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1 #define yy_create_buffer gram__create_buffer
2 #define yy_delete_buffer gram__delete_buffer
3 #define yy_scan_buffer gram__scan_buffer
4 #define yy_scan_string gram__scan_string
5 #define yy_scan_bytes gram__scan_bytes
6 #define yy_flex_debug gram__flex_debug
7 #define yy_init_buffer gram__init_buffer
8 #define yy_flush_buffer gram__flush_buffer
9 #define yy_load_buffer_state gram__load_buffer_state
10 #define yy_switch_to_buffer gram__switch_to_buffer
11 #define yyin gram_in
12 #define yyleng gram_leng
13 #define yylex gram_lex
14 #define yyout gram_out
15 #define yyrestart gram_restart
16 #define yytext gram_text
17
18 #line 19 "scan-gram.c"
19 /* A lexical scanner generated by flex */
20
21 /* Scanner skeleton version:
22 * $Header$
23 */
24
25 #define FLEX_SCANNER
26 #define YY_FLEX_MAJOR_VERSION 2
27 #define YY_FLEX_MINOR_VERSION 5
28
29 #include <stdio.h>
30
31
32 /* cfront 1.2 defines "c_plusplus" instead of "__cplusplus" */
33 #ifdef c_plusplus
34 #ifndef __cplusplus
35 #define __cplusplus
36 #endif
37 #endif
38
39
40 #ifdef __cplusplus
41
42 #include <stdlib.h>
43 #include <unistd.h>
44
45 /* Use prototypes in function declarations. */
46 #define YY_USE_PROTOS
47
48 /* The "const" storage-class-modifier is valid. */
49 #define YY_USE_CONST
50
51 #else /* ! __cplusplus */
52
53 #if __STDC__
54
55 #define YY_USE_PROTOS
56 #define YY_USE_CONST
57
58 #endif /* __STDC__ */
59 #endif /* ! __cplusplus */
60
61 #ifdef __TURBOC__
62 #pragma warn -rch
63 #pragma warn -use
64 #include <io.h>
65 #include <stdlib.h>
66 #define YY_USE_CONST
67 #define YY_USE_PROTOS
68 #endif
69
70 #ifdef YY_USE_CONST
71 #define yyconst const
72 #else
73 #define yyconst
74 #endif
75
76
77 #ifdef YY_USE_PROTOS
78 #define YY_PROTO(proto) proto
79 #else
80 #define YY_PROTO(proto) ()
81 #endif
82
83 /* Returned upon end-of-file. */
84 #define YY_NULL 0
85
86 /* Promotes a possibly negative, possibly signed char to an unsigned
87 * integer for use as an array index. If the signed char is negative,
88 * we want to instead treat it as an 8-bit unsigned char, hence the
89 * double cast.
90 */
91 #define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c)
92
93 /* Enter a start condition. This macro really ought to take a parameter,
94 * but we do it the disgusting crufty way forced on us by the ()-less
95 * definition of BEGIN.
96 */
97 #define BEGIN yy_start = 1 + 2 *
98
99 /* Translate the current start state into a value that can be later handed
100 * to BEGIN to return to the state. The YYSTATE alias is for lex
101 * compatibility.
102 */
103 #define YY_START ((yy_start - 1) / 2)
104 #define YYSTATE YY_START
105
106 /* Action number for EOF rule of a given start state. */
107 #define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1)
108
109 /* Special action meaning "start processing a new file". */
110 #define YY_NEW_FILE yyrestart( yyin )
111
112 #define YY_END_OF_BUFFER_CHAR 0
113
114 /* Size of default input buffer. */
115 #define YY_BUF_SIZE 16384
116
117 typedef struct yy_buffer_state *YY_BUFFER_STATE;
118
119 extern int yyleng;
120 extern FILE *yyin, *yyout;
121
122 #define EOB_ACT_CONTINUE_SCAN 0
123 #define EOB_ACT_END_OF_FILE 1
124 #define EOB_ACT_LAST_MATCH 2
125
126 /* The funky do-while in the following #define is used to turn the definition
127 * int a single C statement (which needs a semi-colon terminator). This
128 * avoids problems with code like:
129 *
130 * if ( condition_holds )
131 * yyless( 5 );
132 * else
133 * do_something_else();
134 *
135 * Prior to using the do-while the compiler would get upset at the
136 * "else" because it interpreted the "if" statement as being all
137 * done when it reached the ';' after the yyless() call.
138 */
139
140 /* Return all but the first 'n' matched characters back to the input stream. */
141
142 #define yyless(n) \
143 do \
144 { \
145 /* Undo effects of setting up yytext. */ \
146 *yy_cp = yy_hold_char; \
147 YY_RESTORE_YY_MORE_OFFSET \
148 yy_c_buf_p = yy_cp = yy_bp + n - YY_MORE_ADJ; \
149 YY_DO_BEFORE_ACTION; /* set up yytext again */ \
150 } \
151 while ( 0 )
152
153 #define unput(c) yyunput( c, yytext_ptr )
154
155 /* The following is because we cannot portably get our hands on size_t
156 * (without autoconf's help, which isn't available because we want
157 * flex-generated scanners to compile on their own).
158 */
159 typedef unsigned int yy_size_t;
160
161
162 struct yy_buffer_state
163 {
164 FILE *yy_input_file;
165
166 char *yy_ch_buf; /* input buffer */
167 char *yy_buf_pos; /* current position in input buffer */
168
169 /* Size of input buffer in bytes, not including room for EOB
170 * characters.
171 */
172 yy_size_t yy_buf_size;
173
174 /* Number of characters read into yy_ch_buf, not including EOB
175 * characters.
176 */
177 int yy_n_chars;
178
179 /* Whether we "own" the buffer - i.e., we know we created it,
180 * and can realloc() it to grow it, and should free() it to
181 * delete it.
182 */
183 int yy_is_our_buffer;
184
185 /* Whether this is an "interactive" input source; if so, and
186 * if we're using stdio for input, then we want to use getc()
187 * instead of fread(), to make sure we stop fetching input after
188 * each newline.
189 */
190 int yy_is_interactive;
191
192 /* Whether we're considered to be at the beginning of a line.
193 * If so, '^' rules will be active on the next match, otherwise
194 * not.
195 */
196 int yy_at_bol;
197
198 /* Whether to try to fill the input buffer when we reach the
199 * end of it.
200 */
201 int yy_fill_buffer;
202
203 int yy_buffer_status;
204 #define YY_BUFFER_NEW 0
205 #define YY_BUFFER_NORMAL 1
206 /* When an EOF's been seen but there's still some text to process
207 * then we mark the buffer as YY_EOF_PENDING, to indicate that we
208 * shouldn't try reading from the input source any more. We might
209 * still have a bunch of tokens to match, though, because of
210 * possible backing-up.
211 *
212 * When we actually see the EOF, we change the status to "new"
213 * (via yyrestart()), so that the user can continue scanning by
214 * just pointing yyin at a new input file.
215 */
216 #define YY_BUFFER_EOF_PENDING 2
217 };
218
219 static YY_BUFFER_STATE yy_current_buffer = 0;
220
221 /* We provide macros for accessing buffer states in case in the
222 * future we want to put the buffer states in a more general
223 * "scanner state".
224 */
225 #define YY_CURRENT_BUFFER yy_current_buffer
226
227
228 /* yy_hold_char holds the character lost when yytext is formed. */
229 static char yy_hold_char;
230
231 static int yy_n_chars; /* number of characters read into yy_ch_buf */
232
233
234 int yyleng;
235
236 /* Points to current character in buffer. */
237 static char *yy_c_buf_p = (char *) 0;
238 static int yy_init = 1; /* whether we need to initialize */
239 static int yy_start = 0; /* start state number */
240
241 /* Flag which is used to allow yywrap()'s to do buffer switches
242 * instead of setting up a fresh yyin. A bit of a hack ...
243 */
244 static int yy_did_buffer_switch_on_eof;
245
246 void yyrestart YY_PROTO(( FILE *input_file ));
247
248 void yy_switch_to_buffer YY_PROTO(( YY_BUFFER_STATE new_buffer ));
249 void yy_load_buffer_state YY_PROTO(( void ));
250 YY_BUFFER_STATE yy_create_buffer YY_PROTO(( FILE *file, int size ));
251 void yy_delete_buffer YY_PROTO(( YY_BUFFER_STATE b ));
252 void yy_init_buffer YY_PROTO(( YY_BUFFER_STATE b, FILE *file ));
253 void yy_flush_buffer YY_PROTO(( YY_BUFFER_STATE b ));
254 #define YY_FLUSH_BUFFER yy_flush_buffer( yy_current_buffer )
255
256 YY_BUFFER_STATE yy_scan_buffer YY_PROTO(( char *base, yy_size_t size ));
257 YY_BUFFER_STATE yy_scan_string YY_PROTO(( yyconst char *yy_str ));
258 YY_BUFFER_STATE yy_scan_bytes YY_PROTO(( yyconst char *bytes, int len ));
259
260 static void *yy_flex_alloc YY_PROTO(( yy_size_t ));
261 static void *yy_flex_realloc YY_PROTO(( void *, yy_size_t ));
262 static void yy_flex_free YY_PROTO(( void * ));
263
264 #define yy_new_buffer yy_create_buffer
265
266 #define yy_set_interactive(is_interactive) \
267 { \
268 if ( ! yy_current_buffer ) \
269 yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE ); \
270 yy_current_buffer->yy_is_interactive = is_interactive; \
271 }
272
273 #define yy_set_bol(at_bol) \
274 { \
275 if ( ! yy_current_buffer ) \
276 yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE ); \
277 yy_current_buffer->yy_at_bol = at_bol; \
278 }
279
280 #define YY_AT_BOL() (yy_current_buffer->yy_at_bol)
281
282
283 #define yywrap() 1
284 #define YY_SKIP_YYWRAP
285
286 #define FLEX_DEBUG
287 typedef unsigned char YY_CHAR;
288 FILE *yyin = (FILE *) 0, *yyout = (FILE *) 0;
289 typedef int yy_state_type;
290
291 #define FLEX_DEBUG
292 extern char *yytext;
293 #define yytext_ptr yytext
294
295 static yy_state_type yy_get_previous_state YY_PROTO(( void ));
296 static yy_state_type yy_try_NUL_trans YY_PROTO(( yy_state_type current_state ));
297 static int yy_get_next_buffer YY_PROTO(( void ));
298 static void yy_fatal_error YY_PROTO(( yyconst char msg[] ));
299
300 /* Done after the current pattern has been matched and before the
301 * corresponding action - sets up yytext.
