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1 | /* A lexical scanner generated by flex */ | |
2 | ||
3 | /* scanner skeleton version: | |
4 | * $Header$ | |
5 | Last change: JS 13 Jul 97 6:17 pm | |
6 | */ | |
7 | ||
8 | #define FLEX_SCANNER | |
9 | ||
10 | #include <stdio.h> | |
11 | ||
12 | ||
13 | /* cfront 1.2 defines "c_plusplus" instead of "__cplusplus" */ | |
14 | #ifdef c_plusplus | |
15 | #ifndef __cplusplus | |
16 | #define __cplusplus | |
17 | #endif | |
18 | #endif | |
19 | ||
20 | ||
21 | #ifdef __cplusplus | |
22 | ||
23 | #include <stdlib.h> | |
24 | ||
25 | #ifdef __SALFORDC__ | |
26 | #include <io.h> | |
27 | #include <clib.h> | |
28 | #else | |
29 | #include <osfcn.h> | |
30 | #endif | |
31 | ||
32 | #ifdef __VISAGECPP__ | |
33 | #include <io.h> | |
34 | #endif | |
35 | ||
36 | #ifdef __cplusplus | |
37 | static int yyinput() | |
38 | #else | |
39 | static int input() | |
40 | #endif | |
41 | ||
42 | /* use prototypes in function declarations */ | |
43 | #define YY_USE_PROTOS | |
44 | ||
45 | /* the "const" storage-class-modifier is valid */ | |
46 | #define YY_USE_CONST | |
47 | ||
48 | #else /* ! __cplusplus */ | |
49 | ||
50 | #ifdef __STDC__ | |
51 | ||
52 | #ifdef __GNUC__ | |
53 | #include <stddef.h> | |
54 | #else | |
55 | #include <stdlib.h> | |
56 | #endif /* __GNUC__ */ | |
57 | ||
58 | #define YY_USE_PROTOS | |
59 | #define YY_USE_CONST | |
60 | ||
61 | #endif /* __STDC__ */ | |
62 | #endif /* ! __cplusplus */ | |
63 | ||
64 | ||
65 | #ifdef __TURBOC__ | |
66 | #define YY_USE_CONST | |
67 | #endif | |
68 | ||
69 | ||
70 | #ifndef YY_USE_CONST | |
71 | #define const | |
72 | #endif | |
73 | ||
74 | ||
75 | #ifdef YY_USE_PROTOS | |
76 | #define YY_PROTO(proto) proto | |
77 | #else | |
78 | #define YY_PROTO(proto) () | |
79 | /* we can't get here if it's an ANSI C compiler, or a C++ compiler, | |
80 | * so it's got to be a K&R compiler, and therefore there's no standard | |
81 | * place from which to include these definitions | |
82 | */ | |
83 | /* | |
84 | char *malloc(); | |
85 | int free(); | |
86 | */ | |
87 | ||
88 | #endif | |
89 | ||
90 | ||
91 | /* amount of stuff to slurp up with each read */ | |
92 | #ifndef YY_READ_BUF_SIZE | |
93 | #define YY_READ_BUF_SIZE 8192 | |
94 | #endif | |
95 | ||
96 | /* returned upon end-of-file */ | |
97 | #define YY_END_TOK 0 | |
98 | ||
99 | /* copy whatever the last rule matched to the standard output */ | |
100 | ||
101 | /* cast to (char *) is because for 8-bit chars, yytext is (unsigned char *) */ | |
102 | /* this used to be an fputs(), but since the string might contain NUL's, | |
103 | * we now use fwrite() | |
104 | */ | |
105 | #define ECHO (void) fwrite( (char *) yytext, yyleng, 1, yyout ) | |
106 | ||
107 | /* gets input and stuffs it into "buf". number of characters read, or YY_NULL, | |
108 | * is returned in "result". | |
109 | */ | |
110 | #define YY_INPUT(buf,result,max_size) \ | |
111 | if ( (result = read( fileno(yyin), (char *) buf, max_size )) < 0 ) \ | |
112 | YY_FATAL_ERROR( "read() in flex scanner failed" ); | |
113 | #define YY_NULL 0 | |
114 | ||
115 | /* no semi-colon after return; correct usage is to write "yyterminate();" - | |
116 | * we don't want an extra ';' after the "return" because that will cause | |
117 | * some compilers to complain about unreachable statements. | |
118 | */ | |
119 | #define yyterminate() return ( YY_NULL ) | |
120 | ||
121 | /* report a fatal error */ | |
122 | ||
123 | /* The funky do-while is used to turn this macro definition into | |
124 | * a single C statement (which needs a semi-colon terminator). | |
125 | * This avoids problems with code like: | |
126 | * | |
127 | * if ( something_happens ) | |
128 | * YY_FATAL_ERROR( "oops, the something happened" ); | |
129 | * else | |
130 | * everything_okay(); | |
131 | * | |
132 | * Prior to using the do-while the compiler would get upset at the | |
133 | * "else" because it interpreted the "if" statement as being all | |
134 | * done when it reached the ';' after the YY_FATAL_ERROR() call. | |
135 | */ | |
136 | ||
137 | #if !defined(__VISAGECPP__) | |
138 | #define YY_FATAL_ERROR(msg) \ | |
139 | do \ | |
140 | { \ | |
141 | (void) fputs( msg, stderr ); \ | |
142 | (void) putc( '\n', stderr ); \ | |
143 | exit( 1 ); \ | |
144 | } \ | |
145 | while ( 0 ) | |
146 | #else | |
147 | /* suppress expression always false warning */ | |
148 | int os2var = 0; | |
149 | #define YY_FATAL_ERROR(msg) \ | |
150 | do \ | |
151 | { \ | |
152 | (void) fputs( msg, stderr ); \ | |
153 | (void) putc( '\n', stderr ); \ | |
154 | exit( 1 ); \ | |
155 | } \ | |
156 | while ( os2var == 0 ) | |
157 | #endif | |
158 | ||
159 | /* default yywrap function - always treat EOF as an EOF */ | |
160 | int yywrap(void) { return 1; } | |
161 | ||
162 | ||
163 | /* enter a start condition. This macro really ought to take a parameter, | |
164 | * but we do it the disgusting crufty way forced on us by the ()-less | |
165 | * definition of BEGIN | |
166 | */ | |
167 | #define BEGIN yy_start = 1 + 2 * | |
