1 #line 2 "scan-skel.c"
2 
3 #line 4 "scan-skel.c"
4 
5 #define  YY_INT_ALIGNED short int
6 
7 /* A lexical scanner generated by flex */
8 
9 /* %not-for-header */
10 
11 /* %if-c-only */
12 /* %if-not-reentrant */
13 #define yy_create_buffer skel__create_buffer
14 #define yy_delete_buffer skel__delete_buffer
15 #define yy_flex_debug skel__flex_debug
16 #define yy_init_buffer skel__init_buffer
17 #define yy_flush_buffer skel__flush_buffer
18 #define yy_load_buffer_state skel__load_buffer_state
19 #define yy_switch_to_buffer skel__switch_to_buffer
20 #define yyin skel_in
21 #define yyleng skel_leng
22 #define yylex skel_lex
23 #define yylineno skel_lineno
24 #define yyout skel_out
25 #define yyrestart skel_restart
26 #define yytext skel_text
27 #define yywrap skel_wrap
28 #define yyalloc skel_alloc
29 #define yyrealloc skel_realloc
30 #define yyfree skel_free
31 
32 /* %endif */
33 /* %endif */
34 /* %ok-for-header */
35 
36 #define FLEX_SCANNER
37 #define YY_FLEX_MAJOR_VERSION 2
38 #define YY_FLEX_MINOR_VERSION 5
39 #define YY_FLEX_SUBMINOR_VERSION 37
40 #if YY_FLEX_SUBMINOR_VERSION > 0
41 #define FLEX_BETA
42 #endif
43 
44 /* %if-c++-only */
45 /* %endif */
46 
47 /* %if-c-only */
48 
49 /* %endif */
50 
51 /* %if-c-only */
52 
53 /* %endif */
54 
55 /* First, we deal with  platform-specific or compiler-specific issues. */
56 
57 /* begin standard C headers. */
58 /* %if-c-only */
59 #include <stdio.h>
60 #include <string.h>
61 #include <errno.h>
62 #include <stdlib.h>
63 /* %endif */
64 
65 /* %if-tables-serialization */
66 /* %endif */
67 /* end standard C headers. */
68 
69 /* %if-c-or-c++ */
70 /* flex integer type definitions */
71 
72 #ifndef FLEXINT_H
73 #define FLEXINT_H
74 
75 /* C99 systems have <inttypes.h>. Non-C99 systems may or may not. */
76 
77 #if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
78 
79 /* C99 says to define __STDC_LIMIT_MACROS before including stdint.h,
80  * if you want the limit (max/min) macros for int types.
81  */
82 #ifndef __STDC_LIMIT_MACROS
83 #define __STDC_LIMIT_MACROS 1
84 #endif
85 
86 #include <inttypes.h>
87 typedef int8_t flex_int8_t;
88 typedef uint8_t flex_uint8_t;
89 typedef int16_t flex_int16_t;
90 typedef uint16_t flex_uint16_t;
91 typedef int32_t flex_int32_t;
92 typedef uint32_t flex_uint32_t;
93 #else
94 typedef signed char flex_int8_t;
95 typedef short int flex_int16_t;
96 typedef int flex_int32_t;
97 typedef unsigned char flex_uint8_t;
98 typedef unsigned short int flex_uint16_t;
99 typedef unsigned int flex_uint32_t;
100 
101 /* Limits of integral types. */
102 #ifndef INT8_MIN
103 #define INT8_MIN               (-128)
104 #endif
105 #ifndef INT16_MIN
106 #define INT16_MIN              (-32767-1)
107 #endif
108 #ifndef INT32_MIN
109 #define INT32_MIN              (-2147483647-1)
110 #endif
111 #ifndef INT8_MAX
112 #define INT8_MAX               (127)
113 #endif
114 #ifndef INT16_MAX
115 #define INT16_MAX              (32767)
116 #endif
117 #ifndef INT32_MAX
118 #define INT32_MAX              (2147483647)
119 #endif
120 #ifndef UINT8_MAX
121 #define UINT8_MAX              (255U)
122 #endif
123 #ifndef UINT16_MAX
124 #define UINT16_MAX             (65535U)
125 #endif
126 #ifndef UINT32_MAX
127 #define UINT32_MAX             (4294967295U)
128 #endif
129 
130 #endif /* ! C99 */
131 
132 #endif /* ! FLEXINT_H */
133 
134 /* %endif */
135 
136 /* %if-c++-only */
137 /* %endif */
138 
139 #ifdef __cplusplus
140 
141 /* The "const" storage-class-modifier is valid. */
142 #define YY_USE_CONST
143 
144 #else	/* ! __cplusplus */
145 
146 /* C99 requires __STDC__ to be defined as 1. */
147 #if defined (__STDC__)
148 
149 #define YY_USE_CONST
150 
151 #endif	/* defined (__STDC__) */
152 #endif	/* ! __cplusplus */
153 
154 #ifdef YY_USE_CONST
155 #define yyconst const
156 #else
157 #define yyconst
158 #endif
159 
160 /* %not-for-header */
161 
162 /* Returned upon end-of-file. */
163 #define YY_NULL 0
164 /* %ok-for-header */
165 
166 /* %not-for-header */
167 
168 /* Promotes a possibly negative, possibly signed char to an unsigned
169  * integer for use as an array index.  If the signed char is negative,
170  * we want to instead treat it as an 8-bit unsigned char, hence the
171  * double cast.