302 */
303 #define YY_DO_BEFORE_ACTION \
304 yytext_ptr = yy_bp; \
305 yyleng = (int) (yy_cp - yy_bp); \
306 yy_hold_char = *yy_cp; \
307 *yy_cp = '\0'; \
308 yy_c_buf_p = yy_cp;
309
310 #define YY_NUM_RULES 101
311 #define YY_END_OF_BUFFER 102
312 static yyconst short int yy_accept[380] =
313 { 0,
314 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
315 0, 0, 0, 0, 0, 0, 0, 0, 102, 49,
316 38, 37, 37, 42, 49, 41, 39, 49, 40, 34,
317 36, 49, 33, 46, 35, 53, 54, 54, 55, 50,
318 51, 80, 83, 83, 79, 50, 82, 51, 75, 78,
319 78, 74, 77, 57, 58, 58, 56, 73, 60, 61,
320 61, 59, 93, 94, 94, 85, 95, 84, 88, 95,
321 50, 51, 90, 89, 97, 99, 99, 85, 98, 84,
322 88, 100, 100, 100, 85, 84, 88, 38, 37, 37,
323 37, 37, 48, 0, 0, 0, 0, 0, 0, 0,
324
325 0, 0, 0, 0, 0, 0, 0, 0, 0, 45,
326 39, 43, 44, 40, 0, 53, 54, 54, 54, 54,
327 52, 80, 83, 83, 83, 83, 81, 75, 78, 78,
328 78, 78, 76, 57, 58, 58, 58, 58, 72, 71,
329 72, 64, 65, 66, 67, 68, 69, 70, 72, 61,
330 61, 61, 61, 93, 94, 94, 94, 94, 91, 0,
331 91, 0, 86, 87, 92, 0, 92, 97, 99, 99,
332 99, 99, 96, 100, 100, 100, 100, 100, 86, 87,
333 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
334 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
335
336 0, 0, 0, 0, 0, 44, 47, 0, 0, 0,
337 87, 87, 87, 0, 0, 0, 0, 0, 0, 0,
338 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
339 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
340 0, 0, 0, 62, 63, 0, 0, 0, 0, 0,
341 0, 0, 0, 0, 0, 0, 12, 0, 0, 0,
342 0, 0, 0, 0, 20, 0, 0, 0, 0, 0,
343 26, 0, 29, 0, 0, 32, 0, 2, 0, 0,
344 6, 0, 0, 0, 0, 0, 0, 14, 0, 0,
345 0, 18, 0, 0, 0, 23, 0, 25, 27, 30,
346
347 0, 1, 3, 0, 0, 8, 0, 0, 0, 0,
348 0, 0, 0, 19, 0, 0, 0, 0, 0, 4,
349 0, 0, 0, 0, 0, 0, 0, 0, 0, 21,
350 0, 0, 0, 31, 0, 0, 0, 0, 0, 0,
351 0, 16, 17, 0, 24, 0, 0, 0, 0, 0,
352 0, 13, 0, 0, 0, 5, 0, 0, 0, 11,
353 0, 0, 0, 0, 9, 0, 15, 22, 28, 0,
354 0, 7, 0, 0, 0, 0, 0, 10, 0
355 } ;
356
357 static yyconst int yy_ec[256] =
358 { 0,
359 1, 1, 1, 1, 1, 1, 1, 1, 2, 3,
360 1, 2, 4, 1, 1, 1, 1, 1, 1, 1,
361 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
362 1, 2, 1, 5, 1, 6, 7, 1, 8, 1,
363 1, 9, 1, 1, 10, 11, 12, 13, 13, 13,
364 13, 13, 13, 13, 13, 14, 14, 15, 16, 17,
365 18, 19, 1, 20, 21, 21, 21, 21, 21, 21,
366 11, 11, 11, 11, 11, 11, 11, 11, 11, 11,
367 11, 11, 11, 11, 11, 11, 11, 11, 11, 11,
368 22, 23, 24, 1, 25, 1, 26, 27, 28, 29,
369
370 30, 31, 32, 33, 34, 11, 35, 36, 37, 38,
371 39, 40, 11, 41, 42, 43, 44, 45, 11, 46,
372 47, 11, 48, 49, 50, 1, 1, 1, 1, 1,
373 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
374 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
375 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
376 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
377 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
378 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
379 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
380
381 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
382 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
383 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
384 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
385 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
386 1, 1, 1, 1, 1
387 } ;
388
389 static yyconst int yy_meta[51] =
390 { 0,
391 1, 1, 2, 3, 4, 5, 6, 7, 8, 1,
392 9, 10, 11, 11, 1, 1, 1, 1, 12, 5,
393 11, 13, 14, 13, 9, 11, 11, 11, 11, 11,
394 11, 9, 9, 9, 9, 9, 9, 9, 9, 9,
395 9, 9, 9, 9, 9, 9, 9, 5, 1, 5
396 } ;
397
398 static yyconst short int yy_base[406] =
399 { 0,
400 0, 0, 48, 51, 58, 61, 83, 86, 73, 94,
401 108, 110, 131, 179, 227, 249, 116, 142, 839, 840,
402 836, 55, 64, 840, 267, 840, 0, 44, 79, 840,
403 840, 0, 840, 840, 840, 0, 97, 99, 825, 840,
404 840, 0, 119, 122, 840, 840, 0, 840, 0, 126,
405 138, 840, 0, 0, 145, 153, 840, 311, 840, 155,
406 157, 840, 0, 159, 164, 840, 159, 840, 62, 164,
407 840, 840, 840, 840, 0, 185, 189, 840, 786, 840,
408 185, 192, 201, 203, 205, 207, 209, 833, 211, 213,
409 216, 219, 840, 800, 39, 86, 799, 796, 65, 801,
410
411 198, 786, 184, 795, 109, 203, 790, 797, 800, 840,
412 0, 840, 0, 230, 806, 0, 242, 244, 255, 259,
413 840, 0, 261, 263, 265, 272, 840, 0, 274, 276,
414 278, 280, 840, 0, 282, 284, 286, 288, 840, 840,
415 811, 840, 840, 840, 840, 840, 840, 840, 0, 297,
416 314, 316, 318, 0, 322, 324, 326, 328, 840, 322,
417 326, 0, 840, 0, 840, 330, 332, 0, 344, 347,
418 355, 357, 840, 359, 361, 363, 365, 367, 369, 371,
419 785, 144, 781, 780, 780, 144, 778, 787, 789, 775,
420 778, 366, 784, 770, 168, 771, 779, 780, 783, 767,
421
422 772, 766, 771, 763, 775, 0, 840, 789, 0, 782,
423 0, 374, 377, 774, 755, 764, 754, 766, 756, 764,
424 763, 762, 230, 748, 764, 757, 758, 751, 760, 744,
425 744, 755, 744, 751, 747, 743, 737, 740, 746, 745,
426 735, 746, 744, 840, 840, 373, 730, 738, 731, 727,
427 739, 725, 737, 754, 734, 722, 840, 718, 730, 372,
428 725, 716, 720, 712, 840, 712, 375, 711, 723, 709,
429 840, 713, 840, 712, 710, 840, 701, 840, 717, 702,
430 840, 378, 702, 704, 380, 717, 708, 840, 701, 702,
431 697, 840, 695, 707, 696, 840, 692, 840, 382, 840,
432
433 692, 840, 691, 704, 686, 840, 689, 690, 687, 688,
434 659, 666, 633, 840, 628, 629, 613, 606, 618, 840,
435 603, 615, 614, 597, 596, 597, 603, 590, 603, 840,
436 589, 567, 578, 840, 564, 541, 547, 534, 523, 510,
437 520, 840, 840, 506, 840, 516, 497, 510, 499, 368,
438 365, 840, 368, 359, 348, 840, 316, 307, 297, 840,
439 287, 282, 283, 260, 840, 252, 840, 840, 840, 263,
440 384, 840, 241, 236, 224, 196, 158, 840, 840, 409,
441 423, 437, 451, 465, 479, 493, 507, 227, 521, 535,
442 549, 561, 575, 587, 601, 614, 628, 642, 656, 670,
443
444 104, 684, 698, 712, 77
445 } ;
446
447 static yyconst short int yy_def[406] =
448 { 0,
449 379, 1, 380, 380, 381, 381, 382, 382, 383, 383,
450 384, 384, 385, 385, 386, 386, 387, 387, 379, 379,
451 379, 379, 379, 379, 379, 379, 388, 379, 379, 379,
452 379, 389, 379, 379, 379, 390, 379, 379, 379, 379,
453 379, 391, 379, 379, 379, 379, 392, 379, 393, 379,
454 379, 379, 394, 395, 379, 379, 379, 396, 379, 379,
455 379, 379, 397, 379, 379, 379, 379, 379, 379, 379,
456 379, 379, 379, 379, 398, 379, 379, 379, 379, 379,
457 379, 399, 399, 399, 399, 399, 399, 379, 379, 379,
458 379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
459
460 379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
461 388, 379, 400, 379, 389, 390, 379, 379, 379, 379,
462 379, 391, 379, 379, 379, 379, 379, 393, 379, 379,
463 379, 379, 379, 395, 379, 379, 379, 379, 379, 379,
464 379, 379, 379, 379, 379, 379, 379, 379, 401, 379,
465 379, 379, 379, 397, 379, 379, 379, 379, 379, 379,
466 379, 402, 379, 403, 379, 379, 379, 398, 379, 379,
467 379, 379, 379, 399, 399, 399, 399, 399, 399, 404,
468 379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
469 379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
470
471 379, 379, 379, 379, 379, 400, 379, 379, 405, 402,
472 403, 404, 404, 379, 379, 379, 379, 379, 379, 379,
473 379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
474 379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
475 379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
476 379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
477 379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
478 379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
479 379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
480 379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
481
482 379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
483 379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
484 379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
485 379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
486 379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
487 379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
488 379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
489 379, 379, 379, 379, 379, 379, 379, 379, 0, 379,
490 379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
491 379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
492
493 379, 379, 379, 379, 379
494 } ;
495
496 static yyconst short int yy_nxt[891] =
497 { 0,
498 20, 21, 22, 23, 24, 20, 25, 26, 20, 20,
499 27, 28, 29, 29, 30, 31, 32, 33, 20, 20,
500 27, 20, 20, 20, 27, 27, 27, 27, 27, 27,
501 27, 27, 27, 27, 27, 27, 27, 27, 27, 27,
502 27, 27, 27, 27, 27, 27, 27, 34, 35, 20,
503 37, 38, 112, 37, 38, 113, 39, 89, 90, 39,
504 43, 44, 45, 43, 44, 45, 91, 92, 182, 40,
505 163, 41, 40, 164, 41, 55, 56, 57, 183, 46,
506 47, 48, 46, 47, 48, 50, 51, 245, 50, 51,
507 52, 114, 114, 52, 188, 58, 55, 56, 57, 117,
508
509 118, 119, 120, 189, 46, 53, 48, 46, 53, 48,
510 60, 61, 60, 61, 209, 62, 58, 62, 83, 84,
511 85, 123, 124, 86, 125, 126, 184, 87, 129, 130,
512 58, 185, 58, 64, 65, 66, 67, 46, 68, 48,
513 131, 132, 69, 198, 83, 84, 85, 135, 136, 86,
514 70, 199, 71, 87, 72, 137, 138, 150, 151, 152,
515 153, 155, 156, 46, 159, 48, 157, 158, 160, 165,
516 215, 161, 161, 166, 216, 162, 167, 167, 73, 221,
517 74, 64, 65, 66, 67, 217, 68, 169, 170, 222,
518 69, 171, 172, 163, 175, 176, 164, 232, 70, 378,
519
520 71, 233, 72, 175, 177, 178, 176, 175, 176, 175,
521 176, 175, 176, 89, 90, 91, 92, 179, 89, 90,
522 180, 91, 92, 191, 195, 377, 73, 196, 74, 76,
523 77, 78, 200, 79, 80, 111, 192, 111, 81, 256,
524 193, 201, 114, 114, 117, 118, 119, 120, 46, 202,
525 48, 76, 77, 78, 256, 79, 80, 117, 118, 376,
526 81, 119, 120, 123, 124, 125, 126, 123, 124, 375,
527 46, 374, 48, 93, 125, 126, 129, 130, 131, 132,
528 129, 130, 131, 132, 135, 136, 137, 138, 135, 136,
529 137, 138, 372, 94, 371, 95, 96, 97, 98, 150,
530
531 151, 370, 99, 100, 101, 102, 103, 104, 105, 106,
532 107, 108, 369, 109, 110, 140, 152, 153, 150, 151,
533 152, 153, 368, 141, 155, 156, 157, 158, 155, 156,
534 157, 158, 367, 140, 161, 161, 142, 143, 161, 161,
535 366, 144, 167, 167, 167, 167, 169, 170, 145, 171,
536 172, 146, 365, 147, 364, 148, 149, 169, 170, 171,
537 172, 175, 176, 175, 177, 178, 176, 178, 176, 175,
538 177, 175, 176, 175, 213, 228, 175, 213, 159, 178,
539 213, 289, 160, 363, 295, 161, 161, 305, 362, 308,
540 228, 318, 211, 373, 211, 211, 289, 211, 211, 295,
541
542 211, 361, 305, 229, 308, 360, 318, 359, 373, 36,
543 36, 36, 36, 36, 36, 36, 36, 36, 36, 36,
544 36, 36, 36, 42, 42, 42, 42, 42, 42, 42,
545 42, 42, 42, 42, 42, 42, 42, 49, 49, 49,
546 49, 49, 49, 49, 49, 49, 49, 49, 49, 49,
547 49, 54, 54, 54, 54, 54, 54, 54, 54, 54,
548 54, 54, 54, 54, 54, 59, 59, 59, 59, 59,
549 59, 59, 59, 59, 59, 59, 59, 59, 59, 63,
550 63, 63, 63, 63, 63, 63, 63, 63, 63, 63,
551 63, 63, 63, 75, 75, 75, 75, 75, 75, 75,
552
553 75, 75, 75, 75, 75, 75, 75, 82, 82, 82,
554 82, 82, 82, 82, 82, 82, 82, 82, 82, 82,
555 82, 115, 115, 115, 115, 115, 115, 115, 115, 115,
556 115, 115, 358, 115, 115, 116, 357, 356, 116, 116,
557 116, 116, 355, 116, 116, 116, 116, 354, 116, 122,
558 353, 352, 351, 122, 122, 122, 122, 122, 122, 122,
559 122, 127, 127, 127, 127, 127, 127, 127, 127, 127,
560 127, 127, 127, 127, 127, 128, 350, 349, 128, 128,
561 128, 348, 128, 128, 128, 128, 128, 133, 133, 133,
562 133, 133, 133, 133, 133, 133, 133, 133, 133, 133,
563
564 133, 134, 347, 346, 345, 134, 134, 134, 134, 134,
565 134, 134, 134, 134, 139, 139, 139, 139, 139, 139,
566 139, 139, 139, 139, 139, 139, 139, 139, 154, 344,
567 343, 342, 341, 154, 340, 154, 154, 339, 154, 154,
568 338, 154, 168, 337, 336, 335, 168, 334, 333, 168,
569 168, 332, 168, 168, 331, 168, 174, 174, 174, 174,
570 174, 174, 174, 174, 174, 174, 174, 174, 330, 174,
571 206, 329, 206, 206, 206, 206, 206, 206, 206, 206,
572 206, 206, 206, 206, 210, 210, 210, 210, 210, 210,
573 210, 210, 210, 210, 210, 328, 210, 210, 211, 327,
574
575 211, 211, 211, 211, 211, 211, 211, 211, 211, 211,
576 211, 211, 212, 212, 212, 212, 212, 212, 212, 212,
577 212, 212, 212, 212, 212, 212, 326, 325, 324, 323,
578 322, 321, 320, 319, 317, 316, 315, 314, 313, 312,
