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, \
611 "expr parser fatal error (BUG?): " \
612 "%s, exiting", msg); \
616 #define YY_EXTRA_TYPE ap_expr_parse_ctx_t*
618 #define PERROR(msg) do { yyextra->error2 = msg ; return T_ERROR; } while (0)
620 #define str_ptr (yyextra->scan_ptr)
621 #define str_buf (yyextra->scan_buf)
622 #define str_del (yyextra->scan_del)
624 #define STR_APPEND(c) do { \
626 if (str_ptr >= str_buf + sizeof(str_buf)) \
627 PERROR("String too long"); \
630 #line 630 "util_expr_scan.c"
637 #define regex_flags 5
639 #ifndef YY_NO_UNISTD_H
640 /* Special case for "unistd.h", since it is non-ANSI. We include it way
641 * down here because we want the user's section 1 to have been scanned first.
642 * The user has a chance to override it with an option.
647 #ifndef YY_EXTRA_TYPE
648 #define YY_EXTRA_TYPE void *
651 /* Holds the entire state of the reentrant scanner. */
655 /* User-defined. Not touched by flex. */
656 YY_EXTRA_TYPE yyextra_r;
658 /* The rest are the same as the globals declared in the non-reentrant scanner. */
659 FILE *yyin_r, *yyout_r;
660 size_t yy_buffer_stack_top; /**< index of top of stack. */
661 size_t yy_buffer_stack_max; /**< capacity of stack. */
662 YY_BUFFER_STATE * yy_buffer_stack; /**< Stack as an array. */
669 int yy_did_buffer_switch_on_eof;
670 int yy_start_stack_ptr;
671 int yy_start_stack_depth;
673 yy_state_type yy_last_accepting_state;
674 char* yy_last_accepting_cpos;
685 }; /* end struct yyguts_t */
687 static int yy_init_globals (yyscan_t yyscanner );
689 /* This must go here because YYSTYPE and YYLTYPE are included
690 * from bison output in section 1.*/
691 # define yylval yyg->yylval_r
693 int ap_expr_yylex_init (yyscan_t* scanner);
695 int ap_expr_yylex_init_extra (YY_EXTRA_TYPE user_defined,yyscan_t* scanner);
697 /* Accessor methods to globals.
698 These are made visible to non-reentrant scanners for convenience. */
700 int ap_expr_yylex_destroy (yyscan_t yyscanner );
702 int ap_expr_yyget_debug (yyscan_t yyscanner );
704 void ap_expr_yyset_debug (int debug_flag ,yyscan_t yyscanner );
706 YY_EXTRA_TYPE ap_expr_yyget_extra (yyscan_t yyscanner );
708 void ap_expr_yyset_extra (YY_EXTRA_TYPE user_defined ,yyscan_t yyscanner );
710 FILE *ap_expr_yyget_in (yyscan_t yyscanner );
712 void ap_expr_yyset_in (FILE * in_str ,yyscan_t yyscanner );
714 FILE *ap_expr_yyget_out (yyscan_t yyscanner );
716 void ap_expr_yyset_out (FILE * out_str ,yyscan_t yyscanner );
718 int ap_expr_yyget_leng (yyscan_t yyscanner );
720 char *ap_expr_yyget_text (yyscan_t yyscanner );
722 int ap_expr_yyget_lineno (yyscan_t yyscanner );
724 void ap_expr_yyset_lineno (int line_number ,yyscan_t yyscanner );
726 YYSTYPE * ap_expr_yyget_lval (yyscan_t yyscanner );
728 void ap_expr_yyset_lval (YYSTYPE * yylval_param ,yyscan_t yyscanner );
730 /* Macros after this point can all be overridden by user definitions in
734 #ifndef YY_SKIP_YYWRAP
736 extern "C" int ap_expr_yywrap (yyscan_t yyscanner );
738 extern int ap_expr_yywrap (yyscan_t yyscanner );
743 static void yy_flex_strncpy (char *,yyconst char *,int ,yyscan_t yyscanner);
746 #ifdef YY_NEED_STRLEN
747 static int yy_flex_strlen (yyconst char * ,yyscan_t yyscanner);
753 static int yyinput (yyscan_t yyscanner );
755 static int input (yyscan_t yyscanner );
760 static void yy_push_state (int new_state ,yyscan_t yyscanner);
762 static void yy_pop_state (yyscan_t yyscanner );
764 /* Amount of stuff to slurp up with each read. */
765 #ifndef YY_READ_BUF_SIZE
767 /* On IA-64, the buffer size is 16k, not 8k */
768 #define YY_READ_BUF_SIZE 16384
770 #define YY_READ_BUF_SIZE 8192
771 #endif /* __ia64__ */
774 /* Copy whatever the last rule matched to the standard output. */
776 /* This used to be an fputs(), but since the string might contain NUL's,
777 * we now use fwrite().
779 #define ECHO do { if (fwrite( yytext, yyleng, 1, yyout )) {} } while (0)
782 /* Gets input and stuffs it into "buf". number of characters read, or YY_NULL,
783 * is returned in "result".
786 #define YY_INPUT(buf,result,max_size) \
787 if ( YY_CURRENT_BUFFER_LVALUE->yy_is_interactive ) \
791 for ( n = 0; n < max_size && \
792 (c = getc( yyin )) != EOF && c != '\n'; ++n ) \
795 buf[n++] = (char) c; \
796 if ( c == EOF && ferror( yyin ) ) \
797 YY_FATAL_ERROR( "input in flex scanner failed" ); \
803 while ( (result = fread(buf, 1, max_size, yyin))==0 && ferror(yyin)) \
805 if( errno != EINTR) \
807 YY_FATAL_ERROR( "input in flex scanner failed" ); \
818 /* No semi-colon after return; correct usage is to write "yyterminate();" -
819 * we don't want an extra ';' after the "return" because that will cause
820 * some compilers to complain about unreachable statements.
823 #define yyterminate() return YY_NULL
826 /* Number of entries by which start-condition stack grows. */
827 #ifndef YY_START_STACK_INCR
828 #define YY_START_STACK_INCR 25
831 /* Report a fatal error. */
832 #ifndef YY_FATAL_ERROR
833 #define YY_FATAL_ERROR(msg) yy_fatal_error( msg , yyscanner)
836 /* end tables serialization structures and prototypes */
838 /* Default declaration of generated scanner - a define so the user can
839 * easily add parameters.
842 #define YY_DECL_IS_OURS 1
844 extern int ap_expr_yylex \
845 (YYSTYPE * yylval_param ,yyscan_t yyscanner);
847 #define YY_DECL int ap_expr_yylex \
848 (YYSTYPE * yylval_param , yyscan_t yyscanner)
849 #endif /* !YY_DECL */
851 /* Code executed at the beginning of each rule, after yytext and yyleng
854 #ifndef YY_USER_ACTION
855 #define YY_USER_ACTION
858 /* Code executed at the end of each rule. */
860 #define YY_BREAK break;
863 #define YY_RULE_SETUP \
866 /** The main scanner function which does all the work.
