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Add i18n support to the GLR skeleton. Partially fix the C++
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1 /* A Bison parser, made by GNU Bison 2.0a. */
2
3 /* Skeleton parser for Yacc-like parsing with Bison,
4 Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
5
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2, or (at your option)
9 any later version.
10
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
15
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 51 Franklin Street, Fifth Floor,
19 Boston, MA 02110-1301, USA. */
20
21 /* As a special exception, when this file is copied by Bison into a
22 Bison output file, you may use that output file without restriction.
23 This special exception was added by the Free Software Foundation
24 in version 1.24 of Bison. */
25
26 /* Written by Richard Stallman by simplifying the original so called
27 ``semantic'' parser. */
28
29 /* All symbols defined below should begin with yy or YY, to avoid
30 infringing on user name space. This should be done even for local
31 variables, as they might otherwise be expanded by user macros.
32 There are some unavoidable exceptions within include files to
33 define necessary library symbols; they are noted "INFRINGES ON
34 USER NAME SPACE" below. */
35
36 /* Identify Bison output. */
37 #define YYBISON 1
38
39 /* Skeleton name. */
40 #define YYSKELETON_NAME "yacc.c"
41
42 /* Pure parsers. */
43 #define YYPURE 1
44
45 /* Using locations. */
46 #define YYLSP_NEEDED 1
47
48 /* Substitute the variable and function names. */
49 #define yyparse gram_parse
50 #define yylex gram_lex
51 #define yyerror gram_error
52 #define yylval gram_lval
53 #define yychar gram_char
54 #define yydebug gram_debug
55 #define yynerrs gram_nerrs
56 #define yylloc gram_lloc
57
58 /* Tokens. */
59 #ifndef YYTOKENTYPE
60 # define YYTOKENTYPE
61 /* Put the tokens into the symbol table, so that GDB and other debuggers
62 know about them. */
63 enum yytokentype {
64 GRAM_EOF = 0,
65 STRING = 258,
66 INT = 259,
67 PERCENT_TOKEN = 260,
68 PERCENT_NTERM = 261,
69 PERCENT_TYPE = 262,
70 PERCENT_DESTRUCTOR = 263,
71 PERCENT_PRINTER = 264,
72 PERCENT_UNION = 265,
73 PERCENT_LEFT = 266,
74 PERCENT_RIGHT = 267,
75 PERCENT_NONASSOC = 268,
76 PERCENT_PREC = 269,
77 PERCENT_DPREC = 270,
78 PERCENT_MERGE = 271,
79 PERCENT_DEBUG = 272,
80 PERCENT_DEFAULT_PREC = 273,
81 PERCENT_DEFINE = 274,
82 PERCENT_DEFINES = 275,
83 PERCENT_ERROR_VERBOSE = 276,
84 PERCENT_EXPECT = 277,
85 PERCENT_EXPECT_RR = 278,
86 PERCENT_FILE_PREFIX = 279,
87 PERCENT_GLR_PARSER = 280,
88 PERCENT_INITIAL_ACTION = 281,
89 PERCENT_LEX_PARAM = 282,
90 PERCENT_LOCATIONS = 283,
91 PERCENT_NAME_PREFIX = 284,
92 PERCENT_NO_DEFAULT_PREC = 285,
93 PERCENT_NO_LINES = 286,
94 PERCENT_NONDETERMINISTIC_PARSER = 287,
95 PERCENT_OUTPUT = 288,
96 PERCENT_PARSE_PARAM = 289,
97 PERCENT_PURE_PARSER = 290,
98 PERCENT_SKELETON = 291,
99 PERCENT_START = 292,
100 PERCENT_TOKEN_TABLE = 293,
101 PERCENT_VERBOSE = 294,
102 PERCENT_YACC = 295,
103 TYPE = 296,
104 EQUAL = 297,
105 SEMICOLON = 298,
106 PIPE = 299,
107 ID = 300,
108 ID_COLON = 301,
109 PERCENT_PERCENT = 302,
110 PROLOGUE = 303,
111 EPILOGUE = 304,
112 BRACED_CODE = 305
113 };
114 #endif
115 #define GRAM_EOF 0
116 #define STRING 258
117 #define INT 259
118 #define PERCENT_TOKEN 260
119 #define PERCENT_NTERM 261
120 #define PERCENT_TYPE 262
121 #define PERCENT_DESTRUCTOR 263
122 #define PERCENT_PRINTER 264
123 #define PERCENT_UNION 265
124 #define PERCENT_LEFT 266
125 #define PERCENT_RIGHT 267
126 #define PERCENT_NONASSOC 268
127 #define PERCENT_PREC 269
128 #define PERCENT_DPREC 270
129 #define PERCENT_MERGE 271
130 #define PERCENT_DEBUG 272
131 #define PERCENT_DEFAULT_PREC 273
132 #define PERCENT_DEFINE 274
133 #define PERCENT_DEFINES 275
134 #define PERCENT_ERROR_VERBOSE 276
135 #define PERCENT_EXPECT 277
136 #define PERCENT_EXPECT_RR 278
137 #define PERCENT_FILE_PREFIX 279
138 #define PERCENT_GLR_PARSER 280
139 #define PERCENT_INITIAL_ACTION 281
140 #define PERCENT_LEX_PARAM 282
141 #define PERCENT_LOCATIONS 283
142 #define PERCENT_NAME_PREFIX 284
143 #define PERCENT_NO_DEFAULT_PREC 285
144 #define PERCENT_NO_LINES 286
145 #define PERCENT_NONDETERMINISTIC_PARSER 287
146 #define PERCENT_OUTPUT 288
147 #define PERCENT_PARSE_PARAM 289
148 #define PERCENT_PURE_PARSER 290
149 #define PERCENT_SKELETON 291
150 #define PERCENT_START 292
151 #define PERCENT_TOKEN_TABLE 293
152 #define PERCENT_VERBOSE 294
153 #define PERCENT_YACC 295
154 #define TYPE 296
155 #define EQUAL 297
156 #define SEMICOLON 298
157 #define PIPE 299
158 #define ID 300
159 #define ID_COLON 301
160 #define PERCENT_PERCENT 302
161 #define PROLOGUE 303
162 #define EPILOGUE 304
163 #define BRACED_CODE 305
164
165
166
167
168 /* Copy the first part of user declarations. */
169 #line 1 "../../src/parse-gram.y"
170 /* Bison Grammar Parser -*- C -*-
171
172 Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
173
174 This file is part of Bison, the GNU Compiler Compiler.
175
176 This program is free software; you can redistribute it and/or modify
177 it under the terms of the GNU General Public License as published by
178 the Free Software Foundation; either version 2 of the License, or
179 (at your option) any later version.
180
181 This program is distributed in the hope that it will be useful,
182 but WITHOUT ANY WARRANTY; without even the implied warranty of
183 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
184 GNU General Public License for more details.
185
186 You should have received a copy of the GNU General Public License
187 along with this program; if not, write to the Free Software
188 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
189 02110-1301 USA
190 */
191
192 #include "system.h"
193
194 #include "complain.h"
195 #include "conflicts.h"
196 #include "files.h"
197 #include "getargs.h"
198 #include "gram.h"
199 #include "muscle_tab.h"
200 #include "output.h"
201 #include "quotearg.h"
202 #include "reader.h"
203 #include "symlist.h"
204
205 #define YYLLOC_DEFAULT(Current, Rhs, N) (Current) = lloc_default (Rhs, N)
206 static YYLTYPE lloc_default (YYLTYPE const *, int);
207
208 #define YY_LOCATION_PRINT(File, Loc) \
209 location_print (File, Loc)
210
211 /* Request detailed syntax error messages, and pass them to GRAM_ERROR.