579 311, 310, 309, 307, 306, 304, 303, 302, 301, 300,
580 299, 298, 297, 296, 294, 293, 292, 291, 290, 288,
581 287, 286, 285, 284, 283, 282, 281, 280, 279, 278,
582 277, 276, 275, 274, 273, 272, 271, 270, 269, 268,
583 267, 266, 265, 264, 263, 262, 261, 260, 259, 258,
584 257, 255, 254, 253, 252, 251, 250, 249, 248, 247,
585
586 246, 244, 243, 242, 241, 240, 239, 238, 237, 236,
587 235, 234, 231, 230, 227, 226, 225, 224, 223, 220,
588 219, 218, 214, 208, 207, 205, 204, 203, 197, 194,
589 190, 187, 186, 181, 88, 173, 121, 88, 379, 19,
590 379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
591 379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
592 379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
593 379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
594 379, 379, 379, 379, 379, 379, 379, 379, 379, 379
595 } ;
596
597 static yyconst short int yy_chk[891] =
598 { 0,
599 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
600 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
601 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
602 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
603 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
604 3, 3, 28, 4, 4, 28, 3, 22, 22, 4,
605 5, 5, 5, 6, 6, 6, 23, 23, 95, 3,
606 69, 3, 4, 69, 4, 9, 9, 9, 95, 5,
607 5, 5, 6, 6, 6, 7, 7, 405, 8, 8,
608 7, 29, 29, 8, 99, 9, 10, 10, 10, 37,
609
610 37, 38, 38, 99, 7, 7, 7, 8, 8, 8,
611 11, 11, 12, 12, 401, 11, 10, 12, 17, 17,
612 17, 43, 43, 17, 44, 44, 96, 17, 50, 50,
613 11, 96, 12, 13, 13, 13, 13, 17, 13, 17,
614 51, 51, 13, 105, 18, 18, 18, 55, 55, 18,
615 13, 105, 13, 18, 13, 56, 56, 60, 60, 61,
616 61, 64, 64, 18, 67, 18, 65, 65, 67, 70,
617 182, 67, 67, 70, 182, 67, 70, 70, 13, 186,
618 13, 14, 14, 14, 14, 182, 14, 76, 76, 186,
619 14, 77, 77, 81, 82, 82, 81, 195, 14, 377,
620
621 14, 195, 14, 83, 83, 84, 84, 85, 85, 86,
622 86, 87, 87, 89, 89, 90, 90, 87, 91, 91,
623 87, 92, 92, 101, 103, 376, 14, 103, 14, 15,
624 15, 15, 106, 15, 15, 388, 101, 388, 15, 223,
625 101, 106, 114, 114, 117, 117, 118, 118, 15, 106,
626 15, 16, 16, 16, 223, 16, 16, 119, 119, 375,
627 16, 120, 120, 123, 123, 124, 124, 125, 125, 374,
628 16, 373, 16, 25, 126, 126, 129, 129, 130, 130,
629 131, 131, 132, 132, 135, 135, 136, 136, 137, 137,
630 138, 138, 370, 25, 366, 25, 25, 25, 25, 150,
631
632 150, 364, 25, 25, 25, 25, 25, 25, 25, 25,
633 25, 25, 363, 25, 25, 58, 151, 151, 152, 152,
634 153, 153, 362, 58, 155, 155, 156, 156, 157, 157,
635 158, 158, 361, 58, 160, 160, 58, 58, 161, 161,
636 359, 58, 166, 166, 167, 167, 169, 169, 58, 170,
637 170, 58, 358, 58, 357, 58, 58, 171, 171, 172,
638 172, 174, 174, 175, 175, 176, 176, 177, 177, 178,
639 178, 179, 179, 180, 180, 192, 212, 212, 246, 213,
640 213, 260, 246, 355, 267, 246, 246, 282, 354, 285,
641 192, 299, 180, 371, 180, 212, 260, 212, 213, 267,
642
643 213, 353, 282, 192, 285, 351, 299, 350, 371, 380,
644 380, 380, 380, 380, 380, 380, 380, 380, 380, 380,
645 380, 380, 380, 381, 381, 381, 381, 381, 381, 381,
646 381, 381, 381, 381, 381, 381, 381, 382, 382, 382,
647 382, 382, 382, 382, 382, 382, 382, 382, 382, 382,
648 382, 383, 383, 383, 383, 383, 383, 383, 383, 383,
649 383, 383, 383, 383, 383, 384, 384, 384, 384, 384,
650 384, 384, 384, 384, 384, 384, 384, 384, 384, 385,
651 385, 385, 385, 385, 385, 385, 385, 385, 385, 385,
652 385, 385, 385, 386, 386, 386, 386, 386, 386, 386,
653
654 386, 386, 386, 386, 386, 386, 386, 387, 387, 387,
655 387, 387, 387, 387, 387, 387, 387, 387, 387, 387,
656 387, 389, 389, 389, 389, 389, 389, 389, 389, 389,
657 389, 389, 349, 389, 389, 390, 348, 347, 390, 390,
658 390, 390, 346, 390, 390, 390, 390, 344, 390, 391,
659 341, 340, 339, 391, 391, 391, 391, 391, 391, 391,
660 391, 392, 392, 392, 392, 392, 392, 392, 392, 392,
661 392, 392, 392, 392, 392, 393, 338, 337, 393, 393,
662 393, 336, 393, 393, 393, 393, 393, 394, 394, 394,
663 394, 394, 394, 394, 394, 394, 394, 394, 394, 394,
664
665 394, 395, 335, 333, 332, 395, 395, 395, 395, 395,
666 395, 395, 395, 395, 396, 396, 396, 396, 396, 396,
667 396, 396, 396, 396, 396, 396, 396, 396, 397, 331,
668 329, 328, 327, 397, 326, 397, 397, 325, 397, 397,
669 324, 397, 398, 323, 322, 321, 398, 319, 318, 398,
670 398, 317, 398, 398, 316, 398, 399, 399, 399, 399,
671 399, 399, 399, 399, 399, 399, 399, 399, 315, 399,
672 400, 313, 400, 400, 400, 400, 400, 400, 400, 400,
673 400, 400, 400, 400, 402, 402, 402, 402, 402, 402,
674 402, 402, 402, 402, 402, 312, 402, 402, 403, 311,
675
676 403, 403, 403, 403, 403, 403, 403, 403, 403, 403,
677 403, 403, 404, 404, 404, 404, 404, 404, 404, 404,
678 404, 404, 404, 404, 404, 404, 310, 309, 308, 307,
679 305, 304, 303, 301, 297, 295, 294, 293, 291, 290,
680 289, 287, 286, 284, 283, 280, 279, 277, 275, 274,
681 272, 270, 269, 268, 266, 264, 263, 262, 261, 259,
682 258, 256, 255, 254, 253, 252, 251, 250, 249, 248,
683 247, 243, 242, 241, 240, 239, 238, 237, 236, 235,
684 234, 233, 232, 231, 230, 229, 228, 227, 226, 225,
685 224, 222, 221, 220, 219, 218, 217, 216, 215, 214,
686
687 210, 208, 205, 204, 203, 202, 201, 200, 199, 198,
688 197, 196, 194, 193, 191, 190, 189, 188, 187, 185,
689 184, 183, 181, 141, 115, 109, 108, 107, 104, 102,
690 100, 98, 97, 94, 88, 79, 39, 21, 19, 379,
691 379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
692 379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
693 379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
694 379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
695 379, 379, 379, 379, 379, 379, 379, 379, 379, 379
696 } ;
697
698 static yy_state_type yy_last_accepting_state;
699 static char *yy_last_accepting_cpos;
700
701 extern int yy_flex_debug;
702 int yy_flex_debug = 1;
703
704 static yyconst short int yy_rule_linenum[101] =
705 { 0,
706 122, 123, 124, 125, 126, 127, 128, 129, 130, 131,
707 132, 133, 134, 135, 136, 137, 138, 139, 140, 141,
708 142, 143, 144, 145, 146, 147, 148, 149, 150, 151,
709 152, 153, 155, 156, 157, 158, 160, 161, 162, 167,
710 170, 173, 176, 177, 180, 183, 186, 194, 200, 216,
711 217, 228, 240, 241, 242, 259, 268, 270, 290, 305,
712 307, 327, 339, 343, 344, 345, 346, 347, 348, 349,
713 350, 351, 357, 368, 374, 375, 377, 379, 397, 403,
714 404, 406, 408, 426, 429, 432, 433, 436, 447, 458,
715 460, 462, 465, 466, 469, 489, 496, 497, 498, 518
716
717 } ;
718
719 /* The intent behind this definition is that it'll catch
720 * any uses of REJECT which flex missed.
721 */
722 #define REJECT reject_used_but_not_detected
723 #define yymore() yymore_used_but_not_detected
724 #define YY_MORE_ADJ 0
725 #define YY_RESTORE_YY_MORE_OFFSET
726 char *yytext;
727 #line 1 "scan-gram.l"
728 #define INITIAL 0
729 /* Bison Grammar Scanner -*- C -*-
730 Copyright (C) 2002 Free Software Foundation, Inc.
731
732 This file is part of Bison, the GNU Compiler Compiler.
733
734 This program is free software; you can redistribute it and/or modify
735 it under the terms of the GNU General Public License as published by
736 the Free Software Foundation; either version 2 of the License, or
737 (at your option) any later version.
738
739 This program is distributed in the hope that it will be useful,
740 but WITHOUT ANY WARRANTY; without even the implied warranty of
741 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
742 GNU General Public License for more details.
743
744 You should have received a copy of the GNU General Public License
745 along with this program; if not, write to the Free Software
746 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
747 02111-1307 USA
748 */
749 #define YY_NO_UNPUT 1
750 #define YY_NEVER_INTERACTIVE 1
751 #define YY_STACK_USED 1
752 #line 26 "scan-gram.l"
753 #include "system.h"
754 #include "complain.h"
755 #include "quote.h"
756 #include "getargs.h"
757 #include "gram.h"
758 #include "reader.h"
759
760 /* Each time we match a string, move the end cursor to its end. */
761 #define YY_USER_INIT \
762 do { \
763 LOCATION_RESET (*yylloc); \
764 yylloc->file = infile; \
765 /* This is only to avoid GCC warnings. */ \
766 if (yycontrol) {;}; \
767 } while (0)
768
769 #define YY_USER_ACTION LOCATION_COLUMNS (*yylloc, yyleng);
770 #define YY_LINES LOCATION_LINES (*yylloc, yyleng);
771 #define YY_STEP LOCATION_STEP (*yylloc);
772
773 /* STRING_OBSTACK -- Used to store all the characters that we need to
774 keep (to construct ID, STRINGS etc.). Use the following macros to
775 use it.
776
777 Use YY_OBS_GROW to append what has just been matched, and
778 YY_OBS_FINISH to end the string (it puts the ending 0).
779 YY_OBS_FINISH also stores this string in LAST_STRING, which can be
780 used, and which is used by YY_OBS_FREE to free the last string. */
781
782 static struct obstack string_obstack;
783 char *last_string;
784
785 #define YY_OBS_GROW \
786 obstack_grow (&string_obstack, yytext, yyleng)
787
788 #define YY_OBS_FINISH \
789 do { \
790 obstack_1grow (&string_obstack, '\0'); \
791 last_string = obstack_finish (&string_obstack); \
792 } while (0)
793
794 #define YY_OBS_FREE \
795 do { \
796 obstack_free (&string_obstack, last_string); \
797 } while (0)
798
799 void
800 scanner_last_string_free (void)
801 {
802 YY_OBS_FREE;
803 }
804
805
806 static int braces_level = 0;
807 static int percent_percent_count = 0;
808
809 static void handle_dollar PARAMS ((braced_code_t code_kind,
810 char *cp, location_t location));
811 static void handle_at PARAMS ((braced_code_t code_kind,
812 char *cp, location_t location));
813
814 #define SC_COMMENT 1
815
816 #define SC_STRING 2
817 #define SC_CHARACTER 3
818
819 #define SC_ESCAPED_STRING 4
820 #define SC_ESCAPED_CHARACTER 5
821
822 #define SC_BRACED_CODE 6
823 #define SC_PROLOGUE 7
824 #define SC_EPILOGUE 8
825
826 #line 827 "scan-gram.c"
827
828 /* Macros after this point can all be overridden by user definitions in
829 * section 1.
830 */
831
832 #ifndef YY_SKIP_YYWRAP
833 #ifdef __cplusplus
834 extern "C" int yywrap YY_PROTO(( void ));
835 #else
836 extern int yywrap YY_PROTO(( void ));
837 #endif
838 #endif
839
840 #ifndef YY_NO_UNPUT
841 static void yyunput YY_PROTO(( int c, char *buf_ptr ));
842 #endif
843
844 #ifndef yytext_ptr
845 static void yy_flex_strncpy YY_PROTO(( char *, yyconst char *, int ));
846 #endif
847
848 #ifdef YY_NEED_STRLEN
849 static int yy_flex_strlen YY_PROTO(( yyconst char * ));
850 #endif
851
852 #ifndef YY_NO_INPUT
853 #ifdef __cplusplus
854 static int yyinput YY_PROTO(( void ));
855 #else
856 static int input YY_PROTO(( void ));
857 #endif
858 #endif
859
860 #if YY_STACK_USED
861 static int yy_start_stack_ptr = 0;
862 static int yy_start_stack_depth = 0;
863 static int *yy_start_stack = 0;
864 #ifndef YY_NO_PUSH_STATE
865 static void yy_push_state YY_PROTO(( int new_state ));
866 #endif
867 #ifndef YY_NO_POP_STATE
868 static void yy_pop_state YY_PROTO(( void ));
869 #endif
870 #ifndef YY_NO_TOP_STATE
871 static int yy_top_state YY_PROTO(( void ));
872 #endif
873
874 #else
875 #define YY_NO_PUSH_STATE 1
876 #define YY_NO_POP_STATE 1
877 #define YY_NO_TOP_STATE 1
878 #endif
879
880 #ifdef YY_MALLOC_DECL
881 YY_MALLOC_DECL
882 #else
883 #if __STDC__
884 #ifndef __cplusplus
885 #include <stdlib.h>
886 #endif
887 #else
888 /* Just try to get by without declaring the routines. This will fail
889 * miserably on non-ANSI systems for which sizeof(size_t) != sizeof(int)
890 * or sizeof(void*) != sizeof(int).
891 */
892 #endif
893 #endif
894
895 /* Amount of stuff to slurp up with each read. */
896 #ifndef YY_READ_BUF_SIZE
897 #define YY_READ_BUF_SIZE 8192
898 #endif
899
900 /* Copy whatever the last rule matched to the standard output. */
901
902 #ifndef ECHO
903 /* This used to be an fputs(), but since the string might contain NUL's,
904 * we now use fwrite().
905 */
906 #define ECHO (void) fwrite( yytext, yyleng, 1, yyout )
907 #endif
908
909 /* Gets input and stuffs it into "buf". number of characters read, or YY_NULL,
910 * is returned in "result".
