| blob | 51f15e17543df71494fb9f3144ae0f372f96cd9e |
2 #line 3 "scripts/kconfig/lex.zconf.c"
4 #define YY_INT_ALIGNED short int
6 /* A lexical scanner generated by flex */
8 #define FLEX_SCANNER
9 #define YY_FLEX_MAJOR_VERSION 2
10 #define YY_FLEX_MINOR_VERSION 5
11 #define YY_FLEX_SUBMINOR_VERSION 31
12 #if YY_FLEX_SUBMINOR_VERSION > 0
13 #define FLEX_BETA
14 #endif
16 /* First, we deal with platform-specific or compiler-specific issues. */
18 /* begin standard C headers. */
19 #include <stdio.h>
20 #include <string.h>
21 #include <errno.h>
22 #include <stdlib.h>
24 /* end standard C headers. */
26 /* flex integer type definitions */
28 #ifndef FLEXINT_H
29 #define FLEXINT_H
31 /* C99 systems have <inttypes.h>. Non-C99 systems may or may not. */
33 #if defined __STDC_VERSION__ && __STDC_VERSION__ >= 199901L
34 #include <inttypes.h>
35 typedef int8_t flex_int8_t;
36 typedef uint8_t flex_uint8_t;
37 typedef int16_t flex_int16_t;
38 typedef uint16_t flex_uint16_t;
39 typedef int32_t flex_int32_t;
40 typedef uint32_t flex_uint32_t;
41 #else
42 typedef signed char flex_int8_t;
43 typedef short int flex_int16_t;
44 typedef int flex_int32_t;
45 typedef unsigned char flex_uint8_t;
46 typedef unsigned short int flex_uint16_t;
47 typedef unsigned int flex_uint32_t;
48 #endif /* ! C99 */
50 /* Limits of integral types. */
51 #ifndef INT8_MIN
52 #define INT8_MIN (-128)
53 #endif
54 #ifndef INT16_MIN
55 #define INT16_MIN (-32767-1)
56 #endif
57 #ifndef INT32_MIN
58 #define INT32_MIN (-2147483647-1)
59 #endif
60 #ifndef INT8_MAX
61 #define INT8_MAX (127)
62 #endif
63 #ifndef INT16_MAX
64 #define INT16_MAX (32767)
65 #endif
66 #ifndef INT32_MAX
67 #define INT32_MAX (2147483647)
68 #endif
69 #ifndef UINT8_MAX
70 #define UINT8_MAX (255U)
71 #endif
72 #ifndef UINT16_MAX
73 #define UINT16_MAX (65535U)
74 #endif
75 #ifndef UINT32_MAX
76 #define UINT32_MAX (4294967295U)
77 #endif
79 #endif /* ! FLEXINT_H */
81 #ifdef __cplusplus
83 /* The "const" storage-class-modifier is valid. */
84 #define YY_USE_CONST
86 #else /* ! __cplusplus */
88 #if __STDC__
90 #define YY_USE_CONST
92 #endif /* __STDC__ */
93 #endif /* ! __cplusplus */
95 #ifdef YY_USE_CONST
96 #define yyconst const
97 #else
98 #define yyconst
99 #endif
101 /* Returned upon end-of-file. */
102 #define YY_NULL 0
104 /* Promotes a possibly negative, possibly signed char to an unsigned
105 * integer for use as an array index. If the signed char is negative,
106 * we want to instead treat it as an 8-bit unsigned char, hence the
107 * double cast.
108 */
109 #define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c)
111 /* Enter a start condition. This macro really ought to take a parameter,
112 * but we do it the disgusting crufty way forced on us by the ()-less
113 * definition of BEGIN.
114 */
115 #define BEGIN (yy_start) = 1 + 2 *
117 /* Translate the current start state into a value that can be later handed
118 * to BEGIN to return to the state. The YYSTATE alias is for lex
119 * compatibility.
120 */
121 #define YY_START (((yy_start) - 1) / 2)
122 #define YYSTATE YY_START
124 /* Action number for EOF rule of a given start state. */
125 #define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1)
127 /* Special action meaning "start processing a new file". */
128 #define YY_NEW_FILE zconfrestart(zconfin )
130 #define YY_END_OF_BUFFER_CHAR 0
132 /* Size of default input buffer. */
133 #ifndef YY_BUF_SIZE
134 #define YY_BUF_SIZE 16384
135 #endif
137 #ifndef YY_TYPEDEF_YY_BUFFER_STATE
138 #define YY_TYPEDEF_YY_BUFFER_STATE
139 typedef struct yy_buffer_state *YY_BUFFER_STATE;
140 #endif
142 extern int zconfleng;
144 extern FILE *zconfin, *zconfout;
146 #define EOB_ACT_CONTINUE_SCAN 0
147 #define EOB_ACT_END_OF_FILE 1
148 #define EOB_ACT_LAST_MATCH 2
150 #define YY_LESS_LINENO(n)
152 /* Return all but the first "n" matched characters back to the input stream. */
153 #define yyless(n) \
154 do \
155 { \
156 /* Undo effects of setting up zconftext. */ \
157 int yyless_macro_arg = (n); \
158 YY_LESS_LINENO(yyless_macro_arg);\
159 *yy_cp = (yy_hold_char); \
160 YY_RESTORE_YY_MORE_OFFSET \
161 (yy_c_buf_p) = yy_cp = yy_bp + yyless_macro_arg - YY_MORE_ADJ; \
162 YY_DO_BEFORE_ACTION; /* set up zconftext again */ \
163 } \
164 while ( 0 )
166 #define unput(c) yyunput( c, (yytext_ptr) )
168 /* The following is because we cannot portably get our hands on size_t
169 * (without autoconf's help, which isn't available because we want
170 * flex-generated scanners to compile on their own).
171 */
173 #ifndef YY_TYPEDEF_YY_SIZE_T
174 #define YY_TYPEDEF_YY_SIZE_T
175 typedef unsigned int yy_size_t;
176 #endif
178 #ifndef YY_STRUCT_YY_BUFFER_STATE
179 #define YY_STRUCT_YY_BUFFER_STATE
180 struct yy_buffer_state
181 {
182 FILE *yy_input_file;
184 char *yy_ch_buf; /* input buffer */
185 char *yy_buf_pos; /* current position in input buffer */
187 /* Size of input buffer in bytes, not including room for EOB
188 * characters.
189 */
190 yy_size_t yy_buf_size;
192 /* Number of characters read into yy_ch_buf, not including EOB
193 * characters.
194 */
195 int yy_n_chars;
197 /* Whether we "own" the buffer - i.e., we know we created it,
198 * and can realloc() it to grow it, and should free() it to
199 * delete it.
200 */
201 int yy_is_our_buffer;
203 /* Whether this is an "interactive" input source; if so, and
204 * if we're using stdio for input, then we want to use getc()
205 * instead of fread(), to make sure we stop fetching input after
206 * each newline.
207 */
208 int yy_is_interactive;
210 /* Whether we're considered to be at the beginning of a line.
211 * If so, '^' rules will be active on the next match, otherwise
212 * not.
213 */
214 int yy_at_bol;
216 int yy_bs_lineno; /**< The line count. */
217 int yy_bs_column; /**< The column count. */
219 /* Whether to try to fill the input buffer when we reach the
220 * end of it.
221 */
222 int yy_fill_buffer;
224 int yy_buffer_status;
226 #define YY_BUFFER_NEW 0
227 #define YY_BUFFER_NORMAL 1
228 /* When an EOF's been seen but there's still some text to process
229 * then we mark the buffer as YY_EOF_PENDING, to indicate that we
230 * shouldn't try reading from the input source any more. We might
231 * still have a bunch of tokens to match, though, because of
232 * possible backing-up.
233 *
234 * When we actually see the EOF, we change the status to "new"
235 * (via zconfrestart()), so that the user can continue scanning by
236 * just pointing zconfin at a new input file.
237 */
238 #define YY_BUFFER_EOF_PENDING 2
240 };
241 #endif /* !YY_STRUCT_YY_BUFFER_STATE */
243 /* Stack of input buffers. */
244 static size_t yy_buffer_stack_top = 0; /**< index of top of stack. */
245 static size_t yy_buffer_stack_max = 0; /**< capacity of stack. */
246 static YY_BUFFER_STATE * yy_buffer_stack = 0; /**< Stack as an array. */
248 /* We provide macros for accessing buffer states in case in the
249 * future we want to put the buffer states in a more general
250 * "scanner state".
251 *
252 * Returns the top of the stack, or NULL.
253 */
254 #define YY_CURRENT_BUFFER ( (yy_buffer_stack) \
255 ? (yy_buffer_stack)[(yy_buffer_stack_top)] \
256 : NULL)
258 /* Same as previous macro, but useful when we know that the buffer stack is not
259 * NULL or when we need an lvalue. For internal use only.
260 */
261 #define YY_CURRENT_BUFFER_LVALUE (yy_buffer_stack)[(yy_buffer_stack_top)]
263 /* yy_hold_char holds the character lost when zconftext is formed. */
264 static char yy_hold_char;
265 static int yy_n_chars; /* number of characters read into yy_ch_buf */
266 int zconfleng;
268 /* Points to current character in buffer. */
269 static char *yy_c_buf_p = (char *) 0;
270 static int yy_init = 1; /* whether we need to initialize */
271 static int yy_start = 0; /* start state number */
273 /* Flag which is used to allow zconfwrap()'s to do buffer switches
274 * instead of setting up a fresh zconfin. A bit of a hack ...
