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1
2#line 3 "scripts/kconfig/zconf.lex.c_shipped"
3
4#define YY_INT_ALIGNED short int
5
6/* A lexical scanner generated by flex */
7
8#define yy_create_buffer zconf_create_buffer
9#define yy_delete_buffer zconf_delete_buffer
10#define yy_flex_debug zconf_flex_debug
11#define yy_init_buffer zconf_init_buffer
12#define yy_flush_buffer zconf_flush_buffer
13#define yy_load_buffer_state zconf_load_buffer_state
14#define yy_switch_to_buffer zconf_switch_to_buffer
15#define yyin zconfin
16#define yyleng zconfleng
17#define yylex zconflex
18#define yylineno zconflineno
19#define yyout zconfout
20#define yyrestart zconfrestart
21#define yytext zconftext
22#define yywrap zconfwrap
23#define yyalloc zconfalloc
24#define yyrealloc zconfrealloc
25#define yyfree zconffree
26
27#define FLEX_SCANNER
28#define YY_FLEX_MAJOR_VERSION 2
29#define YY_FLEX_MINOR_VERSION 5
30#define YY_FLEX_SUBMINOR_VERSION 35
31#if YY_FLEX_SUBMINOR_VERSION > 0
32#define FLEX_BETA
33#endif
34
35/* First, we deal with platform-specific or compiler-specific issues. */
36
37/* begin standard C headers. */
38#include <stdio.h>
39#include <string.h>
40#include <errno.h>
41#include <stdlib.h>
42
43/* end standard C headers. */
44
45/* flex integer type definitions */
46
47#ifndef FLEXINT_H
48#define FLEXINT_H
49
50/* C99 systems have <inttypes.h>. Non-C99 systems may or may not. */
51
52#if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
53
54/* C99 says to define __STDC_LIMIT_MACROS before including stdint.h,
55 * if you want the limit (max/min) macros for int types.
56 */
57#ifndef __STDC_LIMIT_MACROS
58#define __STDC_LIMIT_MACROS 1
59#endif
60
61#include <inttypes.h>
62typedef int8_t flex_int8_t;
63typedef uint8_t flex_uint8_t;
64typedef int16_t flex_int16_t;
65typedef uint16_t flex_uint16_t;
66typedef int32_t flex_int32_t;
67typedef uint32_t flex_uint32_t;
68#else
69typedef signed char flex_int8_t;
70typedef short int flex_int16_t;
71typedef int flex_int32_t;
72typedef unsigned char flex_uint8_t;
73typedef unsigned short int flex_uint16_t;
74typedef unsigned int flex_uint32_t;
75
76/* Limits of integral types. */
77#ifndef INT8_MIN
78#define INT8_MIN (-128)
79#endif
80#ifndef INT16_MIN
81#define INT16_MIN (-32767-1)
82#endif
83#ifndef INT32_MIN
84#define INT32_MIN (-2147483647-1)
85#endif
86#ifndef INT8_MAX
87#define INT8_MAX (127)
88#endif
89#ifndef INT16_MAX
90#define INT16_MAX (32767)
91#endif
92#ifndef INT32_MAX
93#define INT32_MAX (2147483647)
94#endif
95#ifndef UINT8_MAX
96#define UINT8_MAX (255U)
97#endif
98#ifndef UINT16_MAX
99#define UINT16_MAX (65535U)
100#endif
101#ifndef UINT32_MAX
102#define UINT32_MAX (4294967295U)
103#endif
104
105#endif /* ! C99 */
106
107#endif /* ! FLEXINT_H */
108
109#ifdef __cplusplus
110
111/* The "const" storage-class-modifier is valid. */
112#define YY_USE_CONST
113
114#else /* ! __cplusplus */
115
116/* C99 requires __STDC__ to be defined as 1. */
117#if defined (__STDC__)
118
119#define YY_USE_CONST
120
121#endif /* defined (__STDC__) */
122#endif /* ! __cplusplus */
123
124#ifdef YY_USE_CONST
125#define yyconst const
126#else
127#define yyconst
128#endif
129
130/* Returned upon end-of-file. */
131#define YY_NULL 0
132
133/* Promotes a possibly negative, possibly signed char to an unsigned
134 * integer for use as an array index. If the signed char is negative,
135 * we want to instead treat it as an 8-bit unsigned char, hence the
136 * double cast.
137 */
138#define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c)
139
140/* Enter a start condition. This macro really ought to take a parameter,
141 * but we do it the disgusting crufty way forced on us by the ()-less
142 * definition of BEGIN.
143 */
144#define BEGIN (yy_start) = 1 + 2 *
145
146/* Translate the current start state into a value that can be later handed
147 * to BEGIN to return to the state. The YYSTATE alias is for lex
148 * compatibility.
149 */
150#define YY_START (((yy_start) - 1) / 2)
151#define YYSTATE YY_START
152
153/* Action number for EOF rule of a given start state. */
154#define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1)
155
156/* Special action meaning "start processing a new file". */
157#define YY_NEW_FILE zconfrestart(zconfin )
158
159#define YY_END_OF_BUFFER_CHAR 0
160
161/* Size of default input buffer. */
162#ifndef YY_BUF_SIZE
163#ifdef __ia64__
164/* On IA-64, the buffer size is 16k, not 8k.
165 * Moreover, YY_BUF_SIZE is 2*YY_READ_BUF_SIZE in the general case.
166 * Ditto for the __ia64__ case accordingly.
167 */
168#define YY_BUF_SIZE 32768
169#else
170#define YY_BUF_SIZE 16384
171#endif /* __ia64__ */
172#endif
173
174/* The state buf must be large enough to hold one state per character in the main buffer.
175 */
176#define YY_STATE_BUF_SIZE ((YY_BUF_SIZE + 2) * sizeof(yy_state_type))
177
178#ifndef YY_TYPEDEF_YY_BUFFER_STATE
179#define YY_TYPEDEF_YY_BUFFER_STATE
180typedef struct yy_buffer_state *YY_BUFFER_STATE;
181#endif
182
183extern int zconfleng;
184
185extern FILE *zconfin, *zconfout;
186
187#define EOB_ACT_CONTINUE_SCAN 0
188#define EOB_ACT_END_OF_FILE 1
189#define EOB_ACT_LAST_MATCH 2
190
191 #define YY_LESS_LINENO(n)
192
193/* Return all but the first "n" matched characters back to the input stream. */
194#define yyless(n) \
195 do \
196 { \
197 /* Undo effects of setting up zconftext. */ \
198 int yyless_macro_arg = (n); \
199 YY_LESS_LINENO(yyless_macro_arg);\
200 *yy_cp = (yy_hold_char); \
201 YY_RESTORE_YY_MORE_OFFSET \
202 (yy_c_buf_p) = yy_cp = yy_bp + yyless_macro_arg - YY_MORE_ADJ; \
203 YY_DO_BEFORE_ACTION; /* set up zconftext again */ \
204 } \
205 while ( 0 )
206
207#define unput(c) yyunput( c, (yytext_ptr) )
208
209#ifndef YY_TYPEDEF_YY_SIZE_T
210#define YY_TYPEDEF_YY_SIZE_T
211typedef size_t yy_size_t;
212#endif
213
214#ifndef YY_STRUCT_YY_BUFFER_STATE
215#define YY_STRUCT_YY_BUFFER_STATE
216struct yy_buffer_state
217 {
218 FILE *yy_input_file;
219
220 char *yy_ch_buf; /* input buffer */
221 char *yy_buf_pos; /* current position in input buffer */
222
223 /* Size of input buffer in bytes, not including room for EOB
224 * characters.
225 */
226 yy_size_t yy_buf_size;
227
228 /* Number of characters read into yy_ch_buf, not including EOB
229 * characters.
230 */
231 int yy_n_chars;
232
233 /* Whether we "own" the buffer - i.e., we know we created it,
234 * and can realloc() it to grow it, and should free() it to
235 * delete it.
236 */
237 int yy_is_our_buffer;
238
239 /* Whether this is an "interactive" input source; if so, and
240 * if we're using stdio for input, then we want to use getc()
241 * instead of fread(), to make sure we stop fetching input after
242 * each newline.
243 */
244 int yy_is_interactive;
245
246 /* Whether we're considered to be at the beginning of a line.
247 * If so, '^' rules will be active on the next match, otherwise
248 * not.
249 */
250 int yy_at_bol;
251
252 int yy_bs_lineno; /**< The line count. */
253 int yy_bs_column; /**< The column count. */
254
255 /* Whether to try to fill the input buffer when we reach the
256 * end of it.
257 */
258 int yy_fill_buffer;
259
260 int yy_buffer_status;
261
262#define YY_BUFFER_NEW 0
263#define YY_BUFFER_NORMAL 1
264 /* When an EOF's been seen but there's still some text to process
265 * then we mark the buffer as YY_EOF_PENDING, to indicate that we
266 * shouldn't try reading from the input source any more. We might
267 * still have a bunch of tokens to match, though, because of
268 * possible backing-up.
269 *
270 * When we actually see the EOF, we change the status to "new"
271 * (via zconfrestart()), so that the user can continue scanning by
272 * just pointing zconfin at a new input file.
273 */
274#define YY_BUFFER_EOF_PENDING 2
275
276 };
277#endif /* !YY_STRUCT_YY_BUFFER_STATE */
278
279/* Stack of input buffers. */
280static size_t yy_buffer_stack_top = 0; /**< index of top of stack. */
281static size_t yy_buffer_stack_max = 0; /**< capacity of stack. */
282static YY_BUFFER_STATE * yy_buffer_stack = 0; /**< Stack as an array. */
283
284/* We provide macros for accessing buffer states in case in the
285 * future we want to put the buffer states in a more general
286 * "scanner state".
287 *
288 * Returns the top of the stack, or NULL.
289 */
290#define YY_CURRENT_BUFFER ( (yy_buffer_stack) \
291 ? (yy_buffer_stack)[(yy_buffer_stack_top)] \
292 : NULL)
293
294/* Same as previous macro, but useful when we know that the buffer stack is not
295 * NULL or when we need an lvalue. For internal use only.