911 */
912 #ifndef YY_INPUT
913 #define YY_INPUT(buf,result,max_size) \
914 if ( yy_current_buffer->yy_is_interactive ) \
915 { \
916 int c = '*', n; \
917 for ( n = 0; n < max_size && \
918 (c = getc( yyin )) != EOF && c != '\n'; ++n ) \
919 buf[n] = (char) c; \
920 if ( c == '\n' ) \
921 buf[n++] = (char) c; \
922 if ( c == EOF && ferror( yyin ) ) \
923 YY_FATAL_ERROR( "input in flex scanner failed" ); \
924 result = n; \
925 } \
926 else if ( ((result = fread( buf, 1, max_size, yyin )) == 0) \
927 && ferror( yyin ) ) \
928 YY_FATAL_ERROR( "input in flex scanner failed" );
929 #endif
930
931 /* No semi-colon after return; correct usage is to write "yyterminate();" -
932 * we don't want an extra ';' after the "return" because that will cause
933 * some compilers to complain about unreachable statements.
934 */
935 #ifndef yyterminate
936 #define yyterminate() return YY_NULL
937 #endif
938
939 /* Number of entries by which start-condition stack grows. */
940 #ifndef YY_START_STACK_INCR
941 #define YY_START_STACK_INCR 25
942 #endif
943
944 /* Report a fatal error. */
945 #ifndef YY_FATAL_ERROR
946 #define YY_FATAL_ERROR(msg) yy_fatal_error( msg )
947 #endif
948
949 /* Default declaration of generated scanner - a define so the user can
950 * easily add parameters.
951 */
952 #ifndef YY_DECL
953 #define YY_DECL int yylex YY_PROTO(( void ))
954 #endif
955
956 /* Code executed at the beginning of each rule, after yytext and yyleng
957 * have been set up.
958 */
959 #ifndef YY_USER_ACTION
960 #define YY_USER_ACTION
961 #endif
962
963 /* Code executed at the end of each rule. */
964 #ifndef YY_BREAK
965 #define YY_BREAK break;
966 #endif
967
968 #define YY_RULE_SETUP \
969 YY_USER_ACTION
970
971 YY_DECL
972 {
973 register yy_state_type yy_current_state;
974 register char *yy_cp, *yy_bp;
975 register int yy_act;
976
977 #line 98 "scan-gram.l"
978
979
980 /* At each yylex invocation, mark the current position as the
981 start of the next token. */
982 #define TR_POS 0
983 #if TR_POS
984 fprintf (stderr, "FOO1: %p: ", yylloc);
985 LOCATION_PRINT (stderr, *yylloc);
986 fprintf (stderr, "\n");
987 #endif
988 YY_STEP;
989 #if TR_POS
990 fprintf (stderr, "BAR1: ");
991 LOCATION_PRINT (stderr, *yylloc);
992 fprintf (stderr, "\n");
993 #endif
994
995
996
997 /*----------------------------.
998 | Scanning Bison directives. |
999 `----------------------------*/
1000 #line 1001 "scan-gram.c"
1001
1002 if ( yy_init )
1003 {
1004 yy_init = 0;
1005
1006 #ifdef YY_USER_INIT
1007 YY_USER_INIT;
1008 #endif
1009
1010 if ( ! yy_start )
1011 yy_start = 1; /* first start state */
1012
1013 if ( ! yyin )
1014 yyin = stdin;
1015
1016 if ( ! yyout )
1017 yyout = stdout;
1018
1019 if ( ! yy_current_buffer )
1020 yy_current_buffer =
1021 yy_create_buffer( yyin, YY_BUF_SIZE );
1022
1023 yy_load_buffer_state();
1024 }
1025
1026 while ( 1 ) /* loops until end-of-file is reached */
1027 {
1028 yy_cp = yy_c_buf_p;
1029
1030 /* Support of yytext. */
1031 *yy_cp = yy_hold_char;
1032
1033 /* yy_bp points to the position in yy_ch_buf of the start of
1034 * the current run.
1035 */
1036 yy_bp = yy_cp;
1037
1038 yy_current_state = yy_start;
1039 yy_match:
1040 do
1041 {
1042 register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)];
1043 if ( yy_accept[yy_current_state] )
1044 {
1045 yy_last_accepting_state = yy_current_state;
1046 yy_last_accepting_cpos = yy_cp;
1047 }
1048 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
1049 {
1050 yy_current_state = (int) yy_def[yy_current_state];
1051 if ( yy_current_state >= 380 )
1052 yy_c = yy_meta[(unsigned int) yy_c];
1053 }
1054 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
1055 ++yy_cp;
1056 }
1057 while ( yy_base[yy_current_state] != 840 );
1058
1059 yy_find_action:
1060 yy_act = yy_accept[yy_current_state];
1061 if ( yy_act == 0 )
1062 { /* have to back up */
1063 yy_cp = yy_last_accepting_cpos;
1064 yy_current_state = yy_last_accepting_state;
1065 yy_act = yy_accept[yy_current_state];
1066 }
1067
1068 YY_DO_BEFORE_ACTION;
1069
1070
1071 do_action: /* This label is used only to access EOF actions. */
1072
1073 if ( yy_flex_debug )
1074 {
1075 if ( yy_act == 0 )
1076 fprintf( stderr, "--scanner backing up\n" );
1077 else if ( yy_act < 101 )
1078 fprintf( stderr, "--accepting rule at line %d (\"%s\")\n",
1079 yy_rule_linenum[yy_act], yytext );
1080 else if ( yy_act == 101 )
1081 fprintf( stderr, "--accepting default rule (\"%s\")\n",
1082 yytext );
1083 else if ( yy_act == 102 )
1084 fprintf( stderr, "--(end of buffer or a NUL)\n" );
1085 else
1086 fprintf( stderr, "--EOF (start condition %d)\n", YY_START );
1087 }
1088
1089 switch ( yy_act )
1090 { /* beginning of action switch */
1091 case 0: /* must back up */
1092 /* undo the effects of YY_DO_BEFORE_ACTION */
1093 *yy_cp = yy_hold_char;
1094 yy_cp = yy_last_accepting_cpos;
1095 yy_current_state = yy_last_accepting_state;
1096 goto yy_find_action;
1097
1098
1099
1100 case 1:
1101 YY_RULE_SETUP
1102 #line 122 "scan-gram.l"
1103 return PERCENT_NONASSOC;
1104 YY_BREAK
1105 case 2:
1106 YY_RULE_SETUP
1107 #line 123 "scan-gram.l"
1108 return PERCENT_DEBUG;
1109 YY_BREAK
1110 case 3:
1111 YY_RULE_SETUP
1112 #line 124 "scan-gram.l"
1113 return PERCENT_DEFINE;
1114 YY_BREAK
1115 case 4:
1116 YY_RULE_SETUP
1117 #line 125 "scan-gram.l"
1118 return PERCENT_DEFINES;
1119 YY_BREAK
1120 case 5:
1121 YY_RULE_SETUP
1122 #line 126 "scan-gram.l"
1123 return PERCENT_DESTRUCTOR;
1124 YY_BREAK
1125 case 6:
1126 YY_RULE_SETUP
1127 #line 127 "scan-gram.l"
1128 return PERCENT_DPREC;
1129 YY_BREAK
1130 case 7:
1131 YY_RULE_SETUP
1132 #line 128 "scan-gram.l"
1133 return PERCENT_ERROR_VERBOSE;
1134 YY_BREAK
1135 case 8:
1136 YY_RULE_SETUP
1137 #line 129 "scan-gram.l"
1138 return PERCENT_EXPECT;
1139 YY_BREAK
1140 case 9:
1141 YY_RULE_SETUP
1142 #line 130 "scan-gram.l"
1143 return PERCENT_FILE_PREFIX;
1144 YY_BREAK
1145 case 10:
1146 YY_RULE_SETUP
1147 #line 131 "scan-gram.l"
1148 return PERCENT_YACC;
1149 YY_BREAK
1150 case 11:
1151 YY_RULE_SETUP
1152 #line 132 "scan-gram.l"
1153 return PERCENT_GLR_PARSER;
1154 YY_BREAK
1155 case 12:
1156 YY_RULE_SETUP
1157 #line 133 "scan-gram.l"
1158 return PERCENT_LEFT;
1159 YY_BREAK
1160 case 13:
1161 YY_RULE_SETUP
1162 #line 134 "scan-gram.l"
1163 return PERCENT_LOCATIONS;
1164 YY_BREAK
1165 case 14:
1166 YY_RULE_SETUP
1167 #line 135 "scan-gram.l"
1168 return PERCENT_MERGE;
1169 YY_BREAK
1170 case 15:
1171 YY_RULE_SETUP
1172 #line 136 "scan-gram.l"
1173 return PERCENT_NAME_PREFIX;
1174 YY_BREAK
1175 case 16:
1176 YY_RULE_SETUP
1177 #line 137 "scan-gram.l"
1178 return PERCENT_NO_LINES;
1179 YY_BREAK
1180 case 17:
1181 YY_RULE_SETUP
1182 #line 138 "scan-gram.l"
1183 return PERCENT_NONASSOC;
1184 YY_BREAK
1185 case 18:
1186 YY_RULE_SETUP
1187 #line 139 "scan-gram.l"
1188 return PERCENT_NTERM;
1189 YY_BREAK
1190 case 19:
1191 YY_RULE_SETUP
1192 #line 140 "scan-gram.l"
1193 return PERCENT_OUTPUT;
1194 YY_BREAK
1195 case 20:
1196 YY_RULE_SETUP
1197 #line 141 "scan-gram.l"
1198 return PERCENT_PREC;
1199 YY_BREAK
1200 case 21:
1201 YY_RULE_SETUP
1202 #line 142 "scan-gram.l"
1203 return PERCENT_PRINTER;
1204 YY_BREAK
1205 case 22:
1206 YY_RULE_SETUP
1207 #line 143 "scan-gram.l"
1208 return PERCENT_PURE_PARSER;
1209 YY_BREAK
1210 case 23:
1211 YY_RULE_SETUP
1212 #line 144 "scan-gram.l"
1213 return PERCENT_RIGHT;
1214 YY_BREAK
1215 case 24:
1216 YY_RULE_SETUP
1217 #line 145 "scan-gram.l"
1218 return PERCENT_SKELETON;
1219 YY_BREAK
1220 case 25:
1221 YY_RULE_SETUP
1222 #line 146 "scan-gram.l"
1223 return PERCENT_START;
1224 YY_BREAK
1225 case 26:
1226 YY_RULE_SETUP
1227 #line 147 "scan-gram.l"
1228 return PERCENT_TOKEN;
1229 YY_BREAK
1230 case 27:
1231 YY_RULE_SETUP
1232 #line 148 "scan-gram.l"
1233 return PERCENT_TOKEN;
1234 YY_BREAK
1235 case 28:
1236 YY_RULE_SETUP
1237 #line 149 "scan-gram.l"
1238 return PERCENT_TOKEN_TABLE;
1239 YY_BREAK
1240 case 29:
1241 YY_RULE_SETUP
1242 #line 150 "scan-gram.l"
1243 return PERCENT_TYPE;
1244 YY_BREAK
1245 case 30:
1246 YY_RULE_SETUP
1247 #line 151 "scan-gram.l"
1248 return PERCENT_UNION;
1249 YY_BREAK
1250 case 31:
1251 YY_RULE_SETUP
1252 #line 152 "scan-gram.l"
1253 return PERCENT_VERBOSE;
1254 YY_BREAK
1255 case 32:
1256 YY_RULE_SETUP
1257 #line 153 "scan-gram.l"
1258 return PERCENT_YACC;
1259 YY_BREAK
1260 case 33:
1261 YY_RULE_SETUP
1262 #line 155 "scan-gram.l"
1263 return EQUAL;
1264 YY_BREAK
1265 case 34:
1266 YY_RULE_SETUP
1267 #line 156 "scan-gram.l"
1268 return COLON;
1269 YY_BREAK
1270 case 35:
1271 YY_RULE_SETUP
1272 #line 157 "scan-gram.l"
1273 return PIPE;
1274 YY_BREAK
1275 case 36:
1276 YY_RULE_SETUP
1277 #line 158 "scan-gram.l"
1278 return SEMICOLON;
1279 YY_BREAK
1280 case 37:
1281 YY_RULE_SETUP
1282 #line 160 "scan-gram.l"
1283 YY_LINES; YY_STEP;
1284 YY_BREAK
1285 case 38:
1286 YY_RULE_SETUP
1287 #line 161 "scan-gram.l"
1288 YY_STEP;
1289 YY_BREAK
1290 case 39:
1291 YY_RULE_SETUP
1292 #line 162 "scan-gram.l"
1293 {
1294 yylval->symbol = symbol_get (yytext, *yylloc);
1295 return ID;
1296 }
1297 YY_BREAK
1298 case 40:
1299 YY_RULE_SETUP
1300 #line 167 "scan-gram.l"
1301 yylval->integer = strtol (yytext, 0, 10); return INT;
1302 YY_BREAK
1303 /* Characters. We don't check there is only one. */
1304 case 41:
1305 YY_RULE_SETUP
1306 #line 170 "scan-gram.l"
1307 YY_OBS_GROW; yy_push_state (SC_ESCAPED_CHARACTER);
1308 YY_BREAK
1309 /* Strings. */
1310 case 42:
1311 YY_RULE_SETUP
1312 #line 173 "scan-gram.l"
1313 YY_OBS_GROW; yy_push_state (SC_ESCAPED_STRING);
1314 YY_BREAK
1315 /* Comments. */
1316 case 43:
1317 YY_RULE_SETUP
1318 #line 176 "scan-gram.l"
1319 yy_push_state (SC_COMMENT);
1320 YY_BREAK
1321 case 44:
1322 YY_RULE_SETUP
1323 #line 177 "scan-gram.l"
1324 YY_STEP;
1325 YY_BREAK
1326 /* Prologue. */
1327 case 45:
1328 YY_RULE_SETUP
1329 #line 180 "scan-gram.l"
1330 yy_push_state (SC_PROLOGUE);
1331 YY_BREAK
1332 /* Code in between braces. */
1333 case 46:
1334 YY_RULE_SETUP
1335 #line 183 "scan-gram.l"
1336 YY_OBS_GROW; ++braces_level; yy_push_state (SC_BRACED_CODE);
1337 YY_BREAK
1338 /* A type. */
1339 case 47:
1340 YY_RULE_SETUP
1341 #line 186 "scan-gram.l"
1342 {
1343 obstack_grow (&string_obstack, yytext + 1, yyleng - 2);
1344 YY_OBS_FINISH;
1345 yylval->string = last_string;
1346 return TYPE;
1347 }
1348 YY_BREAK
1349 case 48:
1350 YY_RULE_SETUP
1351 #line 194 "scan-gram.l"
1352 {
1353 if (++percent_percent_count == 2)
1354 yy_push_state (SC_EPILOGUE);
1355 return PERCENT_PERCENT;
1356 }
1357 YY_BREAK
1358 case 49:
1359 YY_RULE_SETUP
1360 #line 200 "scan-gram.l"
1361 {
1362 LOCATION_PRINT (stderr, *yylloc);
1363 fprintf (stderr, _(": invalid character: `%c'\n"), *yytext);
1364 YY_STEP;
1365 }
1366 YY_BREAK
1367
1368 /*------------------------------------------------------------.
