1 | /* A Bison parser, made by GNU Bison 3.8.2. */ |
2 | |
3 | /* Bison implementation for Yacc-like parsers in C |
4 | |
5 | Copyright (C) 1984, 1989-1990, 2000-2015, 2018-2021 Free Software Foundation, |
6 | Inc. |
7 | |
8 | This program is free software: you can redistribute it and/or modify |
9 | it under the terms of the GNU General Public License as published by |
10 | the Free Software Foundation, either version 3 of the License, or |
11 | (at your option) any later version. |
12 | |
13 | This program is distributed in the hope that it will be useful, |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 | GNU General Public License for more details. |
17 | |
18 | You should have received a copy of the GNU General Public License |
19 | along with this program. If not, see <https://www.gnu.org/licenses/>. */ |
20 | |
21 | /* As a special exception, you may create a larger work that contains |
22 | part or all of the Bison parser skeleton and distribute that work |
23 | under terms of your choice, so long as that work isn't itself a |
24 | parser generator using the skeleton or a modified version thereof |
25 | as a parser skeleton. Alternatively, if you modify or redistribute |
26 | the parser skeleton itself, you may (at your option) remove this |
27 | special exception, which will cause the skeleton and the resulting |
28 | Bison output files to be licensed under the GNU General Public |
29 | License without this special exception. |
30 | |
31 | This special exception was added by the Free Software Foundation in |
32 | version 2.2 of Bison. */ |
33 | |
34 | /* C LALR(1) parser skeleton written by Richard Stallman, by |
35 | simplifying the original so-called "semantic" parser. */ |
36 | |
37 | /* DO NOT RELY ON FEATURES THAT ARE NOT DOCUMENTED in the manual, |
38 | especially those whose name start with YY_ or yy_. They are |
39 | private implementation details that can be changed or removed. */ |
40 | |
41 | /* All symbols defined below should begin with yy or YY, to avoid |
42 | infringing on user name space. This should be done even for local |
43 | variables, as they might otherwise be expanded by user macros. |
44 | There are some unavoidable exceptions within include files to |
45 | define necessary library symbols; they are noted "INFRINGES ON |
46 | USER NAME SPACE" below. */ |
47 | |
48 | /* Identify Bison output, and Bison version. */ |
49 | #define YYBISON 30802 |
50 | |
51 | /* Bison version string. */ |
52 | #define YYBISON_VERSION "3.8.2" |
53 | |
54 | /* Skeleton name. */ |
55 | #define YYSKELETON_NAME "yacc.c" |
56 | |
57 | /* Pure parsers. */ |
58 | #define YYPURE 2 |
59 | |
60 | /* Push parsers. */ |
61 | #define YYPUSH 0 |
62 | |
63 | /* Pull parsers. */ |
64 | #define YYPULL 1 |
65 | |
66 | |
67 | /* Substitute the variable and function names. */ |
68 | #define yyparse __gettextparse |
69 | #define yylex __gettextlex |
70 | #define yyerror __gettexterror |
71 | #define yydebug __gettextdebug |
72 | #define yynerrs __gettextnerrs |
73 | |
74 | /* First part of user prologue. */ |
75 | #line 1 "plural.y" |
76 | |
77 | /* Expression parsing for plural form selection. |
78 | Copyright (C) 2000-2020 Free Software Foundation, Inc. |
79 | Written by Ulrich Drepper <drepper@cygnus.com>, 2000. |
80 | |
81 | This program is free software: you can redistribute it and/or modify |
82 | it under the terms of the GNU Lesser General Public License as published by |
83 | the Free Software Foundation; either version 2.1 of the License, or |
84 | (at your option) any later version. |
85 | |
86 | This program is distributed in the hope that it will be useful, |
87 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
88 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
89 | GNU Lesser General Public License for more details. |
90 | |
91 | You should have received a copy of the GNU Lesser General Public License |
92 | along with this program. If not, see <https://www.gnu.org/licenses/>. */ |
93 | |
94 | /* For bison < 2.0, the bison generated parser uses alloca. AIX 3 forces us |
95 | to put this declaration at the beginning of the file. The declaration in |
96 | bison's skeleton file comes too late. This must come before <config.h> |
97 | because <config.h> may include arbitrary system headers. |
98 | This can go away once the AM_INTL_SUBDIR macro requires bison >= 2.0. */ |
99 | #if defined _AIX && !defined __GNUC__ |
100 | #pragma alloca |
101 | #endif |
102 | |
103 | #ifdef HAVE_CONFIG_H |
104 | # include <config.h> |
105 | #endif |
106 | |
107 | #include <stddef.h> |
108 | #include <stdlib.h> |
109 | #include <string.h> |
110 | #include "plural-exp.h" |
111 | |
112 | /* The main function generated by the parser is called __gettextparse, |
113 | but we want it to be called PLURAL_PARSE. */ |
114 | #ifndef _LIBC |
115 | # define __gettextparse PLURAL_PARSE |
116 | #endif |
117 | |
118 | |
119 | #line 120 "/home/admin/code/glibc/build/intl/plural.c" |
120 | |
121 | # ifndef YY_CAST |
122 | # ifdef __cplusplus |
123 | # define YY_CAST(Type, Val) static_cast<Type> (Val) |
124 | # define YY_REINTERPRET_CAST(Type, Val) reinterpret_cast<Type> (Val) |
125 | # else |
126 | # define YY_CAST(Type, Val) ((Type) (Val)) |
127 | # define YY_REINTERPRET_CAST(Type, Val) ((Type) (Val)) |
128 | # endif |
129 | # endif |
130 | # ifndef YY_NULLPTR |
131 | # if defined __cplusplus |
132 | # if 201103L <= __cplusplus |
133 | # define YY_NULLPTR nullptr |
134 | # else |
135 | # define YY_NULLPTR 0 |
136 | # endif |
137 | # else |
138 | # define YY_NULLPTR ((void*)0) |
139 | # endif |
140 | # endif |
141 | |
142 | |
143 | /* Debug traces. */ |
144 | #ifndef YYDEBUG |
145 | # define YYDEBUG 0 |
146 | #endif |
147 | #if YYDEBUG |
148 | extern int __gettextdebug; |
149 | #endif |
150 | |
151 | /* Token kinds. */ |
152 | #ifndef YYTOKENTYPE |
153 | # define YYTOKENTYPE |
154 | enum yytokentype |
155 | { |
156 | YYEMPTY = -2, |
157 | YYEOF = 0, /* "end of file" */ |
158 | YYerror = 256, /* error */ |
159 | YYUNDEF = 257, /* "invalid token" */ |
160 | EQUOP2 = 258, /* EQUOP2 */ |
161 | CMPOP2 = 259, /* CMPOP2 */ |
162 | ADDOP2 = 260, /* ADDOP2 */ |
163 | MULOP2 = 261, /* MULOP2 */ |
164 | NUMBER = 262 /* NUMBER */ |
165 | }; |
166 | typedef enum yytokentype yytoken_kind_t; |
167 | #endif |
168 | /* Token kinds. */ |
169 | #define YYEMPTY -2 |
170 | #define YYEOF 0 |
171 | #define YYerror 256 |
172 | #define YYUNDEF 257 |
173 | #define EQUOP2 258 |
174 | #define CMPOP2 259 |
175 | #define ADDOP2 260 |
176 | #define MULOP2 261 |
177 | #define NUMBER 262 |
178 | |
179 | /* Value type. */ |
180 | #if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED |
181 | union YYSTYPE |
182 | { |
183 | #line 49 "plural.y" |
184 | |
185 | unsigned long int num; |
186 | enum expression_operator op; |
187 | struct expression *exp; |
188 | |
189 | #line 190 "/home/admin/code/glibc/build/intl/plural.c" |
190 | |
191 | }; |
192 | typedef union YYSTYPE YYSTYPE; |
193 | # define YYSTYPE_IS_TRIVIAL 1 |
194 | # define YYSTYPE_IS_DECLARED 1 |
195 | #endif |
196 | |
197 | |
198 | |
199 | |
200 | int __gettextparse (struct parse_args *arg); |
201 | |
202 | |
203 | |
