Bug Summary

File:lex.c
Location:line 1436, column 2
Description:Array access (from variable 'yy_buffer_stack') results in a null pointer dereference

Annotated Source Code

1
2#line 3 "lex.c"
3
4#define YY_INT_ALIGNEDshort int short int
5
6/* A lexical scanner generated by flex */
7
8#define FLEX_SCANNER
9#define YY_FLEX_MAJOR_VERSION2 2
10#define YY_FLEX_MINOR_VERSION5 5
11#define YY_FLEX_SUBMINOR_VERSION35 35
12#if YY_FLEX_SUBMINOR_VERSION35 > 0
13#define FLEX_BETA
14#endif
15
16/* First, we deal with platform-specific or compiler-specific issues. */
17
18/* begin standard C headers. */
19#include <stdio.h>
20#include <string.h>
21#include <errno(*__errno_location ()).h>
22#include <stdlib.h>
23
24/* end standard C headers. */
25
26/* flex integer type definitions */
27
28#ifndef FLEXINT_H
29#define FLEXINT_H
30
31/* C99 systems have <inttypes.h>. Non-C99 systems may or may not. */
32
33#if defined (__STDC_VERSION__199901L) && __STDC_VERSION__199901L >= 199901L
34
35/* C99 says to define __STDC_LIMIT_MACROS before including stdint.h,
36 * if you want the limit (max/min) macros for int types.
37 */
38#ifndef __STDC_LIMIT_MACROS1
39#define __STDC_LIMIT_MACROS1 1
40#endif
41
42#include <inttypes.h>
43typedef int8_t flex_int8_t;
44typedef uint8_t flex_uint8_t;
45typedef int16_t flex_int16_t;
46typedef uint16_t flex_uint16_t;
47typedef int32_t flex_int32_t;
48typedef uint32_t flex_uint32_t;
49#else
50typedef signed char flex_int8_t;
51typedef short int flex_int16_t;
52typedef int flex_int32_t;
53typedef unsigned char flex_uint8_t;
54typedef unsigned short int flex_uint16_t;
55typedef unsigned int flex_uint32_t;
56
57/* Limits of integral types. */
58#ifndef INT8_MIN(-128)
59#define INT8_MIN(-128) (-128)
60#endif
61#ifndef INT16_MIN(-32767 -1)
62#define INT16_MIN(-32767 -1) (-32767-1)
63#endif
64#ifndef INT32_MIN(-2147483647 -1)
65#define INT32_MIN(-2147483647 -1) (-2147483647-1)
66#endif
67#ifndef INT8_MAX(127)
68#define INT8_MAX(127) (127)
69#endif
70#ifndef INT16_MAX(32767)
71#define INT16_MAX(32767) (32767)
72#endif
73#ifndef INT32_MAX(2147483647)
74#define INT32_MAX(2147483647) (2147483647)
75#endif
76#ifndef UINT8_MAX(255)
77#define UINT8_MAX(255) (255U)
78#endif
79#ifndef UINT16_MAX(65535)
80#define UINT16_MAX(65535) (65535U)
81#endif
82#ifndef UINT32_MAX(4294967295U)
83#define UINT32_MAX(4294967295U) (4294967295U)
84#endif
85
86#endif /* ! C99 */
87
88#endif /* ! FLEXINT_H */
89
90#ifdef __cplusplus
91
92/* The "const" storage-class-modifier is valid. */
93#define YY_USE_CONST
94
95#else /* ! __cplusplus */
96
97/* C99 requires __STDC__ to be defined as 1. */
98#if defined (__STDC__1)
99
100#define YY_USE_CONST
101
102#endif /* defined (__STDC__) */
103#endif /* ! __cplusplus */
104
105#ifdef YY_USE_CONST
106#define yyconstconst const
107#else
108#define yyconstconst
109#endif
110
111/* Returned upon end-of-file. */
112#define YY_NULL0 0
113
114/* Promotes a possibly negative, possibly signed char to an unsigned
115 * integer for use as an array index. If the signed char is negative,
116 * we want to instead treat it as an 8-bit unsigned char, hence the
117 * double cast.
118 */
119#define YY_SC_TO_UI(c)((unsigned int) (unsigned char) c) ((unsigned int) (unsigned char) c)
120
121/* Enter a start condition. This macro really ought to take a parameter,
122 * but we do it the disgusting crufty way forced on us by the ()-less
123 * definition of BEGIN.
124 */
125#define BEGIN(yy_start) = 1 + 2 * (yy_start) = 1 + 2 *
126
127/* Translate the current start state into a value that can be later handed
128 * to BEGIN to return to the state. The YYSTATE alias is for lex
129 * compatibility.
130 */
131#define YY_START(((yy_start) - 1) / 2) (((yy_start) - 1) / 2)
132#define YYSTATE(((yy_start) - 1) / 2) YY_START(((yy_start) - 1) / 2)
133
134/* Action number for EOF rule of a given start state. */
135#define YY_STATE_EOF(state)(19 + state + 1) (YY_END_OF_BUFFER19 + state + 1)
136
137/* Special action meaning "start processing a new file". */
138#define YY_NEW_FILEyyrestart(yyin ) yyrestart(yyin )
139
140#define YY_END_OF_BUFFER_CHAR0 0
141
142/* Size of default input buffer. */
143#ifndef YY_BUF_SIZE16384
144#ifdef __ia64__
145/* On IA-64, the buffer size is 16k, not 8k.
146 * Moreover, YY_BUF_SIZE is 2*YY_READ_BUF_SIZE in the general case.
147 * Ditto for the __ia64__ case accordingly.
148 */
149#define YY_BUF_SIZE16384 32768
150#else
151#define YY_BUF_SIZE16384 16384
152#endif /* __ia64__ */
153#endif
154
155/* The state buf must be large enough to hold one state per character in the main buffer.
156 */
157#define YY_STATE_BUF_SIZE((16384 + 2) * sizeof(yy_state_type)) ((YY_BUF_SIZE16384 + 2) * sizeof(yy_state_type))
158
159#ifndef YY_TYPEDEF_YY_BUFFER_STATE
160#define YY_TYPEDEF_YY_BUFFER_STATE
161typedef struct yy_buffer_state *YY_BUFFER_STATE;
162#endif
163
164extern int yyleng;
165
166extern FILE *yyin, *yyout;
167
168#define EOB_ACT_CONTINUE_SCAN0 0
169#define EOB_ACT_END_OF_FILE1 1
170#define EOB_ACT_LAST_MATCH2 2
171
172 #define YY_LESS_LINENO(n)
173
174/* Return all but the first "n" matched characters back to the input stream. */
175#define yyless(n)do { int yyless_macro_arg = (n); ; yytext[yyleng] = (yy_hold_char
); (yy_c_buf_p) = yytext + yyless_macro_arg; (yy_hold_char) =
*(yy_c_buf_p); *(yy_c_buf_p) = '\0'; yyleng = yyless_macro_arg
; } while ( 0 ) \
176 do \
177 { \
178 /* Undo effects of setting up yytext. */ \
179 int yyless_macro_arg = (n); \
180 YY_LESS_LINENO(yyless_macro_arg);\
181 *yy_cp = (yy_hold_char); \
182 YY_RESTORE_YY_MORE_OFFSET \
183 (yy_c_buf_p) = yy_cp = yy_bp + yyless_macro_arg - YY_MORE_ADJ0; \
184 YY_DO_BEFORE_ACTION(yytext) = yy_bp; yyleng = (size_t) (yy_cp - yy_bp); (yy_hold_char
) = *yy_cp; *yy_cp = '\0'; (yy_c_buf_p) = yy_cp;; /* set up yytext again */ \
185 } \
186 while ( 0 )
187
188#define unput(c)twmUnput(c) yyunput( c, (yytext_ptryytext) )
189
190#ifndef YY_TYPEDEF_YY_SIZE_T
191#define YY_TYPEDEF_YY_SIZE_T
192typedef size_t yy_size_t;
193#endif
194
195#ifndef YY_STRUCT_YY_BUFFER_STATE
196#define YY_STRUCT_YY_BUFFER_STATE
197struct yy_buffer_state
198 {
199 FILE *yy_input_file;
200
201 char *yy_ch_buf; /* input buffer */
202 char *yy_buf_pos; /* current position in input buffer */
203
204 /* Size of input buffer in bytes, not including room for EOB
205 * characters.
206 */
207 yy_size_t yy_buf_size;
208
209 /* Number of characters read into yy_ch_buf, not including EOB
210 * characters.
211 */
212 int yy_n_chars;
213
214 /* Whether we "own" the buffer - i.e., we know we created it,
215 * and can realloc() it to grow it, and should free() it to
216 * delete it.
217 */
218 int yy_is_our_buffer;
219
220 /* Whether this is an "interactive" input source; if so, and
221 * if we're using stdio for input, then we want to use getc()
222 * instead of fread(), to make sure we stop fetching input after
223 * each newline.
224 */
225 int yy_is_interactive;
226
227 /* Whether we're considered to be at the beginning of a line.
228 * If so, '^' rules will be active on the next match, otherwise
229 * not.
230 */
231 int yy_at_bol;
232
233 int yy_bs_lineno; /**< The line count. */
234 int yy_bs_column; /**< The column count. */
235
236 /* Whether to try to fill the input buffer when we reach the
237 * end of it.