275 */
276 static int yy_did_buffer_switch_on_eof;
278 void zconfrestart (FILE *input_file );
279 void zconf_switch_to_buffer (YY_BUFFER_STATE new_buffer );
280 YY_BUFFER_STATE zconf_create_buffer (FILE *file,int size );
281 void zconf_delete_buffer (YY_BUFFER_STATE b );
282 void zconf_flush_buffer (YY_BUFFER_STATE b );
283 void zconfpush_buffer_state (YY_BUFFER_STATE new_buffer );
284 void zconfpop_buffer_state (void );
286 static void zconfensure_buffer_stack (void );
287 static void zconf_load_buffer_state (void );
288 static void zconf_init_buffer (YY_BUFFER_STATE b,FILE *file );
290 #define YY_FLUSH_BUFFER zconf_flush_buffer(YY_CURRENT_BUFFER )
292 YY_BUFFER_STATE zconf_scan_buffer (char *base,yy_size_t size );
293 YY_BUFFER_STATE zconf_scan_string (yyconst char *yy_str );
294 YY_BUFFER_STATE zconf_scan_bytes (yyconst char *bytes,int len );
296 void *zconfalloc (yy_size_t );
297 void *zconfrealloc (void *,yy_size_t );
298 void zconffree (void * );
300 #define yy_new_buffer zconf_create_buffer
302 #define yy_set_interactive(is_interactive) \
303 { \
304 if ( ! YY_CURRENT_BUFFER ){ \
305 zconfensure_buffer_stack (); \
306 YY_CURRENT_BUFFER_LVALUE = \
307 zconf_create_buffer(zconfin,YY_BUF_SIZE ); \
308 } \
309 YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \
310 }
312 #define yy_set_bol(at_bol) \
313 { \
314 if ( ! YY_CURRENT_BUFFER ){\
315 zconfensure_buffer_stack (); \
316 YY_CURRENT_BUFFER_LVALUE = \
317 zconf_create_buffer(zconfin,YY_BUF_SIZE ); \
318 } \
319 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \
320 }
322 #define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol)
324 /* Begin user sect3 */
326 #define zconfwrap() 1
327 #define YY_SKIP_YYWRAP
329 typedef unsigned char YY_CHAR;
331 FILE *zconfin = (FILE *) 0, *zconfout = (FILE *) 0;
333 typedef int yy_state_type;
335 extern int zconflineno;
337 int zconflineno = 1;
339 extern char *zconftext;
340 #define yytext_ptr zconftext
341 static yyconst flex_int16_t yy_nxt[][17] =
342 {
343 {
344 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
345 0, 0, 0, 0, 0, 0, 0
346 },
348 {
349 11, 12, 13, 14, 12, 12, 15, 12, 12, 12,
350 12, 12, 12, 12, 12, 12, 12
351 },
353 {
354 11, 12, 13, 14, 12, 12, 15, 12, 12, 12,
355 12, 12, 12, 12, 12, 12, 12
356 },
358 {
359 11, 16, 16, 17, 16, 16, 16, 16, 16, 16,
360 16, 16, 16, 18, 16, 16, 16
361 },
363 {
364 11, 16, 16, 17, 16, 16, 16, 16, 16, 16,
365 16, 16, 16, 18, 16, 16, 16
367 },
369 {
370 11, 19, 20, 21, 19, 19, 19, 19, 19, 19,
371 19, 19, 19, 19, 19, 19, 19
372 },
374 {
375 11, 19, 20, 21, 19, 19, 19, 19, 19, 19,
376 19, 19, 19, 19, 19, 19, 19
377 },
379 {
380 11, 22, 22, 23, 22, 24, 22, 22, 24, 22,
381 22, 22, 22, 22, 22, 25, 22
382 },
384 {
385 11, 22, 22, 23, 22, 24, 22, 22, 24, 22,
386 22, 22, 22, 22, 22, 25, 22
387 },
389 {
390 11, 26, 26, 27, 28, 29, 30, 31, 29, 32,
391 33, 34, 35, 35, 36, 37, 38
393 },
395 {
396 11, 26, 26, 27, 28, 29, 30, 31, 29, 32,
397 33, 34, 35, 35, 36, 37, 38
398 },
400 {
401 -11, -11, -11, -11, -11, -11, -11, -11, -11, -11,
402 -11, -11, -11, -11, -11, -11, -11
403 },
405 {
406 11, -12, -12, -12, -12, -12, -12, -12, -12, -12,
407 -12, -12, -12, -12, -12, -12, -12
408 },
410 {
411 11, -13, 39, 40, -13, -13, 41, -13, -13, -13,
412 -13, -13, -13, -13, -13, -13, -13
413 },
415 {
416 11, -14, -14, -14, -14, -14, -14, -14, -14, -14,
417 -14, -14, -14, -14, -14, -14, -14
419 },
421 {
422 11, 42, 42, 43, 42, 42, 42, 42, 42, 42,
423 42, 42, 42, 42, 42, 42, 42
424 },
426 {
427 11, -16, -16, -16, -16, -16, -16, -16, -16, -16,
428 -16, -16, -16, -16, -16, -16, -16
429 },
431 {
432 11, -17, -17, -17, -17, -17, -17, -17, -17, -17,
433 -17, -17, -17, -17, -17, -17, -17
434 },
436 {
437 11, -18, -18, -18, -18, -18, -18, -18, -18, -18,
438 -18, -18, -18, 44, -18, -18, -18
439 },
441 {
442 11, 45, 45, -19, 45, 45, 45, 45, 45, 45,
443 45, 45, 45, 45, 45, 45, 45
445 },
447 {
448 11, -20, 46, 47, -20, -20, -20, -20, -20, -20,
449 -20, -20, -20, -20, -20, -20, -20
450 },
452 {
453 11, 48, -21, -21, 48, 48, 48, 48, 48, 48,
454 48, 48, 48, 48, 48, 48, 48
455 },
457 {
458 11, 49, 49, 50, 49, -22, 49, 49, -22, 49,
459 49, 49, 49, 49, 49, -22, 49
460 },
462 {
463 11, -23, -23, -23, -23, -23, -23, -23, -23, -23,
464 -23, -23, -23, -23, -23, -23, -23
465 },
467 {
468 11, -24, -24, -24, -24, -24, -24, -24, -24, -24,
469 -24, -24, -24, -24, -24, -24, -24
471 },
473 {
474 11, 51, 51, 52, 51, 51, 51, 51, 51, 51,
475 51, 51, 51, 51, 51, 51, 51
476 },
478 {
479 11, -26, -26, -26, -26, -26, -26, -26, -26, -26,
480 -26, -26, -26, -26, -26, -26, -26
481 },
483 {
484 11, -27, -27, -27, -27, -27, -27, -27, -27, -27,
485 -27, -27, -27, -27, -27, -27, -27
486 },
488 {
489 11, -28, -28, -28, -28, -28, -28, -28, -28, -28,
490 -28, -28, -28, -28, 53, -28, -28
491 },
493 {
494 11, -29, -29, -29, -29, -29, -29, -29, -29, -29,
495 -29, -29, -29, -29, -29, -29, -29
497 },
499 {
500 11, 54, 54, -30, 54, 54, 54, 54, 54, 54,
501 54, 54, 54, 54, 54, 54, 54
502 },
504 {
505 11, -31, -31, -31, -31, -31, -31, 55, -31, -31,
506 -31, -31, -31, -31, -31, -31, -31
507 },
509 {
510 11, -32, -32, -32, -32, -32, -32, -32, -32, -32,
511 -32, -32, -32, -32, -32, -32, -32
512 },
514 {
515 11, -33, -33, -33, -33, -33, -33, -33, -33, -33,
516 -33, -33, -33, -33, -33, -33, -33
517 },
519 {
520 11, -34, -34, -34, -34, -34, -34, -34, -34, -34,
521 -34, 56, 57, 57, -34, -34, -34
523 },
525 {
526 11, -35, -35, -35, -35, -35, -35, -35, -35, -35,
527 -35, 57, 57, 57, -35, -35, -35
528 },
530 {
531 11, -36, -36, -36, -36, -36, -36, -36, -36, -36,
532 -36, -36, -36, -36, -36, -36, -36
533 },
535 {
536 11, -37, -37, 58, -37, -37, -37, -37, -37, -37,
537 -37, -37, -37, -37, -37, -37, -37
538 },
540 {
541 11, -38, -38, -38, -38, -38, -38, -38, -38, -38,
542 -38, -38, -38, -38, -38, -38, 59
543 },
545 {
546 11, -39, 39, 40, -39, -39, 41, -39, -39, -39,
547 -39, -39, -39, -39, -39, -39, -39
549 },
551 {
552 11, -40, -40, -40, -40, -40, -40, -40, -40, -40,
553 -40, -40, -40, -40, -40, -40, -40
554 },
556 {
557 11, 42, 42, 43, 42, 42, 42, 42, 42, 42,
558 42, 42, 42, 42, 42, 42, 42
559 },
561 {
562 11, 42, 42, 43, 42, 42, 42, 42, 42, 42,
563 42, 42, 42, 42, 42, 42, 42
564 },
566 {
567 11, -43, -43, -43, -43, -43, -43, -43, -43, -43,
568 -43, -43, -43, -43, -43, -43, -43
569 },
571 {
572 11, -44, -44, -44, -44, -44, -44, -44, -44, -44,
573 -44, -44, -44, 44, -44, -44, -44
575 },
577 {
578 11, 45, 45, -45, 45, 45, 45, 45, 45, 45,
579 45, 45, 45, 45, 45, 45, 45
580 },
582 {
583 11, -46, 46, 47, -46, -46, -46, -46, -46, -46,
584 -46, -46, -46, -46, -46, -46, -46
585 },
587 {
588 11, 48, -47, -47, 48, 48, 48, 48, 48, 48,
589 48, 48, 48, 48, 48, 48, 48
590 },
592 {
593 11, -48, -48, -48, -48, -48, -48, -48, -48, -48,
594 -48, -48, -48, -48, -48, -48, -48
595 },
597 {
598 11, 49, 49, 50, 49, -49, 49, 49, -49, 49,
599 49, 49, 49, 49, 49, -49, 49
601 },
603 {