204 | /* Symbol kind. */ |
205 | enum yysymbol_kind_t |
206 | { |
207 | YYSYMBOL_YYEMPTY = -2, |
208 | YYSYMBOL_YYEOF = 0, /* "end of file" */ |
209 | YYSYMBOL_YYerror = 1, /* error */ |
210 | YYSYMBOL_YYUNDEF = 2, /* "invalid token" */ |
211 | YYSYMBOL_3_ = 3, /* '?' */ |
212 | YYSYMBOL_4_ = 4, /* '|' */ |
213 | YYSYMBOL_5_ = 5, /* '&' */ |
214 | YYSYMBOL_6_ = 6, /* '!' */ |
215 | YYSYMBOL_EQUOP2 = 7, /* EQUOP2 */ |
216 | YYSYMBOL_CMPOP2 = 8, /* CMPOP2 */ |
217 | YYSYMBOL_ADDOP2 = 9, /* ADDOP2 */ |
218 | YYSYMBOL_MULOP2 = 10, /* MULOP2 */ |
219 | YYSYMBOL_NUMBER = 11, /* NUMBER */ |
220 | YYSYMBOL_12_ = 12, /* ':' */ |
221 | YYSYMBOL_13_n_ = 13, /* 'n' */ |
222 | YYSYMBOL_14_ = 14, /* '(' */ |
223 | YYSYMBOL_15_ = 15, /* ')' */ |
224 | YYSYMBOL_YYACCEPT = 16, /* $accept */ |
225 | YYSYMBOL_start = 17, /* start */ |
226 | YYSYMBOL_exp = 18 /* exp */ |
227 | }; |
228 | typedef enum yysymbol_kind_t yysymbol_kind_t; |
229 | |
230 | |
231 | /* Second part of user prologue. */ |
232 | #line 55 "plural.y" |
233 | |
234 | /* Prototypes for local functions. */ |
235 | static int yylex (YYSTYPE *lval, struct parse_args *arg); |
236 | static void yyerror (struct parse_args *arg, const char *str); |
237 | |
238 | /* Allocation of expressions. */ |
239 | |
240 | static struct expression * |
241 | new_exp (int nargs, enum expression_operator op, |
242 | struct expression * const *args) |
243 | { |
244 | int i; |
245 | struct expression *newp; |
246 | |
247 | /* If any of the argument could not be malloc'ed, just return NULL. */ |
248 | for (i = nargs - 1; i >= 0; i--) |
249 | if (args[i] == NULL) |
250 | goto fail; |
251 | |
252 | /* Allocate a new expression. */ |
253 | newp = (struct expression *) malloc (sizeof (*newp)); |
254 | if (newp != NULL) |
255 | { |
256 | newp->nargs = nargs; |
257 | newp->operation = op; |
258 | for (i = nargs - 1; i >= 0; i--) |
259 | newp->val.args[i] = args[i]; |
260 | return newp; |
261 | } |
262 | |
263 | fail: |
264 | for (i = nargs - 1; i >= 0; i--) |
265 | FREE_EXPRESSION (args[i]); |
266 | |
267 | return NULL; |
268 | } |
269 | |
270 | static inline struct expression * |
271 | new_exp_0 (enum expression_operator op) |
272 | { |
273 | return new_exp (0, op, NULL); |
274 | } |
275 | |
276 | static inline struct expression * |
277 | new_exp_1 (enum expression_operator op, struct expression *right) |
278 | { |
279 | struct expression *args[1]; |
280 | |
281 | args[0] = right; |
282 | return new_exp (1, op, args); |
283 | } |
284 | |
285 | static struct expression * |
286 | new_exp_2 (enum expression_operator op, struct expression *left, |
287 | struct expression *right) |
288 | { |
289 | struct expression *args[2]; |
290 | |
291 | args[0] = left; |
292 | args[1] = right; |
293 | return new_exp (2, op, args); |
294 | } |
295 | |
296 | static inline struct expression * |
297 | new_exp_3 (enum expression_operator op, struct expression *bexp, |
298 | struct expression *tbranch, struct expression *fbranch) |
299 | { |
300 | struct expression *args[3]; |
301 | |
302 | args[0] = bexp; |
303 | args[1] = tbranch; |
304 | args[2] = fbranch; |
305 | return new_exp (3, op, args); |
306 | } |
307 | |
308 | |
309 | #line 310 "/home/admin/code/glibc/build/intl/plural.c" |
310 | |
311 | |
312 | #ifdef short |
313 | # undef short |
314 | #endif |
315 | |
316 | /* On compilers that do not define __PTRDIFF_MAX__ etc., make sure |
317 | <limits.h> and (if available) <stdint.h> are included |
318 | so that the code can choose integer types of a good width. */ |
319 | |
320 | #ifndef __PTRDIFF_MAX__ |
321 | # include <limits.h> /* INFRINGES ON USER NAME SPACE */ |
322 | # if defined __STDC_VERSION__ && 199901 <= __STDC_VERSION__ |
323 | # include <stdint.h> /* INFRINGES ON USER NAME SPACE */ |
324 | # define YY_STDINT_H |
325 | # endif |
326 | #endif |
327 | |
328 | /* Narrow types that promote to a signed type and that can represent a |
329 | signed or unsigned integer of at least N bits. In tables they can |
330 | save space and decrease cache pressure. Promoting to a signed type |
331 | helps avoid bugs in integer arithmetic. */ |
332 | |
333 | #ifdef __INT_LEAST8_MAX__ |
334 | typedef __INT_LEAST8_TYPE__ yytype_int8; |
335 | #elif defined YY_STDINT_H |
336 | typedef int_least8_t yytype_int8; |
337 | #else |
338 | typedef signed char yytype_int8; |
339 | #endif |
340 | |
341 | #ifdef __INT_LEAST16_MAX__ |
342 | typedef __INT_LEAST16_TYPE__ yytype_int16; |
343 | #elif defined YY_STDINT_H |
344 | typedef int_least16_t yytype_int16; |
345 | #else |
346 | typedef short yytype_int16; |
347 | #endif |
348 | |
349 | /* Work around bug in HP-UX 11.23, which defines these macros |
350 | incorrectly for preprocessor constants. This workaround can likely |
351 | be removed in 2023, as HPE has promised support for HP-UX 11.23 |
352 | (aka HP-UX 11i v2) only through the end of 2022; see Table 2 of |
353 | <https://h20195.www2.hpe.com/V2/getpdf.aspx/4AA4-7673ENW.pdf>. */ |
354 | #ifdef __hpux |
355 | # undef UINT_LEAST8_MAX |
356 | # undef UINT_LEAST16_MAX |
357 | # define UINT_LEAST8_MAX 255 |
358 | # define UINT_LEAST16_MAX 65535 |
359 | #endif |
360 | |
361 | #if defined __UINT_LEAST8_MAX__ && __UINT_LEAST8_MAX__ <= __INT_MAX__ |
362 | typedef __UINT_LEAST8_TYPE__ yytype_uint8; |
363 | #elif (!defined __UINT_LEAST8_MAX__ && defined YY_STDINT_H \ |
364 | && UINT_LEAST8_MAX <= INT_MAX) |
365 | typedef uint_least8_t yytype_uint8; |
366 | #elif !defined __UINT_LEAST8_MAX__ && UCHAR_MAX <= INT_MAX |
367 | typedef unsigned char yytype_uint8; |
368 | #else |
369 | typedef short yytype_uint8; |
370 | #endif |
371 | |
372 | #if defined __UINT_LEAST16_MAX__ && __UINT_LEAST16_MAX__ <= __INT_MAX__ |
373 | typedef __UINT_LEAST16_TYPE__ yytype_uint16; |
374 | #elif (!defined __UINT_LEAST16_MAX__ && defined YY_STDINT_H \ |
375 | && UINT_LEAST16_MAX <= INT_MAX) |
376 | typedef uint_least16_t yytype_uint16; |
377 | #elif !defined __UINT_LEAST16_MAX__ && USHRT_MAX <= INT_MAX |
378 | typedef unsigned short yytype_uint16; |
379 | #else |
380 | typedef int yytype_uint16; |
381 | #endif |
382 | |
383 | #ifndef YYPTRDIFF_T |
384 | # if defined __PTRDIFF_TYPE__ && defined __PTRDIFF_MAX__ |
385 | # define YYPTRDIFF_T __PTRDIFF_TYPE__ |
386 | # define YYPTRDIFF_MAXIMUM __PTRDIFF_MAX__ |
387 | # elif defined PTRDIFF_MAX |
388 | # ifndef ptrdiff_t |
389 | # include <stddef.h> /* INFRINGES ON USER NAME SPACE */ |
390 | # endif |
391 | # define YYPTRDIFF_T ptrdiff_t |
392 | # define YYPTRDIFF_MAXIMUM PTRDIFF_MAX |
393 | # else |
394 | # define YYPTRDIFF_T long |
395 | # define YYPTRDIFF_MAXIMUM LONG_MAX |
396 | # endif |
397 | #endif |
398 | |
399 | #ifndef YYSIZE_T |
400 | # ifdef __SIZE_TYPE__ |
401 | # define YYSIZE_T __SIZE_TYPE__ |
402 | # elif defined size_t |
403 | # define YYSIZE_T size_t |
404 | # elif defined __STDC_VERSION__ && 199901 <= __STDC_VERSION__ |
405 | # include <stddef.h> /* INFRINGES ON USER NAME SPACE */ |
406 | # define YYSIZE_T size_t |
407 | # else |
408 | # define YYSIZE_T unsigned |
409 | # endif |
410 | #endif |
411 | |
412 | #define YYSIZE_MAXIMUM \ |
413 | YY_CAST (YYPTRDIFF_T, \ |
414 | (YYPTRDIFF_MAXIMUM < YY_CAST (YYSIZE_T, -1) \ |