168 | ||
169 | /* action number for EOF rule of a given start state */ | |
170 | #define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1) | |
171 | ||
172 | /* special action meaning "start processing a new file" */ | |
173 | #if !defined(__VISAGECPP__) | |
174 | #define YY_NEW_FILE \ | |
175 | do \ | |
176 | { \ | |
177 | yy_init_buffer( yy_current_buffer, yyin ); \ | |
178 | yy_load_buffer_state(); \ | |
179 | } \ | |
180 | while ( 0 ) | |
181 | #else | |
182 | #define YY_NEW_FILE \ | |
183 | do \ | |
184 | { \ | |
185 | yy_init_buffer( yy_current_buffer, yyin ); \ | |
186 | yy_load_buffer_state(); \ | |
187 | } \ | |
188 | while ( os2var == 0 ) | |
189 | #endif | |
190 | ||
191 | /* default declaration of generated scanner - a define so the user can | |
192 | * easily add parameters | |
193 | */ | |
194 | #define YY_DECL int yylex YY_PROTO(( void )) | |
195 | ||
196 | /* code executed at the end of each rule */ | |
197 | #define YY_BREAK break; | |
198 | ||
199 | #define YY_END_OF_BUFFER_CHAR 0 | |
200 | ||
201 | #ifndef YY_BUF_SIZE | |
202 | #define YY_BUF_SIZE (YY_READ_BUF_SIZE * 2) /* size of default input buffer */ | |
203 | #endif | |
204 | ||
205 | typedef struct yy_buffer_state *YY_BUFFER_STATE; | |
206 | ||
207 | #define YY_CHAR unsigned char | |
208 | # line 1 "lexer.l" | |
209 | #define INITIAL 0 | |
210 | # line 9 "lexer.l" | |
211 | /* | |
212 | * File: lexer.l | |
213 | * Description: Lexical analyser for PROLOGIO; can be used with | |
214 | * either lex and flex. | |
215 | */ | |
216 | #include <string.h> | |
217 | ||
218 | /* +++steve162e: added, otherwise, PROIO_input will be undefined (at least under LINUX) | |
219 | please check, if this is also TRUE under other UNIXes. | |
220 | */ | |
221 | ||
222 | #if defined(FLEX_SCANNER) && defined(_LINUX) | |
223 | #define PROIO_input my_input | |
224 | #endif | |
225 | /* ---steve162e */ | |
226 | ||
227 | #include "wx/expr.h" | |
228 | #ifdef wx_x | |
229 | extern char *malloc(); | |
230 | #endif | |
231 | #define Return(x) return x; | |
232 | ||
233 | #if defined(VMS) && ( __VMS_VER < 70000000 ) | |
234 | #define strdup(s) (strcpy((char *)malloc(strlen(s)+1), s)); | |
235 | #endif | |
236 | ||
237 | static size_t lex_buffer_length = 0; | |
238 | static const char *lex_buffer = NULL; | |
239 | static size_t lex_string_ptr = 0; | |
240 | static int lex_read_from_string = 0; | |
241 | ||
242 | static int my_input(void); | |
243 | static int my_unput(char); | |
244 | ||
245 | #ifdef FLEX_SCANNER | |
246 | #undef YY_INPUT | |
247 | # define YY_INPUT(buf,result,max_size) \ | |
248 | if (lex_read_from_string) \ | |
249 | { int c = my_input(); result = (c == 0) ? YY_NULL : ((buf)[0]=(c), 1); } \ | |
250 | else \ | |
251 | if ( (result = read( fileno(yyin), (char *) buf, max_size )) < 0 ) \ | |
252 | YY_FATAL_ERROR( "read() in flex scanner failed" ); | |
253 | #else | |
254 | # ifndef unput | |
255 | # undef unput | |
256 | # endif | |
257 | # define unput(_c) my_unput(_c) | |
258 | #endif | |
259 | ||
260 | # line 58 "lexer.l" | |
261 | ||
262 | /* done after the current pattern has been matched and before the | |
263 | * corresponding action - sets up yytext | |
264 | */ | |
265 | #define YY_DO_BEFORE_ACTION \ | |
266 | yytext = yy_bp; \ | |
267 | yyleng = yy_cp - yy_bp; \ | |
268 | yy_hold_char = *yy_cp; \ | |
269 | *yy_cp = '\0'; \ | |
270 | yy_c_buf_p = yy_cp; | |
271 | ||
272 | #define EOB_ACT_CONTINUE_SCAN 0 | |
273 | #define EOB_ACT_END_OF_FILE 1 | |
274 | #define EOB_ACT_LAST_MATCH 2 | |
275 | ||
276 | /* return all but the first 'n' matched characters back to the input stream */ | |
277 | #if !defined(__VISAGECPP__) | |
278 | #define yyless(n) \ | |
279 | do \ | |
280 | { \ | |
281 | /* undo effects of setting up yytext */ \ | |
282 | *yy_cp = yy_hold_char; \ | |
283 | yy_c_buf_p = yy_cp = yy_bp + n; \ | |
284 | YY_DO_BEFORE_ACTION; /* set up yytext again */ \ | |
285 | } \ | |
286 | while ( 0 ) | |
287 | #else | |
288 | #define yyless(n) \ | |
289 | do \ | |
290 | { \ | |
291 | /* undo effects of setting up yytext */ \ | |
292 | *yy_cp = yy_hold_char; \ | |
293 | yy_c_buf_p = yy_cp = yy_bp + n; \ | |
294 | YY_DO_BEFORE_ACTION; /* set up yytext again */ \ | |
295 | } \ | |
296 | while ( os2var == 0 ) | |
297 | #endif | |
298 | ||
299 | #undef unput | |
300 | #define unput(c) yyunput( c, yytext ) | |
301 | ||
302 | ||
303 | struct yy_buffer_state | |
304 | { | |
305 | FILE *yy_input_file; | |
306 | ||
307 | YY_CHAR *yy_ch_buf; /* input buffer */ | |
308 | YY_CHAR *yy_buf_pos; /* current position in input buffer */ | |
309 | ||
310 | /* size of input buffer in bytes, not including room for EOB characters*/ | |
311 | int yy_buf_size; | |
312 | ||
313 | /* number of characters read into yy_ch_buf, not including EOB characters */ | |
314 | int yy_n_chars; | |
315 | ||
316 | int yy_eof_status; /* whether we've seen an EOF on this buffer */ | |
317 | #define EOF_NOT_SEEN 0 | |
318 | /* "pending" happens when the EOF has been seen but there's still | |