172  */
173 #define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c)
174 /* %ok-for-header */
175 
176 /* %if-reentrant */
177 /* %endif */
178 
179 /* %if-not-reentrant */
180 
181 /* %endif */
182 
183 /* Enter a start condition.  This macro really ought to take a parameter,
184  * but we do it the disgusting crufty way forced on us by the ()-less
185  * definition of BEGIN.
186  */
187 #define BEGIN (yy_start) = 1 + 2 *
188 
189 /* Translate the current start state into a value that can be later handed
190  * to BEGIN to return to the state.  The YYSTATE alias is for lex
191  * compatibility.
192  */
193 #define YY_START (((yy_start) - 1) / 2)
194 #define YYSTATE YY_START
195 
196 /* Action number for EOF rule of a given start state. */
197 #define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1)
198 
199 /* Special action meaning "start processing a new file". */
200 #define YY_NEW_FILE skel_restart(skel_in  )
201 
202 #define YY_END_OF_BUFFER_CHAR 0
203 
204 /* Size of default input buffer. */
205 #ifndef YY_BUF_SIZE
206 #define YY_BUF_SIZE 16384
207 #endif
208 
209 /* The state buf must be large enough to hold one state per character in the main buffer.
210  */
211 #define YY_STATE_BUF_SIZE   ((YY_BUF_SIZE + 2) * sizeof(yy_state_type))
212 
213 #ifndef YY_TYPEDEF_YY_BUFFER_STATE
214 #define YY_TYPEDEF_YY_BUFFER_STATE
215 typedef struct yy_buffer_state *YY_BUFFER_STATE;
216 #endif
217 
218 #ifndef YY_TYPEDEF_YY_SIZE_T
219 #define YY_TYPEDEF_YY_SIZE_T
220 typedef size_t yy_size_t;
221 #endif
222 
223 /* %if-not-reentrant */
224 extern yy_size_t skel_leng;
225 /* %endif */
226 
227 /* %if-c-only */
228 /* %if-not-reentrant */
229 extern FILE *skel_in, *skel_out;
230 /* %endif */
231 /* %endif */
232 
233 #define EOB_ACT_CONTINUE_SCAN 0
234 #define EOB_ACT_END_OF_FILE 1
235 #define EOB_ACT_LAST_MATCH 2
236 
237     #define YY_LESS_LINENO(n)
238 
239 /* Return all but the first "n" matched characters back to the input stream. */
240 #define yyless(n) \
241 	do \
242 		{ \
243 		/* Undo effects of setting up skel_text. */ \
244         int yyless_macro_arg = (n); \
245         YY_LESS_LINENO(yyless_macro_arg);\
246 		*yy_cp = (yy_hold_char); \
247 		YY_RESTORE_YY_MORE_OFFSET \
248 		(yy_c_buf_p) = yy_cp = yy_bp + yyless_macro_arg - YY_MORE_ADJ; \
249 		YY_DO_BEFORE_ACTION; /* set up skel_text again */ \
250 		} \
251 	while ( 0 )
252 
253 #define unput(c) yyunput( c, (yytext_ptr)  )
254 
255 #ifndef YY_STRUCT_YY_BUFFER_STATE
256 #define YY_STRUCT_YY_BUFFER_STATE
257 struct yy_buffer_state
258 	{
259 /* %if-c-only */
260 	FILE *yy_input_file;
261 /* %endif */
262 
263 /* %if-c++-only */
264 /* %endif */
265 
266 	char *yy_ch_buf;		/* input buffer */
267 	char *yy_buf_pos;		/* current position in input buffer */
268 
269 	/* Size of input buffer in bytes, not including room for EOB
270 	 * characters.
271 	 */
272 	yy_size_t yy_buf_size;
273 
274 	/* Number of characters read into yy_ch_buf, not including EOB
275 	 * characters.
276 	 */
277 	yy_size_t yy_n_chars;
278 
279 	/* Whether we "own" the buffer - i.e., we know we created it,
280 	 * and can realloc() it to grow it, and should free() it to
281 	 * delete it.
282 	 */
283 	int yy_is_our_buffer;
284 
285 	/* Whether this is an "interactive" input source; if so, and
286 	 * if we're using stdio for input, then we want to use getc()
287 	 * instead of fread(), to make sure we stop fetching input after
288 	 * each newline.
289 	 */
290 	int yy_is_interactive;
291 
292 	/* Whether we're considered to be at the beginning of a line.
293 	 * If so, '^' rules will be active on the next match, otherwise
294 	 * not.
295 	 */
296 	int yy_at_bol;
297 
298     int yy_bs_lineno; /**< The line count. */
299     int yy_bs_column; /**< The column count. */
300 
301 	/* Whether to try to fill the input buffer when we reach the
302 	 * end of it.
303 	 */
304 	int yy_fill_buffer;
305 
306 	int yy_buffer_status;
307 
308 #define YY_BUFFER_NEW 0
309 #define YY_BUFFER_NORMAL 1
310 	/* When an EOF's been seen but there's still some text to process
311 	 * then we mark the buffer as YY_EOF_PENDING, to indicate that we
312 	 * shouldn't try reading from the input source any more.  We might
313 	 * still have a bunch of tokens to match, though, because of
314 	 * possible backing-up.
