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Side by Side Diff: third_party/mesa/chromium_gensrc/mesa/glcpp-lex.c

Issue 17028009: Checked in sources which are normally autogenerated during Mesa's build process. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/deps/
Patch Set: Created 7 years, 6 months ago
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1 #line 2 "src/chromium_gensrc/mesa/glcpp-lex.c"
2
3 #line 4 "src/chromium_gensrc/mesa/glcpp-lex.c"
4
5 #define YY_INT_ALIGNED short int
6
7 /* A lexical scanner generated by flex */
8
9 #define FLEX_SCANNER
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
14 #define FLEX_BETA
15 #endif
16
17 /* First, we deal with platform-specific or compiler-specific issues. */
18
19 /* begin standard C headers. */
20 #include <stdio.h>
21 #include <string.h>
22 #include <errno.h>
23 #include <stdlib.h>
24
25 /* end standard C headers. */
26
27 /* flex integer type definitions */
28
29 #ifndef FLEXINT_H
30 #define FLEXINT_H
31
32 /* C99 systems have <inttypes.h>. Non-C99 systems may or may not. */
33
34 #if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
35
36 /* C99 says to define __STDC_LIMIT_MACROS before including stdint.h,
37 * if you want the limit (max/min) macros for int types.
38 */
39 #ifndef __STDC_LIMIT_MACROS
40 #define __STDC_LIMIT_MACROS 1
41 #endif
42
43 #include <inttypes.h>
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;
50 #else
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;
57
58 /* Limits of integral types. */
59 #ifndef INT8_MIN
60 #define INT8_MIN (-128)
61 #endif
62 #ifndef INT16_MIN
63 #define INT16_MIN (-32767-1)
64 #endif
65 #ifndef INT32_MIN
66 #define INT32_MIN (-2147483647-1)
67 #endif
68 #ifndef INT8_MAX
69 #define INT8_MAX (127)
70 #endif
71 #ifndef INT16_MAX
72 #define INT16_MAX (32767)
73 #endif
74 #ifndef INT32_MAX
75 #define INT32_MAX (2147483647)
76 #endif
77 #ifndef UINT8_MAX
78 #define UINT8_MAX (255U)
79 #endif
80 #ifndef UINT16_MAX
81 #define UINT16_MAX (65535U)
82 #endif
83 #ifndef UINT32_MAX
84 #define UINT32_MAX (4294967295U)
85 #endif
86
87 #endif /* ! C99 */
88
89 #endif /* ! FLEXINT_H */
90
91 #ifdef __cplusplus
92
93 /* The "const" storage-class-modifier is valid. */
94 #define YY_USE_CONST
95
96 #else /* ! __cplusplus */
97
98 /* C99 requires __STDC__ to be defined as 1. */
99 #if defined (__STDC__)
100
101 #define YY_USE_CONST
102
103 #endif /* defined (__STDC__) */
104 #endif /* ! __cplusplus */
105
106 #ifdef YY_USE_CONST
107 #define yyconst const
108 #else
109 #define yyconst
110 #endif
111
112 /* Returned upon end-of-file. */
113 #define YY_NULL 0
114
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
118 * double cast.
119 */
120 #define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c)
121
122 /* An opaque pointer. */
123 #ifndef YY_TYPEDEF_YY_SCANNER_T
124 #define YY_TYPEDEF_YY_SCANNER_T
125 typedef void* yyscan_t;
126 #endif
127
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
138
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.
142 */
143 #define BEGIN yyg->yy_start = 1 + 2 *
144
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
147 * compatibility.
148 */
149 #define YY_START ((yyg->yy_start - 1) / 2)
150 #define YYSTATE YY_START
151
152 /* Action number for EOF rule of a given start state. */
153 #define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1)
154
155 /* Special action meaning "start processing a new file". */
156 #define YY_NEW_FILE glcpp_restart(yyin ,yyscanner )
157
158 #define YY_END_OF_BUFFER_CHAR 0
159
160 /* Size of default input buffer. */
161 #ifndef YY_BUF_SIZE
162 #ifdef __ia64__
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.
166 */
167 #define YY_BUF_SIZE 32768
168 #else
169 #define YY_BUF_SIZE 16384
170 #endif /* __ia64__ */
171 #endif
172
173 /* The state buf must be large enough to hold one state per character in the mai n buffer.
174 */
175 #define YY_STATE_BUF_SIZE ((YY_BUF_SIZE + 2) * sizeof(yy_state_type))
176
177 #ifndef YY_TYPEDEF_YY_BUFFER_STATE
178 #define YY_TYPEDEF_YY_BUFFER_STATE
179 typedef struct yy_buffer_state *YY_BUFFER_STATE;
180 #endif
181
182 #define EOB_ACT_CONTINUE_SCAN 0
183 #define EOB_ACT_END_OF_FILE 1
184 #define EOB_ACT_LAST_MATCH 2
185
186 #define YY_LESS_LINENO(n)
187
188 /* Return all but the first "n" matched characters back to the input stream. */
189 #define yyless(n) \
190 do \
191 { \
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 */ \
199 } \
200 while ( 0 )
201
202 #define unput(c) yyunput( c, yyg->yytext_ptr , yyscanner )
203
204 #ifndef YY_TYPEDEF_YY_SIZE_T
205 #define YY_TYPEDEF_YY_SIZE_T
206 typedef size_t yy_size_t;
207 #endif
208
209 #ifndef YY_STRUCT_YY_BUFFER_STATE
210 #define YY_STRUCT_YY_BUFFER_STATE
211 struct yy_buffer_state
212 {
213 FILE *yy_input_file;
214
215 char *yy_ch_buf; /* input buffer */
216 char *yy_buf_pos; /* current position in input buffer */
217
218 /* Size of input buffer in bytes, not including room for EOB
219 * characters.
220 */
221 yy_size_t yy_buf_size;
222
223 /* Number of characters read into yy_ch_buf, not including EOB
224 * characters.
225 */
226 int yy_n_chars;
227
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
230 * delete it.
231 */
232 int yy_is_our_buffer;
233
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
237 * each newline.
238 */
239 int yy_is_interactive;
240
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
243 * not.
244 */
245 int yy_at_bol;
246
247 int yy_bs_lineno; /**< The line count. */
248 int yy_bs_column; /**< The column count. */
249
250 /* Whether to try to fill the input buffer when we reach the
251 * end of it.
252 */
253 int yy_fill_buffer;
254
255 int yy_buffer_status;
256
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.
264 *
265 * When we actually see the EOF, we change the status to "new"
266 * (via glcpp_restart()), so that the user can continue scanning by
267 * just pointing yyin at a new input file.
268 */
269 #define YY_BUFFER_EOF_PENDING 2
270
271 };
272 #endif /* !YY_STRUCT_YY_BUFFER_STATE */
273
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
276 * "scanner state".
277 *
278 * Returns the top of the stack, or NULL.
279 */
280 #define YY_CURRENT_BUFFER ( yyg->yy_buffer_stack \
281 ? yyg->yy_buffer_stack[yyg->yy_buffer_stack_top] \
282 : NULL)
283
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.
286 */
287 #define YY_CURRENT_BUFFER_LVALUE yyg->yy_buffer_stack[yyg->yy_buffer_stack_top]
288
289 void glcpp_restart (FILE *input_file ,yyscan_t yyscanner );
290 void glcpp__switch_to_buffer (YY_BUFFER_STATE new_buffer ,yyscan_t yyscanner );
291 YY_BUFFER_STATE glcpp__create_buffer (FILE *file,int size ,yyscan_t yyscanner );
292 void glcpp__delete_buffer (YY_BUFFER_STATE b ,yyscan_t yyscanner );
293 void glcpp__flush_buffer (YY_BUFFER_STATE b ,yyscan_t yyscanner );
294 void glcpp_push_buffer_state (YY_BUFFER_STATE new_buffer ,yyscan_t yyscanner );
295 void glcpp_pop_buffer_state (yyscan_t yyscanner );
296
297 static void glcpp_ensure_buffer_stack (yyscan_t yyscanner );
298 static void glcpp__load_buffer_state (yyscan_t yyscanner );
299 static void glcpp__init_buffer (YY_BUFFER_STATE b,FILE *file ,yyscan_t yyscanner );
300
301 #define YY_FLUSH_BUFFER glcpp__flush_buffer(YY_CURRENT_BUFFER ,yyscanner)
302
303 YY_BUFFER_STATE glcpp__scan_buffer (char *base,yy_size_t size ,yyscan_t yyscanne r );
304 YY_BUFFER_STATE glcpp__scan_string (yyconst char *yy_str ,yyscan_t yyscanner );
305 YY_BUFFER_STATE glcpp__scan_bytes (yyconst char *bytes,int len ,yyscan_t yyscann er );
306
307 void *glcpp_alloc (yy_size_t ,yyscan_t yyscanner );
308 void *glcpp_realloc (void *,yy_size_t ,yyscan_t yyscanner );
309 void glcpp_free (void * ,yyscan_t yyscanner );
310
311 #define yy_new_buffer glcpp__create_buffer
312
313 #define yy_set_interactive(is_interactive) \
314 { \
315 if ( ! YY_CURRENT_BUFFER ){ \
316 glcpp_ensure_buffer_stack (yyscanner); \
317 YY_CURRENT_BUFFER_LVALUE = \
318 glcpp__create_buffer(yyin,YY_BUF_SIZE ,yyscanner); \
319 } \
320 YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \
321 }
322
323 #define yy_set_bol(at_bol) \
324 { \
325 if ( ! YY_CURRENT_BUFFER ){\
326 glcpp_ensure_buffer_stack (yyscanner); \
327 YY_CURRENT_BUFFER_LVALUE = \
328 glcpp__create_buffer(yyin,YY_BUF_SIZE ,yyscanner); \
329 } \
330 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \
331 }
332
333 #define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol)
334
335 /* Begin user sect3 */
336
337 #define glcpp_wrap(n) 1
338 #define YY_SKIP_YYWRAP
339
340 typedef unsigned char YY_CHAR;
341
342 typedef int yy_state_type;
343
344 #define yytext_ptr yytext_r
345
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 yy scanner);
348 static int yy_get_next_buffer (yyscan_t yyscanner );
349 static void yy_fatal_error (yyconst char msg[] ,yyscan_t yyscanner );
350
351 /* Done after the current pattern has been matched and before the
352 * corresponding action - sets up yytext.
