->type);
2441			break;
2442		}
2443	}
2444	if (menu->help) {
2445		int len = strlen(menu->help);
2446		while (menu->help[--len] == '\n')
2447			menu->help[len] = 0;
2448		fprintf(out, "  help\n%s\n", menu->help);
2449	}
2450}
2451
2452void zconfdump(FILE *out)
2453{
2454	struct property *prop;
2455	struct symbol *sym;
2456	struct menu *menu;
2457
2458	menu = rootmenu.list;
2459	while (menu) {
2460		if ((sym = menu->sym))
2461			print_symbol(out, menu);
2462		else if ((prop = menu->prompt)) {
2463			switch (prop->type) {
2464			case P_COMMENT:
2465				fputs("\ncomment ", out);
2466				print_quoted_string(out, prop->text);
2467				fputs("\n", out);
2468				break;
2469			case P_MENU:
2470				fputs("\nmenu ", out);
2471				print_quoted_string(out, prop->text);
2472				fputs("\n", out);
2473				break;
2474			default:
2475				;
2476			}
2477			if (!expr_is_yes(prop->visible.expr)) {
2478				fputs("  depends ", out);
2479				expr_fprint(prop->visible.expr, out);
2480				fputc('\n', out);
2481			}
2482		}
2483
2484		if (menu->list)
2485			menu = menu->list;
2486		else if (menu->next)
2487			menu = menu->next;
2488		else while ((menu = menu->parent)) {
2489			if (menu->prompt && menu->prompt->type == P_MENU)
2490				fputs("\nendmenu\n", out);
2491			if (menu->next) {
2492				menu = menu->next;
2493				break;
2494			}
2495		}
2496	}
2497}
2498
2499#include "lex.zconf.c"
2500#include "util.c"
2501#include "confdata.c"
2502#include "expr.c"
2503#include "symbol.c"
2504#include "menu.c"
2505
2506