212 FIXME: depends on the undocumented availability of YYLLOC. */
213 #undef yyerror
214 #define yyerror(Msg) \
215 gram_error (&yylloc, Msg)
216 static void gram_error (location const *, char const *);
217
218 static void add_param (char const *, char *, location);
219
220 symbol_class current_class = unknown_sym;
221 uniqstr current_type = 0;
222 symbol *current_lhs;
223 location current_lhs_location;
224 assoc current_assoc;
225 int current_prec = 0;
226
227
228 /* Enabling traces. */
229 #ifndef YYDEBUG
230 # define YYDEBUG 1
231 #endif
232
233 /* Enabling verbose error messages. */
234 #ifdef YYERROR_VERBOSE
235 # undef YYERROR_VERBOSE
236 # define YYERROR_VERBOSE 1
237 #else
238 # define YYERROR_VERBOSE 1
239 #endif
240
241 #if ! defined (YYSTYPE) && ! defined (YYSTYPE_IS_DECLARED)
242 #line 79 "../../src/parse-gram.y"
243 typedef union YYSTYPE {
244 symbol *symbol;
245 symbol_list *list;
246 int integer;
247 char *chars;
248 assoc assoc;
249 uniqstr uniqstr;
250 } YYSTYPE;
251 /* Line 191 of yacc.c. */
252 #line 253 "../../src/parse-gram.c"
253 # define yystype YYSTYPE /* obsolescent; will be withdrawn */
254 # define YYSTYPE_IS_DECLARED 1
255 # define YYSTYPE_IS_TRIVIAL 1
256 #endif
257
258 #if ! defined (YYLTYPE) && ! defined (YYLTYPE_IS_DECLARED)
259 typedef struct YYLTYPE
260 {
261 int first_line;
262 int first_column;
263 int last_line;
264 int last_column;
265 } YYLTYPE;
266 # define yyltype YYLTYPE /* obsolescent; will be withdrawn */
267 # define YYLTYPE_IS_DECLARED 1
268 # define YYLTYPE_IS_TRIVIAL 1
269 #endif
270
271
272 /* Copy the second part of user declarations. */
273
274
275 /* Line 214 of yacc.c. */
276 #line 277 "../../src/parse-gram.c"
277
278 #if ! defined (YYSIZE_T) && defined (__SIZE_TYPE__)
279 # define YYSIZE_T __SIZE_TYPE__
280 #endif
281 #if ! defined (YYSIZE_T) && defined (size_t)
282 # define YYSIZE_T size_t
283 #endif
284 #if ! defined (YYSIZE_T) && (defined (__STDC__) || defined (__cplusplus))
285 # include <stddef.h> /* INFRINGES ON USER NAME SPACE */
286 # define YYSIZE_T size_t
287 #endif
288 #if ! defined (YYSIZE_T)
289 # define YYSIZE_T unsigned int
290 #endif
291
292 #if ! defined (yyoverflow) || YYERROR_VERBOSE
293
294 /* The parser invokes alloca or malloc; define the necessary symbols. */
295
296 # ifdef YYSTACK_USE_ALLOCA
297 # if YYSTACK_USE_ALLOCA
298 # ifdef __GNUC__
299 # define YYSTACK_ALLOC __builtin_alloca
300 # else
301 # define YYSTACK_ALLOC alloca
302 # if defined (__STDC__) || defined (__cplusplus)
303 # include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
304 # define YYINCLUDED_STDLIB_H
305 # endif
306 # endif
307 # endif
308 # endif
309
310 # ifdef YYSTACK_ALLOC
311 /* Pacify GCC's `empty if-body' warning. */
312 # define YYSTACK_FREE(Ptr) do { /* empty */; } while (0)
313 # ifndef YYSTACK_ALLOC_MAXIMUM
314 /* The OS might guarantee only one guard page at the bottom of the stack,
315 and a page size can be as small as 4096 bytes. So we cannot safely
316 invoke alloca (N) if N exceeds 4096. Use a slightly smaller number
317 to allow for a few compiler-allocated temporary stack slots. */
318 # define YYSTACK_ALLOC_MAXIMUM 4032 /* reasonable circa 2005 */
319 # endif
320 # else
321 # define YYSTACK_ALLOC YYMALLOC
322 # define YYSTACK_FREE YYFREE
323 # ifndef YYSTACK_ALLOC_MAXIMUM
324 # define YYSTACK_ALLOC_MAXIMUM ((YYSIZE_T) -1)
325 # endif
326 # ifdef __cplusplus
327 extern "C" {
328 # endif
329 # ifndef YYMALLOC
330 # define YYMALLOC malloc
331 # if (! defined (malloc) && ! defined (YYINCLUDED_STDLIB_H) \
332 && (defined (__STDC__) || defined (__cplusplus)))
333 void *malloc (YYSIZE_T); /* INFRINGES ON USER NAME SPACE */
334 # endif
335 # endif
336 # ifndef YYFREE
337 # define YYFREE free
338 # if (! defined (free) && ! defined (YYINCLUDED_STDLIB_H) \
339 && (defined (__STDC__) || defined (__cplusplus)))
340 void free (void *); /* INFRINGES ON USER NAME SPACE */
341 # endif
342 # endif
343 # ifdef __cplusplus
344 }
345 # endif
346 # endif
347 #endif /* ! defined (yyoverflow) || YYERROR_VERBOSE */
348
349
350 #if (! defined (yyoverflow) \
351 && (! defined (__cplusplus) \
352 || (defined (YYLTYPE_IS_TRIVIAL) && YYLTYPE_IS_TRIVIAL \
353 && defined (YYSTYPE_IS_TRIVIAL) && YYSTYPE_IS_TRIVIAL)))
354
355 /* A type that is properly aligned for any stack member. */
356 union yyalloc
357 {
358 short int yyss;
359 YYSTYPE yyvs;
360 YYLTYPE yyls;
361 };
362
363 /* The size of the maximum gap between one aligned stack and the next. */
364 # define YYSTACK_GAP_MAXIMUM (sizeof (union yyalloc) - 1)
365
366 /* The size of an array large to enough to hold all stacks, each with
367 N elements. */
368 # define YYSTACK_BYTES(N) \
369 ((N) * (sizeof (short int) + sizeof (YYSTYPE) + sizeof (YYLTYPE)) \
370 + 2 * YYSTACK_GAP_MAXIMUM)
371
372 /* Copy COUNT objects from FROM to TO. The source and destination do
373 not overlap. */
374 # ifndef YYCOPY
375 # if defined (__GNUC__) && 1 < __GNUC__
376 # define YYCOPY(To, From, Count) \
377 __builtin_memcpy (To, From, (Count) * sizeof (*(From)))
378 # else
379 # define YYCOPY(To, From, Count) \
380 do \
381 { \
382 YYSIZE_T yyi; \
383 for (yyi = 0; yyi < (Count); yyi++) \
384 (To)[yyi] = (From)[yyi]; \
385 } \
386 while (0)
387 # endif
388 # endif
389
390 /* Relocate STACK from its old location to the new one. The
391 local variables YYSIZE and YYSTACKSIZE give the old and new number of
392 elements in the stack, and YYPTR gives the new location of the
393 stack. Advance YYPTR to a properly aligned location for the next
394 stack. */
395 # define YYSTACK_RELOCATE(Stack) \
396 do \
397 { \
398 YYSIZE_T yynewbytes; \
399 YYCOPY (&yyptr->Stack, Stack, yysize); \
400 Stack = &yyptr->Stack; \
401 yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM; \
402 yyptr += yynewbytes / sizeof (*yyptr); \
403 } \
404 while (0)
405
406 #endif
407
408 #if defined (__STDC__) || defined (__cplusplus)
409 typedef signed char yysigned_char;
410 #else
411 typedef short int yysigned_char;
412 #endif
413
414 /* YYFINAL -- State number of the termination state. */
415 #define YYFINAL 3
416 /* YYLAST -- Last index in YYTABLE. */
417 #define YYLAST 158
418
419 /* YYNTOKENS -- Number of terminals. */
420 #define YYNTOKENS 51
421 /* YYNNTS -- Number of nonterminals. */
422 #define YYNNTS 25
423 /* YYNRULES -- Number of rules. */
424 #define YYNRULES 79
425 /* YYNRULES -- Number of states. */
426 #define YYNSTATES 108
427
428 /* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX. */
429 #define YYUNDEFTOK 2
430 #define YYMAXUTOK 305
431
432 #define YYTRANSLATE(YYX) \
433 ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK)
434
435 /* YYTRANSLATE[YYLEX] -- Bison symbol number corresponding to YYLEX. */
436 static const unsigned char yytranslate[] =
437 {
438 0, 2, 2, 2, 2, 2, 2, 2, 2, 2,
439 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
440 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
441 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
442 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
443 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
444 2, 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, 1, 2, 3, 4,
464 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
465 15, 16, 17, 18, 19, 20, 21, 22, 23, 24,
466 25, 26, 27, 28, 29, 30, 31, 32, 33, 34,
467 35, 36, 37, 38, 39, 40, 41, 42, 43, 44,
468 45, 46, 47, 48, 49, 50
469 };
470
471 #if YYDEBUG
472 /* YYPRHS[YYN] -- Index of the first RHS symbol of rule number YYN in
473 YYRHS. */
474 static const unsigned char yyprhs[] =
475 {
476 0, 0, 3, 8, 9, 12, 14, 16, 18, 22,
477 24, 26, 29, 32, 36, 38, 40, 42, 44, 48,
478 50, 52, 56, 58, 60, 63, 65, 67, 69, 71,
479 73, 75, 78, 80, 83, 86, 88, 90, 91, 95,
480 96, 100, 104, 108, 110, 112, 114, 115, 117, 119,
481 122, 124, 126, 129, 132, 136, 138, 141, 143, 146,
482 148, 151, 154, 155, 159, 161, 165, 168, 169, 172,
483 175, 179, 183, 187, 189, 191, 193, 195, 197, 198
484 };
485
486 /* YYRHS -- A `-1'-separated list of the rules' RHS. */
487 static const yysigned_char yyrhs[] =
488 {
489 52, 0, -1, 53, 47, 65, 75, -1, -1, 53,
490 54, -1, 55, -1, 48, -1, 17, -1, 19, 74,
491 74, -1, 20, -1, 21, -1, 22, 4, -1, 23,
492 4, -1, 24, 42, 74, -1, 25, -1, 26, -1,
493 27, -1, 28, -1, 29, 42, 74, -1, 31, -1,
494 32, -1, 33, 42, 74, -1, 34, -1, 35, -1,
495 36, 74, -1, 38, -1, 39, -1, 40, -1, 43,
496 -1, 59, -1, 56, -1, 37, 71, -1, 10, -1,
497 8, 62, -1, 9, 62, -1, 18, -1, 30, -1,
498 -1, 6, 57, 64, -1, -1, 5, 58, 64, -1,
499 7, 41, 62, -1, 60, 61, 62, -1, 11, -1,
500 12, -1, 13, -1, -1, 41, -1, 71, -1, 62,
501 71, -1, 41, -1, 45, -1, 45, 4, -1, 45,
502 73, -1, 45, 4, 73, -1, 63, -1, 64, 63,
503 -1, 66, -1, 65, 66, -1, 67, -1, 55, 43,
504 -1, 1, 43, -1, -1, 46, 68, 69, -1, 70,
505 -1, 69, 44, 70, -1, 69, 43, -1, -1, 70,
506 71, -1, 70, 72, -1, 70, 14, 71, -1, 70,
507 15, 4, -1, 70, 16, 41, -1, 45, -1, 73,
508 -1, 50, -1, 3, -1, 3, -1, -1, 47, 49,
509 -1
510 };
511
512 /* YYRLINE[YYN] -- source line where rule number YYN was defined. */
513 static const unsigned short int yyrline[] =
514 {
515 0, 188, 188, 196, 198, 202, 203, 204, 205, 206,
516 207, 208, 209, 210, 211, 216, 220, 221, 222, 223,
517 224, 225, 226, 227, 228, 229, 230, 231, 232, 236,
518 237, 238, 242, 248, 255, 262, 266, 273, 273, 278,
519 278, 283, 293, 308, 309, 310, 314, 315, 321, 322,
520 327, 331, 336, 342, 348, 359, 360, 369, 370, 376,
521 377, 382, 389, 389, 393, 394, 395, 400, 401, 403,
522 405, 407, 409, 414, 415, 419, 425, 434, 439, 441
523 };
524 #endif
525
526 #if YYDEBUG || YYERROR_VERBOSE
527 /* YYTNME[SYMBOL-NUM] -- String name of the symbol SYMBOL-NUM.