415 | ? YYPTRDIFF_MAXIMUM \ |
416 | : YY_CAST (YYSIZE_T, -1))) |
417 | |
418 | #define YYSIZEOF(X) YY_CAST (YYPTRDIFF_T, sizeof (X)) |
419 | |
420 | |
421 | /* Stored state numbers (used for stacks). */ |
422 | typedef yytype_int8 yy_state_t; |
423 | |
424 | /* State numbers in computations. */ |
425 | typedef int yy_state_fast_t; |
426 | |
427 | #ifndef YY_ |
428 | # if defined YYENABLE_NLS && YYENABLE_NLS |
429 | # if ENABLE_NLS |
430 | # include <libintl.h> /* INFRINGES ON USER NAME SPACE */ |
431 | # define YY_(Msgid) dgettext ("bison-runtime", Msgid) |
432 | # endif |
433 | # endif |
434 | # ifndef YY_ |
435 | # define YY_(Msgid) Msgid |
436 | # endif |
437 | #endif |
438 | |
439 | |
440 | #ifndef YY_ATTRIBUTE_PURE |
441 | # if defined __GNUC__ && 2 < __GNUC__ + (96 <= __GNUC_MINOR__) |
442 | # define YY_ATTRIBUTE_PURE __attribute__ ((__pure__)) |
443 | # else |
444 | # define YY_ATTRIBUTE_PURE |
445 | # endif |
446 | #endif |
447 | |
448 | #ifndef YY_ATTRIBUTE_UNUSED |
449 | # if defined __GNUC__ && 2 < __GNUC__ + (7 <= __GNUC_MINOR__) |
450 | # define YY_ATTRIBUTE_UNUSED __attribute__ ((__unused__)) |
451 | # else |
452 | # define YY_ATTRIBUTE_UNUSED |
453 | # endif |
454 | #endif |
455 | |
456 | /* Suppress unused-variable warnings by "using" E. */ |
457 | #if ! defined lint || defined __GNUC__ |
458 | # define YY_USE(E) ((void) (E)) |
459 | #else |
460 | # define YY_USE(E) /* empty */ |
461 | #endif |
462 | |
463 | /* Suppress an incorrect diagnostic about yylval being uninitialized. */ |
464 | #if defined __GNUC__ && ! defined __ICC && 406 <= __GNUC__ * 100 + __GNUC_MINOR__ |
465 | # if __GNUC__ * 100 + __GNUC_MINOR__ < 407 |
466 | # define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN \ |
467 | _Pragma ("GCC diagnostic push") \ |
468 | _Pragma ("GCC diagnostic ignored \"-Wuninitialized\"") |
469 | # else |
470 | # define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN \ |
471 | _Pragma ("GCC diagnostic push") \ |
472 | _Pragma ("GCC diagnostic ignored \"-Wuninitialized\"") \ |
473 | _Pragma ("GCC diagnostic ignored \"-Wmaybe-uninitialized\"") |
474 | # endif |
475 | # define YY_IGNORE_MAYBE_UNINITIALIZED_END \ |
476 | _Pragma ("GCC diagnostic pop") |
477 | #else |
478 | # define YY_INITIAL_VALUE(Value) Value |
479 | #endif |
480 | #ifndef YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN |
481 | # define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN |
482 | # define YY_IGNORE_MAYBE_UNINITIALIZED_END |
483 | #endif |
484 | #ifndef YY_INITIAL_VALUE |
485 | # define YY_INITIAL_VALUE(Value) /* Nothing. */ |
486 | #endif |
487 | |
488 | #if defined __cplusplus && defined __GNUC__ && ! defined __ICC && 6 <= __GNUC__ |
489 | # define YY_IGNORE_USELESS_CAST_BEGIN \ |
490 | _Pragma ("GCC diagnostic push") \ |
491 | _Pragma ("GCC diagnostic ignored \"-Wuseless-cast\"") |
492 | # define YY_IGNORE_USELESS_CAST_END \ |
493 | _Pragma ("GCC diagnostic pop") |
494 | #endif |
495 | #ifndef YY_IGNORE_USELESS_CAST_BEGIN |
496 | # define YY_IGNORE_USELESS_CAST_BEGIN |
497 | # define YY_IGNORE_USELESS_CAST_END |
498 | #endif |
499 | |
500 | |
501 | #define YY_ASSERT(E) ((void) (0 && (E))) |
502 | |
503 | #if !defined yyoverflow |
504 | |
505 | /* The parser invokes alloca or malloc; define the necessary symbols. */ |
506 | |
507 | # ifdef YYSTACK_USE_ALLOCA |
508 | # if YYSTACK_USE_ALLOCA |
509 | # ifdef __GNUC__ |
510 | # define YYSTACK_ALLOC __builtin_alloca |
511 | # elif defined __BUILTIN_VA_ARG_INCR |
512 | # include <alloca.h> /* INFRINGES ON USER NAME SPACE */ |
513 | # elif defined _AIX |
514 | # define YYSTACK_ALLOC __alloca |
515 | # elif defined _MSC_VER |
516 | # include <malloc.h> /* INFRINGES ON USER NAME SPACE */ |
517 | # define alloca _alloca |
518 | # else |
519 | # define YYSTACK_ALLOC alloca |
520 | # if ! defined _ALLOCA_H && ! defined EXIT_SUCCESS |
521 | # include <stdlib.h> /* INFRINGES ON USER NAME SPACE */ |
522 | /* Use EXIT_SUCCESS as a witness for stdlib.h. */ |
523 | # ifndef EXIT_SUCCESS |
524 | # define EXIT_SUCCESS 0 |
525 | # endif |
526 | # endif |
527 | # endif |
528 | # endif |
529 | # endif |
530 | |
531 | # ifdef YYSTACK_ALLOC |
532 | /* Pacify GCC's 'empty if-body' warning. */ |
533 | # define YYSTACK_FREE(Ptr) do { /* empty */; } while (0) |
534 | # ifndef YYSTACK_ALLOC_MAXIMUM |
535 | /* The OS might guarantee only one guard page at the bottom of the stack, |
536 | and a page size can be as small as 4096 bytes. So we cannot safely |
537 | invoke alloca (N) if N exceeds 4096. Use a slightly smaller number |
538 | to allow for a few compiler-allocated temporary stack slots. */ |
539 | # define YYSTACK_ALLOC_MAXIMUM 4032 /* reasonable circa 2006 */ |
540 | # endif |
541 | # else |
542 | # define YYSTACK_ALLOC YYMALLOC |
543 | # define YYSTACK_FREE YYFREE |
544 | # ifndef YYSTACK_ALLOC_MAXIMUM |
545 | # define YYSTACK_ALLOC_MAXIMUM YYSIZE_MAXIMUM |
546 | # endif |
547 | # if (defined __cplusplus && ! defined EXIT_SUCCESS \ |
548 | && ! ((defined YYMALLOC || defined malloc) \ |
549 | && (defined YYFREE || defined free))) |
550 | # include <stdlib.h> /* INFRINGES ON USER NAME SPACE */ |
551 | # ifndef EXIT_SUCCESS |
552 | # define EXIT_SUCCESS 0 |
553 | # endif |
554 | # endif |
555 | # ifndef YYMALLOC |
556 | # define YYMALLOC malloc |
557 | # if ! defined malloc && ! defined EXIT_SUCCESS |
558 | void *malloc (YYSIZE_T); /* INFRINGES ON USER NAME SPACE */ |
559 | # endif |
560 | # endif |
561 | # ifndef YYFREE |
562 | # define YYFREE free |
563 | # if ! defined free && ! defined EXIT_SUCCESS |
564 | void free (void *); /* INFRINGES ON USER NAME SPACE */ |
565 | # endif |
566 | # endif |
567 | # endif |
568 | #endif /* !defined yyoverflow */ |
569 | |
570 | #if (! defined yyoverflow \ |
571 | && (! defined __cplusplus \ |
572 | || (defined YYSTYPE_IS_TRIVIAL && YYSTYPE_IS_TRIVIAL))) |
573 | |
574 | /* A type that is properly aligned for any stack member. */ |
575 | union yyalloc |
576 | { |
577 | yy_state_t yyss_alloc; |
578 | YYSTYPE yyvs_alloc; |
579 | }; |
580 | |
581 | /* The size of the maximum gap between one aligned stack and the next. */ |
582 | # define YYSTACK_GAP_MAXIMUM (YYSIZEOF (union yyalloc) - 1) |
583 | |
584 | /* The size of an array large to enough to hold all stacks, each with |
585 | N elements. */ |
586 | # define YYSTACK_BYTES(N) \ |
587 | ((N) * (YYSIZEOF (yy_state_t) + YYSIZEOF (YYSTYPE)) \ |
588 | + YYSTACK_GAP_MAXIMUM) |
589 | |
590 | # define YYCOPY_NEEDED 1 |
591 | |
592 | /* Relocate STACK from its old location to the new one. The |
593 | local variables YYSIZE and YYSTACKSIZE give the old and new number of |
594 | elements in the stack, and YYPTR gives the new location of the |
595 | stack. Advance YYPTR to a properly aligned location for the next |
596 | stack. */ |
597 | # define YYSTACK_RELOCATE(Stack_alloc, Stack) \ |
598 | do \ |
599 | { \ |
600 | YYPTRDIFF_T yynewbytes; \ |
601 | YYCOPY (&yyptr->Stack_alloc, Stack, yysize); \ |
602 | Stack = &yyptr->Stack_alloc; \ |
603 | yynewbytes = yystacksize * YYSIZEOF (*Stack) + YYSTACK_GAP_MAXIMUM; \ |
604 | yyptr += yynewbytes / YYSIZEOF (*yyptr); \ |
605 | } \ |
606 | while (0) |
607 | |
608 | #endif |