604 11, -50, -50, -50, -50, -50, -50, -50, -50, -50,
605 -50, -50, -50, -50, -50, -50, -50
606 },
608 {
609 11, -51, -51, 52, -51, -51, -51, -51, -51, -51,
610 -51, -51, -51, -51, -51, -51, -51
611 },
613 {
614 11, -52, -52, -52, -52, -52, -52, -52, -52, -52,
615 -52, -52, -52, -52, -52, -52, -52
616 },
618 {
619 11, -53, -53, -53, -53, -53, -53, -53, -53, -53,
620 -53, -53, -53, -53, -53, -53, -53
621 },
623 {
624 11, 54, 54, -54, 54, 54, 54, 54, 54, 54,
625 54, 54, 54, 54, 54, 54, 54
627 },
629 {
630 11, -55, -55, -55, -55, -55, -55, -55, -55, -55,
631 -55, -55, -55, -55, -55, -55, -55
632 },
634 {
635 11, -56, -56, -56, -56, -56, -56, -56, -56, -56,
636 -56, 60, 57, 57, -56, -56, -56
637 },
639 {
640 11, -57, -57, -57, -57, -57, -57, -57, -57, -57,
641 -57, 57, 57, 57, -57, -57, -57
642 },
644 {
645 11, -58, -58, -58, -58, -58, -58, -58, -58, -58,
646 -58, -58, -58, -58, -58, -58, -58
647 },
649 {
650 11, -59, -59, -59, -59, -59, -59, -59, -59, -59,
651 -59, -59, -59, -59, -59, -59, -59
653 },
655 {
656 11, -60, -60, -60, -60, -60, -60, -60, -60, -60,
657 -60, 57, 57, 57, -60, -60, -60
658 },
660 } ;
662 static yy_state_type yy_get_previous_state (void );
663 static yy_state_type yy_try_NUL_trans (yy_state_type current_state );
664 static int yy_get_next_buffer (void );
665 static void yy_fatal_error (yyconst char msg[] );
667 /* Done after the current pattern has been matched and before the
668 * corresponding action - sets up zconftext.
669 */
670 #define YY_DO_BEFORE_ACTION \
671 (yytext_ptr) = yy_bp; \
672 zconfleng = (size_t) (yy_cp - yy_bp); \
673 (yy_hold_char) = *yy_cp; \
674 *yy_cp = '\0'; \
675 (yy_c_buf_p) = yy_cp;
677 #define YY_NUM_RULES 33
678 #define YY_END_OF_BUFFER 34
679 /* This struct is not used in this scanner,
680 but its presence is necessary. */
681 struct yy_trans_info
682 {
683 flex_int32_t yy_verify;
684 flex_int32_t yy_nxt;
685 };
686 static yyconst flex_int16_t yy_accept[61] =
687 { 0,
688 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
689 34, 5, 4, 2, 3, 7, 8, 6, 32, 29,
690 31, 24, 28, 27, 26, 22, 17, 13, 16, 20,
691 22, 11, 12, 19, 19, 14, 22, 22, 4, 2,
692 3, 3, 1, 6, 32, 29, 31, 30, 24, 23,
693 26, 25, 15, 20, 9, 19, 19, 21, 10, 18
694 } ;
696 static yyconst flex_int32_t yy_ec[256] =
697 { 0,
698 1, 1, 1, 1, 1, 1, 1, 1, 2, 3,
699 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
700 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
701 1, 2, 4, 5, 6, 1, 1, 7, 8, 9,
702 10, 1, 1, 1, 11, 12, 12, 13, 13, 13,
703 13, 13, 13, 13, 13, 13, 13, 1, 1, 1,
704 14, 1, 1, 1, 13, 13, 13, 13, 13, 13,
705 13, 13, 13, 13, 13, 13, 13, 13, 13, 13,
706 13, 13, 13, 13, 13, 13, 13, 13, 13, 13,
707 1, 15, 1, 1, 13, 1, 13, 13, 13, 13,
709 13, 13, 13, 13, 13, 13, 13, 13, 13, 13,
710 13, 13, 13, 13, 13, 13, 13, 13, 13, 13,
711 13, 13, 1, 16, 1, 1, 1, 1, 1, 1,
712 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
713 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
714 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
715 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
716 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
717 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
718 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
720 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
721 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
722 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
723 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
724 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
725 1, 1, 1, 1, 1
726 } ;
728 extern int zconf_flex_debug;
729 int zconf_flex_debug = 0;
731 /* The intent behind this definition is that it'll catch
732 * any uses of REJECT which flex missed.
733 */
734 #define REJECT reject_used_but_not_detected
735 #define yymore() yymore_used_but_not_detected
736 #define YY_MORE_ADJ 0
737 #define YY_RESTORE_YY_MORE_OFFSET
738 char *zconftext;
740 /*
741 * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org>
742 * Released under the terms of the GNU GPL v2.0.
743 */
745 #include <limits.h>
746 #include <stdio.h>
747 #include <stdlib.h>
748 #include <string.h>
749 #include <unistd.h>
751 #define LKC_DIRECT_LINK
752 #include "lkc.h"
754 #define START_STRSIZE 16
756 static struct {
757 struct file *file;
758 int lineno;
759 } current_pos;
761 static char *text;
762 static int text_size, text_asize;
764 struct buffer {
765 struct buffer *parent;
766 YY_BUFFER_STATE state;
767 };
769 struct buffer *current_buf;
771 static int last_ts, first_ts;
773 static void zconf_endhelp(void);
774 static void zconf_endfile(void);
776 void new_string(void)
777 {
778 text = malloc(START_STRSIZE);
779 text_asize = START_STRSIZE;
780 text_size = 0;
781 *text = 0;
782 }
784 void append_string(const char *str, int size)
785 {
786 int new_size = text_size + size + 1;
787 if (size > 70) {
788 fprintf (stderr, "%s:%d error: Overlong line\n",
789 current_file->name, current_file->lineno);
790 }
792 if (new_size > text_asize) {
793 new_size += START_STRSIZE - 1;
794 new_size &= -START_STRSIZE;
795 text = realloc(text, new_size);
796 text_asize = new_size;
797 }
798 memcpy(text + text_size, str, size);
799 text_size += size;
800 text[text_size] = 0;
801 }
803 void alloc_string(const char *str, int size)
804 {
805 text = malloc(size + 1);
806 memcpy(text, str, size);
807 text[size] = 0;
808 }
810 #define INITIAL 0
811 #define COMMAND 1
812 #define HELP 2
813 #define STRING 3
814 #define PARAM 4
816 #ifndef YY_NO_UNISTD_H
817 /* Special case for "unistd.h", since it is non-ANSI. We include it way
818 * down here because we want the user's section 1 to have been scanned first.
819 * The user has a chance to override it with an option.
820 */
821 #include <unistd.h>
822 #endif
824 #ifndef YY_EXTRA_TYPE
825 #define YY_EXTRA_TYPE void *
826 #endif
828 /* Macros after this point can all be overridden by user definitions in
829 * section 1.
830 */
832 #ifndef YY_SKIP_YYWRAP
833 #ifdef __cplusplus
834 extern "C" int zconfwrap (void );
835 #else
836 extern int zconfwrap (void );
837 #endif
838 #endif
840 static void yyunput (int c,char *buf_ptr );
842 #ifndef yytext_ptr
843 static void yy_flex_strncpy (char *,yyconst char *,int );
844 #endif
846 #ifdef YY_NEED_STRLEN
847 static int yy_flex_strlen (yyconst char * );
848 #endif
850 //bbox: suppressing "defined but not used" warning
851 #define YY_NO_INPUT 1
853 #ifndef YY_NO_INPUT
855 #ifdef __cplusplus
856 static int yyinput (void );
857 #else
858 static int input (void );
859 #endif
861 #endif
863 /* Amount of stuff to slurp up with each read. */
864 #ifndef YY_READ_BUF_SIZE
865 #define YY_READ_BUF_SIZE 8192
866 #endif
868 /* Copy whatever the last rule matched to the standard output. */
869 #ifndef ECHO
870 /* This used to be an fputs(), but since the string might contain NUL's,
871 * we now use fwrite().