319 | * some text process | |
320 | */ | |
321 | #define EOF_PENDING 1 | |
322 | #define EOF_DONE 2 | |
323 | }; | |
324 | ||
325 | static YY_BUFFER_STATE yy_current_buffer; | |
326 | ||
327 | /* we provide macros for accessing buffer states in case in the | |
328 | * future we want to put the buffer states in a more general | |
329 | * "scanner state" | |
330 | */ | |
331 | #define YY_CURRENT_BUFFER yy_current_buffer | |
332 | ||
333 | ||
334 | /* yy_hold_char holds the character lost when yytext is formed */ | |
335 | static YY_CHAR yy_hold_char; | |
336 | ||
337 | static int yy_n_chars; /* number of characters read into yy_ch_buf */ | |
338 | ||
339 | ||
340 | ||
341 | #ifndef YY_USER_ACTION | |
342 | #define YY_USER_ACTION | |
343 | #endif | |
344 | ||
345 | #ifndef YY_USER_INIT | |
346 | #define YY_USER_INIT | |
347 | #endif | |
348 | ||
349 | extern YY_CHAR *yytext; | |
350 | extern int yyleng; | |
351 | extern FILE *yyin, *yyout; | |
352 | ||
353 | YY_CHAR *yytext; | |
354 | int yyleng; | |
355 | ||
356 | FILE *yyin = (FILE *) 0, *yyout = (FILE *) 0; | |
357 | ||
358 | #define YY_END_OF_BUFFER 18 | |
359 | typedef int yy_state_type; | |
360 | static const short int yy_accept[34] = | |
361 | { 0, | |
362 | 0, 0, 18, 16, 13, 14, 16, 16, 6, 7, | |
363 | 16, 8, 12, 16, 1, 11, 3, 9, 10, 2, | |
364 | 0, 5, 0, 0, 0, 4, 1, 15, 3, 5, | |
365 | 0, 0, 0 | |
366 | } ; | |
367 | ||
368 | static const YY_CHAR yy_ec[256] = | |
369 | { 0, | |
370 | 1, 1, 1, 1, 1, 1, 1, 1, 2, 3, | |
371 | 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, | |
372 | 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, | |
373 | 1, 2, 1, 4, 1, 1, 1, 1, 5, 6, | |
374 | 7, 8, 9, 10, 9, 11, 12, 13, 13, 13, | |
375 | 13, 13, 13, 13, 13, 13, 13, 1, 1, 1, | |
376 | 14, 1, 1, 1, 15, 15, 15, 15, 15, 15, | |
377 | 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, | |
378 | 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, | |
379 | 16, 17, 18, 1, 15, 1, 15, 15, 15, 15, | |
380 | ||
381 | 19, 15, 15, 15, 15, 15, 15, 15, 15, 15, | |
382 | 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, | |
383 | 15, 15, 1, 20, 1, 1, 1, 1, 1, 1, | |
384 | 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, | |
385 | 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, | |
386 | 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, | |
387 | 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, | |
388 | 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, | |
389 | 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, | |
390 | 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, | |
391 | ||
392 | 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, | |
393 | 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, | |
394 | 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, | |
395 | 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, | |
396 | 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, | |
397 | 1, 1, 1, 1, 1 | |
398 | } ; | |
399 | ||
400 | static const YY_CHAR yy_meta[21] = | |
401 | { 0, | |
402 | 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, | |
403 | 1, 1, 2, 1, 2, 1, 3, 1, 2, 1 | |
404 | } ; | |
405 | ||
406 | static const short int yy_base[37] = | |
407 | { 0, | |
408 | 0, 0, 48, 55, 55, 55, 17, 42, 55, 55, | |
409 | 19, 55, 55, 23, 17, 55, 0, 55, 55, 0, | |
410 | 18, 55, 19, 23, 21, 55, 12, 55, 0, 24, | |
411 | 25, 29, 55, 49, 52, 22 | |
412 | } ; | |
413 | ||
414 | static const short int yy_def[37] = | |
415 | { 0, | |
416 | 33, 1, 33, 33, 33, 33, 34, 35, 33, 33, | |
417 | 33, 33, 33, 33, 33, 33, 36, 33, 33, 36, | |
418 | 34, 33, 34, 34, 35, 33, 33, 33, 36, 34, | |
419 | 34, 34, 0, 33, 33, 33 | |
420 | } ; | |
421 | ||
422 | static const short int yy_nxt[76] = | |
423 | { 0, | |
424 | 4, 5, 6, 7, 8, 9, 10, 4, 11, 12, | |
425 | 13, 14, 15, 16, 17, 18, 4, 19, 20, 4, | |
426 | 22, 22, 30, 29, 27, 26, 22, 22, 30, 27, | |
427 | 28, 27, 30, 23, 23, 23, 24, 24, 24, 31, | |
428 | 23, 32, 24, 24, 24, 23, 26, 33, 24, 21, | |
429 | 21, 21, 25, 25, 3, 33, 33, 33, 33, 33, | |
430 | 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, | |
431 | 33, 33, 33, 33, 33 | |
432 | } ; | |
433 | ||
434 | static const short int yy_chk[76] = | |
435 | { 0, | |
436 | 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, | |
437 | 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, | |
438 | 7, 21, 23, 36, 27, 25, 24, 30, 31, 15, | |
439 | 14, 11, 32, 7, 21, 23, 7, 21, 23, 24, | |
440 | 30, 31, 24, 30, 31, 32, 8, 3, 32, 34, | |
441 | 34, 34, 35, 35, 33, 33, 33, 33, 33, 33, | |
442 | 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, | |
443 | 33, 33, 33, 33, 33 | |
444 | } ; | |
445 | ||
446 | static yy_state_type yy_last_accepting_state; | |
447 | static YY_CHAR *yy_last_accepting_cpos; | |
448 | ||
449 | /* the intent behind this definition is that it'll catch | |
450 | * any uses of REJECT which flex missed | |
451 | */ | |
452 | #define REJECT reject_used_but_not_detected | |
453 | #define yymore() yymore_used_but_not_detected | |
