1 #line 2 "util_expr_scan.c"
3 #line 4 "util_expr_scan.c"
5 #define YY_INT_ALIGNED short int
7 /* A lexical scanner generated by flex */
10 #define YY_FLEX_MAJOR_VERSION 2
11 #define YY_FLEX_MINOR_VERSION 5
12 #define YY_FLEX_SUBMINOR_VERSION 35
13 #if YY_FLEX_SUBMINOR_VERSION > 0
17 /* First, we deal with platform-specific or compiler-specific issues. */
19 /* begin standard C headers. */
25 /* end standard C headers. */
27 /* flex integer type definitions */
32 /* C99 systems have <inttypes.h>. Non-C99 systems may or may not. */
34 #if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
36 /* C99 says to define __STDC_LIMIT_MACROS before including stdint.h,
37 * if you want the limit (max/min) macros for int types.
39 #ifndef __STDC_LIMIT_MACROS
40 #define __STDC_LIMIT_MACROS 1
44 typedef int8_t flex_int8_t;
45 typedef uint8_t flex_uint8_t;
46 typedef int16_t flex_int16_t;
47 typedef uint16_t flex_uint16_t;
48 typedef int32_t flex_int32_t;
49 typedef uint32_t flex_uint32_t;
51 typedef signed char flex_int8_t;
52 typedef short int flex_int16_t;
53 typedef int flex_int32_t;
54 typedef unsigned char flex_uint8_t;
55 typedef unsigned short int flex_uint16_t;
56 typedef unsigned int flex_uint32_t;
58 /* Limits of integral types. */
60 #define INT8_MIN (-128)
63 #define INT16_MIN (-32767-1)
66 #define INT32_MIN (-2147483647-1)
69 #define INT8_MAX (127)
72 #define INT16_MAX (32767)
75 #define INT32_MAX (2147483647)
78 #define UINT8_MAX (255U)
81 #define UINT16_MAX (65535U)
84 #define UINT32_MAX (4294967295U)
89 #endif /* ! FLEXINT_H */
93 /* The "const" storage-class-modifier is valid. */
96 #else /* ! __cplusplus */
98 /* C99 requires __STDC__ to be defined as 1. */
99 #if defined (__STDC__)
103 #endif /* defined (__STDC__) */
104 #endif /* ! __cplusplus */
107 #define yyconst const
112 /* Returned upon end-of-file. */
115 /* Promotes a possibly negative, possibly signed char to an unsigned
116 * integer for use as an array index. If the signed char is negative,
117 * we want to instead treat it as an 8-bit unsigned char, hence the
120 #define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c)
122 /* An opaque pointer. */
123 #ifndef YY_TYPEDEF_YY_SCANNER_T
124 #define YY_TYPEDEF_YY_SCANNER_T
125 typedef void* yyscan_t;
128 /* For convenience, these vars (plus the bison vars far below)
129 are macros in the reentrant scanner. */
130 #define yyin yyg->yyin_r
131 #define yyout yyg->yyout_r
132 #define yyextra yyg->yyextra_r
133 #define yyleng yyg->yyleng_r
134 #define yytext yyg->yytext_r
135 #define yylineno (YY_CURRENT_BUFFER_LVALUE->yy_bs_lineno)
136 #define yycolumn (YY_CURRENT_BUFFER_LVALUE->yy_bs_column)
137 #define yy_flex_debug yyg->yy_flex_debug_r
139 /* Enter a start condition. This macro really ought to take a parameter,
140 * but we do it the disgusting crufty way forced on us by the ()-less
141 * definition of BEGIN.
143 #define BEGIN yyg->yy_start = 1 + 2 *
145 /* Translate the current start state into a value that can be later handed
146 * to BEGIN to return to the state. The YYSTATE alias is for lex
149 #define YY_START ((yyg->yy_start - 1) / 2)
150 #define YYSTATE YY_START
152 /* Action number for EOF rule of a given start state. */
153 #define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1)
155 /* Special action meaning "start processing a new file". */
156 #define YY_NEW_FILE ap_expr_yyrestart(yyin ,yyscanner )
158 #define YY_END_OF_BUFFER_CHAR 0
160 /* Size of default input buffer. */
163 /* On IA-64, the buffer size is 16k, not 8k.
164 * Moreover, YY_BUF_SIZE is 2*YY_READ_BUF_SIZE in the general case.
165 * Ditto for the __ia64__ case accordingly.
167 #define YY_BUF_SIZE 32768
169 #define YY_BUF_SIZE 16384
170 #endif /* __ia64__ */
173 /* The state buf must be large enough to hold one state per character in the main buffer.
175 #define YY_STATE_BUF_SIZE ((YY_BUF_SIZE + 2) * sizeof(yy_state_type))
177 #ifndef YY_TYPEDEF_YY_BUFFER_STATE
178 #define YY_TYPEDEF_YY_BUFFER_STATE
179 typedef struct yy_buffer_state *YY_BUFFER_STATE;
182 #define EOB_ACT_CONTINUE_SCAN 0
183 #define EOB_ACT_END_OF_FILE 1
184 #define EOB_ACT_LAST_MATCH 2
186 #define YY_LESS_LINENO(n)
188 /* Return all but the first "n" matched characters back to the input stream. */
192 /* Undo effects of setting up yytext. */ \
193 int yyless_macro_arg = (n); \
194 YY_LESS_LINENO(yyless_macro_arg);\
195 *yy_cp = yyg->yy_hold_char; \
196 YY_RESTORE_YY_MORE_OFFSET \
197 yyg->yy_c_buf_p = yy_cp = yy_bp + yyless_macro_arg - YY_MORE_ADJ; \
198 YY_DO_BEFORE_ACTION; /* set up yytext again */ \
202 #define unput(c) yyunput( c, yyg->yytext_ptr , yyscanner )
204 #ifndef YY_TYPEDEF_YY_SIZE_T
205 #define YY_TYPEDEF_YY_SIZE_T
206 typedef size_t yy_size_t;
209 #ifndef YY_STRUCT_YY_BUFFER_STATE
210 #define YY_STRUCT_YY_BUFFER_STATE
211 struct yy_buffer_state
215 char *yy_ch_buf; /* input buffer */
216 char *yy_buf_pos; /* current position in input buffer */
218 /* Size of input buffer in bytes, not including room for EOB
221 yy_size_t yy_buf_size;
223 /* Number of characters read into yy_ch_buf, not including EOB
228 /* Whether we "own" the buffer - i.e., we know we created it,
229 * and can realloc() it to grow it, and should free() it to
232 int yy_is_our_buffer;
234 /* Whether this is an "interactive" input source; if so, and
235 * if we're using stdio for input, then we want to use getc()
236 * instead of fread(), to make sure we stop fetching input after
239 int yy_is_interactive;
241 /* Whether we're considered to be at the beginning of a line.
242 * If so, '^' rules will be active on the next match, otherwise
247 int yy_bs_lineno; /**< The line count. */
248 int yy_bs_column; /**< The column count. */
250 /* Whether to try to fill the input buffer when we reach the
255 int yy_buffer_status;
257 #define YY_BUFFER_NEW 0
258 #define YY_BUFFER_NORMAL 1
259 /* When an EOF's been seen but there's still some text to process
260 * then we mark the buffer as YY_EOF_PENDING, to indicate that we
261 * shouldn't try reading from the input source any more. We might
262 * still have a bunch of tokens to match, though, because of
263 * possible backing-up.
265 * When we actually see the EOF, we change the status to "new"
266 * (via ap_expr_yyrestart()), so that the user can continue scanning by
267 * just pointing yyin at a new input file.
269 #define YY_BUFFER_EOF_PENDING 2
272 #endif /* !YY_STRUCT_YY_BUFFER_STATE */
274 /* We provide macros for accessing buffer states in case in the
275 * future we want to put the buffer states in a more general
278 * Returns the top of the stack, or NULL.
280 #define YY_CURRENT_BUFFER ( yyg->yy_buffer_stack \
281 ? yyg->yy_buffer_stack[yyg->yy_buffer_stack_top] \
284 /* Same as previous macro, but useful when we know that the buffer stack is not
285 * NULL or when we need an lvalue. For internal use only.