872 */
873 #define ECHO (void) fwrite( zconftext, zconfleng, 1, zconfout )
874 #endif
876 /* Gets input and stuffs it into "buf". number of characters read, or YY_NULL,
877 * is returned in "result".
878 */
879 #ifndef YY_INPUT
880 #define YY_INPUT(buf,result,max_size) \
881 errno=0; \
882 while ( (result = read( fileno(zconfin), (char *) buf, max_size )) < 0 ) \
883 { \
884 if( errno != EINTR) \
885 { \
886 YY_FATAL_ERROR( "input in flex scanner failed" ); \
887 break; \
888 } \
889 errno=0; \
890 clearerr(zconfin); \
891 }\
892 \
894 #endif
896 /* No semi-colon after return; correct usage is to write "yyterminate();" -
897 * we don't want an extra ';' after the "return" because that will cause
898 * some compilers to complain about unreachable statements.
899 */
900 #ifndef yyterminate
901 #define yyterminate() return YY_NULL
902 #endif
904 /* Number of entries by which start-condition stack grows. */
905 #ifndef YY_START_STACK_INCR
906 #define YY_START_STACK_INCR 25
907 #endif
909 /* Report a fatal error. */
910 #ifndef YY_FATAL_ERROR
911 #define YY_FATAL_ERROR(msg) yy_fatal_error( msg )
912 #endif
914 /* end tables serialization structures and prototypes */
916 /* Default declaration of generated scanner - a define so the user can
917 * easily add parameters.
918 */
919 #ifndef YY_DECL
920 #define YY_DECL_IS_OURS 1
922 extern int zconflex (void);
924 #define YY_DECL int zconflex (void)
925 #endif /* !YY_DECL */
927 /* Code executed at the beginning of each rule, after zconftext and zconfleng
928 * have been set up.
929 */
930 #ifndef YY_USER_ACTION
931 #define YY_USER_ACTION
932 #endif
934 /* Code executed at the end of each rule. */
935 #ifndef YY_BREAK
936 #define YY_BREAK break;
937 #endif
939 #define YY_RULE_SETUP \
940 YY_USER_ACTION
942 /** The main scanner function which does all the work.
943 */
944 YY_DECL
945 {
946 register yy_state_type yy_current_state;
947 register char *yy_cp, *yy_bp;
948 register int yy_act;
950 int str = 0;
951 int ts, i;
953 if ( (yy_init) )
954 {
955 (yy_init) = 0;
957 #ifdef YY_USER_INIT
958 YY_USER_INIT;
959 #endif
961 if ( ! (yy_start) )
962 (yy_start) = 1; /* first start state */
964 if ( ! zconfin )
965 zconfin = stdin;
967 if ( ! zconfout )
968 zconfout = stdout;
970 if ( ! YY_CURRENT_BUFFER ) {
971 zconfensure_buffer_stack ();
972 YY_CURRENT_BUFFER_LVALUE =
973 zconf_create_buffer(zconfin,YY_BUF_SIZE );
974 }
976 zconf_load_buffer_state( );
977 }
979 while ( 1 ) /* loops until end-of-file is reached */
980 {
981 yy_cp = (yy_c_buf_p);
983 /* Support of zconftext. */
984 *yy_cp = (yy_hold_char);
986 /* yy_bp points to the position in yy_ch_buf of the start of
987 * the current run.
988 */
989 yy_bp = yy_cp;
991 yy_current_state = (yy_start);
992 yy_match:
993 while ( (yy_current_state = yy_nxt[yy_current_state][ yy_ec[YY_SC_TO_UI(*yy_cp)] ]) > 0 )
994 ++yy_cp;
996 yy_current_state = -yy_current_state;
998 yy_find_action:
999 yy_act = yy_accept[yy_current_state];
1001 YY_DO_BEFORE_ACTION;
1003 do_action: /* This label is used only to access EOF actions. */
1005 switch ( yy_act )
1006 { /* beginning of action switch */
1007 case 1:
1008 /* rule 1 can match eol */
1009 case 2:
1010 /* rule 2 can match eol */
1011 YY_RULE_SETUP
1012 {
1013 current_file->lineno++;
1014 return T_EOL;
1015 }
1016 YY_BREAK
1017 case 3:
1018 YY_RULE_SETUP
1020 YY_BREAK
1021 case 4:
1022 YY_RULE_SETUP
1023 {
1024 BEGIN(COMMAND);
1025 }
1026 YY_BREAK
1027 case 5:
1028 YY_RULE_SETUP
1029 {
1030 unput(zconftext[0]);
1031 BEGIN(COMMAND);
1032 }
1033 YY_BREAK
1035 case 6:
1036 YY_RULE_SETUP
1037 {
1038 struct kconf_id *id = kconf_id_lookup(zconftext, zconfleng);
1039 BEGIN(PARAM);
1040 current_pos.file = current_file;
1041 current_pos.lineno = current_file->lineno;
1042 if (id && id->flags & TF_COMMAND) {
1043 zconflval.id = id;
1044 return id->token;
1045 }
1046 alloc_string(zconftext, zconfleng);
1047 zconflval.string = text;
1048 return T_WORD;
1049 }
1050 YY_BREAK
1051 case 7:
1052 YY_RULE_SETUP
1054 YY_BREAK
1055 case 8:
1056 /* rule 8 can match eol */
1057 YY_RULE_SETUP
1058 {
1059 BEGIN(INITIAL);
1060 current_file->lineno++;
1061 return T_EOL;
1062 }
1063 YY_BREAK
1065 case 9:
1066 YY_RULE_SETUP
1067 return T_AND;
1068 YY_BREAK
1069 case 10:
1070 YY_RULE_SETUP
1071 return T_OR;
1072 YY_BREAK
1073 case 11:
1074 YY_RULE_SETUP
1075 return T_OPEN_PAREN;
1076 YY_BREAK
1077 case 12:
1078 YY_RULE_SETUP
1079 return T_CLOSE_PAREN;
1080 YY_BREAK
1081 case 13:
1082 YY_RULE_SETUP
1083 return T_NOT;
1084 YY_BREAK
1085 case 14:
1086 YY_RULE_SETUP
1087 return T_EQUAL;
1088 YY_BREAK
1089 case 15:
1090 YY_RULE_SETUP
1091 return T_UNEQUAL;
1092 YY_BREAK
1093 case 16:
1094 YY_RULE_SETUP
1095 {
1096 str = zconftext[0];
1097 new_string();
1098 BEGIN(STRING);
1099 }
1100 YY_BREAK
1101 case 17:
1102 /* rule 17 can match eol */
1103 YY_RULE_SETUP
1104 BEGIN(INITIAL); current_file->lineno++; return T_EOL;
1105 YY_BREAK
1106 case 18:
1107 YY_RULE_SETUP
1108 /* ignore */
1109 YY_BREAK
1110 case 19:
1111 YY_RULE_SETUP
1112 {
1113 struct kconf_id *id = kconf_id_lookup(zconftext, zconfleng);
1114 if (id && id->flags & TF_PARAM) {
1115 zconflval.id = id;
1116 return id->token;
1117 }
1118 alloc_string(zconftext, zconfleng);
1119 zconflval.string = text;
1120 return T_WORD;
1121 }
1122 YY_BREAK
1123 case 20:
1124 YY_RULE_SETUP
1125 /* comment */
1126 YY_BREAK
1127 case 21:
1128 /* rule 21 can match eol */
1129 YY_RULE_SETUP
1130 current_file->lineno++;
1131 YY_BREAK
1132 case 22:
1133 YY_RULE_SETUP
1135 YY_BREAK
1136 case YY_STATE_EOF(PARAM):
1137 {
1138 BEGIN(INITIAL);
1139 }
1140 YY_BREAK
1142 case 23:
1143 /* rule 23 can match eol */
1144 *yy_cp = (yy_hold_char); /* undo effects of setting up zconftext */
1145 (yy_c_buf_p) = yy_cp -= 1;
1146 YY_DO_BEFORE_ACTION; /* set up zconftext again */
1147 YY_RULE_SETUP
1148 {
1149 append_string(zconftext, zconfleng);
1150 zconflval.string = text;
1151 return T_WORD_QUOTE;
1152 }
1153 YY_BREAK
1154 case 24:
1155 YY_RULE_SETUP
1156 {
1157 append_string(zconftext, zconfleng);
1158 }
1159 YY_BREAK
1160 case 25:
1161 /* rule 25 can match eol */
1162 *yy_cp = (yy_hold_char); /* undo effects of setting up zconftext */
1163 (yy_c_buf_p) = yy_cp -= 1;
1164 YY_DO_BEFORE_ACTION; /* set up zconftext again */
1165 YY_RULE_SETUP
1166 {
1167 append_string(zconftext + 1, zconfleng - 1);
1168 zconflval.string = text;
1169 return T_WORD_QUOTE;
1170 }
1171 YY_BREAK
1172 case 26:
1173 YY_RULE_SETUP
1174 {
1175 append_string(zconftext + 1, zconfleng - 1);
1176 }
1177 YY_BREAK
1178 case 27:
1179 YY_RULE_SETUP
1180 {
1181 if (str == zconftext[0]) {
1182 BEGIN(PARAM);
1183 zconflval.string = text;
1184 return T_WORD_QUOTE;