454 | #define YY_MORE_ADJ 0 | |
455 | ||
456 | /* these variables are all declared out here so that section 3 code can | |
457 | * manipulate them | |
458 | */ | |
459 | /* points to current character in buffer */ | |
460 | static YY_CHAR *yy_c_buf_p = (YY_CHAR *) 0; | |
461 | static int yy_init = 1; /* whether we need to initialize */ | |
462 | static int yy_start = 0; /* start state number */ | |
463 | ||
464 | /* flag which is used to allow yywrap()'s to do buffer switches | |
465 | * instead of setting up a fresh yyin. A bit of a hack ... | |
466 | */ | |
467 | static int yy_did_buffer_switch_on_eof; | |
468 | ||
469 | static yy_state_type yy_get_previous_state YY_PROTO(( void )); | |
470 | static yy_state_type yy_try_NUL_trans YY_PROTO(( yy_state_type current_state )); | |
471 | static int yy_get_next_buffer YY_PROTO(( void )); | |
472 | static void yyunput YY_PROTO(( YY_CHAR c, YY_CHAR *buf_ptr )); | |
473 | void yyrestart YY_PROTO(( FILE *input_file )); | |
474 | void yy_switch_to_buffer YY_PROTO(( YY_BUFFER_STATE new_buffer )); | |
475 | void yy_load_buffer_state YY_PROTO(( void )); | |
476 | YY_BUFFER_STATE yy_create_buffer YY_PROTO(( FILE *file, int size )); | |
477 | void yy_delete_buffer YY_PROTO(( YY_BUFFER_STATE b )); | |
478 | void yy_init_buffer YY_PROTO(( YY_BUFFER_STATE b, FILE *file )); | |
479 | ||
480 | #define yy_new_buffer yy_create_buffer | |
481 | ||
482 | #ifdef __cplusplus | |
483 | static int yyinput YY_PROTO(( void )); | |
484 | #else | |
485 | static int input YY_PROTO(( void )); | |
486 | #endif | |
487 | ||
488 | YY_DECL | |
489 | { | |
490 | register yy_state_type yy_current_state; | |
491 | register YY_CHAR *yy_cp, *yy_bp; | |
492 | register int yy_act; | |
493 | ||
494 | ||
495 | ||
496 | ||
497 | if ( yy_init ) | |
498 | { | |
499 | YY_USER_INIT; | |
500 | ||
501 | if ( ! yy_start ) | |
502 | yy_start = 1; /* first start state */ | |
503 | ||
504 | if ( ! yyin ) | |
505 | yyin = stdin; | |
506 | ||
507 | if ( ! yyout ) | |
508 | yyout = stdout; | |
509 | ||
510 | if ( yy_current_buffer ) | |
511 | yy_init_buffer( yy_current_buffer, yyin ); | |
512 | else | |
513 | yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE ); | |
514 | ||
515 | yy_load_buffer_state(); | |
516 | ||
517 | yy_init = 0; | |
518 | } | |
519 | ||
520 | #if !defined(__VISAGECPP__) | |
521 | while ( 1 ) /* loops until end-of-file is reached */ | |
522 | #else | |
523 | os2var = 1; | |
524 | if (os2var == 0) return 0; | |
525 | while ( os2var == 1 ) /* loops until end-of-file is reached */ | |
526 | #endif | |
527 | { | |
528 | yy_cp = yy_c_buf_p; | |
529 | ||
530 | /* support of yytext */ | |
531 | *yy_cp = yy_hold_char; | |
532 | ||
533 | /* yy_bp points to the position in yy_ch_buf of the start of the | |
534 | * current run. | |
535 | */ | |
536 | yy_bp = yy_cp; | |
537 | ||
538 | yy_current_state = yy_start; | |
539 | yy_match: | |
540 | do | |
541 | { | |
542 | register YY_CHAR yy_c = yy_ec[*yy_cp]; | |
543 | if ( yy_accept[yy_current_state] ) | |
544 | { | |
545 | yy_last_accepting_state = yy_current_state; | |
546 | yy_last_accepting_cpos = yy_cp; | |
547 | } | |
548 | while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) | |
549 | { | |
550 | yy_current_state = yy_def[yy_current_state]; | |
551 | if ( yy_current_state >= 34 ) | |
552 | yy_c = yy_meta[yy_c]; | |
553 | } | |
554 | yy_current_state = yy_nxt[yy_base[yy_current_state] + yy_c]; | |
555 | ++yy_cp; | |
556 | } | |
557 | while ( yy_current_state != 33 ); | |
558 | yy_cp = yy_last_accepting_cpos; | |
559 | yy_current_state = yy_last_accepting_state; | |
560 | ||
561 | yy_find_action: | |
562 | yy_act = yy_accept[yy_current_state]; | |
563 | ||
564 | YY_DO_BEFORE_ACTION; | |
565 | YY_USER_ACTION; | |
566 | ||
567 | do_action: /* this label is used only to access EOF actions */ | |
568 | ||
569 | ||
570 | switch ( yy_act ) | |
571 | { | |
572 | case 0: /* must backtrack */ | |
573 | /* undo the effects of YY_DO_BEFORE_ACTION */ | |
574 | *yy_cp = yy_hold_char; | |
575 | yy_cp = yy_last_accepting_cpos; | |
576 | yy_current_state = yy_last_accepting_state; | |
577 | goto yy_find_action; | |
578 | ||
579 | case 1: | |
580 | # line 60 "lexer.l" | |
581 | {yylval.s = strdup((const char*) yytext); Return(INTEGER);} | |
582 | YY_BREAK | |
583 | case 2: | |
584 | # line 62 "lexer.l" | |
585 | Return(EXP); | |
586 | YY_BREAK | |
587 | case 3: | |
588 | # line 64 "lexer.l" | |
589 | {yylval.s = strdup((const char*) yytext); Return(WORD);} | |
590 | YY_BREAK | |
591 | case 4: | |
592 | # line 66 "lexer.l" | |
593 | {int len = strlen((const char*) yytext); | |
594 | yytext[len-1] = 0; | |
595 | yylval.s = strdup((const char*) (yytext+1)); | |
596 | Return(WORD);} | |
597 | YY_BREAK | |
598 | case 5: | |
599 | # line 71 "lexer.l" | |
600 | {yylval.s = strdup((const char*) yytext); Return(STRING);} | |
601 | YY_BREAK | |
602 | case 6: | |
603 | # line 73 "lexer.l" | |
604 | Return(OPEN); | |
605 | YY_BREAK | |
606 | case 7: | |
607 | # line 75 "lexer.l" | |