609 | |
610 | #if defined YYCOPY_NEEDED && YYCOPY_NEEDED |
611 | /* Copy COUNT objects from SRC to DST. The source and destination do |
612 | not overlap. */ |
613 | # ifndef YYCOPY |
614 | # if defined __GNUC__ && 1 < __GNUC__ |
615 | # define YYCOPY(Dst, Src, Count) \ |
616 | __builtin_memcpy (Dst, Src, YY_CAST (YYSIZE_T, (Count)) * sizeof (*(Src))) |
617 | # else |
618 | # define YYCOPY(Dst, Src, Count) \ |
619 | do \ |
620 | { \ |
621 | YYPTRDIFF_T yyi; \ |
622 | for (yyi = 0; yyi < (Count); yyi++) \ |
623 | (Dst)[yyi] = (Src)[yyi]; \ |
624 | } \ |
625 | while (0) |
626 | # endif |
627 | # endif |
628 | #endif /* !YYCOPY_NEEDED */ |
629 | |
630 | /* YYFINAL -- State number of the termination state. */ |
631 | #define YYFINAL 9 |
632 | /* YYLAST -- Last index in YYTABLE. */ |
633 | #define YYLAST 56 |
634 | |
635 | /* YYNTOKENS -- Number of terminals. */ |
636 | #define YYNTOKENS 16 |
637 | /* YYNNTS -- Number of nonterminals. */ |
638 | #define YYNNTS 3 |
639 | /* YYNRULES -- Number of rules. */ |
640 | #define YYNRULES 13 |
641 | /* YYNSTATES -- Number of states. */ |
642 | #define YYNSTATES 27 |
643 | |
644 | /* YYMAXUTOK -- Last valid token kind. */ |
645 | #define YYMAXUTOK 262 |
646 | |
647 | |
648 | /* YYTRANSLATE(TOKEN-NUM) -- Symbol number corresponding to TOKEN-NUM |
649 | as returned by yylex, with out-of-bounds checking. */ |
650 | #define YYTRANSLATE(YYX) \ |
651 | (0 <= (YYX) && (YYX) <= YYMAXUTOK \ |
652 | ? YY_CAST (yysymbol_kind_t, yytranslate[YYX]) \ |
653 | : YYSYMBOL_YYUNDEF) |
654 | |
655 | /* YYTRANSLATE[TOKEN-NUM] -- Symbol number corresponding to TOKEN-NUM |
656 | as returned by yylex. */ |
657 | static const yytype_int8 yytranslate[] = |
658 | { |
659 | 0, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
660 | 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
661 | 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
662 | 2, 2, 2, 6, 2, 2, 2, 2, 5, 2, |
663 | 14, 15, 2, 2, 2, 2, 2, 2, 2, 2, |
664 | 2, 2, 2, 2, 2, 2, 2, 2, 12, 2, |
665 | 2, 2, 2, 3, 2, 2, 2, 2, 2, 2, |
666 | 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
667 | 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
668 | 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
669 | 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
670 | 13, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
671 | 2, 2, 2, 2, 4, 2, 2, 2, 2, 2, |
672 | 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
673 | 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
674 | 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
675 | 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
676 | 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
677 | 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
678 | 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
679 | 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
680 | 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
681 | 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
682 | 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
683 | 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
684 | 2, 2, 2, 2, 2, 2, 1, 2, 7, 8, |
685 | 9, 10, 11 |
686 | }; |
687 | |
688 | #if YYDEBUG |
689 | /* YYRLINE[YYN] -- Source line where rule number YYN was defined. */ |
690 | static const yytype_uint8 yyrline[] = |
691 | { |
692 | 0, 152, 152, 160, 164, 168, 172, 176, 180, 184, |
693 | 188, 192, 196, 201 |
694 | }; |
695 | #endif |
696 | |
697 | /** Accessing symbol of state STATE. */ |
698 | #define YY_ACCESSING_SYMBOL(State) YY_CAST (yysymbol_kind_t, yystos[State]) |
699 | |
700 | #if YYDEBUG || 0 |
701 | /* The user-facing name of the symbol whose (internal) number is |
702 | YYSYMBOL. No bounds checking. */ |
703 | static const char *yysymbol_name (yysymbol_kind_t yysymbol) YY_ATTRIBUTE_UNUSED; |
704 | |
705 | /* YYTNAME[SYMBOL-NUM] -- String name of the symbol SYMBOL-NUM. |
706 | First, the terminals, then, starting at YYNTOKENS, nonterminals. */ |
707 | static const char *const yytname[] = |
708 | { |
709 | "\"end of file\"" , "error" , "\"invalid token\"" , "'?'" , "'|'" , "'&'" , |
710 | "'!'" , "EQUOP2" , "CMPOP2" , "ADDOP2" , "MULOP2" , "NUMBER" , "':'" , "'n'" , |
711 | "'('" , "')'" , "$accept" , "start" , "exp" , YY_NULLPTR |
712 | }; |
713 | |
714 | static const char * |
715 | yysymbol_name (yysymbol_kind_t yysymbol) |
716 | { |
717 | return yytname[yysymbol]; |
718 | } |
719 | #endif |
720 | |
721 | #define YYPACT_NINF (-4) |
722 | |
723 | #define yypact_value_is_default(Yyn) \ |
724 | ((Yyn) == YYPACT_NINF) |
725 | |
726 | #define YYTABLE_NINF (-1) |
727 | |
728 | #define yytable_value_is_error(Yyn) \ |
729 | 0 |
730 | |
731 | /* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing |
732 | STATE-NUM. */ |
733 | static const yytype_int8 yypact[] = |
734 | { |
735 | 27, 27, -4, -4, 27, 1, 39, -4, 13, -4, |
736 | 27, 27, 27, 27, 27, 27, 27, -4, 22, -3, |
737 | 43, 46, 26, -2, -4, 27, 39 |
738 | }; |
739 | |
740 | /* YYDEFACT[STATE-NUM] -- Default reduction number in state STATE-NUM. |
741 | Performed when YYTABLE does not specify something else to do. Zero |
742 | means the default is an error. */ |
743 | static const yytype_int8 yydefact[] = |
744 | { |
745 | 0, 0, 12, 11, 0, 0, 2, 10, 0, 1, |
746 | 0, 0, 0, 0, 0, 0, 0, 13, 0, 4, |
747 | 5, 6, 7, 8, 9, 0, 3 |
748 | }; |
749 | |
750 | /* YYPGOTO[NTERM-NUM]. */ |
751 | static const yytype_int8 yypgoto[] = |
752 | { |
753 | -4, -4, -1 |
754 | }; |
755 | |
756 | /* YYDEFGOTO[NTERM-NUM]. */ |
757 | static const yytype_int8 yydefgoto[] = |
758 | { |
759 | 0, 5, 6 |
760 | }; |
761 | |
762 | /* YYTABLE[YYPACT[STATE-NUM]] -- What to do in state STATE-NUM. If |
763 | positive, shift that token. If negative, reduce the rule whose |
764 | number is the opposite. If YYTABLE_NINF, syntax error. */ |
765 | static const yytype_int8 yytable[] = |
766 | { |
767 | 7, 9, 12, 8, 13, 14, 15, 16, 16, 18, |
768 | 19, 20, 21, 22, 23, 24, 10, 11, 12, 0, |
769 | 13, 14, 15, 16, 26, 10, 11, 12, 17, 13, |
770 | 14, 15, 16, 1, 25, 15, 16, 0, 2, 0, |
771 | 3, 4, 10, 11, 12, 0, 13, 14, 15, 16, |
772 | 13, 14, 15, 16, 14, 15, 16 |
773 | }; |
774 | |
775 | static const yytype_int8 yycheck[] = |
776 | { |
777 | 1, 0, 5, 4, 7, 8, 9, 10, 10, 10, |
778 | 11, 12, 13, 14, 15, 16, 3, 4, 5, -1, |
779 | 7, 8, 9, 10, 25, 3, 4, 5, 15, 7, |
780 | 8, 9, 10, 6, 12, 9, 10, -1, 11, -1, |
781 | 13, 14, 3, 4, 5, -1, 7, 8, 9, 10, |
782 | 7, 8, 9, 10, 8, 9, 10 |
783 | }; |
784 | |
785 | /* YYSTOS[STATE-NUM] -- The symbol kind of the accessing symbol of |
786 | state STATE-NUM. */ |
787 | static const yytype_int8 yystos[] = |
788 | { |
789 | 0, 6, 11, 13, 14, 17, 18, 18, 18, 0, |
790 | 3, 4, 5, 7, 8, 9, 10, 15, 18, 18, |
791 | 18, 18, 18, 18, 18, 12, 18 |
792 | }; |
793 | |
794 | /* YYR1[RULE-NUM] -- Symbol kind of the left-hand side of rule RULE-NUM. */ |
795 | static const yytype_int8 yyr1[] = |
796 | { |
797 | 0, 16, 17, 18, 18, 18, 18, 18, 18, 18, |
798 | 18, 18, 18, 18 |
799 | }; |
800 | |
801 | /* YYR2[RULE-NUM] -- Number of symbols on the right-hand side of rule RULE-NUM. */ |
802 | static const yytype_int8 yyr2[] = |
803 | { |
804 | 0, 2, 1, 5, 3, 3, 3, 3, 3, 3, |