353 */
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; \
358 *yy_cp = '\0'; \
359 yyg->yy_c_buf_p = yy_cp;
360
361 #define YY_NUM_RULES 43
362 #define YY_END_OF_BUFFER 44
363 /* This struct is not used in this scanner,
364 but its presence is necessary. */
365 struct yy_trans_info
366 {
367 flex_int32_t yy_verify;
368 flex_int32_t yy_nxt;
369 };
370 static yyconst flex_int16_t yy_accept[147] =
371 { 0,
372 0, 0, 0, 0, 3, 3, 0, 0, 0, 0,
373 0, 0, 44, 39, 40, 41, 43, 38, 43, 38,
374 38, 38, 25, 24, 38, 38, 38, 37, 37, 38,
375 40, 23, 3, 4, 5, 42, 17, 17, 17, 21,
376 39, 40, 32, 35, 33, 2, 1, 25, 25, 0,
377 24, 24, 27, 29, 31, 30, 28, 37, 37, 34,
378 40, 23, 23, 0, 0, 0, 0, 0, 0, 0,
379 3, 4, 5, 6, 5, 7, 0, 0, 0, 0,
380 20, 21, 1, 26, 37, 0, 0, 0, 0, 0,
381 0, 0, 0, 0, 0, 26, 37, 0, 0, 0,
382
383 0, 0, 0, 13, 0, 0, 0, 0, 0, 0,
384 37, 0, 14, 15, 0, 0, 0, 0, 0, 10,
385 0, 0, 0, 37, 0, 16, 18, 0, 11, 0,
386 0, 22, 0, 36, 0, 18, 0, 12, 0, 0,
387 19, 0, 9, 8, 0, 0
388 } ;
389
390 static yyconst flex_int32_t yy_ec[256] =
391 { 0,
392 1, 1, 1, 1, 1, 1, 1, 1, 2, 3,
393 4, 4, 4, 1, 1, 1, 1, 1, 1, 1,
394 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
395 1, 2, 5, 1, 6, 1, 7, 8, 1, 9,
396 7, 10, 7, 7, 7, 7, 11, 12, 13, 13,
397 13, 13, 13, 13, 13, 14, 14, 1, 7, 15,
398 16, 17, 1, 1, 18, 18, 18, 18, 18, 18,
399 19, 19, 19, 19, 19, 19, 19, 19, 19, 19,
400 19, 19, 19, 19, 20, 19, 19, 21, 19, 19,
401 7, 1, 7, 7, 19, 1, 22, 18, 18, 23,
402
403 24, 25, 26, 19, 27, 19, 19, 28, 29, 30,
404 31, 32, 19, 33, 34, 35, 36, 37, 19, 38,
405 19, 19, 7, 39, 7, 7, 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,
411 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
412 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
413
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,
417 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
418 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
419 1, 1, 1, 1, 1
420 } ;
421
422 static yyconst flex_int32_t yy_meta[40] =
423 { 0,
424 1, 1, 2, 1, 1, 1, 1, 1, 3, 4,
425 1, 5, 5, 5, 1, 1, 1, 5, 6, 6,
426 6, 5, 7, 5, 5, 6, 6, 6, 6, 8,
427 6, 6, 6, 6, 6, 6, 6, 6, 1
428 } ;
429
430 static yyconst flex_int16_t yy_base[160] =
431 { 0,
432 0, 38, 0, 0, 38, 39, 313, 312, 311, 44,
433 50, 0, 313, 311, 309, 317, 317, 294, 303, 317,
434 300, 80, 80, 83, 83, 291, 88, 0, 282, 266,
435 100, 118, 301, 317, 104, 317, 317, 106, 107, 294,
436 301, 299, 317, 317, 317, 317, 0, 113, 317, 0,
437 115, 317, 317, 317, 317, 317, 317, 0, 275, 317,
438 111, 293, 292, 273, 110, 271, 268, 261, 263, 268,
439 288, 317, 149, 317, 153, 317, 130, 120, 151, 15,
440 317, 281, 0, 74, 262, 263, 96, 264, 253, 250,
441 135, 254, 261, 259, 248, 317, 250, 252, 253, 253,
442
443 249, 244, 250, 317, 249, 249, 241, 231, 229, 218,
444 222, 208, 317, 317, 207, 185, 147, 151, 150, 317,
445 144, 147, 144, 147, 145, 317, 0, 134, 317, 142,
446 144, 317, 131, 0, 159, 0, 130, 317, 0, 109,
447 135, 90, 0, 317, 81, 317, 178, 186, 194, 202,
448 206, 214, 222, 228, 236, 240, 247, 255, 263
449 } ;
450
451 static yyconst flex_int16_t yy_def[160] =
452 { 0,
453 146, 1, 147, 147, 148, 148, 149, 149, 150, 150,
454 146, 11, 146, 146, 146, 146, 146, 146, 146, 146,
455 146, 146, 146, 146, 146, 146, 146, 151, 151, 146,
456 146, 146, 152, 146, 153, 146, 146, 146, 146, 154,
457 146, 146, 146, 146, 146, 146, 155, 146, 146, 156,
458 146, 146, 146, 146, 146, 146, 146, 151, 151, 146,
459 146, 32, 32, 146, 146, 146, 146, 146, 146, 146,
460 152, 146, 153, 146, 153, 146, 146, 146, 146, 146,
461 146, 154, 155, 156, 151, 146, 146, 146, 146, 146,
462 157, 146, 146, 146, 146, 146, 151, 146, 146, 146,
463
464 146, 146, 146, 146, 146, 146, 146, 146, 146, 146,
465 151, 146, 146, 146, 146, 146, 146, 146, 146, 146,
466 146, 146, 146, 151, 146, 146, 158, 146, 146, 146,
467 146, 146, 146, 151, 146, 158, 146, 146, 159, 146,
468 146, 146, 159, 146, 146, 0, 146, 146, 146, 146,
469 146, 146, 146, 146, 146, 146, 146, 146, 146
470 } ;
471
472 static yyconst flex_int16_t yy_nxt[357] =
473 { 0,
474 14, 15, 16, 17, 18, 19, 20, 21, 20, 20,
475 22, 23, 24, 24, 25, 26, 27, 28, 28, 28,
476 28, 28, 29, 28, 28, 28, 28, 28, 28, 28,
477 28, 28, 28, 28, 28, 28, 28, 28, 30, 31,
478 34, 34, 87, 32, 88, 38, 16, 35, 35, 39,
479 17, 17, 17, 17, 17, 17, 17, 17, 17, 17,
480 17, 17, 17, 17, 17, 17, 17, 40, 40, 40,
481 40, 40, 40, 40, 40, 40, 40, 40, 40, 40,
482 40, 40, 40, 40, 40, 40, 40, 40, 17, 46,
483 47, 48, 48, 96, 51, 51, 51, 53, 54, 49,
484
485 50, 61, 52, 56, 57, 62, 74, 77, 79, 96,
486 139, 78, 61, 75, 76, 49, 62, 50, 52, 63,
487 145, 79, 99, 44, 48, 48, 51, 51, 51, 100,
488 80, 77, 49, 66, 52, 78, 141, 87, 144, 88,
489 64, 65, 89, 80, 66, 67, 66, 90, 49, 68,
490 52, 74, 79, 69, 70, 74, 142, 105, 146, 146,
491 141, 140, 75, 76, 106, 139, 138, 137, 135, 134,
492 133, 132, 131, 130, 80, 129, 128, 66, 17, 17,
493 17, 17, 17, 17, 17, 17, 33, 33, 33, 33,
494 33, 33, 33, 33, 36, 36, 36, 36, 36, 36,
495
496 36, 36, 37, 37, 37, 37, 37, 37, 37, 37,
497 58, 58, 58, 58, 71, 71, 71, 127, 71, 71,
498 71, 71, 73, 73, 73, 73, 73, 73, 73, 73,
499 82, 126, 82, 82, 82, 82, 83, 125, 83, 83,
500 83, 83, 83, 83, 84, 124, 84, 104, 104, 104,
501 104, 123, 122, 104, 104, 136, 121, 136, 136, 136,
502 136, 136, 136, 143, 120, 143, 143, 143, 143, 143,
503 143, 119, 118, 117, 116, 115, 114, 113, 112, 111,
504 110, 109, 108, 107, 103, 102, 101, 98, 97, 81,
505 72, 95, 94, 93, 92, 91, 86, 146, 146, 85,
506
507 42, 41, 81, 72, 60, 59, 55, 45, 44, 43,
508 42, 41, 146, 16, 17, 17, 13, 146, 146, 146,
509 146, 146, 146, 146, 146, 146, 146, 146, 146, 146,
510 146, 146, 146, 146, 146, 146, 146, 146, 146, 146,
511 146, 146, 146, 146, 146, 146, 146, 146, 146, 146,
512 146, 146, 146, 146, 146, 146
513 } ;
514
515 static yyconst flex_int16_t yy_chk[357] =
516 { 0,
517 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
518 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
519 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
520 1, 1, 1, 1, 1, 1, 1, 1, 1, 2,
521 5, 6, 80, 2, 80, 10, 10, 5, 6, 10,
522 11, 11, 11, 11, 11, 11, 11, 11, 11, 11,
523 11, 11, 11, 11, 11, 11, 11, 11, 11, 11,
524 11, 11, 11, 11, 11, 11, 11, 11, 11, 11,
525 11, 11, 11, 11, 11, 11, 11, 11, 11, 22,
526 22, 23, 23, 84, 24, 24, 24, 25, 25, 23,
527
528 23, 31, 24, 27, 27, 31, 35, 38, 39, 84,
529 145, 38, 61, 35, 35, 23, 61, 23, 24, 32,
530 142, 78, 87, 32, 48, 48, 51, 51, 51, 87,
531 39, 77, 48, 39, 51, 77, 141, 65, 140, 65,
532 32, 32, 65, 78, 32, 32, 78, 65, 48, 32,
533 51, 73, 79, 32, 32, 75, 137, 91, 73, 73,
534 135, 133, 75, 75, 91, 131, 130, 128, 125, 124,
535 123, 122, 121, 119, 79, 118, 117, 79, 147, 147,
536 147, 147, 147, 147, 147, 147, 148, 148, 148, 148,
537 148, 148, 148, 148, 149, 149, 149, 149, 149, 149,
538
539 149, 149, 150, 150, 150, 150, 150, 150, 150, 150,
540 151, 151, 151, 151, 152, 152, 152, 116, 152, 152,
541 152, 152, 153, 153, 153, 153, 153, 153, 153, 153,
542 154, 115, 154, 154, 154, 154, 155, 112, 155, 155,
543 155, 155, 155, 155, 156, 111, 156, 157, 157, 157,
544 157, 110, 109, 157, 157, 158, 108, 158, 158, 158,
545 158, 158, 158, 159, 107, 159, 159, 159, 159, 159,
546 159, 106, 105, 103, 102, 101, 100, 99, 98, 97,
547 95, 94, 93, 92, 90, 89, 88, 86, 85, 82,
548 71, 70, 69, 68, 67, 66, 64, 63, 62, 59,
549
550 42, 41, 40, 33, 30, 29, 26, 21, 19, 18,
551 15, 14, 13, 9, 8, 7, 146, 146, 146, 146,
552 146, 146, 146, 146, 146, 146, 146, 146, 146, 146,
553 146, 146, 146, 146, 146, 146, 146, 146, 146, 146,
554 146, 146, 146, 146, 146, 146, 146, 146, 146, 146,
555 146, 146, 146, 146, 146, 146
556 } ;
557
558 /* The intent behind this definition is that it'll catch
559 * any uses of REJECT which flex missed.
560 */
561 #define REJECT reject_used_but_not_detected
562 #define yymore() yymore_used_but_not_detected
563 #define YY_MORE_ADJ 0
564 #define YY_RESTORE_YY_MORE_OFFSET
565 #line 1 "src/src/glsl/glcpp/glcpp-lex.l"
566 #line 2 "src/src/glsl/glcpp/glcpp-lex.l"
567 /*
568 * Copyright © 2010 Intel Corporation
569 *
570 * Permission is hereby granted, free of charge, to any person obtaining a
571 * copy of this software and associated documentation files (the "Software"),
572 * to deal in the Software without restriction, including without limitation
573 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
574 * and/or sell copies of the Software, and to permit persons to whom the
575 * Software is furnished to do so, subject to the following conditions:
576 *
577 * The above copyright notice and this permission notice (including the next
578 * paragraph) shall be included in all copies or substantial portions of the
579 * Software.
580 *
581 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
582 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
583 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
584 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
585 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
586 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
587 * DEALINGS IN THE SOFTWARE.