608 | Return(CLOSE); | |
609 | YY_BREAK | |
610 | case 8: | |
611 | # line 77 "lexer.l" | |
612 | Return(COMMA); | |
613 | YY_BREAK | |
614 | case 9: | |
615 | # line 79 "lexer.l" | |
616 | Return(OPEN_SQUARE); | |
617 | YY_BREAK | |
618 | case 10: | |
619 | # line 81 "lexer.l" | |
620 | Return(CLOSE_SQUARE); | |
621 | YY_BREAK | |
622 | case 11: | |
623 | # line 83 "lexer.l" | |
624 | Return(EQUALS); | |
625 | YY_BREAK | |
626 | case 12: | |
627 | # line 85 "lexer.l" | |
628 | Return(PERIOD); | |
629 | YY_BREAK | |
630 | case 13: | |
631 | # line 87 "lexer.l" | |
632 | ; | |
633 | YY_BREAK | |
634 | case 14: | |
635 | # line 89 "lexer.l" | |
636 | ; | |
637 | YY_BREAK | |
638 | case 15: | |
639 | # line 91 "lexer.l" | |
640 | { loop: | |
641 | #ifdef __cplusplus | |
642 | while (yyinput() != '*'); | |
643 | switch (yyinput()) | |
644 | #else | |
645 | while (input() != '*'); | |
646 | switch (input()) | |
647 | #endif | |
648 | { | |
649 | case '/': break; | |
650 | case '*': unput('*'); | |
651 | default: goto loop; | |
652 | } | |
653 | } | |
654 | YY_BREAK | |
655 | case 16: | |
656 | # line 106 "lexer.l" | |
657 | Return(ERROR); | |
658 | YY_BREAK | |
659 | case 17: | |
660 | # line 108 "lexer.l" | |
661 | ECHO; | |
662 | YY_BREAK | |
663 | case YY_STATE_EOF(INITIAL): | |
664 | yyterminate(); | |
665 | ||
666 | case YY_END_OF_BUFFER: | |
667 | { | |
668 | /* amount of text matched not including the EOB char */ | |
669 | int yy_amount_of_matched_text = yy_cp - yytext - 1; | |
670 | ||
671 | /* undo the effects of YY_DO_BEFORE_ACTION */ | |
672 | *yy_cp = yy_hold_char; | |
673 | ||
674 | /* note that here we test for yy_c_buf_p "<=" to the position | |
675 | * of the first EOB in the buffer, since yy_c_buf_p will | |
676 | * already have been incremented past the NUL character | |
677 | * (since all states make transitions on EOB to the end- | |
678 | * of-buffer state). Contrast this with the test in yyinput(). | |
679 | */ | |
680 | if ( yy_c_buf_p <= &yy_current_buffer->yy_ch_buf[yy_n_chars] ) | |
681 | /* this was really a NUL */ | |
682 | { | |
683 | yy_state_type yy_next_state; | |
684 | ||
685 | yy_c_buf_p = yytext + yy_amount_of_matched_text; | |
686 | ||
687 | yy_current_state = yy_get_previous_state(); | |
688 | ||
689 | /* okay, we're now positioned to make the | |
690 | * NUL transition. We couldn't have | |
691 | * yy_get_previous_state() go ahead and do it | |
692 | * for us because it doesn't know how to deal | |
693 | * with the possibility of jamming (and we | |
694 | * don't want to build jamming into it because | |
695 | * then it will run more slowly) | |
696 | */ | |
697 | ||
698 | yy_next_state = yy_try_NUL_trans( yy_current_state ); | |
699 | ||
700 | yy_bp = yytext + YY_MORE_ADJ; | |
701 | ||
702 | if ( yy_next_state ) | |
703 | { | |
704 | /* consume the NUL */ | |
705 | yy_cp = ++yy_c_buf_p; | |
706 | yy_current_state = yy_next_state; | |
707 | goto yy_match; | |
708 | } | |
709 | ||
710 | else | |
711 | { | |
712 | yy_cp = yy_last_accepting_cpos; | |
713 | yy_current_state = yy_last_accepting_state; | |
714 | goto yy_find_action; | |
715 | } | |
716 | } | |
717 | ||
718 | else switch ( yy_get_next_buffer() ) | |
719 | { | |
720 | case EOB_ACT_END_OF_FILE: | |
721 | { | |
722 | yy_did_buffer_switch_on_eof = 0; | |
723 | ||
724 | if ( yywrap() ) | |
725 | { | |
726 | /* note: because we've taken care in | |
727 | * yy_get_next_buffer() to have set up yytext, | |
728 | * we can now set up yy_c_buf_p so that if some | |
729 | * total hoser (like flex itself) wants | |
730 | * to call the scanner after we return the | |
731 | * YY_NULL, it'll still work - another YY_NULL | |
732 | * will get returned. | |
733 | */ | |
734 | yy_c_buf_p = yytext + YY_MORE_ADJ; | |
735 | ||
736 | yy_act = YY_STATE_EOF((yy_start - 1) / 2); | |
737 | goto do_action; | |
738 | } | |
739 | ||
740 | else | |
741 | { | |
742 | if ( ! yy_did_buffer_switch_on_eof ) | |
743 | YY_NEW_FILE; | |
744 | } | |
745 | } | |
746 | break; | |
747 | ||
748 | case EOB_ACT_CONTINUE_SCAN: | |
749 | yy_c_buf_p = yytext + yy_amount_of_matched_text; | |
750 | ||
751 | yy_current_state = yy_get_previous_state(); | |
752 | ||
753 | yy_cp = yy_c_buf_p; | |
754 | yy_bp = yytext + YY_MORE_ADJ; | |
755 | goto yy_match; | |
756 | ||
757 | case EOB_ACT_LAST_MATCH: | |
758 | yy_c_buf_p = | |
759 | &yy_current_buffer->yy_ch_buf[yy_n_chars]; | |
760 | ||
761 | yy_current_state = yy_get_previous_state(); | |
762 | ||
763 | yy_cp = yy_c_buf_p; | |
764 | yy_bp = yytext + YY_MORE_ADJ; | |
765 | goto yy_find_action; | |
766 | } | |
767 | break; | |
768 | } | |
769 | ||
770 | default: | |
771 | #ifdef FLEX_DEBUG | |
772 | printf( "action # %d\n", yy_act ); | |
773 | #endif | |
774 | YY_FATAL_ERROR( | |
775 | "fatal flex scanner internal error--no action found" ); | |
776 | } | |
777 | } | |
778 | #if defined(__VISAGECPP__) | |
779 | /* VA complains about proc maybe not returning a value so return one */ | |
780 | return 0; | |
781 | #endif | |
782 | } | |
783 | ||