870 register yy_state_type yy_current_state;
871 register char *yy_cp, *yy_bp;
873 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
875 #line 93 "util_expr_scan.l"
878 char regex_buf[MAX_STRING_LEN];
879 char *regex_ptr = NULL;
880 char regex_del = '\0';
884 * Set initial state for string expressions
886 if (yyextra->at_start) {
887 yyextra->at_start = 0;
888 if (yyextra->flags & AP_EXPR_FLAG_STRING_RESULT) {
890 return T_EXPR_STRING;
901 #line 901 "util_expr_scan.c"
903 yylval = yylval_param;
913 if ( ! yyg->yy_start )
914 yyg->yy_start = 1; /* first start state */
922 if ( ! YY_CURRENT_BUFFER ) {
923 ap_expr_yyensure_buffer_stack (yyscanner);
924 YY_CURRENT_BUFFER_LVALUE =
925 ap_expr_yy_create_buffer(yyin,YY_BUF_SIZE ,yyscanner);
928 ap_expr_yy_load_buffer_state(yyscanner );
931 while ( 1 ) /* loops until end-of-file is reached */
933 yy_cp = yyg->yy_c_buf_p;
935 /* Support of yytext. */
936 *yy_cp = yyg->yy_hold_char;
938 /* yy_bp points to the position in yy_ch_buf of the start of
943 yy_current_state = yyg->yy_start;
947 register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)];
948 if ( yy_accept[yy_current_state] )
950 yyg->yy_last_accepting_state = yy_current_state;
951 yyg->yy_last_accepting_cpos = yy_cp;
953 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
955 yy_current_state = (int) yy_def[yy_current_state];
956 if ( yy_current_state >= 124 )
957 yy_c = yy_meta[(unsigned int) yy_c];
959 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
962 while ( yy_current_state != 123 );
963 yy_cp = yyg->yy_last_accepting_cpos;
964 yy_current_state = yyg->yy_last_accepting_state;
967 yy_act = yy_accept[yy_current_state];
971 do_action: /* This label is used only to access EOF actions. */
974 { /* beginning of action switch */
975 case 0: /* must back up */
976 /* undo the effects of YY_DO_BEFORE_ACTION */
977 *yy_cp = yyg->yy_hold_char;
978 yy_cp = yyg->yy_last_accepting_cpos;
979 yy_current_state = yyg->yy_last_accepting_state;
983 /* rule 1 can match eol */
985 #line 118 "util_expr_scan.l"
991 * strings ("..." and '...')
995 #line 125 "util_expr_scan.l"
1005 #line 131 "util_expr_scan.l"
1007 if (yytext[0] == str_del) {
1008 if (YY_START == var) {
1009 PERROR("Unterminated variable in string");
1011 else if (str_ptr == str_buf) {
1016 /* return what we have so far and scan delimiter again */
1018 yylval->cpVal = apr_pstrdup(yyextra->pool, str_buf);
1025 STR_APPEND(yytext[0]);
1030 /* rule 4 can match eol */
1032 #line 153 "util_expr_scan.l"
1034 PERROR("Unterminated string or variable");
1037 case YY_STATE_EOF(var):
1038 case YY_STATE_EOF(vararg):
1039 #line 156 "util_expr_scan.l"
1041 PERROR("Unterminated string or variable");
1044 case YY_STATE_EOF(str):
1045 #line 159 "util_expr_scan.l"
1047 if (!(yyextra->flags & AP_EXPR_FLAG_STRING_RESULT)) {
1048 PERROR("Unterminated string or variable");
1052 yylval->cpVal = apr_pstrdup(yyextra->pool, str_buf);
1061 #line 172 "util_expr_scan.l"
1065 (void)sscanf(yytext+1, "%o", &result);
1066 if (result > 0xff) {
1067 PERROR("Escape sequence out of bound");
1076 #line 183 "util_expr_scan.l"
1078 PERROR("Bad escape sequence");
1083 #line 186 "util_expr_scan.l"
1084 { STR_APPEND('\n'); }
1088 #line 187 "util_expr_scan.l"
1089 { STR_APPEND('\r'); }
1093 #line 188 "util_expr_scan.l"
1094 { STR_APPEND('\t'); }
1098 #line 189 "util_expr_scan.l"
1099 { STR_APPEND('\b'); }
1103 #line 190 "util_expr_scan.l"
1104 { STR_APPEND('\f'); }
1107 /* rule 12 can match eol */
1109 #line 191 "util_expr_scan.l"
1110 { STR_APPEND(yytext[1]); }
1112 /* regexp backref inside string/arg */
1115 #line 194 "util_expr_scan.l"
1117 if (str_ptr != str_buf) {
1118 /* return what we have so far and scan '$x' again */
1120 yylval->cpVal = apr_pstrdup(yyextra->pool, str_buf);
1126 yylval->num = yytext[1] - '0';
1127 return T_REGEX_BACKREF;
1133 #line 209 "util_expr_scan.l"
1136 while (*cp != '\0') {
1142 /* variable inside string/arg */
1145 #line 218 "util_expr_scan.l"
1147 if (str_ptr != str_buf) {
1148 /* return what we have so far and scan '%{' again */
1150 yylval->cpVal = apr_pstrdup(yyextra->pool, str_buf);
1156 yy_push_state(var, yyscanner);
1163 #line 233 "util_expr_scan.l"
1165 STR_APPEND(yytext[0]);
1170 #line 237 "util_expr_scan.l"
1172 STR_APPEND(yytext[0]);
1177 #line 241 "util_expr_scan.l"
1179 yy_push_state(var, yyscanner);
1185 #line 246 "util_expr_scan.l"
1187 yylval->num = yytext[1] - '0';
1188 return T_REGEX_BACKREF;
1192 * fixed name variable expansion %{XXX} and function call in %{func:arg} syntax
1196 #line 254 "util_expr_scan.l"
1198 yylval->cpVal = apr_pstrdup(yyextra->pool, yytext);
1204 #line 259 "util_expr_scan.l"
1206 yy_pop_state(yyscanner);
1212 #line 264 "util_expr_scan.l"
1219 /* rule 23 can match eol */
1221 #line 269 "util_expr_scan.l"
1223 char *msg = apr_psprintf(yyextra->pool,
1224 "Invalid character in variable name '%c'", yytext[0]);
1230 #line 275 "util_expr_scan.l"
1232 if (str_ptr != str_buf) {
1233 /* return what we have so far and scan '}' again */