238 */
239 int yy_fill_buffer;
240
241 int yy_buffer_status;
242
243#define YY_BUFFER_NEW0 0
244#define YY_BUFFER_NORMAL1 1
245 /* When an EOF's been seen but there's still some text to process
246 * then we mark the buffer as YY_EOF_PENDING, to indicate that we
247 * shouldn't try reading from the input source any more. We might
248 * still have a bunch of tokens to match, though, because of
249 * possible backing-up.
250 *
251 * When we actually see the EOF, we change the status to "new"
252 * (via yyrestart()), so that the user can continue scanning by
253 * just pointing yyin at a new input file.
254 */
255#define YY_BUFFER_EOF_PENDING2 2
256
257 };
258#endif /* !YY_STRUCT_YY_BUFFER_STATE */
259
260/* Stack of input buffers. */
261static size_t yy_buffer_stack_top = 0; /**< index of top of stack. */
262static size_t yy_buffer_stack_max = 0; /**< capacity of stack. */
263static YY_BUFFER_STATE * yy_buffer_stack = 0; /**< Stack as an array. */
264
265/* We provide macros for accessing buffer states in case in the
266 * future we want to put the buffer states in a more general
267 * "scanner state".
268 *
269 * Returns the top of the stack, or NULL.
270 */
271#define YY_CURRENT_BUFFER( (yy_buffer_stack) ? (yy_buffer_stack)[(yy_buffer_stack_top)
] : ((void*)0)) ( (yy_buffer_stack) \
272 ? (yy_buffer_stack)[(yy_buffer_stack_top)] \
273 : NULL((void*)0))
274
275/* Same as previous macro, but useful when we know that the buffer stack is not
276 * NULL or when we need an lvalue. For internal use only.
277 */
278#define YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)] (yy_buffer_stack)[(yy_buffer_stack_top)]
279
280/* yy_hold_char holds the character lost when yytext is formed. */
281static char yy_hold_char;
282static int yy_n_chars; /* number of characters read into yy_ch_buf */
283int yyleng;
284
285/* Points to current character in buffer. */
286static char *yy_c_buf_p = (char *) 0;
287static int yy_init = 0; /* whether we need to initialize */
288static int yy_start = 0; /* start state number */
289
290/* Flag which is used to allow yywrap()'s to do buffer switches
291 * instead of setting up a fresh yyin. A bit of a hack ...
292 */
293static int yy_did_buffer_switch_on_eof;
294
295void yyrestart (FILE *input_file );
296void yy_switch_to_buffer (YY_BUFFER_STATE new_buffer );
297YY_BUFFER_STATE yy_create_buffer (FILE *file,int size );
298void yy_delete_buffer (YY_BUFFER_STATE b );
299void yy_flush_buffer (YY_BUFFER_STATE b );
300void yypush_buffer_state (YY_BUFFER_STATE new_buffer );
301void yypop_buffer_state (void );
302
303static void yyensure_buffer_stack (void );
304static void yy_load_buffer_state (void );
305static void yy_init_buffer (YY_BUFFER_STATE b,FILE *file );
306
307#define YY_FLUSH_BUFFERyy_flush_buffer(( (yy_buffer_stack) ? (yy_buffer_stack)[(yy_buffer_stack_top
)] : ((void*)0)) ) yy_flush_buffer(YY_CURRENT_BUFFER( (yy_buffer_stack) ? (yy_buffer_stack)[(yy_buffer_stack_top)
] : ((void*)0)) )
308
309YY_BUFFER_STATE yy_scan_buffer (char *base,yy_size_t size );
310YY_BUFFER_STATE yy_scan_string (yyconstconst char *yy_str );
311YY_BUFFER_STATE yy_scan_bytes (yyconstconst char *bytes,int len );
312
313void *yyalloc (yy_size_t );
314void *yyrealloc (void *,yy_size_t );
315void yyfree (void * );
316
317#define yy_new_bufferyy_create_buffer yy_create_buffer
318
319#define yy_set_interactive(is_interactive){ if ( ! ( (yy_buffer_stack) ? (yy_buffer_stack)[(yy_buffer_stack_top
)] : ((void*)0)) ){ yyensure_buffer_stack (); (yy_buffer_stack
)[(yy_buffer_stack_top)] = yy_create_buffer(yyin,16384 ); } (
yy_buffer_stack)[(yy_buffer_stack_top)]->yy_is_interactive
= is_interactive; } \
320 { \
321 if ( ! YY_CURRENT_BUFFER( (yy_buffer_stack) ? (yy_buffer_stack)[(yy_buffer_stack_top)
] : ((void*)0)) ){ \
322 yyensure_buffer_stack (); \
323 YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)] = \
324 yy_create_buffer(yyin,YY_BUF_SIZE16384 ); \
325 } \
326 YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_is_interactive = is_interactive; \
327 }
328
329#define yy_set_bol(at_bol){ if ( ! ( (yy_buffer_stack) ? (yy_buffer_stack)[(yy_buffer_stack_top
)] : ((void*)0)) ){ yyensure_buffer_stack (); (yy_buffer_stack
)[(yy_buffer_stack_top)] = yy_create_buffer(yyin,16384 ); } (
yy_buffer_stack)[(yy_buffer_stack_top)]->yy_at_bol = at_bol
; } \
330 { \
331 if ( ! YY_CURRENT_BUFFER( (yy_buffer_stack) ? (yy_buffer_stack)[(yy_buffer_stack_top)
] : ((void*)0)) ){\
332 yyensure_buffer_stack (); \
333 YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)] = \
334 yy_create_buffer(yyin,YY_BUF_SIZE16384 ); \
335 } \
336 YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_at_bol = at_bol; \
337 }
338
339#define YY_AT_BOL()((yy_buffer_stack)[(yy_buffer_stack_top)]->yy_at_bol) (YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_at_bol)
340
341/* Begin user sect3 */
342
343typedef unsigned char YY_CHAR;
344
345FILE *yyin = (FILE *) 0, *yyout = (FILE *) 0;
346
347typedef int yy_state_type;
348
349extern int yylineno;
350
351int yylineno = 1;
352
353extern char *yytext;
354#define yytext_ptryytext yytext
355
356static yy_state_type yy_get_previous_state (void );
357static yy_state_type yy_try_NUL_trans (yy_state_type current_state );
358static int yy_get_next_buffer (void );
359static void yy_fatal_error (yyconstconst char msg[] );
360
361/* Done after the current pattern has been matched and before the
362 * corresponding action - sets up yytext.
363 */
364#define YY_DO_BEFORE_ACTION(yytext) = yy_bp; yyleng = (size_t) (yy_cp - yy_bp); (yy_hold_char
) = *yy_cp; *yy_cp = '\0'; (yy_c_buf_p) = yy_cp; \
365 (yytext_ptryytext) = yy_bp; \
366 yyleng = (size_t) (yy_cp - yy_bp); \
367 (yy_hold_char) = *yy_cp; \
368 *yy_cp = '\0'; \
369 (yy_c_buf_p) = yy_cp;
370
371#define YY_NUM_RULES18 18
372#define YY_END_OF_BUFFER19 19
373/* This struct is not used in this scanner,
374 but its presence is necessary. */
375struct yy_trans_info
376 {
377 flex_int32_t yy_verify;
378 flex_int32_t yy_nxt;
379 };
380static yyconstconst flex_int16_t yy_accept[33] =
381 { 0,
382 0, 0, 19, 17, 16, 16, 11, 17, 17, 3,
383 4, 7, 8, 10, 14, 6, 5, 12, 1, 9,
384 2, 0, 13, 0, 0, 15, 10, 14, 0, 13,
385 0, 0
386 } ;
387
388static yyconstconst flex_int32_t yy_ec[256] =
389 { 0,
390 1, 1, 1, 1, 1, 1, 1, 1, 2, 3,
391 1, 1, 2, 1, 1, 1, 1, 1, 1, 1,
392 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
393 1, 2, 4, 5, 6, 1, 1, 1, 1, 7,
394 8, 1, 9, 1, 10, 11, 1, 12, 12, 12,
395 12, 12, 12, 12, 12, 12, 12, 13, 1, 1,
396 14, 1, 1, 1, 11, 11, 11, 11, 11, 11,
397 11, 11, 11, 11, 11, 11, 11, 11, 11, 11,
398 11, 11, 11, 11, 11, 11, 11, 11, 11, 11,
399 1, 15, 1, 16, 1, 1, 11, 11, 11, 11,
400
401 11, 11, 11, 11, 11, 11, 11, 11, 11, 11,
402 11, 11, 11, 11, 11, 11, 11, 11, 11, 11,
403 11, 11, 17, 18, 19, 1, 1, 1, 1, 1,
404 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
405 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
406 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
407 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
408 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
409 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
410 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
411
412 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
413 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
414 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
415 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
416 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
417 1, 1, 1, 1, 1
418 } ;
419
420static yyconstconst flex_int32_t yy_meta[20] =
421 { 0,
422 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
423 1, 1, 1, 1, 1, 1, 1, 1, 1
424 } ;
425
426static yyconstconst flex_int16_t yy_base[36] =
427 { 0,
428 0, 0, 39, 58, 58, 58, 58, 15, 35, 58,
429 58, 58, 58, 26, 24, 58, 58, 58, 58, 58,
430 58, 16, 58, 29, 26, 58, 17, 15, 18, 20,
431 42, 58, 25, 23, 21
432 } ;
433
434static yyconstconst flex_int16_t yy_def[36] =
435 { 0,
436 32, 1, 32, 32, 32, 32, 32, 33, 34, 32,
437 32, 32, 32, 32, 32, 32, 32, 32, 32, 32,
438 32, 33, 32, 35, 34, 32, 32, 32, 33, 33,
439 35, 0, 32, 32, 32
440 } ;
441
442static yyconstconst flex_int16_t yy_nxt[78] =
443 { 0,
444 4, 5, 6, 7, 8, 9, 10, 11, 12, 13,
445 14, 15, 16, 17, 4, 18, 19, 20, 21, 23,
446 23, 29, 23, 25, 23, 22, 28, 27, 26, 24,
447 24, 22, 24, 30, 24, 28, 27, 26, 32, 32,
448 32, 32, 32, 31, 22, 32, 30, 32, 32, 32,
449 32, 32, 32, 32, 32, 32, 31, 3, 32, 32,
450 32, 32, 32, 32, 32, 32, 32, 32, 32, 32,
451 32, 32, 32, 32, 32, 32, 32
452 } ;
453
454static yyconstconst flex_int16_t yy_chk[78] =
455 { 0,
456 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
457 1, 1, 1, 1, 1, 1, 1, 1, 1, 8,
458 22, 35, 29, 34, 30, 33, 28, 27, 25, 8,
459 22, 24, 29, 24, 30, 15, 14, 9, 3, 0,
460 0, 0, 0, 24, 31, 0, 31, 0, 0, 0,
461 0, 0, 0, 0, 0, 0, 31, 32, 32, 32,
462 32, 32, 32, 32, 32, 32, 32, 32, 32, 32,
463 32, 32, 32, 32, 32, 32, 32
464 } ;
465
466static yy_state_type yy_last_accepting_state;
467static char *yy_last_accepting_cpos;
468
469extern int yy_flex_debug;
470int yy_flex_debug = 0;
471
472/* The intent behind this definition is that it'll catch
473 * any uses of REJECT which flex missed.