528 First, the terminals, then, starting at YYNTOKENS, nonterminals. */
529 static const char *const yytname[] =
530 {
531 "end of file", "error", "$undefined", "string", "integer", "%token",
532 "%nterm", "%type", "%destructor {...}", "%printer {...}", "%union {...}",
533 "%left", "%right", "%nonassoc", "%prec", "%dprec", "%merge", "%debug",
534 "%default-prec", "%define", "%defines", "%error-verbose", "%expect",
535 "%expect-rr", "%file-prefix", "%glr-parser", "%initial-action {...}",
536 "%lex-param {...}", "%locations", "%name-prefix", "%no-default-prec",
537 "%no-lines", "%nondeterministic-parser", "%output", "%parse-param {...}",
538 "%pure-parser", "%skeleton", "%start", "%token-table", "%verbose",
539 "%yacc", "type", "=", ";", "|", "identifier", "identifier:", "%%",
540 "%{...%}", "epilogue", "{...}", "$accept", "input", "declarations",
541 "declaration", "grammar_declaration", "symbol_declaration", "@1", "@2",
542 "precedence_declaration", "precedence_declarator", "type.opt",
543 "symbols.1", "symbol_def", "symbol_defs.1", "grammar",
544 "rules_or_grammar_declaration", "rules", "@3", "rhses.1", "rhs",
545 "symbol", "action", "string_as_id", "string_content", "epilogue.opt", 0
546 };
547 #endif
548
549 /* INFRINGES ON USER NAME SPACE */
550 #ifndef _
551 # define _(msgid) msgid
552 #endif
553
554 # ifdef YYPRINT
555 /* YYTOKNUM[YYLEX-NUM] -- Internal token number corresponding to
556 token YYLEX-NUM. */
557 static const unsigned short int yytoknum[] =
558 {
559 0, 256, 257, 258, 259, 260, 261, 262, 263, 264,
560 265, 266, 267, 268, 269, 270, 271, 272, 273, 274,
561 275, 276, 277, 278, 279, 280, 281, 282, 283, 284,
562 285, 286, 287, 288, 289, 290, 291, 292, 293, 294,
563 295, 296, 297, 298, 299, 300, 301, 302, 303, 304,
564 305
565 };
566 # endif
567
568 /* YYR1[YYN] -- Symbol number of symbol that rule YYN derives. */
569 static const unsigned char yyr1[] =
570 {
571 0, 51, 52, 53, 53, 54, 54, 54, 54, 54,
572 54, 54, 54, 54, 54, 54, 54, 54, 54, 54,
573 54, 54, 54, 54, 54, 54, 54, 54, 54, 55,
574 55, 55, 55, 55, 55, 55, 55, 57, 56, 58,
575 56, 56, 59, 60, 60, 60, 61, 61, 62, 62,
576 63, 63, 63, 63, 63, 64, 64, 65, 65, 66,
577 66, 66, 68, 67, 69, 69, 69, 70, 70, 70,
578 70, 70, 70, 71, 71, 72, 73, 74, 75, 75
579 };
580
581 /* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN. */
582 static const unsigned char yyr2[] =
583 {
584 0, 2, 4, 0, 2, 1, 1, 1, 3, 1,
585 1, 2, 2, 3, 1, 1, 1, 1, 3, 1,
586 1, 3, 1, 1, 2, 1, 1, 1, 1, 1,
587 1, 2, 1, 2, 2, 1, 1, 0, 3, 0,
588 3, 3, 3, 1, 1, 1, 0, 1, 1, 2,
589 1, 1, 2, 2, 3, 1, 2, 1, 2, 1,
590 2, 2, 0, 3, 1, 3, 2, 0, 2, 2,
591 3, 3, 3, 1, 1, 1, 1, 1, 0, 2
592 };
593
594 /* YYDEFACT[STATE-NAME] -- Default rule to reduce with in state
595 STATE-NUM when YYTABLE doesn't specify something else to do. Zero
596 means the default is an error. */
597 static const unsigned char yydefact[] =
598 {
599 3, 0, 0, 1, 39, 37, 0, 0, 0, 32,
600 43, 44, 45, 7, 35, 0, 9, 10, 0, 0,
601 0, 14, 15, 16, 17, 0, 36, 19, 20, 0,
602 22, 23, 0, 0, 25, 26, 27, 28, 0, 6,
603 4, 5, 30, 29, 46, 0, 0, 0, 76, 73,
604 33, 48, 74, 34, 77, 0, 11, 12, 0, 0,
605 0, 24, 31, 0, 62, 0, 0, 57, 59, 47,
606 0, 50, 51, 55, 40, 38, 41, 49, 8, 13,
607 18, 21, 61, 67, 60, 0, 58, 2, 42, 52,
608 53, 56, 63, 64, 79, 54, 66, 67, 0, 0,
609 0, 75, 68, 69, 65, 70, 71, 72
610 };
611
612 /* YYDEFGOTO[NTERM-NUM]. */
613 static const yysigned_char yydefgoto[] =
614 {
615 -1, 1, 2, 40, 65, 42, 46, 45, 43, 44,
616 70, 50, 73, 74, 66, 67, 68, 83, 92, 93,
617 51, 103, 52, 55, 87
618 };
619
620 /* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
621 STATE-NUM. */
622 #define YYPACT_NINF -67
623 static const yysigned_char yypact[] =
624 {
625 -67, 5, 110, -67, -67, -67, -34, 0, 0, -67,
626 -67, -67, -67, -67, -67, 13, -67, -67, 20, 31,
627 -17, -67, -67, -67, -67, -6, -67, -67, -67, -5,
628 -67, -67, 13, 0, -67, -67, -67, -67, 68, -67,
629 -67, -67, -67, -67, -3, -37, -37, 0, -67, -67,
630 0, -67, -67, 0, -67, 13, -67, -67, 13, 13,
631 13, -67, -67, -2, -67, 3, 21, -67, -67, -67,
632 0, -67, 6, -67, -37, -37, 0, -67, -67, -67,
633 -67, -67, -67, -67, -67, 1, -67, -67, 0, 39,
634 -67, -67, -32, -1, -67, -67, -67, -67, 0, 43,
635 7, -67, -67, -67, -1, -67, -67, -67
636 };
637
638 /* YYPGOTO[NTERM-NUM]. */
639 static const yysigned_char yypgoto[] =
640 {
641 -67, -67, -67, -67, 50, -67, -67, -67, -67, -67,
642 -67, -7, -56, 8, -67, -13, -67, -67, -67, -41,
643 -33, -67, -66, 29, -67
644 };
645
646 /* YYTABLE[YYPACT[STATE-NUM]]. What to do in state STATE-NUM. If
647 positive, shift that token. If negative, reduce the rule which
648 number is the opposite. If zero, do what YYDEFACT says.
649 If YYTABLE_NINF, syntax error. */
650 #define YYTABLE_NINF -79
651 static const yysigned_char yytable[] =
652 {
653 62, 53, 48, 48, 71, 3, 90, 47, 72, 48,
654 89, 96, 97, 98, 99, 100, 54, 77, 91, 91,
655 77, -78, 63, 95, 56, 58, 4, 5, 6, 7,
656 8, 9, 10, 11, 12, 57, 59, 60, 69, 14,
657 76, 82, 48, 77, 49, 49, 84, 106, 107, 101,
658 94, 26, 41, 86, 75, 77, 104, 0, 33, 0,
659 102, 61, 0, 88, 0, 105, 0, 64, 85, 63,
660 0, 102, 0, 4, 5, 6, 7, 8, 9, 10,
661 11, 12, 0, 0, 78, 0, 14, 79, 80, 81,
662 0, 0, 0, 0, 0, 0, 0, 0, 26, 0,
663 0, 0, 0, 0, 0, 33, 0, 0, 0, 0,
664 0, 0, 0, 0, 64, 4, 5, 6, 7, 8,
665 9, 10, 11, 12, 0, 0, 0, 13, 14, 15,
666 16, 17, 18, 19, 20, 21, 22, 23, 24, 25,
667 26, 27, 28, 29, 30, 31, 32, 33, 34, 35,
668 36, 0, 0, 37, 0, 0, 0, 38, 39
669 };
670
671 static const yysigned_char yycheck[] =
672 {
673 33, 8, 3, 3, 41, 0, 72, 41, 45, 3,
674 4, 43, 44, 14, 15, 16, 3, 50, 74, 75,
675 53, 0, 1, 89, 4, 42, 5, 6, 7, 8,
676 9, 10, 11, 12, 13, 4, 42, 42, 41, 18,
677 47, 43, 3, 76, 45, 45, 43, 4, 41, 50,
678 49, 30, 2, 66, 46, 88, 97, -1, 37, -1,
679 93, 32, -1, 70, -1, 98, -1, 46, 47, 1,
680 -1, 104, -1, 5, 6, 7, 8, 9, 10, 11,
681 12, 13, -1, -1, 55, -1, 18, 58, 59, 60,
682 -1, -1, -1, -1, -1, -1, -1, -1, 30, -1,
683 -1, -1, -1, -1, -1, 37, -1, -1, -1, -1,
684 -1, -1, -1, -1, 46, 5, 6, 7, 8, 9,
685 10, 11, 12, 13, -1, -1, -1, 17, 18, 19,
686 20, 21, 22, 23, 24, 25, 26, 27, 28, 29,
687 30, 31, 32, 33, 34, 35, 36, 37, 38, 39,
688 40, -1, -1, 43, -1, -1, -1, 47, 48
689 };
690
691 /* YYSTOS[STATE-NUM] -- The (internal number of the) accessing
692 symbol of state STATE-NUM. */
693 static const unsigned char yystos[] =
694 {
695 0, 52, 53, 0, 5, 6, 7, 8, 9, 10,
696 11, 12, 13, 17, 18, 19, 20, 21, 22, 23,
697 24, 25, 26, 27, 28, 29, 30, 31, 32, 33,
698 34, 35, 36, 37, 38, 39, 40, 43, 47, 48,
699 54, 55, 56, 59, 60, 58, 57, 41, 3, 45,
700 62, 71, 73, 62, 3, 74, 4, 4, 42, 42,
701 42, 74, 71, 1, 46, 55, 65, 66, 67, 41,
702 61, 41, 45, 63, 64, 64, 62, 71, 74, 74,
703 74, 74, 43, 68, 43, 47, 66, 75, 62, 4,
704 73, 63, 69, 70, 49, 73, 43, 44, 14, 15,
705 16, 50, 71, 72, 70, 71, 4, 41
706 };
707
708 #define yyerrok (yyerrstatus = 0)
709 #define yyclearin (yychar = YYEMPTY)
710 #define YYEMPTY (-2)
711 #define YYEOF 0
712
713 #define YYACCEPT goto yyacceptlab
714 #define YYABORT goto yyabortlab
715 #define YYERROR goto yyerrorlab
716
717
718 /* Like YYERROR except do call yyerror. This remains here temporarily
719 to ease the transition to the new meaning of YYERROR, for GCC.