805 | 2, 1, 1, 3 |
806 | }; |
807 | |
808 | |
809 | enum { YYENOMEM = -2 }; |
810 | |
811 | #define yyerrok (yyerrstatus = 0) |
812 | #define yyclearin (yychar = YYEMPTY) |
813 | |
814 | #define YYACCEPT goto yyacceptlab |
815 | #define YYABORT goto yyabortlab |
816 | #define YYERROR goto yyerrorlab |
817 | #define YYNOMEM goto yyexhaustedlab |
818 | |
819 | |
820 | #define YYRECOVERING() (!!yyerrstatus) |
821 | |
822 | #define YYBACKUP(Token, Value) \ |
823 | do \ |
824 | if (yychar == YYEMPTY) \ |
825 | { \ |
826 | yychar = (Token); \ |
827 | yylval = (Value); \ |
828 | YYPOPSTACK (yylen); \ |
829 | yystate = *yyssp; \ |
830 | goto yybackup; \ |
831 | } \ |
832 | else \ |
833 | { \ |
834 | yyerror (arg, YY_("syntax error: cannot back up")); \ |
835 | YYERROR; \ |
836 | } \ |
837 | while (0) |
838 | |
839 | /* Backward compatibility with an undocumented macro. |
840 | Use YYerror or YYUNDEF. */ |
841 | #define YYERRCODE YYUNDEF |
842 | |
843 | |
844 | /* Enable debugging if requested. */ |
845 | #if YYDEBUG |
846 | |
847 | # ifndef YYFPRINTF |
848 | # include <stdio.h> /* INFRINGES ON USER NAME SPACE */ |
849 | # define YYFPRINTF fprintf |
850 | # endif |
851 | |
852 | # define YYDPRINTF(Args) \ |
853 | do { \ |
854 | if (yydebug) \ |
855 | YYFPRINTF Args; \ |
856 | } while (0) |
857 | |
858 | |
859 | |
860 | |
861 | # define YY_SYMBOL_PRINT(Title, Kind, Value, Location) \ |
862 | do { \ |
863 | if (yydebug) \ |
864 | { \ |
865 | YYFPRINTF (stderr, "%s ", Title); \ |
866 | yy_symbol_print (stderr, \ |
867 | Kind, Value, arg); \ |
868 | YYFPRINTF (stderr, "\n"); \ |
869 | } \ |
870 | } while (0) |
871 | |
872 | |
873 | /*-----------------------------------. |
874 | | Print this symbol's value on YYO. | |
875 | `-----------------------------------*/ |
876 | |
877 | static void |
878 | yy_symbol_value_print (FILE *yyo, |
879 | yysymbol_kind_t yykind, YYSTYPE const * const yyvaluep, struct parse_args *arg) |
880 | { |
881 | FILE *yyoutput = yyo; |
882 | YY_USE (yyoutput); |
883 | YY_USE (arg); |
884 | if (!yyvaluep) |
885 | return; |
886 | YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN |
887 | YY_USE (yykind); |
888 | YY_IGNORE_MAYBE_UNINITIALIZED_END |
889 | } |
890 | |
891 | |
892 | /*---------------------------. |
893 | | Print this symbol on YYO. | |
894 | `---------------------------*/ |
895 | |
896 | static void |
897 | yy_symbol_print (FILE *yyo, |
898 | yysymbol_kind_t yykind, YYSTYPE const * const yyvaluep, struct parse_args *arg) |
899 | { |
900 | YYFPRINTF (yyo, "%s %s (" , |
901 | yykind < YYNTOKENS ? "token" : "nterm" , yysymbol_name (yykind)); |
902 | |
903 | yy_symbol_value_print (yyo, yykind, yyvaluep, arg); |
904 | YYFPRINTF (yyo, ")" ); |
905 | } |
906 | |
907 | /*------------------------------------------------------------------. |
908 | | yy_stack_print -- Print the state stack from its BOTTOM up to its | |
909 | | TOP (included). | |
910 | `------------------------------------------------------------------*/ |
911 | |
912 | static void |
913 | yy_stack_print (yy_state_t *yybottom, yy_state_t *yytop) |
914 | { |
915 | YYFPRINTF (stderr, "Stack now" ); |
916 | for (; yybottom <= yytop; yybottom++) |
917 | { |
918 | int yybot = *yybottom; |
919 | YYFPRINTF (stderr, " %d" , yybot); |
920 | } |
921 | YYFPRINTF (stderr, "\n" ); |
922 | } |
923 | |
924 | # define YY_STACK_PRINT(Bottom, Top) \ |
925 | do { \ |
926 | if (yydebug) \ |
927 | yy_stack_print ((Bottom), (Top)); \ |
928 | } while (0) |
929 | |
930 | |
931 | /*------------------------------------------------. |
932 | | Report that the YYRULE is going to be reduced. | |
933 | `------------------------------------------------*/ |
934 | |
935 | static void |
936 | yy_reduce_print (yy_state_t *yyssp, YYSTYPE *yyvsp, |
937 | int yyrule, struct parse_args *arg) |
938 | { |
939 | int yylno = yyrline[yyrule]; |
940 | int yynrhs = yyr2[yyrule]; |
941 | int yyi; |
942 | YYFPRINTF (stderr, "Reducing stack by rule %d (line %d):\n" , |
943 | yyrule - 1, yylno); |
944 | /* The symbols being reduced. */ |
945 | for (yyi = 0; yyi < yynrhs; yyi++) |
946 | { |
947 | YYFPRINTF (stderr, " $%d = " , yyi + 1); |
948 | yy_symbol_print (stderr, |
949 | YY_ACCESSING_SYMBOL (+yyssp[yyi + 1 - yynrhs]), |
950 | &yyvsp[(yyi + 1) - (yynrhs)], arg); |
951 | YYFPRINTF (stderr, "\n" ); |
952 | } |
953 | } |
954 | |
955 | # define YY_REDUCE_PRINT(Rule) \ |
956 | do { \ |
957 | if (yydebug) \ |
958 | yy_reduce_print (yyssp, yyvsp, Rule, arg); \ |
959 | } while (0) |
960 | |
961 | /* Nonzero means print parse trace. It is left uninitialized so that |
962 | multiple parsers can coexist. */ |
963 | int yydebug; |
964 | #else /* !YYDEBUG */ |
965 | # define YYDPRINTF(Args) ((void) 0) |
966 | # define YY_SYMBOL_PRINT(Title, Kind, Value, Location) |
967 | # define YY_STACK_PRINT(Bottom, Top) |
968 | # define YY_REDUCE_PRINT(Rule) |
969 | #endif /* !YYDEBUG */ |
970 | |
971 | |
972 | /* YYINITDEPTH -- initial size of the parser's stacks. */ |
973 | #ifndef YYINITDEPTH |
974 | # define YYINITDEPTH 200 |
975 | #endif |
976 | |
977 | /* YYMAXDEPTH -- maximum size the stacks can grow to (effective only |
978 | if the built-in stack extension method is used). |
979 | |
980 | Do not make this value too large; the results are undefined if |
981 | YYSTACK_ALLOC_MAXIMUM < YYSTACK_BYTES (YYMAXDEPTH) |
982 | evaluated with infinite-precision integer arithmetic. */ |
983 | |
984 | #ifndef YYMAXDEPTH |
985 | # define YYMAXDEPTH 10000 |
986 | #endif |
987 | |
988 | |
989 | |
990 | |
991 | |
992 | |
993 | /*-----------------------------------------------. |
994 | | Release the memory associated to this symbol. | |
995 | `-----------------------------------------------*/ |
996 | |
997 | static void |
998 | yydestruct (const char *yymsg, |
999 | yysymbol_kind_t yykind, YYSTYPE *yyvaluep, struct parse_args *arg) |
1000 | { |
1001 | YY_USE (yyvaluep); |
1002 | YY_USE (arg); |
1003 | if (!yymsg) |
1004 | yymsg = "Deleting" ; |
1005 | YY_SYMBOL_PRINT (yymsg, yykind, yyvaluep, yylocationp); |
1006 | |
1007 | YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN |
1008 | YY_USE (yykind); |
1009 | YY_IGNORE_MAYBE_UNINITIALIZED_END |
1010 | } |
1011 | |
1012 | |
1013 | |
1014 | |
1015 | |
1016 | |
1017 | /*----------. |
1018 | | yyparse. | |
1019 | `----------*/ |
1020 | |
1021 | int |
1022 | yyparse (struct parse_args *arg) |
1023 | { |
1024 | /* Lookahead token kind. */ |
1025 | int yychar; |
1026 | |
1027 | |
1028 | /* The semantic value of the lookahead symbol. */ |
1029 | /* Default value used for initialization, for pacifying older GCCs |
1030 | or non-GCC compilers. */ |
1031 | YY_INITIAL_VALUE (static YYSTYPE yyval_default;) |
1032 | YYSTYPE yylval YY_INITIAL_VALUE (= yyval_default); |
1033 | |
1034 | /* Number of syntax errors so far. */ |
1035 | int yynerrs = 0; |
1036 | |
1037 | yy_state_fast_t yystate = 0; |
1038 | /* Number of tokens to shift before error messages enabled. */ |
1039 | int yyerrstatus = 0; |
1040 | |
1041 | /* Refer to the stacks through separate pointers, to allow yyoverflow |
1042 | to reallocate them elsewhere. */ |
1043 | |
1044 | /* Their size. */ |