474 */
475#define REJECTreject_used_but_not_detected reject_used_but_not_detected
476#define yymore()yymore_used_but_not_detected yymore_used_but_not_detected
477#define YY_MORE_ADJ0 0
478#define YY_RESTORE_YY_MORE_OFFSET
479char *yytext;
480#line 1 "lex.l"
481#line 2 "lex.l"
482/*****************************************************************************/
483/*
484
485Copyright 1989,1998 The Open Group
486
487Permission to use, copy, modify, distribute, and sell this software and its
488documentation for any purpose is hereby granted without fee, provided that
489the above copyright notice appear in all copies and that both that
490copyright notice and this permission notice appear in supporting
491documentation.
492
493The above copyright notice and this permission notice shall be included in
494all copies or substantial portions of the Software.
495
496THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
497IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
498FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
499OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
500AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
501CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
502
503Except as contained in this notice, the name of The Open Group shall not be
504used in advertising or otherwise to promote the sale, use or other dealings
505in this Software without prior written authorization from The Open Group.
506
507*/
508/** Copyright 1988 by Evans & Sutherland Computer Corporation, **/
509/** Salt Lake City, Utah **/
510/** Cambridge, Massachusetts **/
511/** **/
512/** All Rights Reserved **/
513/** **/
514/** Permission to use, copy, modify, and distribute this software and **/
515/** its documentation for any purpose and without fee is hereby **/
516/** granted, provided that the above copyright notice appear in all **/
517/** copies and that both that copyright notice and this permis- **/
518/** sion notice appear in supporting documentation, and that the **/
519/** name of Evans & Sutherland not be used in advertising **/
520/** in publicity pertaining to distribution of the software without **/
521/** specific, written prior permission. **/
522/** **/
523/** EVANS & SUTHERLAND DISCLAIMs ALL WARRANTIES WITH REGARD **/
524/** TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANT- **/
525/** ABILITY AND FITNESS, IN NO EVENT SHALL EVANS & SUTHERLAND **/
526/** BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAM- **/
527/** AGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA **/
528/** OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER **/
529/** TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE **/
530/** OR PERFORMANCE OF THIS SOFTWARE. **/
531/*****************************************************************************/
532
533/***********************************************************************
534 *
535 * $Xorg: lex.l,v 1.4 2001/02/09 02:05:36 xorgcvs Exp $
536 *
537 * .twmrc lex file
538 *
539 * 12-Nov-87 Thomas E. LaStrange File created
540 *
541 ***********************************************************************/
542/* $XFree86: xc/programs/twm/lex.l,v 3.13 2001/08/27 21:11:39 dawes Exp $ */
543
544/* #include <stdio.h> */ /* lex already includes stdio.h */
545#include "twm.h"
546#include "gram.h"
547#include "list.h"
548#include "parse.h"
549
550#ifdef FLEX_SCANNER
551int yylineno;
552
553#undef YY_INPUT
554#define YY_INPUT(buf,result,size)((result) = doinput((buf),(size))) ((result) = doinput((buf),(size)))
555int doinput (char *buf, int size)
556{
557 int c;
558
559 if (size == 0)
560 return (0);
561
562 if ((c = (*twmInputFunc)()) <= 0)
563 return (0);
564
565 buf[0] = c;
566 return (1);
567}
568#define YY_NO_UNPUT
569#endif
570
571#line 572 "lex.c"
572
573#define INITIAL0 0
574
575#ifndef YY_NO_UNISTD_H
576/* Special case for "unistd.h", since it is non-ANSI. We include it way
577 * down here because we want the user's section 1 to have been scanned first.
578 * The user has a chance to override it with an option.
579 */
580#include <unistd.h>
581#endif
582
583#ifndef YY_EXTRA_TYPEvoid *
584#define YY_EXTRA_TYPEvoid * void *
585#endif
586
587static int yy_init_globals (void );
588
589/* Accessor methods to globals.
590 These are made visible to non-reentrant scanners for convenience. */
591
592int yylex_destroy (void );
593
594int yyget_debug (void );
595
596void yyset_debug (int debug_flag );
597
598YY_EXTRA_TYPEvoid * yyget_extra (void );
599
600void yyset_extra (YY_EXTRA_TYPEvoid * user_defined );
601
602FILE *yyget_in (void );
603
604void yyset_in (FILE * in_str );
605
606FILE *yyget_out (void );
607
608void yyset_out (FILE * out_str );
609
610int yyget_leng (void );
611
612char *yyget_text (void );
613
614int yyget_lineno (void );
615
616void yyset_lineno (int line_number );
617
618/* Macros after this point can all be overridden by user definitions in
619 * section 1.
620 */
621
622#ifndef YY_SKIP_YYWRAP
623#ifdef __cplusplus
624extern "C" int yywrap (void );
625#else
626extern int yywrap (void );
627#endif
628#endif
629
630 static void yyunput (int c,char *buf_ptr );
631
632#ifndef yytext_ptryytext
633static void yy_flex_strncpy (char *,yyconstconst char *,int );
634#endif
635
636#ifdef YY_NEED_STRLEN
637static int yy_flex_strlen (yyconstconst char * );
638#endif
639
640#ifndef YY_NO_INPUT
641
642#ifdef __cplusplus
643static int yyinput (void );
644#else
645static int input (void );
646#endif
647
648#endif
649
650/* Amount of stuff to slurp up with each read. */
651#ifndef YY_READ_BUF_SIZE8192
652#ifdef __ia64__
653/* On IA-64, the buffer size is 16k, not 8k */
654#define YY_READ_BUF_SIZE8192 16384
655#else
656#define YY_READ_BUF_SIZE8192 8192
657#endif /* __ia64__ */
658#endif
659
660/* Copy whatever the last rule matched to the standard output. */
661#ifndef ECHOdo { if (fwrite( yytext, yyleng, 1, yyout )) {} } while (0)
662/* This used to be an fputs(), but since the string might contain NUL's,
663 * we now use fwrite().
664 */
665#define ECHOdo { if (fwrite( yytext, yyleng, 1, yyout )) {} } while (0) do { if (fwrite( yytext, yyleng, 1, yyout )) {} } while (0)
666#endif
667
668/* Gets input and stuffs it into "buf". number of characters read, or YY_NULL,
669 * is returned in "result".
670 */
671#ifndef YY_INPUT
672#define YY_INPUT(buf,result,max_size)((result) = doinput((buf),(max_size))) \
673 if ( YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_is_interactive ) \
674 { \
675 int c = '*'; \
676 size_t n; \
677 for ( n = 0; n < max_size && \
678 (c = getc( yyin )_IO_getc (yyin)) != EOF(-1) && c != '\n'; ++n ) \
679 buf[n] = (char) c; \
680 if ( c == '\n' ) \
681 buf[n++] = (char) c; \
682 if ( c == EOF(-1) && ferror( yyin ) ) \
683 YY_FATAL_ERROR( "input in flex scanner failed" )yy_fatal_error( "input in flex scanner failed" ); \
684 result = n; \
685 } \
686 else \
687 { \
688 errno(*__errno_location ())=0; \
689 while ( (result = fread(buf, 1, max_size, yyin))==0 && ferror(yyin)) \
690 { \
691 if( errno(*__errno_location ()) != EINTR4) \
692 { \
693 YY_FATAL_ERROR( "input in flex scanner failed" )yy_fatal_error( "input in flex scanner failed" ); \
694 break; \
695 } \
696 errno(*__errno_location ())=0; \
697 clearerr(yyin); \
698 } \
699 }\
700\
701
702#endif
703
704/* No semi-colon after return; correct usage is to write "yyterminate();" -
705 * we don't want an extra ';' after the "return" because that will cause
706 * some compilers to complain about unreachable statements.