784 | ||
785 | /* yy_get_next_buffer - try to read in a new buffer | |
786 | * | |
787 | * synopsis | |
788 | * int yy_get_next_buffer(); | |
789 | * | |
790 | * returns a code representing an action | |
791 | * EOB_ACT_LAST_MATCH - | |
792 | * EOB_ACT_CONTINUE_SCAN - continue scanning from current position | |
793 | * EOB_ACT_END_OF_FILE - end of file | |
794 | */ | |
795 | ||
796 | static int yy_get_next_buffer() | |
797 | ||
798 | { | |
799 | register YY_CHAR *dest = yy_current_buffer->yy_ch_buf; | |
800 | register YY_CHAR *source = yytext - 1; /* copy prev. char, too */ | |
801 | register int number_to_move, i; | |
802 | int ret_val; | |
803 | ||
804 | if ( yy_c_buf_p > &yy_current_buffer->yy_ch_buf[yy_n_chars + 1] ) | |
805 | YY_FATAL_ERROR( | |
806 | "fatal flex scanner internal error--end of buffer missed" ); | |
807 | ||
808 | /* try to read more data */ | |
809 | ||
810 | /* first move last chars to start of buffer */ | |
811 | number_to_move = yy_c_buf_p - yytext; | |
812 | ||
813 | for ( i = 0; i < number_to_move; ++i ) | |
814 | *(dest++) = *(source++); | |
815 | ||
816 | if ( yy_current_buffer->yy_eof_status != EOF_NOT_SEEN ) | |
817 | /* don't do the read, it's not guaranteed to return an EOF, | |
818 | * just force an EOF | |
819 | */ | |
820 | yy_n_chars = 0; | |
821 | ||
822 | else | |
823 | { | |
824 | int num_to_read = yy_current_buffer->yy_buf_size - number_to_move - 1; | |
825 | ||
826 | if ( num_to_read > YY_READ_BUF_SIZE ) | |
827 | num_to_read = YY_READ_BUF_SIZE; | |
828 | ||
829 | else if ( num_to_read <= 0 ) | |
830 | YY_FATAL_ERROR( "fatal error - scanner input buffer overflow" ); | |
831 | ||
832 | /* read in more data */ | |
833 | YY_INPUT( (&yy_current_buffer->yy_ch_buf[number_to_move]), | |
834 | yy_n_chars, num_to_read ); | |
835 | } | |
836 | ||
837 | if ( yy_n_chars == 0 ) | |
838 | { | |
839 | if ( number_to_move == 1 ) | |
840 | { | |
841 | ret_val = EOB_ACT_END_OF_FILE; | |
842 | yy_current_buffer->yy_eof_status = EOF_DONE; | |
843 | } | |
844 | ||
845 | else | |
846 | { | |
847 | ret_val = EOB_ACT_LAST_MATCH; | |
848 | yy_current_buffer->yy_eof_status = EOF_PENDING; | |
849 | } | |
850 | } | |
851 | ||
852 | else | |
853 | ret_val = EOB_ACT_CONTINUE_SCAN; | |
854 | ||
855 | yy_n_chars += number_to_move; | |
856 | yy_current_buffer->yy_ch_buf[yy_n_chars] = YY_END_OF_BUFFER_CHAR; | |
857 | yy_current_buffer->yy_ch_buf[yy_n_chars + 1] = YY_END_OF_BUFFER_CHAR; | |
858 | ||
859 | /* yytext begins at the second character in yy_ch_buf; the first | |
860 | * character is the one which preceded it before reading in the latest | |
861 | * buffer; it needs to be kept around in case it's a newline, so | |
862 | * yy_get_previous_state() will have with '^' rules active | |
863 | */ | |
864 | ||
865 | yytext = &yy_current_buffer->yy_ch_buf[1]; | |
866 | ||
867 | return ( ret_val ); | |
868 | } | |
869 | ||
870 | ||
871 | /* yy_get_previous_state - get the state just before the EOB char was reached | |
872 | * | |
873 | * synopsis | |
874 | * yy_state_type yy_get_previous_state(); | |
875 | */ | |
876 | ||
877 | static yy_state_type yy_get_previous_state() | |
878 | ||
879 | { | |
880 | register yy_state_type yy_current_state; | |
881 | register YY_CHAR *yy_cp; | |
882 | ||
883 | yy_current_state = yy_start; | |
884 | ||
885 | for ( yy_cp = yytext + YY_MORE_ADJ; yy_cp < yy_c_buf_p; ++yy_cp ) | |
886 | { | |
887 | register YY_CHAR yy_c = (*yy_cp ? yy_ec[*yy_cp] : 1); | |
888 | if ( yy_accept[yy_current_state] ) | |
889 | { | |
890 | yy_last_accepting_state = yy_current_state; | |
891 | yy_last_accepting_cpos = yy_cp; | |
892 | } | |
893 | while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) | |
894 | { | |
895 | yy_current_state = yy_def[yy_current_state]; | |
896 | if ( yy_current_state >= 34 ) | |
897 | yy_c = yy_meta[yy_c]; | |
898 | } | |
899 | yy_current_state = yy_nxt[yy_base[yy_current_state] + yy_c]; | |
900 | } | |
901 | ||
902 | return ( yy_current_state ); | |
903 | } | |
904 | ||
905 | ||
906 | /* yy_try_NUL_trans - try to make a transition on the NUL character | |
907 | * | |
908 | * synopsis | |
909 | * next_state = yy_try_NUL_trans( current_state ); | |
910 | */ | |
911 | ||
912 | #ifdef YY_USE_PROTOS | |
913 | static yy_state_type yy_try_NUL_trans( register yy_state_type yy_current_state ) | |
914 | #else | |
915 | static yy_state_type yy_try_NUL_trans( yy_current_state ) | |
916 | register yy_state_type yy_current_state; | |
917 | #endif | |
918 | ||
919 | { | |
920 | register int yy_is_jam; | |
921 | register YY_CHAR *yy_cp = yy_c_buf_p; | |
922 | ||
923 | register YY_CHAR yy_c = 1; | |
924 | if ( yy_accept[yy_current_state] ) | |
925 | { | |
926 | yy_last_accepting_state = yy_current_state; | |
927 | yy_last_accepting_cpos = yy_cp; | |
928 | } | |
929 | while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) | |
930 | { | |
931 | yy_current_state = yy_def[yy_current_state]; | |
932 | if ( yy_current_state >= 34 ) | |
933 | yy_c = yy_meta[yy_c]; | |
934 | } | |