296 */
297#define YY_CURRENT_BUFFER_LVALUE (yy_buffer_stack)[(yy_buffer_stack_top)]
298
299/* yy_hold_char holds the character lost when zconftext is formed. */
300static char yy_hold_char;
301static int yy_n_chars; /* number of characters read into yy_ch_buf */
302int zconfleng;
303
304/* Points to current character in buffer. */
305static char *yy_c_buf_p = (char *) 0;
306static int yy_init = 0; /* whether we need to initialize */
307static int yy_start = 0; /* start state number */
308
309/* Flag which is used to allow zconfwrap()'s to do buffer switches
310 * instead of setting up a fresh zconfin. A bit of a hack ...
311 */
312static int yy_did_buffer_switch_on_eof;
313
314void zconfrestart (FILE *input_file );
315void zconf_switch_to_buffer (YY_BUFFER_STATE new_buffer );
316YY_BUFFER_STATE zconf_create_buffer (FILE *file,int size );
317void zconf_delete_buffer (YY_BUFFER_STATE b );
318void zconf_flush_buffer (YY_BUFFER_STATE b );
319void zconfpush_buffer_state (YY_BUFFER_STATE new_buffer );
320void zconfpop_buffer_state (void );
321
322static void zconfensure_buffer_stack (void );
323static void zconf_load_buffer_state (void );
324static void zconf_init_buffer (YY_BUFFER_STATE b,FILE *file );
325
326#define YY_FLUSH_BUFFER zconf_flush_buffer(YY_CURRENT_BUFFER )
327
328YY_BUFFER_STATE zconf_scan_buffer (char *base,yy_size_t size );
329YY_BUFFER_STATE zconf_scan_string (yyconst char *yy_str );
330YY_BUFFER_STATE zconf_scan_bytes (yyconst char *bytes,int len );
331
332void *zconfalloc (yy_size_t );
333void *zconfrealloc (void *,yy_size_t );
334void zconffree (void * );
335
336#define yy_new_buffer zconf_create_buffer
337
338#define yy_set_interactive(is_interactive) \
339 { \
340 if ( ! YY_CURRENT_BUFFER ){ \
341 zconfensure_buffer_stack (); \
342 YY_CURRENT_BUFFER_LVALUE = \
343 zconf_create_buffer(zconfin,YY_BUF_SIZE ); \
344 } \
345 YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \
346 }
347
348#define yy_set_bol(at_bol) \
349 { \
350 if ( ! YY_CURRENT_BUFFER ){\
351 zconfensure_buffer_stack (); \
352 YY_CURRENT_BUFFER_LVALUE = \
353 zconf_create_buffer(zconfin,YY_BUF_SIZE ); \
354 } \
355 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \
356 }
357
358#define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol)
359
360/* Begin user sect3 */
361
362#define zconfwrap(n) 1
363#define YY_SKIP_YYWRAP
364
365typedef unsigned char YY_CHAR;
366
367FILE *zconfin = (FILE *) 0, *zconfout = (FILE *) 0;
368
369typedef int yy_state_type;
370
371extern int zconflineno;
372
373int zconflineno = 1;
374
375extern char *zconftext;
376#define yytext_ptr zconftext
377static yyconst flex_int16_t yy_nxt[][18] =
378 {
379 {
380 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
381 0, 0, 0, 0, 0, 0, 0, 0
382 },
383
384 {
385 11, 12, 13, 14, 12, 12, 15, 12, 12, 12,
386 12, 12, 12, 12, 12, 12, 12, 12
387 },
388
389 {
390 11, 12, 13, 14, 12, 12, 15, 12, 12, 12,
391 12, 12, 12, 12, 12, 12, 12, 12
392 },
393
394 {
395 11, 16, 16, 17, 16, 16, 16, 16, 16, 16,
396 16, 18, 16, 16, 16, 16, 16, 16
397 },
398
399 {
400 11, 16, 16, 17, 16, 16, 16, 16, 16, 16,
401 16, 18, 16, 16, 16, 16, 16, 16
402
403 },
404
405 {
406 11, 19, 20, 21, 19, 19, 19, 19, 19, 19,
407 19, 19, 19, 19, 19, 19, 19, 19
408 },
409
410 {
411 11, 19, 20, 21, 19, 19, 19, 19, 19, 19,
412 19, 19, 19, 19, 19, 19, 19, 19
413 },
414
415 {
416 11, 22, 22, 23, 22, 24, 22, 22, 24, 22,
417 22, 22, 22, 22, 22, 22, 25, 22
418 },
419
420 {
421 11, 22, 22, 23, 22, 24, 22, 22, 24, 22,
422 22, 22, 22, 22, 22, 22, 25, 22
423 },
424
425 {
426 11, 26, 27, 28, 29, 30, 31, 32, 30, 33,
427 34, 35, 35, 36, 37, 38, 39, 40
428
429 },
430
431 {
432 11, 26, 27, 28, 29, 30, 31, 32, 30, 33,
433 34, 35, 35, 36, 37, 38, 39, 40
434 },
435
436 {
437 -11, -11, -11, -11, -11, -11, -11, -11, -11, -11,
438 -11, -11, -11, -11, -11, -11, -11, -11
439 },
440
441 {
442 11, -12, -12, -12, -12, -12, -12, -12, -12, -12,
443 -12, -12, -12, -12, -12, -12, -12, -12
444 },
445
446 {
447 11, -13, 41, 42, -13, -13, 43, -13, -13, -13,
448 -13, -13, -13, -13, -13, -13, -13, -13
449 },
450
451 {
452 11, -14, -14, -14, -14, -14, -14, -14, -14, -14,
453 -14, -14, -14, -14, -14, -14, -14, -14
454
455 },
456
457 {
458 11, 44, 44, 45, 44, 44, 44, 44, 44, 44,
459 44, 44, 44, 44, 44, 44, 44, 44
460 },
461
462 {
463 11, -16, -16, -16, -16, -16, -16, -16, -16, -16,
464 -16, -16, -16, -16, -16, -16, -16, -16
465 },
466
467 {
468 11, -17, -17, -17, -17, -17, -17, -17, -17, -17,
469 -17, -17, -17, -17, -17, -17, -17, -17
470 },
471
472 {
473 11, -18, -18, -18, -18, -18, -18, -18, -18, -18,
474 -18, 46, -18, -18, -18, -18, -18, -18
475 },
476
477 {
478 11, 47, 47, -19, 47, 47, 47, 47, 47, 47,
479 47, 47, 47, 47, 47, 47, 47, 47
480
481 },
482
483 {
484 11, -20, 48, 49, -20, -20, -20, -20, -20, -20,
485 -20, -20, -20, -20, -20, -20, -20, -20
486 },
487
488 {
489 11, 50, -21, -21, 50, 50, 50, 50, 50, 50,
490 50, 50, 50, 50, 50, 50, 50, 50
491 },
492
493 {
494 11, 51, 51, 52, 51, -22, 51, 51, -22, 51,
495 51, 51, 51, 51, 51, 51, -22, 51
496 },
497
498 {
499 11, -23, -23, -23, -23, -23, -23, -23, -23, -23,
500 -23, -23, -23, -23, -23, -23, -23, -23
501 },
502
503 {
504 11, -24, -24, -24, -24, -24, -24, -24, -24, -24,
505 -24, -24, -24, -24, -24, -24, -24, -24
506
507 },
508
509 {
510 11, 53, 53, 54, 53, 53, 53, 53, 53, 53,
511 53, 53, 53, 53, 53, 53, 53, 53
512 },
513
514 {
515 11, -26, -26, -26, -26, -26, -26, -26, -26, -26,
516 -26, -26, -26, -26, -26, -26, -26, -26
517 },
518
519 {
520 11, -27, 55, -27, -27, -27, -27, -27, -27, -27,
521 -27, -27, -27, -27, -27, -27, -27, -27
522 },
523
524 {
525 11, -28, -28, -28, -28, -28, -28, -28, -28, -28,
526 -28, -28, -28, -28, -28, -28, -28, -28
527 },
528
529 {
530 11, -29, -29, -29, -29, -29, -29, -29, -29, -29,
531 -29, -29, -29, -29, 56, -29, -29, -29
532
533 },
534
535 {
536 11, -30, -30, -30, -30, -30, -30, -30, -30, -30,
537 -30, -30, -30, -30, -30, -30, -30, -30
538 },
539
540 {
541 11, 57, 57, -31, 57, 57, 57, 57, 57, 57,
542 57, 57, 57, 57, 57, 57, 57, 57
543 },
544
545 {
546 11, -32, -32, -32, -32, -32, -32, 58, -32, -32,
547 -32, -32, -32, -32, -32, -32, -32, -32
548 },
549
550 {
551 11, -33, -33, -33, -33, -33, -33, -33, -33, -33,
552 -33, -33, -33, -33, -33, -33, -33, -33
553 },
554
555 {
556 11, -34, -34, -34, -34, -34, -34, -34, -34, -34,
557 -34, -34, -34, -34, -34, -34, -34, -34
558
559 },
560
561 {
562 11, -35, -35, -35, -35, -35, -35, -35, -35, -35,
563 -35, 59, 59, -35, -35, -35, -35, -35
564 },
565
566 {
567 11, -36, -36, -36, -36, -36, -36, -36, -36, -36,
568 -36, -36, -36, -36, 60, -36, -36, -36
569 },
570
571 {
572 11, -37, -37, -37, -37, -37, -37, -37, -37, -37,
573 -37, -37, -37, -37, -37, -37, -37, -37
574 },
575
576 {
577 11, -38, -38, -38, -38, -38, -38, -38, -38, -38,
578 -38, -38, -38, -38, 61, -38, -38, -38
579 },
580
581 {
582 11, -39, -39, 62, -39, -39, -39, -39, -39, -39,
583 -39, -39, -39, -39, -39, -39, -39, -39
584
585 },
586
587 {
588 11, -40, -40, -40, -40, -40, -40, -40, -40, -40,
589 -40, -40, -40, -40, -40, -40, -40, 63
590 },
591
592 {
593 11, -41, 41, 42, -41, -41, 43, -41, -41, -41,
594 -41, -41, -41, -41, -41, -41, -41, -41
595 },
596
597 {
598 11, -42, -42, -42, -42, -42, -42, -42, -42, -42,
599 -42, -42, -42, -42, -42, -42, -42, -42
600 },
601
602 {
603 11, 44, 44, 45, 44, 44, 44, 44, 44, 44,
604 44, 44, 44, 44, 44, 44, 44, 44
605 },
606
607 {
608 11, 44, 44, 45, 44, 44, 44, 44, 44, 44,
609 44, 44, 44, 44, 44, 44, 44, 44
610
611 },
612
613 {
614 11, -45, -45, -45, -45, -45, -45, -45, -45, -45,
615 -45, -45, -45, -45, -45, -45, -45, -45
616 },
617
618 {