707 */
708#ifndef yyterminate
709#define yyterminate()return 0 return YY_NULL0
710#endif
711
712/* Number of entries by which start-condition stack grows. */
713#ifndef YY_START_STACK_INCR25
714#define YY_START_STACK_INCR25 25
715#endif
716
717/* Report a fatal error. */
718#ifndef YY_FATAL_ERROR
719#define YY_FATAL_ERROR(msg)yy_fatal_error( msg ) yy_fatal_error( msg )
720#endif
721
722/* end tables serialization structures and prototypes */
723
724/* Default declaration of generated scanner - a define so the user can
725 * easily add parameters.
726 */
727#ifndef YY_DECLint yylex (void)
728#define YY_DECL_IS_OURS1 1
729
730extern int yylex (void);
731
732#define YY_DECLint yylex (void) int yylex (void)
733#endif /* !YY_DECL */
734
735/* Code executed at the beginning of each rule, after yytext and yyleng
736 * have been set up.
737 */
738#ifndef YY_USER_ACTION
739#define YY_USER_ACTION
740#endif
741
742/* Code executed at the end of each rule. */
743#ifndef YY_BREAKbreak;
744#define YY_BREAKbreak; break;
745#endif
746
747#define YY_RULE_SETUP \
748 YY_USER_ACTION
749
750/** The main scanner function which does all the work.
751 */
752YY_DECLint yylex (void)
753{
754 register yy_state_type yy_current_state;
755 register char *yy_cp, *yy_bp;
756 register int yy_act;
757
758#line 95 "lex.l"
759
760#line 761 "lex.c"
761
762 if ( !(yy_init) )
763 {
764 (yy_init) = 1;
765
766#ifdef YY_USER_INIT
767 YY_USER_INIT;
768#endif
769
770 if ( ! (yy_start) )
771 (yy_start) = 1; /* first start state */
772
773 if ( ! yyin )
774 yyin = stdinstdin;
775
776 if ( ! yyout )
777 yyout = stdoutstdout;
778
779 if ( ! YY_CURRENT_BUFFER( (yy_buffer_stack) ? (yy_buffer_stack)[(yy_buffer_stack_top)
] : ((void*)0)) ) {
780 yyensure_buffer_stack ();
781 YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)] =
782 yy_create_buffer(yyin,YY_BUF_SIZE16384 );
783 }
784
785 yy_load_buffer_state( );
786 }
787
788 while ( 1 ) /* loops until end-of-file is reached */
789 {
790 yy_cp = (yy_c_buf_p);
791
792 /* Support of yytext. */
793 *yy_cp = (yy_hold_char);
794
795 /* yy_bp points to the position in yy_ch_buf of the start of
796 * the current run.
797 */
798 yy_bp = yy_cp;
799
800 yy_current_state = (yy_start);
801yy_match:
802 do
803 {
804 register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)((unsigned int) (unsigned char) *yy_cp)];
805 if ( yy_accept[yy_current_state] )
806 {
807 (yy_last_accepting_state) = yy_current_state;
808 (yy_last_accepting_cpos) = yy_cp;
809 }
810 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
811 {
812 yy_current_state = (int) yy_def[yy_current_state];
813 if ( yy_current_state >= 33 )
814 yy_c = yy_meta[(unsigned int) yy_c];
815 }
816 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
817 ++yy_cp;
818 }
819 while ( yy_base[yy_current_state] != 58 );
820
821yy_find_action:
822 yy_act = yy_accept[yy_current_state];
823 if ( yy_act == 0 )
824 { /* have to back up */
825 yy_cp = (yy_last_accepting_cpos);
826 yy_current_state = (yy_last_accepting_state);
827 yy_act = yy_accept[yy_current_state];
828 }
829
830 YY_DO_BEFORE_ACTION(yytext) = yy_bp; yyleng = (size_t) (yy_cp - yy_bp); (yy_hold_char
) = *yy_cp; *yy_cp = '\0'; (yy_c_buf_p) = yy_cp;;
831
832do_action: /* This label is used only to access EOF actions. */
833
834 switch ( yy_act )
835 { /* beginning of action switch */
836 case 0: /* must back up */
837 /* undo the effects of YY_DO_BEFORE_ACTION */
838 *yy_cp = (yy_hold_char);
839 yy_cp = (yy_last_accepting_cpos);
840 yy_current_state = (yy_last_accepting_state);
841 goto yy_find_action;
842
843case 1:
844YY_RULE_SETUP
845#line 96 "lex.l"
846{ return (LB257); }
847 YY_BREAKbreak;
848case 2:
849YY_RULE_SETUP
850#line 97 "lex.l"
851{ return (RB258); }
852 YY_BREAKbreak;
853case 3:
854YY_RULE_SETUP
855#line 98 "lex.l"
856{ return (LP259); }
857 YY_BREAKbreak;
858case 4:
859YY_RULE_SETUP
860#line 99 "lex.l"
861{ return (RP260); }
862 YY_BREAKbreak;
863case 5:
864YY_RULE_SETUP
865#line 100 "lex.l"
866{ return (EQUALS301); }
867 YY_BREAKbreak;
868case 6:
869YY_RULE_SETUP
870#line 101 "lex.l"
871{ return (COLON300); }
872 YY_BREAKbreak;
873case 7:
874YY_RULE_SETUP
875#line 102 "lex.l"
876{ return PLUS265; }
877 YY_BREAKbreak;
878case 8:
879YY_RULE_SETUP
880#line 103 "lex.l"
881{ return MINUS266; }
882 YY_BREAKbreak;
883case 9:
884YY_RULE_SETUP
885#line 104 "lex.l"
886{ return OR268; }
887 YY_BREAKbreak;
888case 10:
889YY_RULE_SETUP
890#line 106 "lex.l"
891{ int token = parse_keyword ((char *)yytext,
892 &yylval.num);
893 if (token == ERRORTOKEN326) {
894 twmrc_error_prefix();
895 fprintf (stderrstderr,
896 "ignoring unknown keyword: %s\n",
897 yytext);
898 ParseError = 1;
899 } else
900 return token;
901 }
902 YY_BREAKbreak;
903case 11:
904YY_RULE_SETUP
905#line 118 "lex.l"
906{ yylval.num = F_EXEC106; return FSKEYWORD320; }
907 YY_BREAKbreak;
908case 12:
909YY_RULE_SETUP
910#line 119 "lex.l"
911{ yylval.num = F_CUT107; return FSKEYWORD320; }
912 YY_BREAKbreak;
913case 13:
914/* rule 13 can match eol */
915YY_RULE_SETUP
916#line 121 "lex.l"
917{ yylval.ptr = (char *)yytext; return STRING328; }
918 YY_BREAKbreak;
919case 14:
920YY_RULE_SETUP
921#line 122 "lex.l"
922{ (void)sscanf((char *)yytext, "%d", &yylval.num);
923 return (NUMBER314);
924 }
925 YY_BREAKbreak;
926case 15:
927/* rule 15 can match eol */
928YY_RULE_SETUP
929#line 125 "lex.l"
930{;}
931 YY_BREAKbreak;
932case 16:
933/* rule 16 can match eol */
934YY_RULE_SETUP
935#line 126 "lex.l"
936{;}
937 YY_BREAKbreak;
938case 17:
939YY_RULE_SETUP
940#line 127 "lex.l"
941{
942 twmrc_error_prefix();
943 fprintf (stderrstderr,
944 "ignoring character \"%s\"\n",
945 yytext);
946 ParseError = 1;
947 }
948 YY_BREAKbreak;
949case 18:
950YY_RULE_SETUP
951#line 134 "lex.l"
952ECHOdo { if (fwrite( yytext, yyleng, 1, yyout )) {} } while (0);
953 YY_BREAKbreak;
954#line 955 "lex.c"
955case YY_STATE_EOF(INITIAL)(19 + 0 + 1):
956 yyterminate()return 0;
957
958 case YY_END_OF_BUFFER19:
959 {
960 /* Amount of text matched not including the EOB char. */
961 int yy_amount_of_matched_text = (int) (yy_cp - (yytext_ptryytext)) - 1;
962
963 /* Undo the effects of YY_DO_BEFORE_ACTION. */
964 *yy_cp = (yy_hold_char);
965 YY_RESTORE_YY_MORE_OFFSET
966
967 if ( YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_buffer_status == YY_BUFFER_NEW0 )
968 {
969 /* We're scanning a new file or input source. It's
970 * possible that this happened because the user
971 * just pointed yyin at a new source and called
972 * yylex(). If so, then we have to assure
973 * consistency between YY_CURRENT_BUFFER and our
974 * globals. Here is the right place to do so, because
975 * this is the first action (other than possibly a
976 * back-up) that will match for the new input source.
977 */
978 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_n_chars;
979 YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_input_file = yyin;
980 YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_buffer_status = YY_BUFFER_NORMAL1;
981 }
982
983 /* Note that here we test for yy_c_buf_p "<=" to the position
984 * of the first EOB in the buffer, since yy_c_buf_p will
985 * already have been incremented past the NUL character
986 * (since all states make transitions on EOB to the
987 * end-of-buffer state). Contrast this with the test
988 * in input().