315 	 *
316 	 * When we actually see the EOF, we change the status to "new"
317 	 * (via skel_restart()), so that the user can continue scanning by
318 	 * just pointing skel_in at a new input file.
319 	 */
320 #define YY_BUFFER_EOF_PENDING 2
321 
322 	};
323 #endif /* !YY_STRUCT_YY_BUFFER_STATE */
324 
325 /* %if-c-only Standard (non-C++) definition */
326 /* %not-for-header */
327 
328 /* %if-not-reentrant */
329 
330 /* Stack of input buffers. */
331 static size_t yy_buffer_stack_top = 0; /**< index of top of stack. */
332 static size_t yy_buffer_stack_max = 0; /**< capacity of stack. */
333 static YY_BUFFER_STATE * yy_buffer_stack = 0; /**< Stack as an array. */
334 /* %endif */
335 /* %ok-for-header */
336 
337 /* %endif */
338 
339 /* We provide macros for accessing buffer states in case in the
340  * future we want to put the buffer states in a more general
341  * "scanner state".
342  *
343  * Returns the top of the stack, or NULL.
344  */
345 #define YY_CURRENT_BUFFER ( (yy_buffer_stack) \
346                           ? (yy_buffer_stack)[(yy_buffer_stack_top)] \
347                           : NULL)
348 
349 /* Same as previous macro, but useful when we know that the buffer stack is not
350  * NULL or when we need an lvalue. For internal use only.
351  */
352 #define YY_CURRENT_BUFFER_LVALUE (yy_buffer_stack)[(yy_buffer_stack_top)]
353 
354 /* %if-c-only Standard (non-C++) definition */
355 
356 /* %if-not-reentrant */
357 /* %not-for-header */
358 
359 /* yy_hold_char holds the character lost when skel_text is formed. */
360 static char yy_hold_char;
361 static yy_size_t yy_n_chars;		/* number of characters read into yy_ch_buf */
362 yy_size_t skel_leng;
363 
364 /* Points to current character in buffer. */
365 static char *yy_c_buf_p = (char *) 0;
366 static int yy_init = 0;		/* whether we need to initialize */
367 static int yy_start = 0;	/* start state number */
368 
369 /* Flag which is used to allow skel_wrap()'s to do buffer switches
370  * instead of setting up a fresh skel_in.  A bit of a hack ...
371  */
372 static int yy_did_buffer_switch_on_eof;
373 /* %ok-for-header */
374 
375 /* %endif */
376 
377 void skel_restart (FILE *input_file  );
378 void skel__switch_to_buffer (YY_BUFFER_STATE new_buffer  );
379 YY_BUFFER_STATE skel__create_buffer (FILE *file,int size  );
380 void skel__delete_buffer (YY_BUFFER_STATE b  );
381 void skel__flush_buffer (YY_BUFFER_STATE b  );
382 void skel_push_buffer_state (YY_BUFFER_STATE new_buffer  );
383 void skel_pop_buffer_state (void );
384 
385 static void skel_ensure_buffer_stack (void );
386 static void skel__load_buffer_state (void );
387 static void skel__init_buffer (YY_BUFFER_STATE b,FILE *file  );
388 
389 #define YY_FLUSH_BUFFER skel__flush_buffer(YY_CURRENT_BUFFER )
390 
391 YY_BUFFER_STATE skel__scan_buffer (char *base,yy_size_t size  );
392 YY_BUFFER_STATE skel__scan_string (yyconst char *yy_str  );
393 YY_BUFFER_STATE skel__scan_bytes (yyconst char *bytes,yy_size_t len  );
394 
395 /* %endif */
396 
397 void *skel_alloc (yy_size_t  );
398 void *skel_realloc (void *,yy_size_t  );
399 void skel_free (void *  );
400 
401 #define yy_new_buffer skel__create_buffer
402 
403 #define yy_set_interactive(is_interactive) \
404 	{ \
405 	if ( ! YY_CURRENT_BUFFER ){ \
406         skel_ensure_buffer_stack (); \
407 		YY_CURRENT_BUFFER_LVALUE =    \
408             skel__create_buffer(skel_in,YY_BUF_SIZE ); \
409 	} \
410 	YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \
411 	}
412 
413 #define yy_set_bol(at_bol) \
414 	{ \
415 	if ( ! YY_CURRENT_BUFFER ){\
416         skel_ensure_buffer_stack (); \
417 		YY_CURRENT_BUFFER_LVALUE =    \
418             skel__create_buffer(skel_in,YY_BUF_SIZE ); \
419 	} \
420 	YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \
421 	}
422 
423 #define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol)
424 
425 /* %% [1.0] skel_text/skel_in/skel_out/yy_state_type/skel_lineno etc. def's & init go here */
426 /* Begin user sect3 */
427 
428 #define skel_wrap() 1
429 #define YY_SKIP_YYWRAP
430 
431 #define FLEX_DEBUG
432 
433 typedef unsigned char YY_CHAR;
434 
435 FILE *skel_in = (FILE *) 0, *skel_out = (FILE *) 0;
436 
437 typedef int yy_state_type;
438 
439 extern int skel_lineno;
440 
441 int skel_lineno = 1;
442 
443 extern char *skel_text;
444 #define yytext_ptr skel_text
445 
446 /* %if-c-only Standard (non-C++) definition */
447 
448 static yy_state_type yy_get_previous_state (void );
449 static yy_state_type yy_try_NUL_trans (yy_state_type current_state  );
450 static int yy_get_next_buffer (void );
451 static void yy_fatal_error (yyconst char msg[]  );
452 
453 /* %endif */
454 
455 /* Done after the current pattern has been matched and before the
456  * corresponding action - sets up skel_text.