588 */
589
590 #include <stdio.h>
591 #include <string.h>
592 #include <ctype.h>
593
594 #include "glcpp.h"
595 #include "glcpp-parse.h"
596
597 /* Flex annoyingly generates some functions without making them
598 * static. Let's declare them here. */
599 int glcpp_get_column (yyscan_t yyscanner);
600 void glcpp_set_column (int column_no , yyscan_t yyscanner);
601
602 #ifdef _MSC_VER
603 #define YY_NO_UNISTD_H
604 #endif
605
606 #define YY_NO_INPUT
607
608 #define YY_USER_ACTION \
609 do { \
610 if (parser->has_new_line_number) \
611 yylineno = parser->new_line_number; \
612 if (parser->has_new_source_number) \
613 yylloc->source = parser->new_source_number; \
614 yylloc->first_column = yycolumn + 1; \
615 yylloc->first_line = yylineno; \
616 yycolumn += yyleng; \
617 parser->has_new_line_number = 0; \
618 parser->has_new_source_number = 0; \
619 } while(0);
620
621 #define YY_USER_INIT \
622 do { \
623 yylineno = 1; \
624 yycolumn = 1; \
625 yylloc->source = 0; \
626 } while(0)
627
628 /* The OTHER class is simply a catch-all for things that the CPP
629 parser just doesn't care about. Since flex regular expressions that
630 match longer strings take priority over those matching shorter
631 strings, we have to be careful to avoid OTHER matching and hiding
632 something that CPP does care about. So we simply exclude all
633 characters that appear in any other expressions. */
634 #line 635 "src/chromium_gensrc/mesa/glcpp-lex.c"
635
636 #define INITIAL 0
637 #define DONE 1
638 #define COMMENT 2
639 #define UNREACHABLE 3
640 #define SKIP 4
641 #define DEFINE 5
642
643 #define YY_EXTRA_TYPE glcpp_parser_t *
644
645 /* Holds the entire state of the reentrant scanner. */
646 struct yyguts_t
647 {
648
649 /* User-defined. Not touched by flex. */
650 YY_EXTRA_TYPE yyextra_r;
651
652 /* The rest are the same as the globals declared in the non-reentrant scanne r. */
653 FILE *yyin_r, *yyout_r;
654 size_t yy_buffer_stack_top; /**< index of top of stack. */
655 size_t yy_buffer_stack_max; /**< capacity of stack. */
656 YY_BUFFER_STATE * yy_buffer_stack; /**< Stack as an array. */
657 char yy_hold_char;
658 int yy_n_chars;
659 int yyleng_r;
660 char *yy_c_buf_p;
661 int yy_init;
662 int yy_start;
663 int yy_did_buffer_switch_on_eof;
664 int yy_start_stack_ptr;
665 int yy_start_stack_depth;
666 int *yy_start_stack;
667 yy_state_type yy_last_accepting_state;
668 char* yy_last_accepting_cpos;
669
670 int yylineno_r;
671 int yy_flex_debug_r;
672
673 char *yytext_r;
674 int yy_more_flag;
675 int yy_more_len;
676
677 YYSTYPE * yylval_r;
678
679 YYLTYPE * yylloc_r;
680
681 }; /* end struct yyguts_t */
682
683 static int yy_init_globals (yyscan_t yyscanner );
684
685 /* This must go here because YYSTYPE and YYLTYPE are included
686 * from bison output in section 1.*/
687 # define yylval yyg->yylval_r
688
689 # define yylloc yyg->yylloc_r
690
691 int glcpp_lex_init (yyscan_t* scanner);
692
693 int glcpp_lex_init_extra (YY_EXTRA_TYPE user_defined,yyscan_t* scanner);
694
695 /* Accessor methods to globals.
696 These are made visible to non-reentrant scanners for convenience. */
697
698 int glcpp_lex_destroy (yyscan_t yyscanner );
699
700 int glcpp_get_debug (yyscan_t yyscanner );
701
702 void glcpp_set_debug (int debug_flag ,yyscan_t yyscanner );
703
704 YY_EXTRA_TYPE glcpp_get_extra (yyscan_t yyscanner );
705
706 void glcpp_set_extra (YY_EXTRA_TYPE user_defined ,yyscan_t yyscanner );
707
708 FILE *glcpp_get_in (yyscan_t yyscanner );
709
710 void glcpp_set_in (FILE * in_str ,yyscan_t yyscanner );
711
712 FILE *glcpp_get_out (yyscan_t yyscanner );
713
714 void glcpp_set_out (FILE * out_str ,yyscan_t yyscanner );
715
716 int glcpp_get_leng (yyscan_t yyscanner );
717
718 char *glcpp_get_text (yyscan_t yyscanner );
719
720 int glcpp_get_lineno (yyscan_t yyscanner );
721
722 void glcpp_set_lineno (int line_number ,yyscan_t yyscanner );
723
724 YYSTYPE * glcpp_get_lval (yyscan_t yyscanner );
725
726 void glcpp_set_lval (YYSTYPE * yylval_param ,yyscan_t yyscanner );
727
728 YYLTYPE *glcpp_get_lloc (yyscan_t yyscanner );
729
730 void glcpp_set_lloc (YYLTYPE * yylloc_param ,yyscan_t yyscanner );
731
732 /* Macros after this point can all be overridden by user definitions in
733 * section 1.
734 */
735
736 #ifndef YY_SKIP_YYWRAP
737 #ifdef __cplusplus
738 extern "C" int glcpp_wrap (yyscan_t yyscanner );
739 #else
740 extern int glcpp_wrap (yyscan_t yyscanner );
741 #endif
742 #endif
743
744 static void yyunput (int c,char *buf_ptr ,yyscan_t yyscanner);
745
746 #ifndef yytext_ptr
747 static void yy_flex_strncpy (char *,yyconst char *,int ,yyscan_t yyscanner);
748 #endif
749
750 #ifdef YY_NEED_STRLEN
751 static int yy_flex_strlen (yyconst char * ,yyscan_t yyscanner);
752 #endif
753
754 #ifndef YY_NO_INPUT
755
756 #ifdef __cplusplus
757 static int yyinput (yyscan_t yyscanner );
758 #else
759 static int input (yyscan_t yyscanner );
760 #endif
761
762 #endif
763
764 static void yy_push_state (int new_state ,yyscan_t yyscanner);
765
766 static void yy_pop_state (yyscan_t yyscanner );
767
768 static int yy_top_state (yyscan_t yyscanner );
769
770 /* Amount of stuff to slurp up with each read. */
771 #ifndef YY_READ_BUF_SIZE
772 #ifdef __ia64__
773 /* On IA-64, the buffer size is 16k, not 8k */
774 #define YY_READ_BUF_SIZE 16384
775 #else
776 #define YY_READ_BUF_SIZE 8192
777 #endif /* __ia64__ */
778 #endif
779
780 /* Copy whatever the last rule matched to the standard output. */
781 #ifndef ECHO
782 /* This used to be an fputs(), but since the string might contain NUL's,
783 * we now use fwrite().
784 */
785 #define ECHO do { if (fwrite( yytext, yyleng, 1, yyout )) {} } while (0)
786 #endif
787
788 /* Gets input and stuffs it into "buf". number of characters read, or YY_NULL,
789 * is returned in "result".
790 */
791 #ifndef YY_INPUT
792 #define YY_INPUT(buf,result,max_size) \
793 if ( YY_CURRENT_BUFFER_LVALUE->yy_is_interactive ) \
794 { \
795 int c = '*'; \
796 size_t n; \
797 for ( n = 0; n < max_size && \
798 (c = getc( yyin )) != EOF && c != '\n'; ++n ) \
799 buf[n] = (char) c; \
800 if ( c == '\n' ) \
801 buf[n++] = (char) c; \
802 if ( c == EOF && ferror( yyin ) ) \
803 YY_FATAL_ERROR( "input in flex scanner failed" ); \
804 result = n; \
805 } \
806 else \
807 { \
808 errno=0; \
809 while ( (result = fread(buf, 1, max_size, yyin))==0 && ferror(yy in)) \
810 { \
811 if( errno != EINTR) \
812 { \
813 YY_FATAL_ERROR( "input in flex scanner failed" ) ; \
814 break; \
815 } \
816 errno=0; \
817 clearerr(yyin); \
818 } \
819 }\
820 \
821
822 #endif
823
824 /* No semi-colon after return; correct usage is to write "yyterminate();" -
825 * we don't want an extra ';' after the "return" because that will cause
826 * some compilers to complain about unreachable statements.
827 */
828 #ifndef yyterminate
829 #define yyterminate() return YY_NULL
830 #endif
831
832 /* Number of entries by which start-condition stack grows. */
833 #ifndef YY_START_STACK_INCR
834 #define YY_START_STACK_INCR 25
835 #endif
836
837 /* Report a fatal error. */
838 #ifndef YY_FATAL_ERROR
839 #define YY_FATAL_ERROR(msg) yy_fatal_error( msg , yyscanner)
840 #endif
841
842 /* end tables serialization structures and prototypes */
843
844 /* Default declaration of generated scanner - a define so the user can
845 * easily add parameters.
846 */
847 #ifndef YY_DECL
848 #define YY_DECL_IS_OURS 1
849
850 extern int glcpp_lex \
851 (YYSTYPE * yylval_param,YYLTYPE * yylloc_param ,yyscan_t yyscanne r);
852
853 #define YY_DECL int glcpp_lex \
854 (YYSTYPE * yylval_param, YYLTYPE * yylloc_param , yyscan_t yyscan ner)
855 #endif /* !YY_DECL */
856
857 /* Code executed at the beginning of each rule, after yytext and yyleng
858 * have been set up.
859 */
860 #ifndef YY_USER_ACTION
861 #define YY_USER_ACTION
862 #endif
863
864 /* Code executed at the end of each rule. */
865 #ifndef YY_BREAK
866 #define YY_BREAK break;
867 #endif
868
869 #define YY_RULE_SETUP \
870 if ( yyleng > 0 ) \
871 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = \
872 (yytext[yyleng - 1] == '\n'); \
873 YY_USER_ACTION
874
875 /** The main scanner function which does all the work.
876 */
877 YY_DECL
878 {
879 register yy_state_type yy_current_state;
880 register char *yy_cp, *yy_bp;
881 register int yy_act;
882 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
883
884 #line 94 "src/src/glsl/glcpp/glcpp-lex.l"
885
886 /* Implicitly switch between SKIP and INITIAL (non-skipping);
887 * don't switch if some other state was explicitly set.
888 */
889 glcpp_parser_t *parser = yyextra;
890 if (YY_START == 0 || YY_START == SKIP) {
891 if (parser->lexing_if || parser->skip_stack == NULL || parser->s kip_stack->type == SKIP_NO_SKIP) {
892 BEGIN 0;
893 } else {
894 BEGIN SKIP;
895 }
896 }
897
898 /* Single-line comments */
899 #line 900 "src/chromium_gensrc/mesa/glcpp-lex.c"
900
901 yylval = yylval_param;
902
903 yylloc = yylloc_param;
904
905 if ( !yyg->yy_init )
906 {
907 yyg->yy_init = 1;
908
909 #ifdef YY_USER_INIT
910 YY_USER_INIT;
911 #endif
912
913 if ( ! yyg->yy_start )
914 yyg->yy_start = 1; /* first start state */
915
916 if ( ! yyin )
917 yyin = stdin;
918
919 if ( ! yyout )
920 yyout = stdout;
921
922 if ( ! YY_CURRENT_BUFFER ) {
923 glcpp_ensure_buffer_stack (yyscanner);
924 YY_CURRENT_BUFFER_LVALUE =
925 glcpp__create_buffer(yyin,YY_BUF_SIZE ,yyscanner );
926 }
927
928 glcpp__load_buffer_state(yyscanner );
929 }
930
931 while ( 1 ) /* loops until end-of-file is reached */
932 {
933 yy_cp = yyg->yy_c_buf_p;
934
935 /* Support of yytext. */
936 *yy_cp = yyg->yy_hold_char;
937
938 /* yy_bp points to the position in yy_ch_buf of the start of
939 * the current run.