989 */
990 if ( (yy_c_buf_p) <= &YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_ch_buf[(yy_n_chars)] )
991 { /* This was really a NUL. */
992 yy_state_type yy_next_state;
993
994 (yy_c_buf_p) = (yytext_ptryytext) + yy_amount_of_matched_text;
995
996 yy_current_state = yy_get_previous_state( );
997
998 /* Okay, we're now positioned to make the NUL
999 * transition. We couldn't have
1000 * yy_get_previous_state() go ahead and do it
1001 * for us because it doesn't know how to deal
1002 * with the possibility of jamming (and we don't
1003 * want to build jamming into it because then it
1004 * will run more slowly).
1005 */
1006
1007 yy_next_state = yy_try_NUL_trans( yy_current_state );
1008
1009 yy_bp = (yytext_ptryytext) + YY_MORE_ADJ0;
1010
1011 if ( yy_next_state )
1012 {
1013 /* Consume the NUL. */
1014 yy_cp = ++(yy_c_buf_p);
1015 yy_current_state = yy_next_state;
1016 goto yy_match;
1017 }
1018
1019 else
1020 {
1021 yy_cp = (yy_c_buf_p);
1022 goto yy_find_action;
1023 }
1024 }
1025
1026 else switch ( yy_get_next_buffer( ) )
1027 {
1028 case EOB_ACT_END_OF_FILE1:
1029 {
1030 (yy_did_buffer_switch_on_eof) = 0;
1031
1032 if ( yywrap( ) )
1033 {
1034 /* Note: because we've taken care in
1035 * yy_get_next_buffer() to have set up
1036 * yytext, we can now set up
1037 * yy_c_buf_p so that if some total
1038 * hoser (like flex itself) wants to
1039 * call the scanner after we return the
1040 * YY_NULL, it'll still work - another
1041 * YY_NULL will get returned.
1042 */
1043 (yy_c_buf_p) = (yytext_ptryytext) + YY_MORE_ADJ0;
1044
1045 yy_act = YY_STATE_EOF(YY_START)(19 + (((yy_start) - 1) / 2) + 1);
1046 goto do_action;
1047 }
1048
1049 else
1050 {
1051 if ( ! (yy_did_buffer_switch_on_eof) )
1052 YY_NEW_FILEyyrestart(yyin );
1053 }
1054 break;
1055 }
1056
1057 case EOB_ACT_CONTINUE_SCAN0:
1058 (yy_c_buf_p) =
1059 (yytext_ptryytext) + yy_amount_of_matched_text;
1060
1061 yy_current_state = yy_get_previous_state( );
1062
1063 yy_cp = (yy_c_buf_p);
1064 yy_bp = (yytext_ptryytext) + YY_MORE_ADJ0;
1065 goto yy_match;
1066
1067 case EOB_ACT_LAST_MATCH2:
1068 (yy_c_buf_p) =
1069 &YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_ch_buf[(yy_n_chars)];
1070
1071 yy_current_state = yy_get_previous_state( );
1072
1073 yy_cp = (yy_c_buf_p);
1074 yy_bp = (yytext_ptryytext) + YY_MORE_ADJ0;
1075 goto yy_find_action;
1076 }
1077 break;
1078 }
1079
1080 default:
1081 YY_FATAL_ERROR(yy_fatal_error( "fatal flex scanner internal error--no action found"
)
1082 "fatal flex scanner internal error--no action found" )yy_fatal_error( "fatal flex scanner internal error--no action found"
);
1083 } /* end of action switch */
1084 } /* end of scanning one token */
1085} /* end of yylex */
1086
1087/* yy_get_next_buffer - try to read in a new buffer
1088 *
1089 * Returns a code representing an action:
1090 * EOB_ACT_LAST_MATCH -
1091 * EOB_ACT_CONTINUE_SCAN - continue scanning from current position
1092 * EOB_ACT_END_OF_FILE - end of file
1093 */
1094static int yy_get_next_buffer (void)
1095{
1096 register char *dest = YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_ch_buf;
1097 register char *source = (yytext_ptryytext);
1098 register int number_to_move, i;
1099 int ret_val;
1100
1101 if ( (yy_c_buf_p) > &YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_ch_buf[(yy_n_chars) + 1] )
1102 YY_FATAL_ERROR(yy_fatal_error( "fatal flex scanner internal error--end of buffer missed"
)
1103 "fatal flex scanner internal error--end of buffer missed" )yy_fatal_error( "fatal flex scanner internal error--end of buffer missed"
);
1104
1105 if ( YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_fill_buffer == 0 )
1106 { /* Don't try to fill the buffer, so this is an EOF. */
1107 if ( (yy_c_buf_p) - (yytext_ptryytext) - YY_MORE_ADJ0 == 1 )
1108 {
1109 /* We matched a single character, the EOB, so
1110 * treat this as a final EOF.
1111 */
1112 return EOB_ACT_END_OF_FILE1;
1113 }
1114
1115 else
1116 {
1117 /* We matched some text prior to the EOB, first
1118 * process it.
1119 */
1120 return EOB_ACT_LAST_MATCH2;
1121 }
1122 }
1123
1124 /* Try to read more data. */
1125
1126 /* First move last chars to start of buffer. */
1127 number_to_move = (int) ((yy_c_buf_p) - (yytext_ptryytext)) - 1;
1128
1129 for ( i = 0; i < number_to_move; ++i )
1130 *(dest++) = *(source++);
1131
1132 if ( YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_buffer_status == YY_BUFFER_EOF_PENDING2 )
1133 /* don't do the read, it's not guaranteed to return an EOF,
1134 * just force an EOF
1135 */
1136 YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_n_chars = (yy_n_chars) = 0;
1137
1138 else
1139 {
1140 int num_to_read =
1141 YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_buf_size - number_to_move - 1;
1142
1143 while ( num_to_read <= 0 )
1144 { /* Not enough room in the buffer - grow it. */
1145
1146 /* just a shorter name for the current buffer */
1147 YY_BUFFER_STATE b = YY_CURRENT_BUFFER( (yy_buffer_stack) ? (yy_buffer_stack)[(yy_buffer_stack_top)
] : ((void*)0));
1148
1149 int yy_c_buf_p_offset =
1150 (int) ((yy_c_buf_p) - b->yy_ch_buf);
1151
1152 if ( b->yy_is_our_buffer )
1153 {
1154 int new_size = b->yy_buf_size * 2;
1155
1156 if ( new_size <= 0 )
1157 b->yy_buf_size += b->yy_buf_size / 8;
1158 else
1159 b->yy_buf_size *= 2;
1160
1161 b->yy_ch_buf = (char *)
1162 /* Include room in for 2 EOB chars. */
1163 yyrealloc((void *) b->yy_ch_buf,b->yy_buf_size + 2 );
1164 }
1165 else
1166 /* Can't grow it, we don't own it. */
1167 b->yy_ch_buf = 0;
1168
1169 if ( ! b->yy_ch_buf )
1170 YY_FATAL_ERROR(yy_fatal_error( "fatal error - scanner input buffer overflow"
)
1171 "fatal error - scanner input buffer overflow" )yy_fatal_error( "fatal error - scanner input buffer overflow"
);
1172
1173 (yy_c_buf_p) = &b->yy_ch_buf[yy_c_buf_p_offset];
1174
1175 num_to_read = YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_buf_size -
1176 number_to_move - 1;
1177
1178 }
1179
1180 if ( num_to_read > YY_READ_BUF_SIZE8192 )
1181 num_to_read = YY_READ_BUF_SIZE8192;
1182
1183 /* Read in more data. */
1184 YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]),(((yy_n_chars)) = doinput(((&(yy_buffer_stack)[(yy_buffer_stack_top
)]->yy_ch_buf[number_to_move])),((size_t) num_to_read)))
1185 (yy_n_chars), (size_t) num_to_read )(((yy_n_chars)) = doinput(((&(yy_buffer_stack)[(yy_buffer_stack_top
)]->yy_ch_buf[number_to_move])),((size_t) num_to_read)));
1186
1187 YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_n_chars = (yy_n_chars);
1188 }
1189
1190 if ( (yy_n_chars) == 0 )
1191 {
1192 if ( number_to_move == YY_MORE_ADJ0 )
1193 {
1194 ret_val = EOB_ACT_END_OF_FILE1;
1195 yyrestart(yyin );
1196 }
1197
1198 else
1199 {
1200 ret_val = EOB_ACT_LAST_MATCH2;
1201 YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_buffer_status =
1202 YY_BUFFER_EOF_PENDING2;
1203 }
1204 }
1205
1206 else
1207 ret_val = EOB_ACT_CONTINUE_SCAN0;
1208
1209 if ((yy_size_t) ((yy_n_chars) + number_to_move) > YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_buf_size) {
1210 /* Extend the array by 50%, plus the number we really need. */
1211 yy_size_t new_size = (yy_n_chars) + number_to_move + ((yy_n_chars) >> 1);
1212 YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_ch_buf = (char *) yyrealloc((void *) YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_ch_buf,new_size );
1213 if ( ! YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_ch_buf )
1214 YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" )yy_fatal_error( "out of dynamic memory in yy_get_next_buffer()"
);
1215 }
1216
1217 (yy_n_chars) += number_to_move;
1218 YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_ch_buf[(yy_n_chars)] = YY_END_OF_BUFFER_CHAR0;
1219 YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_ch_buf[(yy_n_chars) + 1] = YY_END_OF_BUFFER_CHAR0;
1220