1235 yylval->cpVal = apr_pstrdup(yyextra->pool, str_buf);
1241 yy_pop_state(yyscanner);
1247 * Regular Expression
1251 #line 293 "util_expr_scan.l"
1253 regex_del = yytext[1];
1254 regex_ptr = regex_buf;
1260 #line 298 "util_expr_scan.l"
1262 regex_del = yytext[0];
1263 regex_ptr = regex_buf;
1268 /* rule 27 can match eol */
1270 #line 303 "util_expr_scan.l"
1272 if (yytext[0] == regex_del) {
1277 *regex_ptr++ = yytext[0];
1278 if (regex_ptr >= regex_buf + sizeof(regex_buf))
1279 PERROR("Regexp too long");
1285 #line 314 "util_expr_scan.l"
1287 yylval->cpVal = apr_pstrdup(yyextra->pool, regex_buf);
1293 /* rule 29 can match eol */
1295 #line 319 "util_expr_scan.l"
1297 yylval->cpVal = apr_pstrdup(yyextra->pool, regex_buf);
1303 case YY_STATE_EOF(regex_flags):
1304 #line 325 "util_expr_scan.l"
1306 yylval->cpVal = apr_pstrdup(yyextra->pool, regex_buf);
1316 #line 334 "util_expr_scan.l"
1317 { return T_OP_STR_EQ; }
1321 #line 335 "util_expr_scan.l"
1322 { return T_OP_STR_NE; }
1326 #line 336 "util_expr_scan.l"
1327 { return T_OP_STR_LT; }
1331 #line 337 "util_expr_scan.l"
1332 { return T_OP_STR_LE; }
1336 #line 338 "util_expr_scan.l"
1337 { return T_OP_STR_GT; }
1341 #line 339 "util_expr_scan.l"
1342 { return T_OP_STR_GE; }
1346 #line 340 "util_expr_scan.l"
1347 { return T_OP_REG; }
1351 #line 341 "util_expr_scan.l"
1352 { return T_OP_NRE; }
1356 #line 342 "util_expr_scan.l"
1357 { return T_OP_AND; }
1361 #line 343 "util_expr_scan.l"
1362 { return T_OP_AND; }
1366 #line 344 "util_expr_scan.l"
1371 #line 345 "util_expr_scan.l"
1376 #line 346 "util_expr_scan.l"
1377 { return T_OP_NOT; }
1381 #line 347 "util_expr_scan.l"
1382 { return T_OP_NOT; }
1386 #line 348 "util_expr_scan.l"
1387 { return T_OP_CONCAT; }
1391 #line 349 "util_expr_scan.l"
1396 #line 350 "util_expr_scan.l"
1401 #line 351 "util_expr_scan.l"
1406 #line 352 "util_expr_scan.l"
1411 #line 353 "util_expr_scan.l"
1416 #line 354 "util_expr_scan.l"
1421 #line 355 "util_expr_scan.l"
1424 /* for compatibility with ssl_expr */
1427 #line 358 "util_expr_scan.l"
1432 #line 359 "util_expr_scan.l"
1437 #line 360 "util_expr_scan.l"
1442 #line 361 "util_expr_scan.l"
1447 #line 362 "util_expr_scan.l"
1452 #line 363 "util_expr_scan.l"
1457 #line 364 "util_expr_scan.l"
1462 #line 366 "util_expr_scan.l"
1464 yylval->cpVal = apr_pstrdup(yyextra->pool, yytext + 1);
1470 #line 371 "util_expr_scan.l"
1472 yylval->cpVal = apr_pstrdup(yyextra->pool, yytext + 1);
1481 #line 379 "util_expr_scan.l"
1486 #line 380 "util_expr_scan.l"
1494 #line 385 "util_expr_scan.l"
1496 yylval->cpVal = apr_pstrdup(yyextra->pool, yytext);
1505 #line 393 "util_expr_scan.l"
1507 yylval->cpVal = apr_pstrdup(yyextra->pool, yytext);
1512 * These are parts of the grammar and are returned as is
1516 #line 401 "util_expr_scan.l"
1522 * Anything else is an error
1525 /* rule 66 can match eol */
1527 #line 408 "util_expr_scan.l"
1529 char *msg = apr_psprintf(yyextra->pool, "Parse error near '%c'", yytext[0]);
1535 #line 413 "util_expr_scan.l"
1536 YY_FATAL_ERROR( "flex scanner jammed" );
1538 #line 1538 "util_expr_scan.c"
1539 case YY_STATE_EOF(INITIAL):
1540 case YY_STATE_EOF(regex):
1543 case YY_END_OF_BUFFER:
1545 /* Amount of text matched not including the EOB char. */
1546 int yy_amount_of_matched_text = (int) (yy_cp - yyg->yytext_ptr) - 1;
1548 /* Undo the effects of YY_DO_BEFORE_ACTION. */
1549 *yy_cp = yyg->yy_hold_char;
1550 YY_RESTORE_YY_MORE_OFFSET
1552 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_NEW )
1554 /* We're scanning a new file or input source. It's
1555 * possible that this happened because the user
1556 * just pointed yyin at a new source and called
1557 * ap_expr_yylex(). If so, then we have to assure
1558 * consistency between YY_CURRENT_BUFFER and our
1559 * globals. Here is the right place to do so, because
1560 * this is the first action (other than possibly a
1561 * back-up) that will match for the new input source.
1563 yyg->yy_n_chars = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
1564 YY_CURRENT_BUFFER_LVALUE->yy_input_file = yyin;
1565 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = YY_BUFFER_NORMAL;
1568 /* Note that here we test for yy_c_buf_p "<=" to the position
1569 * of the first EOB in the buffer, since yy_c_buf_p will
1570 * already have been incremented past the NUL character
1571 * (since all states make transitions on EOB to the
1572 * end-of-buffer state). Contrast this with the test
1575 if ( yyg->yy_c_buf_p <= &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars] )
1576 { /* This was really a NUL. */
1577 yy_state_type yy_next_state;
1579 yyg->yy_c_buf_p = yyg->yytext_ptr + yy_amount_of_matched_text;
1581 yy_current_state = yy_get_previous_state( yyscanner );
1583 /* Okay, we're now positioned to make the NUL
1584 * transition. We couldn't have
1585 * yy_get_previous_state() go ahead and do it
1586 * for us because it doesn't know how to deal
1587 * with the possibility of jamming (and we don't
1588 * want to build jamming into it because then it
1589 * will run more slowly).