287 #define YY_CURRENT_BUFFER_LVALUE yyg->yy_buffer_stack[yyg->yy_buffer_stack_top]
289 void ap_expr_yyrestart (FILE *input_file ,yyscan_t yyscanner );
290 void ap_expr_yy_switch_to_buffer (YY_BUFFER_STATE new_buffer ,yyscan_t yyscanner );
291 YY_BUFFER_STATE ap_expr_yy_create_buffer (FILE *file,int size ,yyscan_t yyscanner );
292 void ap_expr_yy_delete_buffer (YY_BUFFER_STATE b ,yyscan_t yyscanner );
293 void ap_expr_yy_flush_buffer (YY_BUFFER_STATE b ,yyscan_t yyscanner );
294 void ap_expr_yypush_buffer_state (YY_BUFFER_STATE new_buffer ,yyscan_t yyscanner );
295 void ap_expr_yypop_buffer_state (yyscan_t yyscanner );
297 static void ap_expr_yyensure_buffer_stack (yyscan_t yyscanner );
298 static void ap_expr_yy_load_buffer_state (yyscan_t yyscanner );
299 static void ap_expr_yy_init_buffer (YY_BUFFER_STATE b,FILE *file ,yyscan_t yyscanner );
301 #define YY_FLUSH_BUFFER ap_expr_yy_flush_buffer(YY_CURRENT_BUFFER ,yyscanner)
303 YY_BUFFER_STATE ap_expr_yy_scan_buffer (char *base,yy_size_t size ,yyscan_t yyscanner );
304 YY_BUFFER_STATE ap_expr_yy_scan_string (yyconst char *yy_str ,yyscan_t yyscanner );
305 YY_BUFFER_STATE ap_expr_yy_scan_bytes (yyconst char *bytes,int len ,yyscan_t yyscanner );
307 void *ap_expr_yyalloc (yy_size_t ,yyscan_t yyscanner );
308 void *ap_expr_yyrealloc (void *,yy_size_t ,yyscan_t yyscanner );
309 void ap_expr_yyfree (void * ,yyscan_t yyscanner );
311 #define yy_new_buffer ap_expr_yy_create_buffer
313 #define yy_set_interactive(is_interactive) \
315 if ( ! YY_CURRENT_BUFFER ){ \
316 ap_expr_yyensure_buffer_stack (yyscanner); \
317 YY_CURRENT_BUFFER_LVALUE = \
318 ap_expr_yy_create_buffer(yyin,YY_BUF_SIZE ,yyscanner); \
320 YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \
323 #define yy_set_bol(at_bol) \
325 if ( ! YY_CURRENT_BUFFER ){\
326 ap_expr_yyensure_buffer_stack (yyscanner); \
327 YY_CURRENT_BUFFER_LVALUE = \
328 ap_expr_yy_create_buffer(yyin,YY_BUF_SIZE ,yyscanner); \
330 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \
333 #define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol)
335 /* Begin user sect3 */
337 #define ap_expr_yywrap(n) 1
338 #define YY_SKIP_YYWRAP
340 typedef unsigned char YY_CHAR;
342 typedef int yy_state_type;
344 #define yytext_ptr yytext_r
346 static yy_state_type yy_get_previous_state (yyscan_t yyscanner );
347 static yy_state_type yy_try_NUL_trans (yy_state_type current_state ,yyscan_t yyscanner);
348 static int yy_get_next_buffer (yyscan_t yyscanner );
349 static void yy_fatal_error (yyconst char msg[] ,yyscan_t yyscanner );
351 /* Done after the current pattern has been matched and before the
352 * corresponding action - sets up yytext.
354 #define YY_DO_BEFORE_ACTION \
355 yyg->yytext_ptr = yy_bp; \
356 yyleng = (size_t) (yy_cp - yy_bp); \
357 yyg->yy_hold_char = *yy_cp; \
359 yyg->yy_c_buf_p = yy_cp;
361 #define YY_NUM_RULES 67
362 #define YY_END_OF_BUFFER 68
363 /* This struct is not used in this scanner,
364 but its presence is necessary. */
367 flex_int32_t yy_verify;
370 static yyconst flex_int16_t yy_accept[124] =
372 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
373 0, 0, 68, 66, 1, 43, 2, 66, 66, 66,
374 65, 66, 44, 26, 63, 32, 30, 34, 64, 64,
375 64, 64, 64, 64, 64, 64, 64, 64, 64, 66,
376 14, 4, 3, 17, 17, 67, 17, 23, 4, 22,
377 20, 21, 67, 16, 16, 24, 27, 29, 28, 1,
378 31, 37, 19, 18, 39, 63, 59, 59, 59, 59,
379 59, 59, 33, 30, 36, 35, 64, 64, 57, 64,
380 55, 54, 58, 53, 52, 25, 25, 56, 64, 40,
381 64, 41, 14, 13, 15, 12, 5, 6, 10, 11,
383 7, 8, 9, 20, 60, 46, 48, 50, 45, 49,
384 51, 47, 38, 64, 42, 64, 5, 6, 64, 61,
388 static yyconst flex_int32_t yy_ec[256] =
390 1, 1, 1, 1, 1, 1, 1, 1, 2, 3,
391 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
392 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
393 1, 2, 4, 5, 6, 7, 8, 9, 5, 10,
394 10, 1, 1, 11, 12, 13, 14, 15, 15, 15,
395 15, 15, 15, 15, 15, 16, 16, 17, 6, 18,
396 19, 20, 6, 1, 21, 21, 21, 21, 21, 21,
397 21, 21, 21, 21, 21, 21, 21, 21, 21, 21,
398 21, 21, 21, 21, 21, 21, 21, 21, 21, 21,
399 1, 22, 1, 6, 23, 1, 24, 25, 21, 26,
401 27, 28, 29, 21, 30, 21, 21, 31, 32, 33,
402 34, 21, 35, 36, 37, 38, 39, 21, 21, 21,
403 21, 21, 40, 41, 42, 43, 1, 1, 1, 1,
404 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
405 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
406 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
407 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
408 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
409 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
410 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
412 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
413 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
414 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
415 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
416 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
420 static yyconst flex_int32_t yy_meta[44] =
422 1, 1, 2, 1, 2, 1, 2, 2, 1, 1,
423 1, 1, 1, 1, 3, 3, 1, 1, 1, 1,
424 3, 2, 3, 3, 3, 3, 3, 3, 3, 3,
425 3, 3, 3, 3, 3, 3, 3, 3, 3, 1,
429 static yyconst flex_int16_t yy_base[133] =
431 0, 0, 41, 47, 89, 0, 130, 136, 0, 0,
432 147, 146, 175, 275, 54, 28, 275, 43, 134, 164,
433 275, 164, 275, 275, 45, 152, 32, 151, 0, 136,
434 133, 143, 26, 133, 35, 194, 38, 129, 128, 122,
435 0, 275, 275, 51, 122, 221, 275, 275, 275, 275,
436 0, 275, 275, 61, 121, 275, 275, 275, 275, 76,
437 275, 275, 275, 275, 275, 65, 0, 125, 47, 126,
438 107, 130, 275, 275, 275, 275, 0, 130, 0, 124,
439 0, 0, 0, 0, 0, 275, 0, 0, 104, 0,
440 101, 275, 0, 275, 275, 275, 71, 131, 275, 275,
442 275, 275, 275, 0, 0, 0, 0, 0, 0, 0,
443 0, 0, 0, 99, 0, 61, 133, 135, 57, 0,
444 138, 0, 275, 259, 262, 265, 79, 67, 268, 271,
448 static yyconst flex_int16_t yy_def[133] =
450 123, 1, 124, 124, 123, 5, 124, 124, 125, 125,
451 126, 126, 123, 123, 123, 123, 123, 123, 123, 123,
452 123, 127, 123, 123, 123, 123, 123, 123, 128, 128,
453 128, 128, 128, 128, 128, 128, 128, 128, 128, 123,
454 129, 123, 123, 123, 123, 130, 123, 123, 123, 123,
455 131, 123, 123, 123, 123, 123, 123, 123, 123, 123,
456 123, 123, 123, 123, 123, 123, 132, 132, 132, 132,
457 132, 132, 123, 123, 123, 123, 128, 128, 128, 128,
458 128, 128, 128, 128, 128, 123, 128, 128, 128, 128,
459 128, 123, 129, 123, 123, 123, 123, 123, 123, 123,
461 123, 123, 123, 131, 132, 132, 132, 132, 132, 132,
462 132, 132, 128, 128, 128, 128, 123, 123, 128, 128,
463 123, 128, 0, 123, 123, 123, 123, 123, 123, 123,
467 static yyconst flex_int16_t yy_nxt[319] =
469 14, 15, 15, 16, 17, 14, 18, 19, 20, 21,
470 21, 22, 23, 24, 25, 25, 21, 26, 27, 28,
471 29, 14, 14, 30, 29, 29, 31, 32, 33, 34,
472 35, 36, 37, 38, 29, 29, 29, 39, 29, 21,
473 40, 21, 14, 42, 105, 43, 61, 44, 45, 42,
474 74, 43, 81, 44, 45, 60, 60, 63, 63, 66,
475 66, 84, 46, 82, 88, 94, 94, 104, 46, 77,
476 62, 89, 85, 107, 75, 94, 94, 60, 60, 66,
477 66, 67, 47, 122, 108, 117, 118, 120, 47, 48,
478 48, 49, 48, 48, 48, 48, 48, 48, 48, 48,
480 48, 48, 48, 48, 48, 50, 48, 48, 48, 51,
481 48, 48, 51, 51, 51, 51, 51, 51, 51, 51,
482 51, 51, 51, 51, 51, 51, 51, 51, 48, 48,
483 52, 48, 42, 110, 53, 119, 54, 55, 42, 116,
484 53, 115, 54, 55, 111, 118, 118, 121, 118, 118,
485 118, 46, 118, 118, 114, 113, 112, 46, 109, 106,
486 95, 95, 92, 91, 90, 83, 80, 79, 78, 76,
487 73, 56, 65, 64, 123, 59, 59, 56, 66, 66,
488 123, 123, 123, 123, 123, 123, 123, 123, 123, 123,
489 68, 123, 69, 70, 71, 123, 72, 86, 86, 86,
491 86, 86, 123, 123, 86, 86, 86, 86, 123, 123,
492 86, 123, 123, 123, 123, 123, 87, 123, 123, 123,
493 123, 123, 123, 123, 123, 123, 123, 123, 123, 123,
494 123, 123, 123, 123, 86, 97, 98, 123, 123, 123,
495 123, 123, 123, 123, 123, 99, 123, 123, 100, 123,
496 123, 123, 123, 101, 123, 123, 102, 123, 103, 41,
497 41, 41, 57, 57, 57, 58, 58, 58, 93, 123,
498 93, 96, 96, 96, 13, 123, 123, 123, 123, 123,
499 123, 123, 123, 123, 123, 123, 123, 123, 123, 123,
500 123, 123, 123, 123, 123, 123, 123, 123, 123, 123,
502 123, 123, 123, 123, 123, 123, 123, 123, 123, 123,
503 123, 123, 123, 123, 123, 123, 123, 123
506 static yyconst flex_int16_t yy_chk[319] =
508 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
509 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
510 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
511 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
512 1, 1, 1, 3, 132, 3, 16, 3, 3, 4,
513 27, 4, 33, 4, 4, 15, 15, 18, 18, 25,
514 25, 35, 3, 33, 37, 44, 44, 131, 4, 128,
515 16, 37, 35, 69, 27, 54, 54, 60, 60, 66,
516 66, 127, 3, 119, 69, 97, 97, 116, 4, 5,
517 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
519 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
520 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
521 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
522 5, 5, 7, 71, 7, 114, 7, 7, 8, 91,
523 8, 89, 8, 8, 71, 98, 98, 117, 117, 118,
524 118, 7, 121, 121, 80, 78, 72, 8, 70, 68,
525 55, 45, 40, 39, 38, 34, 32, 31, 30, 28,
526 26, 7, 20, 19, 13, 12, 11, 8, 22, 22,
527 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
528 22, 0, 22, 22, 22, 0, 22, 36, 36, 36,
530 36, 36, 0, 0, 36, 36, 36, 36, 0, 0,
531 36, 0, 0, 0, 0, 0, 36, 0, 0, 0,
532 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
533 0, 0, 0, 0, 36, 46, 46, 0, 0, 0,
534 0, 0, 0, 0, 0, 46, 0, 0, 46, 0,
535 0, 0, 0, 46, 0, 0, 46, 0, 46, 124,
536 124, 124, 125, 125, 125, 126, 126, 126, 129, 0,
537 129, 130, 130, 130, 123, 123, 123, 123, 123, 123,
538 123, 123, 123, 123, 123, 123, 123, 123, 123, 123,
539 123, 123, 123, 123, 123, 123, 123, 123, 123, 123,
541 123, 123, 123, 123, 123, 123, 123, 123, 123, 123,
542 123, 123, 123, 123, 123, 123, 123, 123
545 /* The intent behind this definition is that it'll catch
546 * any uses of REJECT which flex missed.