1221 (yytext_ptryytext) = &YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_ch_buf[0];
1222
1223 return ret_val;
1224}
1225
1226/* yy_get_previous_state - get the state just before the EOB char was reached */
1227
1228 static yy_state_type yy_get_previous_state (void)
1229{
1230 register yy_state_type yy_current_state;
1231 register char *yy_cp;
1232
1233 yy_current_state = (yy_start);
1234
1235 for ( yy_cp = (yytext_ptryytext) + YY_MORE_ADJ0; yy_cp < (yy_c_buf_p); ++yy_cp )
1236 {
1237 register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)((unsigned int) (unsigned char) *yy_cp)] : 1);
1238 if ( yy_accept[yy_current_state] )
1239 {
1240 (yy_last_accepting_state) = yy_current_state;
1241 (yy_last_accepting_cpos) = yy_cp;
1242 }
1243 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
1244 {
1245 yy_current_state = (int) yy_def[yy_current_state];
1246 if ( yy_current_state >= 33 )
1247 yy_c = yy_meta[(unsigned int) yy_c];
1248 }
1249 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
1250 }
1251
1252 return yy_current_state;
1253}
1254
1255/* yy_try_NUL_trans - try to make a transition on the NUL character
1256 *
1257 * synopsis
1258 * next_state = yy_try_NUL_trans( current_state );
1259 */
1260 static yy_state_type yy_try_NUL_trans (yy_state_type yy_current_state )
1261{
1262 register int yy_is_jam;
1263 register char *yy_cp = (yy_c_buf_p);
1264
1265 register YY_CHAR yy_c = 1;
1266 if ( yy_accept[yy_current_state] )
1267 {
1268 (yy_last_accepting_state) = yy_current_state;
1269 (yy_last_accepting_cpos) = yy_cp;
1270 }
1271 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
1272 {
1273 yy_current_state = (int) yy_def[yy_current_state];
1274 if ( yy_current_state >= 33 )
1275 yy_c = yy_meta[(unsigned int) yy_c];
1276 }
1277 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
1278 yy_is_jam = (yy_current_state == 32);
1279
1280 return yy_is_jam ? 0 : yy_current_state;
1281}
1282
1283 static void yyunput (int c, register char * yy_bp )
1284{
1285 register char *yy_cp;
1286
1287 yy_cp = (yy_c_buf_p);
1288
1289 /* undo effects of setting up yytext */
1290 *yy_cp = (yy_hold_char);
1291
1292 if ( yy_cp < YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_ch_buf + 2 )
1293 { /* need to shift things up to make room */
1294 /* +2 for EOB chars. */
1295 register int number_to_move = (yy_n_chars) + 2;
1296 register char *dest = &YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_ch_buf[
1297 YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_buf_size + 2];
1298 register char *source =
1299 &YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_ch_buf[number_to_move];
1300
1301 while ( source > YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_ch_buf )
1302 *--dest = *--source;
1303
1304 yy_cp += (int) (dest - source);
1305 yy_bp += (int) (dest - source);
1306 YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_n_chars =
1307 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_buf_size;
1308
1309 if ( yy_cp < YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_ch_buf + 2 )
1310 YY_FATAL_ERROR( "flex scanner push-back overflow" )yy_fatal_error( "flex scanner push-back overflow" );
1311 }
1312
1313 *--yy_cp = (char) c;
1314
1315 (yytext_ptryytext) = yy_bp;
1316 (yy_hold_char) = *yy_cp;
1317 (yy_c_buf_p) = yy_cp;
1318}
1319
1320#ifndef YY_NO_INPUT
1321#ifdef __cplusplus
1322 static int yyinput (void)
1323#else
1324 static int input (void)
1325#endif
1326
1327{
1328 int c;
1329
1330 *(yy_c_buf_p) = (yy_hold_char);
1331
1332 if ( *(yy_c_buf_p) == YY_END_OF_BUFFER_CHAR0 )
1333 {
1334 /* yy_c_buf_p now points to the character we want to return.
1335 * If this occurs *before* the EOB characters, then it's a
1336 * valid NUL; if not, then we've hit the end of the buffer.
1337 */
1338 if ( (yy_c_buf_p) < &YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_ch_buf[(yy_n_chars)] )
1339 /* This was really a NUL. */
1340 *(yy_c_buf_p) = '\0';
1341
1342 else
1343 { /* need more input */
1344 int offset = (yy_c_buf_p) - (yytext_ptryytext);
1345 ++(yy_c_buf_p);
1346
1347 switch ( yy_get_next_buffer( ) )
1348 {
1349 case EOB_ACT_LAST_MATCH2:
1350 /* This happens because yy_g_n_b()
1351 * sees that we've accumulated a
1352 * token and flags that we need to
1353 * try matching the token before
1354 * proceeding. But for input(),
1355 * there's no matching to consider.
1356 * So convert the EOB_ACT_LAST_MATCH
1357 * to EOB_ACT_END_OF_FILE.
1358 */
1359
1360 /* Reset buffer status. */
1361 yyrestart(yyin );
1362
1363 /*FALLTHROUGH*/
1364
1365 case EOB_ACT_END_OF_FILE1:
1366 {
1367 if ( yywrap( ) )
1368 return EOF(-1);
1369
1370 if ( ! (yy_did_buffer_switch_on_eof) )
1371 YY_NEW_FILEyyrestart(yyin );
1372#ifdef __cplusplus
1373 return yyinput();
1374#else
1375 return input()(*twmInputFunc)();
1376#endif
1377 }
1378
1379 case EOB_ACT_CONTINUE_SCAN0:
1380 (yy_c_buf_p) = (yytext_ptryytext) + offset;
1381 break;
1382 }
1383 }
1384 }
1385
1386 c = *(unsigned char *) (yy_c_buf_p); /* cast for 8-bit char's */
1387 *(yy_c_buf_p) = '\0'; /* preserve yytext */
1388 (yy_hold_char) = *++(yy_c_buf_p);
1389
1390 return c;
1391}
1392#endif /* ifndef YY_NO_INPUT */
1393
1394/** Immediately switch to a different input stream.
1395 * @param input_file A readable stream.
1396 *
1397 * @note This function does not reset the start condition to @c INITIAL .
1398 */
1399 void yyrestart (FILE * input_file )
1400{
1401
1402 if ( ! YY_CURRENT_BUFFER( (yy_buffer_stack) ? (yy_buffer_stack)[(yy_buffer_stack_top)
] : ((void*)0)) ){
1403 yyensure_buffer_stack ();
1404 YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)] =
1405 yy_create_buffer(yyin,YY_BUF_SIZE16384 );
1406 }
1407
1408 yy_init_buffer(YY_CURRENT_BUFFER( (yy_buffer_stack) ? (yy_buffer_stack)[(yy_buffer_stack_top)
] : ((void*)0)),input_file );
1409 yy_load_buffer_state( );
1410}
1411
1412/** Switch to a different input buffer.
1413 * @param new_buffer The new input buffer.
1414 *
1415 */
1416 void yy_switch_to_buffer (YY_BUFFER_STATE new_buffer )
1417{
1418
1419 /* TODO. We should be able to replace this entire function body
1420 * with
1421 * yypop_buffer_state();
1422 * yypush_buffer_state(new_buffer);
1423 */
1424 yyensure_buffer_stack ();
1425 if ( YY_CURRENT_BUFFER( (yy_buffer_stack) ? (yy_buffer_stack)[(yy_buffer_stack_top)
] : ((void*)0)) == new_buffer )
1
Within the expansion of the macro 'YY_CURRENT_BUFFER':
a
Assuming 'yy_buffer_stack' is null
2
Taking false branch
1426 return;
1427
1428 if ( YY_CURRENT_BUFFER( (yy_buffer_stack) ? (yy_buffer_stack)[(yy_buffer_stack_top)
] : ((void*)0)) )
3
Taking false branch
1429 {
1430 /* Flush out information for old buffer. */
1431 *(yy_c_buf_p) = (yy_hold_char);
1432 YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_buf_pos = (yy_c_buf_p);
1433 YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_n_chars = (yy_n_chars);
1434 }
1435
1436 YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)] = new_buffer;
4
Within the expansion of the macro 'YY_CURRENT_BUFFER_LVALUE':
a
Array access (from variable 'yy_buffer_stack') results in a null pointer dereference
1437 yy_load_buffer_state( );
1438
1439 /* We don't actually know whether we did this switch during
1440 * EOF (yywrap()) processing, but the only time this flag
1441 * is looked at is after yywrap() is called, so it's safe
1442 * to go ahead and always set it.
1443 */
1444 (yy_did_buffer_switch_on_eof) = 1;
1445}
1446
1447static void yy_load_buffer_state (void)
1448{
1449 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_n_chars;
1450 (yytext_ptryytext) = (yy_c_buf_p) = YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_buf_pos;
1451 yyin = YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_input_file;
1452 (yy_hold_char) = *(yy_c_buf_p);
1453}
1454
1455/** Allocate and initialize an input buffer state.
1456 * @param file A readable stream.