720 Once GCC version 2 has supplanted version 1, this can go. */
721
722 #define YYFAIL goto yyerrlab
723
724 #define YYRECOVERING() (!!yyerrstatus)
725
726 #define YYBACKUP(Token, Value) \
727 do \
728 if (yychar == YYEMPTY && yylen == 1) \
729 { \
730 yychar = (Token); \
731 yylval = (Value); \
732 yytoken = YYTRANSLATE (yychar); \
733 YYPOPSTACK; \
734 goto yybackup; \
735 } \
736 else \
737 { \
738 yyerror (_("syntax error: cannot back up")); \
739 YYERROR; \
740 } \
741 while (0)
742
743
744 #define YYTERROR 1
745 #define YYERRCODE 256
746
747
748 /* YYLLOC_DEFAULT -- Set CURRENT to span from RHS[1] to RHS[N].
749 If N is 0, then set CURRENT to the empty location which ends
750 the previous symbol: RHS[0] (always defined). */
751
752 #define YYRHSLOC(Rhs, K) ((Rhs)[K])
753 #ifndef YYLLOC_DEFAULT
754 # define YYLLOC_DEFAULT(Current, Rhs, N) \
755 do \
756 if (N) \
757 { \
758 (Current).first_line = YYRHSLOC (Rhs, 1).first_line; \
759 (Current).first_column = YYRHSLOC (Rhs, 1).first_column; \
760 (Current).last_line = YYRHSLOC (Rhs, N).last_line; \
761 (Current).last_column = YYRHSLOC (Rhs, N).last_column; \
762 } \
763 else \
764 { \
765 (Current).first_line = (Current).last_line = \
766 YYRHSLOC (Rhs, 0).last_line; \
767 (Current).first_column = (Current).last_column = \
768 YYRHSLOC (Rhs, 0).last_column; \
769 } \
770 while (0)
771 #endif
772
773
774 /* YY_LOCATION_PRINT -- Print the location on the stream.
775 This macro was not mandated originally: define only if we know
776 we won't break user code: when these are the locations we know. */
777
778 #ifndef YY_LOCATION_PRINT
779 # if YYLTYPE_IS_TRIVIAL
780 # define YY_LOCATION_PRINT(File, Loc) \
781 fprintf (File, "%d.%d-%d.%d", \
782 (Loc).first_line, (Loc).first_column, \
783 (Loc).last_line, (Loc).last_column)
784 # else
785 # define YY_LOCATION_PRINT(File, Loc) ((void) 0)
786 # endif
787 #endif
788
789
790 /* YYLEX -- calling `yylex' with the right arguments. */
791
792 #ifdef YYLEX_PARAM
793 # define YYLEX yylex (&yylval, &yylloc, YYLEX_PARAM)
794 #else
795 # define YYLEX yylex (&yylval, &yylloc)
796 #endif
797
798 /* Enable debugging if requested. */
799 #if YYDEBUG
800
801 # ifndef YYFPRINTF
802 # include <stdio.h> /* INFRINGES ON USER NAME SPACE */
803 # define YYFPRINTF fprintf
804 # endif
805
806 # define YYDPRINTF(Args) \
807 do { \
808 if (yydebug) \
809 YYFPRINTF Args; \
810 } while (0)
811
812 # define YY_SYMBOL_PRINT(Title, Type, Value, Location) \
813 do { \
814 if (yydebug) \
815 { \
816 YYFPRINTF (stderr, "%s ", Title); \
817 yysymprint (stderr, \
818 Type, Value, Location); \
819 YYFPRINTF (stderr, "\n"); \
820 } \
821 } while (0)
822
823 /*------------------------------------------------------------------.
824 | yy_stack_print -- Print the state stack from its BOTTOM up to its |
825 | TOP (included). |
826 `------------------------------------------------------------------*/
827
828 #if defined (__STDC__) || defined (__cplusplus)
829 static void
830 yy_stack_print (short int *bottom, short int *top)
831 #else
832 static void
833 yy_stack_print (bottom, top)
834 short int *bottom;
835 short int *top;
836 #endif
837 {
838 YYFPRINTF (stderr, _("Stack now"));
839 for (/* Nothing. */; bottom <= top; ++bottom)
840 YYFPRINTF (stderr, " %d", *bottom);
841 YYFPRINTF (stderr, "\n");
842 }
843
844 # define YY_STACK_PRINT(Bottom, Top) \
845 do { \
846 if (yydebug) \
847 yy_stack_print ((Bottom), (Top)); \
848 } while (0)
849
850
851 /*------------------------------------------------.
852 | Report that the YYRULE is going to be reduced. |
853 `------------------------------------------------*/
854
855 #if defined (__STDC__) || defined (__cplusplus)
856 static void
857 yy_reduce_print (int yyrule)
858 #else
859 static void
860 yy_reduce_print (yyrule)
861 int yyrule;
862 #endif
863 {
864 int yyi;
865 unsigned int yylno = yyrline[yyrule];
866 YYFPRINTF (stderr, _("Reducing stack by rule %d (line %u), "),
867 yyrule - 1, yylno);
868 /* Print the symbols being reduced, and their result. */
869 for (yyi = yyprhs[yyrule]; 0 <= yyrhs[yyi]; yyi++)
870 YYFPRINTF (stderr, "%s ", yytname [yyrhs[yyi]]);
871 YYFPRINTF (stderr, "-> %s\n", yytname [yyr1[yyrule]]);
872 }
873
874 # define YY_REDUCE_PRINT(Rule) \
875 do { \
876 if (yydebug) \
877 yy_reduce_print (Rule); \
878 } while (0)
879
880 /* Nonzero means print parse trace. It is left uninitialized so that
881 multiple parsers can coexist. */
882 int yydebug;
883 #else /* !YYDEBUG */
884 # define YYDPRINTF(Args)
885 # define YY_SYMBOL_PRINT(Title, Type, Value, Location)
886 # define YY_STACK_PRINT(Bottom, Top)
887 # define YY_REDUCE_PRINT(Rule)
888 #endif /* !YYDEBUG */
889
890
891 /* YYINITDEPTH -- initial size of the parser's stacks. */
892 #ifndef YYINITDEPTH
893 # define YYINITDEPTH 200
894 #endif
895
896 /* YYMAXDEPTH -- maximum size the stacks can grow to (effective only
897 if the built-in stack extension method is used).
898
899 Do not make this value too large; the results are undefined if
900 YYSTACK_ALLOC_MAXIMUM < YYSTACK_BYTES (YYMAXDEPTH)
901 evaluated with infinite-precision integer arithmetic. */
902
903 #ifndef YYMAXDEPTH
904 # define YYMAXDEPTH 10000
905 #endif
906
907 \f
908
909 #if YYERROR_VERBOSE
910
911 # ifndef yystrlen
912 # if defined (__GLIBC__) && defined (_STRING_H)
913 # define yystrlen strlen
914 # else
915 /* Return the length of YYSTR. */
916 static YYSIZE_T
917 # if defined (__STDC__) || defined (__cplusplus)
918 yystrlen (const char *yystr)
919 # else
920 yystrlen (yystr)
921 const char *yystr;
922 # endif
923 {
924 const char *yys = yystr;
925
926 while (*yys++ != '\0')
927 continue;
928
929 return yys - yystr - 1;
930 }
931 # endif
932 # endif
933
934 # ifndef yystpcpy
935 # if defined (__GLIBC__) && defined (_STRING_H) && defined (_GNU_SOURCE)
936 # define yystpcpy stpcpy
937 # else
938 /* Copy YYSRC to YYDEST, returning the address of the terminating '\0' in
939 YYDEST. */
940 static char *
941 # if defined (__STDC__) || defined (__cplusplus)
942 yystpcpy (char *yydest, const char *yysrc)
943 # else
944 yystpcpy (yydest, yysrc)
945 char *yydest;
946 const char *yysrc;
947 # endif
948 {
949 char *yyd = yydest;
950 const char *yys = yysrc;
951
952 while ((*yyd++ = *yys++) != '\0')
953 continue;
954
955 return yyd - 1;
956 }
957 # endif
958 # endif
959
960 #endif /* !YYERROR_VERBOSE */
961
962 \f
963
964 #if YYDEBUG
965 /*--------------------------------.