940 */
941 yy_bp = yy_cp;
942
943 yy_current_state = yyg->yy_start;
944 yy_current_state += YY_AT_BOL();
945 yy_match:
946 do
947 {
948 register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)];
949 if ( yy_accept[yy_current_state] )
950 {
951 yyg->yy_last_accepting_state = yy_current_state;
952 yyg->yy_last_accepting_cpos = yy_cp;
953 }
954 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_c urrent_state )
955 {
956 yy_current_state = (int) yy_def[yy_current_state ];
957 if ( yy_current_state >= 147 )
958 yy_c = yy_meta[(unsigned int) yy_c];
959 }
960 yy_current_state = yy_nxt[yy_base[yy_current_state] + (u nsigned int) yy_c];
961 ++yy_cp;
962 }
963 while ( yy_current_state != 146 );
964 yy_cp = yyg->yy_last_accepting_cpos;
965 yy_current_state = yyg->yy_last_accepting_state;
966
967 yy_find_action:
968 yy_act = yy_accept[yy_current_state];
969
970 YY_DO_BEFORE_ACTION;
971
972 do_action: /* This label is used only to access EOF actions. */
973
974 switch ( yy_act )
975 { /* beginning of action switch */
976 case 0: /* must back up */
977 /* undo the effects of YY_DO_BEFORE_ACTION */
978 *yy_cp = yyg->yy_hold_char;
979 yy_cp = yyg->yy_last_accepting_cpos;
980 yy_current_state = yyg->yy_last_accepting_state;
981 goto yy_find_action;
982
983 case 1:
984 YY_RULE_SETUP
985 #line 108 "src/src/glsl/glcpp/glcpp-lex.l"
986 {
987 }
988 YY_BREAK
989 /* Multi-line comments */
990 case 2:
991 YY_RULE_SETUP
992 #line 112 "src/src/glsl/glcpp/glcpp-lex.l"
993 { yy_push_state(COMMENT, yyscanner); }
994 YY_BREAK
995 case 3:
996 YY_RULE_SETUP
997 #line 113 "src/src/glsl/glcpp/glcpp-lex.l"
998
999 YY_BREAK
1000 case 4:
1001 /* rule 4 can match eol */
1002 YY_RULE_SETUP
1003 #line 114 "src/src/glsl/glcpp/glcpp-lex.l"
1004 { yylineno++; yycolumn = 0; return NEWLINE; }
1005 YY_BREAK
1006 case 5:
1007 YY_RULE_SETUP
1008 #line 115 "src/src/glsl/glcpp/glcpp-lex.l"
1009
1010 YY_BREAK
1011 case 6:
1012 /* rule 6 can match eol */
1013 YY_RULE_SETUP
1014 #line 116 "src/src/glsl/glcpp/glcpp-lex.l"
1015 { yylineno++; yycolumn = 0; return NEWLINE; }
1016 YY_BREAK
1017 case 7:
1018 YY_RULE_SETUP
1019 #line 117 "src/src/glsl/glcpp/glcpp-lex.l"
1020 {
1021 yy_pop_state(yyscanner);
1022 if (yyextra->space_tokens)
1023 return SPACE;
1024 }
1025 YY_BREAK
1026 case 8:
1027 YY_RULE_SETUP
1028 #line 123 "src/src/glsl/glcpp/glcpp-lex.l"
1029 {
1030 yylval->str = ralloc_strdup (yyextra, yytext);
1031 yyextra->space_tokens = 0;
1032 return HASH_VERSION;
1033 }
1034 YY_BREAK
1035 /* glcpp doesn't handle #extension, #version, or #pragma directives.
1036 * Simply pass them through to the main compiler's lexer/parser. */
1037 case 9:
1038 YY_RULE_SETUP
1039 #line 131 "src/src/glsl/glcpp/glcpp-lex.l"
1040 {
1041 yylval->str = ralloc_strdup (yyextra, yytext);
1042 yylineno++;
1043 yycolumn = 0;
1044 return OTHER;
1045 }
1046 YY_BREAK
1047 case 10:
1048 YY_RULE_SETUP
1049 #line 138 "src/src/glsl/glcpp/glcpp-lex.l"
1050 {
1051 return HASH_LINE;
1052 }
1053 YY_BREAK
1054
1055 case 11:
1056 YY_RULE_SETUP
1057 #line 143 "src/src/glsl/glcpp/glcpp-lex.l"
1058 {
1059 yyextra->lexing_if = 1;
1060 yyextra->space_tokens = 0;
1061 return HASH_IFDEF;
1062 }
1063 YY_BREAK
1064 case 12:
1065 YY_RULE_SETUP
1066 #line 149 "src/src/glsl/glcpp/glcpp-lex.l"
1067 {
1068 yyextra->lexing_if = 1;
1069 yyextra->space_tokens = 0;
1070 return HASH_IFNDEF;
1071 }
1072 YY_BREAK
1073 case 13:
1074 /* rule 13 can match eol */
1075 *yy_cp = yyg->yy_hold_char; /* undo effects of setting up yytext */
1076 yyg->yy_c_buf_p = yy_cp -= 1;
1077 YY_DO_BEFORE_ACTION; /* set up yytext again */
1078 YY_RULE_SETUP
1079 #line 155 "src/src/glsl/glcpp/glcpp-lex.l"
1080 {
1081 yyextra->lexing_if = 1;
1082 yyextra->space_tokens = 0;
1083 return HASH_IF;
1084 }
1085 YY_BREAK
1086 case 14:
1087 YY_RULE_SETUP
1088 #line 161 "src/src/glsl/glcpp/glcpp-lex.l"
1089 {
1090 yyextra->lexing_if = 1;
1091 yyextra->space_tokens = 0;
1092 return HASH_ELIF;
1093 }
1094 YY_BREAK
1095 case 15:
1096 YY_RULE_SETUP
1097 #line 167 "src/src/glsl/glcpp/glcpp-lex.l"
1098 {
1099 yyextra->space_tokens = 0;
1100 return HASH_ELSE;
1101 }
1102 YY_BREAK
1103 case 16:
1104 YY_RULE_SETUP
1105 #line 172 "src/src/glsl/glcpp/glcpp-lex.l"
1106 {
1107 yyextra->space_tokens = 0;
1108 return HASH_ENDIF;
1109 }
1110 YY_BREAK
1111
1112 case 17:
1113 YY_RULE_SETUP
1114 #line 178 "src/src/glsl/glcpp/glcpp-lex.l"
1115 ;
1116 YY_BREAK
1117 case 18:
1118 YY_RULE_SETUP
1119 #line 180 "src/src/glsl/glcpp/glcpp-lex.l"
1120 {
1121 char *p;
1122 for (p = yytext; !isalpha(p[0]); p++); /* skip " # " */
1123 p += 5; /* skip "error" */
1124 glcpp_error(yylloc, yyextra, "#error%s", p);
1125 }
1126 YY_BREAK
1127 case 19:
1128 YY_RULE_SETUP
1129 #line 187 "src/src/glsl/glcpp/glcpp-lex.l"
1130 {
1131 yyextra->space_tokens = 0;
1132 yy_push_state(DEFINE, yyscanner);
1133 return HASH_DEFINE;
1134 }
1135 YY_BREAK
1136 case 20:
1137 *yy_cp = yyg->yy_hold_char; /* undo effects of setting up yytext */
1138 yyg->yy_c_buf_p = yy_cp -= 1;
1139 YY_DO_BEFORE_ACTION; /* set up yytext again */
1140 YY_RULE_SETUP
1141 #line 193 "src/src/glsl/glcpp/glcpp-lex.l"
1142 {
1143 yy_pop_state(yyscanner);
1144 yylval->str = ralloc_strdup (yyextra, yytext);
1145 return FUNC_IDENTIFIER;
1146 }
1147 YY_BREAK
1148 case 21:
1149 YY_RULE_SETUP
1150 #line 199 "src/src/glsl/glcpp/glcpp-lex.l"
1151 {
1152 yy_pop_state(yyscanner);
1153 yylval->str = ralloc_strdup (yyextra, yytext);
1154 return OBJ_IDENTIFIER;
1155 }
1156 YY_BREAK
1157 case 22:
1158 YY_RULE_SETUP
1159 #line 205 "src/src/glsl/glcpp/glcpp-lex.l"
1160 {
1161 yyextra->space_tokens = 0;
1162 return HASH_UNDEF;
1163 }
1164 YY_BREAK
1165 case 23:
1166 YY_RULE_SETUP
1167 #line 210 "src/src/glsl/glcpp/glcpp-lex.l"
1168 {
1169 yyextra->space_tokens = 0;
1170 return HASH;
1171 }
1172 YY_BREAK
1173 case 24:
1174 YY_RULE_SETUP
1175 #line 215 "src/src/glsl/glcpp/glcpp-lex.l"
1176 {
1177 yylval->str = ralloc_strdup (yyextra, yytext);
1178 return INTEGER_STRING;
1179 }
1180 YY_BREAK
1181 case 25:
1182 YY_RULE_SETUP
1183 #line 220 "src/src/glsl/glcpp/glcpp-lex.l"
1184 {
1185 yylval->str = ralloc_strdup (yyextra, yytext);
1186 return INTEGER_STRING;
1187 }
1188 YY_BREAK
1189 case 26:
1190 YY_RULE_SETUP
1191 #line 225 "src/src/glsl/glcpp/glcpp-lex.l"
1192 {
1193 yylval->str = ralloc_strdup (yyextra, yytext);
1194 return INTEGER_STRING;
1195 }
1196 YY_BREAK
1197 case 27:
1198 YY_RULE_SETUP
1199 #line 230 "src/src/glsl/glcpp/glcpp-lex.l"
1200 {
1201 return LEFT_SHIFT;
1202 }
1203 YY_BREAK
1204 case 28:
1205 YY_RULE_SETUP
1206 #line 234 "src/src/glsl/glcpp/glcpp-lex.l"
1207 {
1208 return RIGHT_SHIFT;
1209 }
1210 YY_BREAK
1211 case 29:
1212 YY_RULE_SETUP
1213 #line 238 "src/src/glsl/glcpp/glcpp-lex.l"
1214 {
1215 return LESS_OR_EQUAL;
1216 }
1217 YY_BREAK
1218 case 30:
1219 YY_RULE_SETUP
1220 #line 242 "src/src/glsl/glcpp/glcpp-lex.l"
1221 {
1222 return GREATER_OR_EQUAL;
1223 }
1224 YY_BREAK
1225 case 31:
1226 YY_RULE_SETUP
1227 #line 246 "src/src/glsl/glcpp/glcpp-lex.l"
1228 {
1229 return EQUAL;
1230 }
1231 YY_BREAK
1232 case 32:
1233 YY_RULE_SETUP
1234 #line 250 "src/src/glsl/glcpp/glcpp-lex.l"
1235 {
1236 return NOT_EQUAL;
1237 }
1238 YY_BREAK
1239 case 33:
1240 YY_RULE_SETUP
1241 #line 254 "src/src/glsl/glcpp/glcpp-lex.l"
1242 {
1243 return AND;
1244 }
1245 YY_BREAK
1246 case 34:
1247 YY_RULE_SETUP
1248 #line 258 "src/src/glsl/glcpp/glcpp-lex.l"
1249 {
1250 return OR;
1251 }
1252 YY_BREAK
1253 case 35:
1254 YY_RULE_SETUP
1255 #line 262 "src/src/glsl/glcpp/glcpp-lex.l"
1256 {
1257 return PASTE;
1258 }
1259 YY_BREAK
1260 case 36:
1261 YY_RULE_SETUP
1262 #line 266 "src/src/glsl/glcpp/glcpp-lex.l"
1263 {
1264 return DEFINED;
1265 }
1266 YY_BREAK
1267 case 37:
1268 YY_RULE_SETUP
1269 #line 270 "src/src/glsl/glcpp/glcpp-lex.l"
1270 {
1271 yylval->str = ralloc_strdup (yyextra, yytext);
1272 return IDENTIFIER;
1273 }
1274 YY_BREAK
1275 case 38:
1276 YY_RULE_SETUP
1277 #line 275 "src/src/glsl/glcpp/glcpp-lex.l"
1278 {
1279 return yytext[0];
1280 }
1281 YY_BREAK
1282 case 39:
1283 YY_RULE_SETUP
1284 #line 279 "src/src/glsl/glcpp/glcpp-lex.l"
1285 {
1286 yylval->str = ralloc_strdup (yyextra, yytext);
1287 return OTHER;
1288 }
1289 YY_BREAK
1290 case 40:
1291 YY_RULE_SETUP
1292 #line 284 "src/src/glsl/glcpp/glcpp-lex.l"
1293 {
1294 if (yyextra->space_tokens) {
1295 return SPACE;
1296 }
1297 }
1298 YY_BREAK
1299 case 41:
1300 /* rule 41 can match eol */
1301 YY_RULE_SETUP
1302 #line 290 "src/src/glsl/glcpp/glcpp-lex.l"
1303 {
1304 yyextra->lexing_if = 0;
1305 yylineno++;
1306 yycolumn = 0;
1307 return NEWLINE;
1308 }
1309 YY_BREAK
1310 /* Handle missing newline at EOF. */
1311 case YY_STATE_EOF(INITIAL):
1312 #line 298 "src/src/glsl/glcpp/glcpp-lex.l"
1313 {
1314 BEGIN DONE; /* Don't keep matching this rule forever. */
1315 yyextra->lexing_if = 0;
1316 return NEWLINE;
1317 }
1318 YY_BREAK
1319 /* We don't actually use the UNREACHABLE start condition. We
1320 only have this action here so that we can pretend to call some
1321 generated functions, (to avoid "defined but not used"
1322 warnings. */
1323 case 42:
1324 YY_RULE_SETUP
1325 #line 308 "src/src/glsl/glcpp/glcpp-lex.l"
1326 {
1327 unput('.');
1328 yy_top_state(yyextra);
1329 }
1330 YY_BREAK
1331 case 43:
1332 YY_RULE_SETUP
1333 #line 313 "src/src/glsl/glcpp/glcpp-lex.l"
1334 ECHO;
1335 YY_BREAK
1336 #line 1337 "src/chromium_gensrc/mesa/glcpp-lex.c"
1337 case YY_STATE_EOF(DONE):
1338 case YY_STATE_EOF(COMMENT):
1339 case YY_STATE_EOF(UNREACHABLE):
1340 case YY_STATE_EOF(SKIP):
1341 case YY_STATE_EOF(DEFINE):
1342 yyterminate();
1343
1344 case YY_END_OF_BUFFER:
1345 {
1346 /* Amount of text matched not including the EOB char. */
1347 int yy_amount_of_matched_text = (int) (yy_cp - yyg->yytext_ptr) - 1;
1348
1349 /* Undo the effects of YY_DO_BEFORE_ACTION. */
1350 *yy_cp = yyg->yy_hold_char;
1351 YY_RESTORE_YY_MORE_OFFSET
1352
1353 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_NEW )
1354 {
1355 /* We're scanning a new file or input source. It's
1356 * possible that this happened because the user
1357 * just pointed yyin at a new source and called
1358 * glcpp_lex(). If so, then we have to assure
1359 * consistency between YY_CURRENT_BUFFER and our
1360 * globals. Here is the right place to do so, because
1361 * this is the first action (other than possibly a
1362 * back-up) that will match for the new input source.