619 11, -46, -46, -46, -46, -46, -46, -46, -46, -46,
620 -46, 46, -46, -46, -46, -46, -46, -46
621 },
622
623 {
624 11, 47, 47, -47, 47, 47, 47, 47, 47, 47,
625 47, 47, 47, 47, 47, 47, 47, 47
626 },
627
628 {
629 11, -48, 48, 49, -48, -48, -48, -48, -48, -48,
630 -48, -48, -48, -48, -48, -48, -48, -48
631 },
632
633 {
634 11, 50, -49, -49, 50, 50, 50, 50, 50, 50,
635 50, 50, 50, 50, 50, 50, 50, 50
636
637 },
638
639 {
640 11, -50, -50, -50, -50, -50, -50, -50, -50, -50,
641 -50, -50, -50, -50, -50, -50, -50, -50
642 },
643
644 {
645 11, 51, 51, 52, 51, -51, 51, 51, -51, 51,
646 51, 51, 51, 51, 51, 51, -51, 51
647 },
648
649 {
650 11, -52, -52, -52, -52, -52, -52, -52, -52, -52,
651 -52, -52, -52, -52, -52, -52, -52, -52
652 },
653
654 {
655 11, -53, -53, 54, -53, -53, -53, -53, -53, -53,
656 -53, -53, -53, -53, -53, -53, -53, -53
657 },
658
659 {
660 11, -54, -54, -54, -54, -54, -54, -54, -54, -54,
661 -54, -54, -54, -54, -54, -54, -54, -54
662
663 },
664
665 {
666 11, -55, 55, -55, -55, -55, -55, -55, -55, -55,
667 -55, -55, -55, -55, -55, -55, -55, -55
668 },
669
670 {
671 11, -56, -56, -56, -56, -56, -56, -56, -56, -56,
672 -56, -56, -56, -56, -56, -56, -56, -56
673 },
674
675 {
676 11, 57, 57, -57, 57, 57, 57, 57, 57, 57,
677 57, 57, 57, 57, 57, 57, 57, 57
678 },
679
680 {
681 11, -58, -58, -58, -58, -58, -58, -58, -58, -58,
682 -58, -58, -58, -58, -58, -58, -58, -58
683 },
684
685 {
686 11, -59, -59, -59, -59, -59, -59, -59, -59, -59,
687 -59, 59, 59, -59, -59, -59, -59, -59
688
689 },
690
691 {
692 11, -60, -60, -60, -60, -60, -60, -60, -60, -60,
693 -60, -60, -60, -60, -60, -60, -60, -60
694 },
695
696 {
697 11, -61, -61, -61, -61, -61, -61, -61, -61, -61,
698 -61, -61, -61, -61, -61, -61, -61, -61
699 },
700
701 {
702 11, -62, -62, -62, -62, -62, -62, -62, -62, -62,
703 -62, -62, -62, -62, -62, -62, -62, -62
704 },
705
706 {
707 11, -63, -63, -63, -63, -63, -63, -63, -63, -63,
708 -63, -63, -63, -63, -63, -63, -63, -63
709 },
710
711 } ;
712
713static yy_state_type yy_get_previous_state (void );
714static yy_state_type yy_try_NUL_trans (yy_state_type current_state );
715static int yy_get_next_buffer (void );
716static void yy_fatal_error (yyconst char msg[] );
717
718/* Done after the current pattern has been matched and before the
719 * corresponding action - sets up zconftext.
720 */
721#define YY_DO_BEFORE_ACTION \
722 (yytext_ptr) = yy_bp; \
723 zconfleng = (size_t) (yy_cp - yy_bp); \
724 (yy_hold_char) = *yy_cp; \
725 *yy_cp = '\0'; \
726 (yy_c_buf_p) = yy_cp;
727
728#define YY_NUM_RULES 37
729#define YY_END_OF_BUFFER 38
730/* This struct is not used in this scanner,
731 but its presence is necessary. */
732struct yy_trans_info
733 {
734 flex_int32_t yy_verify;
735 flex_int32_t yy_nxt;
736 };
737static yyconst flex_int16_t yy_accept[64] =
738 { 0,
739 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
740 38, 5, 4, 2, 3, 7, 8, 6, 36, 33,
741 35, 28, 32, 31, 30, 26, 25, 21, 13, 20,
742 23, 26, 11, 12, 22, 18, 14, 19, 26, 26,
743 4, 2, 3, 3, 1, 6, 36, 33, 35, 34,
744 28, 27, 30, 29, 25, 15, 23, 9, 22, 16,
745 17, 24, 10
746 } ;
747
748static yyconst flex_int32_t yy_ec[256] =
749 { 0,
750 1, 1, 1, 1, 1, 1, 1, 1, 2, 3,
751 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
752 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
753 1, 2, 4, 5, 6, 1, 1, 7, 8, 9,
754 10, 1, 1, 1, 11, 12, 12, 11, 11, 11,
755 11, 11, 11, 11, 11, 11, 11, 1, 1, 13,
756 14, 15, 1, 1, 11, 11, 11, 11, 11, 11,
757 11, 11, 11, 11, 11, 11, 11, 11, 11, 11,
758 11, 11, 11, 11, 11, 11, 11, 11, 11, 11,
759 1, 16, 1, 1, 11, 1, 11, 11, 11, 11,
760
761 11, 11, 11, 11, 11, 11, 11, 11, 11, 11,
762 11, 11, 11, 11, 11, 11, 11, 11, 11, 11,
763 11, 11, 1, 17, 1, 1, 1, 1, 1, 1,
764 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
765 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
766 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
767 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
768 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
769 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
770 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
771
772 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
773 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
774 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
775 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
776 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
777 1, 1, 1, 1, 1
778 } ;
779
780extern int zconf_flex_debug;
781int zconf_flex_debug = 0;
782
783/* The intent behind this definition is that it'll catch
784 * any uses of REJECT which flex missed.
785 */
786#define REJECT reject_used_but_not_detected
787#define yymore() yymore_used_but_not_detected
788#define YY_MORE_ADJ 0
789#define YY_RESTORE_YY_MORE_OFFSET
790char *zconftext;
791#define YY_NO_INPUT 1
792
793/*
794 * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org>
795 * Released under the terms of the GNU GPL v2.0.
796 */
797
798#include <limits.h>
799#include <stdio.h>
800#include <stdlib.h>
801#include <string.h>
802#include <unistd.h>
803
804#include "lkc.h"
805
806#define START_STRSIZE 16
807
808static struct {
809 struct file *file;
810 int lineno;
811} current_pos;
812
813static char *text;
814static int text_size, text_asize;
815
816struct buffer {
817 struct buffer *parent;
818 YY_BUFFER_STATE state;
819};
820
821struct buffer *current_buf;
822
823static int last_ts, first_ts;
824
825static void zconf_endhelp(void);
826static void zconf_endfile(void);
827
828static void new_string(void)
829{
830 text = xmalloc(START_STRSIZE);
831 text_asize = START_STRSIZE;
832 text_size = 0;
833 *text = 0;
834}
835
836static void append_string(const char *str, int size)
837{
838 int new_size = text_size + size + 1;
839 if (new_size > text_asize) {
840 new_size += START_STRSIZE - 1;
841 new_size &= -START_STRSIZE;
842 text = realloc(text, new_size);
843 text_asize = new_size;
844 }
845 memcpy(text + text_size, str, size);
846 text_size += size;
847 text[text_size] = 0;
848}
849
850static void alloc_string(const char *str, int size)
851{
852 text = xmalloc(size + 1);
853 memcpy(text, str, size);
854 text[size] = 0;
855}
856
857static void warn_ignored_character(char chr)
858{
859 fprintf(stderr,
860 "%s:%d:warning: ignoring unsupported character '%c'\n",
861 zconf_curname(), zconf_lineno(), chr);
862}
863
864#define INITIAL 0
865#define COMMAND 1
866#define HELP 2
867#define STRING 3
868#define PARAM 4
869
870#ifndef YY_NO_UNISTD_H
871/* Special case for "unistd.h", since it is non-ANSI. We include it way
872 * down here because we want the user's section 1 to have been scanned first.
873 * The user has a chance to override it with an option.
874 */
875#include <unistd.h>
876#endif
877
878#ifndef YY_EXTRA_TYPE
879#define YY_EXTRA_TYPE void *
880#endif
881
882static int yy_init_globals (void );
883
884/* Accessor methods to globals.
885 These are made visible to non-reentrant scanners for convenience. */
886
887int zconflex_destroy (void );
888
889int zconfget_debug (void );
890
891void zconfset_debug (int debug_flag );
892
893YY_EXTRA_TYPE zconfget_extra (void );
894
895void zconfset_extra (YY_EXTRA_TYPE user_defined );
896
897FILE *zconfget_in (void );
898
899void zconfset_in (FILE * in_str );
900
901FILE *zconfget_out (void );
902
903void zconfset_out (FILE * out_str );
904
905int zconfget_leng (void );
906
907char *zconfget_text (void );
908
909int zconfget_lineno (void );
910
911void zconfset_lineno (int line_number );
912
913/* Macros after this point can all be overridden by user definitions in
914 * section 1.