548 #define REJECT reject_used_but_not_detected
549 #define yymore() yymore_used_but_not_detected
550 #define YY_MORE_ADJ 0
551 #define YY_RESTORE_YY_MORE_OFFSET
552 #line 1 "util_expr_scan.l"
553 /* Licensed to the Apache Software Foundation (ASF) under one or more
554 * contributor license agreements. See the NOTICE file distributed with
555 * this work for additional information regarding copyright ownership.
556 * The ASF licenses this file to You under the Apache License, Version 2.0
557 * (the "License"); you may not use this file except in compliance with
558 * the License. You may obtain a copy of the License at
560 * http://www.apache.org/licenses/LICENSE-2.0
562 * Unless required by applicable law or agreed to in writing, software
563 * distributed under the License is distributed on an "AS IS" BASIS,
564 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
565 * See the License for the specific language governing permissions and
566 * limitations under the License.
569 * ap_expr_scan.l, based on ssl_expr_scan.l from mod_ssl
571 /* _________________________________________________________________
573 ** Expression Scanner
574 ** _________________________________________________________________
576 #define YY_NO_INPUT 1
581 #line 43 "util_expr_scan.l"
582 #include "util_expr_private.h"
583 #include "util_expr_parse.h"
584 #include "http_main.h"
585 #include "http_log.h"
588 #define YY_INPUT(buf,result,max_size) \
590 if ((result = MIN(max_size, yyextra->inputbuf \
591 + yyextra->inputlen \
592 - yyextra->inputptr)) <= 0) \
597 memcpy(buf, yyextra->inputptr, result); \
598 yyextra->inputptr += result; \
603 * XXX: It would be nice if we could recover somehow, e.g. via
604 * XXX: longjmp. It is not clear if the scanner is in any state
605 * XXX: to be cleaned up, though.
607 #define YY_FATAL_ERROR(msg) \
609 ap_log_error(APLOG_MARK, APLOG_CRIT, 0, ap_server_conf, \
610 "expr parser fatal error (BUG?): " \
611 "%s, exiting", msg); \
615 #define YY_EXTRA_TYPE ap_expr_parse_ctx_t*
617 #define PERROR(msg) do { yyextra->error2 = msg ; return T_ERROR; } while (0)
619 #define str_ptr (yyextra->scan_ptr)
620 #define str_buf (yyextra->scan_buf)
621 #define str_del (yyextra->scan_del)
623 #define STR_APPEND(c) do { \
625 if (str_ptr >= str_buf + sizeof(str_buf)) \
626 PERROR("String too long"); \
629 #line 630 "util_expr_scan.c"
636 #define regex_flags 5
638 #ifndef YY_NO_UNISTD_H
639 /* Special case for "unistd.h", since it is non-ANSI. We include it way
640 * down here because we want the user's section 1 to have been scanned first.
641 * The user has a chance to override it with an option.
646 #ifndef YY_EXTRA_TYPE
647 #define YY_EXTRA_TYPE void *
650 /* Holds the entire state of the reentrant scanner. */
654 /* User-defined. Not touched by flex. */
655 YY_EXTRA_TYPE yyextra_r;
657 /* The rest are the same as the globals declared in the non-reentrant scanner. */
658 FILE *yyin_r, *yyout_r;
659 size_t yy_buffer_stack_top; /**< index of top of stack. */
660 size_t yy_buffer_stack_max; /**< capacity of stack. */
661 YY_BUFFER_STATE * yy_buffer_stack; /**< Stack as an array. */
668 int yy_did_buffer_switch_on_eof;
669 int yy_start_stack_ptr;
670 int yy_start_stack_depth;
672 yy_state_type yy_last_accepting_state;
673 char* yy_last_accepting_cpos;
684 }; /* end struct yyguts_t */
686 static int yy_init_globals (yyscan_t yyscanner );
688 /* This must go here because YYSTYPE and YYLTYPE are included
689 * from bison output in section 1.*/
690 # define yylval yyg->yylval_r
692 int ap_expr_yylex_init (yyscan_t* scanner);
694 int ap_expr_yylex_init_extra (YY_EXTRA_TYPE user_defined,yyscan_t* scanner);
696 /* Accessor methods to globals.
697 These are made visible to non-reentrant scanners for convenience. */
699 int ap_expr_yylex_destroy (yyscan_t yyscanner );
701 int ap_expr_yyget_debug (yyscan_t yyscanner );
703 void ap_expr_yyset_debug (int debug_flag ,yyscan_t yyscanner );
705 YY_EXTRA_TYPE ap_expr_yyget_extra (yyscan_t yyscanner );
707 void ap_expr_yyset_extra (YY_EXTRA_TYPE user_defined ,yyscan_t yyscanner );
709 FILE *ap_expr_yyget_in (yyscan_t yyscanner );
711 void ap_expr_yyset_in (FILE * in_str ,yyscan_t yyscanner );
713 FILE *ap_expr_yyget_out (yyscan_t yyscanner );
715 void ap_expr_yyset_out (FILE * out_str ,yyscan_t yyscanner );
717 int ap_expr_yyget_leng (yyscan_t yyscanner );
719 char *ap_expr_yyget_text (yyscan_t yyscanner );
721 int ap_expr_yyget_lineno (yyscan_t yyscanner );
723 void ap_expr_yyset_lineno (int line_number ,yyscan_t yyscanner );
725 YYSTYPE * ap_expr_yyget_lval (yyscan_t yyscanner );
727 void ap_expr_yyset_lval (YYSTYPE * yylval_param ,yyscan_t yyscanner );
729 /* Macros after this point can all be overridden by user definitions in
733 #ifndef YY_SKIP_YYWRAP
735 extern "C" int ap_expr_yywrap (yyscan_t yyscanner );
737 extern int ap_expr_yywrap (yyscan_t yyscanner );
742 static void yy_flex_strncpy (char *,yyconst char *,int ,yyscan_t yyscanner);
745 #ifdef YY_NEED_STRLEN
746 static int yy_flex_strlen (yyconst char * ,yyscan_t yyscanner);
752 static int yyinput (yyscan_t yyscanner );
754 static int input (yyscan_t yyscanner );
759 static void yy_push_state (int new_state ,yyscan_t yyscanner);
761 static void yy_pop_state (yyscan_t yyscanner );
763 /* Amount of stuff to slurp up with each read. */
764 #ifndef YY_READ_BUF_SIZE
766 /* On IA-64, the buffer size is 16k, not 8k */
767 #define YY_READ_BUF_SIZE 16384
769 #define YY_READ_BUF_SIZE 8192
770 #endif /* __ia64__ */
773 /* Copy whatever the last rule matched to the standard output. */
775 /* This used to be an fputs(), but since the string might contain NUL's,
776 * we now use fwrite().
778 #define ECHO do { if (fwrite( yytext, yyleng, 1, yyout )) {} } while (0)
781 /* Gets input and stuffs it into "buf". number of characters read, or YY_NULL,
782 * is returned in "result".
785 #define YY_INPUT(buf,result,max_size) \
786 if ( YY_CURRENT_BUFFER_LVALUE->yy_is_interactive ) \
790 for ( n = 0; n < max_size && \
791 (c = getc( yyin )) != EOF && c != '\n'; ++n ) \
794 buf[n++] = (char) c; \
795 if ( c == EOF && ferror( yyin ) ) \
796 YY_FATAL_ERROR( "input in flex scanner failed" ); \
802 while ( (result = fread(buf, 1, max_size, yyin))==0 && ferror(yyin)) \
804 if( errno != EINTR) \
806 YY_FATAL_ERROR( "input in flex scanner failed" ); \
817 /* No semi-colon after return; correct usage is to write "yyterminate();" -
818 * we don't want an extra ';' after the "return" because that will cause
819 * some compilers to complain about unreachable statements.