1185 } else
1186 append_string(zconftext, 1);
1187 }
1188 YY_BREAK
1189 case 28:
1190 /* rule 28 can match eol */
1191 YY_RULE_SETUP
1192 {
1193 printf("%s:%d:warning: multi-line strings not supported\n", zconf_curname(), zconf_lineno());
1194 current_file->lineno++;
1195 BEGIN(INITIAL);
1196 return T_EOL;
1197 }
1198 YY_BREAK
1199 case YY_STATE_EOF(STRING):
1200 {
1201 BEGIN(INITIAL);
1202 }
1203 YY_BREAK
1205 case 29:
1206 YY_RULE_SETUP
1207 {
1208 ts = 0;
1209 for (i = 0; i < zconfleng; i++) {
1210 if (zconftext[i] == '\t')
1211 ts = (ts & ~7) + 8;
1212 else
1213 ts++;
1214 }
1215 last_ts = ts;
1216 if (first_ts) {
1217 if (ts < first_ts) {
1218 zconf_endhelp();
1219 return T_HELPTEXT;
1220 }
1221 ts -= first_ts;
1222 while (ts > 8) {
1223 append_string(" ", 8);
1224 ts -= 8;
1225 }
1226 append_string(" ", ts);
1227 }
1228 }
1229 YY_BREAK
1230 case 30:
1231 /* rule 30 can match eol */
1232 *yy_cp = (yy_hold_char); /* undo effects of setting up zconftext */
1233 (yy_c_buf_p) = yy_cp -= 1;
1234 YY_DO_BEFORE_ACTION; /* set up zconftext again */
1235 YY_RULE_SETUP
1236 {
1237 current_file->lineno++;
1238 zconf_endhelp();
1239 return T_HELPTEXT;
1240 }
1241 YY_BREAK
1242 case 31:
1243 /* rule 31 can match eol */
1244 YY_RULE_SETUP
1245 {
1246 current_file->lineno++;
1247 append_string("\n", 1);
1248 }
1249 YY_BREAK
1250 case 32:
1251 YY_RULE_SETUP
1252 {
1253 append_string(zconftext, zconfleng);
1254 if (!first_ts)
1255 first_ts = last_ts;
1256 }
1257 YY_BREAK
1258 case YY_STATE_EOF(HELP):
1259 {
1260 zconf_endhelp();
1261 return T_HELPTEXT;
1262 }
1263 YY_BREAK
1265 case YY_STATE_EOF(INITIAL):
1266 case YY_STATE_EOF(COMMAND):
1267 {
1268 if (current_file) {
1269 zconf_endfile();
1270 return T_EOL;
1271 }
1272 fclose(zconfin);
1273 yyterminate();
1274 }
1275 YY_BREAK
1276 case 33:
1277 YY_RULE_SETUP
1278 YY_FATAL_ERROR( "flex scanner jammed" );
1279 YY_BREAK
1281 case YY_END_OF_BUFFER:
1282 {
1283 /* Amount of text matched not including the EOB char. */
1284 int yy_amount_of_matched_text = (int) (yy_cp - (yytext_ptr)) - 1;
1286 /* Undo the effects of YY_DO_BEFORE_ACTION. */
1287 *yy_cp = (yy_hold_char);
1288 YY_RESTORE_YY_MORE_OFFSET
1290 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_NEW )
1291 {
1292 /* We're scanning a new file or input source. It's
1293 * possible that this happened because the user
1294 * just pointed zconfin at a new source and called
1295 * zconflex(). If so, then we have to assure
1296 * consistency between YY_CURRENT_BUFFER and our
1297 * globals. Here is the right place to do so, because
1298 * this is the first action (other than possibly a
1299 * back-up) that will match for the new input source.
1300 */
1301 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
1302 YY_CURRENT_BUFFER_LVALUE->yy_input_file = zconfin;
1303 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = YY_BUFFER_NORMAL;
1304 }
1306 /* Note that here we test for yy_c_buf_p "<=" to the position
1307 * of the first EOB in the buffer, since yy_c_buf_p will
1308 * already have been incremented past the NUL character
1309 * (since all states make transitions on EOB to the
1310 * end-of-buffer state). Contrast this with the test
1311 * in input().
1312 */
1313 if ( (yy_c_buf_p) <= &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] )
1314 { /* This was really a NUL. */
1315 yy_state_type yy_next_state;
1317 (yy_c_buf_p) = (yytext_ptr) + yy_amount_of_matched_text;
1319 yy_current_state = yy_get_previous_state( );
1321 /* Okay, we're now positioned to make the NUL
1322 * transition. We couldn't have
1323 * yy_get_previous_state() go ahead and do it
1324 * for us because it doesn't know how to deal
1325 * with the possibility of jamming (and we don't
1326 * want to build jamming into it because then it
1327 * will run more slowly).
1328 */
1330 yy_next_state = yy_try_NUL_trans( yy_current_state );
1332 yy_bp = (yytext_ptr) + YY_MORE_ADJ;
1334 if ( yy_next_state )
1335 {
1336 /* Consume the NUL. */
1337 yy_cp = ++(yy_c_buf_p);
1338 yy_current_state = yy_next_state;
1339 goto yy_match;
1340 }
1342 else
1343 {
1344 yy_cp = (yy_c_buf_p);
1345 goto yy_find_action;
1346 }
1347 }
1349 else switch ( yy_get_next_buffer( ) )
1350 {
1351 case EOB_ACT_END_OF_FILE:
1352 {
1353 (yy_did_buffer_switch_on_eof) = 0;
1355 if ( zconfwrap( ) )
1356 {
1357 /* Note: because we've taken care in
1358 * yy_get_next_buffer() to have set up
1359 * zconftext, we can now set up
1360 * yy_c_buf_p so that if some total
1361 * hoser (like flex itself) wants to
1362 * call the scanner after we return the
1363 * YY_NULL, it'll still work - another
1364 * YY_NULL will get returned.
1365 */
1366 (yy_c_buf_p) = (yytext_ptr) + YY_MORE_ADJ;
1368 yy_act = YY_STATE_EOF(YY_START);
1369 goto do_action;
1370 }
1372 else
1373 {
1374 if ( ! (yy_did_buffer_switch_on_eof) )
1375 YY_NEW_FILE;
1376 }
1377 break;
1378 }
1380 case EOB_ACT_CONTINUE_SCAN:
1381 (yy_c_buf_p) =
1382 (yytext_ptr) + yy_amount_of_matched_text;
1384 yy_current_state = yy_get_previous_state( );
1386 yy_cp = (yy_c_buf_p);
1387 yy_bp = (yytext_ptr) + YY_MORE_ADJ;
1388 goto yy_match;
1390 case EOB_ACT_LAST_MATCH:
1391 (yy_c_buf_p) =
1392 &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)];
1394 yy_current_state = yy_get_previous_state( );
1396 yy_cp = (yy_c_buf_p);
1397 yy_bp = (yytext_ptr) + YY_MORE_ADJ;
1398 goto yy_find_action;
1399 }
1400 break;
1401 }
1403 default:
1404 YY_FATAL_ERROR(
1405 "fatal flex scanner internal error--no action found" );
1406 } /* end of action switch */
1407 } /* end of scanning one token */
1408 } /* end of zconflex */
1410 /* yy_get_next_buffer - try to read in a new buffer
1411 *
1412 * Returns a code representing an action:
1413 * EOB_ACT_LAST_MATCH -
1414 * EOB_ACT_CONTINUE_SCAN - continue scanning from current position
1415 * EOB_ACT_END_OF_FILE - end of file
1416 */
1417 static int yy_get_next_buffer (void)
1418 {
1419 register char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf;
1420 register char *source = (yytext_ptr);
1421 register int number_to_move, i;
1422 int ret_val;
1424 if ( (yy_c_buf_p) > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] )
1425 YY_FATAL_ERROR(
1426 "fatal flex scanner internal error--end of buffer missed" );
1428 if ( YY_CURRENT_BUFFER_LVALUE->yy_fill_buffer == 0 )
1429 { /* Don't try to fill the buffer, so this is an EOF. */
1430 if ( (yy_c_buf_p) - (yytext_ptr) - YY_MORE_ADJ == 1 )
1431 {
1432 /* We matched a single character, the EOB, so
1433 * treat this as a final EOF.
1434 */
1435 return EOB_ACT_END_OF_FILE;
1436 }
1438 else
1439 {
1440 /* We matched some text prior to the EOB, first
1441 * process it.