966 | Print this symbol on YYOUTPUT. |
967 `--------------------------------*/
968
969 #if defined (__STDC__) || defined (__cplusplus)
970 static void
971 yysymprint (FILE *yyoutput, int yytype, YYSTYPE *yyvaluep, YYLTYPE *yylocationp)
972 #else
973 static void
974 yysymprint (yyoutput, yytype, yyvaluep, yylocationp)
975 FILE *yyoutput;
976 int yytype;
977 YYSTYPE *yyvaluep;
978 YYLTYPE *yylocationp;
979 #endif
980 {
981 /* Pacify ``unused variable'' warnings. */
982 (void) yyvaluep;
983 (void) yylocationp;
984
985 if (yytype < YYNTOKENS)
986 YYFPRINTF (yyoutput, "token %s (", yytname[yytype]);
987 else
988 YYFPRINTF (yyoutput, "nterm %s (", yytname[yytype]);
989
990 YY_LOCATION_PRINT (yyoutput, *yylocationp);
991 fprintf (yyoutput, ": ");
992
993 # ifdef YYPRINT
994 if (yytype < YYNTOKENS)
995 YYPRINT (yyoutput, yytoknum[yytype], *yyvaluep);
996 # endif
997 switch (yytype)
998 {
999 case 3: /* "\"string\"" */
1000 #line 165 "../../src/parse-gram.y"
1001 { fprintf (stderr, "\"%s\"", (yyvaluep->chars)); };
1002 #line 1003 "../../src/parse-gram.c"
1003 break;
1004 case 4: /* "\"integer\"" */
1005 #line 178 "../../src/parse-gram.y"
1006 { fprintf (stderr, "%d", (yyvaluep->integer)); };
1007 #line 1008 "../../src/parse-gram.c"
1008 break;
1009 case 8: /* "\"%destructor {...}\"" */
1010 #line 167 "../../src/parse-gram.y"
1011 { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };
1012 #line 1013 "../../src/parse-gram.c"
1013 break;
1014 case 9: /* "\"%printer {...}\"" */
1015 #line 171 "../../src/parse-gram.y"
1016 { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };
1017 #line 1018 "../../src/parse-gram.c"
1018 break;
1019 case 10: /* "\"%union {...}\"" */
1020 #line 172 "../../src/parse-gram.y"
1021 { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };
1022 #line 1023 "../../src/parse-gram.c"
1023 break;
1024 case 26: /* "\"%initial-action {...}\"" */
1025 #line 168 "../../src/parse-gram.y"
1026 { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };
1027 #line 1028 "../../src/parse-gram.c"
1028 break;
1029 case 27: /* "\"%lex-param {...}\"" */
1030 #line 169 "../../src/parse-gram.y"
1031 { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };
1032 #line 1033 "../../src/parse-gram.c"
1033 break;
1034 case 34: /* "\"%parse-param {...}\"" */
1035 #line 170 "../../src/parse-gram.y"
1036 { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };
1037 #line 1038 "../../src/parse-gram.c"
1038 break;
1039 case 41: /* "\"type\"" */
1040 #line 176 "../../src/parse-gram.y"
1041 { fprintf (stderr, "<%s>", (yyvaluep->uniqstr)); };
1042 #line 1043 "../../src/parse-gram.c"
1043 break;
1044 case 45: /* "\"identifier\"" */
1045 #line 180 "../../src/parse-gram.y"
1046 { fprintf (stderr, "%s", (yyvaluep->symbol)->tag); };
1047 #line 1048 "../../src/parse-gram.c"
1048 break;
1049 case 46: /* "\"identifier:\"" */
1050 #line 182 "../../src/parse-gram.y"
1051 { fprintf (stderr, "%s:", (yyvaluep->symbol)->tag); };
1052 #line 1053 "../../src/parse-gram.c"
1053 break;
1054 case 48: /* "\"%{...%}\"" */
1055 #line 174 "../../src/parse-gram.y"
1056 { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };
1057 #line 1058 "../../src/parse-gram.c"
1058 break;
1059 case 49: /* "\"epilogue\"" */
1060 #line 174 "../../src/parse-gram.y"
1061 { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };
1062 #line 1063 "../../src/parse-gram.c"
1063 break;
1064 case 50: /* "\"{...}\"" */
1065 #line 173 "../../src/parse-gram.y"
1066 { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };
1067 #line 1068 "../../src/parse-gram.c"
1068 break;
1069 case 71: /* "symbol" */
1070 #line 180 "../../src/parse-gram.y"
1071 { fprintf (stderr, "%s", (yyvaluep->symbol)->tag); };
1072 #line 1073 "../../src/parse-gram.c"
1073 break;
1074 case 72: /* "action" */
1075 #line 173 "../../src/parse-gram.y"
1076 { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };
1077 #line 1078 "../../src/parse-gram.c"
1078 break;
1079 case 73: /* "string_as_id" */
1080 #line 180 "../../src/parse-gram.y"
1081 { fprintf (stderr, "%s", (yyvaluep->symbol)->tag); };
1082 #line 1083 "../../src/parse-gram.c"
1083 break;
1084 case 74: /* "string_content" */
1085 #line 165 "../../src/parse-gram.y"
1086 { fprintf (stderr, "\"%s\"", (yyvaluep->chars)); };
1087 #line 1088 "../../src/parse-gram.c"
1088 break;
1089 default:
1090 break;
1091 }
1092 YYFPRINTF (yyoutput, ")");
1093 }
1094
1095 #endif /* ! YYDEBUG */
1096 /*-----------------------------------------------.
1097 | Release the memory associated to this symbol. |
1098 `-----------------------------------------------*/
1099
1100 #if defined (__STDC__) || defined (__cplusplus)
1101 static void
1102 yydestruct (const char *yymsg, int yytype, YYSTYPE *yyvaluep, YYLTYPE *yylocationp)
1103 #else
1104 static void
1105 yydestruct (yymsg, yytype, yyvaluep, yylocationp)
1106 const char *yymsg;
1107 int yytype;
1108 YYSTYPE *yyvaluep;
1109 YYLTYPE *yylocationp;
1110 #endif
1111 {
1112 /* Pacify ``unused variable'' warnings. */
1113 (void) yyvaluep;
1114 (void) yylocationp;
1115
1116 if (!yymsg)
1117 yymsg = "Deleting";
1118 YY_SYMBOL_PRINT (yymsg, yytype, yyvaluep, yylocationp);
1119
1120 switch (yytype)
1121 {
1122
1123 default:
1124 break;
1125 }
1126 }
1127 \f
1128
1129 /* Prevent warnings from -Wmissing-prototypes. */
1130
1131 #ifdef YYPARSE_PARAM
1132 # if defined (__STDC__) || defined (__cplusplus)
1133 int yyparse (void *YYPARSE_PARAM);
1134 # else
1135 int yyparse ();
1136 # endif
1137 #else /* ! YYPARSE_PARAM */
1138 #if defined (__STDC__) || defined (__cplusplus)
1139 int yyparse (void);
1140 #else
1141 int yyparse ();
1142 #endif
1143 #endif /* ! YYPARSE_PARAM */
1144
1145
1146
1147
1148
1149
1150 /*----------.
1151 | yyparse. |
1152 `----------*/
1153
1154 #ifdef YYPARSE_PARAM
1155 # if defined (__STDC__) || defined (__cplusplus)
1156 int yyparse (void *YYPARSE_PARAM)
1157 # else
1158 int yyparse (YYPARSE_PARAM)
1159 void *YYPARSE_PARAM;
1160 # endif
1161 #else /* ! YYPARSE_PARAM */
1162 #if defined (__STDC__) || defined (__cplusplus)
1163 int
1164 yyparse (void)
1165 #else
1166 int
1167 yyparse ()
1168
1169 #endif
1170 #endif
1171 {
1172 /* The look-ahead symbol. */
1173 int yychar;
1174
1175 /* The semantic value of the look-ahead symbol. */
1176 YYSTYPE yylval;
1177
1178 /* Number of syntax errors so far. */
1179 int yynerrs;
1180 /* Location data for the look-ahead symbol. */
1181 YYLTYPE yylloc;
1182
1183 int yystate;
1184 int yyn;
1185 int yyresult;
1186 /* Number of tokens to shift before error messages enabled. */
1187 int yyerrstatus;
1188 /* Look-ahead token as an internal (translated) token number. */
1189 int yytoken = 0;
1190
1191 /* Three stacks and their tools:
1192 `yyss': related to states,
1193 `yyvs': related to semantic values,
1194 `yyls': related to locations.
1195
1196 Refer to the stacks thru separate pointers, to allow yyoverflow
1197 to reallocate them elsewhere. */
1198
1199 /* The state stack. */
1200 short int yyssa[YYINITDEPTH];
1201 short int *yyss = yyssa;
1202 short int *yyssp;
1203
1204 /* The semantic value stack. */
1205 YYSTYPE yyvsa[YYINITDEPTH];
1206 YYSTYPE *yyvs = yyvsa;
1207 YYSTYPE *yyvsp;
1208
1209 /* The location stack. */
1210 YYLTYPE yylsa[YYINITDEPTH];
1211 YYLTYPE *yyls = yylsa;
1212 YYLTYPE *yylsp;
1213 /* The locations where the error started and ended. */
1214 YYLTYPE yyerror_range[2];
1215
1216 #define YYPOPSTACK (yyvsp--, yyssp--, yylsp--)
1217
1218 YYSIZE_T yystacksize = YYINITDEPTH;
1219
1220 /* The variables used to return semantic value and location from the
1221 action routines. */
1222 YYSTYPE yyval;
1223 YYLTYPE yyloc;
1224
1225 /* When reducing, the number of symbols on the RHS of the reduced
1226 rule. */
1227 int yylen;
1228
1229 YYDPRINTF ((stderr, "Starting parse\n"));
1230
1231 yystate = 0;
1232 yyerrstatus = 0;
1233 yynerrs = 0;
1234 yychar = YYEMPTY; /* Cause a token to be read. */
1235
1236 /* Initialize stack pointers.
1237 Waste one element of value and location stack
1238 so that they stay on the same level as the state stack.
1239 The wasted elements are never initialized. */
1240
1241 yyssp = yyss;
1242 yyvsp = yyvs;
1243 yylsp = yyls;
1244 #if YYLTYPE_IS_TRIVIAL
1245 /* Initialize the default location before parsing starts. */
1246 yylloc.first_line = yylloc.last_line = 1;
1247 yylloc.first_column = yylloc.last_column = 0;
1248 #endif
1249
1250
1251 /* User initialization code. */
1252 #line 69 "../../src/parse-gram.y"
1253 {
1254 /* Bison's grammar can initial empty locations, hence a default
1255 location is needed. */
1256 yylloc.start.file = yylloc.end.file = current_file;
1257 yylloc.start.line = yylloc.end.line = 1;
1258 yylloc.start.column = yylloc.end.column = 0;
1259 }
1260 /* Line 870 of yacc.c. */
1261 #line 1262 "../../src/parse-gram.c"
1262 yylsp[0] = yylloc;
1263 goto yysetstate;
1264
1265 /*------------------------------------------------------------.
1266 | yynewstate -- Push a new state, which is found in yystate. |
1267 `------------------------------------------------------------*/
1268 yynewstate:
1269 /* In all cases, when you get here, the value and location stacks
1270 have just been pushed. so pushing a state here evens the stacks.