457  */
458 #define YY_DO_BEFORE_ACTION \
459 	(yytext_ptr) = yy_bp; \
460 /* %% [2.0] code to fiddle skel_text and skel_leng for yymore() goes here \ */\
461 	skel_leng = (size_t) (yy_cp - yy_bp); \
462 	(yy_hold_char) = *yy_cp; \
463 	*yy_cp = '\0'; \
464 /* %% [3.0] code to copy yytext_ptr to skel_text[] goes here, if %array \ */\
465 	(yy_c_buf_p) = yy_cp;
466 
467 /* %% [4.0] data tables for the DFA and the user's section 1 definitions go here */
468 #define YY_NUM_RULES 22
469 #define YY_END_OF_BUFFER 23
470 /* This struct is not used in this scanner,
471    but its presence is necessary. */
472 struct yy_trans_info
473 	{
474 	flex_int32_t yy_verify;
475 	flex_int32_t yy_nxt;
476 	};
477 static yyconst flex_int16_t yy_accept[45] =
478     {   0,
479         0,    0,    0,    0,    0,    0,   23,   11,   10,    9,
480        12,   19,   21,   20,   20,   11,    9,    5,    1,    9,
481         4,    9,    2,    3,   12,   19,   17,   18,   13,   16,
482        14,   15,    8,    9,    9,    9,    9,    9,    9,    9,
483         9,    7,    6,    0
484     } ;
485 
486 static yyconst flex_int32_t yy_ec[256] =
487     {   0,
488         1,    1,    1,    1,    1,    1,    1,    1,    2,    3,
489         1,    1,    2,    1,    1,    1,    1,    1,    1,    1,
490         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
491         1,    2,    1,    1,    1,    1,    1,    1,    1,    4,
492         5,    1,    1,    5,    1,    1,    1,    1,    1,    1,
493         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
494         1,    1,    1,    6,    1,    1,    1,    1,    1,    1,
495         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
496         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
497         1,    1,    1,    1,    7,    8,    7,    7,    7,    7,
498 
499         9,   10,    7,    7,   11,    7,    7,   12,    7,   13,
500        14,    7,    7,    7,    7,    7,    7,    7,    7,    7,
501         7,    7,   15,    1,   16,    1,    1,    1,    1,    1,
502         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
503         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
504         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
505         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
506         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
507         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
508         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
509 
510         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
511         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
512         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
513         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
514         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
515         1,    1,    1,    1,    1
516     } ;
517 
518 static yyconst flex_int32_t yy_meta[17] =
519     {   0,
520         1,    1,    2,    3,    1,    4,    1,    5,    1,    1,
521         1,    1,    1,    1,    5,    5
522     } ;
523 
524 static yyconst flex_int16_t yy_base[53] =
525     {   0,
526         0,    1,   60,   26,    6,    8,   29,    0,  105,   11,
527         0,   25,  105,  105,  105,    0,    0,  105,  105,   41,
528       105,   46,  105,  105,    0,  105,  105,  105,  105,  105,
529       105,  105,  105,   60,    4,   23,   25,   28,   43,   38,
530        57,  105,  105,  105,   71,   76,   81,   86,   91,   96,
531         0,  101
532     } ;
533 
534 static yyconst flex_int16_t yy_def[53] =
535     {   0,
536        45,   45,   46,   46,   47,   47,   44,   48,   44,   44,
537        49,   50,   44,   44,   44,   48,   51,   44,   44,   52,
538        44,   44,   44,   44,   49,   44,   44,   44,   44,   44,
539        44,   44,   44,   52,   34,   34,   34,   34,   34,   34,
540        34,   44,   44,    0,   44,   44,   44,   44,   44,   44,
541        44,   44
542     } ;
543 
544 static yyconst flex_int16_t yy_nxt[122] =
545     {   0,
546        17,   44,    9,    9,   44,   10,   10,   14,   15,   14,
547        15,   17,   17,   18,   37,   17,   19,   20,   21,   20,
548        20,   20,   20,   20,   22,   23,   24,   27,   44,   28,
549        29,   12,   30,   20,   38,   20,   40,   39,   20,   31,
550        32,   17,   17,   42,   33,   17,   17,   17,   20,   33,
551        17,   41,   20,   20,   20,   34,   20,   35,   20,   20,
552        17,   17,   43,   33,   17,   12,   44,   20,   44,   44,
553        36,    8,    8,    8,    8,    8,   11,   11,   11,   11,
554        11,   13,   13,   13,   13,   13,   16,   44,   16,   44,
555        16,   25,   25,   25,   44,   25,   26,   26,   26,   26,
556 
557        26,   20,   44,   20,    7,   44,   44,   44,   44,   44,
558        44,   44,   44,   44,   44,   44,   44,   44,   44,   44,
559        44
560     } ;
561 
562 static yyconst flex_int16_t yy_chk[122] =
563     {   0,
564        51,    0,    1,    2,    0,    1,    2,    5,    5,    6,
565         6,   10,   10,   10,   35,   10,   10,   10,   10,   10,
566        10,   10,   10,   10,   10,   10,   10,   12,    7,   12,
567        12,    4,   12,   36,   36,   37,   38,   37,   38,   12,
568        12,   20,   20,   40,   20,   20,   22,   22,   40,   22,
569        22,   39,   22,   39,   22,   22,   22,   22,   22,   22,
570        34,   34,   41,   34,   34,    3,    0,   41,    0,    0,
571        34,   45,   45,   45,   45,   45,   46,   46,   46,   46,
572        46,   47,   47,   47,   47,   47,   48,    0,   48,    0,
573        48,   49,   49,   49,    0,   49,   50,   50,   50,   50,
574 
575        50,   52,    0,   52,   44,   44,   44,   44,   44,   44,
576        44,   44,   44,   44,   44,   44,   44,   44,   44,   44,
577        44
578     } ;
579 
580 static yy_state_type yy_last_accepting_state;
581 static char *yy_last_accepting_cpos;
582 
583 extern int skel__flex_debug;
584 int skel__flex_debug = 1;
585 
586 static yyconst flex_int16_t yy_rule_linenum[22] =
587     {   0,
588        72,   73,   74,   75,   76,   78,   79,   81,   90,   91,
589        92,  105,  107,  108,  109,  110,  111,  113,  134,  139,
590       140
591     } ;
592 
593 /* The intent behind this definition is that it'll catch
594  * any uses of REJECT which flex missed.