1442 */
1443 return EOB_ACT_LAST_MATCH;
1444 }
1445 }
1447 /* Try to read more data. */
1449 /* First move last chars to start of buffer. */
1450 number_to_move = (int) ((yy_c_buf_p) - (yytext_ptr)) - 1;
1452 for ( i = 0; i < number_to_move; ++i )
1453 *(dest++) = *(source++);
1455 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_EOF_PENDING )
1456 /* don't do the read, it's not guaranteed to return an EOF,
1457 * just force an EOF
1458 */
1459 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars) = 0;
1461 else
1462 {
1463 size_t num_to_read =
1464 YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1;
1466 while ( num_to_read <= 0 )
1467 { /* Not enough room in the buffer - grow it. */
1469 /* just a shorter name for the current buffer */
1470 YY_BUFFER_STATE b = YY_CURRENT_BUFFER;
1472 int yy_c_buf_p_offset =
1473 (int) ((yy_c_buf_p) - b->yy_ch_buf);
1475 if ( b->yy_is_our_buffer )
1476 {
1477 int new_size = b->yy_buf_size * 2;
1479 if ( new_size <= 0 )
1480 b->yy_buf_size += b->yy_buf_size / 8;
1481 else
1482 b->yy_buf_size *= 2;
1484 b->yy_ch_buf = (char *)
1485 /* Include room in for 2 EOB chars. */
1486 zconfrealloc((void *) b->yy_ch_buf,b->yy_buf_size + 2 );
1487 }
1488 else
1489 /* Can't grow it, we don't own it. */
1490 b->yy_ch_buf = 0;
1492 if ( ! b->yy_ch_buf )
1493 YY_FATAL_ERROR(
1494 "fatal error - scanner input buffer overflow" );
1496 (yy_c_buf_p) = &b->yy_ch_buf[yy_c_buf_p_offset];
1498 num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size -
1499 number_to_move - 1;
1501 }
1503 if ( num_to_read > YY_READ_BUF_SIZE )
1504 num_to_read = YY_READ_BUF_SIZE;
1506 /* Read in more data. */
1507 YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]),
1508 (yy_n_chars), num_to_read );
1510 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
1511 }
1513 if ( (yy_n_chars) == 0 )
1514 {
1515 if ( number_to_move == YY_MORE_ADJ )
1516 {
1517 ret_val = EOB_ACT_END_OF_FILE;
1518 zconfrestart(zconfin );
1519 }
1521 else
1522 {
1523 ret_val = EOB_ACT_LAST_MATCH;
1524 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status =
1525 YY_BUFFER_EOF_PENDING;
1526 }
1527 }
1529 else
1530 ret_val = EOB_ACT_CONTINUE_SCAN;
1532 (yy_n_chars) += number_to_move;
1533 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] = YY_END_OF_BUFFER_CHAR;
1534 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] = YY_END_OF_BUFFER_CHAR;
1536 (yytext_ptr) = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[0];
1538 return ret_val;
1539 }
1541 /* yy_get_previous_state - get the state just before the EOB char was reached */
1543 static yy_state_type yy_get_previous_state (void)
1544 {
1545 register yy_state_type yy_current_state;
1546 register char *yy_cp;
1548 yy_current_state = (yy_start);
1550 for ( yy_cp = (yytext_ptr) + YY_MORE_ADJ; yy_cp < (yy_c_buf_p); ++yy_cp )
1551 {
1552 yy_current_state = yy_nxt[yy_current_state][(*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1)];
1553 }
1555 return yy_current_state;
1556 }
1558 /* yy_try_NUL_trans - try to make a transition on the NUL character
1559 *
1560 * synopsis
1561 * next_state = yy_try_NUL_trans( current_state );
1562 */
1563 static yy_state_type yy_try_NUL_trans (yy_state_type yy_current_state )
1564 {
1565 register int yy_is_jam;
1567 yy_current_state = yy_nxt[yy_current_state][1];
1568 yy_is_jam = (yy_current_state <= 0);
1570 return yy_is_jam ? 0 : yy_current_state;
1571 }
1573 static void yyunput (int c, register char * yy_bp )
1574 {
1575 register char *yy_cp;
1577 yy_cp = (yy_c_buf_p);
1579 /* undo effects of setting up zconftext */
1580 *yy_cp = (yy_hold_char);
1582 if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->yy_ch_buf + 2 )
1583 { /* need to shift things up to make room */
1584 /* +2 for EOB chars. */
1585 register int number_to_move = (yy_n_chars) + 2;
1586 register char *dest = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[
1587 YY_CURRENT_BUFFER_LVALUE->yy_buf_size + 2];
1588 register char *source =
1589 &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move];
1591 while ( source > YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
1592 *--dest = *--source;
1594 yy_cp += (int) (dest - source);
1595 yy_bp += (int) (dest - source);
1596 YY_CURRENT_BUFFER_LVALUE->yy_n_chars =
1597 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_buf_size;
1599 if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->yy_ch_buf + 2 )
1600 YY_FATAL_ERROR( "flex scanner push-back overflow" );
1601 }
1603 *--yy_cp = (char) c;
1605 (yytext_ptr) = yy_bp;
1606 (yy_hold_char) = *yy_cp;
1607 (yy_c_buf_p) = yy_cp;
1608 }
1610 #ifndef YY_NO_INPUT
1611 #ifdef __cplusplus
1612 static int yyinput (void)
1613 #else
1614 static int input (void)
1615 #endif
1617 {
1618 int c;
1620 *(yy_c_buf_p) = (yy_hold_char);
1622 if ( *(yy_c_buf_p) == YY_END_OF_BUFFER_CHAR )
1623 {
1624 /* yy_c_buf_p now points to the character we want to return.
1625 * If this occurs *before* the EOB characters, then it's a
1626 * valid NUL; if not, then we've hit the end of the buffer.
1627 */
1628 if ( (yy_c_buf_p) < &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] )
1629 /* This was really a NUL. */
1630 *(yy_c_buf_p) = '\0';
1632 else
1633 { /* need more input */
1634 int offset = (yy_c_buf_p) - (yytext_ptr);
1635 ++(yy_c_buf_p);
1637 switch ( yy_get_next_buffer( ) )
1638 {
1639 case EOB_ACT_LAST_MATCH:
1640 /* This happens because yy_g_n_b()
1641 * sees that we've accumulated a
1642 * token and flags that we need to
1643 * try matching the token before
1644 * proceeding. But for input(),
1645 * there's no matching to consider.
1646 * So convert the EOB_ACT_LAST_MATCH
1647 * to EOB_ACT_END_OF_FILE.
1648 */
1650 /* Reset buffer status. */
1651 zconfrestart(zconfin );
1653 /*FALLTHROUGH*/
1655 case EOB_ACT_END_OF_FILE:
1656 {
1657 if ( zconfwrap( ) )
1658 return EOF;
1660 if ( ! (yy_did_buffer_switch_on_eof) )
1661 YY_NEW_FILE;
1662 #ifdef __cplusplus
1663 return yyinput();
1664 #else
1665 return input();
1666 #endif
1667 }
1669 case EOB_ACT_CONTINUE_SCAN:
1670 (yy_c_buf_p) = (yytext_ptr) + offset;
1671 break;
1672 }
1673 }
1674 }
1676 c = *(unsigned char *) (yy_c_buf_p); /* cast for 8-bit char's */
1677 *(yy_c_buf_p) = '\0'; /* preserve zconftext */
1678 (yy_hold_char) = *++(yy_c_buf_p);
1680 return c;
1681 }
1682 #endif /* ifndef YY_NO_INPUT */
1684 /** Immediately switch to a different input stream.
1685 * @param input_file A readable stream.
1686 *
1687 * @note This function does not reset the start condition to @c INITIAL .
1688 */
1689 void zconfrestart (FILE * input_file )
1690 {
1692 if ( ! YY_CURRENT_BUFFER ){
1693 zconfensure_buffer_stack ();
1694 YY_CURRENT_BUFFER_LVALUE =
1695 zconf_create_buffer(zconfin,YY_BUF_SIZE );
1696 }
1698 zconf_init_buffer(YY_CURRENT_BUFFER,input_file );
1699 zconf_load_buffer_state( );
1700 }
1702 /** Switch to a different input buffer.
1703 * @param new_buffer The new input buffer.
1704 *
1705 */
1706 void zconf_switch_to_buffer (YY_BUFFER_STATE new_buffer )
1707 {
1709 /* TODO. We should be able to replace this entire function body
1710 * with
1711 * zconfpop_buffer_state();
1712 * zconfpush_buffer_state(new_buffer);
1713 */
1714 zconfensure_buffer_stack ();
1715 if ( YY_CURRENT_BUFFER == new_buffer )
1716 return;
1718 if ( YY_CURRENT_BUFFER )
1719 {
1720 /* Flush out information for old buffer. */
1721 *(yy_c_buf_p) = (yy_hold_char);
1722 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p);
1723 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
1724 }
1726 YY_CURRENT_BUFFER_LVALUE = new_buffer;
1727 zconf_load_buffer_state( );
1729 /* We don't actually know whether we did this switch during
1730 * EOF (zconfwrap()) processing, but the only time this flag
1731 * is looked at is after zconfwrap() is called, so it's safe
1732 * to go ahead and always set it.
1733 */
1734 (yy_did_buffer_switch_on_eof) = 1;
1735 }
1737 static void zconf_load_buffer_state (void)
1738 {
1739 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
1740 (yytext_ptr) = (yy_c_buf_p) = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos;
1741 zconfin = YY_CURRENT_BUFFER_LVALUE->yy_input_file;
1742 (yy_hold_char) = *(yy_c_buf_p);
1743 }
1745 /** Allocate and initialize an input buffer state.