1271 */
1272 yyssp++;
1273
1274 yysetstate:
1275 *yyssp = yystate;
1276
1277 if (yyss + yystacksize - 1 <= yyssp)
1278 {
1279 /* Get the current used size of the three stacks, in elements. */
1280 YYSIZE_T yysize = yyssp - yyss + 1;
1281
1282 #ifdef yyoverflow
1283 {
1284 /* Give user a chance to reallocate the stack. Use copies of
1285 these so that the &'s don't force the real ones into
1286 memory. */
1287 YYSTYPE *yyvs1 = yyvs;
1288 short int *yyss1 = yyss;
1289 YYLTYPE *yyls1 = yyls;
1290
1291 /* Each stack pointer address is followed by the size of the
1292 data in use in that stack, in bytes. This used to be a
1293 conditional around just the two extra args, but that might
1294 be undefined if yyoverflow is a macro. */
1295 yyoverflow (_("parser stack overflow"),
1296 &yyss1, yysize * sizeof (*yyssp),
1297 &yyvs1, yysize * sizeof (*yyvsp),
1298 &yyls1, yysize * sizeof (*yylsp),
1299 &yystacksize);
1300 yyls = yyls1;
1301 yyss = yyss1;
1302 yyvs = yyvs1;
1303 }
1304 #else /* no yyoverflow */
1305 # ifndef YYSTACK_RELOCATE
1306 goto yyoverflowlab;
1307 # else
1308 /* Extend the stack our own way. */
1309 if (YYMAXDEPTH <= yystacksize)
1310 goto yyoverflowlab;
1311 yystacksize *= 2;
1312 if (YYMAXDEPTH < yystacksize)
1313 yystacksize = YYMAXDEPTH;
1314
1315 {
1316 short int *yyss1 = yyss;
1317 union yyalloc *yyptr =
1318 (union yyalloc *) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize));
1319 if (! yyptr)
1320 goto yyoverflowlab;
1321 YYSTACK_RELOCATE (yyss);
1322 YYSTACK_RELOCATE (yyvs);
1323 YYSTACK_RELOCATE (yyls);
1324 # undef YYSTACK_RELOCATE
1325 if (yyss1 != yyssa)
1326 YYSTACK_FREE (yyss1);
1327 }
1328 # endif
1329 #endif /* no yyoverflow */
1330
1331 yyssp = yyss + yysize - 1;
1332 yyvsp = yyvs + yysize - 1;
1333 yylsp = yyls + yysize - 1;
1334
1335 YYDPRINTF ((stderr, _("Stack size increased to %lu\n"),
1336 (unsigned long int) yystacksize));
1337
1338 if (yyss + yystacksize - 1 <= yyssp)
1339 YYABORT;
1340 }
1341
1342 YYDPRINTF ((stderr, _("Entering state %d\n"), yystate));
1343
1344 goto yybackup;
1345
1346 /*-----------.
1347 | yybackup. |
1348 `-----------*/
1349 yybackup:
1350
1351 /* Do appropriate processing given the current state. */
1352 /* Read a look-ahead token if we need one and don't already have one. */
1353 /* yyresume: */
1354
1355 /* First try to decide what to do without reference to look-ahead token. */
1356
1357 yyn = yypact[yystate];
1358 if (yyn == YYPACT_NINF)
1359 goto yydefault;
1360
1361 /* Not known => get a look-ahead token if don't already have one. */
1362
1363 /* YYCHAR is either YYEMPTY or YYEOF or a valid look-ahead symbol. */
1364 if (yychar == YYEMPTY)
1365 {
1366 YYDPRINTF ((stderr, _("Reading a token: ")));
1367 yychar = YYLEX;
1368 }
1369
1370 if (yychar <= YYEOF)
1371 {
1372 yychar = yytoken = YYEOF;
1373 YYDPRINTF ((stderr, _("Now at end of input.\n")));
1374 }
1375 else
1376 {
1377 yytoken = YYTRANSLATE (yychar);
1378 YY_SYMBOL_PRINT (_("Next token is"), yytoken, &yylval, &yylloc);
1379 }
1380
1381 /* If the proper action on seeing token YYTOKEN is to reduce or to
1382 detect an error, take that action. */
1383 yyn += yytoken;
1384 if (yyn < 0 || YYLAST < yyn || yycheck[yyn] != yytoken)
1385 goto yydefault;
1386 yyn = yytable[yyn];
1387 if (yyn <= 0)
1388 {
1389 if (yyn == 0 || yyn == YYTABLE_NINF)
1390 goto yyerrlab;
1391 yyn = -yyn;
1392 goto yyreduce;
1393 }
1394
1395 if (yyn == YYFINAL)
1396 YYACCEPT;
1397
1398 /* Shift the look-ahead token. */
1399 YY_SYMBOL_PRINT (_("Shifting"), yytoken, &yylval, &yylloc);
1400
1401 /* Discard the token being shifted unless it is eof. */
1402 if (yychar != YYEOF)
1403 yychar = YYEMPTY;
1404
1405 *++yyvsp = yylval;
1406 *++yylsp = yylloc;
1407
1408 /* Count tokens shifted since error; after three, turn off error
1409 status. */
1410 if (yyerrstatus)
1411 yyerrstatus--;
1412
1413 yystate = yyn;
1414 goto yynewstate;
1415
1416
1417 /*-----------------------------------------------------------.
1418 | yydefault -- do the default action for the current state. |
1419 `-----------------------------------------------------------*/
1420 yydefault:
1421 yyn = yydefact[yystate];
1422 if (yyn == 0)
1423 goto yyerrlab;
1424 goto yyreduce;
1425
1426
1427 /*-----------------------------.
1428 | yyreduce -- Do a reduction. |
1429 `-----------------------------*/
1430 yyreduce:
1431 /* yyn is the number of a rule to reduce with. */
1432 yylen = yyr2[yyn];
1433
1434 /* If YYLEN is nonzero, implement the default value of the action:
1435 `$$ = $1'.
1436
1437 Otherwise, the following line sets YYVAL to garbage.
1438 This behavior is undocumented and Bison
1439 users should not rely upon it. Assigning to YYVAL
1440 unconditionally makes the parser a bit smaller, and it avoids a
1441 GCC warning that YYVAL may be used uninitialized. */
1442 yyval = yyvsp[1-yylen];
1443
1444 /* Default location. */
1445 YYLLOC_DEFAULT (yyloc, yylsp - yylen, yylen);
1446 YY_REDUCE_PRINT (yyn);
1447 switch (yyn)
1448 {
1449 case 6:
1450 #line 203 "../../src/parse-gram.y"
1451 { prologue_augment ((yyvsp[0].chars), (yylsp[0])); }
1452 break;
1453
1454 case 7:
1455 #line 204 "../../src/parse-gram.y"
1456 { debug_flag = true; }
1457 break;
1458
1459 case 8:
1460 #line 205 "../../src/parse-gram.y"
1461 { muscle_insert ((yyvsp[-1].chars), (yyvsp[0].chars)); }
1462 break;
1463
1464 case 9:
1465 #line 206 "../../src/parse-gram.y"
1466 { defines_flag = true; }
1467 break;
1468
1469 case 10:
1470 #line 207 "../../src/parse-gram.y"
1471 { error_verbose = true; }
1472 break;
1473
1474 case 11:
1475 #line 208 "../../src/parse-gram.y"
1476 { expected_sr_conflicts = (yyvsp[0].integer); }
1477 break;
1478
1479 case 12:
1480 #line 209 "../../src/parse-gram.y"
1481 { expected_rr_conflicts = (yyvsp[0].integer); }
1482 break;
1483
1484 case 13:
1485 #line 210 "../../src/parse-gram.y"
1486 { spec_file_prefix = (yyvsp[0].chars); }
1487 break;
1488
1489 case 14:
1490 #line 212 "../../src/parse-gram.y"
1491 {
1492 nondeterministic_parser = true;
1493 glr_parser = true;
1494 }
1495 break;
1496
1497 case 15:
1498 #line 217 "../../src/parse-gram.y"
1499 {
1500 muscle_code_grow ("initial_action", (yyvsp[0].chars), (yylsp[0]));
1501 }
1502 break;
1503
1504 case 16:
1505 #line 220 "../../src/parse-gram.y"
1506 { add_param ("lex_param", (yyvsp[0].chars), (yylsp[0])); }
1507 break;
1508
1509 case 17:
1510 #line 221 "../../src/parse-gram.y"
1511 { locations_flag = true; }
1512 break;
1513
1514 case 18:
1515 #line 222 "../../src/parse-gram.y"
1516 { spec_name_prefix = (yyvsp[0].chars); }
1517 break;
1518
1519 case 19:
1520 #line 223 "../../src/parse-gram.y"
1521 { no_lines_flag = true; }
1522 break;
1523
1524 case 20:
1525 #line 224 "../../src/parse-gram.y"
1526 { nondeterministic_parser = true; }
1527 break;
1528
1529 case 21:
1530 #line 225 "../../src/parse-gram.y"
1531 { spec_outfile = (yyvsp[0].chars); }
1532 break;
1533
1534 case 22:
1535 #line 226 "../../src/parse-gram.y"
1536 { add_param ("parse_param", (yyvsp[0].chars), (yylsp[0])); }
1537 break;
1538
1539 case 23:
1540 #line 227 "../../src/parse-gram.y"
1541 { pure_parser = true; }
1542 break;
1543
1544 case 24:
1545 #line 228 "../../src/parse-gram.y"
1546 { skeleton = (yyvsp[0].chars); }
1547 break;
1548
1549 case 25:
1550 #line 229 "../../src/parse-gram.y"
1551 { token_table_flag = true; }
1552 break;
1553
1554 case 26:
1555 #line 230 "../../src/parse-gram.y"
1556 { report_flag = report_states; }
1557 break;
1558
1559 case 27:
1560 #line 231 "../../src/parse-gram.y"
1561 { yacc_flag = true; }
1562 break;
1563
1564 case 31:
1565 #line 239 "../../src/parse-gram.y"
1566 {