915 */
916
917#ifndef YY_SKIP_YYWRAP
918#ifdef __cplusplus
919extern "C" int zconfwrap (void );
920#else
921extern int zconfwrap (void );
922#endif
923#endif
924
925 static void yyunput (int c,char *buf_ptr );
926
927#ifndef yytext_ptr
928static void yy_flex_strncpy (char *,yyconst char *,int );
929#endif
930
931#ifdef YY_NEED_STRLEN
932static int yy_flex_strlen (yyconst char * );
933#endif
934
935#ifndef YY_NO_INPUT
936
937#ifdef __cplusplus
938static int yyinput (void );
939#else
940static int input (void );
941#endif
942
943#endif
944
945/* Amount of stuff to slurp up with each read. */
946#ifndef YY_READ_BUF_SIZE
947#ifdef __ia64__
948/* On IA-64, the buffer size is 16k, not 8k */
949#define YY_READ_BUF_SIZE 16384
950#else
951#define YY_READ_BUF_SIZE 8192
952#endif /* __ia64__ */
953#endif
954
955/* Copy whatever the last rule matched to the standard output. */
956#ifndef ECHO
957/* This used to be an fputs(), but since the string might contain NUL's,
958 * we now use fwrite().
959 */
960#define ECHO do { if (fwrite( zconftext, zconfleng, 1, zconfout )) {} } while (0)
961#endif
962
963/* Gets input and stuffs it into "buf". number of characters read, or YY_NULL,
964 * is returned in "result".
965 */
966#ifndef YY_INPUT
967#define YY_INPUT(buf,result,max_size) \
968 errno=0; \
969 while ( (result = read( fileno(zconfin), (char *) buf, max_size )) < 0 ) \
970 { \
971 if( errno != EINTR) \
972 { \
973 YY_FATAL_ERROR( "input in flex scanner failed" ); \
974 break; \
975 } \
976 errno=0; \
977 clearerr(zconfin); \
978 }\
979\
980
981#endif
982
983/* No semi-colon after return; correct usage is to write "yyterminate();" -
984 * we don't want an extra ';' after the "return" because that will cause
985 * some compilers to complain about unreachable statements.
986 */
987#ifndef yyterminate
988#define yyterminate() return YY_NULL
989#endif
990
991/* Number of entries by which start-condition stack grows. */
992#ifndef YY_START_STACK_INCR
993#define YY_START_STACK_INCR 25
994#endif
995
996/* Report a fatal error. */
997#ifndef YY_FATAL_ERROR
998#define YY_FATAL_ERROR(msg) yy_fatal_error( msg )
999#endif
1000
1001/* end tables serialization structures and prototypes */
1002
1003/* Default declaration of generated scanner - a define so the user can
1004 * easily add parameters.
1005 */
1006#ifndef YY_DECL
1007#define YY_DECL_IS_OURS 1
1008
1009extern int zconflex (void);
1010
1011#define YY_DECL int zconflex (void)
1012#endif /* !YY_DECL */
1013
1014/* Code executed at the beginning of each rule, after zconftext and zconfleng
1015 * have been set up.
1016 */
1017#ifndef YY_USER_ACTION
1018#define YY_USER_ACTION
1019#endif
1020
1021/* Code executed at the end of each rule. */
1022#ifndef YY_BREAK
1023#define YY_BREAK break;
1024#endif
1025
1026#define YY_RULE_SETUP \
1027 YY_USER_ACTION
1028
1029/** The main scanner function which does all the work.
1030 */
1031YY_DECL
1032{
1033 register yy_state_type yy_current_state;
1034 register char *yy_cp, *yy_bp;
1035 register int yy_act;
1036
1037 int str = 0;
1038 int ts, i;
1039
1040 if ( !(yy_init) )
1041 {
1042 (yy_init) = 1;
1043
1044#ifdef YY_USER_INIT
1045 YY_USER_INIT;
1046#endif
1047
1048 if ( ! (yy_start) )
1049 (yy_start) = 1; /* first start state */
1050
1051 if ( ! zconfin )
1052 zconfin = stdin;
1053
1054 if ( ! zconfout )
1055 zconfout = stdout;
1056
1057 if ( ! YY_CURRENT_BUFFER ) {
1058 zconfensure_buffer_stack ();
1059 YY_CURRENT_BUFFER_LVALUE =
1060 zconf_create_buffer(zconfin,YY_BUF_SIZE );
1061 }
1062
1063 zconf_load_buffer_state( );
1064 }
1065
1066 while ( 1 ) /* loops until end-of-file is reached */
1067 {
1068 yy_cp = (yy_c_buf_p);
1069
1070 /* Support of zconftext. */
1071 *yy_cp = (yy_hold_char);
1072
1073 /* yy_bp points to the position in yy_ch_buf of the start of
1074 * the current run.
1075 */
1076 yy_bp = yy_cp;
1077
1078 yy_current_state = (yy_start);
1079yy_match:
1080 while ( (yy_current_state = yy_nxt[yy_current_state][ yy_ec[YY_SC_TO_UI(*yy_cp)] ]) > 0 )
1081 ++yy_cp;
1082
1083 yy_current_state = -yy_current_state;
1084
1085yy_find_action:
1086 yy_act = yy_accept[yy_current_state];
1087
1088 YY_DO_BEFORE_ACTION;
1089
1090do_action: /* This label is used only to access EOF actions. */
1091
1092 switch ( yy_act )
1093 { /* beginning of action switch */
1094case 1:
1095/* rule 1 can match eol */
1096case 2:
1097/* rule 2 can match eol */
1098YY_RULE_SETUP
1099{
1100 current_file->lineno++;
1101 return T_EOL;
1102}
1103 YY_BREAK
1104case 3:
1105YY_RULE_SETUP
1106
1107 YY_BREAK
1108case 4:
1109YY_RULE_SETUP
1110{
1111 BEGIN(COMMAND);
1112}
1113 YY_BREAK
1114case 5:
1115YY_RULE_SETUP
1116{
1117 unput(zconftext[0]);
1118 BEGIN(COMMAND);
1119}
1120 YY_BREAK
1121
1122case 6:
1123YY_RULE_SETUP
1124{
1125 const struct kconf_id *id = kconf_id_lookup(zconftext, zconfleng);
1126 BEGIN(PARAM);
1127 current_pos.file = current_file;
1128 current_pos.lineno = current_file->lineno;
1129 if (id && id->flags & TF_COMMAND) {
1130 zconflval.id = id;
1131 return id->token;
1132 }
1133 alloc_string(zconftext, zconfleng);
1134 zconflval.string = text;
1135 return T_WORD;
1136 }
1137 YY_BREAK
1138case 7:
1139YY_RULE_SETUP
1140warn_ignored_character(*zconftext);
1141 YY_BREAK
1142case 8:
1143/* rule 8 can match eol */
1144YY_RULE_SETUP
1145{
1146 BEGIN(INITIAL);
1147 current_file->lineno++;
1148 return T_EOL;
1149 }
1150 YY_BREAK
1151
1152case 9:
1153YY_RULE_SETUP
1154return T_AND;
1155 YY_BREAK
1156case 10:
1157YY_RULE_SETUP
1158return T_OR;
1159 YY_BREAK
1160case 11:
1161YY_RULE_SETUP
1162return T_OPEN_PAREN;
1163 YY_BREAK
1164case 12:
1165YY_RULE_SETUP
1166return T_CLOSE_PAREN;
1167 YY_BREAK
1168case 13:
1169YY_RULE_SETUP
1170return T_NOT;
1171 YY_BREAK
1172case 14:
1173YY_RULE_SETUP
1174return T_EQUAL;
1175 YY_BREAK
1176case 15:
1177YY_RULE_SETUP
1178return T_UNEQUAL;
1179 YY_BREAK
1180case 16:
1181YY_RULE_SETUP
1182return T_LESS_EQUAL;
1183 YY_BREAK
1184case 17:
1185YY_RULE_SETUP
1186return T_GREATER_EQUAL;
1187 YY_BREAK
1188case 18:
1189YY_RULE_SETUP
1190return T_LESS;
1191 YY_BREAK
1192case 19:
1193YY_RULE_SETUP
1194return T_GREATER;
1195 YY_BREAK
1196case 20:
1197YY_RULE_SETUP
1198{
1199 str = zconftext[0];
1200 new_string();
1201 BEGIN(STRING);
1202 }
1203 YY_BREAK
1204case 21:
1205/* rule 21 can match eol */
1206YY_RULE_SETUP
1207BEGIN(INITIAL); current_file->lineno++; return T_EOL;
1208 YY_BREAK
1209case 22:
1210YY_RULE_SETUP
1211{
1212 const struct kconf_id *id = kconf_id_lookup(zconftext, zconfleng);
1213 if (id && id->flags & TF_PARAM) {
1214 zconflval.id = id;
1215 return id->token;
1216 }
1217 alloc_string(zconftext, zconfleng);
1218 zconflval.string = text;
1219 return T_WORD;
1220 }
1221 YY_BREAK
1222case 23:
1223YY_RULE_SETUP
1224/* comment */
1225 YY_BREAK
1226case 24:
1227/* rule 24 can match eol */
1228YY_RULE_SETUP
1229current_file->lineno++;
1230 YY_BREAK
1231case 25:
1232YY_RULE_SETUP
1233
1234 YY_BREAK
1235case 26:
1236YY_RULE_SETUP
1237warn_ignored_character(*zconftext);
1238 YY_BREAK
1239case YY_STATE_EOF(PARAM):
1240{
1241 BEGIN(INITIAL);
1242 }
1243 YY_BREAK
1244
1245case 27:
1246/* rule 27 can match eol */
1247*yy_cp = (yy_hold_char); /* undo effects of setting up zconftext */
1248(yy_c_buf_p) = yy_cp -= 1;
1249YY_DO_BEFORE_ACTION; /* set up zconftext again */
1250YY_RULE_SETUP
1251{
1252 append_string(zconftext, zconfleng);
1253 zconflval.string = text;
1254 return T_WORD_QUOTE;
1255 }
1256 YY_BREAK
1257case 28:
1258YY_RULE_SETUP
1259{
1260 append_string(zconftext, zconfleng);
1261 }