1592 yy_next_state = yy_try_NUL_trans( yy_current_state , yyscanner);
1594 yy_bp = yyg->yytext_ptr + YY_MORE_ADJ;
1596 if ( yy_next_state )
1598 /* Consume the NUL. */
1599 yy_cp = ++yyg->yy_c_buf_p;
1600 yy_current_state = yy_next_state;
1606 yy_cp = yyg->yy_last_accepting_cpos;
1607 yy_current_state = yyg->yy_last_accepting_state;
1608 goto yy_find_action;
1612 else switch ( yy_get_next_buffer( yyscanner ) )
1614 case EOB_ACT_END_OF_FILE:
1616 yyg->yy_did_buffer_switch_on_eof = 0;
1618 if ( ap_expr_yywrap(yyscanner ) )
1620 /* Note: because we've taken care in
1621 * yy_get_next_buffer() to have set up
1622 * yytext, we can now set up
1623 * yy_c_buf_p so that if some total
1624 * hoser (like flex itself) wants to
1625 * call the scanner after we return the
1626 * YY_NULL, it'll still work - another
1627 * YY_NULL will get returned.
1629 yyg->yy_c_buf_p = yyg->yytext_ptr + YY_MORE_ADJ;
1631 yy_act = YY_STATE_EOF(YY_START);
1637 if ( ! yyg->yy_did_buffer_switch_on_eof )
1643 case EOB_ACT_CONTINUE_SCAN:
1645 yyg->yytext_ptr + yy_amount_of_matched_text;
1647 yy_current_state = yy_get_previous_state( yyscanner );
1649 yy_cp = yyg->yy_c_buf_p;
1650 yy_bp = yyg->yytext_ptr + YY_MORE_ADJ;
1653 case EOB_ACT_LAST_MATCH:
1655 &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars];
1657 yy_current_state = yy_get_previous_state( yyscanner );
1659 yy_cp = yyg->yy_c_buf_p;
1660 yy_bp = yyg->yytext_ptr + YY_MORE_ADJ;
1661 goto yy_find_action;
1668 "fatal flex scanner internal error--no action found" );
1669 } /* end of action switch */
1670 } /* end of scanning one token */
1671 } /* end of ap_expr_yylex */
1673 /* yy_get_next_buffer - try to read in a new buffer
1675 * Returns a code representing an action:
1676 * EOB_ACT_LAST_MATCH -
1677 * EOB_ACT_CONTINUE_SCAN - continue scanning from current position
1678 * EOB_ACT_END_OF_FILE - end of file
1680 static int yy_get_next_buffer (yyscan_t yyscanner)
1682 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
1683 register char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf;
1684 register char *source = yyg->yytext_ptr;
1685 register int number_to_move, i;
1688 if ( yyg->yy_c_buf_p > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars + 1] )
1690 "fatal flex scanner internal error--end of buffer missed" );
1692 if ( YY_CURRENT_BUFFER_LVALUE->yy_fill_buffer == 0 )
1693 { /* Don't try to fill the buffer, so this is an EOF. */
1694 if ( yyg->yy_c_buf_p - yyg->yytext_ptr - YY_MORE_ADJ == 1 )
1696 /* We matched a single character, the EOB, so
1697 * treat this as a final EOF.
1699 return EOB_ACT_END_OF_FILE;
1704 /* We matched some text prior to the EOB, first
1707 return EOB_ACT_LAST_MATCH;
1711 /* Try to read more data. */
1713 /* First move last chars to start of buffer. */
1714 number_to_move = (int) (yyg->yy_c_buf_p - yyg->yytext_ptr) - 1;
1716 for ( i = 0; i < number_to_move; ++i )
1717 *(dest++) = *(source++);
1719 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_EOF_PENDING )
1720 /* don't do the read, it's not guaranteed to return an EOF,
1723 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = yyg->yy_n_chars = 0;
1728 YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1;
1730 while ( num_to_read <= 0 )
1731 { /* Not enough room in the buffer - grow it. */
1733 /* just a shorter name for the current buffer */
1734 YY_BUFFER_STATE b = YY_CURRENT_BUFFER;
1736 int yy_c_buf_p_offset =
1737 (int) (yyg->yy_c_buf_p - b->yy_ch_buf);
1739 if ( b->yy_is_our_buffer )
1741 int new_size = b->yy_buf_size * 2;
1743 if ( new_size <= 0 )
1744 b->yy_buf_size += b->yy_buf_size / 8;
1746 b->yy_buf_size *= 2;
1748 b->yy_ch_buf = (char *)
1749 /* Include room in for 2 EOB chars. */
1750 ap_expr_yyrealloc((void *) b->yy_ch_buf,b->yy_buf_size + 2 ,yyscanner );
1753 /* Can't grow it, we don't own it. */
1756 if ( ! b->yy_ch_buf )
1758 "fatal error - scanner input buffer overflow" );
1760 yyg->yy_c_buf_p = &b->yy_ch_buf[yy_c_buf_p_offset];
1762 num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size -
1767 if ( num_to_read > YY_READ_BUF_SIZE )
1768 num_to_read = YY_READ_BUF_SIZE;
1770 /* Read in more data. */
1771 YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]),
1772 yyg->yy_n_chars, (size_t) num_to_read );
1774 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = yyg->yy_n_chars;
1777 if ( yyg->yy_n_chars == 0 )
1779 if ( number_to_move == YY_MORE_ADJ )
1781 ret_val = EOB_ACT_END_OF_FILE;
1782 ap_expr_yyrestart(yyin ,yyscanner);
1787 ret_val = EOB_ACT_LAST_MATCH;
1788 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status =
1789 YY_BUFFER_EOF_PENDING;
1794 ret_val = EOB_ACT_CONTINUE_SCAN;
1796 if ((yy_size_t) (yyg->yy_n_chars + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) {
1797 /* Extend the array by 50%, plus the number we really need. */
1798 yy_size_t new_size = yyg->yy_n_chars + number_to_move + (yyg->yy_n_chars >> 1);
1799 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) ap_expr_yyrealloc((void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size ,yyscanner );
1800 if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
1801 YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" );
1804 yyg->yy_n_chars += number_to_move;
1805 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars] = YY_END_OF_BUFFER_CHAR;
1806 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars + 1] = YY_END_OF_BUFFER_CHAR;
1808 yyg->yytext_ptr = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[0];
1813 /* yy_get_previous_state - get the state just before the EOB char was reached */
1815 static yy_state_type yy_get_previous_state (yyscan_t yyscanner)
1817 register yy_state_type yy_current_state;
1818 register char *yy_cp;
1819 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
1821 yy_current_state = yyg->yy_start;
1823 for ( yy_cp = yyg->yytext_ptr + YY_MORE_ADJ; yy_cp < yyg->yy_c_buf_p; ++yy_cp )
1825 register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1);
1826 if ( yy_accept[yy_current_state] )
1828 yyg->yy_last_accepting_state = yy_current_state;
1829 yyg->yy_last_accepting_cpos = yy_cp;
1831 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
1833 yy_current_state = (int) yy_def[yy_current_state];
1834 if ( yy_current_state >= 124 )
1835 yy_c = yy_meta[(unsigned int) yy_c];
1837 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
1840 return yy_current_state;
1843 /* yy_try_NUL_trans - try to make a transition on the NUL character
1846 * next_state = yy_try_NUL_trans( current_state );
1848 static yy_state_type yy_try_NUL_trans (yy_state_type yy_current_state , yyscan_t yyscanner)
1850 register int yy_is_jam;
1851 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; /* This var may be unused depending upon options. */
1852 register char *yy_cp = yyg->yy_c_buf_p;
1854 register YY_CHAR yy_c = 1;
1855 if ( yy_accept[yy_current_state] )
1857 yyg->yy_last_accepting_state = yy_current_state;
1858 yyg->yy_last_accepting_cpos = yy_cp;
1860 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
1862 yy_current_state = (int) yy_def[yy_current_state];
1863 if ( yy_current_state >= 124 )
1864 yy_c = yy_meta[(unsigned int) yy_c];
1866 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
1867 yy_is_jam = (yy_current_state == 123);
1869 return yy_is_jam ? 0 : yy_current_state;
1874 static int yyinput (yyscan_t yyscanner)
1876 static int input (yyscan_t yyscanner)
1881 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
1883 *yyg->yy_c_buf_p = yyg->yy_hold_char;
1885 if ( *yyg->yy_c_buf_p == YY_END_OF_BUFFER_CHAR )
1887 /* yy_c_buf_p now points to the character we want to return.