1567 grammar_start_symbol_set ((yyvsp[0].symbol), (yylsp[0]));
1568 }
1569 break;
1570
1571 case 32:
1572 #line 243 "../../src/parse-gram.y"
1573 {
1574 typed = true;
1575 MUSCLE_INSERT_INT ("stype_line", (yylsp[0]).start.line);
1576 muscle_insert ("stype", (yyvsp[0].chars));
1577 }
1578 break;
1579
1580 case 33:
1581 #line 249 "../../src/parse-gram.y"
1582 {
1583 symbol_list *list;
1584 for (list = (yyvsp[0].list); list; list = list->next)
1585 symbol_destructor_set (list->sym, (yyvsp[-1].chars), (yylsp[-1]));
1586 symbol_list_free ((yyvsp[0].list));
1587 }
1588 break;
1589
1590 case 34:
1591 #line 256 "../../src/parse-gram.y"
1592 {
1593 symbol_list *list;
1594 for (list = (yyvsp[0].list); list; list = list->next)
1595 symbol_printer_set (list->sym, (yyvsp[-1].chars), list->location);
1596 symbol_list_free ((yyvsp[0].list));
1597 }
1598 break;
1599
1600 case 35:
1601 #line 263 "../../src/parse-gram.y"
1602 {
1603 default_prec = true;
1604 }
1605 break;
1606
1607 case 36:
1608 #line 267 "../../src/parse-gram.y"
1609 {
1610 default_prec = false;
1611 }
1612 break;
1613
1614 case 37:
1615 #line 273 "../../src/parse-gram.y"
1616 { current_class = nterm_sym; }
1617 break;
1618
1619 case 38:
1620 #line 274 "../../src/parse-gram.y"
1621 {
1622 current_class = unknown_sym;
1623 current_type = NULL;
1624 }
1625 break;
1626
1627 case 39:
1628 #line 278 "../../src/parse-gram.y"
1629 { current_class = token_sym; }
1630 break;
1631
1632 case 40:
1633 #line 279 "../../src/parse-gram.y"
1634 {
1635 current_class = unknown_sym;
1636 current_type = NULL;
1637 }
1638 break;
1639
1640 case 41:
1641 #line 284 "../../src/parse-gram.y"
1642 {
1643 symbol_list *list;
1644 for (list = (yyvsp[0].list); list; list = list->next)
1645 symbol_type_set (list->sym, (yyvsp[-1].uniqstr), (yylsp[-1]));
1646 symbol_list_free ((yyvsp[0].list));
1647 }
1648 break;
1649
1650 case 42:
1651 #line 294 "../../src/parse-gram.y"
1652 {
1653 symbol_list *list;
1654 ++current_prec;
1655 for (list = (yyvsp[0].list); list; list = list->next)
1656 {
1657 symbol_type_set (list->sym, current_type, (yylsp[-1]));
1658 symbol_precedence_set (list->sym, current_prec, (yyvsp[-2].assoc), (yylsp[-2]));
1659 }
1660 symbol_list_free ((yyvsp[0].list));
1661 current_type = NULL;
1662 }
1663 break;
1664
1665 case 43:
1666 #line 308 "../../src/parse-gram.y"
1667 { (yyval.assoc) = left_assoc; }
1668 break;
1669
1670 case 44:
1671 #line 309 "../../src/parse-gram.y"
1672 { (yyval.assoc) = right_assoc; }
1673 break;
1674
1675 case 45:
1676 #line 310 "../../src/parse-gram.y"
1677 { (yyval.assoc) = non_assoc; }
1678 break;
1679
1680 case 46:
1681 #line 314 "../../src/parse-gram.y"
1682 { current_type = NULL; }
1683 break;
1684
1685 case 47:
1686 #line 315 "../../src/parse-gram.y"
1687 { current_type = (yyvsp[0].uniqstr); }
1688 break;
1689
1690 case 48:
1691 #line 321 "../../src/parse-gram.y"
1692 { (yyval.list) = symbol_list_new ((yyvsp[0].symbol), (yylsp[0])); }
1693 break;
1694
1695 case 49:
1696 #line 322 "../../src/parse-gram.y"
1697 { (yyval.list) = symbol_list_prepend ((yyvsp[-1].list), (yyvsp[0].symbol), (yylsp[0])); }
1698 break;
1699
1700 case 50:
1701 #line 328 "../../src/parse-gram.y"
1702 {
1703 current_type = (yyvsp[0].uniqstr);
1704 }
1705 break;
1706
1707 case 51:
1708 #line 332 "../../src/parse-gram.y"
1709 {
1710 symbol_class_set ((yyvsp[0].symbol), current_class, (yylsp[0]));
1711 symbol_type_set ((yyvsp[0].symbol), current_type, (yylsp[0]));
1712 }
1713 break;
1714
1715 case 52:
1716 #line 337 "../../src/parse-gram.y"
1717 {
1718 symbol_class_set ((yyvsp[-1].symbol), current_class, (yylsp[-1]));
1719 symbol_type_set ((yyvsp[-1].symbol), current_type, (yylsp[-1]));
1720 symbol_user_token_number_set ((yyvsp[-1].symbol), (yyvsp[0].integer), (yylsp[0]));
1721 }
1722 break;
1723
1724 case 53:
1725 #line 343 "../../src/parse-gram.y"
1726 {
1727 symbol_class_set ((yyvsp[-1].symbol), current_class, (yylsp[-1]));
1728 symbol_type_set ((yyvsp[-1].symbol), current_type, (yylsp[-1]));
1729 symbol_make_alias ((yyvsp[-1].symbol), (yyvsp[0].symbol), (yyloc));
1730 }
1731 break;
1732
1733 case 54:
1734 #line 349 "../../src/parse-gram.y"
1735 {
1736 symbol_class_set ((yyvsp[-2].symbol), current_class, (yylsp[-2]));
1737 symbol_type_set ((yyvsp[-2].symbol), current_type, (yylsp[-2]));
1738 symbol_user_token_number_set ((yyvsp[-2].symbol), (yyvsp[-1].integer), (yylsp[-1]));
1739 symbol_make_alias ((yyvsp[-2].symbol), (yyvsp[0].symbol), (yyloc));
1740 }
1741 break;
1742
1743 case 60:
1744 #line 378 "../../src/parse-gram.y"
1745 {
1746 if (yacc_flag)
1747 complain_at ((yyloc), _("POSIX forbids declarations in the grammar"));
1748 }
1749 break;
1750
1751 case 61:
1752 #line 383 "../../src/parse-gram.y"
1753 {
1754 yyerrok;
1755 }
1756 break;
1757
1758 case 62:
1759 #line 389 "../../src/parse-gram.y"
1760 { current_lhs = (yyvsp[0].symbol); current_lhs_location = (yylsp[0]); }
1761 break;
1762
1763 case 64:
1764 #line 393 "../../src/parse-gram.y"
1765 { grammar_rule_end ((yylsp[0])); }
1766 break;
1767
1768 case 65:
1769 #line 394 "../../src/parse-gram.y"
1770 { grammar_rule_end ((yylsp[0])); }
1771 break;
1772
1773 case 67:
1774 #line 400 "../../src/parse-gram.y"
1775 { grammar_rule_begin (current_lhs, current_lhs_location); }
1776 break;
1777
1778 case 68:
1779 #line 402 "../../src/parse-gram.y"
1780 { grammar_current_rule_symbol_append ((yyvsp[0].symbol), (yylsp[0])); }
1781 break;
1782
1783 case 69:
1784 #line 404 "../../src/parse-gram.y"
1785 { grammar_current_rule_action_append ((yyvsp[0].chars), (yylsp[0])); }
1786 break;
1787
1788 case 70:
1789 #line 406 "../../src/parse-gram.y"
1790 { grammar_current_rule_prec_set ((yyvsp[0].symbol), (yylsp[0])); }
1791 break;
1792
1793 case 71:
1794 #line 408 "../../src/parse-gram.y"
1795 { grammar_current_rule_dprec_set ((yyvsp[0].integer), (yylsp[0])); }
1796 break;
1797
1798 case 72:
1799 #line 410 "../../src/parse-gram.y"
1800 { grammar_current_rule_merge_set ((yyvsp[0].uniqstr), (yylsp[0])); }
1801 break;
1802
1803 case 73:
1804 #line 414 "../../src/parse-gram.y"
1805 { (yyval.symbol) = (yyvsp[0].symbol); }
1806 break;
1807
1808 case 74:
1809 #line 415 "../../src/parse-gram.y"
1810 { (yyval.symbol) = (yyvsp[0].symbol); }
1811 break;
1812
1813 case 75:
1814 #line 420 "../../src/parse-gram.y"
1815 { (yyval.chars) = (yyvsp[0].chars); }
1816 break;
1817
1818 case 76:
1819 #line 426 "../../src/parse-gram.y"
1820 {
1821 (yyval.symbol) = symbol_get (quotearg_style (c_quoting_style, (yyvsp[0].chars)), (yylsp[0]));
1822 symbol_class_set ((yyval.symbol), token_sym, (yylsp[0]));
1823 }
1824 break;
1825
1826 case 77:
1827 #line 435 "../../src/parse-gram.y"
1828 { (yyval.chars) = (yyvsp[0].chars); }
1829 break;
1830
1831 case 79:
1832 #line 442 "../../src/parse-gram.y"
1833 {
1834 muscle_code_grow ("epilogue", (yyvsp[0].chars), (yylsp[0]));
1835 scanner_last_string_free ();
1836 }
1837 break;
1838
1839
1840 default: break;
1841 }
1842
1843 /* Line 1066 of yacc.c. */
1844 #line 1845 "../../src/parse-gram.c"
1845 \f
1846 yyvsp -= yylen;
1847 yyssp -= yylen;
1848 yylsp -= yylen;
1849
1850 YY_STACK_PRINT (yyss, yyssp);
1851
1852 *++yyvsp = yyval;
1853 *++yylsp = yyloc;
1854
1855 /* Now `shift' the result of the reduction. Determine what state
1856 that goes to, based on the state we popped back to and the rule
1857 number reduced by. */
1858
1859 yyn = yyr1[yyn];
1860
1861 yystate = yypgoto[yyn - YYNTOKENS] + *yyssp;
1862 if (0 <= yystate && yystate <= YYLAST && yycheck[yystate] == *yyssp)
1863 yystate = yytable[yystate];
1864 else
1865 yystate = yydefgoto[yyn - YYNTOKENS];
1866
1867 goto yynewstate;
1868
1869
1870 /*------------------------------------.