1045 | YYPTRDIFF_T yystacksize = YYINITDEPTH; |
1046 | |
1047 | /* The state stack: array, bottom, top. */ |
1048 | yy_state_t yyssa[YYINITDEPTH]; |
1049 | yy_state_t *yyss = yyssa; |
1050 | yy_state_t *yyssp = yyss; |
1051 | |
1052 | /* The semantic value stack: array, bottom, top. */ |
1053 | YYSTYPE yyvsa[YYINITDEPTH]; |
1054 | YYSTYPE *yyvs = yyvsa; |
1055 | YYSTYPE *yyvsp = yyvs; |
1056 | |
1057 | int yyn; |
1058 | /* The return value of yyparse. */ |
1059 | int yyresult; |
1060 | /* Lookahead symbol kind. */ |
1061 | yysymbol_kind_t yytoken = YYSYMBOL_YYEMPTY; |
1062 | /* The variables used to return semantic value and location from the |
1063 | action routines. */ |
1064 | YYSTYPE yyval; |
1065 | |
1066 | |
1067 | |
1068 | #define YYPOPSTACK(N) (yyvsp -= (N), yyssp -= (N)) |
1069 | |
1070 | /* The number of symbols on the RHS of the reduced rule. |
1071 | Keep to zero when no symbol should be popped. */ |
1072 | int yylen = 0; |
1073 | |
1074 | YYDPRINTF ((stderr, "Starting parse\n" )); |
1075 | |
1076 | yychar = YYEMPTY; /* Cause a token to be read. */ |
1077 | |
1078 | goto yysetstate; |
1079 | |
1080 | |
1081 | /*------------------------------------------------------------. |
1082 | | yynewstate -- push a new state, which is found in yystate. | |
1083 | `------------------------------------------------------------*/ |
1084 | yynewstate: |
1085 | /* In all cases, when you get here, the value and location stacks |
1086 | have just been pushed. So pushing a state here evens the stacks. */ |
1087 | yyssp++; |
1088 | |
1089 | |
1090 | /*--------------------------------------------------------------------. |
1091 | | yysetstate -- set current state (the top of the stack) to yystate. | |
1092 | `--------------------------------------------------------------------*/ |
1093 | yysetstate: |
1094 | YYDPRINTF ((stderr, "Entering state %d\n" , yystate)); |
1095 | YY_ASSERT (0 <= yystate && yystate < YYNSTATES); |
1096 | YY_IGNORE_USELESS_CAST_BEGIN |
1097 | *yyssp = YY_CAST (yy_state_t, yystate); |
1098 | YY_IGNORE_USELESS_CAST_END |
1099 | YY_STACK_PRINT (yyss, yyssp); |
1100 | |
1101 | if (yyss + yystacksize - 1 <= yyssp) |
1102 | #if !defined yyoverflow && !defined YYSTACK_RELOCATE |
1103 | YYNOMEM; |
1104 | #else |
1105 | { |
1106 | /* Get the current used size of the three stacks, in elements. */ |
1107 | YYPTRDIFF_T yysize = yyssp - yyss + 1; |
1108 | |
1109 | # if defined yyoverflow |
1110 | { |
1111 | /* Give user a chance to reallocate the stack. Use copies of |
1112 | these so that the &'s don't force the real ones into |
1113 | memory. */ |
1114 | yy_state_t *yyss1 = yyss; |
1115 | YYSTYPE *yyvs1 = yyvs; |
1116 | |
1117 | /* Each stack pointer address is followed by the size of the |
1118 | data in use in that stack, in bytes. This used to be a |
1119 | conditional around just the two extra args, but that might |
1120 | be undefined if yyoverflow is a macro. */ |
1121 | yyoverflow (YY_("memory exhausted" ), |
1122 | &yyss1, yysize * YYSIZEOF (*yyssp), |
1123 | &yyvs1, yysize * YYSIZEOF (*yyvsp), |
1124 | &yystacksize); |
1125 | yyss = yyss1; |
1126 | yyvs = yyvs1; |
1127 | } |
1128 | # else /* defined YYSTACK_RELOCATE */ |
1129 | /* Extend the stack our own way. */ |
1130 | if (YYMAXDEPTH <= yystacksize) |
1131 | YYNOMEM; |
1132 | yystacksize *= 2; |
1133 | if (YYMAXDEPTH < yystacksize) |
1134 | yystacksize = YYMAXDEPTH; |
1135 | |
1136 | { |
1137 | yy_state_t *yyss1 = yyss; |
1138 | union yyalloc *yyptr = |
1139 | YY_CAST (union yyalloc *, |
1140 | YYSTACK_ALLOC (YY_CAST (YYSIZE_T, YYSTACK_BYTES (yystacksize)))); |
1141 | if (! yyptr) |
1142 | YYNOMEM; |
1143 | YYSTACK_RELOCATE (yyss_alloc, yyss); |
1144 | YYSTACK_RELOCATE (yyvs_alloc, yyvs); |
1145 | # undef YYSTACK_RELOCATE |
1146 | if (yyss1 != yyssa) |
1147 | YYSTACK_FREE (yyss1); |
1148 | } |
1149 | # endif |
1150 | |
1151 | yyssp = yyss + yysize - 1; |
1152 | yyvsp = yyvs + yysize - 1; |
1153 | |
1154 | YY_IGNORE_USELESS_CAST_BEGIN |
1155 | YYDPRINTF ((stderr, "Stack size increased to %ld\n" , |
1156 | YY_CAST (long, yystacksize))); |
1157 | YY_IGNORE_USELESS_CAST_END |
1158 | |
1159 | if (yyss + yystacksize - 1 <= yyssp) |
1160 | YYABORT; |
1161 | } |
1162 | #endif /* !defined yyoverflow && !defined YYSTACK_RELOCATE */ |
1163 | |
1164 | |
1165 | if (yystate == YYFINAL) |
1166 | YYACCEPT; |
1167 | |
1168 | goto yybackup; |
1169 | |
1170 | |
1171 | /*-----------. |
1172 | | yybackup. | |
1173 | `-----------*/ |
1174 | yybackup: |
1175 | /* Do appropriate processing given the current state. Read a |
1176 | lookahead token if we need one and don't already have one. */ |
1177 | |
1178 | /* First try to decide what to do without reference to lookahead token. */ |
1179 | yyn = yypact[yystate]; |
1180 | if (yypact_value_is_default (yyn)) |
1181 | goto yydefault; |
1182 | |
1183 | /* Not known => get a lookahead token if don't already have one. */ |
1184 | |
1185 | /* YYCHAR is either empty, or end-of-input, or a valid lookahead. */ |
1186 | if (yychar == YYEMPTY) |
1187 | { |
1188 | YYDPRINTF ((stderr, "Reading a token\n" )); |
1189 | yychar = yylex (&yylval, arg); |
1190 | } |
1191 | |
1192 | if (yychar <= YYEOF) |
1193 | { |
1194 | yychar = YYEOF; |
1195 | yytoken = YYSYMBOL_YYEOF; |
1196 | YYDPRINTF ((stderr, "Now at end of input.\n" )); |
1197 | } |
1198 | else if (yychar == YYerror) |
1199 | { |
1200 | /* The scanner already issued an error message, process directly |
1201 | to error recovery. But do not keep the error token as |
1202 | lookahead, it is too special and may lead us to an endless |
1203 | loop in error recovery. */ |
1204 | yychar = YYUNDEF; |
1205 | yytoken = YYSYMBOL_YYerror; |
1206 | goto yyerrlab1; |
1207 | } |
1208 | else |
1209 | { |
1210 | yytoken = YYTRANSLATE (yychar); |
1211 | YY_SYMBOL_PRINT ("Next token is" , yytoken, &yylval, &yylloc); |
1212 | } |
1213 | |
1214 | /* If the proper action on seeing token YYTOKEN is to reduce or to |
1215 | detect an error, take that action. */ |
1216 | yyn += yytoken; |
1217 | if (yyn < 0 || YYLAST < yyn || yycheck[yyn] != yytoken) |
1218 | goto yydefault; |
1219 | yyn = yytable[yyn]; |
1220 | if (yyn <= 0) |
1221 | { |
1222 | if (yytable_value_is_error (yyn)) |
1223 | goto yyerrlab; |
1224 | yyn = -yyn; |
1225 | goto yyreduce; |
1226 | } |
1227 | |
1228 | /* Count tokens shifted since error; after three, turn off error |
1229 | status. */ |
1230 | if (yyerrstatus) |
1231 | yyerrstatus--; |
1232 | |
1233 | /* Shift the lookahead token. */ |
1234 | YY_SYMBOL_PRINT ("Shifting" , yytoken, &yylval, &yylloc); |
1235 | yystate = yyn; |
1236 | YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN |
1237 | *++yyvsp = yylval; |
1238 | YY_IGNORE_MAYBE_UNINITIALIZED_END |
1239 | |
1240 | /* Discard the shifted token. */ |
1241 | yychar = YYEMPTY; |
1242 | goto yynewstate; |
1243 | |
1244 | |
1245 | /*-----------------------------------------------------------. |
1246 | | yydefault -- do the default action for the current state. | |
1247 | `-----------------------------------------------------------*/ |
1248 | yydefault: |
1249 | yyn = yydefact[yystate]; |
1250 | if (yyn == 0) |
1251 | goto yyerrlab; |
1252 | goto yyreduce; |
1253 | |