1262 YY_BREAK
1263case 29:
1264/* rule 29 can match eol */
1265*yy_cp = (yy_hold_char); /* undo effects of setting up zconftext */
1266(yy_c_buf_p) = yy_cp -= 1;
1267YY_DO_BEFORE_ACTION; /* set up zconftext again */
1268YY_RULE_SETUP
1269{
1270 append_string(zconftext + 1, zconfleng - 1);
1271 zconflval.string = text;
1272 return T_WORD_QUOTE;
1273 }
1274 YY_BREAK
1275case 30:
1276YY_RULE_SETUP
1277{
1278 append_string(zconftext + 1, zconfleng - 1);
1279 }
1280 YY_BREAK
1281case 31:
1282YY_RULE_SETUP
1283{
1284 if (str == zconftext[0]) {
1285 BEGIN(PARAM);
1286 zconflval.string = text;
1287 return T_WORD_QUOTE;
1288 } else
1289 append_string(zconftext, 1);
1290 }
1291 YY_BREAK
1292case 32:
1293/* rule 32 can match eol */
1294YY_RULE_SETUP
1295{
1296 printf("%s:%d:warning: multi-line strings not supported\n", zconf_curname(), zconf_lineno());
1297 current_file->lineno++;
1298 BEGIN(INITIAL);
1299 return T_EOL;
1300 }
1301 YY_BREAK
1302case YY_STATE_EOF(STRING):
1303{
1304 BEGIN(INITIAL);
1305 }
1306 YY_BREAK
1307
1308case 33:
1309YY_RULE_SETUP
1310{
1311 ts = 0;
1312 for (i = 0; i < zconfleng; i++) {
1313 if (zconftext[i] == '\t')
1314 ts = (ts & ~7) + 8;
1315 else
1316 ts++;
1317 }
1318 last_ts = ts;
1319 if (first_ts) {
1320 if (ts < first_ts) {
1321 zconf_endhelp();
1322 return T_HELPTEXT;
1323 }
1324 ts -= first_ts;
1325 while (ts > 8) {
1326 append_string(" ", 8);
1327 ts -= 8;
1328 }
1329 append_string(" ", ts);
1330 }
1331 }
1332 YY_BREAK
1333case 34:
1334/* rule 34 can match eol */
1335*yy_cp = (yy_hold_char); /* undo effects of setting up zconftext */
1336(yy_c_buf_p) = yy_cp -= 1;
1337YY_DO_BEFORE_ACTION; /* set up zconftext again */
1338YY_RULE_SETUP
1339{
1340 current_file->lineno++;
1341 zconf_endhelp();
1342 return T_HELPTEXT;
1343 }
1344 YY_BREAK
1345case 35:
1346/* rule 35 can match eol */
1347YY_RULE_SETUP
1348{
1349 current_file->lineno++;
1350 append_string("\n", 1);
1351 }
1352 YY_BREAK
1353case 36:
1354YY_RULE_SETUP
1355{
1356 while (zconfleng) {
1357 if ((zconftext[zconfleng-1] != ' ') && (zconftext[zconfleng-1] != '\t'))
1358 break;
1359 zconfleng--;
1360 }
1361 append_string(zconftext, zconfleng);
1362 if (!first_ts)
1363 first_ts = last_ts;
1364 }
1365 YY_BREAK
1366case YY_STATE_EOF(HELP):
1367{
1368 zconf_endhelp();
1369 return T_HELPTEXT;
1370 }
1371 YY_BREAK
1372
1373case YY_STATE_EOF(INITIAL):
1374case YY_STATE_EOF(COMMAND):
1375{
1376 if (current_file) {
1377 zconf_endfile();
1378 return T_EOL;
1379 }
1380 fclose(zconfin);
1381 yyterminate();
1382}
1383 YY_BREAK
1384case 37:
1385YY_RULE_SETUP
1386YY_FATAL_ERROR( "flex scanner jammed" );
1387 YY_BREAK
1388
1389 case YY_END_OF_BUFFER:
1390 {
1391 /* Amount of text matched not including the EOB char. */
1392 int yy_amount_of_matched_text = (int) (yy_cp - (yytext_ptr)) - 1;
1393
1394 /* Undo the effects of YY_DO_BEFORE_ACTION. */
1395 *yy_cp = (yy_hold_char);
1396 YY_RESTORE_YY_MORE_OFFSET
1397
1398 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_NEW )
1399 {
1400 /* We're scanning a new file or input source. It's
1401 * possible that this happened because the user
1402 * just pointed zconfin at a new source and called
1403 * zconflex(). If so, then we have to assure
1404 * consistency between YY_CURRENT_BUFFER and our
1405 * globals. Here is the right place to do so, because
1406 * this is the first action (other than possibly a
1407 * back-up) that will match for the new input source.
1408 */
1409 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
1410 YY_CURRENT_BUFFER_LVALUE->yy_input_file = zconfin;
1411 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = YY_BUFFER_NORMAL;
1412 }
1413
1414 /* Note that here we test for yy_c_buf_p "<=" to the position
1415 * of the first EOB in the buffer, since yy_c_buf_p will
1416 * already have been incremented past the NUL character
1417 * (since all states make transitions on EOB to the
1418 * end-of-buffer state). Contrast this with the test
1419 * in input().
1420 */
1421 if ( (yy_c_buf_p) <= &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] )
1422 { /* This was really a NUL. */
1423 yy_state_type yy_next_state;
1424
1425 (yy_c_buf_p) = (yytext_ptr) + yy_amount_of_matched_text;
1426
1427 yy_current_state = yy_get_previous_state( );
1428
1429 /* Okay, we're now positioned to make the NUL
1430 * transition. We couldn't have
1431 * yy_get_previous_state() go ahead and do it
1432 * for us because it doesn't know how to deal
1433 * with the possibility of jamming (and we don't
1434 * want to build jamming into it because then it
1435 * will run more slowly).
1436 */
1437
1438 yy_next_state = yy_try_NUL_trans( yy_current_state );
1439
1440 yy_bp = (yytext_ptr) + YY_MORE_ADJ;
1441
1442 if ( yy_next_state )
1443 {
1444 /* Consume the NUL. */
1445 yy_cp = ++(yy_c_buf_p);
1446 yy_current_state = yy_next_state;
1447 goto yy_match;
1448 }
1449
1450 else
1451 {
1452 yy_cp = (yy_c_buf_p);
1453 goto yy_find_action;
1454 }
1455 }
1456
1457 else switch ( yy_get_next_buffer( ) )
1458 {
1459 case EOB_ACT_END_OF_FILE:
1460 {
1461 (yy_did_buffer_switch_on_eof) = 0;
1462
1463 if ( zconfwrap( ) )
1464 {
1465 /* Note: because we've taken care in
1466 * yy_get_next_buffer() to have set up
1467 * zconftext, we can now set up
1468 * yy_c_buf_p so that if some total
1469 * hoser (like flex itself) wants to
1470 * call the scanner after we return the
1471 * YY_NULL, it'll still work - another
1472 * YY_NULL will get returned.
1473 */
1474 (yy_c_buf_p) = (yytext_ptr) + YY_MORE_ADJ;
1475
1476 yy_act = YY_STATE_EOF(YY_START);
1477 goto do_action;
1478 }
1479
1480 else
1481 {
1482 if ( ! (yy_did_buffer_switch_on_eof) )
1483 YY_NEW_FILE;
1484 }
1485 break;
1486 }
1487
1488 case EOB_ACT_CONTINUE_SCAN:
1489 (yy_c_buf_p) =
1490 (yytext_ptr) + yy_amount_of_matched_text;
1491
1492 yy_current_state = yy_get_previous_state( );
1493
1494 yy_cp = (yy_c_buf_p);
1495 yy_bp = (yytext_ptr) + YY_MORE_ADJ;
1496 goto yy_match;
1497
1498 case EOB_ACT_LAST_MATCH:
1499 (yy_c_buf_p) =
1500 &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)];
1501
1502 yy_current_state = yy_get_previous_state( );
1503
1504 yy_cp = (yy_c_buf_p);
1505 yy_bp = (yytext_ptr) + YY_MORE_ADJ;
1506 goto yy_find_action;
1507 }
1508 break;
1509 }
1510
1511 default:
1512 YY_FATAL_ERROR(
1513 "fatal flex scanner internal error--no action found" );
1514 } /* end of action switch */
1515 } /* end of scanning one token */
1516} /* end of zconflex */
1517
1518/* yy_get_next_buffer - try to read in a new buffer
1519 *
1520 * Returns a code representing an action:
1521 * EOB_ACT_LAST_MATCH -
1522 * EOB_ACT_CONTINUE_SCAN - continue scanning from current position
1523 * EOB_ACT_END_OF_FILE - end of file
1524 */
1525static int yy_get_next_buffer (void)
1526{
1527 register char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf;
1528 register char *source = (yytext_ptr);
1529 register int number_to_move, i;
1530 int ret_val;
1531
1532 if ( (yy_c_buf_p) > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] )
1533 YY_FATAL_ERROR(
1534 "fatal flex scanner internal error--end of buffer missed" );
1535
1536 if ( YY_CURRENT_BUFFER_LVALUE->yy_fill_buffer == 0 )
1537 { /* Don't try to fill the buffer, so this is an EOF. */
1538 if ( (yy_c_buf_p) - (yytext_ptr) - YY_MORE_ADJ == 1 )
1539 {
1540 /* We matched a single character, the EOB, so
1541 * treat this as a final EOF.
1542 */
1543 return EOB_ACT_END_OF_FILE;
1544 }
1545
1546 else
1547 {
1548 /* We matched some text prior to the EOB, first
1549 * process it.