1457 * @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE.
1458 *
1459 * @return the allocated buffer state.
1460 */
1461 YY_BUFFER_STATE yy_create_buffer (FILE * file, int size )
1462{
1463 YY_BUFFER_STATE b;
1464
1465 b = (YY_BUFFER_STATE) yyalloc(sizeof( struct yy_buffer_state ) );
1466 if ( ! b )
1467 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" )yy_fatal_error( "out of dynamic memory in yy_create_buffer()"
);
1468
1469 b->yy_buf_size = size;
1470
1471 /* yy_ch_buf has to be 2 characters longer than the size given because
1472 * we need to put in 2 end-of-buffer characters.
1473 */
1474 b->yy_ch_buf = (char *) yyalloc(b->yy_buf_size + 2 );
1475 if ( ! b->yy_ch_buf )
1476 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" )yy_fatal_error( "out of dynamic memory in yy_create_buffer()"
);
1477
1478 b->yy_is_our_buffer = 1;
1479
1480 yy_init_buffer(b,file );
1481
1482 return b;
1483}
1484
1485/** Destroy the buffer.
1486 * @param b a buffer created with yy_create_buffer()
1487 *
1488 */
1489 void yy_delete_buffer (YY_BUFFER_STATE b )
1490{
1491
1492 if ( ! b )
1493 return;
1494
1495 if ( b == YY_CURRENT_BUFFER( (yy_buffer_stack) ? (yy_buffer_stack)[(yy_buffer_stack_top)
] : ((void*)0)) ) /* Not sure if we should pop here. */
1496 YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)] = (YY_BUFFER_STATE) 0;
1497
1498 if ( b->yy_is_our_buffer )
1499 yyfree((void *) b->yy_ch_buf );
1500
1501 yyfree((void *) b );
1502}
1503
1504#ifndef __cplusplus
1505extern int isatty (int );
1506#endif /* __cplusplus */
1507
1508/* Initializes or reinitializes a buffer.
1509 * This function is sometimes called more than once on the same buffer,
1510 * such as during a yyrestart() or at EOF.
1511 */
1512 static void yy_init_buffer (YY_BUFFER_STATE b, FILE * file )
1513
1514{
1515 int oerrno = errno(*__errno_location ());
1516
1517 yy_flush_buffer(b );
1518
1519 b->yy_input_file = file;
1520 b->yy_fill_buffer = 1;
1521
1522 /* If b is the current buffer, then yy_init_buffer was _probably_
1523 * called from yyrestart() or through yy_get_next_buffer.
1524 * In that case, we don't want to reset the lineno or column.
1525 */
1526 if (b != YY_CURRENT_BUFFER( (yy_buffer_stack) ? (yy_buffer_stack)[(yy_buffer_stack_top)
] : ((void*)0))){
1527 b->yy_bs_lineno = 1;
1528 b->yy_bs_column = 0;
1529 }
1530
1531 b->yy_is_interactive = file ? (isatty( fileno(file) ) > 0) : 0;
1532
1533 errno(*__errno_location ()) = oerrno;
1534}
1535
1536/** Discard all buffered characters. On the next scan, YY_INPUT will be called.
1537 * @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER.
1538 *
1539 */
1540 void yy_flush_buffer (YY_BUFFER_STATE b )
1541{
1542 if ( ! b )
1543 return;
1544
1545 b->yy_n_chars = 0;
1546
1547 /* We always need two end-of-buffer characters. The first causes
1548 * a transition to the end-of-buffer state. The second causes
1549 * a jam in that state.
1550 */
1551 b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR0;
1552 b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR0;
1553
1554 b->yy_buf_pos = &b->yy_ch_buf[0];
1555
1556 b->yy_at_bol = 1;
1557 b->yy_buffer_status = YY_BUFFER_NEW0;
1558
1559 if ( b == YY_CURRENT_BUFFER( (yy_buffer_stack) ? (yy_buffer_stack)[(yy_buffer_stack_top)
] : ((void*)0)) )
1560 yy_load_buffer_state( );
1561}
1562
1563/** Pushes the new state onto the stack. The new state becomes
1564 * the current state. This function will allocate the stack
1565 * if necessary.
1566 * @param new_buffer The new state.
1567 *
1568 */
1569void yypush_buffer_state (YY_BUFFER_STATE new_buffer )
1570{
1571 if (new_buffer == NULL((void*)0))
1572 return;
1573
1574 yyensure_buffer_stack();
1575
1576 /* This block is copied from yy_switch_to_buffer. */
1577 if ( YY_CURRENT_BUFFER( (yy_buffer_stack) ? (yy_buffer_stack)[(yy_buffer_stack_top)
] : ((void*)0)) )
1578 {
1579 /* Flush out information for old buffer. */
1580 *(yy_c_buf_p) = (yy_hold_char);
1581 YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_buf_pos = (yy_c_buf_p);
1582 YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)]->yy_n_chars = (yy_n_chars);
1583 }
1584
1585 /* Only push if top exists. Otherwise, replace top. */
1586 if (YY_CURRENT_BUFFER( (yy_buffer_stack) ? (yy_buffer_stack)[(yy_buffer_stack_top)
] : ((void*)0)))
1587 (yy_buffer_stack_top)++;
1588 YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)] = new_buffer;
1589
1590 /* copied from yy_switch_to_buffer. */
1591 yy_load_buffer_state( );
1592 (yy_did_buffer_switch_on_eof) = 1;
1593}
1594
1595/** Removes and deletes the top of the stack, if present.
1596 * The next element becomes the new top.
1597 *
1598 */
1599void yypop_buffer_state (void)
1600{
1601 if (!YY_CURRENT_BUFFER( (yy_buffer_stack) ? (yy_buffer_stack)[(yy_buffer_stack_top)
] : ((void*)0)))
1602 return;
1603
1604 yy_delete_buffer(YY_CURRENT_BUFFER( (yy_buffer_stack) ? (yy_buffer_stack)[(yy_buffer_stack_top)
] : ((void*)0)) );
1605 YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)] = NULL((void*)0);
1606 if ((yy_buffer_stack_top) > 0)
1607 --(yy_buffer_stack_top);
1608
1609 if (YY_CURRENT_BUFFER( (yy_buffer_stack) ? (yy_buffer_stack)[(yy_buffer_stack_top)
] : ((void*)0))) {
1610 yy_load_buffer_state( );
1611 (yy_did_buffer_switch_on_eof) = 1;
1612 }
1613}
1614
1615/* Allocates the stack if it does not exist.
1616 * Guarantees space for at least one push.
1617 */
1618static void yyensure_buffer_stack (void)
1619{
1620 int num_to_alloc;
1621
1622 if (!(yy_buffer_stack)) {
1623
1624 /* First allocation is just for 2 elements, since we don't know if this
1625 * scanner will even need a stack. We use 2 instead of 1 to avoid an
1626 * immediate realloc on the next call.
1627 */
1628 num_to_alloc = 1;
1629 (yy_buffer_stack) = (struct yy_buffer_state**)yyalloc
1630 (num_to_alloc * sizeof(struct yy_buffer_state*)
1631 );
1632 if ( ! (yy_buffer_stack) )
1633 YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" )yy_fatal_error( "out of dynamic memory in yyensure_buffer_stack()"
);
1634
1635 memset((yy_buffer_stack), 0, num_to_alloc * sizeof(struct yy_buffer_state*));
1636
1637 (yy_buffer_stack_max) = num_to_alloc;
1638 (yy_buffer_stack_top) = 0;
1639 return;
1640 }
1641
1642 if ((yy_buffer_stack_top) >= ((yy_buffer_stack_max)) - 1){
1643
1644 /* Increase the buffer to prepare for a possible push. */
1645 int grow_size = 8 /* arbitrary grow size */;
1646
1647 num_to_alloc = (yy_buffer_stack_max) + grow_size;
1648 (yy_buffer_stack) = (struct yy_buffer_state**)yyrealloc
1649 ((yy_buffer_stack),
1650 num_to_alloc * sizeof(struct yy_buffer_state*)
1651 );
1652 if ( ! (yy_buffer_stack) )
1653 YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" )yy_fatal_error( "out of dynamic memory in yyensure_buffer_stack()"
);
1654
1655 /* zero only the new slots.*/
1656 memset((yy_buffer_stack) + (yy_buffer_stack_max), 0, grow_size * sizeof(struct yy_buffer_state*));
1657 (yy_buffer_stack_max) = num_to_alloc;
1658 }
1659}
1660
1661/** Setup the input buffer state to scan directly from a user-specified character buffer.
1662 * @param base the character buffer
1663 * @param size the size in bytes of the character buffer
1664 *
1665 * @return the newly allocated buffer state object.
1666 */
1667YY_BUFFER_STATE yy_scan_buffer (char * base, yy_size_t size )
1668{
1669 YY_BUFFER_STATE b;
1670
1671 if ( size < 2 ||
1672 base[size-2] != YY_END_OF_BUFFER_CHAR0 ||
1673 base[size-1] != YY_END_OF_BUFFER_CHAR0 )
1674 /* They forgot to leave room for the EOB's. */
1675 return 0;
1676
1677 b = (YY_BUFFER_STATE) yyalloc(sizeof( struct yy_buffer_state ) );
1678 if ( ! b )
1679 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_buffer()" )yy_fatal_error( "out of dynamic memory in yy_scan_buffer()" );
1680
1681 b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */
1682 b->yy_buf_pos = b->yy_ch_buf = base;
1683 b->yy_is_our_buffer = 0;
1684 b->yy_input_file = 0;
1685 b->yy_n_chars = b->yy_buf_size;
1686 b->yy_is_interactive = 0;
1687 b->yy_at_bol = 1;
1688 b->yy_fill_buffer = 0;
1689 b->yy_buffer_status = YY_BUFFER_NEW0;
1690
1691 yy_switch_to_buffer(b );
1692
1693 return b;
1694}
1695
1696/** Setup the input buffer state to scan a string. The next call to yylex() will
1697 * scan from a @e copy of @a str.