1254 | |
1255 | /*-----------------------------. |
1256 | | yyreduce -- do a reduction. | |
1257 | `-----------------------------*/ |
1258 | yyreduce: |
1259 | /* yyn is the number of a rule to reduce with. */ |
1260 | yylen = yyr2[yyn]; |
1261 | |
1262 | /* If YYLEN is nonzero, implement the default value of the action: |
1263 | '$$ = $1'. |
1264 | |
1265 | Otherwise, the following line sets YYVAL to garbage. |
1266 | This behavior is undocumented and Bison |
1267 | users should not rely upon it. Assigning to YYVAL |
1268 | unconditionally makes the parser a bit smaller, and it avoids a |
1269 | GCC warning that YYVAL may be used uninitialized. */ |
1270 | yyval = yyvsp[1-yylen]; |
1271 | |
1272 | |
1273 | YY_REDUCE_PRINT (yyn); |
1274 | switch (yyn) |
1275 | { |
1276 | case 2: /* start: exp */ |
1277 | #line 153 "plural.y" |
1278 | { |
1279 | if ((yyvsp[0].exp) == NULL) |
1280 | YYABORT; |
1281 | arg->res = (yyvsp[0].exp); |
1282 | } |
1283 | #line 1284 "/home/admin/code/glibc/build/intl/plural.c" |
1284 | break; |
1285 | |
1286 | case 3: /* exp: exp '?' exp ':' exp */ |
1287 | #line 161 "plural.y" |
1288 | { |
1289 | (yyval.exp) = new_exp_3 (qmop, (yyvsp[-4].exp), (yyvsp[-2].exp), (yyvsp[0].exp)); |
1290 | } |
1291 | #line 1292 "/home/admin/code/glibc/build/intl/plural.c" |
1292 | break; |
1293 | |
1294 | case 4: /* exp: exp '|' exp */ |
1295 | #line 165 "plural.y" |
1296 | { |
1297 | (yyval.exp) = new_exp_2 (lor, (yyvsp[-2].exp), (yyvsp[0].exp)); |
1298 | } |
1299 | #line 1300 "/home/admin/code/glibc/build/intl/plural.c" |
1300 | break; |
1301 | |
1302 | case 5: /* exp: exp '&' exp */ |
1303 | #line 169 "plural.y" |
1304 | { |
1305 | (yyval.exp) = new_exp_2 (land, (yyvsp[-2].exp), (yyvsp[0].exp)); |
1306 | } |
1307 | #line 1308 "/home/admin/code/glibc/build/intl/plural.c" |
1308 | break; |
1309 | |
1310 | case 6: /* exp: exp EQUOP2 exp */ |
1311 | #line 173 "plural.y" |
1312 | { |
1313 | (yyval.exp) = new_exp_2 ((yyvsp[-1].op), (yyvsp[-2].exp), (yyvsp[0].exp)); |
1314 | } |
1315 | #line 1316 "/home/admin/code/glibc/build/intl/plural.c" |
1316 | break; |
1317 | |
1318 | case 7: /* exp: exp CMPOP2 exp */ |
1319 | #line 177 "plural.y" |
1320 | { |
1321 | (yyval.exp) = new_exp_2 ((yyvsp[-1].op), (yyvsp[-2].exp), (yyvsp[0].exp)); |
1322 | } |
1323 | #line 1324 "/home/admin/code/glibc/build/intl/plural.c" |
1324 | break; |
1325 | |
1326 | case 8: /* exp: exp ADDOP2 exp */ |
1327 | #line 181 "plural.y" |
1328 | { |
1329 | (yyval.exp) = new_exp_2 ((yyvsp[-1].op), (yyvsp[-2].exp), (yyvsp[0].exp)); |
1330 | } |
1331 | #line 1332 "/home/admin/code/glibc/build/intl/plural.c" |
1332 | break; |
1333 | |
1334 | case 9: /* exp: exp MULOP2 exp */ |
1335 | #line 185 "plural.y" |
1336 | { |
1337 | (yyval.exp) = new_exp_2 ((yyvsp[-1].op), (yyvsp[-2].exp), (yyvsp[0].exp)); |
1338 | } |
1339 | #line 1340 "/home/admin/code/glibc/build/intl/plural.c" |
1340 | break; |
1341 | |
1342 | case 10: /* exp: '!' exp */ |
1343 | #line 189 "plural.y" |
1344 | { |
1345 | (yyval.exp) = new_exp_1 (lnot, (yyvsp[0].exp)); |
1346 | } |
1347 | #line 1348 "/home/admin/code/glibc/build/intl/plural.c" |
1348 | break; |
1349 | |
1350 | case 11: /* exp: 'n' */ |
1351 | #line 193 "plural.y" |
1352 | { |
1353 | (yyval.exp) = new_exp_0 (var); |
1354 | } |
1355 | #line 1356 "/home/admin/code/glibc/build/intl/plural.c" |
1356 | break; |
1357 | |
1358 | case 12: /* exp: NUMBER */ |
1359 | #line 197 "plural.y" |
1360 | { |
1361 | if (((yyval.exp) = new_exp_0 (num)) != NULL) |
1362 | (yyval.exp)->val.num = (yyvsp[0].num); |
1363 | } |
1364 | #line 1365 "/home/admin/code/glibc/build/intl/plural.c" |
1365 | break; |
1366 | |
1367 | case 13: /* exp: '(' exp ')' */ |
1368 | #line 202 "plural.y" |
1369 | { |
1370 | (yyval.exp) = (yyvsp[-1].exp); |
1371 | } |
1372 | #line 1373 "/home/admin/code/glibc/build/intl/plural.c" |
1373 | break; |
1374 | |
1375 | |
1376 | #line 1377 "/home/admin/code/glibc/build/intl/plural.c" |
1377 | |
1378 | default: break; |
1379 | } |
1380 | /* User semantic actions sometimes alter yychar, and that requires |
1381 | that yytoken be updated with the new translation. We take the |
1382 | approach of translating immediately before every use of yytoken. |
1383 | One alternative is translating here after every semantic action, |
1384 | but that translation would be missed if the semantic action invokes |
1385 | YYABORT, YYACCEPT, or YYERROR immediately after altering yychar or |
1386 | if it invokes YYBACKUP. In the case of YYABORT or YYACCEPT, an |
1387 | incorrect destructor might then be invoked immediately. In the |
1388 | case of YYERROR or YYBACKUP, subsequent parser actions might lead |
1389 | to an incorrect destructor call or verbose syntax error message |
1390 | before the lookahead is translated. */ |
1391 | YY_SYMBOL_PRINT ("-> $$ =" , YY_CAST (yysymbol_kind_t, yyr1[yyn]), &yyval, &yyloc); |
1392 | |
1393 | YYPOPSTACK (yylen); |
1394 | yylen = 0; |
1395 | |
1396 | *++yyvsp = yyval; |
1397 | |
1398 | /* Now 'shift' the result of the reduction. Determine what state |
1399 | that goes to, based on the state we popped back to and the rule |
1400 | number reduced by. */ |
1401 | { |
1402 | const int yylhs = yyr1[yyn] - YYNTOKENS; |
1403 | const int yyi = yypgoto[yylhs] + *yyssp; |
1404 | yystate = (0 <= yyi && yyi <= YYLAST && yycheck[yyi] == *yyssp |
1405 | ? yytable[yyi] |
1406 | : yydefgoto[yylhs]); |
1407 | } |
1408 | |
1409 | goto yynewstate; |
1410 | |
1411 | |
1412 | /*--------------------------------------. |
1413 | | yyerrlab -- here on detecting error. | |
1414 | `--------------------------------------*/ |
1415 | yyerrlab: |
1416 | /* Make sure we have latest lookahead translation. See comments at |
1417 | user semantic actions for why this is necessary. */ |
1418 | yytoken = yychar == YYEMPTY ? YYSYMBOL_YYEMPTY : YYTRANSLATE (yychar); |
1419 | /* If not already recovering from an error, report this error. */ |
1420 | if (!yyerrstatus) |
1421 | { |
1422 | ++yynerrs; |
1423 | yyerror (arg, YY_("syntax error" )); |
1424 | } |
1425 | |
1426 | if (yyerrstatus == 3) |
1427 | { |
1428 | /* If just tried and failed to reuse lookahead token after an |
1429 | error, discard it. */ |
1430 | |
1431 | if (yychar <= YYEOF) |
1432 | { |
1433 | /* Return failure if at end of input. */ |
1434 | if (yychar == YYEOF) |
1435 | YYABORT; |
1436 | } |
1437 | else |
1438 | { |
1439 | yydestruct ("Error: discarding" , |
1440 | yytoken, &yylval, arg); |
1441 | yychar = YYEMPTY; |
1442 | } |
1443 | } |
1444 | |
1445 | /* Else will try to reuse lookahead token after shifting the error |
1446 | token. */ |
1447 | goto yyerrlab1; |
1448 | |
1449 | |
1450 | /*---------------------------------------------------. |
1451 | | yyerrorlab -- error raised explicitly by YYERROR. | |
1452 | `---------------------------------------------------*/ |
1453 | yyerrorlab: |
1454 | /* Pacify compilers when the user code never invokes YYERROR and the |
1455 | label yyerrorlab therefore never appears in user code. */ |
1456 | if (0) |
1457 | YYERROR; |
1458 | ++yynerrs; |
1459 | |
1460 | /* Do not reclaim the symbols of the rule whose action triggered |
1461 | this YYERROR. */ |