822 #define yyterminate() return YY_NULL
825 /* Number of entries by which start-condition stack grows. */
826 #ifndef YY_START_STACK_INCR
827 #define YY_START_STACK_INCR 25
830 /* Report a fatal error. */
831 #ifndef YY_FATAL_ERROR
832 #define YY_FATAL_ERROR(msg) yy_fatal_error( msg , yyscanner)
835 /* end tables serialization structures and prototypes */
837 /* Default declaration of generated scanner - a define so the user can
838 * easily add parameters.
841 #define YY_DECL_IS_OURS 1
843 extern int ap_expr_yylex \
844 (YYSTYPE * yylval_param ,yyscan_t yyscanner);
846 #define YY_DECL int ap_expr_yylex \
847 (YYSTYPE * yylval_param , yyscan_t yyscanner)
848 #endif /* !YY_DECL */
850 /* Code executed at the beginning of each rule, after yytext and yyleng
853 #ifndef YY_USER_ACTION
854 #define YY_USER_ACTION
857 /* Code executed at the end of each rule. */
859 #define YY_BREAK break;
862 #define YY_RULE_SETUP \
865 /** The main scanner function which does all the work.
869 register yy_state_type yy_current_state;
870 register char *yy_cp, *yy_bp;
872 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
874 #line 93 "util_expr_scan.l"
877 char regex_buf[MAX_STRING_LEN];
878 char *regex_ptr = NULL;
879 char regex_del = '\0';
883 * Set initial state for string expressions
885 if (yyextra->at_start) {
886 yyextra->at_start = 0;
887 if (yyextra->flags & AP_EXPR_FLAG_STRING_RESULT) {
889 return T_EXPR_STRING;
900 #line 901 "util_expr_scan.c"
902 yylval = yylval_param;
912 if ( ! yyg->yy_start )
913 yyg->yy_start = 1; /* first start state */
921 if ( ! YY_CURRENT_BUFFER ) {
922 ap_expr_yyensure_buffer_stack (yyscanner);
923 YY_CURRENT_BUFFER_LVALUE =
924 ap_expr_yy_create_buffer(yyin,YY_BUF_SIZE ,yyscanner);
927 ap_expr_yy_load_buffer_state(yyscanner );
930 while ( 1 ) /* loops until end-of-file is reached */
932 yy_cp = yyg->yy_c_buf_p;
934 /* Support of yytext. */
935 *yy_cp = yyg->yy_hold_char;
937 /* yy_bp points to the position in yy_ch_buf of the start of
942 yy_current_state = yyg->yy_start;
946 register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)];
947 if ( yy_accept[yy_current_state] )
949 yyg->yy_last_accepting_state = yy_current_state;
950 yyg->yy_last_accepting_cpos = yy_cp;
952 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
954 yy_current_state = (int) yy_def[yy_current_state];
955 if ( yy_current_state >= 124 )
956 yy_c = yy_meta[(unsigned int) yy_c];
958 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
961 while ( yy_current_state != 123 );
962 yy_cp = yyg->yy_last_accepting_cpos;
963 yy_current_state = yyg->yy_last_accepting_state;
966 yy_act = yy_accept[yy_current_state];
970 do_action: /* This label is used only to access EOF actions. */
973 { /* beginning of action switch */
974 case 0: /* must back up */
975 /* undo the effects of YY_DO_BEFORE_ACTION */
976 *yy_cp = yyg->yy_hold_char;
977 yy_cp = yyg->yy_last_accepting_cpos;
978 yy_current_state = yyg->yy_last_accepting_state;
982 /* rule 1 can match eol */
984 #line 118 "util_expr_scan.l"
990 * strings ("..." and '...')
994 #line 125 "util_expr_scan.l"
1004 #line 131 "util_expr_scan.l"
1006 if (yytext[0] == str_del) {
1007 if (YY_START == var) {
1008 PERROR("Unterminated variable in string");
1010 else if (str_ptr == str_buf) {
1015 /* return what we have so far and scan delimiter again */
1017 yylval->cpVal = apr_pstrdup(yyextra->pool, str_buf);
1024 STR_APPEND(yytext[0]);
1029 /* rule 4 can match eol */
1031 #line 153 "util_expr_scan.l"
1033 PERROR("Unterminated string or variable");
1036 case YY_STATE_EOF(var):
1037 case YY_STATE_EOF(vararg):
1038 #line 156 "util_expr_scan.l"
1040 PERROR("Unterminated string or variable");
1043 case YY_STATE_EOF(str):
1044 #line 159 "util_expr_scan.l"
1046 if (!(yyextra->flags & AP_EXPR_FLAG_STRING_RESULT)) {
1047 PERROR("Unterminated string or variable");
1051 yylval->cpVal = apr_pstrdup(yyextra->pool, str_buf);
1060 #line 172 "util_expr_scan.l"
1064 (void)sscanf(yytext+1, "%o", &result);
1065 if (result > 0xff) {
1066 PERROR("Escape sequence out of bound");
1075 #line 183 "util_expr_scan.l"
1077 PERROR("Bad escape sequence");
1082 #line 186 "util_expr_scan.l"
1083 { STR_APPEND('\n'); }
1087 #line 187 "util_expr_scan.l"
1088 { STR_APPEND('\r'); }
1092 #line 188 "util_expr_scan.l"
1093 { STR_APPEND('\t'); }
1097 #line 189 "util_expr_scan.l"
1098 { STR_APPEND('\b'); }
1102 #line 190 "util_expr_scan.l"
1103 { STR_APPEND('\f'); }
1106 /* rule 12 can match eol */
1108 #line 191 "util_expr_scan.l"
1109 { STR_APPEND(yytext[1]); }
1111 /* regexp backref inside string/arg */
1114 #line 194 "util_expr_scan.l"
1116 if (str_ptr != str_buf) {
1117 /* return what we have so far and scan '$x' again */
1119 yylval->cpVal = apr_pstrdup(yyextra->pool, str_buf);
1125 yylval->num = yytext[1] - '0';
1126 return T_REGEX_BACKREF;
1132 #line 209 "util_expr_scan.l"
1135 while (*cp != '\0') {
1141 /* variable inside string/arg */
1144 #line 218 "util_expr_scan.l"
1146 if (str_ptr != str_buf) {
1147 /* return what we have so far and scan '%{' again */
1149 yylval->cpVal = apr_pstrdup(yyextra->pool, str_buf);
1155 yy_push_state(var, yyscanner);
1162 #line 233 "util_expr_scan.l"
1164 STR_APPEND(yytext[0]);
1169 #line 237 "util_expr_scan.l"
1171 STR_APPEND(yytext[0]);
1176 #line 241 "util_expr_scan.l"
1178 yy_push_state(var, yyscanner);
1184 #line 246 "util_expr_scan.l"
1186 yylval->num = yytext[1] - '0';
1187 return T_REGEX_BACKREF;
1191 * fixed name variable expansion %{XXX} and function call in %{func:arg} syntax
1195 #line 254 "util_expr_scan.l"
1197 yylval->cpVal = apr_pstrdup(yyextra->pool, yytext);
1203 #line 259 "util_expr_scan.l"
1205 yy_pop_state(yyscanner);
1211 #line 264 "util_expr_scan.l"
1218 /* rule 23 can match eol */
1220 #line 269 "util_expr_scan.l"
1222 char *msg = apr_psprintf(yyextra->pool,
1223 "Invalid character in variable name '%c'", yytext[0]);
1229 #line 275 "util_expr_scan.l"
1231 if (str_ptr != str_buf) {
1232 /* return what we have so far and scan '}' again */
1234 yylval->cpVal = apr_pstrdup(yyextra->pool, str_buf);
1240 yy_pop_state(yyscanner);
1246 * Regular Expression
1250 #line 293 "util_expr_scan.l"
1252 regex_del = yytext[1];
1253 regex_ptr = regex_buf;
1259 #line 298 "util_expr_scan.l"
1261 regex_del = yytext[0];
1262 regex_ptr = regex_buf;
1267 /* rule 27 can match eol */
1269 #line 303 "util_expr_scan.l"
1271 if (yytext[0] == regex_del) {
1276 *regex_ptr++ = yytext[0];
1277 if (regex_ptr >= regex_buf + sizeof(regex_buf))
1278 PERROR("Regexp too long");
1284 #line 314 "util_expr_scan.l"
1286 yylval->cpVal = apr_pstrdup(yyextra->pool, regex_buf);
1292 /* rule 29 can match eol */
1294 #line 319 "util_expr_scan.l"
1296 yylval->cpVal = apr_pstrdup(yyextra->pool, regex_buf);
1302 case YY_STATE_EOF(regex_flags):
1303 #line 325 "util_expr_scan.l"