935 | yy_current_state = yy_nxt[yy_base[yy_current_state] + yy_c]; | |
936 | yy_is_jam = (yy_current_state == 33); | |
937 | ||
938 | return ( yy_is_jam ? 0 : yy_current_state ); | |
939 | } | |
940 | ||
941 | ||
942 | #ifdef YY_USE_PROTOS | |
943 | static void yyunput( YY_CHAR c, register YY_CHAR *yy_bp ) | |
944 | #else | |
945 | static void yyunput( c, yy_bp ) | |
946 | YY_CHAR c; | |
947 | register YY_CHAR *yy_bp; | |
948 | #endif | |
949 | ||
950 | { | |
951 | register YY_CHAR *yy_cp = yy_c_buf_p; | |
952 | ||
953 | /* undo effects of setting up yytext */ | |
954 | *yy_cp = yy_hold_char; | |
955 | ||
956 | if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 ) | |
957 | { /* need to shift things up to make room */ | |
958 | register int number_to_move = yy_n_chars + 2; /* +2 for EOB chars */ | |
959 | register YY_CHAR *dest = | |
960 | &yy_current_buffer->yy_ch_buf[yy_current_buffer->yy_buf_size + 2]; | |
961 | register YY_CHAR *source = | |
962 | &yy_current_buffer->yy_ch_buf[number_to_move]; | |
963 | ||
964 | while ( source > yy_current_buffer->yy_ch_buf ) | |
965 | *--dest = *--source; | |
966 | ||
967 | yy_cp += dest - source; | |
968 | yy_bp += dest - source; | |
969 | yy_n_chars = yy_current_buffer->yy_buf_size; | |
970 | ||
971 | if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 ) | |
972 | YY_FATAL_ERROR( "flex scanner push-back overflow" ); | |
973 | } | |
974 | ||
975 | if ( yy_cp > yy_bp && yy_cp[-1] == '\n' ) | |
976 | yy_cp[-2] = '\n'; | |
977 | ||
978 | *--yy_cp = c; | |
979 | ||
980 | /* note: the formal parameter *must* be called "yy_bp" for this | |
981 | * macro to now work correctly | |
982 | */ | |
983 | YY_DO_BEFORE_ACTION; /* set up yytext again */ | |
984 | } | |
985 | ||
986 | ||
987 | #ifdef __cplusplus | |
988 | static int yyinput() | |
989 | #else | |
990 | static int input() | |
991 | #endif | |
992 | ||
993 | { | |
994 | int c; | |
995 | YY_CHAR *yy_cp = yy_c_buf_p; | |
996 | ||
997 | *yy_cp = yy_hold_char; | |
998 | ||
999 | if ( *yy_c_buf_p == YY_END_OF_BUFFER_CHAR ) | |
1000 | { | |
1001 | /* yy_c_buf_p now points to the character we want to return. | |
1002 | * If this occurs *before* the EOB characters, then it's a | |
1003 | * valid NUL; if not, then we've hit the end of the buffer. | |
1004 | */ | |
1005 | if ( yy_c_buf_p < &yy_current_buffer->yy_ch_buf[yy_n_chars] ) | |
1006 | /* this was really a NUL */ | |
1007 | *yy_c_buf_p = '\0'; | |
1008 | ||
1009 | else | |
1010 | { /* need more input */ | |
1011 | yytext = yy_c_buf_p; | |
1012 | ++yy_c_buf_p; | |
1013 | ||
1014 | switch ( yy_get_next_buffer() ) | |
1015 | { | |
1016 | case EOB_ACT_END_OF_FILE: | |
1017 | { | |
1018 | if ( yywrap() ) | |
1019 | { | |
1020 | yy_c_buf_p = yytext + YY_MORE_ADJ; | |
1021 | return ( EOF ); | |
1022 | } | |
1023 | ||
1024 | YY_NEW_FILE; | |
1025 | ||
1026 | #ifdef __cplusplus | |
1027 | return ( yyinput() ); | |
1028 | #else | |
1029 | return ( input() ); | |
1030 | #endif | |
1031 | } | |
1032 | break; | |
1033 | ||
1034 | case EOB_ACT_CONTINUE_SCAN: | |
1035 | yy_c_buf_p = yytext + YY_MORE_ADJ; | |
1036 | break; | |
1037 | ||
1038 | case EOB_ACT_LAST_MATCH: | |
1039 | #ifdef __cplusplus | |
1040 | YY_FATAL_ERROR( "unexpected last match in yyinput()" ); | |
1041 | #else | |
1042 | YY_FATAL_ERROR( "unexpected last match in input()" ); | |
1043 | #endif | |
1044 | } | |
1045 | } | |
1046 | } | |
1047 | ||
1048 | c = *yy_c_buf_p; | |
1049 | yy_hold_char = *++yy_c_buf_p; | |
1050 | ||
1051 | return ( c ); | |
1052 | } | |
1053 | ||
1054 | ||
1055 | #ifdef YY_USE_PROTOS | |
1056 | void yyrestart( FILE *input_file ) | |
1057 | #else | |
1058 | void yyrestart( input_file ) | |
1059 | FILE *input_file; | |
1060 | #endif | |
1061 | ||
1062 | { | |
1063 | yy_init_buffer( yy_current_buffer, input_file ); | |
1064 | yy_load_buffer_state(); | |
1065 | } | |
1066 | ||
1067 | ||
1068 | #ifdef YY_USE_PROTOS | |
1069 | void yy_switch_to_buffer( YY_BUFFER_STATE new_buffer ) | |
1070 | #else | |
1071 | void yy_switch_to_buffer( new_buffer ) | |
1072 | YY_BUFFER_STATE new_buffer; | |
1073 | #endif | |
1074 | ||
1075 | { | |
1076 | if ( yy_current_buffer == new_buffer ) | |
1077 | return; | |
1078 | ||
1079 | if ( yy_current_buffer ) | |
1080 | { | |
1081 | /* flush out information for old buffer */ | |
1082 | *yy_c_buf_p = yy_hold_char; | |
1083 | yy_current_buffer->yy_buf_pos = yy_c_buf_p; | |
1084 | yy_current_buffer->yy_n_chars = yy_n_chars; | |
1085 | } | |
1086 | ||
1087 | yy_current_buffer = new_buffer; | |
1088 | yy_load_buffer_state(); | |
1089 | ||
1090 | /* we don't actually know whether we did this switch during | |
1091 | * EOF (yywrap()) processing, but the only time this flag | |
1092 | * is looked at is after yywrap() is called, so it's safe | |
1093 | * to go ahead and always set it. | |
1094 | */ | |
1095 | yy_did_buffer_switch_on_eof = 1; | |
1096 | } | |
1097 | ||
1098 | ||
1099 | #ifdef YY_USE_PROTOS | |
1100 | void yy_load_buffer_state( void ) | |
1101 | #else | |
1102 | void yy_load_buffer_state() | |