1363 */
1364 yyg->yy_n_chars = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
1365 YY_CURRENT_BUFFER_LVALUE->yy_input_file = yyin;
1366 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = YY_BUFFER_N ORMAL;
1367 }
1368
1369 /* Note that here we test for yy_c_buf_p "<=" to the position
1370 * of the first EOB in the buffer, since yy_c_buf_p will
1371 * already have been incremented past the NUL character
1372 * (since all states make transitions on EOB to the
1373 * end-of-buffer state). Contrast this with the test
1374 * in input().
1375 */
1376 if ( yyg->yy_c_buf_p <= &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg ->yy_n_chars] )
1377 { /* This was really a NUL. */
1378 yy_state_type yy_next_state;
1379
1380 yyg->yy_c_buf_p = yyg->yytext_ptr + yy_amount_of_matched _text;
1381
1382 yy_current_state = yy_get_previous_state( yyscanner );
1383
1384 /* Okay, we're now positioned to make the NUL
1385 * transition. We couldn't have
1386 * yy_get_previous_state() go ahead and do it
1387 * for us because it doesn't know how to deal
1388 * with the possibility of jamming (and we don't
1389 * want to build jamming into it because then it
1390 * will run more slowly).
1391 */
1392
1393 yy_next_state = yy_try_NUL_trans( yy_current_state , yys canner);
1394
1395 yy_bp = yyg->yytext_ptr + YY_MORE_ADJ;
1396
1397 if ( yy_next_state )
1398 {
1399 /* Consume the NUL. */
1400 yy_cp = ++yyg->yy_c_buf_p;
1401 yy_current_state = yy_next_state;
1402 goto yy_match;
1403 }
1404
1405 else
1406 {
1407 yy_cp = yyg->yy_last_accepting_cpos;
1408 yy_current_state = yyg->yy_last_accepting_state;
1409 goto yy_find_action;
1410 }
1411 }
1412
1413 else switch ( yy_get_next_buffer( yyscanner ) )
1414 {
1415 case EOB_ACT_END_OF_FILE:
1416 {
1417 yyg->yy_did_buffer_switch_on_eof = 0;
1418
1419 if ( glcpp_wrap(yyscanner ) )
1420 {
1421 /* Note: because we've taken care in
1422 * yy_get_next_buffer() to have set up
1423 * yytext, we can now set up
1424 * yy_c_buf_p so that if some total
1425 * hoser (like flex itself) wants to
1426 * call the scanner after we return the
1427 * YY_NULL, it'll still work - another
1428 * YY_NULL will get returned.
1429 */
1430 yyg->yy_c_buf_p = yyg->yytext_ptr + YY_M ORE_ADJ;
1431
1432 yy_act = YY_STATE_EOF(YY_START);
1433 goto do_action;
1434 }
1435
1436 else
1437 {
1438 if ( ! yyg->yy_did_buffer_switch_on_eof )
1439 YY_NEW_FILE;
1440 }
1441 break;
1442 }
1443
1444 case EOB_ACT_CONTINUE_SCAN:
1445 yyg->yy_c_buf_p =
1446 yyg->yytext_ptr + yy_amount_of_matched_t ext;
1447
1448 yy_current_state = yy_get_previous_state( yyscan ner );
1449
1450 yy_cp = yyg->yy_c_buf_p;
1451 yy_bp = yyg->yytext_ptr + YY_MORE_ADJ;
1452 goto yy_match;
1453
1454 case EOB_ACT_LAST_MATCH:
1455 yyg->yy_c_buf_p =
1456 &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_c hars];
1457
1458 yy_current_state = yy_get_previous_state( yyscan ner );
1459
1460 yy_cp = yyg->yy_c_buf_p;
1461 yy_bp = yyg->yytext_ptr + YY_MORE_ADJ;
1462 goto yy_find_action;
1463 }
1464 break;
1465 }
1466
1467 default:
1468 YY_FATAL_ERROR(
1469 "fatal flex scanner internal error--no action found" );
1470 } /* end of action switch */
1471 } /* end of scanning one token */
1472 } /* end of glcpp_lex */
1473
1474 /* yy_get_next_buffer - try to read in a new buffer
1475 *
1476 * Returns a code representing an action:
1477 * EOB_ACT_LAST_MATCH -
1478 * EOB_ACT_CONTINUE_SCAN - continue scanning from current position
1479 * EOB_ACT_END_OF_FILE - end of file
1480 */
1481 static int yy_get_next_buffer (yyscan_t yyscanner)
1482 {
1483 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
1484 register char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf;
1485 register char *source = yyg->yytext_ptr;
1486 register int number_to_move, i;
1487 int ret_val;
1488
1489 if ( yyg->yy_c_buf_p > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_ch ars + 1] )
1490 YY_FATAL_ERROR(
1491 "fatal flex scanner internal error--end of buffer missed" );
1492
1493 if ( YY_CURRENT_BUFFER_LVALUE->yy_fill_buffer == 0 )
1494 { /* Don't try to fill the buffer, so this is an EOF. */
1495 if ( yyg->yy_c_buf_p - yyg->yytext_ptr - YY_MORE_ADJ == 1 )
1496 {
1497 /* We matched a single character, the EOB, so
1498 * treat this as a final EOF.
1499 */
1500 return EOB_ACT_END_OF_FILE;
1501 }
1502
1503 else
1504 {
1505 /* We matched some text prior to the EOB, first
1506 * process it.