1698 * @param yystr a NUL-terminated string to scan
1699 *
1700 * @return the newly allocated buffer state object.
1701 * @note If you want to scan bytes that may contain NUL values, then use
1702 * yy_scan_bytes() instead.
1703 */
1704YY_BUFFER_STATE yy_scan_string (yyconstconst char * yystr )
1705{
1706
1707 return yy_scan_bytes(yystr,strlen(yystr) );
1708}
1709
1710/** Setup the input buffer state to scan the given bytes. The next call to yylex() will
1711 * scan from a @e copy of @a bytes.
1712 * @param yybytes the byte buffer to scan
1713 * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes.
1714 *
1715 * @return the newly allocated buffer state object.
1716 */
1717YY_BUFFER_STATE yy_scan_bytes (yyconstconst char * yybytes, int _yybytes_len )
1718{
1719 YY_BUFFER_STATE b;
1720 char *buf;
1721 yy_size_t n;
1722 int i;
1723
1724 /* Get memory for full buffer, including space for trailing EOB's. */
1725 n = _yybytes_len + 2;
1726 buf = (char *) yyalloc(n );
1727 if ( ! buf )
1728 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" )yy_fatal_error( "out of dynamic memory in yy_scan_bytes()" );
1729
1730 for ( i = 0; i < _yybytes_len; ++i )
1731 buf[i] = yybytes[i];
1732
1733 buf[_yybytes_len] = buf[_yybytes_len+1] = YY_END_OF_BUFFER_CHAR0;
1734
1735 b = yy_scan_buffer(buf,n );
1736 if ( ! b )
1737 YY_FATAL_ERROR( "bad buffer in yy_scan_bytes()" )yy_fatal_error( "bad buffer in yy_scan_bytes()" );
1738
1739 /* It's okay to grow etc. this buffer, and we should throw it
1740 * away when we're done.
1741 */
1742 b->yy_is_our_buffer = 1;
1743
1744 return b;
1745}
1746
1747#ifndef YY_EXIT_FAILURE2
1748#define YY_EXIT_FAILURE2 2
1749#endif
1750
1751static void yy_fatal_error (yyconstconst char* msg )
1752{
1753 (void) fprintf( stderrstderr, "%s\n", msg );
1754 exit( YY_EXIT_FAILURE2 );
1755}
1756
1757/* Redefine yyless() so it works in section 3 code. */
1758
1759#undef yyless
1760#define yyless(n)do { int yyless_macro_arg = (n); ; yytext[yyleng] = (yy_hold_char
); (yy_c_buf_p) = yytext + yyless_macro_arg; (yy_hold_char) =
*(yy_c_buf_p); *(yy_c_buf_p) = '\0'; yyleng = yyless_macro_arg
; } while ( 0 ) \
1761 do \
1762 { \
1763 /* Undo effects of setting up yytext. */ \
1764 int yyless_macro_arg = (n); \
1765 YY_LESS_LINENO(yyless_macro_arg);\
1766 yytext[yyleng] = (yy_hold_char); \
1767 (yy_c_buf_p) = yytext + yyless_macro_arg; \
1768 (yy_hold_char) = *(yy_c_buf_p); \
1769 *(yy_c_buf_p) = '\0'; \
1770 yyleng = yyless_macro_arg; \
1771 } \
1772 while ( 0 )
1773
1774/* Accessor methods (get/set functions) to struct members. */
1775
1776/** Get the current line number.
1777 *
1778 */
1779int yyget_lineno (void)
1780{
1781
1782 return yylineno;
1783}
1784
1785/** Get the input stream.
1786 *
1787 */
1788FILE *yyget_in (void)
1789{
1790 return yyin;
1791}
1792
1793/** Get the output stream.
1794 *
1795 */
1796FILE *yyget_out (void)
1797{
1798 return yyout;
1799}
1800
1801/** Get the length of the current token.
1802 *
1803 */
1804int yyget_leng (void)
1805{
1806 return yyleng;
1807}
1808
1809/** Get the current token.
1810 *
1811 */
1812
1813char *yyget_text (void)
1814{
1815 return yytext;
1816}
1817
1818/** Set the current line number.
1819 * @param line_number
1820 *
1821 */
1822void yyset_lineno (int line_number )
1823{
1824
1825 yylineno = line_number;
1826}
1827
1828/** Set the input stream. This does not discard the current
1829 * input buffer.
1830 * @param in_str A readable stream.
1831 *
1832 * @see yy_switch_to_buffer
1833 */
1834void yyset_in (FILE * in_str )
1835{
1836 yyin = in_str ;
1837}
1838
1839void yyset_out (FILE * out_str )
1840{
1841 yyout = out_str ;
1842}
1843
1844int yyget_debug (void)
1845{
1846 return yy_flex_debug;
1847}
1848
1849void yyset_debug (int bdebug )
1850{
1851 yy_flex_debug = bdebug ;
1852}
1853
1854static int yy_init_globals (void)
1855{
1856 /* Initialization is the same as for the non-reentrant scanner.
1857 * This function is called from yylex_destroy(), so don't allocate here.
1858 */
1859
1860 (yy_buffer_stack) = 0;
1861 (yy_buffer_stack_top) = 0;
1862 (yy_buffer_stack_max) = 0;
1863 (yy_c_buf_p) = (char *) 0;
1864 (yy_init) = 0;
1865 (yy_start) = 0;
1866
1867/* Defined in main.c */
1868#ifdef YY_STDINIT
1869 yyin = stdinstdin;
1870 yyout = stdoutstdout;
1871#else
1872 yyin = (FILE *) 0;
1873 yyout = (FILE *) 0;
1874#endif
1875
1876 /* For future reference: Set errno on error, since we are called by
1877 * yylex_init()
1878 */
1879 return 0;
1880}
1881
1882/* yylex_destroy is for both reentrant and non-reentrant scanners. */
1883int yylex_destroy (void)
1884{
1885
1886 /* Pop the buffer stack, destroying each element. */
1887 while(YY_CURRENT_BUFFER( (yy_buffer_stack) ? (yy_buffer_stack)[(yy_buffer_stack_top)
] : ((void*)0))){
1888 yy_delete_buffer(YY_CURRENT_BUFFER( (yy_buffer_stack) ? (yy_buffer_stack)[(yy_buffer_stack_top)
] : ((void*)0)) );
1889 YY_CURRENT_BUFFER_LVALUE(yy_buffer_stack)[(yy_buffer_stack_top)] = NULL((void*)0);
1890 yypop_buffer_state();
1891 }
1892
1893 /* Destroy the stack itself. */
1894 yyfree((yy_buffer_stack) );
1895 (yy_buffer_stack) = NULL((void*)0);
1896
1897 /* Reset the globals. This is important in a non-reentrant scanner so the next time
1898 * yylex() is called, initialization will occur. */
1899 yy_init_globals( );
1900
1901 return 0;
1902}
1903
1904/*
1905 * Internal utility routines.
1906 */
1907
1908#ifndef yytext_ptryytext
1909static void yy_flex_strncpy (char* s1, yyconstconst char * s2, int n )
1910{
1911 register int i;
1912 for ( i = 0; i < n; ++i )
1913 s1[i] = s2[i];
1914}
1915#endif
1916
1917#ifdef YY_NEED_STRLEN
1918static int yy_flex_strlen (yyconstconst char * s )
1919{
1920 register int n;
1921 for ( n = 0; s[n]; ++n )
1922 ;
1923
1924 return n;
1925}
1926#endif
1927
1928void *yyalloc (yy_size_t size )
1929{
1930 return (void *) malloc( size );
1931}
1932
1933void *yyrealloc (void * ptr, yy_size_t size )
1934{
1935 /* The cast to (char *) in the following accommodates both
1936 * implementations that use char* generic pointers, and those
1937 * that use void* generic pointers. It works with the latter
1938 * because both ANSI C and C++ allow castless assignment from
1939 * any pointer type to void*, and deal with argument conversions
1940 * as though doing an assignment.
1941 */
1942 return (void *) realloc( (char *) ptr, size );
1943}
1944
1945void yyfree (void * ptr )
1946{
1947 free( (char *) ptr ); /* see yyrealloc() for (char *) cast */
1948}
1949
1950#define YYTABLES_NAME"yytables" "yytables"
1951
1952#line 134 "lex.l"
1953
1954
1955#ifndef yywrap
1956int yywrap() { return(1);}
1957#endif
1958
1959#undef unput
1960#undef input
1961#undef output
1962#undef feof
1963#define unput(c)twmUnput(c) twmUnput(c)
1964#define input()(*twmInputFunc)() (*twmInputFunc)()
1965#define output(c)TwmOutput(c) TwmOutput(c)
1966#define feof()(1) (1)
1967