1550 */
1551 return EOB_ACT_LAST_MATCH;
1552 }
1553 }
1554
1555 /* Try to read more data. */
1556
1557 /* First move last chars to start of buffer. */
1558 number_to_move = (int) ((yy_c_buf_p) - (yytext_ptr)) - 1;
1559
1560 for ( i = 0; i < number_to_move; ++i )
1561 *(dest++) = *(source++);
1562
1563 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_EOF_PENDING )
1564 /* don't do the read, it's not guaranteed to return an EOF,
1565 * just force an EOF
1566 */
1567 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars) = 0;
1568
1569 else
1570 {
1571 int num_to_read =
1572 YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1;
1573
1574 while ( num_to_read <= 0 )
1575 { /* Not enough room in the buffer - grow it. */
1576
1577 /* just a shorter name for the current buffer */
1578 YY_BUFFER_STATE b = YY_CURRENT_BUFFER;
1579
1580 int yy_c_buf_p_offset =
1581 (int) ((yy_c_buf_p) - b->yy_ch_buf);
1582
1583 if ( b->yy_is_our_buffer )
1584 {
1585 int new_size = b->yy_buf_size * 2;
1586
1587 if ( new_size <= 0 )
1588 b->yy_buf_size += b->yy_buf_size / 8;
1589 else
1590 b->yy_buf_size *= 2;
1591
1592 b->yy_ch_buf = (char *)
1593 /* Include room in for 2 EOB chars. */
1594 zconfrealloc((void *) b->yy_ch_buf,b->yy_buf_size + 2 );
1595 }
1596 else
1597 /* Can't grow it, we don't own it. */
1598 b->yy_ch_buf = 0;
1599
1600 if ( ! b->yy_ch_buf )
1601 YY_FATAL_ERROR(
1602 "fatal error - scanner input buffer overflow" );
1603
1604 (yy_c_buf_p) = &b->yy_ch_buf[yy_c_buf_p_offset];
1605
1606 num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size -
1607 number_to_move - 1;
1608
1609 }
1610
1611 if ( num_to_read > YY_READ_BUF_SIZE )
1612 num_to_read = YY_READ_BUF_SIZE;
1613
1614 /* Read in more data. */
1615 YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]),
1616 (yy_n_chars), (size_t) num_to_read );
1617
1618 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
1619 }
1620
1621 if ( (yy_n_chars) == 0 )
1622 {
1623 if ( number_to_move == YY_MORE_ADJ )
1624 {
1625 ret_val = EOB_ACT_END_OF_FILE;
1626 zconfrestart(zconfin );
1627 }
1628
1629 else
1630 {
1631 ret_val = EOB_ACT_LAST_MATCH;
1632 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status =
1633 YY_BUFFER_EOF_PENDING;
1634 }
1635 }
1636
1637 else
1638 ret_val = EOB_ACT_CONTINUE_SCAN;
1639
1640 if ((yy_size_t) ((yy_n_chars) + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) {
1641 /* Extend the array by 50%, plus the number we really need. */
1642 yy_size_t new_size = (yy_n_chars) + number_to_move + ((yy_n_chars) >> 1);
1643 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) zconfrealloc((void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size );
1644 if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
1645 YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" );
1646 }
1647
1648 (yy_n_chars) += number_to_move;
1649 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] = YY_END_OF_BUFFER_CHAR;
1650 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] = YY_END_OF_BUFFER_CHAR;
1651
1652 (yytext_ptr) = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[0];
1653
1654 return ret_val;
1655}
1656
1657/* yy_get_previous_state - get the state just before the EOB char was reached */
1658
1659 static yy_state_type yy_get_previous_state (void)
1660{
1661 register yy_state_type yy_current_state;
1662 register char *yy_cp;
1663
1664 yy_current_state = (yy_start);
1665
1666 for ( yy_cp = (yytext_ptr) + YY_MORE_ADJ; yy_cp < (yy_c_buf_p); ++yy_cp )
1667 {
1668 yy_current_state = yy_nxt[yy_current_state][(*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1)];
1669 }
1670
1671 return yy_current_state;
1672}
1673
1674/* yy_try_NUL_trans - try to make a transition on the NUL character
1675 *
1676 * synopsis
1677 * next_state = yy_try_NUL_trans( current_state );
1678 */
1679 static yy_state_type yy_try_NUL_trans (yy_state_type yy_current_state )
1680{
1681 register int yy_is_jam;
1682
1683 yy_current_state = yy_nxt[yy_current_state][1];
1684 yy_is_jam = (yy_current_state <= 0);
1685
1686 return yy_is_jam ? 0 : yy_current_state;
1687}
1688
1689 static void yyunput (int c, register char * yy_bp )
1690{
1691 register char *yy_cp;
1692
1693 yy_cp = (yy_c_buf_p);
1694
1695 /* undo effects of setting up zconftext */
1696 *yy_cp = (yy_hold_char);
1697
1698 if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->yy_ch_buf + 2 )
1699 { /* need to shift things up to make room */
1700 /* +2 for EOB chars. */
1701 register int number_to_move = (yy_n_chars) + 2;
1702 register char *dest = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[
1703 YY_CURRENT_BUFFER_LVALUE->yy_buf_size + 2];
1704 register char *source =
1705 &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move];
1706
1707 while ( source > YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
1708 *--dest = *--source;
1709
1710 yy_cp += (int) (dest - source);
1711 yy_bp += (int) (dest - source);
1712 YY_CURRENT_BUFFER_LVALUE->yy_n_chars =
1713 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_buf_size;
1714
1715 if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->yy_ch_buf + 2 )
1716 YY_FATAL_ERROR( "flex scanner push-back overflow" );
1717 }
1718
1719 *--yy_cp = (char) c;
1720
1721 (yytext_ptr) = yy_bp;
1722 (yy_hold_char) = *yy_cp;
1723 (yy_c_buf_p) = yy_cp;
1724}
1725
1726#ifndef YY_NO_INPUT
1727#ifdef __cplusplus
1728 static int yyinput (void)
1729#else
1730 static int input (void)
1731#endif
1732
1733{
1734 int c;
1735
1736 *(yy_c_buf_p) = (yy_hold_char);
1737
1738 if ( *(yy_c_buf_p) == YY_END_OF_BUFFER_CHAR )
1739 {
1740 /* yy_c_buf_p now points to the character we want to return.
1741 * If this occurs *before* the EOB characters, then it's a
1742 * valid NUL; if not, then we've hit the end of the buffer.
1743 */
1744 if ( (yy_c_buf_p) < &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] )
1745 /* This was really a NUL. */
1746 *(yy_c_buf_p) = '\0';
1747
1748 else
1749 { /* need more input */
1750 int offset = (yy_c_buf_p) - (yytext_ptr);
1751 ++(yy_c_buf_p);
1752
1753 switch ( yy_get_next_buffer( ) )
1754 {
1755 case EOB_ACT_LAST_MATCH:
1756 /* This happens because yy_g_n_b()
1757 * sees that we've accumulated a
1758 * token and flags that we need to
1759 * try matching the token before
1760 * proceeding. But for input(),
1761 * there's no matching to consider.
1762 * So convert the EOB_ACT_LAST_MATCH
1763 * to EOB_ACT_END_OF_FILE.
1764 */
1765
1766 /* Reset buffer status. */
1767 zconfrestart(zconfin );
1768
1769 /*FALLTHROUGH*/
1770
1771 case EOB_ACT_END_OF_FILE:
1772 {
1773 if ( zconfwrap( ) )
1774 return EOF;
1775
1776 if ( ! (yy_did_buffer_switch_on_eof) )
1777 YY_NEW_FILE;
1778#ifdef __cplusplus
1779 return yyinput();
1780#else
1781 return input();
1782#endif
1783 }
1784
1785 case EOB_ACT_CONTINUE_SCAN:
1786 (yy_c_buf_p) = (yytext_ptr) + offset;
1787 break;
1788 }
1789 }
1790 }
1791
1792 c = *(unsigned char *) (yy_c_buf_p); /* cast for 8-bit char's */
1793 *(yy_c_buf_p) = '\0'; /* preserve zconftext */
1794 (yy_hold_char) = *++(yy_c_buf_p);
1795
1796 return c;
1797}
1798#endif /* ifndef YY_NO_INPUT */
1799
1800/** Immediately switch to a different input stream.
1801 * @param input_file A readable stream.
1802 *
1803 * @note This function does not reset the start condition to @c INITIAL .
1804 */
1805 void zconfrestart (FILE * input_file )
1806{
1807
1808 if ( ! YY_CURRENT_BUFFER ){
1809 zconfensure_buffer_stack ();
1810 YY_CURRENT_BUFFER_LVALUE =
1811 zconf_create_buffer(zconfin,YY_BUF_SIZE );
1812 }
1813
1814 zconf_init_buffer(YY_CURRENT_BUFFER,input_file );
1815 zconf_load_buffer_state( );
1816}
1817
1818/** Switch to a different input buffer.
1819 * @param new_buffer The new input buffer.
1820 *
1821 */
1822 void zconf_switch_to_buffer (YY_BUFFER_STATE new_buffer )
1823{
1824
1825 /* TODO. We should be able to replace this entire function body
1826 * with
1827 * zconfpop_buffer_state();
1828 * zconfpush_buffer_state(new_buffer);
1829 */
1830 zconfensure_buffer_stack ();
1831 if ( YY_CURRENT_BUFFER == new_buffer )
1832 return;
1833
1834 if ( YY_CURRENT_BUFFER )
1835 {
1836 /* Flush out information for old buffer. */
1837 *(yy_c_buf_p) = (yy_hold_char);
1838 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p);
1839 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
1840 }
1841
1842 YY_CURRENT_BUFFER_LVALUE = new_buffer;
1843 zconf_load_buffer_state( );
1844
1845 /* We don't actually know whether we did this switch during
1846 * EOF (zconfwrap()) processing, but the only time this flag
1847 * is looked at is after zconfwrap() is called, so it's safe
1848 * to go ahead and always set it.
1849 */
1850 (yy_did_buffer_switch_on_eof) = 1;
1851}
1852
1853static void zconf_load_buffer_state (void)
1854{
1855 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
1856 (yytext_ptr) = (yy_c_buf_p) = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos;
1857 zconfin = YY_CURRENT_BUFFER_LVALUE->yy_input_file;
1858 (yy_hold_char) = *(yy_c_buf_p);
1859}
1860
1861/** Allocate and initialize an input buffer state.