1507 */
1508 return EOB_ACT_LAST_MATCH;
1509 }
1510 }
1511
1512 /* Try to read more data. */
1513
1514 /* First move last chars to start of buffer. */
1515 number_to_move = (int) (yyg->yy_c_buf_p - yyg->yytext_ptr) - 1;
1516
1517 for ( i = 0; i < number_to_move; ++i )
1518 *(dest++) = *(source++);
1519
1520 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_EOF_PENDING )
1521 /* don't do the read, it's not guaranteed to return an EOF,
1522 * just force an EOF
1523 */
1524 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = yyg->yy_n_chars = 0;
1525
1526 else
1527 {
1528 int num_to_read =
1529 YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1;
1530
1531 while ( num_to_read <= 0 )
1532 { /* Not enough room in the buffer - grow it. */
1533
1534 /* just a shorter name for the current buffer */
1535 YY_BUFFER_STATE b = YY_CURRENT_BUFFER;
1536
1537 int yy_c_buf_p_offset =
1538 (int) (yyg->yy_c_buf_p - b->yy_ch_buf);
1539
1540 if ( b->yy_is_our_buffer )
1541 {
1542 int new_size = b->yy_buf_size * 2;
1543
1544 if ( new_size <= 0 )
1545 b->yy_buf_size += b->yy_buf_size / 8;
1546 else
1547 b->yy_buf_size *= 2;
1548
1549 b->yy_ch_buf = (char *)
1550 /* Include room in for 2 EOB chars. */
1551 glcpp_realloc((void *) b->yy_ch_buf,b->y y_buf_size + 2 ,yyscanner );
1552 }
1553 else
1554 /* Can't grow it, we don't own it. */
1555 b->yy_ch_buf = 0;
1556
1557 if ( ! b->yy_ch_buf )
1558 YY_FATAL_ERROR(
1559 "fatal error - scanner input buffer overflow" );
1560
1561 yyg->yy_c_buf_p = &b->yy_ch_buf[yy_c_buf_p_offset];
1562
1563 num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size -
1564 number_to_move - 1;
1565
1566 }
1567
1568 if ( num_to_read > YY_READ_BUF_SIZE )
1569 num_to_read = YY_READ_BUF_SIZE;
1570
1571 /* Read in more data. */
1572 YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]) ,
1573 yyg->yy_n_chars, (size_t) num_to_read );
1574
1575 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = yyg->yy_n_chars;
1576 }
1577
1578 if ( yyg->yy_n_chars == 0 )
1579 {
1580 if ( number_to_move == YY_MORE_ADJ )
1581 {
1582 ret_val = EOB_ACT_END_OF_FILE;
1583 glcpp_restart(yyin ,yyscanner);
1584 }
1585
1586 else
1587 {
1588 ret_val = EOB_ACT_LAST_MATCH;
1589 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status =
1590 YY_BUFFER_EOF_PENDING;
1591 }
1592 }
1593
1594 else
1595 ret_val = EOB_ACT_CONTINUE_SCAN;
1596
1597 if ((yy_size_t) (yyg->yy_n_chars + number_to_move) > YY_CURRENT_BUFFER_L VALUE->yy_buf_size) {
1598 /* Extend the array by 50%, plus the number we really need. */
1599 yy_size_t new_size = yyg->yy_n_chars + number_to_move + (yyg->yy _n_chars >> 1);
1600 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) glcpp_realloc((vo id *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size ,yyscanner );
1601 if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
1602 YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_bu ffer()" );
1603 }
1604
1605 yyg->yy_n_chars += number_to_move;
1606 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars] = YY_END_OF_BUFFER_ CHAR;
1607 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars + 1] = YY_END_OF_BUF FER_CHAR;
1608
1609 yyg->yytext_ptr = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[0];
1610
1611 return ret_val;
1612 }
1613
1614 /* yy_get_previous_state - get the state just before the EOB char was reached */
1615
1616 static yy_state_type yy_get_previous_state (yyscan_t yyscanner)
1617 {
1618 register yy_state_type yy_current_state;
1619 register char *yy_cp;
1620 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
1621
1622 yy_current_state = yyg->yy_start;
1623 yy_current_state += YY_AT_BOL();
1624
1625 for ( yy_cp = yyg->yytext_ptr + YY_MORE_ADJ; yy_cp < yyg->yy_c_buf_p; ++ yy_cp )
1626 {
1627 register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1 );
1628 if ( yy_accept[yy_current_state] )
1629 {
1630 yyg->yy_last_accepting_state = yy_current_state;
1631 yyg->yy_last_accepting_cpos = yy_cp;
1632 }
1633 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_s tate )
1634 {
1635 yy_current_state = (int) yy_def[yy_current_state];
1636 if ( yy_current_state >= 147 )
1637 yy_c = yy_meta[(unsigned int) yy_c];
1638 }
1639 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
1640 }
1641
1642 return yy_current_state;
1643 }
1644
1645 /* yy_try_NUL_trans - try to make a transition on the NUL character
1646 *
1647 * synopsis
1648 * next_state = yy_try_NUL_trans( current_state );
1649 */
1650 static yy_state_type yy_try_NUL_trans (yy_state_type yy_current_state , yys can_t yyscanner)
1651 {
1652 register int yy_is_jam;
1653 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; /* This var may be unus ed depending upon options. */
1654 register char *yy_cp = yyg->yy_c_buf_p;
1655
1656 register YY_CHAR yy_c = 1;
1657 if ( yy_accept[yy_current_state] )
1658 {
1659 yyg->yy_last_accepting_state = yy_current_state;
1660 yyg->yy_last_accepting_cpos = yy_cp;
1661 }
1662 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
1663 {
1664 yy_current_state = (int) yy_def[yy_current_state];
1665 if ( yy_current_state >= 147 )
1666 yy_c = yy_meta[(unsigned int) yy_c];
1667 }
1668 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_ c];
1669 yy_is_jam = (yy_current_state == 146);
1670
1671 return yy_is_jam ? 0 : yy_current_state;
1672 }
1673
1674 static void yyunput (int c, register char * yy_bp , yyscan_t yyscanner)
1675 {
1676 register char *yy_cp;
1677 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
1678
1679 yy_cp = yyg->yy_c_buf_p;
1680
1681 /* undo effects of setting up yytext */
1682 *yy_cp = yyg->yy_hold_char;
1683
1684 if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->yy_ch_buf + 2 )
1685 { /* need to shift things up to make room */
1686 /* +2 for EOB chars. */
1687 register int number_to_move = yyg->yy_n_chars + 2;
1688 register char *dest = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[
1689 YY_CURRENT_BUFFER_LVALUE->yy_buf_size + 2];
1690 register char *source =
1691 &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_m ove];
1692
1693 while ( source > YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
1694 *--dest = *--source;
1695
1696 yy_cp += (int) (dest - source);
1697 yy_bp += (int) (dest - source);
1698 YY_CURRENT_BUFFER_LVALUE->yy_n_chars =
1699 yyg->yy_n_chars = YY_CURRENT_BUFFER_LVALUE->yy_buf_size;
1700
1701 if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->yy_ch_buf + 2 )
1702 YY_FATAL_ERROR( "flex scanner push-back overflow" );
1703 }
1704
1705 *--yy_cp = (char) c;
1706
1707 yyg->yytext_ptr = yy_bp;
1708 yyg->yy_hold_char = *yy_cp;
1709 yyg->yy_c_buf_p = yy_cp;
1710 }
1711
1712 #ifndef YY_NO_INPUT
1713 #ifdef __cplusplus
1714 static int yyinput (yyscan_t yyscanner)
1715 #else
1716 static int input (yyscan_t yyscanner)
1717 #endif
1718
1719 {
1720 int c;
1721 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
1722
1723 *yyg->yy_c_buf_p = yyg->yy_hold_char;
1724
1725 if ( *yyg->yy_c_buf_p == YY_END_OF_BUFFER_CHAR )
1726 {
1727 /* yy_c_buf_p now points to the character we want to return.
1728 * If this occurs *before* the EOB characters, then it's a
1729 * valid NUL; if not, then we've hit the end of the buffer.
1730 */
1731 if ( yyg->yy_c_buf_p < &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg- >yy_n_chars] )
1732 /* This was really a NUL. */
1733 *yyg->yy_c_buf_p = '\0';
1734
1735 else
1736 { /* need more input */
1737 int offset = yyg->yy_c_buf_p - yyg->yytext_ptr;
1738 ++yyg->yy_c_buf_p;
1739
1740 switch ( yy_get_next_buffer( yyscanner ) )
1741 {
1742 case EOB_ACT_LAST_MATCH:
1743 /* This happens because yy_g_n_b()
1744 * sees that we've accumulated a
1745 * token and flags that we need to
1746 * try matching the token before
1747 * proceeding. But for input(),
1748 * there's no matching to consider.
1749 * So convert the EOB_ACT_LAST_MATCH
1750 * to EOB_ACT_END_OF_FILE.
1751 */
1752
1753 /* Reset buffer status. */
1754 glcpp_restart(yyin ,yyscanner);
1755
1756 /*FALLTHROUGH*/
1757
1758 case EOB_ACT_END_OF_FILE:
1759 {
1760 if ( glcpp_wrap(yyscanner ) )
1761 return EOF;
1762
1763 if ( ! yyg->yy_did_buffer_switch_on_eof )
1764 YY_NEW_FILE;
1765 #ifdef __cplusplus
1766 return yyinput(yyscanner);
1767 #else
1768 return input(yyscanner);
1769 #endif
1770 }
1771
1772 case EOB_ACT_CONTINUE_SCAN:
1773 yyg->yy_c_buf_p = yyg->yytext_ptr + offs et;
1774 break;
1775 }
1776 }
1777 }
1778
1779 c = *(unsigned char *) yyg->yy_c_buf_p; /* cast for 8-bit char's */
1780 *yyg->yy_c_buf_p = '\0'; /* preserve yytext */
1781 yyg->yy_hold_char = *++yyg->yy_c_buf_p;
1782
1783 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = (c == '\n');
1784
1785 return c;
1786 }
1787 #endif /* ifndef YY_NO_INPUT */
1788
1789 /** Immediately switch to a different input stream.
1790 * @param input_file A readable stream.
1791 * @param yyscanner The scanner object.
1792 * @note This function does not reset the start condition to @c INITIAL .
1793 */
1794 void glcpp_restart (FILE * input_file , yyscan_t yyscanner)
1795 {
1796 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
1797
1798 if ( ! YY_CURRENT_BUFFER ){
1799 glcpp_ensure_buffer_stack (yyscanner);
1800 YY_CURRENT_BUFFER_LVALUE =
1801 glcpp__create_buffer(yyin,YY_BUF_SIZE ,yyscanner);
1802 }
1803
1804 glcpp__init_buffer(YY_CURRENT_BUFFER,input_file ,yyscanner);
1805 glcpp__load_buffer_state(yyscanner );
1806 }
1807
1808 /** Switch to a different input buffer.
1809 * @param new_buffer The new input buffer.
1810 * @param yyscanner The scanner object.
1811 */
1812 void glcpp__switch_to_buffer (YY_BUFFER_STATE new_buffer , yyscan_t yyscan ner)
1813 {
1814 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
1815
1816 /* TODO. We should be able to replace this entire function body
1817 * with
1818 * glcpp_pop_buffer_state();
1819 * glcpp_push_buffer_state(new_buffer);
1820 */
1821 glcpp_ensure_buffer_stack (yyscanner);
1822 if ( YY_CURRENT_BUFFER == new_buffer )
1823 return;
1824
1825 if ( YY_CURRENT_BUFFER )
1826 {
1827 /* Flush out information for old buffer. */
1828 *yyg->yy_c_buf_p = yyg->yy_hold_char;
1829 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = yyg->yy_c_buf_p;
1830 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = yyg->yy_n_chars;
1831 }
1832
1833 YY_CURRENT_BUFFER_LVALUE = new_buffer;
1834 glcpp__load_buffer_state(yyscanner );
1835
1836 /* We don't actually know whether we did this switch during
1837 * EOF (glcpp_wrap()) processing, but the only time this flag
1838 * is looked at is after glcpp_wrap() is called, so it's safe
1839 * to go ahead and always set it.
1840 */
1841 yyg->yy_did_buffer_switch_on_eof = 1;
1842 }
1843
1844 static void glcpp__load_buffer_state (yyscan_t yyscanner)
1845 {
1846 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
1847 yyg->yy_n_chars = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
1848 yyg->yytext_ptr = yyg->yy_c_buf_p = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos ;
1849 yyin = YY_CURRENT_BUFFER_LVALUE->yy_input_file;
1850 yyg->yy_hold_char = *yyg->yy_c_buf_p;
1851 }
1852
1853 /** Allocate and initialize an input buffer state.
1854 * @param file A readable stream.
1855 * @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_ SIZE.
1856 * @param yyscanner The scanner object.
1857 * @return the allocated buffer state.
1858 */
1859 YY_BUFFER_STATE glcpp__create_buffer (FILE * file, int size , yyscan_t yys canner)
1860 {
1861 YY_BUFFER_STATE b;
1862
1863 b = (YY_BUFFER_STATE) glcpp_alloc(sizeof( struct yy_buffer_state ) ,yysc anner );
1864 if ( ! b )
1865 YY_FATAL_ERROR( "out of dynamic memory in glcpp__create_buffer() " );
1866
1867 b->yy_buf_size = size;
1868
1869 /* yy_ch_buf has to be 2 characters longer than the size given because
1870 * we need to put in 2 end-of-buffer characters.
1871 */
1872 b->yy_ch_buf = (char *) glcpp_alloc(b->yy_buf_size + 2 ,yyscanner );
1873 if ( ! b->yy_ch_buf )
1874 YY_FATAL_ERROR( "out of dynamic memory in glcpp__create_buffer() " );
1875
1876 b->yy_is_our_buffer = 1;
1877
1878 glcpp__init_buffer(b,file ,yyscanner);
1879
1880 return b;
1881 }
1882
1883 /** Destroy the buffer.
1884 * @param b a buffer created with glcpp__create_buffer()
1885 * @param yyscanner The scanner object.
1886 */
1887 void glcpp__delete_buffer (YY_BUFFER_STATE b , yyscan_t yyscanner)
1888 {
1889 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
1890
1891 if ( ! b )
1892 return;
1893
1894 if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */
1895 YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0;
1896
1897 if ( b->yy_is_our_buffer )
1898 glcpp_free((void *) b->yy_ch_buf ,yyscanner );
1899
1900 glcpp_free((void *) b ,yyscanner );
1901 }
1902
1903 /* Initializes or reinitializes a buffer.
1904 * This function is sometimes called more than once on the same buffer,
1905 * such as during a glcpp_restart() or at EOF.
1906 */
1907 static void glcpp__init_buffer (YY_BUFFER_STATE b, FILE * file , yyscan_t yyscanner)
1908
1909 {
1910 int oerrno = errno;
1911 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
1912
1913 glcpp__flush_buffer(b ,yyscanner);
1914
1915 b->yy_input_file = file;
1916 b->yy_fill_buffer = 1;
1917
1918 /* If b is the current buffer, then glcpp__init_buffer was _probably_
1919 * called from glcpp_restart() or through yy_get_next_buffer.