595  */
596 #define REJECT reject_used_but_not_detected
597 #define yymore() yymore_used_but_not_detected
598 #define YY_MORE_ADJ 0
599 #define YY_RESTORE_YY_MORE_OFFSET
600 char *skel_text;
601 #line 1 "scan-skel.l"
602 /* Scan Bison Skeletons.                                       -*- C -*-
603 
604    Copyright (C) 2001-2007, 2009-2012 Free Software Foundation, Inc.
605 
606    This file is part of Bison, the GNU Compiler Compiler.
607 
608    This program is free software: you can redistribute it and/or modify
609    it under the terms of the GNU General Public License as published by
610    the Free Software Foundation, either version 3 of the License, or
611    (at your option) any later version.
612 
613    This program is distributed in the hope that it will be useful,
614    but WITHOUT ANY WARRANTY; without even the implied warranty of
615    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
616    GNU General Public License for more details.
617 
618    You should have received a copy of the GNU General Public License
619    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
620 #define YY_NO_INPUT 1
621 #line 24 "scan-skel.l"
622 /* Work around a bug in flex 2.5.31.  See Debian bug 333231
623    <http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=333231>.  */
624 #undef skel_wrap
625 #define skel_wrap() 1
626 
627 #define FLEX_PREFIX(Id) skel_ ## Id
628 #include "flex-scanner.h"
629 
630 #include <dirname.h>
631 #include <error.h>
632 #include <quotearg.h>
633 
634 #include "complain.h"
635 #include "getargs.h"
636 #include "files.h"
637 #include "scan-skel.h"
638 
639 #define YY_DECL static int skel_lex (void)
640 YY_DECL;
641 
642 #define QPUTS(String) \
643    fputs (quotearg_style (c_quoting_style, String), skel_out)
644 
645 static void at_directive_perform (int at_directive_argc,
646                                   char *at_directive_argv[],
647                                   char **outnamep, int *out_linenop);
648 static void fail_for_at_directive_too_many_args (char const *at_directive_name);
649 static void fail_for_at_directive_too_few_args (char const *at_directive_name);
650 static void fail_for_invalid_at (char const *at);
651 
652 
653 #line 654 "scan-skel.c"
654 
655 #define INITIAL 0
656 #define SC_AT_DIRECTIVE_ARGS 1
657 #define SC_AT_DIRECTIVE_SKIP_WS 2
658 
659 #ifndef YY_NO_UNISTD_H
660 /* Special case for "unistd.h", since it is non-ANSI. We include it way
661  * down here because we want the user's section 1 to have been scanned first.
662  * The user has a chance to override it with an option.
663  */
664 /* %if-c-only */
665 #include <unistd.h>
666 /* %endif */
667 /* %if-c++-only */
668 /* %endif */
669 #endif
670 
671 #ifndef YY_EXTRA_TYPE
672 #define YY_EXTRA_TYPE void *
673 #endif
674 
675 /* %if-c-only Reentrant structure and macros (non-C++). */
676 /* %if-reentrant */
677 /* %if-c-only */
678 
679 static int yy_init_globals (void );
680 
681 /* %endif */
682 /* %if-reentrant */
683 /* %endif */
684 /* %endif End reentrant structures and macros. */
685 
686 /* Accessor methods to globals.
687    These are made visible to non-reentrant scanners for convenience. */
688 
689 int skel_lex_destroy (void );
690 
691 int skel_get_debug (void );
692 
693 void skel_set_debug (int debug_flag  );
694 
695 YY_EXTRA_TYPE skel_get_extra (void );
696 
697 void skel_set_extra (YY_EXTRA_TYPE user_defined  );
698 
699 FILE *skel_get_in (void );
700 
701 void skel_set_in  (FILE * in_str  );
702 
703 FILE *skel_get_out (void );
704 
705 void skel_set_out  (FILE * out_str  );
706 
707 yy_size_t skel_get_leng (void );
708 
709 char *skel_get_text (void );
710 
711 int skel_get_lineno (void );
712 
713 void skel_set_lineno (int line_number  );
714 
715 /* %if-bison-bridge */
716 /* %endif */
717 
718 /* Macros after this point can all be overridden by user definitions in
719  * section 1.