1888 * If this occurs *before* the EOB characters, then it's a
1889 * valid NUL; if not, then we've hit the end of the buffer.
1891 if ( yyg->yy_c_buf_p < &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars] )
1892 /* This was really a NUL. */
1893 *yyg->yy_c_buf_p = '\0';
1896 { /* need more input */
1897 int offset = yyg->yy_c_buf_p - yyg->yytext_ptr;
1900 switch ( yy_get_next_buffer( yyscanner ) )
1902 case EOB_ACT_LAST_MATCH:
1903 /* This happens because yy_g_n_b()
1904 * sees that we've accumulated a
1905 * token and flags that we need to
1906 * try matching the token before
1907 * proceeding. But for input(),
1908 * there's no matching to consider.
1909 * So convert the EOB_ACT_LAST_MATCH
1910 * to EOB_ACT_END_OF_FILE.
1913 /* Reset buffer status. */
1914 ap_expr_yyrestart(yyin ,yyscanner);
1918 case EOB_ACT_END_OF_FILE:
1920 if ( ap_expr_yywrap(yyscanner ) )
1923 if ( ! yyg->yy_did_buffer_switch_on_eof )
1926 return yyinput(yyscanner);
1928 return input(yyscanner);
1932 case EOB_ACT_CONTINUE_SCAN:
1933 yyg->yy_c_buf_p = yyg->yytext_ptr + offset;
1939 c = *(unsigned char *) yyg->yy_c_buf_p; /* cast for 8-bit char's */
1940 *yyg->yy_c_buf_p = '\0'; /* preserve yytext */
1941 yyg->yy_hold_char = *++yyg->yy_c_buf_p;
1945 #endif /* ifndef YY_NO_INPUT */
1947 /** Immediately switch to a different input stream.
1948 * @param input_file A readable stream.
1949 * @param yyscanner The scanner object.
1950 * @note This function does not reset the start condition to @c INITIAL .
1952 void ap_expr_yyrestart (FILE * input_file , yyscan_t yyscanner)
1954 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
1956 if ( ! YY_CURRENT_BUFFER ){
1957 ap_expr_yyensure_buffer_stack (yyscanner);
1958 YY_CURRENT_BUFFER_LVALUE =
1959 ap_expr_yy_create_buffer(yyin,YY_BUF_SIZE ,yyscanner);
1962 ap_expr_yy_init_buffer(YY_CURRENT_BUFFER,input_file ,yyscanner);
1963 ap_expr_yy_load_buffer_state(yyscanner );
1966 /** Switch to a different input buffer.
1967 * @param new_buffer The new input buffer.
1968 * @param yyscanner The scanner object.
1970 void ap_expr_yy_switch_to_buffer (YY_BUFFER_STATE new_buffer , yyscan_t yyscanner)
1972 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
1974 /* TODO. We should be able to replace this entire function body
1976 * ap_expr_yypop_buffer_state();
1977 * ap_expr_yypush_buffer_state(new_buffer);
1979 ap_expr_yyensure_buffer_stack (yyscanner);
1980 if ( YY_CURRENT_BUFFER == new_buffer )
1983 if ( YY_CURRENT_BUFFER )
1985 /* Flush out information for old buffer. */
1986 *yyg->yy_c_buf_p = yyg->yy_hold_char;
1987 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = yyg->yy_c_buf_p;
1988 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = yyg->yy_n_chars;
1991 YY_CURRENT_BUFFER_LVALUE = new_buffer;
1992 ap_expr_yy_load_buffer_state(yyscanner );
1994 /* We don't actually know whether we did this switch during
1995 * EOF (ap_expr_yywrap()) processing, but the only time this flag
1996 * is looked at is after ap_expr_yywrap() is called, so it's safe
1997 * to go ahead and always set it.
1999 yyg->yy_did_buffer_switch_on_eof = 1;
2002 static void ap_expr_yy_load_buffer_state (yyscan_t yyscanner)
2004 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2005 yyg->yy_n_chars = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
2006 yyg->yytext_ptr = yyg->yy_c_buf_p = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos;
2007 yyin = YY_CURRENT_BUFFER_LVALUE->yy_input_file;
2008 yyg->yy_hold_char = *yyg->yy_c_buf_p;
2011 /** Allocate and initialize an input buffer state.
2012 * @param file A readable stream.
2013 * @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE.
2014 * @param yyscanner The scanner object.
2015 * @return the allocated buffer state.
2017 YY_BUFFER_STATE ap_expr_yy_create_buffer (FILE * file, int size , yyscan_t yyscanner)
2021 b = (YY_BUFFER_STATE) ap_expr_yyalloc(sizeof( struct yy_buffer_state ) ,yyscanner );
2023 YY_FATAL_ERROR( "out of dynamic memory in ap_expr_yy_create_buffer()" );
2025 b->yy_buf_size = size;
2027 /* yy_ch_buf has to be 2 characters longer than the size given because
2028 * we need to put in 2 end-of-buffer characters.
2030 b->yy_ch_buf = (char *) ap_expr_yyalloc(b->yy_buf_size + 2 ,yyscanner );
2031 if ( ! b->yy_ch_buf )
2032 YY_FATAL_ERROR( "out of dynamic memory in ap_expr_yy_create_buffer()" );
2034 b->yy_is_our_buffer = 1;
2036 ap_expr_yy_init_buffer(b,file ,yyscanner);
2041 /** Destroy the buffer.