1920 * In that case, we don't want to reset the lineno or column.
1921 */
1922 if (b != YY_CURRENT_BUFFER){
1923 b->yy_bs_lineno = 1;
1924 b->yy_bs_column = 0;
1925 }
1926
1927 b->yy_is_interactive = 0;
1928
1929 errno = oerrno;
1930 }
1931
1932 /** Discard all buffered characters. On the next scan, YY_INPUT will be called.
1933 * @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER.
1934 * @param yyscanner The scanner object.
1935 */
1936 void glcpp__flush_buffer (YY_BUFFER_STATE b , yyscan_t yyscanner)
1937 {
1938 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
1939 if ( ! b )
1940 return;
1941
1942 b->yy_n_chars = 0;
1943
1944 /* We always need two end-of-buffer characters. The first causes
1945 * a transition to the end-of-buffer state. The second causes
1946 * a jam in that state.
1947 */
1948 b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR;
1949 b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR;
1950
1951 b->yy_buf_pos = &b->yy_ch_buf[0];
1952
1953 b->yy_at_bol = 1;
1954 b->yy_buffer_status = YY_BUFFER_NEW;
1955
1956 if ( b == YY_CURRENT_BUFFER )
1957 glcpp__load_buffer_state(yyscanner );
1958 }
1959
1960 /** Pushes the new state onto the stack. The new state becomes
1961 * the current state. This function will allocate the stack
1962 * if necessary.
1963 * @param new_buffer The new state.
1964 * @param yyscanner The scanner object.
1965 */
1966 void glcpp_push_buffer_state (YY_BUFFER_STATE new_buffer , yyscan_t yyscanner)
1967 {
1968 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
1969 if (new_buffer == NULL)
1970 return;
1971
1972 glcpp_ensure_buffer_stack(yyscanner);
1973
1974 /* This block is copied from glcpp__switch_to_buffer. */
1975 if ( YY_CURRENT_BUFFER )
1976 {
1977 /* Flush out information for old buffer. */
1978 *yyg->yy_c_buf_p = yyg->yy_hold_char;
1979 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = yyg->yy_c_buf_p;
1980 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = yyg->yy_n_chars;
1981 }
1982
1983 /* Only push if top exists. Otherwise, replace top. */
1984 if (YY_CURRENT_BUFFER)
1985 yyg->yy_buffer_stack_top++;
1986 YY_CURRENT_BUFFER_LVALUE = new_buffer;
1987
1988 /* copied from glcpp__switch_to_buffer. */
1989 glcpp__load_buffer_state(yyscanner );
1990 yyg->yy_did_buffer_switch_on_eof = 1;
1991 }
1992
1993 /** Removes and deletes the top of the stack, if present.
1994 * The next element becomes the new top.
1995 * @param yyscanner The scanner object.
1996 */
1997 void glcpp_pop_buffer_state (yyscan_t yyscanner)
1998 {
1999 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2000 if (!YY_CURRENT_BUFFER)
2001 return;
2002
2003 glcpp__delete_buffer(YY_CURRENT_BUFFER ,yyscanner);
2004 YY_CURRENT_BUFFER_LVALUE = NULL;
2005 if (yyg->yy_buffer_stack_top > 0)
2006 --yyg->yy_buffer_stack_top;
2007
2008 if (YY_CURRENT_BUFFER) {
2009 glcpp__load_buffer_state(yyscanner );
2010 yyg->yy_did_buffer_switch_on_eof = 1;
2011 }
2012 }
2013
2014 /* Allocates the stack if it does not exist.
2015 * Guarantees space for at least one push.
2016 */
2017 static void glcpp_ensure_buffer_stack (yyscan_t yyscanner)
2018 {
2019 int num_to_alloc;
2020 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2021
2022 if (!yyg->yy_buffer_stack) {
2023
2024 /* First allocation is just for 2 elements, since we don't know if this
2025 * scanner will even need a stack. We use 2 instead of 1 to avoi d an
2026 * immediate realloc on the next call.
2027 */
2028 num_to_alloc = 1;
2029 yyg->yy_buffer_stack = (struct yy_buffer_state**)glcpp_alloc
2030 (num_to_alloc * sizeof(struct yy_buffer_state*)
2031 , yyscanner);
2032 if ( ! yyg->yy_buffer_stack )
2033 YY_FATAL_ERROR( "out of dynamic memory in glcpp_ensure_b uffer_stack()" );
2034
2035 memset(yyg->yy_buffer_stack, 0, num_to_alloc * sizeof(struct yy_ buffer_state*));
2036
2037 yyg->yy_buffer_stack_max = num_to_alloc;
2038 yyg->yy_buffer_stack_top = 0;
2039 return;
2040 }
2041
2042 if (yyg->yy_buffer_stack_top >= (yyg->yy_buffer_stack_max) - 1){
2043
2044 /* Increase the buffer to prepare for a possible push. */
2045 int grow_size = 8 /* arbitrary grow size */;
2046
2047 num_to_alloc = yyg->yy_buffer_stack_max + grow_size;
2048 yyg->yy_buffer_stack = (struct yy_buffer_state**)glcpp_realloc
2049 (yyg->yy_buffer_ stack,
2050 num_to_alloc * s izeof(struct yy_buffer_state*)
2051 , yyscanner);
2052 if ( ! yyg->yy_buffer_stack )
2053 YY_FATAL_ERROR( "out of dynamic memory in glcpp_ensure_b uffer_stack()" );
2054
2055 /* zero only the new slots.*/
2056 memset(yyg->yy_buffer_stack + yyg->yy_buffer_stack_max, 0, grow_ size * sizeof(struct yy_buffer_state*));
2057 yyg->yy_buffer_stack_max = num_to_alloc;
2058 }
2059 }
2060
2061 /** Setup the input buffer state to scan directly from a user-specified characte r buffer.
2062 * @param base the character buffer
2063 * @param size the size in bytes of the character buffer
2064 * @param yyscanner The scanner object.
2065 * @return the newly allocated buffer state object.
2066 */
2067 YY_BUFFER_STATE glcpp__scan_buffer (char * base, yy_size_t size , yyscan_t yys canner)
2068 {
2069 YY_BUFFER_STATE b;
2070
2071 if ( size < 2 ||
2072 base[size-2] != YY_END_OF_BUFFER_CHAR ||
2073 base[size-1] != YY_END_OF_BUFFER_CHAR )
2074 /* They forgot to leave room for the EOB's. */
2075 return 0;
2076
2077 b = (YY_BUFFER_STATE) glcpp_alloc(sizeof( struct yy_buffer_state ) ,yysc anner );
2078 if ( ! b )
2079 YY_FATAL_ERROR( "out of dynamic memory in glcpp__scan_buffer()" );
2080
2081 b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */
2082 b->yy_buf_pos = b->yy_ch_buf = base;
2083 b->yy_is_our_buffer = 0;
2084 b->yy_input_file = 0;
2085 b->yy_n_chars = b->yy_buf_size;
2086 b->yy_is_interactive = 0;
2087 b->yy_at_bol = 1;
2088 b->yy_fill_buffer = 0;
2089 b->yy_buffer_status = YY_BUFFER_NEW;
2090
2091 glcpp__switch_to_buffer(b ,yyscanner );
2092
2093 return b;
2094 }
2095
2096 /** Setup the input buffer state to scan a string. The next call to glcpp_lex() will
2097 * scan from a @e copy of @a str.
2098 * @param yystr a NUL-terminated string to scan
2099 * @param yyscanner The scanner object.
2100 * @return the newly allocated buffer state object.
2101 * @note If you want to scan bytes that may contain NUL values, then use
2102 * glcpp__scan_bytes() instead.
2103 */
2104 YY_BUFFER_STATE glcpp__scan_string (yyconst char * yystr , yyscan_t yyscanner)
2105 {
2106
2107 return glcpp__scan_bytes(yystr,strlen(yystr) ,yyscanner);
2108 }
2109
2110 /** Setup the input buffer state to scan the given bytes. The next call to glcpp _lex() will
2111 * scan from a @e copy of @a bytes.
2112 * @param yybytes the byte buffer to scan
2113 * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes.
2114 * @param yyscanner The scanner object.
2115 * @return the newly allocated buffer state object.
2116 */
2117 YY_BUFFER_STATE glcpp__scan_bytes (yyconst char * yybytes, int _yybytes_len , yyscan_t yyscanner)
2118 {
2119 YY_BUFFER_STATE b;
2120 char *buf;
2121 yy_size_t n;
2122 int i;
2123
2124 /* Get memory for full buffer, including space for trailing EOB's. */
2125 n = _yybytes_len + 2;
2126 buf = (char *) glcpp_alloc(n ,yyscanner );
2127 if ( ! buf )
2128 YY_FATAL_ERROR( "out of dynamic memory in glcpp__scan_bytes()" ) ;
2129
2130 for ( i = 0; i < _yybytes_len; ++i )
2131 buf[i] = yybytes[i];
2132
2133 buf[_yybytes_len] = buf[_yybytes_len+1] = YY_END_OF_BUFFER_CHAR;
2134
2135 b = glcpp__scan_buffer(buf,n ,yyscanner);
2136 if ( ! b )
2137 YY_FATAL_ERROR( "bad buffer in glcpp__scan_bytes()" );
2138
2139 /* It's okay to grow etc. this buffer, and we should throw it
2140 * away when we're done.
2141 */
2142 b->yy_is_our_buffer = 1;
2143
2144 return b;
2145 }
2146
2147 static void yy_push_state (int new_state , yyscan_t yyscanner)
2148 {
2149 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2150 if ( yyg->yy_start_stack_ptr >= yyg->yy_start_stack_depth )
2151 {
2152 yy_size_t new_size;
2153
2154 yyg->yy_start_stack_depth += YY_START_STACK_INCR;
2155 new_size = yyg->yy_start_stack_depth * sizeof( int );
2156
2157 if ( ! yyg->yy_start_stack )
2158 yyg->yy_start_stack = (int *) glcpp_alloc(new_size ,yysc anner );
2159
2160 else
2161 yyg->yy_start_stack = (int *) glcpp_realloc((void *) yyg ->yy_start_stack,new_size ,yyscanner );
2162
2163 if ( ! yyg->yy_start_stack )
2164 YY_FATAL_ERROR( "out of memory expanding start-condition stack" );
2165 }
2166
2167 yyg->yy_start_stack[yyg->yy_start_stack_ptr++] = YY_START;
2168
2169 BEGIN(new_state);
2170 }
2171
2172 static void yy_pop_state (yyscan_t yyscanner)
2173 {
2174 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2175 if ( --yyg->yy_start_stack_ptr < 0 )
2176 YY_FATAL_ERROR( "start-condition stack underflow" );
2177
2178 BEGIN(yyg->yy_start_stack[yyg->yy_start_stack_ptr]);
2179 }
2180
2181 static int yy_top_state (yyscan_t yyscanner)
2182 {
2183 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2184 return yyg->yy_start_stack[yyg->yy_start_stack_ptr - 1];
2185 }
2186
2187 #ifndef YY_EXIT_FAILURE
2188 #define YY_EXIT_FAILURE 2
2189 #endif
2190
2191 static void yy_fatal_error (yyconst char* msg , yyscan_t yyscanner)
2192 {
2193 (void) fprintf( stderr, "%s\n", msg );
2194 exit( YY_EXIT_FAILURE );
2195 }
2196
2197 /* Redefine yyless() so it works in section 3 code. */
2198
2199 #undef yyless
2200 #define yyless(n) \
2201 do \
2202 { \
2203 /* Undo effects of setting up yytext. */ \
2204 int yyless_macro_arg = (n); \
2205 YY_LESS_LINENO(yyless_macro_arg);\
2206 yytext[yyleng] = yyg->yy_hold_char; \
2207 yyg->yy_c_buf_p = yytext + yyless_macro_arg; \
2208 yyg->yy_hold_char = *yyg->yy_c_buf_p; \
2209 *yyg->yy_c_buf_p = '\0'; \
2210 yyleng = yyless_macro_arg; \
2211 } \
2212 while ( 0 )
2213
2214 /* Accessor methods (get/set functions) to struct members. */
2215
2216 /** Get the user-defined data for this scanner.