720  */
721 
722 #ifndef YY_SKIP_YYWRAP
723 #ifdef __cplusplus
724 extern "C" int skel_wrap (void );
725 #else
726 extern int skel_wrap (void );
727 #endif
728 #endif
729 
730 /* %not-for-header */
731 
732 /* %ok-for-header */
733 
734 /* %endif */
735 
736 #ifndef yytext_ptr
737 static void yy_flex_strncpy (char *,yyconst char *,int );
738 #endif
739 
740 #ifdef YY_NEED_STRLEN
741 static int yy_flex_strlen (yyconst char * );
742 #endif
743 
744 #ifndef YY_NO_INPUT
745 /* %if-c-only Standard (non-C++) definition */
746 /* %not-for-header */
747 
748 #ifdef __cplusplus
749 static int yyinput (void );
750 #else
751 static int input (void );
752 #endif
753 /* %ok-for-header */
754 
755 /* %endif */
756 #endif
757 
758 /* %if-c-only */
759 
760 /* %endif */
761 
762 /* Amount of stuff to slurp up with each read. */
763 #ifndef YY_READ_BUF_SIZE
764 #define YY_READ_BUF_SIZE 8192
765 #endif
766 
767 /* Copy whatever the last rule matched to the standard output. */
768 #ifndef ECHO
769 /* %if-c-only Standard (non-C++) definition */
770 /* This used to be an fputs(), but since the string might contain NUL's,
771  * we now use fwrite().
772  */
773 #define ECHO do { if (fwrite( skel_text, skel_leng, 1, skel_out )) {} } while (0)
774 /* %endif */
775 /* %if-c++-only C++ definition */
776 /* %endif */
777 #endif
778 
779 /* Gets input and stuffs it into "buf".  number of characters read, or YY_NULL,
780  * is returned in "result".
781  */
782 #ifndef YY_INPUT
783 #define YY_INPUT(buf,result,max_size) \
784 /* %% [5.0] fread()/read() definition of YY_INPUT goes here unless we're doing C++ \ */\
785 	if ( YY_CURRENT_BUFFER_LVALUE->yy_is_interactive ) \
786 		{ \
787 		int c = '*'; \
788 		size_t n; \
789 		for ( n = 0; n < max_size && \
790 			     (c = getc( skel_in )) != EOF && c != '\n'; ++n ) \
791 			buf[n] = (char) c; \
792 		if ( c == '\n' ) \
793 			buf[n++] = (char) c; \
794 		if ( c == EOF && ferror( skel_in ) ) \
795 			YY_FATAL_ERROR( "input in flex scanner failed" ); \
796 		result = n; \
797 		} \
798 	else \
799 		{ \
800 		errno=0; \
801 		while ( (result = fread(buf, 1, max_size, skel_in))==0 && ferror(skel_in)) \
802 			{ \
803 			if( errno != EINTR) \
804 				{ \
805 				YY_FATAL_ERROR( "input in flex scanner failed" ); \
806 				break; \
807 				} \
808 			errno=0; \
809 			clearerr(skel_in); \
810 			} \
811 		}\
812 \
813 /* %if-c++-only C++ definition \ */\
814 /* %endif */
815 
816 #endif
817 
818 /* No semi-colon after return; correct usage is to write "yyterminate();" -
819  * we don't want an extra ';' after the "return" because that will cause
820  * some compilers to complain about unreachable statements.
821  */
822 #ifndef yyterminate
823 #define yyterminate() return YY_NULL
824 #endif
825 
826 /* Number of entries by which start-condition stack grows. */
827 #ifndef YY_START_STACK_INCR
828 #define YY_START_STACK_INCR 25
829 #endif
830 
831 /* Report a fatal error. */
832 #ifndef YY_FATAL_ERROR
833 /* %if-c-only */
834 #define YY_FATAL_ERROR(msg) yy_fatal_error( msg )
835 /* %endif */
836 /* %if-c++-only */
837 /* %endif */
838 #endif
839 
840 /* %if-tables-serialization structures and prototypes */
841 /* %not-for-header */
842 
843 /* %ok-for-header */
844 
845 /* %not-for-header */
846 
847 /* %tables-yydmap generated elements */
848 /* %endif */
849 /* end tables serialization structures and prototypes */
850 
851 /* %ok-for-header */
852 
853 /* Default declaration of generated scanner - a define so the user can
854  * easily add parameters.
855  */
856 #ifndef YY_DECL
857 #define YY_DECL_IS_OURS 1
858 /* %if-c-only Standard (non-C++) definition */
859 
860 extern int skel_lex (void);
861 
862 #define YY_DECL int skel_lex (void)
863 /* %endif */
864 /* %if-c++-only C++ definition */
865 /* %endif */
866 #endif /* !YY_DECL */
867 
868 /* Code executed at the beginning of each rule, after skel_text and skel_leng
869  * have been set up.
870  */
871 #ifndef YY_USER_ACTION
872 #define YY_USER_ACTION
873 #endif
874 
875 /* Code executed at the end of each rule. */
876 #ifndef YY_BREAK
877 #define YY_BREAK break;
878 #endif
879 
880 /* %% [6.0] YY_RULE_SETUP definition goes here */
881 #define YY_RULE_SETUP \
882 	YY_USER_ACTION
883 
884 /* %not-for-header */
885 
886 /** The main scanner function which does all the work.