2042 * @param b a buffer created with ap_expr_yy_create_buffer()
2043 * @param yyscanner The scanner object.
2045 void ap_expr_yy_delete_buffer (YY_BUFFER_STATE b , yyscan_t yyscanner)
2047 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2052 if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */
2053 YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0;
2055 if ( b->yy_is_our_buffer )
2056 ap_expr_yyfree((void *) b->yy_ch_buf ,yyscanner );
2058 ap_expr_yyfree((void *) b ,yyscanner );
2061 /* Initializes or reinitializes a buffer.
2062 * This function is sometimes called more than once on the same buffer,
2063 * such as during a ap_expr_yyrestart() or at EOF.
2065 static void ap_expr_yy_init_buffer (YY_BUFFER_STATE b, FILE * file , yyscan_t yyscanner)
2069 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2071 ap_expr_yy_flush_buffer(b ,yyscanner);
2073 b->yy_input_file = file;
2074 b->yy_fill_buffer = 1;
2076 /* If b is the current buffer, then ap_expr_yy_init_buffer was _probably_
2077 * called from ap_expr_yyrestart() or through yy_get_next_buffer.
2078 * In that case, we don't want to reset the lineno or column.
2080 if (b != YY_CURRENT_BUFFER){
2081 b->yy_bs_lineno = 1;
2082 b->yy_bs_column = 0;
2085 b->yy_is_interactive = 0;
2090 /** Discard all buffered characters. On the next scan, YY_INPUT will be called.
2091 * @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER.
2092 * @param yyscanner The scanner object.
2094 void ap_expr_yy_flush_buffer (YY_BUFFER_STATE b , yyscan_t yyscanner)
2096 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2102 /* We always need two end-of-buffer characters. The first causes
2103 * a transition to the end-of-buffer state. The second causes
2104 * a jam in that state.
2106 b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR;
2107 b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR;
2109 b->yy_buf_pos = &b->yy_ch_buf[0];
2112 b->yy_buffer_status = YY_BUFFER_NEW;
2114 if ( b == YY_CURRENT_BUFFER )
2115 ap_expr_yy_load_buffer_state(yyscanner );
2118 /** Pushes the new state onto the stack. The new state becomes
2119 * the current state. This function will allocate the stack
2121 * @param new_buffer The new state.
2122 * @param yyscanner The scanner object.
2124 void ap_expr_yypush_buffer_state (YY_BUFFER_STATE new_buffer , yyscan_t yyscanner)
2126 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2127 if (new_buffer == NULL)
2130 ap_expr_yyensure_buffer_stack(yyscanner);
2132 /* This block is copied from ap_expr_yy_switch_to_buffer. */
2133 if ( YY_CURRENT_BUFFER )
2135 /* Flush out information for old buffer. */
2136 *yyg->yy_c_buf_p = yyg->yy_hold_char;
2137 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = yyg->yy_c_buf_p;
2138 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = yyg->yy_n_chars;
2141 /* Only push if top exists. Otherwise, replace top. */
2142 if (YY_CURRENT_BUFFER)
2143 yyg->yy_buffer_stack_top++;
2144 YY_CURRENT_BUFFER_LVALUE = new_buffer;
2146 /* copied from ap_expr_yy_switch_to_buffer. */
2147 ap_expr_yy_load_buffer_state(yyscanner );
2148 yyg->yy_did_buffer_switch_on_eof = 1;
2151 /** Removes and deletes the top of the stack, if present.
2152 * The next element becomes the new top.
2153 * @param yyscanner The scanner object.
2155 void ap_expr_yypop_buffer_state (yyscan_t yyscanner)
2157 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2158 if (!YY_CURRENT_BUFFER)
2161 ap_expr_yy_delete_buffer(YY_CURRENT_BUFFER ,yyscanner);
2162 YY_CURRENT_BUFFER_LVALUE = NULL;
2163 if (yyg->yy_buffer_stack_top > 0)
2164 --yyg->yy_buffer_stack_top;
2166 if (YY_CURRENT_BUFFER) {
2167 ap_expr_yy_load_buffer_state(yyscanner );
2168 yyg->yy_did_buffer_switch_on_eof = 1;
2172 /* Allocates the stack if it does not exist.
2173 * Guarantees space for at least one push.
2175 static void ap_expr_yyensure_buffer_stack (yyscan_t yyscanner)
2178 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2180 if (!yyg->yy_buffer_stack) {
2182 /* First allocation is just for 2 elements, since we don't know if this
2183 * scanner will even need a stack. We use 2 instead of 1 to avoid an
2184 * immediate realloc on the next call.
2187 yyg->yy_buffer_stack = (struct yy_buffer_state**)ap_expr_yyalloc
2188 (num_to_alloc * sizeof(struct yy_buffer_state*)
2190 if ( ! yyg->yy_buffer_stack )
2191 YY_FATAL_ERROR( "out of dynamic memory in ap_expr_yyensure_buffer_stack()" );
2193 memset(yyg->yy_buffer_stack, 0, num_to_alloc * sizeof(struct yy_buffer_state*));
2195 yyg->yy_buffer_stack_max = num_to_alloc;
2196 yyg->yy_buffer_stack_top = 0;
2200 if (yyg->yy_buffer_stack_top >= (yyg->yy_buffer_stack_max) - 1){
2202 /* Increase the buffer to prepare for a possible push. */
2203 int grow_size = 8 /* arbitrary grow size */;
2205 num_to_alloc = yyg->yy_buffer_stack_max + grow_size;
2206 yyg->yy_buffer_stack = (struct yy_buffer_state**)ap_expr_yyrealloc
2207 (yyg->yy_buffer_stack,
2208 num_to_alloc * sizeof(struct yy_buffer_state*)
2210 if ( ! yyg->yy_buffer_stack )
2211 YY_FATAL_ERROR( "out of dynamic memory in ap_expr_yyensure_buffer_stack()" );
2213 /* zero only the new slots.*/
2214 memset(yyg->yy_buffer_stack + yyg->yy_buffer_stack_max, 0, grow_size * sizeof(struct yy_buffer_state*));
2215 yyg->yy_buffer_stack_max = num_to_alloc;
2219 /** Setup the input buffer state to scan directly from a user-specified character buffer.
2220 * @param base the character buffer
2221 * @param size the size in bytes of the character buffer
2222 * @param yyscanner The scanner object.
2223 * @return the newly allocated buffer state object.