1369 | Whatever the start condition (but those which correspond to |
1370 | entity `swallowed' by Bison: SC_ESCAPED_STRING and |
1371 | SC_ESCAPED_CHARACTER), no M4 character must escape as is. |
1372 `------------------------------------------------------------*/
1373
1374
1375 case 50:
1376 YY_RULE_SETUP
1377 #line 216 "scan-gram.l"
1378 if (YY_START != SC_COMMENT) obstack_sgrow (&string_obstack, "@<:@");
1379 YY_BREAK
1380 case 51:
1381 YY_RULE_SETUP
1382 #line 217 "scan-gram.l"
1383 if (YY_START != SC_COMMENT) obstack_sgrow (&string_obstack, "@:>@");
1384 YY_BREAK
1385
1386 /*-----------------------------------------------------------.
1387 | Scanning a C comment. The initial `/ *' is already eaten. |
1388 `-----------------------------------------------------------*/
1389
1390
1391 case 52:
1392 YY_RULE_SETUP
1393 #line 228 "scan-gram.l"
1394 { /* End of the comment. */
1395 if (yy_top_state () == INITIAL)
1396 {
1397 YY_STEP;
1398 }
1399 else
1400 {
1401 YY_OBS_GROW;
1402 }
1403 yy_pop_state ();
1404 }
1405 YY_BREAK
1406 case 53:
1407 YY_RULE_SETUP
1408 #line 240 "scan-gram.l"
1409 if (yy_top_state () != INITIAL) YY_OBS_GROW;
1410 YY_BREAK
1411 case 54:
1412 YY_RULE_SETUP
1413 #line 241 "scan-gram.l"
1414 if (yy_top_state () != INITIAL) YY_OBS_GROW; YY_LINES;
1415 YY_BREAK
1416 case 55:
1417 YY_RULE_SETUP
1418 #line 242 "scan-gram.l"
1419 /* Stray `*'. */if (yy_top_state () != INITIAL) YY_OBS_GROW;
1420 YY_BREAK
1421 case YY_STATE_EOF(SC_COMMENT):
1422 #line 244 "scan-gram.l"
1423 {
1424 LOCATION_PRINT (stderr, *yylloc);
1425 fprintf (stderr, _(": unexpected end of file in a comment\n"));
1426 yy_pop_state ();
1427 }
1428 YY_BREAK
1429
1430 /*----------------------------------------------------------------.
1431 | Scanning a C string, including its escapes. The initial `"' is |
1432 | already eaten. |
1433 `----------------------------------------------------------------*/
1434
1435
1436 case 56:
1437 YY_RULE_SETUP
1438 #line 259 "scan-gram.l"
1439 {
1440 assert (yy_top_state () == INITIAL);
1441 YY_OBS_GROW;
1442 YY_OBS_FINISH;
1443 yylval->string = last_string;
1444 yy_pop_state ();
1445 return STRING;
1446 }
1447 YY_BREAK
1448 case 57:
1449 YY_RULE_SETUP
1450 #line 268 "scan-gram.l"
1451 YY_OBS_GROW;
1452 YY_BREAK
1453 case 58:
1454 YY_RULE_SETUP
1455 #line 270 "scan-gram.l"
1456 obstack_1grow (&string_obstack, '\n'); YY_LINES;
1457 YY_BREAK
1458 case YY_STATE_EOF(SC_ESCAPED_STRING):
1459 #line 272 "scan-gram.l"
1460 {
1461 LOCATION_PRINT (stderr, *yylloc);
1462 fprintf (stderr, _(": unexpected end of file in a string\n"));
1463 assert (yy_top_state () == INITIAL);
1464 YY_OBS_FINISH;
1465 yylval->string = last_string;
1466 yy_pop_state ();
1467 return STRING;
1468 }
1469 YY_BREAK
1470
1471 /*---------------------------------------------------------------.
1472 | Scanning a C character, decoding its escapes. The initial "'" |
1473 | is already eaten. |
1474 `---------------------------------------------------------------*/
1475
1476
1477 case 59:
1478 YY_RULE_SETUP
1479 #line 290 "scan-gram.l"
1480 {
1481 YY_OBS_GROW;
1482 assert (yy_top_state () == INITIAL);
1483 {
1484 YY_OBS_FINISH;
1485 yylval->symbol = symbol_get (last_string, *yylloc);
1486 symbol_class_set (yylval->symbol, token_sym, *yylloc);
1487 symbol_user_token_number_set (yylval->symbol,
1488 (unsigned char) last_string[1], *yylloc);
1489 YY_OBS_FREE;
1490 yy_pop_state ();
1491 return ID;
1492 }
1493 }
1494 YY_BREAK
1495 case 60:
1496 YY_RULE_SETUP
1497 #line 305 "scan-gram.l"
1498 YY_OBS_GROW;
1499 YY_BREAK
1500 case 61:
1501 YY_RULE_SETUP
1502 #line 307 "scan-gram.l"
1503 obstack_1grow (&string_obstack, '\n'); YY_LINES;
1504 YY_BREAK
1505 case YY_STATE_EOF(SC_ESCAPED_CHARACTER):
1506 #line 309 "scan-gram.l"
1507 {
1508 LOCATION_PRINT (stderr, *yylloc);
1509 fprintf (stderr, _(": unexpected end of file in a character\n"));
1510 assert (yy_top_state () == INITIAL);
1511 YY_OBS_FINISH;
1512 yylval->string = last_string;
1513 yy_pop_state ();
1514 return CHARACTER;
1515 }
1516 YY_BREAK
1517
1518 /*----------------------------.
1519 | Decode escaped characters. |
1520 `----------------------------*/
1521
1522
1523 case 62:
1524 YY_RULE_SETUP
1525 #line 327 "scan-gram.l"
1526 {
1527 long c = strtol (yytext + 1, 0, 8);
1528 if (c > 255)
1529 {
1530 LOCATION_PRINT (stderr, *yylloc);
1531 fprintf (stderr, _(": invalid escape: %s\n"), quote (yytext));
1532 YY_STEP;
1533 }
1534 else
1535 obstack_1grow (&string_obstack, c);
1536 }
1537 YY_BREAK
1538 case 63:
1539 YY_RULE_SETUP
1540 #line 339 "scan-gram.l"
1541 {
1542 obstack_1grow (&string_obstack, strtol (yytext + 2, 0, 16));
1543 }
1544 YY_BREAK
1545 case 64:
1546 YY_RULE_SETUP
1547 #line 343 "scan-gram.l"
1548 obstack_1grow (&string_obstack, '\a');
1549 YY_BREAK
1550 case 65:
1551 YY_RULE_SETUP
1552 #line 344 "scan-gram.l"
1553 obstack_1grow (&string_obstack, '\b');
1554 YY_BREAK
1555 case 66:
1556 YY_RULE_SETUP
1557 #line 345 "scan-gram.l"
1558 obstack_1grow (&string_obstack, '\f');
1559 YY_BREAK
1560 case 67:
1561 YY_RULE_SETUP
1562 #line 346 "scan-gram.l"
1563 obstack_1grow (&string_obstack, '\n');
1564 YY_BREAK
1565 case 68:
1566 YY_RULE_SETUP
1567 #line 347 "scan-gram.l"
1568 obstack_1grow (&string_obstack, '\r');
1569 YY_BREAK
1570 case 69:
1571 YY_RULE_SETUP
1572 #line 348 "scan-gram.l"
1573 obstack_1grow (&string_obstack, '\t');
1574 YY_BREAK
1575 case 70:
1576 YY_RULE_SETUP
1577 #line 349 "scan-gram.l"
1578 obstack_1grow (&string_obstack, '\v');
1579 YY_BREAK
1580 case 71:
1581 YY_RULE_SETUP
1582 #line 350 "scan-gram.l"
1583 obstack_1grow (&string_obstack, yytext[1]);
1584 YY_BREAK
1585 case 72:
1586 YY_RULE_SETUP
1587 #line 351 "scan-gram.l"
1588 {
1589 LOCATION_PRINT (stderr, *yylloc);
1590 fprintf (stderr, _(": unrecognized escape: %s\n"), quote (yytext));
1591 YY_OBS_GROW;
1592 }
1593 YY_BREAK
1594 /* FLex wants this rule, in case of a `\<<EOF>>'. */
1595 case 73:
1596 YY_RULE_SETUP
1597 #line 357 "scan-gram.l"
1598 YY_OBS_GROW;
1599 YY_BREAK
1600
1601 /*----------------------------------------------------------.
1602 | Scanning a C character without decoding its escapes. The |
1603 | initial "'" is already eaten. |
1604 `----------------------------------------------------------*/
1605
1606
1607 case 74:
1608 YY_RULE_SETUP
1609 #line 368 "scan-gram.l"
1610 {
1611 YY_OBS_GROW;
1612 assert (yy_top_state () != INITIAL);
1613 yy_pop_state ();
1614 }
1615 YY_BREAK
1616 case 75:
1617 YY_RULE_SETUP
1618 #line 374 "scan-gram.l"
1619 YY_OBS_GROW;
1620 YY_BREAK
1621 case 76:
1622 YY_RULE_SETUP
1623 #line 375 "scan-gram.l"
1624 YY_OBS_GROW;
1625 YY_BREAK
1626 /* FLex wants this rule, in case of a `\<<EOF>>'. */
1627 case 77:
1628 YY_RULE_SETUP
1629 #line 377 "scan-gram.l"
1630 YY_OBS_GROW;
1631 YY_BREAK
1632 case 78:
1633 YY_RULE_SETUP
1634 #line 379 "scan-gram.l"
1635 YY_OBS_GROW; YY_LINES;
1636 YY_BREAK
1637 case YY_STATE_EOF(SC_CHARACTER):
1638 #line 381 "scan-gram.l"
1639 {
1640 LOCATION_PRINT (stderr, *yylloc);
1641 fprintf (stderr, _(": unexpected end of file in a character\n"));
1642 assert (yy_top_state () != INITIAL);
1643 yy_pop_state ();
1644 }
1645 YY_BREAK
1646
1647 /*----------------------------------------------------------------.
1648 | Scanning a C string, without decoding its escapes. The initial |
1649 | `"' is already eaten. |
1650 `----------------------------------------------------------------*/
1651
1652
1653 case 79:
1654 YY_RULE_SETUP
1655 #line 397 "scan-gram.l"
1656 {
1657 assert (yy_top_state () != INITIAL);
1658 YY_OBS_GROW;
1659 yy_pop_state ();
1660 }
1661 YY_BREAK
1662 case 80:
1663 YY_RULE_SETUP
1664 #line 403 "scan-gram.l"
1665 YY_OBS_GROW;
1666 YY_BREAK
1667 case 81:
1668 YY_RULE_SETUP
1669 #line 404 "scan-gram.l"
1670 YY_OBS_GROW;
1671 YY_BREAK
1672 /* FLex wants this rule, in case of a `\<<EOF>>'. */
1673 case 82:
1674 YY_RULE_SETUP
1675 #line 406 "scan-gram.l"
1676 YY_OBS_GROW;
1677 YY_BREAK
1678 case 83:
1679 YY_RULE_SETUP
1680 #line 408 "scan-gram.l"
1681 YY_OBS_GROW; YY_LINES;
1682 YY_BREAK
1683 case YY_STATE_EOF(SC_STRING):
1684 #line 410 "scan-gram.l"
1685 {
1686 LOCATION_PRINT (stderr, *yylloc);
1687 fprintf (stderr, _(": unexpected end of file in a string\n"));
1688 assert (yy_top_state () != INITIAL);
1689 yy_pop_state ();
1690 }
1691 YY_BREAK
1692
1693 /*---------------------------------------------------.
1694 | Strings, comments etc. can be found in user code. |
1695 `---------------------------------------------------*/
1696
1697
1698 /* Characters. We don't check there is only one. */
1699 case 84:
1700 YY_RULE_SETUP
1701 #line 426 "scan-gram.l"
1702 YY_OBS_GROW; yy_push_state (SC_CHARACTER);
1703 YY_BREAK
1704 /* Strings. */
1705 case 85:
1706 YY_RULE_SETUP
1707 #line 429 "scan-gram.l"
1708 YY_OBS_GROW; yy_push_state (SC_STRING);
1709 YY_BREAK
1710 /* Comments. */
1711 case 86:
1712 YY_RULE_SETUP
1713 #line 432 "scan-gram.l"
1714 YY_OBS_GROW; yy_push_state (SC_COMMENT);
1715 YY_BREAK
1716 case 87:
1717 YY_RULE_SETUP
1718 #line 433 "scan-gram.l"
1719 YY_OBS_GROW;
1720 YY_BREAK
1721 /* Not comments. */
1722 case 88:
1723 YY_RULE_SETUP
1724 #line 436 "scan-gram.l"
1725 YY_OBS_GROW;
1726 YY_BREAK
1727
1728 /*---------------------------------------------------------------.