2217 * @param yyscanner The scanner object.
2218 */
2219 YY_EXTRA_TYPE glcpp_get_extra (yyscan_t yyscanner)
2220 {
2221 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2222 return yyextra;
2223 }
2224
2225 /** Get the current line number.
2226 * @param yyscanner The scanner object.
2227 */
2228 int glcpp_get_lineno (yyscan_t yyscanner)
2229 {
2230 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2231
2232 if (! YY_CURRENT_BUFFER)
2233 return 0;
2234
2235 return yylineno;
2236 }
2237
2238 /** Get the current column number.
2239 * @param yyscanner The scanner object.
2240 */
2241 int glcpp_get_column (yyscan_t yyscanner)
2242 {
2243 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2244
2245 if (! YY_CURRENT_BUFFER)
2246 return 0;
2247
2248 return yycolumn;
2249 }
2250
2251 /** Get the input stream.
2252 * @param yyscanner The scanner object.
2253 */
2254 FILE *glcpp_get_in (yyscan_t yyscanner)
2255 {
2256 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2257 return yyin;
2258 }
2259
2260 /** Get the output stream.
2261 * @param yyscanner The scanner object.
2262 */
2263 FILE *glcpp_get_out (yyscan_t yyscanner)
2264 {
2265 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2266 return yyout;
2267 }
2268
2269 /** Get the length of the current token.
2270 * @param yyscanner The scanner object.
2271 */
2272 int glcpp_get_leng (yyscan_t yyscanner)
2273 {
2274 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2275 return yyleng;
2276 }
2277
2278 /** Get the current token.
2279 * @param yyscanner The scanner object.
2280 */
2281
2282 char *glcpp_get_text (yyscan_t yyscanner)
2283 {
2284 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2285 return yytext;
2286 }
2287
2288 /** Set the user-defined data. This data is never touched by the scanner.
2289 * @param user_defined The data to be associated with this scanner.
2290 * @param yyscanner The scanner object.
2291 */
2292 void glcpp_set_extra (YY_EXTRA_TYPE user_defined , yyscan_t yyscanner)
2293 {
2294 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2295 yyextra = user_defined ;
2296 }
2297
2298 /** Set the current line number.
2299 * @param line_number
2300 * @param yyscanner The scanner object.
2301 */
2302 void glcpp_set_lineno (int line_number , yyscan_t yyscanner)
2303 {
2304 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2305
2306 /* lineno is only valid if an input buffer exists. */
2307 if (! YY_CURRENT_BUFFER )
2308 yy_fatal_error( "glcpp_set_lineno called with no buffer" , yyscanner) ;
2309
2310 yylineno = line_number;
2311 }
2312
2313 /** Set the current column.
2314 * @param line_number
2315 * @param yyscanner The scanner object.
2316 */
2317 void glcpp_set_column (int column_no , yyscan_t yyscanner)
2318 {
2319 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2320
2321 /* column is only valid if an input buffer exists. */
2322 if (! YY_CURRENT_BUFFER )
2323 yy_fatal_error( "glcpp_set_column called with no buffer" , yyscanner) ;
2324
2325 yycolumn = column_no;
2326 }
2327
2328 /** Set the input stream. This does not discard the current
2329 * input buffer.
2330 * @param in_str A readable stream.
2331 * @param yyscanner The scanner object.
2332 * @see glcpp__switch_to_buffer
2333 */
2334 void glcpp_set_in (FILE * in_str , yyscan_t yyscanner)
2335 {
2336 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2337 yyin = in_str ;
2338 }
2339
2340 void glcpp_set_out (FILE * out_str , yyscan_t yyscanner)
2341 {
2342 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2343 yyout = out_str ;
2344 }
2345
2346 int glcpp_get_debug (yyscan_t yyscanner)
2347 {
2348 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2349 return yy_flex_debug;
2350 }
2351
2352 void glcpp_set_debug (int bdebug , yyscan_t yyscanner)
2353 {
2354 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2355 yy_flex_debug = bdebug ;
2356 }
2357
2358 /* Accessor methods for yylval and yylloc */
2359
2360 YYSTYPE * glcpp_get_lval (yyscan_t yyscanner)
2361 {
2362 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2363 return yylval;
2364 }
2365
2366 void glcpp_set_lval (YYSTYPE * yylval_param , yyscan_t yyscanner)
2367 {
2368 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2369 yylval = yylval_param;
2370 }
2371
2372 YYLTYPE *glcpp_get_lloc (yyscan_t yyscanner)
2373 {
2374 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2375 return yylloc;
2376 }
2377
2378 void glcpp_set_lloc (YYLTYPE * yylloc_param , yyscan_t yyscanner)
2379 {
2380 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2381 yylloc = yylloc_param;
2382 }
2383
2384 /* User-visible API */
2385
2386 /* glcpp_lex_init is special because it creates the scanner itself, so it is
2387 * the ONLY reentrant function that doesn't take the scanner as the last argumen t.
2388 * That's why we explicitly handle the declaration, instead of using our macros.
2389 */
2390
2391 int glcpp_lex_init(yyscan_t* ptr_yy_globals)
2392
2393 {
2394 if (ptr_yy_globals == NULL){
2395 errno = EINVAL;
2396 return 1;
2397 }
2398
2399 *ptr_yy_globals = (yyscan_t) glcpp_alloc ( sizeof( struct yyguts_t ), NULL ) ;
2400
2401 if (*ptr_yy_globals == NULL){
2402 errno = ENOMEM;
2403 return 1;
2404 }
2405
2406 /* By setting to 0xAA, we expose bugs in yy_init_globals. Leave at 0x00 for releases. */
2407 memset(*ptr_yy_globals,0x00,sizeof(struct yyguts_t));
2408
2409 return yy_init_globals ( *ptr_yy_globals );
2410 }
2411
2412 /* glcpp_lex_init_extra has the same functionality as glcpp_lex_init, but follow s the
2413 * convention of taking the scanner as the last argument. Note however, that
2414 * this is a *pointer* to a scanner, as it will be allocated by this call (and
2415 * is the reason, too, why this function also must handle its own declaration).
2416 * The user defined value in the first argument will be available to glcpp_alloc in
2417 * the yyextra field.
2418 */
2419
2420 int glcpp_lex_init_extra(YY_EXTRA_TYPE yy_user_defined,yyscan_t* ptr_yy_globals )
2421
2422 {
2423 struct yyguts_t dummy_yyguts;
2424
2425 glcpp_set_extra (yy_user_defined, &dummy_yyguts);
2426
2427 if (ptr_yy_globals == NULL){
2428 errno = EINVAL;
2429 return 1;
2430 }
2431
2432 *ptr_yy_globals = (yyscan_t) glcpp_alloc ( sizeof( struct yyguts_t ), &dummy _yyguts );
2433
2434 if (*ptr_yy_globals == NULL){
2435 errno = ENOMEM;
2436 return 1;
2437 }
2438
2439 /* By setting to 0xAA, we expose bugs in
2440 yy_init_globals. Leave at 0x00 for releases. */
2441 memset(*ptr_yy_globals,0x00,sizeof(struct yyguts_t));
2442
2443 glcpp_set_extra (yy_user_defined, *ptr_yy_globals);
2444
2445 return yy_init_globals ( *ptr_yy_globals );
2446 }
2447
2448 static int yy_init_globals (yyscan_t yyscanner)
2449 {
2450 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2451 /* Initialization is the same as for the non-reentrant scanner.
2452 * This function is called from glcpp_lex_destroy(), so don't allocate here.
2453 */
2454
2455 yyg->yy_buffer_stack = 0;
2456 yyg->yy_buffer_stack_top = 0;
2457 yyg->yy_buffer_stack_max = 0;
2458 yyg->yy_c_buf_p = (char *) 0;
2459 yyg->yy_init = 0;
2460 yyg->yy_start = 0;
2461
2462 yyg->yy_start_stack_ptr = 0;
2463 yyg->yy_start_stack_depth = 0;
2464 yyg->yy_start_stack = NULL;
2465
2466 /* Defined in main.c */
2467 #ifdef YY_STDINIT
2468 yyin = stdin;
2469 yyout = stdout;
2470 #else
2471 yyin = (FILE *) 0;
2472 yyout = (FILE *) 0;
2473 #endif
2474
2475 /* For future reference: Set errno on error, since we are called by
2476 * glcpp_lex_init()
2477 */
2478 return 0;
2479 }
2480
2481 /* glcpp_lex_destroy is for both reentrant and non-reentrant scanners. */
2482 int glcpp_lex_destroy (yyscan_t yyscanner)
2483 {
2484 struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
2485
2486 /* Pop the buffer stack, destroying each element. */
2487 while(YY_CURRENT_BUFFER){
2488 glcpp__delete_buffer(YY_CURRENT_BUFFER ,yyscanner );
2489 YY_CURRENT_BUFFER_LVALUE = NULL;
2490 glcpp_pop_buffer_state(yyscanner);
2491 }
2492
2493 /* Destroy the stack itself. */
2494 glcpp_free(yyg->yy_buffer_stack ,yyscanner);
2495 yyg->yy_buffer_stack = NULL;
2496
2497 /* Destroy the start condition stack. */
2498 glcpp_free(yyg->yy_start_stack ,yyscanner );
2499 yyg->yy_start_stack = NULL;
2500
2501 /* Reset the globals. This is important in a non-reentrant scanner so the ne xt time
2502 * glcpp_lex() is called, initialization will occur. */
2503 yy_init_globals( yyscanner);
2504
2505 /* Destroy the main struct (reentrant only). */
2506 glcpp_free ( yyscanner , yyscanner );
2507 yyscanner = NULL;
2508 return 0;
2509 }
2510
2511 /*
2512 * Internal utility routines.
2513 */
2514
2515 #ifndef yytext_ptr
2516 static void yy_flex_strncpy (char* s1, yyconst char * s2, int n , yyscan_t yysca nner)
2517 {
2518 register int i;
2519 for ( i = 0; i < n; ++i )
2520 s1[i] = s2[i];
2521 }
2522 #endif
2523
2524 #ifdef YY_NEED_STRLEN
2525 static int yy_flex_strlen (yyconst char * s , yyscan_t yyscanner)
2526 {
2527 register int n;
2528 for ( n = 0; s[n]; ++n )
2529 ;
2530
2531 return n;
2532 }
2533 #endif
2534
2535 void *glcpp_alloc (yy_size_t size , yyscan_t yyscanner)
2536 {
2537 return (void *) malloc( size );
2538 }
2539
2540 void *glcpp_realloc (void * ptr, yy_size_t size , yyscan_t yyscanner)
2541 {
2542 /* The cast to (char *) in the following accommodates both
2543 * implementations that use char* generic pointers, and those
2544 * that use void* generic pointers. It works with the latter
2545 * because both ANSI C and C++ allow castless assignment from
2546 * any pointer type to void*, and deal with argument conversions
2547 * as though doing an assignment.
2548 */
2549 return (void *) realloc( (char *) ptr, size );
2550 }
2551
2552 void glcpp_free (void * ptr , yyscan_t yyscanner)
2553 {
2554 free( (char *) ptr ); /* see glcpp_realloc() for (char *) cast */
2555 }
2556
2557 #define YYTABLES_NAME "yytables"
2558
2559 #line 313 "src/src/glsl/glcpp/glcpp-lex.l"
2560
2561
2562
2563 void
2564 glcpp_lex_set_source_string(glcpp_parser_t *parser, const char *shader)
2565 {
2566 glcpp__scan_string(shader,parser->scanner);
2567 }
2568
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