1746 * @param file A readable stream.
1747 * @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE.
1748 *
1749 * @return the allocated buffer state.
1750 */
1751 YY_BUFFER_STATE zconf_create_buffer (FILE * file, int size )
1752 {
1753 YY_BUFFER_STATE b;
1755 b = (YY_BUFFER_STATE) zconfalloc(sizeof( struct yy_buffer_state ) );
1756 if ( ! b )
1757 YY_FATAL_ERROR( "out of dynamic memory in zconf_create_buffer()" );
1759 b->yy_buf_size = size;
1761 /* yy_ch_buf has to be 2 characters longer than the size given because
1762 * we need to put in 2 end-of-buffer characters.
1763 */
1764 b->yy_ch_buf = (char *) zconfalloc(b->yy_buf_size + 2 );
1765 if ( ! b->yy_ch_buf )
1766 YY_FATAL_ERROR( "out of dynamic memory in zconf_create_buffer()" );
1768 b->yy_is_our_buffer = 1;
1770 zconf_init_buffer(b,file );
1772 return b;
1773 }
1775 /** Destroy the buffer.
1776 * @param b a buffer created with zconf_create_buffer()
1777 *
1778 */
1779 void zconf_delete_buffer (YY_BUFFER_STATE b )
1780 {
1782 if ( ! b )
1783 return;
1785 if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */
1786 YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0;
1788 if ( b->yy_is_our_buffer )
1789 zconffree((void *) b->yy_ch_buf );
1791 zconffree((void *) b );
1792 }
1794 /* Initializes or reinitializes a buffer.
1795 * This function is sometimes called more than once on the same buffer,
1796 * such as during a zconfrestart() or at EOF.
1797 */
1798 static void zconf_init_buffer (YY_BUFFER_STATE b, FILE * file )
1800 {
1801 int oerrno = errno;
1803 zconf_flush_buffer(b );
1805 b->yy_input_file = file;
1806 b->yy_fill_buffer = 1;
1808 /* If b is the current buffer, then zconf_init_buffer was _probably_
1809 * called from zconfrestart() or through yy_get_next_buffer.
1810 * In that case, we don't want to reset the lineno or column.
1811 */
1812 if (b != YY_CURRENT_BUFFER){
1813 b->yy_bs_lineno = 1;
1814 b->yy_bs_column = 0;
1815 }
1817 b->yy_is_interactive = 0;
1819 errno = oerrno;
1820 }
1822 /** Discard all buffered characters. On the next scan, YY_INPUT will be called.
1823 * @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER.
1824 *
1825 */
1826 void zconf_flush_buffer (YY_BUFFER_STATE b )
1827 {
1828 if ( ! b )
1829 return;
1831 b->yy_n_chars = 0;
1833 /* We always need two end-of-buffer characters. The first causes
1834 * a transition to the end-of-buffer state. The second causes
1835 * a jam in that state.
1836 */
1837 b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR;
1838 b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR;
1840 b->yy_buf_pos = &b->yy_ch_buf[0];
1842 b->yy_at_bol = 1;
1843 b->yy_buffer_status = YY_BUFFER_NEW;
1845 if ( b == YY_CURRENT_BUFFER )
1846 zconf_load_buffer_state( );
1847 }
1849 /** Pushes the new state onto the stack. The new state becomes
1850 * the current state. This function will allocate the stack
1851 * if necessary.
1852 * @param new_buffer The new state.
1853 *
1854 */
1855 void zconfpush_buffer_state (YY_BUFFER_STATE new_buffer )
1856 {
1857 if (new_buffer == NULL)
1858 return;
1860 zconfensure_buffer_stack();
1862 /* This block is copied from zconf_switch_to_buffer. */
1863 if ( YY_CURRENT_BUFFER )
1864 {
1865 /* Flush out information for old buffer. */
1866 *(yy_c_buf_p) = (yy_hold_char);
1867 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p);
1868 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
1869 }
1871 /* Only push if top exists. Otherwise, replace top. */
1872 if (YY_CURRENT_BUFFER)
1873 (yy_buffer_stack_top)++;
1874 YY_CURRENT_BUFFER_LVALUE = new_buffer;
1876 /* copied from zconf_switch_to_buffer. */
1877 zconf_load_buffer_state( );
1878 (yy_did_buffer_switch_on_eof) = 1;
1879 }
1881 /** Removes and deletes the top of the stack, if present.
1882 * The next element becomes the new top.
1883 *
1884 */
1885 void zconfpop_buffer_state (void)
1886 {
1887 if (!YY_CURRENT_BUFFER)
1888 return;
1890 zconf_delete_buffer(YY_CURRENT_BUFFER );
1891 YY_CURRENT_BUFFER_LVALUE = NULL;
1892 if ((yy_buffer_stack_top) > 0)
1893 --(yy_buffer_stack_top);
1895 if (YY_CURRENT_BUFFER) {
1896 zconf_load_buffer_state( );
1897 (yy_did_buffer_switch_on_eof) = 1;
1898 }
1899 }
1901 /* Allocates the stack if it does not exist.
1902 * Guarantees space for at least one push.
1903 */
1904 static void zconfensure_buffer_stack (void)
1905 {
1906 int num_to_alloc;
1908 if (!(yy_buffer_stack)) {
1910 /* First allocation is just for 2 elements, since we don't know if this
1911 * scanner will even need a stack. We use 2 instead of 1 to avoid an
1912 * immediate realloc on the next call.
1913 */
1914 num_to_alloc = 1;
1915 (yy_buffer_stack) = (struct yy_buffer_state**)zconfalloc
1916 (num_to_alloc * sizeof(struct yy_buffer_state*)
1917 );
1919 memset((yy_buffer_stack), 0, num_to_alloc * sizeof(struct yy_buffer_state*));
1921 (yy_buffer_stack_max) = num_to_alloc;
1922 (yy_buffer_stack_top) = 0;
1923 return;
1924 }
1926 if ((yy_buffer_stack_top) >= ((yy_buffer_stack_max)) - 1){
1928 /* Increase the buffer to prepare for a possible push. */
1929 int grow_size = 8 /* arbitrary grow size */;
1931 num_to_alloc = (yy_buffer_stack_max) + grow_size;
1932 (yy_buffer_stack) = (struct yy_buffer_state**)zconfrealloc
1933 ((yy_buffer_stack),
1934 num_to_alloc * sizeof(struct yy_buffer_state*)
1935 );
1937 /* zero only the new slots.*/
1938 memset((yy_buffer_stack) + (yy_buffer_stack_max), 0, grow_size * sizeof(struct yy_buffer_state*));
1939 (yy_buffer_stack_max) = num_to_alloc;
1940 }
1941 }
1943 /** Setup the input buffer state to scan directly from a user-specified character buffer.
1944 * @param base the character buffer
1945 * @param size the size in bytes of the character buffer
1946 *
1947 * @return the newly allocated buffer state object.
1948 */
1949 YY_BUFFER_STATE zconf_scan_buffer (char * base, yy_size_t size )
1950 {
1951 YY_BUFFER_STATE b;
1953 if ( size < 2 ||
1954 base[size-2] != YY_END_OF_BUFFER_CHAR ||
1955 base[size-1] != YY_END_OF_BUFFER_CHAR )
1956 /* They forgot to leave room for the EOB's. */
1957 return 0;
1959 b = (YY_BUFFER_STATE) zconfalloc(sizeof( struct yy_buffer_state ) );
1960 if ( ! b )
1961 YY_FATAL_ERROR( "out of dynamic memory in zconf_scan_buffer()" );
1963 b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */
1964 b->yy_buf_pos = b->yy_ch_buf = base;
1965 b->yy_is_our_buffer = 0;
1966 b->yy_input_file = 0;
1967 b->yy_n_chars = b->yy_buf_size;
1968 b->yy_is_interactive = 0;
1969 b->yy_at_bol = 1;
1970 b->yy_fill_buffer = 0;
1971 b->yy_buffer_status = YY_BUFFER_NEW;
1973 zconf_switch_to_buffer(b );
1975 return b;
1976 }
1978 /** Setup the input buffer state to scan a string. The next call to zconflex() will
1979 * scan from a @e copy of @a str.
1980 * @param yy_str a NUL-terminated string to scan
1981 *
1982 * @return the newly allocated buffer state object.
1983 * @note If you want to scan bytes that may contain NUL values, then use
1984 * zconf_scan_bytes() instead.
1985 */
1986 YY_BUFFER_STATE zconf_scan_string (yyconst char * yy_str )
1987 {
1989 return zconf_scan_bytes(yy_str,strlen(yy_str) );
1990 }
1992 /** Setup the input buffer state to scan the given bytes. The next call to zconflex() will
1993 * scan from a @e copy of @a bytes.
1994 * @param bytes the byte buffer to scan
1995 * @param len the number of bytes in the buffer pointed to by @a bytes.
1996 *
1997 * @return the newly allocated buffer state object.