1729 | Scanning some code in braces (%union and actions). The initial |
1730 | "{" is already eaten. |
1731 `---------------------------------------------------------------*/
1732
1733
1734 case 89:
1735 YY_RULE_SETUP
1736 #line 447 "scan-gram.l"
1737 {
1738 YY_OBS_GROW;
1739 if (--braces_level == 0)
1740 {
1741 yy_pop_state ();
1742 YY_OBS_FINISH;
1743 yylval->string = last_string;
1744 return BRACED_CODE;
1745 }
1746 }
1747 YY_BREAK
1748 case 90:
1749 YY_RULE_SETUP
1750 #line 458 "scan-gram.l"
1751 YY_OBS_GROW; braces_level++;
1752 YY_BREAK
1753 case 91:
1754 YY_RULE_SETUP
1755 #line 460 "scan-gram.l"
1756 { handle_dollar (current_braced_code,
1757 yytext, *yylloc); }
1758 YY_BREAK
1759 case 92:
1760 YY_RULE_SETUP
1761 #line 462 "scan-gram.l"
1762 { handle_at (current_braced_code,
1763 yytext, *yylloc); }
1764 YY_BREAK
1765 case 93:
1766 YY_RULE_SETUP
1767 #line 465 "scan-gram.l"
1768 YY_OBS_GROW;
1769 YY_BREAK
1770 case 94:
1771 YY_RULE_SETUP
1772 #line 466 "scan-gram.l"
1773 YY_OBS_GROW; YY_LINES;
1774 YY_BREAK
1775 /* A lose $, or /, or etc. */
1776 case 95:
1777 YY_RULE_SETUP
1778 #line 469 "scan-gram.l"
1779 YY_OBS_GROW;
1780 YY_BREAK
1781 case YY_STATE_EOF(SC_BRACED_CODE):
1782 #line 471 "scan-gram.l"
1783 {
1784 LOCATION_PRINT (stderr, *yylloc);
1785 fprintf (stderr, _(": unexpected end of file in a braced code\n"));
1786 yy_pop_state ();
1787 YY_OBS_FINISH;
1788 yylval->string = last_string;
1789 return BRACED_CODE;
1790 }
1791 YY_BREAK
1792
1793 /*--------------------------------------------------------------.
1794 | Scanning some prologue: from "%{" (already scanned) to "%}". |
1795 `--------------------------------------------------------------*/
1796
1797
1798 case 96:
1799 YY_RULE_SETUP
1800 #line 489 "scan-gram.l"
1801 {
1802 yy_pop_state ();
1803 YY_OBS_FINISH;
1804 yylval->string = last_string;
1805 return PROLOGUE;
1806 }
1807 YY_BREAK
1808 case 97:
1809 YY_RULE_SETUP
1810 #line 496 "scan-gram.l"
1811 YY_OBS_GROW;
1812 YY_BREAK
1813 case 98:
1814 YY_RULE_SETUP
1815 #line 497 "scan-gram.l"
1816 YY_OBS_GROW;
1817 YY_BREAK
1818 case 99:
1819 YY_RULE_SETUP
1820 #line 498 "scan-gram.l"
1821 YY_OBS_GROW; YY_LINES;
1822 YY_BREAK
1823 case YY_STATE_EOF(SC_PROLOGUE):
1824 #line 500 "scan-gram.l"
1825 {
1826 LOCATION_PRINT (stderr, *yylloc);
1827 fprintf (stderr, _(": unexpected end of file in a prologue\n"));
1828 yy_pop_state ();
1829 YY_OBS_FINISH;
1830 yylval->string = last_string;
1831 return PROLOGUE;
1832 }
1833 YY_BREAK
1834
1835 /*---------------------------------------------------------------.
1836 | Scanning the epilogue (everything after the second "%%", which |
1837 | has already been eaten. |
1838 `---------------------------------------------------------------*/
1839
1840
1841 case 100:
1842 YY_RULE_SETUP
1843 #line 518 "scan-gram.l"
1844 YY_OBS_GROW;
1845 YY_BREAK
1846 case YY_STATE_EOF(SC_EPILOGUE):
1847 #line 520 "scan-gram.l"
1848 {
1849 yy_pop_state ();
1850 YY_OBS_FINISH;
1851 yylval->string = last_string;
1852 return EPILOGUE;
1853 }
1854 YY_BREAK
1855
1856 case 101:
1857 YY_RULE_SETUP
1858 #line 529 "scan-gram.l"
1859 YY_FATAL_ERROR( "flex scanner jammed" );
1860 YY_BREAK
1861 #line 1862 "scan-gram.c"
1862 case YY_STATE_EOF(INITIAL):
1863 yyterminate();
1864
1865 case YY_END_OF_BUFFER:
1866 {
1867 /* Amount of text matched not including the EOB char. */
1868 int yy_amount_of_matched_text = (int) (yy_cp - yytext_ptr) - 1;
1869
1870 /* Undo the effects of YY_DO_BEFORE_ACTION. */
1871 *yy_cp = yy_hold_char;
1872 YY_RESTORE_YY_MORE_OFFSET
1873
1874 if ( yy_current_buffer->yy_buffer_status == YY_BUFFER_NEW )
1875 {
1876 /* We're scanning a new file or input source. It's
1877 * possible that this happened because the user
1878 * just pointed yyin at a new source and called
1879 * yylex(). If so, then we have to assure
1880 * consistency between yy_current_buffer and our
1881 * globals. Here is the right place to do so, because
1882 * this is the first action (other than possibly a
1883 * back-up) that will match for the new input source.
1884 */
1885 yy_n_chars = yy_current_buffer->yy_n_chars;
1886 yy_current_buffer->yy_input_file = yyin;
1887 yy_current_buffer->yy_buffer_status = YY_BUFFER_NORMAL;
1888 }
1889
1890 /* Note that here we test for yy_c_buf_p "<=" to the position
1891 * of the first EOB in the buffer, since yy_c_buf_p will
1892 * already have been incremented past the NUL character
1893 * (since all states make transitions on EOB to the
1894 * end-of-buffer state). Contrast this with the test
1895 * in input().
1896 */
1897 if ( yy_c_buf_p <= &yy_current_buffer->yy_ch_buf[yy_n_chars] )
1898 { /* This was really a NUL. */
1899 yy_state_type yy_next_state;
1900
1901 yy_c_buf_p = yytext_ptr + yy_amount_of_matched_text;
1902
1903 yy_current_state = yy_get_previous_state();
1904
1905 /* Okay, we're now positioned to make the NUL
1906 * transition. We couldn't have
1907 * yy_get_previous_state() go ahead and do it
1908 * for us because it doesn't know how to deal
1909 * with the possibility of jamming (and we don't
1910 * want to build jamming into it because then it
1911 * will run more slowly).
1912 */
1913
1914 yy_next_state = yy_try_NUL_trans( yy_current_state );
1915
1916 yy_bp = yytext_ptr + YY_MORE_ADJ;
1917
1918 if ( yy_next_state )
1919 {
1920 /* Consume the NUL. */
1921 yy_cp = ++yy_c_buf_p;
1922 yy_current_state = yy_next_state;
1923 goto yy_match;
1924 }
1925
1926 else
1927 {
1928 yy_cp = yy_c_buf_p;
1929 goto yy_find_action;
1930 }
1931 }
1932
1933 else switch ( yy_get_next_buffer() )
1934 {
1935 case EOB_ACT_END_OF_FILE:
1936 {
1937 yy_did_buffer_switch_on_eof = 0;
1938
1939 if ( yywrap() )
1940 {
1941 /* Note: because we've taken care in
1942 * yy_get_next_buffer() to have set up
1943 * yytext, we can now set up
1944 * yy_c_buf_p so that if some total
1945 * hoser (like flex itself) wants to
1946 * call the scanner after we return the
1947 * YY_NULL, it'll still work - another
1948 * YY_NULL will get returned.
1949 */
1950 yy_c_buf_p = yytext_ptr + YY_MORE_ADJ;
1951
1952 yy_act = YY_STATE_EOF(YY_START);
1953 goto do_action;
1954 }
1955
1956 else
1957 {
1958 if ( ! yy_did_buffer_switch_on_eof )
1959 YY_NEW_FILE;
1960 }
1961 break;
1962 }
1963
1964 case EOB_ACT_CONTINUE_SCAN:
1965 yy_c_buf_p =
1966 yytext_ptr + yy_amount_of_matched_text;
1967
1968 yy_current_state = yy_get_previous_state();
1969
1970 yy_cp = yy_c_buf_p;
1971 yy_bp = yytext_ptr + YY_MORE_ADJ;
1972 goto yy_match;
1973
1974 case EOB_ACT_LAST_MATCH:
1975 yy_c_buf_p =
1976 &yy_current_buffer->yy_ch_buf[yy_n_chars];
1977
1978 yy_current_state = yy_get_previous_state();
1979
1980 yy_cp = yy_c_buf_p;
1981 yy_bp = yytext_ptr + YY_MORE_ADJ;
1982 goto yy_find_action;
1983 }
1984 break;
1985 }
1986
1987 default:
1988 YY_FATAL_ERROR(
1989 "fatal flex scanner internal error--no action found" );
1990 } /* end of action switch */
1991 } /* end of scanning one token */
1992 } /* end of yylex */
1993
1994
1995 /* yy_get_next_buffer - try to read in a new buffer
1996 *
1997 * Returns a code representing an action:
1998 * EOB_ACT_LAST_MATCH -
1999 * EOB_ACT_CONTINUE_SCAN - continue scanning from current position
2000 * EOB_ACT_END_OF_FILE - end of file
2001 */
2002
2003 static int yy_get_next_buffer()
2004 {
2005 register char *dest = yy_current_buffer->yy_ch_buf;
2006 register char *source = yytext_ptr;
2007 register int number_to_move, i;
2008 int ret_val;
2009
2010 if ( yy_c_buf_p > &yy_current_buffer->yy_ch_buf[yy_n_chars + 1] )
2011 YY_FATAL_ERROR(
2012 "fatal flex scanner internal error--end of buffer missed" );
2013
2014 if ( yy_current_buffer->yy_fill_buffer == 0 )
2015 { /* Don't try to fill the buffer, so this is an EOF. */
2016 if ( yy_c_buf_p - yytext_ptr - YY_MORE_ADJ == 1 )
2017 {
2018 /* We matched a single character, the EOB, so
2019 * treat this as a final EOF.
2020 */
2021 return EOB_ACT_END_OF_FILE;
2022 }
2023
2024 else
2025 {
2026 /* We matched some text prior to the EOB, first
2027 * process it.