1871 | yyerrlab -- here on detecting error |
1872 `------------------------------------*/
1873 yyerrlab:
1874 /* If not already recovering from an error, report this error. */
1875 if (!yyerrstatus)
1876 {
1877 ++yynerrs;
1878 #if YYERROR_VERBOSE
1879 yyn = yypact[yystate];
1880
1881 if (YYPACT_NINF < yyn && yyn < YYLAST)
1882 {
1883 int yytype = YYTRANSLATE (yychar);
1884 YYSIZE_T yysize0 = yystrlen (yytname[yytype]);
1885 YYSIZE_T yysize = yysize0;
1886 YYSIZE_T yysize1;
1887 int yysize_overflow = 0;
1888 char *yymsg = 0;
1889 # define YYERROR_VERBOSE_ARGS_MAXIMUM 5
1890 char const *yyarg[YYERROR_VERBOSE_ARGS_MAXIMUM];
1891 int yyx;
1892
1893 #if 0
1894 /* This is so xgettext sees the translatable formats that are
1895 constructed on the fly. */
1896 _("syntax error, unexpected %s");
1897 _("syntax error, unexpected %s, expecting %s");
1898 _("syntax error, unexpected %s, expecting %s or %s");
1899 _("syntax error, unexpected %s, expecting %s or %s or %s");
1900 _("syntax error, unexpected %s, expecting %s or %s or %s or %s");
1901 #endif
1902 char *yyfmt;
1903 char const *yyf;
1904 static char const yyunexpected[] = "syntax error, unexpected %s";
1905 static char const yyexpecting[] = ", expecting %s";
1906 static char const yyor[] = " or %s";
1907 char yyformat[sizeof yyunexpected
1908 + sizeof yyexpecting - 1
1909 + ((YYERROR_VERBOSE_ARGS_MAXIMUM - 2)
1910 * (sizeof yyor - 1))];
1911 char const *yyprefix = yyexpecting;
1912
1913 /* Start YYX at -YYN if negative to avoid negative indexes in
1914 YYCHECK. */
1915 int yyxbegin = yyn < 0 ? -yyn : 0;
1916
1917 /* Stay within bounds of both yycheck and yytname. */
1918 int yychecklim = YYLAST - yyn;
1919 int yyxend = yychecklim < YYNTOKENS ? yychecklim : YYNTOKENS;
1920 int yycount = 1;
1921
1922 yyarg[0] = yytname[yytype];
1923 yyfmt = yystpcpy (yyformat, yyunexpected);
1924
1925 for (yyx = yyxbegin; yyx < yyxend; ++yyx)
1926 if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
1927 {
1928 if (yycount == YYERROR_VERBOSE_ARGS_MAXIMUM)
1929 {
1930 yycount = 1;
1931 yysize = yysize0;
1932 yyformat[sizeof yyunexpected - 1] = '\0';
1933 break;
1934 }
1935 yyarg[yycount++] = yytname[yyx];
1936 yysize1 = yysize + yystrlen (yytname[yyx]);
1937 yysize_overflow |= yysize1 < yysize;
1938 yysize = yysize1;
1939 yyfmt = yystpcpy (yyfmt, yyprefix);
1940 yyprefix = yyor;
1941 }
1942
1943 yyf = _(yyformat);
1944 yysize1 = yysize + yystrlen (yyf);
1945 yysize_overflow |= yysize1 < yysize;
1946 yysize = yysize1;
1947
1948 if (!yysize_overflow && yysize <= YYSTACK_ALLOC_MAXIMUM)
1949 yymsg = (char *) YYSTACK_ALLOC (yysize);
1950 if (yymsg)
1951 {
1952 /* Avoid sprintf, as that infringes on the user's name space.
1953 Don't have undefined behavior even if the translation
1954 produced a string with the wrong number of "%s"s. */
1955 char *yyp = yymsg;
1956 int yyi = 0;
1957 while ((*yyp = *yyf))
1958 {
1959 if (*yyp == '%' && yyf[1] == 's' && yyi < yycount)
1960 {
1961 yyp = yystpcpy (yyp, yyarg[yyi++]);
1962 yyf += 2;
1963 }
1964 else
1965 {
1966 yyp++;
1967 yyf++;
1968 }
1969 }
1970 yyerror (yymsg);
1971 YYSTACK_FREE (yymsg);
1972 }
1973 else
1974 yyerror (_("syntax error; also memory exhausted"));
1975 }
1976 else
1977 #endif /* YYERROR_VERBOSE */
1978 yyerror (_("syntax error"));
1979 }
1980
1981 yyerror_range[0] = yylloc;
1982
1983 if (yyerrstatus == 3)
1984 {
1985 /* If just tried and failed to reuse look-ahead token after an
1986 error, discard it. */
1987
1988 if (yychar <= YYEOF)
1989 {
1990 /* If at end of input, pop the error token,
1991 then the rest of the stack, then return failure. */
1992 if (yychar == YYEOF)
1993 YYABORT;
1994 }
1995 else
1996 {
1997 yydestruct (_("Error: discarding"), yytoken, &yylval, &yylloc);
1998 yychar = YYEMPTY;
1999 }
2000 }
2001
2002 /* Else will try to reuse look-ahead token after shifting the error
2003 token. */
2004 goto yyerrlab1;
2005
2006
2007 /*---------------------------------------------------.
2008 | yyerrorlab -- error raised explicitly by YYERROR. |
2009 `---------------------------------------------------*/
2010 yyerrorlab:
2011
2012 /* Pacify compilers like GCC when the user code never invokes
2013 YYERROR and the label yyerrorlab therefore never appears in user
2014 code. */
2015 if (0)
2016 goto yyerrorlab;
2017
2018 yyerror_range[0] = yylsp[1-yylen];
2019 yylsp -= yylen;
2020 yyvsp -= yylen;
2021 yyssp -= yylen;
2022 yystate = *yyssp;
2023 goto yyerrlab1;
2024
2025
2026 /*-------------------------------------------------------------.
2027 | yyerrlab1 -- common code for both syntax error and YYERROR. |
2028 `-------------------------------------------------------------*/
2029 yyerrlab1:
2030 yyerrstatus = 3; /* Each real token shifted decrements this. */
2031
2032 for (;;)
2033 {
2034 yyn = yypact[yystate];
2035 if (yyn != YYPACT_NINF)
2036 {
2037 yyn += YYTERROR;
2038 if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYTERROR)
2039 {
2040 yyn = yytable[yyn];
2041 if (0 < yyn)
2042 break;
2043 }
2044 }
2045
2046 /* Pop the current state because it cannot handle the error token. */
2047 if (yyssp == yyss)
2048 YYABORT;
2049
2050 yyerror_range[0] = *yylsp;
2051 yydestruct (_("Error: popping"), yystos[yystate], yyvsp, yylsp);
2052 YYPOPSTACK;
2053 yystate = *yyssp;
2054 YY_STACK_PRINT (yyss, yyssp);
2055 }
2056
2057 if (yyn == YYFINAL)
2058 YYACCEPT;
2059
2060 *++yyvsp = yylval;
2061
2062 yyerror_range[1] = yylloc;
2063 /* Using YYLLOC is tempting, but would change the location of
2064 the look-ahead. YYLOC is available though. */
2065 YYLLOC_DEFAULT (yyloc, yyerror_range - 1, 2);
2066 *++yylsp = yyloc;
2067
2068 /* Shift the error token. */
2069 YY_SYMBOL_PRINT (_("Shifting"), yystos[yyn], yyvsp, yylsp);
2070
2071 yystate = yyn;
2072 goto yynewstate;
2073
2074
2075 /*-------------------------------------.
2076 | yyacceptlab -- YYACCEPT comes here. |
2077 `-------------------------------------*/
2078 yyacceptlab:
2079 yyresult = 0;
2080 goto yyreturn;
2081
2082 /*-----------------------------------.
2083 | yyabortlab -- YYABORT comes here. |
2084 `-----------------------------------*/
2085 yyabortlab:
2086 yyresult = 1;
2087 goto yyreturn;
2088
2089 #ifndef yyoverflow
2090 /*----------------------------------------------.
2091 | yyoverflowlab -- parser overflow comes here. |
2092 `----------------------------------------------*/
2093 yyoverflowlab:
2094 yyerror (_("parser stack overflow"));
2095 yyresult = 2;
2096 /* Fall through. */
2097 #endif
2098
2099 yyreturn:
2100 if (yychar != YYEOF && yychar != YYEMPTY)
2101 yydestruct (_("Error: discarding lookahead"),
2102 yytoken, &yylval, &yylloc);
2103 if (yyssp != yyss)
2104 for (;;)
2105 {
2106 yyerror_range[0] = *yylsp;
2107 YYPOPSTACK;
2108 if (yyssp == yyss)
2109 break;
2110 yydestruct (_("Error: popping"),
2111 yystos[*yyssp], yyvsp, yylsp);
2112 }
2113 #ifndef yyoverflow
2114 if (yyss != yyssa)
2115 YYSTACK_FREE (yyss);
2116 #endif
2117 return yyresult;
2118 }
2119
2120
2121 #line 448 "../../src/parse-gram.y"
2122
2123
2124
2125 /* Return the location of the left-hand side of a rule whose
2126 right-hand side is RHS[1] ... RHS[N]. Ignore empty nonterminals in
2127 the right-hand side, and return an empty location equal to the end
2128 boundary of RHS[0] if the right-hand side is empty. */
2129
2130 static YYLTYPE
2131 lloc_default (YYLTYPE const *rhs, int n)
2132 {
2133 int i;
2134 YYLTYPE loc;
2135
2136 /* SGI MIPSpro 7.4.1m miscompiles "loc.start = loc.end = rhs[n].end;".
2137 The bug is fixed in 7.4.2m, but play it safe for now. */
2138 loc.start = rhs[n].end;
2139 loc.end = rhs[n].end;
2140
2141 /* Ignore empty nonterminals the start of the the right-hand side.
2142 Do not bother to ignore them at the end of the right-hand side,
2143 since empty nonterminals have the same end as their predecessors. */
2144 for (i = 1; i <= n; i++)
2145 if (! equal_boundaries (rhs[i].start, rhs[i].end))
2146 {
2147 loc.start = rhs[i].start;
2148 break;
2149 }
2150
2151 return loc;
2152 }
2153
2154
2155 /* Add a lex-param or a parse-param (depending on TYPE) with
2156 declaration DECL and location LOC. */
2157
2158 static void
2159 add_param (char const *type, char *decl, location loc)
2160 {
2161 static char const alphanum[26 + 26 + 1 + 10] =
2162 "abcdefghijklmnopqrstuvwxyz"
2163 "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
2164 "_"
2165 "0123456789";
2166 char const *name_start = NULL;
2167 char *p;
2168
2169 /* Stop on last actual character. */
2170 for (p = decl; p[1]; p++)
2171 if ((p == decl
2172 || ! memchr (alphanum, p[-1], sizeof alphanum))
2173 && memchr (alphanum, p[0], sizeof alphanum - 10))
2174 name_start = p;
2175
2176 /* Strip the surrounding '{' and '}', and any blanks just inside
2177 the braces. */
2178 while (*--p == ' ' || *p == '\t')
2179 continue;
2180 p[1] = '\0';
2181 while (*++decl == ' ' || *decl == '\t')
2182 continue;
2183
2184 if (! name_start)
2185 complain_at (loc, _("missing identifier in parameter declaration"));
2186 else
2187 {
2188 char *name;
2189 size_t name_len;
2190
2191 for (name_len = 1;
2192 memchr (alphanum, name_start[name_len], sizeof alphanum);
2193 name_len++)
2194 continue;
2195
2196 name = xmalloc (name_len + 1);
2197 memcpy (name, name_start, name_len);
2198 name[name_len] = '\0';
2199 muscle_pair_list_grow (type, decl, name);
2200 free (name);
2201 }
2202
2203 scanner_last_string_free ();
2204 }
2205
2206 static void
2207 gram_error (location const *loc, char const *msg)
2208 {
2209 complain_at (*loc, "%s", msg);
2210 }
2211
2212 char const *
2213 token_name (int type)
2214 {
2215 return yytname[type];
2216 }
2217