887  */
888 YY_DECL
889 {
890 	register yy_state_type yy_current_state;
891 	register char *yy_cp, *yy_bp;
892 	register int yy_act;
893 
894 /* %% [7.0] user's declarations go here */
895 #line 58 "scan-skel.l"
896 
897 
898 
899   int out_lineno PACIFY_CC (= 0);
900   char *outname = NULL;
901 
902   /* Currently, only the @warn, @complain, @fatal, @warn_at, @complain_at, and
903      @fatal_at directives take multiple arguments, and the last three already
904      can't take more than 7.  at_directive_argv[0] is the directive name.  */
905   #define AT_DIRECTIVE_ARGC_MAX 8
906   int at_directive_argc = 0;
907   char *at_directive_argv[AT_DIRECTIVE_ARGC_MAX];
908 
909 
910 #line 911 "scan-skel.c"
911 
912 	if ( !(yy_init) )
913 		{
914 		(yy_init) = 1;
915 
916 #ifdef YY_USER_INIT
917 		YY_USER_INIT;
918 #endif
919 
920 		if ( ! (yy_start) )
921 			(yy_start) = 1;	/* first start state */
922 
923 		if ( ! skel_in )
924 /* %if-c-only */
925 			skel_in = stdin;
926 /* %endif */
927 /* %if-c++-only */
928 /* %endif */
929 
930 		if ( ! skel_out )
931 /* %if-c-only */
932 			skel_out = stdout;
933 /* %endif */
934 /* %if-c++-only */
935 /* %endif */
936 
937 		if ( ! YY_CURRENT_BUFFER ) {
938 			skel_ensure_buffer_stack ();
939 			YY_CURRENT_BUFFER_LVALUE =
940 				skel__create_buffer(skel_in,YY_BUF_SIZE );
941 		}
942 
943 		skel__load_buffer_state( );
944 		}
945 
946 	while ( 1 )		/* loops until end-of-file is reached */
947 		{
948 /* %% [8.0] yymore()-related code goes here */
949 		yy_cp = (yy_c_buf_p);
950 
951 		/* Support of skel_text. */
952 		*yy_cp = (yy_hold_char);
953 
954 		/* yy_bp points to the position in yy_ch_buf of the start of
955 		 * the current run.
956 		 */
957 		yy_bp = yy_cp;
958 
959 /* %% [9.0] code to set up and find next match goes here */
960 		yy_current_state = (yy_start);
961 yy_match:
962 		do
963 			{
964 			register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)];
965 			if ( yy_accept[yy_current_state] )
966 				{
967 				(yy_last_accepting_state) = yy_current_state;
968 				(yy_last_accepting_cpos) = yy_cp;
969 				}
970 			while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
971 				{
972 				yy_current_state = (int) yy_def[yy_current_state];
973 				if ( yy_current_state >= 45 )
974 					yy_c = yy_meta[(unsigned int) yy_c];
975 				}
976 			yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
977 			++yy_cp;
978 			}
979 		while ( yy_current_state != 44 );
980 		yy_cp = (yy_last_accepting_cpos);
981 		yy_current_state = (yy_last_accepting_state);
982 
983 yy_find_action:
984 /* %% [10.0] code to find the action number goes here */
985 		yy_act = yy_accept[yy_current_state];
986 
987 		YY_DO_BEFORE_ACTION;
988 
989 /* %% [11.0] code for skel_lineno update goes here */
990 
991 do_action:	/* This label is used only to access EOF actions. */
992 
993 /* %% [12.0] debug code goes here */
994 		if ( skel__flex_debug )
995 			{
996 			if ( yy_act == 0 )
997 				fprintf( stderr, "--scanner backing up\n" );
998 			else if ( yy_act < 22 )
999 				fprintf( stderr, "--accepting rule at line %ld (\"%s\")\n",
1000 				         (long)yy_rule_linenum[yy_act], skel_text );
1001 			else if ( yy_act == 22 )
1002 				fprintf( stderr, "--accepting default rule (\"%s\")\n",
1003 				         skel_text );
1004 			else if ( yy_act == 23 )
1005 				fprintf( stderr, "--(end of buffer or a NUL)\n" );
1006 			else
1007 				fprintf( stderr, "--EOF (start condition %d)\n", YY_START );
1008 			}
1009 
1010 		switch ( yy_act )
1011 	{ /* beginning of action switch */
1012 /* %% [13.0] actions go here */
1013 			case 0: /* must back up */
1014 			/* undo the effects of YY_DO_BEFORE_ACTION */
1015 			*yy_cp = (yy_hold_char);
1016 			yy_cp = (yy_last_accepting_cpos);
1017 			yy_current_state = (yy_last_accepting_state);
1018 			goto yy_find_action;
1019 
1020 case 1:
1021 YY_RULE_SETUP