1862 * @param file A readable stream.
1863 * @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE.
1864 *
1865 * @return the allocated buffer state.
1866 */
1867 YY_BUFFER_STATE zconf_create_buffer (FILE * file, int size )
1868{
1869 YY_BUFFER_STATE b;
1870
1871 b = (YY_BUFFER_STATE) zconfalloc(sizeof( struct yy_buffer_state ) );
1872 if ( ! b )
1873 YY_FATAL_ERROR( "out of dynamic memory in zconf_create_buffer()" );
1874
1875 b->yy_buf_size = size;
1876
1877 /* yy_ch_buf has to be 2 characters longer than the size given because
1878 * we need to put in 2 end-of-buffer characters.
1879 */
1880 b->yy_ch_buf = (char *) zconfalloc(b->yy_buf_size + 2 );
1881 if ( ! b->yy_ch_buf )
1882 YY_FATAL_ERROR( "out of dynamic memory in zconf_create_buffer()" );
1883
1884 b->yy_is_our_buffer = 1;
1885
1886 zconf_init_buffer(b,file );
1887
1888 return b;
1889}
1890
1891/** Destroy the buffer.
1892 * @param b a buffer created with zconf_create_buffer()
1893 *
1894 */
1895 void zconf_delete_buffer (YY_BUFFER_STATE b )
1896{
1897
1898 if ( ! b )
1899 return;
1900
1901 if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */
1902 YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0;
1903
1904 if ( b->yy_is_our_buffer )
1905 zconffree((void *) b->yy_ch_buf );
1906
1907 zconffree((void *) b );
1908}
1909
1910/* Initializes or reinitializes a buffer.
1911 * This function is sometimes called more than once on the same buffer,
1912 * such as during a zconfrestart() or at EOF.
1913 */
1914 static void zconf_init_buffer (YY_BUFFER_STATE b, FILE * file )
1915
1916{
1917 int oerrno = errno;
1918
1919 zconf_flush_buffer(b );
1920
1921 b->yy_input_file = file;
1922 b->yy_fill_buffer = 1;
1923
1924 /* If b is the current buffer, then zconf_init_buffer was _probably_
1925 * called from zconfrestart() or through yy_get_next_buffer.
1926 * In that case, we don't want to reset the lineno or column.
1927 */
1928 if (b != YY_CURRENT_BUFFER){
1929 b->yy_bs_lineno = 1;
1930 b->yy_bs_column = 0;
1931 }
1932
1933 b->yy_is_interactive = 0;
1934
1935 errno = oerrno;
1936}
1937
1938/** Discard all buffered characters. On the next scan, YY_INPUT will be called.
1939 * @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER.
1940 *
1941 */
1942 void zconf_flush_buffer (YY_BUFFER_STATE b )
1943{
1944 if ( ! b )
1945 return;
1946
1947 b->yy_n_chars = 0;
1948
1949 /* We always need two end-of-buffer characters. The first causes
1950 * a transition to the end-of-buffer state. The second causes
1951 * a jam in that state.
1952 */
1953 b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR;
1954 b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR;
1955
1956 b->yy_buf_pos = &b->yy_ch_buf[0];
1957
1958 b->yy_at_bol = 1;
1959 b->yy_buffer_status = YY_BUFFER_NEW;
1960
1961 if ( b == YY_CURRENT_BUFFER )
1962 zconf_load_buffer_state( );
1963}
1964
1965/** Pushes the new state onto the stack. The new state becomes
1966 * the current state. This function will allocate the stack
1967 * if necessary.
1968 * @param new_buffer The new state.
1969 *
1970 */
1971void zconfpush_buffer_state (YY_BUFFER_STATE new_buffer )
1972{
1973 if (new_buffer == NULL)
1974 return;
1975
1976 zconfensure_buffer_stack();
1977
1978 /* This block is copied from zconf_switch_to_buffer. */
1979 if ( YY_CURRENT_BUFFER )
1980 {
1981 /* Flush out information for old buffer. */
1982 *(yy_c_buf_p) = (yy_hold_char);
1983 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p);
1984 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
1985 }
1986
1987 /* Only push if top exists. Otherwise, replace top. */
1988 if (YY_CURRENT_BUFFER)
1989 (yy_buffer_stack_top)++;
1990 YY_CURRENT_BUFFER_LVALUE = new_buffer;
1991
1992 /* copied from zconf_switch_to_buffer. */
1993 zconf_load_buffer_state( );
1994 (yy_did_buffer_switch_on_eof) = 1;
1995}
1996
1997/** Removes and deletes the top of the stack, if present.
1998 * The next element becomes the new top.
1999 *
2000 */
2001void zconfpop_buffer_state (void)
2002{
2003 if (!YY_CURRENT_BUFFER)
2004 return;
2005
2006 zconf_delete_buffer(YY_CURRENT_BUFFER );
2007 YY_CURRENT_BUFFER_LVALUE = NULL;
2008 if ((yy_buffer_stack_top) > 0)
2009 --(yy_buffer_stack_top);
2010
2011 if (YY_CURRENT_BUFFER) {
2012 zconf_load_buffer_state( );
2013 (yy_did_buffer_switch_on_eof) = 1;
2014 }
2015}
2016
2017/* Allocates the stack if it does not exist.
2018 * Guarantees space for at least one push.
2019 */
2020static void zconfensure_buffer_stack (void)
2021{
2022 int num_to_alloc;
2023
2024 if (!(yy_buffer_stack)) {
2025
2026 /* First allocation is just for 2 elements, since we don't know if this
2027 * scanner will even need a stack. We use 2 instead of 1 to avoid an
2028 * immediate realloc on the next call.
2029 */
2030 num_to_alloc = 1;
2031 (yy_buffer_stack) = (struct yy_buffer_state**)zconfalloc
2032 (num_to_alloc * sizeof(struct yy_buffer_state*)
2033 );
2034 if ( ! (yy_buffer_stack) )
2035 YY_FATAL_ERROR( "out of dynamic memory in zconfensure_buffer_stack()" );
2036
2037 memset((yy_buffer_stack), 0, num_to_alloc * sizeof(struct yy_buffer_state*));
2038
2039 (yy_buffer_stack_max) = num_to_alloc;
2040 (yy_buffer_stack_top) = 0;
2041 return;
2042 }
2043
2044 if ((yy_buffer_stack_top) >= ((yy_buffer_stack_max)) - 1){
2045
2046 /* Increase the buffer to prepare for a possible push. */
2047 int grow_size = 8 /* arbitrary grow size */;
2048
2049 num_to_alloc = (yy_buffer_stack_max) + grow_size;
2050 (yy_buffer_stack) = (struct yy_buffer_state**)zconfrealloc
2051 ((yy_buffer_stack),
2052 num_to_alloc * sizeof(struct yy_buffer_state*)
2053 );
2054 if ( ! (yy_buffer_stack) )
2055 YY_FATAL_ERROR( "out of dynamic memory in zconfensure_buffer_stack()" );
2056
2057 /* zero only the new slots.*/
2058 memset((yy_buffer_stack) + (yy_buffer_stack_max), 0, grow_size * sizeof(struct yy_buffer_state*));
2059 (yy_buffer_stack_max) = num_to_alloc;
2060 }
2061}
2062
2063/** Setup the input buffer state to scan directly from a user-specified character buffer.
2064 * @param base the character buffer
2065 * @param size the size in bytes of the character buffer
2066 *
2067 * @return the newly allocated buffer state object.
2068 */
2069YY_BUFFER_STATE zconf_scan_buffer (char * base, yy_size_t size )
2070{
2071 YY_BUFFER_STATE b;
2072
2073 if ( size < 2 ||
2074 base[size-2] != YY_END_OF_BUFFER_CHAR ||
2075 base[size-1] != YY_END_OF_BUFFER_CHAR )
2076 /* They forgot to leave room for the EOB's. */
2077 return 0;
2078
2079 b = (YY_BUFFER_STATE) zconfalloc(sizeof( struct yy_buffer_state ) );
2080 if ( ! b )
2081 YY_FATAL_ERROR( "out of dynamic memory in zconf_scan_buffer()" );
2082
2083 b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */
2084 b->yy_buf_pos = b->yy_ch_buf = base;
2085 b->yy_is_our_buffer = 0;
2086 b->yy_input_file = 0;
2087 b->yy_n_chars = b->yy_buf_size;
2088 b->yy_is_interactive = 0;
2089 b->yy_at_bol = 1;
2090 b->yy_fill_buffer = 0;
2091 b->yy_buffer_status = YY_BUFFER_NEW;
2092
2093 zconf_switch_to_buffer(b );
2094
2095 return b;
2096}
2097
2098/** Setup the input buffer state to scan a string. The next call to zconflex() will
2099 * scan from a @e copy of @a str.
2100 * @param yystr a NUL-terminated string to scan
2101 *
2102 * @return the newly allocated buffer state object.
2103 * @note If you want to scan bytes that may contain NUL values, then use
2104 * zconf_scan_bytes() instead.
2105 */
2106YY_BUFFER_STATE zconf_scan_string (yyconst char * yystr )
2107{
2108
2109 return zconf_scan_bytes(yystr,strlen(yystr) );
2110}
2111
2112/** Setup the input buffer state to scan the given bytes. The next call to zconflex() will
2113 * scan from a @e copy of @a bytes.
2114 * @param yybytes the byte buffer to scan
2115 * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes.
2116 *
2117 * @return the newly allocated buffer state object.
2118 */
2119YY_BUFFER_STATE zconf_scan_bytes (yyconst char * yybytes, int _yybytes_len )
2120{
2121 YY_BUFFER_STATE b;
2122 char *buf;
2123 yy_size_t n;
2124 int i;
2125
2126 /* Get memory for full buffer, including space for trailing EOB's. */
2127 n = _yybytes_len + 2;
2128 buf = (char *) zconfalloc(n );
2129 if ( ! buf )
2130 YY_FATAL_ERROR( "out of dynamic memory in zconf_scan_bytes()" );
2131
2132 for ( i = 0; i < _yybytes_len; ++i )
2133 buf[i] = yybytes[i];
2134
2135 buf[_yybytes_len] = buf[_yybytes_len+1] = YY_END_OF_BUFFER_CHAR;
2136
2137 b = zconf_scan_buffer(buf,n );
2138 if ( ! b )
2139 YY_FATAL_ERROR( "bad buffer in zconf_scan_bytes()" );
2140
2141 /* It's okay to grow etc. this buffer, and we should throw it
2142 * away when we're done.