1305 yylval->cpVal = apr_pstrdup(yyextra->pool, regex_buf);
1315 #line 334 "util_expr_scan.l"
1316 { return T_OP_STR_EQ; }
1320 #line 335 "util_expr_scan.l"
1321 { return T_OP_STR_NE; }
1325 #line 336 "util_expr_scan.l"
1326 { return T_OP_STR_LT; }
1330 #line 337 "util_expr_scan.l"
1331 { return T_OP_STR_LE; }
1335 #line 338 "util_expr_scan.l"
1336 { return T_OP_STR_GT; }
1340 #line 339 "util_expr_scan.l"
1341 { return T_OP_STR_GE; }
1345 #line 340 "util_expr_scan.l"
1346 { return T_OP_REG; }
1350 #line 341 "util_expr_scan.l"
1351 { return T_OP_NRE; }
1355 #line 342 "util_expr_scan.l"
1356 { return T_OP_AND; }
1360 #line 343 "util_expr_scan.l"
1361 { return T_OP_AND; }
1365 #line 344 "util_expr_scan.l"
1370 #line 345 "util_expr_scan.l"
1375 #line 346 "util_expr_scan.l"
1376 { return T_OP_NOT; }
1380 #line 347 "util_expr_scan.l"
1381 { return T_OP_NOT; }
1385 #line 348 "util_expr_scan.l"
1386 { return T_OP_CONCAT; }
1390 #line 349 "util_expr_scan.l"
1395 #line 350 "util_expr_scan.l"
1400 #line 351 "util_expr_scan.l"
1405 #line 352 "util_expr_scan.l"
1410 #line 353 "util_expr_scan.l"
1415 #line 354 "util_expr_scan.l"
1420 #line 355 "util_expr_scan.l"
1423 /* for compatibility with ssl_expr */
1426 #line 358 "util_expr_scan.l"
1431 #line 359 "util_expr_scan.l"
1436 #line 360 "util_expr_scan.l"
1441 #line 361 "util_expr_scan.l"
1446 #line 362 "util_expr_scan.l"
1451 #line 363 "util_expr_scan.l"
1456 #line 364 "util_expr_scan.l"
1461 #line 366 "util_expr_scan.l"
1463 yylval->cpVal = apr_pstrdup(yyextra->pool, yytext + 1);
1469 #line 371 "util_expr_scan.l"
1471 yylval->cpVal = apr_pstrdup(yyextra->pool, yytext + 1);
1480 #line 379 "util_expr_scan.l"
1485 #line 380 "util_expr_scan.l"
1493 #line 385 "util_expr_scan.l"
1495 yylval->cpVal = apr_pstrdup(yyextra->pool, yytext);
1504 #line 393 "util_expr_scan.l"
1506 yylval->cpVal = apr_pstrdup(yyextra->pool, yytext);
1511 * These are parts of the grammar and are returned as is
1515 #line 401 "util_expr_scan.l"
1521 * Anything else is an error
1524 /* rule 66 can match eol */
1526 #line 408 "util_expr_scan.l"
1528 char *msg = apr_psprintf(yyextra->pool, "Parse error near '%c'", yytext[0]);
1534 #line 413 "util_expr_scan.l"
1535 YY_FATAL_ERROR( "flex scanner jammed" );
1537 #line 1538 "util_expr_scan.c"
1538 case YY_STATE_EOF(INITIAL):
1539 case YY_STATE_EOF(regex):
1542 case YY_END_OF_BUFFER:
1544 /* Amount of text matched not including the EOB char. */
1545 int yy_amount_of_matched_text = (int) (yy_cp - yyg->yytext_ptr) - 1;
1547 /* Undo the effects of YY_DO_BEFORE_ACTION. */
1548 *yy_cp = yyg->yy_hold_char;
1549 YY_RESTORE_YY_MORE_OFFSET
1551 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_NEW )
1553 /* We're scanning a new file or input source. It's
1554 * possible that this happened because the user
1555 * just pointed yyin at a new source and called
1556 * ap_expr_yylex(). If so, then we have to assure
1557 * consistency between YY_CURRENT_BUFFER and our
1558 * globals. Here is the right place to do so, because
1559 * this is the first action (other than possibly a
1560 * back-up) that will match for the new input source.
1562 yyg->yy_n_chars = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
1563 YY_CURRENT_BUFFER_LVALUE->yy_input_file = yyin;
1564 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = YY_BUFFER_NORMAL;
1567 /* Note that here we test for yy_c_buf_p "<=" to the position
1568 * of the first EOB in the buffer, since yy_c_buf_p will
1569 * already have been incremented past the NUL character
1570 * (since all states make transitions on EOB to the
1571 * end-of-buffer state). Contrast this with the test
1574 if ( yyg->yy_c_buf_p <= &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars] )
1575 { /* This was really a NUL. */
1576 yy_state_type yy_next_state;
1578 yyg->yy_c_buf_p = yyg->yytext_ptr + yy_amount_of_matched_text;
1580 yy_current_state = yy_get_previous_state( yyscanner );
1582 /* Okay, we're now positioned to make the NUL
1583 * transition. We couldn't have
1584 * yy_get_previous_state() go ahead and do it
1585 * for us because it doesn't know how to deal
1586 * with the possibility of jamming (and we don't
1587 * want to build jamming into it because then it
1588 * will run more slowly).
1591 yy_next_state = yy_try_NUL_trans( yy_current_state , yyscanner);
1593 yy_bp = yyg->yytext_ptr + YY_MORE_ADJ;
1595 if ( yy_next_state )
1597 /* Consume the NUL. */
1598 yy_cp = ++yyg->yy_c_buf_p;
1599 yy_current_state = yy_next_state;
1605 yy_cp = yyg->yy_last_accepting_cpos;
1606 yy_current_state = yyg->yy_last_accepting_state;
1607 goto yy_find_action;
1611 else switch ( yy_get_next_buffer( yyscanner ) )
1613 case EOB_ACT_END_OF_FILE:
1615 yyg->yy_did_buffer_switch_on_eof = 0;
1617 if ( ap_expr_yywrap(yyscanner ) )
1619 /* Note: because we've taken care in
1620 * yy_get_next_buffer() to have set up
1621 * yytext, we can now set up
1622 * yy_c_buf_p so that if some total
1623 * hoser (like flex itself) wants to
1624 * call the scanner after we return the
1625 * YY_NULL, it'll still work - another
1626 * YY_NULL will get returned.
1628 yyg->yy_c_buf_p = yyg->yytext_ptr + YY_MORE_ADJ;
1630 yy_act = YY_STATE_EOF(YY_START);
1636 if ( ! yyg->yy_did_buffer_switch_on_eof )
1642 case EOB_ACT_CONTINUE_SCAN:
1644 yyg->yytext_ptr + yy_amount_of_matched_text;
1646 yy_current_state = yy_get_previous_state( yyscanner );
1648 yy_cp = yyg->yy_c_buf_p;
1649 yy_bp = yyg->yytext_ptr + YY_MORE_ADJ;
1652 case EOB_ACT_LAST_MATCH:
1654 &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars];
1656 yy_current_state = yy_get_previous_state( yyscanner );
1658 yy_cp = yyg->yy_c_buf_p;
1659 yy_bp = yyg->yytext_ptr + YY_MORE_ADJ;
1660 goto yy_find_action;
1667 "fatal flex scanner internal error--no action found" );
1668 } /* end of action switch */
1669 } /* end of scanning one token */
1670 } /* end of ap_expr_yylex */
1672 /* yy_get_next_buffer - try to read in a new buffer
1674 * Returns a code representing an action:
1675 * EOB_ACT_LAST_MATCH -
1676 * EOB_ACT_CONTINUE_SCAN - continue scanning from current position
1677 * EOB_ACT_END_OF_FILE - end of file
1679 static int yy_get_next_buffer (yyscan_t yyscanner)
1681 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
1682 register char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf;
1683 register char *source = yyg->yytext_ptr;
1684 register int number_to_move, i;
1687 if ( yyg->yy_c_buf_p > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars + 1] )
1689 "fatal flex scanner internal error--end of buffer missed" );
1691 if ( YY_CURRENT_BUFFER_LVALUE->yy_fill_buffer == 0 )
1692 { /* Don't try to fill the buffer, so this is an EOF. */
1693 if ( yyg->yy_c_buf_p - yyg->yytext_ptr - YY_MORE_ADJ == 1 )
1695 /* We matched a single character, the EOB, so
1696 * treat this as a final EOF.