2028 */
2029 return EOB_ACT_LAST_MATCH;
2030 }
2031 }
2032
2033 /* Try to read more data. */
2034
2035 /* First move last chars to start of buffer. */
2036 number_to_move = (int) (yy_c_buf_p - yytext_ptr) - 1;
2037
2038 for ( i = 0; i < number_to_move; ++i )
2039 *(dest++) = *(source++);
2040
2041 if ( yy_current_buffer->yy_buffer_status == YY_BUFFER_EOF_PENDING )
2042 /* don't do the read, it's not guaranteed to return an EOF,
2043 * just force an EOF
2044 */
2045 yy_current_buffer->yy_n_chars = yy_n_chars = 0;
2046
2047 else
2048 {
2049 int num_to_read =
2050 yy_current_buffer->yy_buf_size - number_to_move - 1;
2051
2052 while ( num_to_read <= 0 )
2053 { /* Not enough room in the buffer - grow it. */
2054 #ifdef YY_USES_REJECT
2055 YY_FATAL_ERROR(
2056 "input buffer overflow, can't enlarge buffer because scanner uses REJECT" );
2057 #else
2058
2059 /* just a shorter name for the current buffer */
2060 YY_BUFFER_STATE b = yy_current_buffer;
2061
2062 int yy_c_buf_p_offset =
2063 (int) (yy_c_buf_p - b->yy_ch_buf);
2064
2065 if ( b->yy_is_our_buffer )
2066 {
2067 int new_size = b->yy_buf_size * 2;
2068
2069 if ( new_size <= 0 )
2070 b->yy_buf_size += b->yy_buf_size / 8;
2071 else
2072 b->yy_buf_size *= 2;
2073
2074 b->yy_ch_buf = (char *)
2075 /* Include room in for 2 EOB chars. */
2076 yy_flex_realloc( (void *) b->yy_ch_buf,
2077 b->yy_buf_size + 2 );
2078 }
2079 else
2080 /* Can't grow it, we don't own it. */
2081 b->yy_ch_buf = 0;
2082
2083 if ( ! b->yy_ch_buf )
2084 YY_FATAL_ERROR(
2085 "fatal error - scanner input buffer overflow" );
2086
2087 yy_c_buf_p = &b->yy_ch_buf[yy_c_buf_p_offset];
2088
2089 num_to_read = yy_current_buffer->yy_buf_size -
2090 number_to_move - 1;
2091 #endif
2092 }
2093
2094 if ( num_to_read > YY_READ_BUF_SIZE )
2095 num_to_read = YY_READ_BUF_SIZE;
2096
2097 /* Read in more data. */
2098 YY_INPUT( (&yy_current_buffer->yy_ch_buf[number_to_move]),
2099 yy_n_chars, num_to_read );
2100
2101 yy_current_buffer->yy_n_chars = yy_n_chars;
2102 }
2103
2104 if ( yy_n_chars == 0 )
2105 {
2106 if ( number_to_move == YY_MORE_ADJ )
2107 {
2108 ret_val = EOB_ACT_END_OF_FILE;
2109 yyrestart( yyin );
2110 }
2111
2112 else
2113 {
2114 ret_val = EOB_ACT_LAST_MATCH;
2115 yy_current_buffer->yy_buffer_status =
2116 YY_BUFFER_EOF_PENDING;
2117 }
2118 }
2119
2120 else
2121 ret_val = EOB_ACT_CONTINUE_SCAN;
2122
2123 yy_n_chars += number_to_move;
2124 yy_current_buffer->yy_ch_buf[yy_n_chars] = YY_END_OF_BUFFER_CHAR;
2125 yy_current_buffer->yy_ch_buf[yy_n_chars + 1] = YY_END_OF_BUFFER_CHAR;
2126
2127 yytext_ptr = &yy_current_buffer->yy_ch_buf[0];
2128
2129 return ret_val;
2130 }
2131
2132
2133 /* yy_get_previous_state - get the state just before the EOB char was reached */
2134
2135 static yy_state_type yy_get_previous_state()
2136 {
2137 register yy_state_type yy_current_state;
2138 register char *yy_cp;
2139
2140 yy_current_state = yy_start;
2141
2142 for ( yy_cp = yytext_ptr + YY_MORE_ADJ; yy_cp < yy_c_buf_p; ++yy_cp )
2143 {
2144 register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1);
2145 if ( yy_accept[yy_current_state] )
2146 {
2147 yy_last_accepting_state = yy_current_state;
2148 yy_last_accepting_cpos = yy_cp;
2149 }
2150 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
2151 {
2152 yy_current_state = (int) yy_def[yy_current_state];
2153 if ( yy_current_state >= 380 )
2154 yy_c = yy_meta[(unsigned int) yy_c];
2155 }
2156 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
2157 }
2158
2159 return yy_current_state;
2160 }
2161
2162
2163 /* yy_try_NUL_trans - try to make a transition on the NUL character
2164 *
2165 * synopsis
2166 * next_state = yy_try_NUL_trans( current_state );
2167 */
2168
2169 #ifdef YY_USE_PROTOS
2170 static yy_state_type yy_try_NUL_trans( yy_state_type yy_current_state )
2171 #else
2172 static yy_state_type yy_try_NUL_trans( yy_current_state )
2173 yy_state_type yy_current_state;
2174 #endif
2175 {
2176 register int yy_is_jam;
2177 register char *yy_cp = yy_c_buf_p;
2178
2179 register YY_CHAR yy_c = 1;
2180 if ( yy_accept[yy_current_state] )
2181 {
2182 yy_last_accepting_state = yy_current_state;
2183 yy_last_accepting_cpos = yy_cp;
2184 }
2185 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
2186 {
2187 yy_current_state = (int) yy_def[yy_current_state];
2188 if ( yy_current_state >= 380 )
2189 yy_c = yy_meta[(unsigned int) yy_c];
2190 }
2191 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
2192 yy_is_jam = (yy_current_state == 379);
2193
2194 return yy_is_jam ? 0 : yy_current_state;
2195 }
2196
2197
2198 #ifndef YY_NO_UNPUT
2199 #ifdef YY_USE_PROTOS
2200 static void yyunput( int c, register char *yy_bp )
2201 #else
2202 static void yyunput( c, yy_bp )
2203 int c;
2204 register char *yy_bp;
2205 #endif
2206 {
2207 register char *yy_cp = yy_c_buf_p;
2208
2209 /* undo effects of setting up yytext */
2210 *yy_cp = yy_hold_char;
2211
2212 if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 )
2213 { /* need to shift things up to make room */
2214 /* +2 for EOB chars. */
2215 register int number_to_move = yy_n_chars + 2;
2216 register char *dest = &yy_current_buffer->yy_ch_buf[
2217 yy_current_buffer->yy_buf_size + 2];
2218 register char *source =
2219 &yy_current_buffer->yy_ch_buf[number_to_move];
2220
2221 while ( source > yy_current_buffer->yy_ch_buf )
2222 *--dest = *--source;
2223
2224 yy_cp += (int) (dest - source);
2225 yy_bp += (int) (dest - source);
2226 yy_current_buffer->yy_n_chars =
2227 yy_n_chars = yy_current_buffer->yy_buf_size;
2228
2229 if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 )
2230 YY_FATAL_ERROR( "flex scanner push-back overflow" );
2231 }
2232
2233 *--yy_cp = (char) c;
2234
2235
2236 yytext_ptr = yy_bp;
2237 yy_hold_char = *yy_cp;
2238 yy_c_buf_p = yy_cp;
2239 }
2240 #endif /* ifndef YY_NO_UNPUT */
2241
2242
2243 #ifdef __cplusplus
2244 static int yyinput()
2245 #else
2246 static int input()
2247 #endif
2248 {
2249 int c;
2250
2251 *yy_c_buf_p = yy_hold_char;
2252
2253 if ( *yy_c_buf_p == YY_END_OF_BUFFER_CHAR )
2254 {
2255 /* yy_c_buf_p now points to the character we want to return.
2256 * If this occurs *before* the EOB characters, then it's a
2257 * valid NUL; if not, then we've hit the end of the buffer.
2258 */
2259 if ( yy_c_buf_p < &yy_current_buffer->yy_ch_buf[yy_n_chars] )
2260 /* This was really a NUL. */
2261 *yy_c_buf_p = '\0';
2262
2263 else
2264 { /* need more input */
2265 int offset = yy_c_buf_p - yytext_ptr;
2266 ++yy_c_buf_p;
2267
2268 switch ( yy_get_next_buffer() )
2269 {
2270 case EOB_ACT_LAST_MATCH:
2271 /* This happens because yy_g_n_b()
2272 * sees that we've accumulated a
2273 * token and flags that we need to
2274 * try matching the token before
2275 * proceeding. But for input(),
2276 * there's no matching to consider.
2277 * So convert the EOB_ACT_LAST_MATCH
2278 * to EOB_ACT_END_OF_FILE.
2279 */
2280
2281 /* Reset buffer status. */
2282 yyrestart( yyin );
2283
2284 /* fall through */
2285
2286 case EOB_ACT_END_OF_FILE:
2287 {
2288 if ( yywrap() )
2289 return EOF;
2290
2291 if ( ! yy_did_buffer_switch_on_eof )
2292 YY_NEW_FILE;
2293 #ifdef __cplusplus
2294 return yyinput();
2295 #else
2296 return input();
2297 #endif
2298 }
2299
2300 case EOB_ACT_CONTINUE_SCAN:
2301 yy_c_buf_p = yytext_ptr + offset;
2302 break;
2303 }
2304 }
2305 }
2306
2307 c = *(unsigned char *) yy_c_buf_p; /* cast for 8-bit char's */
2308 *yy_c_buf_p = '\0'; /* preserve yytext */
2309 yy_hold_char = *++yy_c_buf_p;
2310
2311
2312 return c;
2313 }
2314
2315
2316 #ifdef YY_USE_PROTOS
2317 void yyrestart( FILE *input_file )
2318 #else
2319 void yyrestart( input_file )
2320 FILE *input_file;
2321 #endif
2322 {
2323 if ( ! yy_current_buffer )
2324 yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE );
2325
2326 yy_init_buffer( yy_current_buffer, input_file );
2327 yy_load_buffer_state();
2328 }
2329
2330
2331 #ifdef YY_USE_PROTOS
2332 void yy_switch_to_buffer( YY_BUFFER_STATE new_buffer )
2333 #else
2334 void yy_switch_to_buffer( new_buffer )
2335 YY_BUFFER_STATE new_buffer;
2336 #endif
2337 {
2338 if ( yy_current_buffer == new_buffer )
2339 return;
2340
2341 if ( yy_current_buffer )
2342 {
2343 /* Flush out information for old buffer. */
2344 *yy_c_buf_p = yy_hold_char;
2345 yy_current_buffer->yy_buf_pos = yy_c_buf_p;
2346 yy_current_buffer->yy_n_chars = yy_n_chars;
2347 }
2348
2349 yy_current_buffer = new_buffer;
2350 yy_load_buffer_state();
2351
2352 /* We don't actually know whether we did this switch during
2353 * EOF (yywrap()) processing, but the only time this flag
2354 * is looked at is after yywrap() is called, so it's safe
2355 * to go ahead and always set it.
2356 */
2357 yy_did_buffer_switch_on_eof = 1;
2358 }
2359
2360
2361 #ifdef YY_USE_PROTOS
2362 void yy_load_buffer_state( void )
2363 #else
2364 void yy_load_buffer_state()
2365 #endif
2366 {
2367 yy_n_chars = yy_current_buffer->yy_n_chars;
2368 yytext_ptr = yy_c_buf_p = yy_current_buffer->yy_buf_pos;
2369 yyin = yy_current_buffer->yy_input_file;
2370 yy_hold_char = *yy_c_buf_p;
2371 }
2372
2373
2374 #ifdef YY_USE_PROTOS
2375 YY_BUFFER_STATE yy_create_buffer( FILE *file, int size )
2376 #else
2377 YY_BUFFER_STATE yy_create_buffer( file, size )
2378 FILE *file;
2379 int size;
2380 #endif
2381 {
2382 YY_BUFFER_STATE b;
2383
2384 b = (YY_BUFFER_STATE) yy_flex_alloc( sizeof( struct yy_buffer_state ) );
2385 if ( ! b )
2386 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
2387
2388 b->yy_buf_size = size;
2389
2390 /* yy_ch_buf has to be 2 characters longer than the size given because
2391 * we need to put in 2 end-of-buffer characters.
2392 */
2393 b->yy_ch_buf = (char *) yy_flex_alloc( b->yy_buf_size + 2 );
2394 if ( ! b->yy_ch_buf )
2395 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
2396
2397 b->yy_is_our_buffer = 1;
2398
2399 yy_init_buffer( b, file );
2400
2401 return b;
2402 }
2403
2404
2405 #ifdef YY_USE_PROTOS
2406 void yy_delete_buffer( YY_BUFFER_STATE b )
2407 #else
2408 void yy_delete_buffer( b )
2409 YY_BUFFER_STATE b;
2410 #endif
2411 {
2412 if ( ! b )
2413 return;
2414
2415 if ( b == yy_current_buffer )
2416 yy_current_buffer = (YY_BUFFER_STATE) 0;
2417
2418 if ( b->yy_is_our_buffer )
2419 yy_flex_free( (void *) b->yy_ch_buf );
2420
2421 yy_flex_free( (void *) b );
2422 }
2423
2424
2425 #ifndef YY_ALWAYS_INTERACTIVE
2426 #ifndef YY_NEVER_INTERACTIVE
2427 extern int isatty YY_PROTO(( int ));
2428 #endif
2429 #endif
2430
2431 #ifdef YY_USE_PROTOS
2432 void yy_init_buffer( YY_BUFFER_STATE b, FILE *file )
2433 #else
2434 void yy_init_buffer( b, file )
2435 YY_BUFFER_STATE b;
2436 FILE *file;
2437 #endif
2438
2439
2440 {
2441 yy_flush_buffer( b );
2442
2443 b->yy_input_file = file;
2444 b->yy_fill_buffer = 1;
2445
2446 #if YY_ALWAYS_INTERACTIVE
2447 b->yy_is_interactive = 1;
2448 #else
2449 #if YY_NEVER_INTERACTIVE
2450 b->yy_is_interactive = 0;
2451 #else
2452 b->yy_is_interactive = file ? (isatty( fileno(file) ) > 0) : 0;
2453 #endif
2454 #endif
2455 }
2456
2457
2458 #ifdef YY_USE_PROTOS
2459 void yy_flush_buffer( YY_BUFFER_STATE b )
2460 #else
2461 void yy_flush_buffer( b )
2462 YY_BUFFER_STATE b;
2463 #endif
2464
2465 {
2466 if ( ! b )
2467 return;
2468
2469 b->yy_n_chars = 0;
2470
2471 /* We always need two end-of-buffer characters. The first causes
2472 * a transition to the end-of-buffer state. The second causes
2473 * a jam in that state.