2225 YY_BUFFER_STATE ap_expr_yy_scan_buffer (char * base, yy_size_t size , yyscan_t yyscanner)
2230 base[size-2] != YY_END_OF_BUFFER_CHAR ||
2231 base[size-1] != YY_END_OF_BUFFER_CHAR )
2232 /* They forgot to leave room for the EOB's. */
2235 b = (YY_BUFFER_STATE) ap_expr_yyalloc(sizeof( struct yy_buffer_state ) ,yyscanner );
2237 YY_FATAL_ERROR( "out of dynamic memory in ap_expr_yy_scan_buffer()" );
2239 b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */
2240 b->yy_buf_pos = b->yy_ch_buf = base;
2241 b->yy_is_our_buffer = 0;
2242 b->yy_input_file = 0;
2243 b->yy_n_chars = b->yy_buf_size;
2244 b->yy_is_interactive = 0;
2246 b->yy_fill_buffer = 0;
2247 b->yy_buffer_status = YY_BUFFER_NEW;
2249 ap_expr_yy_switch_to_buffer(b ,yyscanner );
2254 /** Setup the input buffer state to scan a string. The next call to ap_expr_yylex() will
2255 * scan from a @e copy of @a str.
2256 * @param yystr a NUL-terminated string to scan
2257 * @param yyscanner The scanner object.
2258 * @return the newly allocated buffer state object.
2259 * @note If you want to scan bytes that may contain NUL values, then use
2260 * ap_expr_yy_scan_bytes() instead.
2262 YY_BUFFER_STATE ap_expr_yy_scan_string (yyconst char * yystr , yyscan_t yyscanner)
2265 return ap_expr_yy_scan_bytes(yystr,strlen(yystr) ,yyscanner);
2268 /** Setup the input buffer state to scan the given bytes. The next call to ap_expr_yylex() will
2269 * scan from a @e copy of @a bytes.
2270 * @param yybytes the byte buffer to scan
2271 * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes.
2272 * @param yyscanner The scanner object.
2273 * @return the newly allocated buffer state object.
2275 YY_BUFFER_STATE ap_expr_yy_scan_bytes (yyconst char * yybytes, int _yybytes_len , yyscan_t yyscanner)
2282 /* Get memory for full buffer, including space for trailing EOB's. */
2283 n = _yybytes_len + 2;
2284 buf = (char *) ap_expr_yyalloc(n ,yyscanner );
2286 YY_FATAL_ERROR( "out of dynamic memory in ap_expr_yy_scan_bytes()" );
2288 for ( i = 0; i < _yybytes_len; ++i )
2289 buf[i] = yybytes[i];
2291 buf[_yybytes_len] = buf[_yybytes_len+1] = YY_END_OF_BUFFER_CHAR;
2293 b = ap_expr_yy_scan_buffer(buf,n ,yyscanner);
2295 YY_FATAL_ERROR( "bad buffer in ap_expr_yy_scan_bytes()" );
2297 /* It's okay to grow etc. this buffer, and we should throw it
2298 * away when we're done.
2300 b->yy_is_our_buffer = 1;
2305 static void yy_push_state (int new_state , yyscan_t yyscanner)
2307 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2308 if ( yyg->yy_start_stack_ptr >= yyg->yy_start_stack_depth )
2312 yyg->yy_start_stack_depth += YY_START_STACK_INCR;
2313 new_size = yyg->yy_start_stack_depth * sizeof( int );
2315 if ( ! yyg->yy_start_stack )
2316 yyg->yy_start_stack = (int *) ap_expr_yyalloc(new_size ,yyscanner );
2319 yyg->yy_start_stack = (int *) ap_expr_yyrealloc((void *) yyg->yy_start_stack,new_size ,yyscanner );
2321 if ( ! yyg->yy_start_stack )
2322 YY_FATAL_ERROR( "out of memory expanding start-condition stack" );
2325 yyg->yy_start_stack[yyg->yy_start_stack_ptr++] = YY_START;
2330 static void yy_pop_state (yyscan_t yyscanner)
2332 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2333 if ( --yyg->yy_start_stack_ptr < 0 )
2334 YY_FATAL_ERROR( "start-condition stack underflow" );
2336 BEGIN(yyg->yy_start_stack[yyg->yy_start_stack_ptr]);
2339 #ifndef YY_EXIT_FAILURE
2340 #define YY_EXIT_FAILURE 2
2343 static void yy_fatal_error (yyconst char* msg , yyscan_t yyscanner)
2345 (void) fprintf( stderr, "%s\n", msg );
2346 exit( YY_EXIT_FAILURE );
2349 /* Redefine yyless() so it works in section 3 code. */
2355 /* Undo effects of setting up yytext. */ \
2356 int yyless_macro_arg = (n); \
2357 YY_LESS_LINENO(yyless_macro_arg);\
2358 yytext[yyleng] = yyg->yy_hold_char; \
2359 yyg->yy_c_buf_p = yytext + yyless_macro_arg; \
2360 yyg->yy_hold_char = *yyg->yy_c_buf_p; \
2361 *yyg->yy_c_buf_p = '\0'; \
2362 yyleng = yyless_macro_arg; \
2366 /* Accessor methods (get/set functions) to struct members. */
2368 /** Get the user-defined data for this scanner.
2369 * @param yyscanner The scanner object.
2371 YY_EXTRA_TYPE ap_expr_yyget_extra (yyscan_t yyscanner)
2373 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2377 /** Get the current line number.
2378 * @param yyscanner The scanner object.
2380 int ap_expr_yyget_lineno (yyscan_t yyscanner)
2382 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2384 if (! YY_CURRENT_BUFFER)
2390 /** Get the current column number.
2391 * @param yyscanner The scanner object.
2394 /** Get the input stream.
2395 * @param yyscanner The scanner object.
2397 FILE *ap_expr_yyget_in (yyscan_t yyscanner)
2399 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2403 /** Get the output stream.
2404 * @param yyscanner The scanner object.
2406 FILE *ap_expr_yyget_out (yyscan_t yyscanner)
2408 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2412 /** Get the length of the current token.
2413 * @param yyscanner The scanner object.
2415 int ap_expr_yyget_leng (yyscan_t yyscanner)
2417 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2421 /** Get the current token.
2422 * @param yyscanner The scanner object.
2425 char *ap_expr_yyget_text (yyscan_t yyscanner)
2427 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2431 /** Set the user-defined data. This data is never touched by the scanner.
2432 * @param user_defined The data to be associated with this scanner.
2433 * @param yyscanner The scanner object.
2435 void ap_expr_yyset_extra (YY_EXTRA_TYPE user_defined , yyscan_t yyscanner)
2437 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2438 yyextra = user_defined ;
2441 /** Set the current line number.
2442 * @param line_number
2443 * @param yyscanner The scanner object.