1462 | YYPOPSTACK (yylen); |
1463 | yylen = 0; |
1464 | YY_STACK_PRINT (yyss, yyssp); |
1465 | yystate = *yyssp; |
1466 | goto yyerrlab1; |
1467 | |
1468 | |
1469 | /*-------------------------------------------------------------. |
1470 | | yyerrlab1 -- common code for both syntax error and YYERROR. | |
1471 | `-------------------------------------------------------------*/ |
1472 | yyerrlab1: |
1473 | yyerrstatus = 3; /* Each real token shifted decrements this. */ |
1474 | |
1475 | /* Pop stack until we find a state that shifts the error token. */ |
1476 | for (;;) |
1477 | { |
1478 | yyn = yypact[yystate]; |
1479 | if (!yypact_value_is_default (yyn)) |
1480 | { |
1481 | yyn += YYSYMBOL_YYerror; |
1482 | if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYSYMBOL_YYerror) |
1483 | { |
1484 | yyn = yytable[yyn]; |
1485 | if (0 < yyn) |
1486 | break; |
1487 | } |
1488 | } |
1489 | |
1490 | /* Pop the current state because it cannot handle the error token. */ |
1491 | if (yyssp == yyss) |
1492 | YYABORT; |
1493 | |
1494 | |
1495 | yydestruct ("Error: popping" , |
1496 | YY_ACCESSING_SYMBOL (yystate), yyvsp, arg); |
1497 | YYPOPSTACK (1); |
1498 | yystate = *yyssp; |
1499 | YY_STACK_PRINT (yyss, yyssp); |
1500 | } |
1501 | |
1502 | YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN |
1503 | *++yyvsp = yylval; |
1504 | YY_IGNORE_MAYBE_UNINITIALIZED_END |
1505 | |
1506 | |
1507 | /* Shift the error token. */ |
1508 | YY_SYMBOL_PRINT ("Shifting" , YY_ACCESSING_SYMBOL (yyn), yyvsp, yylsp); |
1509 | |
1510 | yystate = yyn; |
1511 | goto yynewstate; |
1512 | |
1513 | |
1514 | /*-------------------------------------. |
1515 | | yyacceptlab -- YYACCEPT comes here. | |
1516 | `-------------------------------------*/ |
1517 | yyacceptlab: |
1518 | yyresult = 0; |
1519 | goto yyreturnlab; |
1520 | |
1521 | |
1522 | /*-----------------------------------. |
1523 | | yyabortlab -- YYABORT comes here. | |
1524 | `-----------------------------------*/ |
1525 | yyabortlab: |
1526 | yyresult = 1; |
1527 | goto yyreturnlab; |
1528 | |
1529 | |
1530 | /*-----------------------------------------------------------. |
1531 | | yyexhaustedlab -- YYNOMEM (memory exhaustion) comes here. | |
1532 | `-----------------------------------------------------------*/ |
1533 | yyexhaustedlab: |
1534 | yyerror (arg, YY_("memory exhausted" )); |
1535 | yyresult = 2; |
1536 | goto yyreturnlab; |
1537 | |
1538 | |
1539 | /*----------------------------------------------------------. |
1540 | | yyreturnlab -- parsing is finished, clean up and return. | |
1541 | `----------------------------------------------------------*/ |
1542 | yyreturnlab: |
1543 | if (yychar != YYEMPTY) |
1544 | { |
1545 | /* Make sure we have latest lookahead translation. See comments at |
1546 | user semantic actions for why this is necessary. */ |
1547 | yytoken = YYTRANSLATE (yychar); |
1548 | yydestruct ("Cleanup: discarding lookahead" , |
1549 | yytoken, &yylval, arg); |
1550 | } |
1551 | /* Do not reclaim the symbols of the rule whose action triggered |
1552 | this YYABORT or YYACCEPT. */ |
1553 | YYPOPSTACK (yylen); |
1554 | YY_STACK_PRINT (yyss, yyssp); |
1555 | while (yyssp != yyss) |
1556 | { |
1557 | yydestruct ("Cleanup: popping" , |
1558 | YY_ACCESSING_SYMBOL (+*yyssp), yyvsp, arg); |
1559 | YYPOPSTACK (1); |
1560 | } |
1561 | #ifndef yyoverflow |
1562 | if (yyss != yyssa) |
1563 | YYSTACK_FREE (yyss); |
1564 | #endif |
1565 | |
1566 | return yyresult; |
1567 | } |
1568 | |
1569 | #line 207 "plural.y" |
1570 | |
1571 | |
1572 | void |
1573 | FREE_EXPRESSION (struct expression *exp) |
1574 | { |
1575 | if (exp == NULL) |
1576 | return; |
1577 | |
1578 | /* Handle the recursive case. */ |
1579 | switch (exp->nargs) |
1580 | { |
1581 | case 3: |
1582 | FREE_EXPRESSION (exp->val.args[2]); |
1583 | /* FALLTHROUGH */ |
1584 | case 2: |
1585 | FREE_EXPRESSION (exp->val.args[1]); |
1586 | /* FALLTHROUGH */ |
1587 | case 1: |
1588 | FREE_EXPRESSION (exp->val.args[0]); |
1589 | /* FALLTHROUGH */ |
1590 | default: |
1591 | break; |
1592 | } |
1593 | |
1594 | free (exp); |
1595 | } |
1596 | |
1597 | |
1598 | static int |
1599 | yylex (YYSTYPE *lval, struct parse_args *arg) |
1600 | { |
1601 | const char *exp = arg->cp; |
1602 | int result; |
1603 | |
1604 | while (1) |
1605 | { |
1606 | if (exp[0] == '\0') |
1607 | { |
1608 | arg->cp = exp; |
1609 | return YYEOF; |
1610 | } |
1611 | |
1612 | if (exp[0] != ' ' && exp[0] != '\t') |
1613 | break; |
1614 | |
1615 | ++exp; |
1616 | } |
1617 | |
1618 | result = *exp++; |
1619 | switch (result) |
1620 | { |
1621 | case '0': case '1': case '2': case '3': case '4': |
1622 | case '5': case '6': case '7': case '8': case '9': |
1623 | { |
1624 | unsigned long int n = result - '0'; |
1625 | while (exp[0] >= '0' && exp[0] <= '9') |
1626 | { |
1627 | n *= 10; |
1628 | n += exp[0] - '0'; |
1629 | ++exp; |
1630 | } |
1631 | lval->num = n; |
1632 | result = NUMBER; |
1633 | } |
1634 | break; |
1635 | |
1636 | case '=': |
1637 | if (exp[0] == '=') |
1638 | { |
1639 | ++exp; |
1640 | lval->op = equal; |
1641 | result = EQUOP2; |
1642 | } |
1643 | else |
1644 | result = YYERRCODE; |
1645 | break; |
1646 | |
1647 | case '!': |
1648 | if (exp[0] == '=') |
1649 | { |
1650 | ++exp; |
1651 | lval->op = not_equal; |
1652 | result = EQUOP2; |
1653 | } |
1654 | break; |
1655 | |
1656 | case '&': |
1657 | case '|': |
1658 | if (exp[0] == result) |
1659 | ++exp; |
1660 | else |
1661 | result = YYERRCODE; |
1662 | break; |
1663 | |
1664 | case '<': |
1665 | if (exp[0] == '=') |
1666 | { |
1667 | ++exp; |
1668 | lval->op = less_or_equal; |
1669 | } |
1670 | else |
1671 | lval->op = less_than; |
1672 | result = CMPOP2; |
1673 | break; |
1674 | |
1675 | case '>': |
1676 | if (exp[0] == '=') |
1677 | { |
1678 | ++exp; |
1679 | lval->op = greater_or_equal; |
1680 | } |
1681 | else |
1682 | lval->op = greater_than; |
1683 | result = CMPOP2; |
1684 | break; |
1685 | |
1686 | case '*': |
1687 | lval->op = mult; |
1688 | result = MULOP2; |
1689 | break; |
1690 | |
1691 | case '/': |
1692 | lval->op = divide; |
1693 | result = MULOP2; |
1694 | break; |
1695 | |
1696 | case '%': |
1697 | lval->op = module; |
1698 | result = MULOP2; |
1699 | break; |
1700 | |
1701 | case '+': |
1702 | lval->op = plus; |
1703 | result = ADDOP2; |
1704 | break; |
1705 | |
1706 | case '-': |
1707 | lval->op = minus; |
1708 | result = ADDOP2; |
1709 | break; |
1710 | |
1711 | case 'n': |
1712 | case '?': |
1713 | case ':': |
1714 | case '(': |
1715 | case ')': |
1716 | /* Nothing, just return the character. */ |
1717 | break; |
1718 | |
1719 | case ';': |
1720 | case '\n': |
1721 | case '\0': |
1722 | /* Be safe and let the user call this function again. */ |
1723 | --exp; |
1724 | result = YYEOF; |
1725 | break; |
1726 | |
1727 | default: |
1728 | result = YYERRCODE; |
1729 | #if YYDEBUG != 0 |
1730 | --exp; |
1731 | #endif |
1732 | break; |
1733 | } |
1734 | |
1735 | arg->cp = exp; |
1736 | |
1737 | return result; |
1738 | } |
1739 | |
1740 | |
1741 | static void |
1742 | yyerror (struct parse_args *arg, const char *str) |
1743 | { |
1744 | /* Do nothing. We don't print error messages here. */ |
1745 | } |
1746 | |