1698 return EOB_ACT_END_OF_FILE;
1703 /* We matched some text prior to the EOB, first
1706 return EOB_ACT_LAST_MATCH;
1710 /* Try to read more data. */
1712 /* First move last chars to start of buffer. */
1713 number_to_move = (int) (yyg->yy_c_buf_p - yyg->yytext_ptr) - 1;
1715 for ( i = 0; i < number_to_move; ++i )
1716 *(dest++) = *(source++);
1718 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_EOF_PENDING )
1719 /* don't do the read, it's not guaranteed to return an EOF,
1722 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = yyg->yy_n_chars = 0;
1727 YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1;
1729 while ( num_to_read <= 0 )
1730 { /* Not enough room in the buffer - grow it. */
1732 /* just a shorter name for the current buffer */
1733 YY_BUFFER_STATE b = YY_CURRENT_BUFFER;
1735 int yy_c_buf_p_offset =
1736 (int) (yyg->yy_c_buf_p - b->yy_ch_buf);
1738 if ( b->yy_is_our_buffer )
1740 int new_size = b->yy_buf_size * 2;
1742 if ( new_size <= 0 )
1743 b->yy_buf_size += b->yy_buf_size / 8;
1745 b->yy_buf_size *= 2;
1747 b->yy_ch_buf = (char *)
1748 /* Include room in for 2 EOB chars. */
1749 ap_expr_yyrealloc((void *) b->yy_ch_buf,b->yy_buf_size + 2 ,yyscanner );
1752 /* Can't grow it, we don't own it. */
1755 if ( ! b->yy_ch_buf )
1757 "fatal error - scanner input buffer overflow" );
1759 yyg->yy_c_buf_p = &b->yy_ch_buf[yy_c_buf_p_offset];
1761 num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size -
1766 if ( num_to_read > YY_READ_BUF_SIZE )
1767 num_to_read = YY_READ_BUF_SIZE;
1769 /* Read in more data. */
1770 YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]),
1771 yyg->yy_n_chars, (size_t) num_to_read );
1773 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = yyg->yy_n_chars;
1776 if ( yyg->yy_n_chars == 0 )
1778 if ( number_to_move == YY_MORE_ADJ )
1780 ret_val = EOB_ACT_END_OF_FILE;
1781 ap_expr_yyrestart(yyin ,yyscanner);
1786 ret_val = EOB_ACT_LAST_MATCH;
1787 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status =
1788 YY_BUFFER_EOF_PENDING;
1793 ret_val = EOB_ACT_CONTINUE_SCAN;
1795 if ((yy_size_t) (yyg->yy_n_chars + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) {
1796 /* Extend the array by 50%, plus the number we really need. */
1797 yy_size_t new_size = yyg->yy_n_chars + number_to_move + (yyg->yy_n_chars >> 1);
1798 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) ap_expr_yyrealloc((void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size ,yyscanner );
1799 if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
1800 YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" );
1803 yyg->yy_n_chars += number_to_move;
1804 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars] = YY_END_OF_BUFFER_CHAR;
1805 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars + 1] = YY_END_OF_BUFFER_CHAR;
1807 yyg->yytext_ptr = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[0];
1812 /* yy_get_previous_state - get the state just before the EOB char was reached */
1814 static yy_state_type yy_get_previous_state (yyscan_t yyscanner)
1816 register yy_state_type yy_current_state;
1817 register char *yy_cp;
1818 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
1820 yy_current_state = yyg->yy_start;
1822 for ( yy_cp = yyg->yytext_ptr + YY_MORE_ADJ; yy_cp < yyg->yy_c_buf_p; ++yy_cp )
1824 register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1);
1825 if ( yy_accept[yy_current_state] )
1827 yyg->yy_last_accepting_state = yy_current_state;
1828 yyg->yy_last_accepting_cpos = yy_cp;
1830 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
1832 yy_current_state = (int) yy_def[yy_current_state];
1833 if ( yy_current_state >= 124 )
1834 yy_c = yy_meta[(unsigned int) yy_c];
1836 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
1839 return yy_current_state;
1842 /* yy_try_NUL_trans - try to make a transition on the NUL character
1845 * next_state = yy_try_NUL_trans( current_state );
1847 static yy_state_type yy_try_NUL_trans (yy_state_type yy_current_state , yyscan_t yyscanner)
1849 register int yy_is_jam;
1850 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; /* This var may be unused depending upon options. */
1851 register char *yy_cp = yyg->yy_c_buf_p;
1853 register YY_CHAR yy_c = 1;
1854 if ( yy_accept[yy_current_state] )
1856 yyg->yy_last_accepting_state = yy_current_state;
1857 yyg->yy_last_accepting_cpos = yy_cp;
1859 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
1861 yy_current_state = (int) yy_def[yy_current_state];
1862 if ( yy_current_state >= 124 )
1863 yy_c = yy_meta[(unsigned int) yy_c];
1865 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
1866 yy_is_jam = (yy_current_state == 123);
1868 return yy_is_jam ? 0 : yy_current_state;
1873 static int yyinput (yyscan_t yyscanner)
1875 static int input (yyscan_t yyscanner)
1880 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
1882 *yyg->yy_c_buf_p = yyg->yy_hold_char;
1884 if ( *yyg->yy_c_buf_p == YY_END_OF_BUFFER_CHAR )
1886 /* yy_c_buf_p now points to the character we want to return.
1887 * If this occurs *before* the EOB characters, then it's a
1888 * valid NUL; if not, then we've hit the end of the buffer.
1890 if ( yyg->yy_c_buf_p < &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars] )
1891 /* This was really a NUL. */
1892 *yyg->yy_c_buf_p = '\0';
1895 { /* need more input */
1896 int offset = yyg->yy_c_buf_p - yyg->yytext_ptr;
1899 switch ( yy_get_next_buffer( yyscanner ) )
1901 case EOB_ACT_LAST_MATCH:
1902 /* This happens because yy_g_n_b()
1903 * sees that we've accumulated a
1904 * token and flags that we need to
1905 * try matching the token before
1906 * proceeding. But for input(),
1907 * there's no matching to consider.
1908 * So convert the EOB_ACT_LAST_MATCH
1909 * to EOB_ACT_END_OF_FILE.
1912 /* Reset buffer status. */
1913 ap_expr_yyrestart(yyin ,yyscanner);
1917 case EOB_ACT_END_OF_FILE:
1919 if ( ap_expr_yywrap(yyscanner ) )
1922 if ( ! yyg->yy_did_buffer_switch_on_eof )
1925 return yyinput(yyscanner);
1927 return input(yyscanner);
1931 case EOB_ACT_CONTINUE_SCAN:
1932 yyg->yy_c_buf_p = yyg->yytext_ptr + offset;
1938 c = *(unsigned char *) yyg->yy_c_buf_p; /* cast for 8-bit char's */
1939 *yyg->yy_c_buf_p = '\0'; /* preserve yytext */
1940 yyg->yy_hold_char = *++yyg->yy_c_buf_p;
1944 #endif /* ifndef YY_NO_INPUT */
1946 /** Immediately switch to a different input stream.
1947 * @param input_file A readable stream.
1948 * @param yyscanner The scanner object.
1949 * @note This function does not reset the start condition to @c INITIAL .
1951 void ap_expr_yyrestart (FILE * input_file , yyscan_t yyscanner)
1953 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
1955 if ( ! YY_CURRENT_BUFFER ){
1956 ap_expr_yyensure_buffer_stack (yyscanner);
1957 YY_CURRENT_BUFFER_LVALUE =
1958 ap_expr_yy_create_buffer(yyin,YY_BUF_SIZE ,yyscanner);
1961 ap_expr_yy_init_buffer(YY_CURRENT_BUFFER,input_file ,yyscanner);
1962 ap_expr_yy_load_buffer_state(yyscanner );
1965 /** Switch to a different input buffer.
1966 * @param new_buffer The new input buffer.
1967 * @param yyscanner The scanner object.
1969 void ap_expr_yy_switch_to_buffer (YY_BUFFER_STATE new_buffer , yyscan_t yyscanner)
1971 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
1973 /* TODO. We should be able to replace this entire function body
1975 * ap_expr_yypop_buffer_state();
1976 * ap_expr_yypush_buffer_state(new_buffer);
1978 ap_expr_yyensure_buffer_stack (yyscanner);
1979 if ( YY_CURRENT_BUFFER == new_buffer )
1982 if ( YY_CURRENT_BUFFER )
1984 /* Flush out information for old buffer. */
1985 *yyg->yy_c_buf_p = yyg->yy_hold_char;
1986 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = yyg->yy_c_buf_p;
1987 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = yyg->yy_n_chars;
1990 YY_CURRENT_BUFFER_LVALUE = new_buffer;
1991 ap_expr_yy_load_buffer_state(yyscanner );
1993 /* We don't actually know whether we did this switch during
1994 * EOF (ap_expr_yywrap()) processing, but the only time this flag
1995 * is looked at is after ap_expr_yywrap() is called, so it's safe
1996 * to go ahead and always set it.
1998 yyg->yy_did_buffer_switch_on_eof = 1;
2001 static void ap_expr_yy_load_buffer_state (yyscan_t yyscanner)
2003 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2004 yyg->yy_n_chars = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
2005 yyg->yytext_ptr = yyg->yy_c_buf_p = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos;
2006 yyin = YY_CURRENT_BUFFER_LVALUE->yy_input_file;
2007 yyg->yy_hold_char = *yyg->yy_c_buf_p;
2010 /** Allocate and initialize an input buffer state.
2011 * @param file A readable stream.
2012 * @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE.
2013 * @param yyscanner The scanner object.
2014 * @return the allocated buffer state.
2016 YY_BUFFER_STATE ap_expr_yy_create_buffer (FILE * file, int size , yyscan_t yyscanner)
2020 b = (YY_BUFFER_STATE) ap_expr_yyalloc(sizeof( struct yy_buffer_state ) ,yyscanner );
2022 YY_FATAL_ERROR( "out of dynamic memory in ap_expr_yy_create_buffer()" );
2024 b->yy_buf_size = size;
2026 /* yy_ch_buf has to be 2 characters longer than the size given because
2027 * we need to put in 2 end-of-buffer characters.
2029 b->yy_ch_buf = (char *) ap_expr_yyalloc(b->yy_buf_size + 2 ,yyscanner );
2030 if ( ! b->yy_ch_buf )
2031 YY_FATAL_ERROR( "out of dynamic memory in ap_expr_yy_create_buffer()" );
2033 b->yy_is_our_buffer = 1;
2035 ap_expr_yy_init_buffer(b,file ,yyscanner);
2040 /** Destroy the buffer.
2041 * @param b a buffer created with ap_expr_yy_create_buffer()
2042 * @param yyscanner The scanner object.
2044 void ap_expr_yy_delete_buffer (YY_BUFFER_STATE b , yyscan_t yyscanner)
2046 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2051 if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */
2052 YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0;
2054 if ( b->yy_is_our_buffer )
2055 ap_expr_yyfree((void *) b->yy_ch_buf ,yyscanner );
2057 ap_expr_yyfree((void *) b ,yyscanner );
2060 /* Initializes or reinitializes a buffer.
2061 * This function is sometimes called more than once on the same buffer,
2062 * such as during a ap_expr_yyrestart() or at EOF.