2143 */
2144 b->yy_is_our_buffer = 1;
2145
2146 return b;
2147}
2148
2149#ifndef YY_EXIT_FAILURE
2150#define YY_EXIT_FAILURE 2
2151#endif
2152
2153static void yy_fatal_error (yyconst char* msg )
2154{
2155 (void) fprintf( stderr, "%s\n", msg );
2156 exit( YY_EXIT_FAILURE );
2157}
2158
2159/* Redefine yyless() so it works in section 3 code. */
2160
2161#undef yyless
2162#define yyless(n) \
2163 do \
2164 { \
2165 /* Undo effects of setting up zconftext. */ \
2166 int yyless_macro_arg = (n); \
2167 YY_LESS_LINENO(yyless_macro_arg);\
2168 zconftext[zconfleng] = (yy_hold_char); \
2169 (yy_c_buf_p) = zconftext + yyless_macro_arg; \
2170 (yy_hold_char) = *(yy_c_buf_p); \
2171 *(yy_c_buf_p) = '\0'; \
2172 zconfleng = yyless_macro_arg; \
2173 } \
2174 while ( 0 )
2175
2176/* Accessor methods (get/set functions) to struct members. */
2177
2178/** Get the current line number.
2179 *
2180 */
2181int zconfget_lineno (void)
2182{
2183
2184 return zconflineno;
2185}
2186
2187/** Get the input stream.
2188 *
2189 */
2190FILE *zconfget_in (void)
2191{
2192 return zconfin;
2193}
2194
2195/** Get the output stream.
2196 *
2197 */
2198FILE *zconfget_out (void)
2199{
2200 return zconfout;
2201}
2202
2203/** Get the length of the current token.
2204 *
2205 */
2206int zconfget_leng (void)
2207{
2208 return zconfleng;
2209}
2210
2211/** Get the current token.
2212 *
2213 */
2214
2215char *zconfget_text (void)
2216{
2217 return zconftext;
2218}
2219
2220/** Set the current line number.
2221 * @param line_number
2222 *
2223 */
2224void zconfset_lineno (int line_number )
2225{
2226
2227 zconflineno = line_number;
2228}
2229
2230/** Set the input stream. This does not discard the current
2231 * input buffer.
2232 * @param in_str A readable stream.
2233 *
2234 * @see zconf_switch_to_buffer
2235 */
2236void zconfset_in (FILE * in_str )
2237{
2238 zconfin = in_str ;
2239}
2240
2241void zconfset_out (FILE * out_str )
2242{
2243 zconfout = out_str ;
2244}
2245
2246int zconfget_debug (void)
2247{
2248 return zconf_flex_debug;
2249}
2250
2251void zconfset_debug (int bdebug )
2252{
2253 zconf_flex_debug = bdebug ;
2254}
2255
2256static int yy_init_globals (void)
2257{
2258 /* Initialization is the same as for the non-reentrant scanner.
2259 * This function is called from zconflex_destroy(), so don't allocate here.
2260 */
2261
2262 (yy_buffer_stack) = 0;
2263 (yy_buffer_stack_top) = 0;
2264 (yy_buffer_stack_max) = 0;
2265 (yy_c_buf_p) = (char *) 0;
2266 (yy_init) = 0;
2267 (yy_start) = 0;
2268
2269/* Defined in main.c */
2270#ifdef YY_STDINIT
2271 zconfin = stdin;
2272 zconfout = stdout;
2273#else
2274 zconfin = (FILE *) 0;
2275 zconfout = (FILE *) 0;
2276#endif
2277
2278 /* For future reference: Set errno on error, since we are called by
2279 * zconflex_init()
2280 */
2281 return 0;
2282}
2283
2284/* zconflex_destroy is for both reentrant and non-reentrant scanners. */
2285int zconflex_destroy (void)
2286{
2287
2288 /* Pop the buffer stack, destroying each element. */
2289 while(YY_CURRENT_BUFFER){
2290 zconf_delete_buffer(YY_CURRENT_BUFFER );
2291 YY_CURRENT_BUFFER_LVALUE = NULL;
2292 zconfpop_buffer_state();
2293 }
2294
2295 /* Destroy the stack itself. */
2296 zconffree((yy_buffer_stack) );
2297 (yy_buffer_stack) = NULL;
2298
2299 /* Reset the globals. This is important in a non-reentrant scanner so the next time
2300 * zconflex() is called, initialization will occur. */
2301 yy_init_globals( );
2302
2303 return 0;
2304}
2305
2306/*
2307 * Internal utility routines.
2308 */
2309
2310#ifndef yytext_ptr
2311static void yy_flex_strncpy (char* s1, yyconst char * s2, int n )
2312{
2313 register int i;
2314 for ( i = 0; i < n; ++i )
2315 s1[i] = s2[i];
2316}
2317#endif
2318
2319#ifdef YY_NEED_STRLEN
2320static int yy_flex_strlen (yyconst char * s )
2321{
2322 register int n;
2323 for ( n = 0; s[n]; ++n )
2324 ;
2325
2326 return n;
2327}
2328#endif
2329
2330void *zconfalloc (yy_size_t size )
2331{
2332 return (void *) malloc( size );
2333}
2334
2335void *zconfrealloc (void * ptr, yy_size_t size )
2336{
2337 /* The cast to (char *) in the following accommodates both
2338 * implementations that use char* generic pointers, and those
2339 * that use void* generic pointers. It works with the latter
2340 * because both ANSI C and C++ allow castless assignment from
2341 * any pointer type to void*, and deal with argument conversions
2342 * as though doing an assignment.
2343 */
2344 return (void *) realloc( (char *) ptr, size );
2345}
2346
2347void zconffree (void * ptr )
2348{
2349 free( (char *) ptr ); /* see zconfrealloc() for (char *) cast */
2350}
2351
2352#define YYTABLES_NAME "yytables"
2353
2354void zconf_starthelp(void)
2355{
2356 new_string();
2357 last_ts = first_ts = 0;
2358 BEGIN(HELP);
2359}
2360
2361static void zconf_endhelp(void)
2362{
2363 zconflval.string = text;
2364 BEGIN(INITIAL);
2365}
2366
2367/*
2368 * Try to open specified file with following names:
2369 * ./name
2370 * $(srctree)/name
2371 * The latter is used when srctree is separate from objtree
2372 * when compiling the kernel.
2373 * Return NULL if file is not found.
2374 */
2375FILE *zconf_fopen(const char *name)
2376{
2377 char *env, fullname[PATH_MAX+1];
2378 FILE *f;
2379
2380 f = fopen(name, "r");
2381 if (!f && name != NULL && name[0] != '/') {
2382 env = getenv(SRCTREE);
2383 if (env) {
2384 sprintf(fullname, "%s/%s", env, name);
2385 f = fopen(fullname, "r");
2386 }
2387 }
2388 return f;
2389}
2390
2391void zconf_initscan(const char *name)
2392{
2393 zconfin = zconf_fopen(name);
2394 if (!zconfin) {
2395 printf("can't find file %s\n", name);
2396 exit(1);
2397 }
2398
2399 current_buf = xmalloc(sizeof(*current_buf));
2400 memset(current_buf, 0, sizeof(*current_buf));
2401
2402 current_file = file_lookup(name);
2403 current_file->lineno = 1;
2404}
2405
2406void zconf_nextfile(const char *name)
2407{
2408 struct file *iter;
2409 struct file *file = file_lookup(name);
2410 struct buffer *buf = xmalloc(sizeof(*buf));
2411 memset(buf, 0, sizeof(*buf));
2412
2413 current_buf->state = YY_CURRENT_BUFFER;
2414 zconfin = zconf_fopen(file->name);
2415 if (!zconfin) {
2416 printf("%s:%d: can't open file \"%s\"\n",
2417 zconf_curname(), zconf_lineno(), file->name);
2418 exit(1);
2419 }
2420 zconf_switch_to_buffer(zconf_create_buffer(zconfin,YY_BUF_SIZE));
2421 buf->parent = current_buf;
2422 current_buf = buf;
2423
2424 for (iter = current_file->parent; iter; iter = iter->parent ) {
2425 if (!strcmp(current_file->name,iter->name) ) {
2426 printf("%s:%d: recursive inclusion detected. "
2427 "Inclusion path:\n current file : '%s'\n",
2428 zconf_curname(), zconf_lineno(),
2429 zconf_curname());
2430 iter = current_file->parent;
2431 while (iter && \
2432 strcmp(iter->name,current_file->name)) {
2433 printf(" included from: '%s:%d'\n",
2434 iter->name, iter->lineno-1);
2435 iter = iter->parent;
2436 }
2437 if (iter)
2438 printf(" included from: '%s:%d'\n",
2439 iter->name, iter->lineno+1);
2440 exit(1);
2441 }
2442 }
2443 file->lineno = 1;
2444 file->parent = current_file;
2445 current_file = file;
2446}
2447
2448static void zconf_endfile(void)
2449{
2450 struct buffer *parent;
2451
2452 current_file = current_file->parent;
2453
2454 parent = current_buf->parent;
2455 if (parent) {
2456 fclose(zconfin);
2457 zconf_delete_buffer(YY_CURRENT_BUFFER);
2458 zconf_switch_to_buffer(parent->state);
2459 }
2460 free(current_buf);
2461 current_buf = parent;
2462}
2463
2464int zconf_lineno(void)
2465{
2466 return current_pos.lineno;
2467}
2468
2469const char *zconf_curname(void)
2470{
2471 return current_pos.file ? current_pos.file->name : "<none>";
2472}
2473