1998 */
1999 YY_BUFFER_STATE zconf_scan_bytes (yyconst char * bytes, int len )
2000 {
2001 YY_BUFFER_STATE b;
2002 char *buf;
2003 yy_size_t n;
2004 int i;
2006 /* Get memory for full buffer, including space for trailing EOB's. */
2007 n = len + 2;
2008 buf = (char *) zconfalloc(n );
2009 if ( ! buf )
2010 YY_FATAL_ERROR( "out of dynamic memory in zconf_scan_bytes()" );
2012 for ( i = 0; i < len; ++i )
2013 buf[i] = bytes[i];
2015 buf[len] = buf[len+1] = YY_END_OF_BUFFER_CHAR;
2017 b = zconf_scan_buffer(buf,n );
2018 if ( ! b )
2019 YY_FATAL_ERROR( "bad buffer in zconf_scan_bytes()" );
2021 /* It's okay to grow etc. this buffer, and we should throw it
2022 * away when we're done.
2023 */
2024 b->yy_is_our_buffer = 1;
2026 return b;
2027 }
2029 #ifndef YY_EXIT_FAILURE
2030 #define YY_EXIT_FAILURE 2
2031 #endif
2033 static void yy_fatal_error (yyconst char* msg )
2034 {
2035 (void) fprintf( stderr, "%s\n", msg );
2036 exit( YY_EXIT_FAILURE );
2037 }
2039 /* Redefine yyless() so it works in section 3 code. */
2041 #undef yyless
2042 #define yyless(n) \
2043 do \
2044 { \
2045 /* Undo effects of setting up zconftext. */ \
2046 int yyless_macro_arg = (n); \
2047 YY_LESS_LINENO(yyless_macro_arg);\
2048 zconftext[zconfleng] = (yy_hold_char); \
2049 (yy_c_buf_p) = zconftext + yyless_macro_arg; \
2050 (yy_hold_char) = *(yy_c_buf_p); \
2051 *(yy_c_buf_p) = '\0'; \
2052 zconfleng = yyless_macro_arg; \
2053 } \
2054 while ( 0 )
2056 /* Accessor methods (get/set functions) to struct members. */
2058 /** Get the current line number.
2059 *
2060 */
2061 int zconfget_lineno (void)
2062 {
2064 return zconflineno;
2065 }
2067 /** Get the input stream.
2068 *
2069 */
2070 FILE *zconfget_in (void)
2071 {
2072 return zconfin;
2073 }
2075 /** Get the output stream.
2076 *
2077 */
2078 FILE *zconfget_out (void)
2079 {
2080 return zconfout;
2081 }
2083 /** Get the length of the current token.
2084 *
2085 */
2086 int zconfget_leng (void)
2087 {
2088 return zconfleng;
2089 }
2091 /** Get the current token.
2092 *
2093 */
2095 char *zconfget_text (void)
2096 {
2097 return zconftext;
2098 }
2100 /** Set the current line number.
2101 * @param line_number
2102 *
2103 */
2104 void zconfset_lineno (int line_number )
2105 {
2107 zconflineno = line_number;
2108 }
2110 /** Set the input stream. This does not discard the current
2111 * input buffer.
2112 * @param in_str A readable stream.
2113 *
2114 * @see zconf_switch_to_buffer
2115 */
2116 void zconfset_in (FILE * in_str )
2117 {
2118 zconfin = in_str ;
2119 }
2121 void zconfset_out (FILE * out_str )
2122 {
2123 zconfout = out_str ;
2124 }
2126 int zconfget_debug (void)
2127 {
2128 return zconf_flex_debug;
2129 }
2131 void zconfset_debug (int bdebug )
2132 {
2133 zconf_flex_debug = bdebug ;
2134 }
2136 /* zconflex_destroy is for both reentrant and non-reentrant scanners. */
2137 int zconflex_destroy (void)
2138 {
2140 /* Pop the buffer stack, destroying each element. */
2141 while(YY_CURRENT_BUFFER){
2142 zconf_delete_buffer(YY_CURRENT_BUFFER );
2143 YY_CURRENT_BUFFER_LVALUE = NULL;
2144 zconfpop_buffer_state();
2145 }
2147 /* Destroy the stack itself. */
2148 zconffree((yy_buffer_stack) );
2149 (yy_buffer_stack) = NULL;
2151 return 0;
2152 }
2154 /*
2155 * Internal utility routines.
2156 */
2158 #ifndef yytext_ptr
2159 static void yy_flex_strncpy (char* s1, yyconst char * s2, int n )
2160 {
2161 register int i;
2162 for ( i = 0; i < n; ++i )
2163 s1[i] = s2[i];
2164 }
2165 #endif
2167 #ifdef YY_NEED_STRLEN
2168 static int yy_flex_strlen (yyconst char * s )
2169 {
2170 register int n;
2171 for ( n = 0; s[n]; ++n )
2172 ;
2174 return n;
2175 }
2176 #endif
2178 void *zconfalloc (yy_size_t size )
2179 {
2180 return (void *) malloc( size );
2181 }
2183 void *zconfrealloc (void * ptr, yy_size_t size )
2184 {
2185 /* The cast to (char *) in the following accommodates both
2186 * implementations that use char* generic pointers, and those
2187 * that use void* generic pointers. It works with the latter
2188 * because both ANSI C and C++ allow castless assignment from
2189 * any pointer type to void*, and deal with argument conversions
2190 * as though doing an assignment.
2191 */
2192 return (void *) realloc( (char *) ptr, size );
2193 }
2195 void zconffree (void * ptr )
2196 {
2197 free( (char *) ptr ); /* see zconfrealloc() for (char *) cast */
2198 }
2200 #define YYTABLES_NAME "yytables"
2202 #undef YY_NEW_FILE
2203 #undef YY_FLUSH_BUFFER
2204 #undef yy_set_bol
2205 #undef yy_new_buffer
2206 #undef yy_set_interactive
2207 #undef yytext_ptr
2208 #undef YY_DO_BEFORE_ACTION
2210 #ifdef YY_DECL_IS_OURS
2211 #undef YY_DECL_IS_OURS
2212 #undef YY_DECL
2213 #endif
2215 void zconf_starthelp(void)
2216 {
2217 new_string();
2218 last_ts = first_ts = 0;
2219 BEGIN(HELP);
2220 }
2222 static void zconf_endhelp(void)
2223 {
2224 zconflval.string = text;
2225 BEGIN(INITIAL);
2226 }
2228 /*
2229 * Try to open specified file with following names:
2230 * ./name
2231 * $(srctree)/name
2232 * The latter is used when srctree is separate from objtree
2233 * when compiling the kernel.
2234 * Return NULL if file is not found.
2235 */
2236 FILE *zconf_fopen(const char *name)
2237 {
2238 char *env;
2239 FILE *f;
2241 f = fopen(name, "r");
2242 if (!f && name[0] != '/') {
2243 env = getenv(SRCTREE);
2244 if (env) {
2245 char *fullname = alloca(strlen(env) + strlen(name) + 2);
2246 sprintf(fullname, "%s/%s", env, name);
2247 f = fopen(fullname, "r");
2248 }
2249 }
2250 return f;
2251 }
2253 void zconf_initscan(const char *name)
2254 {
2255 zconfin = zconf_fopen(name);
2256 if (!zconfin) {
2257 printf("can't find file %s\n", name);
2258 exit(1);
2259 }
2261 current_buf = malloc(sizeof(*current_buf));
2262 memset(current_buf, 0, sizeof(*current_buf));
2264 current_file = file_lookup(name);
2265 current_file->lineno = 1;
2266 current_file->flags = FILE_BUSY;
2267 }
2269 void zconf_nextfile(const char *name)
2270 {
2271 struct file *file = file_lookup(name);
2272 struct buffer *buf = malloc(sizeof(*buf));
2273 memset(buf, 0, sizeof(*buf));
2275 current_buf->state = YY_CURRENT_BUFFER;
2276 zconfin = zconf_fopen(name);
2277 if (!zconfin) {
2278 printf("%s:%d: can't open file \"%s\"\n", zconf_curname(), zconf_lineno(), name);
2279 exit(1);
2280 }
2281 zconf_switch_to_buffer(zconf_create_buffer(zconfin,YY_BUF_SIZE));
2282 buf->parent = current_buf;
2283 current_buf = buf;
2285 if (file->flags & FILE_BUSY) {
2286 printf("recursive scan (%s)?\n", name);
2287 exit(1);
2288 }
2289 if (file->flags & FILE_SCANNED) {
2290 printf("file %s already scanned?\n", name);
2291 exit(1);
2292 }
2293 file->flags |= FILE_BUSY;
2294 file->lineno = 1;
2295 file->parent = current_file;
2296 current_file = file;
2297 }
2299 static void zconf_endfile(void)
2300 {
2301 struct buffer *parent;
2303 current_file->flags |= FILE_SCANNED;
2304 current_file->flags &= ~FILE_BUSY;
2305 current_file = current_file->parent;
2307 parent = current_buf->parent;
2308 if (parent) {
2309 fclose(zconfin);
2310 zconf_delete_buffer(YY_CURRENT_BUFFER);
2311 zconf_switch_to_buffer(parent->state);
2312 }
2313 free(current_buf);
2314 current_buf = parent;
2315 }
2317 int zconf_lineno(void)
2318 {
2319 return current_pos.lineno;
2320 }
2322 char *zconf_curname(void)
2323 {
2324 return current_pos.file ? current_pos.file->name : "<none>";
2325 }