2474 */
2475 b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR;
2476 b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR;
2477
2478 b->yy_buf_pos = &b->yy_ch_buf[0];
2479
2480 b->yy_at_bol = 1;
2481 b->yy_buffer_status = YY_BUFFER_NEW;
2482
2483 if ( b == yy_current_buffer )
2484 yy_load_buffer_state();
2485 }
2486
2487
2488 #ifndef YY_NO_SCAN_BUFFER
2489 #ifdef YY_USE_PROTOS
2490 YY_BUFFER_STATE yy_scan_buffer( char *base, yy_size_t size )
2491 #else
2492 YY_BUFFER_STATE yy_scan_buffer( base, size )
2493 char *base;
2494 yy_size_t size;
2495 #endif
2496 {
2497 YY_BUFFER_STATE b;
2498
2499 if ( size < 2 ||
2500 base[size-2] != YY_END_OF_BUFFER_CHAR ||
2501 base[size-1] != YY_END_OF_BUFFER_CHAR )
2502 /* They forgot to leave room for the EOB's. */
2503 return 0;
2504
2505 b = (YY_BUFFER_STATE) yy_flex_alloc( sizeof( struct yy_buffer_state ) );
2506 if ( ! b )
2507 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_buffer()" );
2508
2509 b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */
2510 b->yy_buf_pos = b->yy_ch_buf = base;
2511 b->yy_is_our_buffer = 0;
2512 b->yy_input_file = 0;
2513 b->yy_n_chars = b->yy_buf_size;
2514 b->yy_is_interactive = 0;
2515 b->yy_at_bol = 1;
2516 b->yy_fill_buffer = 0;
2517 b->yy_buffer_status = YY_BUFFER_NEW;
2518
2519 yy_switch_to_buffer( b );
2520
2521 return b;
2522 }
2523 #endif
2524
2525
2526 #ifndef YY_NO_SCAN_STRING
2527 #ifdef YY_USE_PROTOS
2528 YY_BUFFER_STATE yy_scan_string( yyconst char *yy_str )
2529 #else
2530 YY_BUFFER_STATE yy_scan_string( yy_str )
2531 yyconst char *yy_str;
2532 #endif
2533 {
2534 int len;
2535 for ( len = 0; yy_str[len]; ++len )
2536 ;
2537
2538 return yy_scan_bytes( yy_str, len );
2539 }
2540 #endif
2541
2542
2543 #ifndef YY_NO_SCAN_BYTES
2544 #ifdef YY_USE_PROTOS
2545 YY_BUFFER_STATE yy_scan_bytes( yyconst char *bytes, int len )
2546 #else
2547 YY_BUFFER_STATE yy_scan_bytes( bytes, len )
2548 yyconst char *bytes;
2549 int len;
2550 #endif
2551 {
2552 YY_BUFFER_STATE b;
2553 char *buf;
2554 yy_size_t n;
2555 int i;
2556
2557 /* Get memory for full buffer, including space for trailing EOB's. */
2558 n = len + 2;
2559 buf = (char *) yy_flex_alloc( n );
2560 if ( ! buf )
2561 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" );
2562
2563 for ( i = 0; i < len; ++i )
2564 buf[i] = bytes[i];
2565
2566 buf[len] = buf[len+1] = YY_END_OF_BUFFER_CHAR;
2567
2568 b = yy_scan_buffer( buf, n );
2569 if ( ! b )
2570 YY_FATAL_ERROR( "bad buffer in yy_scan_bytes()" );
2571
2572 /* It's okay to grow etc. this buffer, and we should throw it
2573 * away when we're done.
2574 */
2575 b->yy_is_our_buffer = 1;
2576
2577 return b;
2578 }
2579 #endif
2580
2581
2582 #ifndef YY_NO_PUSH_STATE
2583 #ifdef YY_USE_PROTOS
2584 static void yy_push_state( int new_state )
2585 #else
2586 static void yy_push_state( new_state )
2587 int new_state;
2588 #endif
2589 {
2590 if ( yy_start_stack_ptr >= yy_start_stack_depth )
2591 {
2592 yy_size_t new_size;
2593
2594 yy_start_stack_depth += YY_START_STACK_INCR;
2595 new_size = yy_start_stack_depth * sizeof( int );
2596
2597 if ( ! yy_start_stack )
2598 yy_start_stack = (int *) yy_flex_alloc( new_size );
2599
2600 else
2601 yy_start_stack = (int *) yy_flex_realloc(
2602 (void *) yy_start_stack, new_size );
2603
2604 if ( ! yy_start_stack )
2605 YY_FATAL_ERROR(
2606 "out of memory expanding start-condition stack" );
2607 }
2608
2609 yy_start_stack[yy_start_stack_ptr++] = YY_START;
2610
2611 BEGIN(new_state);
2612 }
2613 #endif
2614
2615
2616 #ifndef YY_NO_POP_STATE
2617 static void yy_pop_state()
2618 {
2619 if ( --yy_start_stack_ptr < 0 )
2620 YY_FATAL_ERROR( "start-condition stack underflow" );
2621
2622 BEGIN(yy_start_stack[yy_start_stack_ptr]);
2623 }
2624 #endif
2625
2626
2627 #ifndef YY_NO_TOP_STATE
2628 static int yy_top_state()
2629 {
2630 return yy_start_stack[yy_start_stack_ptr - 1];
2631 }
2632 #endif
2633
2634 #ifndef YY_EXIT_FAILURE
2635 #define YY_EXIT_FAILURE 2
2636 #endif
2637
2638 #ifdef YY_USE_PROTOS
2639 static void yy_fatal_error( yyconst char msg[] )
2640 #else
2641 static void yy_fatal_error( msg )
2642 char msg[];
2643 #endif
2644 {
2645 (void) fprintf( stderr, "%s\n", msg );
2646 exit( YY_EXIT_FAILURE );
2647 }
2648
2649
2650
2651 /* Redefine yyless() so it works in section 3 code. */
2652
2653 #undef yyless
2654 #define yyless(n) \
2655 do \
2656 { \
2657 /* Undo effects of setting up yytext. */ \
2658 yytext[yyleng] = yy_hold_char; \
2659 yy_c_buf_p = yytext + n; \
2660 yy_hold_char = *yy_c_buf_p; \
2661 *yy_c_buf_p = '\0'; \
2662 yyleng = n; \
2663 } \
2664 while ( 0 )
2665
2666
2667 /* Internal utility routines. */
2668
2669 #ifndef yytext_ptr
2670 #ifdef YY_USE_PROTOS
2671 static void yy_flex_strncpy( char *s1, yyconst char *s2, int n )
2672 #else
2673 static void yy_flex_strncpy( s1, s2, n )
2674 char *s1;
2675 yyconst char *s2;
2676 int n;
2677 #endif
2678 {
2679 register int i;
2680 for ( i = 0; i < n; ++i )
2681 s1[i] = s2[i];
2682 }
2683 #endif
2684
2685 #ifdef YY_NEED_STRLEN
2686 #ifdef YY_USE_PROTOS
2687 static int yy_flex_strlen( yyconst char *s )
2688 #else
2689 static int yy_flex_strlen( s )
2690 yyconst char *s;
2691 #endif
2692 {
2693 register int n;
2694 for ( n = 0; s[n]; ++n )
2695 ;
2696
2697 return n;
2698 }
2699 #endif
2700
2701
2702 #ifdef YY_USE_PROTOS
2703 static void *yy_flex_alloc( yy_size_t size )
2704 #else
2705 static void *yy_flex_alloc( size )
2706 yy_size_t size;
2707 #endif
2708 {
2709 return (void *) malloc( size );
2710 }
2711
2712 #ifdef YY_USE_PROTOS
2713 static void *yy_flex_realloc( void *ptr, yy_size_t size )
2714 #else
2715 static void *yy_flex_realloc( ptr, size )
2716 void *ptr;
2717 yy_size_t size;
2718 #endif
2719 {
2720 /* The cast to (char *) in the following accommodates both
2721 * implementations that use char* generic pointers, and those
2722 * that use void* generic pointers. It works with the latter
2723 * because both ANSI C and C++ allow castless assignment from
2724 * any pointer type to void*, and deal with argument conversions
2725 * as though doing an assignment.
2726 */
2727 return (void *) realloc( (char *) ptr, size );
2728 }
2729
2730 #ifdef YY_USE_PROTOS
2731 static void yy_flex_free( void *ptr )
2732 #else
2733 static void yy_flex_free( ptr )
2734 void *ptr;
2735 #endif
2736 {
2737 free( ptr );
2738 }
2739
2740 #if YY_MAIN
2741 int main()
2742 {
2743 yylex();
2744 return 0;
2745 }
2746 #endif
2747 #line 529 "scan-gram.l"
2748
2749
2750 /*------------------------------------------------------------------.
2751 | TEXT is pointing to a wannabee semantic value (i.e., a `$'). |
2752 | |
2753 | Possible inputs: $[<TYPENAME>]($|integer) |
2754 | |
2755 | Output to the STRING_OBSTACK a reference to this semantic value. |
2756 `------------------------------------------------------------------*/
2757
2758 static inline void
2759 handle_action_dollar (char *text, location_t location)
2760 {
2761 const char *type_name = NULL;
2762 char *cp = text + 1;
2763
2764 /* Get the type name if explicit. */
2765 if (*cp == '<')
2766 {
2767 type_name = ++cp;
2768 while (*cp != '>')
2769 ++cp;
2770 *cp = '\0';
2771 ++cp;
2772 }
2773
2774 if (*cp == '$')
2775 {
2776 if (!type_name)
2777 type_name = symbol_list_n_type_name_get (current_rule, location, 0);
2778 if (!type_name && typed)
2779 complain_at (location, _("$$ of `%s' has no declared type"),
2780 current_rule->sym->tag);
2781 if (!type_name)
2782 type_name = "";
2783 obstack_fgrow1 (&string_obstack,
2784 "]b4_lhs_value([%s])[", type_name);
2785 }
2786 else if (('0' <= *cp && *cp <= '9') || *cp == '-')
2787 {
2788 /* RULE_LENGTH is the number of values in the current rule so
2789 far, which says where to find `$0' with respect to the top of
2790 the stack. It is not the same as the rule->length in the
2791 case of mid rule actions. */
2792 int rule_length = symbol_list_length (current_rule->next);
2793 int n = strtol (cp, &cp, 10);
2794
2795 if (n > rule_length)
2796 complain_at (location, _("invalid value: %s%d"), "$", n);
2797 else
2798 {
2799 if (!type_name && n > 0)
2800 type_name = symbol_list_n_type_name_get (current_rule, location,
2801 n);
2802 if (!type_name && typed)
2803 complain_at (location, _("$%d of `%s' has no declared type"),
2804 n, current_rule->sym->tag);
2805 if (!type_name)
2806 type_name = "";
2807 obstack_fgrow3 (&string_obstack,
2808 "]b4_rhs_value([%d], [%d], [%s])[",
2809 rule_length, n, type_name);
2810 }
2811 }
2812 else
2813 {
2814 complain_at (location, _("%s is invalid"), quote (text));
2815 }
2816 }
2817
2818
2819 /*---------------------------------------------------------------.
2820 | TEXT is expexted tp be $$ in some code associated to a symbol: |
2821 | destructor or printer. |
2822 `---------------------------------------------------------------*/
2823
2824 static inline void
2825 handle_symbol_code_dollar (char *text, location_t location)
2826 {
2827 char *cp = text + 1;
2828 if (*cp == '$')
2829 obstack_sgrow (&string_obstack, "]b4_dollar_dollar[");
2830 else
2831 complain_at (location, _("%s is invalid"), quote (text));
2832 }
2833
2834
2835 /*-----------------------------------------------------------------.
2836 | Dispatch onto handle_action_dollar, or handle_destructor_dollar, |
2837 | depending upon CODE_KIND. |
2838 `-----------------------------------------------------------------*/
2839
2840 static void
2841 handle_dollar (braced_code_t braced_code_kind,
2842 char *text, location_t location)
2843 {
2844 switch (braced_code_kind)
2845 {
2846 case action_braced_code:
2847 handle_action_dollar (text, location);
2848 break;
2849
2850 case destructor_braced_code:
2851 case printer_braced_code:
2852 handle_symbol_code_dollar (text, location);
2853 break;
2854 }
2855 }
2856
2857
2858 /*------------------------------------------------------.
2859 | TEXT is a location token (i.e., a `@...'). Output to |
2860 | STRING_OBSTACK a reference to this location. |
2861 `------------------------------------------------------*/
2862
2863 static inline void
2864 handle_action_at (char *text, location_t location)
2865 {
2866 char *cp = text + 1;
2867 locations_flag = 1;
2868
2869 if (*cp == '$')
2870 {
2871 obstack_sgrow (&string_obstack, "]b4_lhs_location[");
2872 }
2873 else if (('0' <= *cp && *cp <= '9') || *cp == '-')
2874 {
2875 /* RULE_LENGTH is the number of values in the current rule so
2876 far, which says where to find `$0' with respect to the top of
2877 the stack. It is not the same as the rule->length in the
2878 case of mid rule actions. */
2879 int rule_length = symbol_list_length (current_rule->next);
2880 int n = strtol (cp, &cp, 10);
2881
2882 if (n > rule_length)
2883 complain_at (location, _("invalid value: %s%d"), "@", n);
2884 else
2885 obstack_fgrow2 (&string_obstack, "]b4_rhs_location([%d], [%d])[",
2886 rule_length, n);
2887 }
2888 else
2889 {
2890 complain_at (location, _("%s is invalid"), quote (text));
2891 }
2892 }
2893
2894
2895 /*---------------------------------------------------------------.
2896 | TEXT is expexted tp be @$ in some code associated to a symbol: |
2897 | destructor or printer. |
2898 `---------------------------------------------------------------*/
2899
2900 static inline void
2901 handle_symbol_code_at (char *text, location_t location)
2902 {
2903 char *cp = text + 1;
2904 if (*cp == '$')
2905 obstack_sgrow (&string_obstack, "]b4_at_dollar[");
2906 else
2907 complain_at (location, _("%s is invalid"), quote (text));
2908 }
2909
2910
2911 /*-------------------------------------------------------------------.
2912 | Dispatch onto handle_action_at, or handle_destructor_at, depending |
2913 | upon CODE_KIND. |
2914 `-------------------------------------------------------------------*/
2915
2916 static void
2917 handle_at (braced_code_t braced_code_kind,
2918 char *text, location_t location)
2919 {
2920 switch (braced_code_kind)
2921 {
2922 case action_braced_code:
2923 handle_action_at (text, location);
2924 break;
2925
2926 case destructor_braced_code:
2927 case printer_braced_code:
2928 handle_symbol_code_at (text, location);
2929 break;
2930 }
2931 }
2932
2933
2934 /*-------------------------.
2935 | Initialize the scanner. |
2936 `-------------------------*/
2937
2938 void
2939 scanner_initialize (void)
2940 {
2941 obstack_init (&string_obstack);
2942 }
2943
2944
2945 /*-----------------------------------------------.
2946 | Free all the memory allocated to the scanner. |
2947 `-----------------------------------------------*/
2948
2949 void
2950 scanner_free (void)
2951 {
2952 obstack_free (&string_obstack, 0);
2953 /* Reclaim Flex's buffers. */
2954 yy_delete_buffer (YY_CURRENT_BUFFER);
2955 }
bison