2064 static void ap_expr_yy_init_buffer (YY_BUFFER_STATE b, FILE * file , yyscan_t yyscanner)
2068 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2070 ap_expr_yy_flush_buffer(b ,yyscanner);
2072 b->yy_input_file = file;
2073 b->yy_fill_buffer = 1;
2075 /* If b is the current buffer, then ap_expr_yy_init_buffer was _probably_
2076 * called from ap_expr_yyrestart() or through yy_get_next_buffer.
2077 * In that case, we don't want to reset the lineno or column.
2079 if (b != YY_CURRENT_BUFFER){
2080 b->yy_bs_lineno = 1;
2081 b->yy_bs_column = 0;
2084 b->yy_is_interactive = 0;
2089 /** Discard all buffered characters. On the next scan, YY_INPUT will be called.
2090 * @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER.
2091 * @param yyscanner The scanner object.
2093 void ap_expr_yy_flush_buffer (YY_BUFFER_STATE b , yyscan_t yyscanner)
2095 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2101 /* We always need two end-of-buffer characters. The first causes
2102 * a transition to the end-of-buffer state. The second causes
2103 * a jam in that state.
2105 b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR;
2106 b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR;
2108 b->yy_buf_pos = &b->yy_ch_buf[0];
2111 b->yy_buffer_status = YY_BUFFER_NEW;
2113 if ( b == YY_CURRENT_BUFFER )
2114 ap_expr_yy_load_buffer_state(yyscanner );
2117 /** Pushes the new state onto the stack. The new state becomes
2118 * the current state. This function will allocate the stack
2120 * @param new_buffer The new state.
2121 * @param yyscanner The scanner object.
2123 void ap_expr_yypush_buffer_state (YY_BUFFER_STATE new_buffer , yyscan_t yyscanner)
2125 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2126 if (new_buffer == NULL)
2129 ap_expr_yyensure_buffer_stack(yyscanner);
2131 /* This block is copied from ap_expr_yy_switch_to_buffer. */
2132 if ( YY_CURRENT_BUFFER )
2134 /* Flush out information for old buffer. */
2135 *yyg->yy_c_buf_p = yyg->yy_hold_char;
2136 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = yyg->yy_c_buf_p;
2137 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = yyg->yy_n_chars;
2140 /* Only push if top exists. Otherwise, replace top. */
2141 if (YY_CURRENT_BUFFER)
2142 yyg->yy_buffer_stack_top++;
2143 YY_CURRENT_BUFFER_LVALUE = new_buffer;
2145 /* copied from ap_expr_yy_switch_to_buffer. */
2146 ap_expr_yy_load_buffer_state(yyscanner );
2147 yyg->yy_did_buffer_switch_on_eof = 1;
2150 /** Removes and deletes the top of the stack, if present.
2151 * The next element becomes the new top.
2152 * @param yyscanner The scanner object.
2154 void ap_expr_yypop_buffer_state (yyscan_t yyscanner)
2156 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2157 if (!YY_CURRENT_BUFFER)
2160 ap_expr_yy_delete_buffer(YY_CURRENT_BUFFER ,yyscanner);
2161 YY_CURRENT_BUFFER_LVALUE = NULL;
2162 if (yyg->yy_buffer_stack_top > 0)
2163 --yyg->yy_buffer_stack_top;
2165 if (YY_CURRENT_BUFFER) {
2166 ap_expr_yy_load_buffer_state(yyscanner );
2167 yyg->yy_did_buffer_switch_on_eof = 1;
2171 /* Allocates the stack if it does not exist.
2172 * Guarantees space for at least one push.
2174 static void ap_expr_yyensure_buffer_stack (yyscan_t yyscanner)
2177 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2179 if (!yyg->yy_buffer_stack) {
2181 /* First allocation is just for 2 elements, since we don't know if this
2182 * scanner will even need a stack. We use 2 instead of 1 to avoid an
2183 * immediate realloc on the next call.
2186 yyg->yy_buffer_stack = (struct yy_buffer_state**)ap_expr_yyalloc
2187 (num_to_alloc * sizeof(struct yy_buffer_state*)
2189 if ( ! yyg->yy_buffer_stack )
2190 YY_FATAL_ERROR( "out of dynamic memory in ap_expr_yyensure_buffer_stack()" );
2192 memset(yyg->yy_buffer_stack, 0, num_to_alloc * sizeof(struct yy_buffer_state*));
2194 yyg->yy_buffer_stack_max = num_to_alloc;
2195 yyg->yy_buffer_stack_top = 0;
2199 if (yyg->yy_buffer_stack_top >= (yyg->yy_buffer_stack_max) - 1){
2201 /* Increase the buffer to prepare for a possible push. */
2202 int grow_size = 8 /* arbitrary grow size */;
2204 num_to_alloc = yyg->yy_buffer_stack_max + grow_size;
2205 yyg->yy_buffer_stack = (struct yy_buffer_state**)ap_expr_yyrealloc
2206 (yyg->yy_buffer_stack,
2207 num_to_alloc * sizeof(struct yy_buffer_state*)
2209 if ( ! yyg->yy_buffer_stack )
2210 YY_FATAL_ERROR( "out of dynamic memory in ap_expr_yyensure_buffer_stack()" );
2212 /* zero only the new slots.*/
2213 memset(yyg->yy_buffer_stack + yyg->yy_buffer_stack_max, 0, grow_size * sizeof(struct yy_buffer_state*));
2214 yyg->yy_buffer_stack_max = num_to_alloc;
2218 /** Setup the input buffer state to scan directly from a user-specified character buffer.
2219 * @param base the character buffer
2220 * @param size the size in bytes of the character buffer
2221 * @param yyscanner The scanner object.
2222 * @return the newly allocated buffer state object.
2224 YY_BUFFER_STATE ap_expr_yy_scan_buffer (char * base, yy_size_t size , yyscan_t yyscanner)
2229 base[size-2] != YY_END_OF_BUFFER_CHAR ||
2230 base[size-1] != YY_END_OF_BUFFER_CHAR )
2231 /* They forgot to leave room for the EOB's. */
2234 b = (YY_BUFFER_STATE) ap_expr_yyalloc(sizeof( struct yy_buffer_state ) ,yyscanner );
2236 YY_FATAL_ERROR( "out of dynamic memory in ap_expr_yy_scan_buffer()" );
2238 b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */
2239 b->yy_buf_pos = b->yy_ch_buf = base;
2240 b->yy_is_our_buffer = 0;
2241 b->yy_input_file = 0;
2242 b->yy_n_chars = b->yy_buf_size;
2243 b->yy_is_interactive = 0;
2245 b->yy_fill_buffer = 0;
2246 b->yy_buffer_status = YY_BUFFER_NEW;
2248 ap_expr_yy_switch_to_buffer(b ,yyscanner );
2253 /** Setup the input buffer state to scan a string. The next call to ap_expr_yylex() will
2254 * scan from a @e copy of @a str.
2255 * @param yystr a NUL-terminated string to scan
2256 * @param yyscanner The scanner object.
2257 * @return the newly allocated buffer state object.
2258 * @note If you want to scan bytes that may contain NUL values, then use
2259 * ap_expr_yy_scan_bytes() instead.
2261 YY_BUFFER_STATE ap_expr_yy_scan_string (yyconst char * yystr , yyscan_t yyscanner)
2264 return ap_expr_yy_scan_bytes(yystr,strlen(yystr) ,yyscanner);
2267 /** Setup the input buffer state to scan the given bytes. The next call to ap_expr_yylex() will
2268 * scan from a @e copy of @a bytes.
2269 * @param yybytes the byte buffer to scan
2270 * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes.
2271 * @param yyscanner The scanner object.
2272 * @return the newly allocated buffer state object.
2274 YY_BUFFER_STATE ap_expr_yy_scan_bytes (yyconst char * yybytes, int _yybytes_len , yyscan_t yyscanner)
2281 /* Get memory for full buffer, including space for trailing EOB's. */
2282 n = _yybytes_len + 2;
2283 buf = (char *) ap_expr_yyalloc(n ,yyscanner );
2285 YY_FATAL_ERROR( "out of dynamic memory in ap_expr_yy_scan_bytes()" );
2287 for ( i = 0; i < _yybytes_len; ++i )
2288 buf[i] = yybytes[i];
2290 buf[_yybytes_len] = buf[_yybytes_len+1] = YY_END_OF_BUFFER_CHAR;
2292 b = ap_expr_yy_scan_buffer(buf,n ,yyscanner);
2294 YY_FATAL_ERROR( "bad buffer in ap_expr_yy_scan_bytes()" );
2296 /* It's okay to grow etc. this buffer, and we should throw it
2297 * away when we're done.