1103 | #endif | |
1104 | ||
1105 | { | |
1106 | yy_n_chars = yy_current_buffer->yy_n_chars; | |
1107 | yytext = yy_c_buf_p = yy_current_buffer->yy_buf_pos; | |
1108 | yyin = yy_current_buffer->yy_input_file; | |
1109 | yy_hold_char = *yy_c_buf_p; | |
1110 | } | |
1111 | ||
1112 | ||
1113 | #ifdef YY_USE_PROTOS | |
1114 | YY_BUFFER_STATE yy_create_buffer( FILE *file, int size ) | |
1115 | #else | |
1116 | YY_BUFFER_STATE yy_create_buffer( file, size ) | |
1117 | FILE *file; | |
1118 | int size; | |
1119 | #endif | |
1120 | ||
1121 | { | |
1122 | YY_BUFFER_STATE b; | |
1123 | ||
1124 | b = (YY_BUFFER_STATE) malloc( sizeof( struct yy_buffer_state ) ); | |
1125 | ||
1126 | if ( ! b ) | |
1127 | YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" ); | |
1128 | ||
1129 | b->yy_buf_size = size; | |
1130 | ||
1131 | /* yy_ch_buf has to be 2 characters longer than the size given because | |
1132 | * we need to put in 2 end-of-buffer characters. | |
1133 | */ | |
1134 | b->yy_ch_buf = (YY_CHAR *) malloc( (unsigned) (b->yy_buf_size + 2) ); | |
1135 | ||
1136 | if ( ! b->yy_ch_buf ) | |
1137 | YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" ); | |
1138 | ||
1139 | yy_init_buffer( b, file ); | |
1140 | ||
1141 | return ( b ); | |
1142 | } | |
1143 | ||
1144 | ||
1145 | #ifdef YY_USE_PROTOS | |
1146 | void yy_delete_buffer( YY_BUFFER_STATE b ) | |
1147 | #else | |
1148 | void yy_delete_buffer( b ) | |
1149 | YY_BUFFER_STATE b; | |
1150 | #endif | |
1151 | ||
1152 | { | |
1153 | if ( b == yy_current_buffer ) | |
1154 | yy_current_buffer = (YY_BUFFER_STATE) 0; | |
1155 | ||
1156 | free( (char *) b->yy_ch_buf ); | |
1157 | free( (char *) b ); | |
1158 | } | |
1159 | ||
1160 | ||
1161 | #ifdef YY_USE_PROTOS | |
1162 | void yy_init_buffer( YY_BUFFER_STATE b, FILE *file ) | |
1163 | #else | |
1164 | void yy_init_buffer( b, file ) | |
1165 | YY_BUFFER_STATE b; | |
1166 | FILE *file; | |
1167 | #endif | |
1168 | ||
1169 | { | |
1170 | b->yy_input_file = file; | |
1171 | ||
1172 | /* we put in the '\n' and start reading from [1] so that an | |
1173 | * initial match-at-newline will be true. | |
1174 | */ | |
1175 | ||
1176 | b->yy_ch_buf[0] = '\n'; | |
1177 | b->yy_n_chars = 1; | |
1178 | ||
1179 | /* we always need two end-of-buffer characters. The first causes | |
1180 | * a transition to the end-of-buffer state. The second causes | |
1181 | * a jam in that state. | |
1182 | */ | |
1183 | b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR; | |
1184 | b->yy_ch_buf[2] = YY_END_OF_BUFFER_CHAR; | |
1185 | ||
1186 | b->yy_buf_pos = &b->yy_ch_buf[1]; | |
1187 | ||
1188 | b->yy_eof_status = EOF_NOT_SEEN; | |
1189 | } | |
1190 | # line 108 "lexer.l" | |
1191 | ||
1192 | ||
1193 | ||
1194 | #ifdef FLEX_SCANNER | |
1195 | static int lex_input() { | |
1196 | return input(); | |
1197 | } | |
1198 | #else /* BSD/AT&T lex */ | |
1199 | #ifndef input | |
1200 | # error "Sorry, but need either flex or AT&T lex" | |
1201 | #endif | |
1202 | static int lex_input() { | |
1203 | return input(); | |
1204 | } | |
1205 | /* # undef unput | |
1206 | # define unput(_c) my_unput(_c) | |
1207 | */ | |
1208 | ||
1209 | # undef input | |
1210 | # define input() my_input() | |
1211 | static int my_unput(char c) | |
1212 | { | |
1213 | if (lex_read_from_string) { | |
1214 | /* Make sure we have something */ | |
1215 | if (lex_string_ptr) { | |
1216 | if (c == '\n') yylineno--; | |
1217 | lex_string_ptr--; | |
1218 | } | |
1219 | } else { | |
1220 | yytchar= (c);if(yytchar=='\n')yylineno--;*yysptr++=yytchar; | |
1221 | /* unput(c); Causes infinite recursion! */ | |
1222 | } | |
1223 | return c; | |
1224 | } | |
1225 | ||
1226 | #endif | |
1227 | ||
1228 | /* Public */ | |
1229 | void LexFromFile(FILE *fd) | |
1230 | { | |
1231 | lex_read_from_string = 0; | |
1232 | yyin = fd; | |
1233 | /* Don't know why this is necessary, but otherwise | |
1234 | * lex only works _once_! | |
1235 | */ | |
1236 | #ifdef FLEX_SCANNER | |
1237 | yy_init = 1; | |
1238 | #endif | |
1239 | } | |
1240 | ||
1241 | void LexFromString(char *buffer) | |
1242 | { | |
1243 | lex_read_from_string = 1; | |
1244 | lex_buffer = buffer; | |
1245 | lex_buffer_length = strlen((const char*) buffer); | |
1246 | lex_string_ptr = 0; | |
1247 | /* Don't know why this is necessary, but otherwise | |
1248 | * lex only works _once_! | |
1249 | */ | |
1250 | #ifdef FLEX_SCANNER | |
1251 | yy_init = 1; | |
1252 | #endif | |
1253 | } | |
1254 | ||
1255 | static int my_input( void ) | |
1256 | { | |
1257 | if (lex_read_from_string) { | |
1258 | if (lex_string_ptr == lex_buffer_length) | |
1259 | return 0; | |
1260 | else { | |
1261 | char c = lex_buffer[lex_string_ptr++]; | |
1262 | #ifndef FLEX_SCANNER | |
1263 | if (c == '\n') yylineno++; | |
1264 | #endif | |
1265 | return c; | |
1266 | } | |
1267 | } else { | |
1268 | return lex_input(); | |
1269 | } | |
1270 | } | |
1271 | ||
1272 | void wxExprCleanUp() | |
1273 | { | |
1274 | if (yy_current_buffer) | |
1275 | yy_delete_buffer(yy_current_buffer); | |
1276 | } |