2445 void ap_expr_yyset_lineno (int line_number , yyscan_t yyscanner)
2447 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2449 /* lineno is only valid if an input buffer exists. */
2450 if (! YY_CURRENT_BUFFER )
2451 yy_fatal_error( "ap_expr_yyset_lineno called with no buffer" , yyscanner);
2453 yylineno = line_number;
2456 /** Set the current column.
2457 * @param line_number
2458 * @param yyscanner The scanner object.
2461 /** Set the input stream. This does not discard the current
2463 * @param in_str A readable stream.
2464 * @param yyscanner The scanner object.
2465 * @see ap_expr_yy_switch_to_buffer
2467 void ap_expr_yyset_in (FILE * in_str , yyscan_t yyscanner)
2469 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2473 void ap_expr_yyset_out (FILE * out_str , yyscan_t yyscanner)
2475 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2479 int ap_expr_yyget_debug (yyscan_t yyscanner)
2481 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2482 return yy_flex_debug;
2485 void ap_expr_yyset_debug (int bdebug , yyscan_t yyscanner)
2487 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2488 yy_flex_debug = bdebug ;
2491 /* Accessor methods for yylval and yylloc */
2493 YYSTYPE * ap_expr_yyget_lval (yyscan_t yyscanner)
2495 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2499 void ap_expr_yyset_lval (YYSTYPE * yylval_param , yyscan_t yyscanner)
2501 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2502 yylval = yylval_param;
2505 /* User-visible API */
2507 /* ap_expr_yylex_init is special because it creates the scanner itself, so it is
2508 * the ONLY reentrant function that doesn't take the scanner as the last argument.
2509 * That's why we explicitly handle the declaration, instead of using our macros.
2512 int ap_expr_yylex_init(yyscan_t* ptr_yy_globals)
2515 if (ptr_yy_globals == NULL){
2520 *ptr_yy_globals = (yyscan_t) ap_expr_yyalloc ( sizeof( struct yyguts_t ), NULL );
2522 if (*ptr_yy_globals == NULL){
2527 /* By setting to 0xAA, we expose bugs in yy_init_globals. Leave at 0x00 for releases. */
2528 memset(*ptr_yy_globals,0x00,sizeof(struct yyguts_t));
2530 return yy_init_globals ( *ptr_yy_globals );
2533 /* ap_expr_yylex_init_extra has the same functionality as ap_expr_yylex_init, but follows the
2534 * convention of taking the scanner as the last argument. Note however, that
2535 * this is a *pointer* to a scanner, as it will be allocated by this call (and
2536 * is the reason, too, why this function also must handle its own declaration).
2537 * The user defined value in the first argument will be available to ap_expr_yyalloc in
2538 * the yyextra field.
2541 int ap_expr_yylex_init_extra(YY_EXTRA_TYPE yy_user_defined,yyscan_t* ptr_yy_globals )
2544 struct yyguts_t dummy_yyguts;
2546 ap_expr_yyset_extra (yy_user_defined, &dummy_yyguts);
2548 if (ptr_yy_globals == NULL){
2553 *ptr_yy_globals = (yyscan_t) ap_expr_yyalloc ( sizeof( struct yyguts_t ), &dummy_yyguts );
2555 if (*ptr_yy_globals == NULL){
2560 /* By setting to 0xAA, we expose bugs in
2561 yy_init_globals. Leave at 0x00 for releases. */
2562 memset(*ptr_yy_globals,0x00,sizeof(struct yyguts_t));
2564 ap_expr_yyset_extra (yy_user_defined, *ptr_yy_globals);
2566 return yy_init_globals ( *ptr_yy_globals );
2569 static int yy_init_globals (yyscan_t yyscanner)
2571 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2572 /* Initialization is the same as for the non-reentrant scanner.
2573 * This function is called from ap_expr_yylex_destroy(), so don't allocate here.
2576 yyg->yy_buffer_stack = 0;
2577 yyg->yy_buffer_stack_top = 0;
2578 yyg->yy_buffer_stack_max = 0;
2579 yyg->yy_c_buf_p = (char *) 0;
2583 yyg->yy_start_stack_ptr = 0;
2584 yyg->yy_start_stack_depth = 0;
2585 yyg->yy_start_stack = NULL;
2587 /* Defined in main.c */
2596 /* For future reference: Set errno on error, since we are called by
2597 * ap_expr_yylex_init()
2602 /* ap_expr_yylex_destroy is for both reentrant and non-reentrant scanners. */
2603 int ap_expr_yylex_destroy (yyscan_t yyscanner)
2605 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2607 /* Pop the buffer stack, destroying each element. */
2608 while(YY_CURRENT_BUFFER){
2609 ap_expr_yy_delete_buffer(YY_CURRENT_BUFFER ,yyscanner );
2610 YY_CURRENT_BUFFER_LVALUE = NULL;
2611 ap_expr_yypop_buffer_state(yyscanner);
2614 /* Destroy the stack itself. */
2615 ap_expr_yyfree(yyg->yy_buffer_stack ,yyscanner);
2616 yyg->yy_buffer_stack = NULL;
2618 /* Destroy the start condition stack. */
2619 ap_expr_yyfree(yyg->yy_start_stack ,yyscanner );
2620 yyg->yy_start_stack = NULL;
2622 /* Reset the globals. This is important in a non-reentrant scanner so the next time
2623 * ap_expr_yylex() is called, initialization will occur. */
2624 yy_init_globals( yyscanner);
2626 /* Destroy the main struct (reentrant only). */
2627 ap_expr_yyfree ( yyscanner , yyscanner );
2633 * Internal utility routines.
2637 static void yy_flex_strncpy (char* s1, yyconst char * s2, int n , yyscan_t yyscanner)
2640 for ( i = 0; i < n; ++i )
2645 #ifdef YY_NEED_STRLEN
2646 static int yy_flex_strlen (yyconst char * s , yyscan_t yyscanner)
2649 for ( n = 0; s[n]; ++n )
2656 void *ap_expr_yyalloc (yy_size_t size , yyscan_t yyscanner)
2658 return (void *) malloc( size );
2661 void *ap_expr_yyrealloc (void * ptr, yy_size_t size , yyscan_t yyscanner)
2663 /* The cast to (char *) in the following accommodates both
2664 * implementations that use char* generic pointers, and those
2665 * that use void* generic pointers. It works with the latter
2666 * because both ANSI C and C++ allow castless assignment from
2667 * any pointer type to void*, and deal with argument conversions
2668 * as though doing an assignment.
2670 return (void *) realloc( (char *) ptr, size );
2673 void ap_expr_yyfree (void * ptr , yyscan_t yyscanner)
2675 free( (char *) ptr ); /* see ap_expr_yyrealloc() for (char *) cast */
2678 #define YYTABLES_NAME "yytables"
2680 #line 413 "util_expr_scan.l"