2299 b->yy_is_our_buffer = 1;
2304 static void yy_push_state (int new_state , yyscan_t yyscanner)
2306 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2307 if ( yyg->yy_start_stack_ptr >= yyg->yy_start_stack_depth )
2311 yyg->yy_start_stack_depth += YY_START_STACK_INCR;
2312 new_size = yyg->yy_start_stack_depth * sizeof( int );
2314 if ( ! yyg->yy_start_stack )
2315 yyg->yy_start_stack = (int *) ap_expr_yyalloc(new_size ,yyscanner );
2318 yyg->yy_start_stack = (int *) ap_expr_yyrealloc((void *) yyg->yy_start_stack,new_size ,yyscanner );
2320 if ( ! yyg->yy_start_stack )
2321 YY_FATAL_ERROR( "out of memory expanding start-condition stack" );
2324 yyg->yy_start_stack[yyg->yy_start_stack_ptr++] = YY_START;
2329 static void yy_pop_state (yyscan_t yyscanner)
2331 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2332 if ( --yyg->yy_start_stack_ptr < 0 )
2333 YY_FATAL_ERROR( "start-condition stack underflow" );
2335 BEGIN(yyg->yy_start_stack[yyg->yy_start_stack_ptr]);
2338 #ifndef YY_EXIT_FAILURE
2339 #define YY_EXIT_FAILURE 2
2342 static void yy_fatal_error (yyconst char* msg , yyscan_t yyscanner)
2344 (void) fprintf( stderr, "%s\n", msg );
2345 exit( YY_EXIT_FAILURE );
2348 /* Redefine yyless() so it works in section 3 code. */
2354 /* Undo effects of setting up yytext. */ \
2355 int yyless_macro_arg = (n); \
2356 YY_LESS_LINENO(yyless_macro_arg);\
2357 yytext[yyleng] = yyg->yy_hold_char; \
2358 yyg->yy_c_buf_p = yytext + yyless_macro_arg; \
2359 yyg->yy_hold_char = *yyg->yy_c_buf_p; \
2360 *yyg->yy_c_buf_p = '\0'; \
2361 yyleng = yyless_macro_arg; \
2365 /* Accessor methods (get/set functions) to struct members. */
2367 /** Get the user-defined data for this scanner.
2368 * @param yyscanner The scanner object.
2370 YY_EXTRA_TYPE ap_expr_yyget_extra (yyscan_t yyscanner)
2372 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2376 /** Get the current line number.
2377 * @param yyscanner The scanner object.
2379 int ap_expr_yyget_lineno (yyscan_t yyscanner)
2381 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2383 if (! YY_CURRENT_BUFFER)
2389 /** Get the current column number.
2390 * @param yyscanner The scanner object.
2393 /** Get the input stream.
2394 * @param yyscanner The scanner object.
2396 FILE *ap_expr_yyget_in (yyscan_t yyscanner)
2398 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2402 /** Get the output stream.
2403 * @param yyscanner The scanner object.
2405 FILE *ap_expr_yyget_out (yyscan_t yyscanner)
2407 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2411 /** Get the length of the current token.
2412 * @param yyscanner The scanner object.
2414 int ap_expr_yyget_leng (yyscan_t yyscanner)
2416 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2420 /** Get the current token.
2421 * @param yyscanner The scanner object.
2424 char *ap_expr_yyget_text (yyscan_t yyscanner)
2426 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2430 /** Set the user-defined data. This data is never touched by the scanner.
2431 * @param user_defined The data to be associated with this scanner.
2432 * @param yyscanner The scanner object.
2434 void ap_expr_yyset_extra (YY_EXTRA_TYPE user_defined , yyscan_t yyscanner)
2436 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2437 yyextra = user_defined ;
2440 /** Set the current line number.
2441 * @param line_number
2442 * @param yyscanner The scanner object.
2444 void ap_expr_yyset_lineno (int line_number , yyscan_t yyscanner)
2446 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2448 /* lineno is only valid if an input buffer exists. */
2449 if (! YY_CURRENT_BUFFER )
2450 yy_fatal_error( "ap_expr_yyset_lineno called with no buffer" , yyscanner);
2452 yylineno = line_number;
2455 /** Set the current column.
2456 * @param line_number
2457 * @param yyscanner The scanner object.
2460 /** Set the input stream. This does not discard the current
2462 * @param in_str A readable stream.
2463 * @param yyscanner The scanner object.
2464 * @see ap_expr_yy_switch_to_buffer
2466 void ap_expr_yyset_in (FILE * in_str , yyscan_t yyscanner)
2468 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2472 void ap_expr_yyset_out (FILE * out_str , yyscan_t yyscanner)
2474 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2478 int ap_expr_yyget_debug (yyscan_t yyscanner)
2480 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2481 return yy_flex_debug;
2484 void ap_expr_yyset_debug (int bdebug , yyscan_t yyscanner)
2486 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2487 yy_flex_debug = bdebug ;
2490 /* Accessor methods for yylval and yylloc */
2492 YYSTYPE * ap_expr_yyget_lval (yyscan_t yyscanner)
2494 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2498 void ap_expr_yyset_lval (YYSTYPE * yylval_param , yyscan_t yyscanner)
2500 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2501 yylval = yylval_param;
2504 /* User-visible API */
2506 /* ap_expr_yylex_init is special because it creates the scanner itself, so it is
2507 * the ONLY reentrant function that doesn't take the scanner as the last argument.
2508 * That's why we explicitly handle the declaration, instead of using our macros.
2511 int ap_expr_yylex_init(yyscan_t* ptr_yy_globals)
2514 if (ptr_yy_globals == NULL){
2519 *ptr_yy_globals = (yyscan_t) ap_expr_yyalloc ( sizeof( struct yyguts_t ), NULL );
2521 if (*ptr_yy_globals == NULL){
2526 /* By setting to 0xAA, we expose bugs in yy_init_globals. Leave at 0x00 for releases. */
2527 memset(*ptr_yy_globals,0x00,sizeof(struct yyguts_t));
2529 return yy_init_globals ( *ptr_yy_globals );
2532 /* ap_expr_yylex_init_extra has the same functionality as ap_expr_yylex_init, but follows the
2533 * convention of taking the scanner as the last argument. Note however, that
2534 * this is a *pointer* to a scanner, as it will be allocated by this call (and
2535 * is the reason, too, why this function also must handle its own declaration).
2536 * The user defined value in the first argument will be available to ap_expr_yyalloc in
2537 * the yyextra field.
2540 int ap_expr_yylex_init_extra(YY_EXTRA_TYPE yy_user_defined,yyscan_t* ptr_yy_globals )
2543 struct yyguts_t dummy_yyguts;
2545 ap_expr_yyset_extra (yy_user_defined, &dummy_yyguts);
2547 if (ptr_yy_globals == NULL){
2552 *ptr_yy_globals = (yyscan_t) ap_expr_yyalloc ( sizeof( struct yyguts_t ), &dummy_yyguts );
2554 if (*ptr_yy_globals == NULL){
2559 /* By setting to 0xAA, we expose bugs in
2560 yy_init_globals. Leave at 0x00 for releases. */
2561 memset(*ptr_yy_globals,0x00,sizeof(struct yyguts_t));
2563 ap_expr_yyset_extra (yy_user_defined, *ptr_yy_globals);
2565 return yy_init_globals ( *ptr_yy_globals );
2568 static int yy_init_globals (yyscan_t yyscanner)
2570 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2571 /* Initialization is the same as for the non-reentrant scanner.
2572 * This function is called from ap_expr_yylex_destroy(), so don't allocate here.
2575 yyg->yy_buffer_stack = 0;
2576 yyg->yy_buffer_stack_top = 0;
2577 yyg->yy_buffer_stack_max = 0;
2578 yyg->yy_c_buf_p = (char *) 0;
2582 yyg->yy_start_stack_ptr = 0;
2583 yyg->yy_start_stack_depth = 0;
2584 yyg->yy_start_stack = NULL;
2586 /* Defined in main.c */
2595 /* For future reference: Set errno on error, since we are called by
2596 * ap_expr_yylex_init()
2601 /* ap_expr_yylex_destroy is for both reentrant and non-reentrant scanners. */
2602 int ap_expr_yylex_destroy (yyscan_t yyscanner)
2604 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2606 /* Pop the buffer stack, destroying each element. */
2607 while(YY_CURRENT_BUFFER){
2608 ap_expr_yy_delete_buffer(YY_CURRENT_BUFFER ,yyscanner );
2609 YY_CURRENT_BUFFER_LVALUE = NULL;
2610 ap_expr_yypop_buffer_state(yyscanner);
2613 /* Destroy the stack itself. */
2614 ap_expr_yyfree(yyg->yy_buffer_stack ,yyscanner);
2615 yyg->yy_buffer_stack = NULL;
2617 /* Destroy the start condition stack. */
2618 ap_expr_yyfree(yyg->yy_start_stack ,yyscanner );
2619 yyg->yy_start_stack = NULL;
2621 /* Reset the globals. This is important in a non-reentrant scanner so the next time
2622 * ap_expr_yylex() is called, initialization will occur. */
2623 yy_init_globals( yyscanner);
2625 /* Destroy the main struct (reentrant only). */
2626 ap_expr_yyfree ( yyscanner , yyscanner );
2632 * Internal utility routines.
2636 static void yy_flex_strncpy (char* s1, yyconst char * s2, int n , yyscan_t yyscanner)
2639 for ( i = 0; i < n; ++i )
2644 #ifdef YY_NEED_STRLEN
2645 static int yy_flex_strlen (yyconst char * s , yyscan_t yyscanner)
2648 for ( n = 0; s[n]; ++n )
2655 void *ap_expr_yyalloc (yy_size_t size , yyscan_t yyscanner)
2657 return (void *) malloc( size );
2660 void *ap_expr_yyrealloc (void * ptr, yy_size_t size , yyscan_t yyscanner)
2662 /* The cast to (char *) in the following accommodates both
2663 * implementations that use char* generic pointers, and those
2664 * that use void* generic pointers. It works with the latter
2665 * because both ANSI C and C++ allow castless assignment from
2666 * any pointer type to void*, and deal with argument conversions
2667 * as though doing an assignment.
2669 return (void *) realloc( (char *) ptr, size );
2672 void ap_expr_yyfree (void * ptr , yyscan_t yyscanner)
2674 free( (char *) ptr ); /* see ap_expr_yyrealloc() for (char *) cast */
2677 #define YYTABLES_NAME "yytables"
2679 #line 413 "util_expr_scan.l"