1022 #line 72 "scan-skel.l"
1023 fputc ('@', skel_out);
1024 	YY_BREAK
1025 case 2:
1026 YY_RULE_SETUP
1027 #line 73 "scan-skel.l"
1028 fputc ('[', skel_out);
1029 	YY_BREAK
1030 case 3:
1031 YY_RULE_SETUP
1032 #line 74 "scan-skel.l"
1033 fputc (']', skel_out);
1034 	YY_BREAK
1035 case 4:
1036 YY_RULE_SETUP
1037 #line 75 "scan-skel.l"
1038 continue;  /* Used by b4_cat in ../data/bison.m4.  */
1039 	YY_BREAK
1040 case 5:
1041 /* rule 5 can match eol */
1042 YY_RULE_SETUP
1043 #line 76 "scan-skel.l"
1044 continue;
1045 	YY_BREAK
1046 case 6:
1047 YY_RULE_SETUP
1048 #line 78 "scan-skel.l"
1049 fprintf (skel_out, "%d", out_lineno + 1);
1050 	YY_BREAK
1051 case 7:
1052 YY_RULE_SETUP
1053 #line 79 "scan-skel.l"
1054 QPUTS (outname);
1055 	YY_BREAK
1056 case 8:
1057 YY_RULE_SETUP
1058 #line 81 "scan-skel.l"
1059 {
1060   skel_text[skel_leng-1] = '\0';
1061   obstack_grow (&obstack_for_string, skel_text, skel_leng);
1062   at_directive_argv[at_directive_argc++] =
1063     obstack_finish (&obstack_for_string);
1064   BEGIN SC_AT_DIRECTIVE_ARGS;
1065 }
1066 	YY_BREAK
1067 /* This pattern must not match more than the previous @ patterns. */
1068 case 9:
1069 YY_RULE_SETUP
1070 #line 90 "scan-skel.l"
1071 fail_for_invalid_at (skel_text);
1072 	YY_BREAK
1073 case 10:
1074 /* rule 10 can match eol */
1075 YY_RULE_SETUP
1076 #line 91 "scan-skel.l"
1077 out_lineno++; ECHO;
1078 	YY_BREAK
1079 case 11:
1080 YY_RULE_SETUP
1081 #line 92 "scan-skel.l"
1082 ECHO;
1083 	YY_BREAK
1084 case YY_STATE_EOF(INITIAL):
1085 #line 94 "scan-skel.l"
1086 {
1087   if (outname)
1088     {
1089       free (outname);
1090       xfclose (skel_out);
1091     }
1092   return EOF;
1093 }
1094 	YY_BREAK
1095 
1096 
1097 case 12:
1098 /* rule 12 can match eol */
1099 YY_RULE_SETUP
1100 #line 105 "scan-skel.l"
1101 STRING_GROW;
1102 	YY_BREAK
1103 case 13:
1104 YY_RULE_SETUP
1105 #line 107 "scan-skel.l"
1106 obstack_1grow (&obstack_for_string, '@');
1107 	YY_BREAK
1108 case 14:
1109 YY_RULE_SETUP
1110 #line 108 "scan-skel.l"
1111 obstack_1grow (&obstack_for_string, '[');
1112 	YY_BREAK
1113 case 15:
1114 YY_RULE_SETUP
1115 #line 109 "scan-skel.l"
1116 obstack_1grow (&obstack_for_string, ']');
1117 	YY_BREAK
1118 case 16:
1119 YY_RULE_SETUP
1120 #line 110 "scan-skel.l"
1121 continue; /* For starting an argument that begins with whitespace. */
1122 	YY_BREAK
1123 case 17:
1124 /* rule 17 can match eol */
1125 YY_RULE_SETUP
1126 #line 111 "scan-skel.l"
1127 continue;
1128 	YY_BREAK
1129 case 18:
1130 YY_RULE_SETUP
1131 #line 113 "scan-skel.l"
1132 {
1133     if (at_directive_argc >= AT_DIRECTIVE_ARGC_MAX)
1134       fail_for_at_directive_too_many_args (at_directive_argv[0]);
1135 
1136     obstack_1grow (&obstack_for_string, '\0');
1137     at_directive_argv[at_directive_argc++] =
1138       obstack_finish (&obstack_for_string);
1139 
1140     /* Like M4, skip whitespace after a comma.  */
1141     if (skel_text[1] == ',')
1142       BEGIN SC_AT_DIRECTIVE_SKIP_WS;
1143     else
1144       {
1145         at_directive_perform (at_directive_argc, at_directive_argv,
1146                               &outname, &out_lineno);
1147         obstack_free (&obstack_for_string, at_directive_argv[0]);
1148         at_directive_argc = 0;
1149         BEGIN INITIAL;
1150       }
1151   }
1152 	YY_BREAK
1153 case 19:
1154 YY_RULE_SETUP
1155 #line 134 "scan-skel.l"
1156 fail_for_invalid_at (skel_text);
1157 	YY_BREAK
1158 
1159 
1160 
1161 case 20:
1162 /* rule 20 can match eol */
1163 YY_RULE_SETUP
1164 #line 139 "scan-skel.l"
1165 continue;
1166 	YY_BREAK
1167 case 21:
1168 YY_RULE_SETUP
1169 #line 140 "scan-skel.l"
1170 { yyless (0); BEGIN SC_AT_DIRECTIVE_ARGS; }
1171 	YY_BREAK
1172 
1173 
1174 
1175 case YY_STATE_EOF(SC_AT_DIRECTIVE_ARGS):
1176 case YY_STATE_EOF(SC_AT_DIRECTIVE_SKIP_WS):
1177 #line 145 "scan-skel.l"
1178 {
1179     fatal (_("unclosed %s directive in skeleton"), at_directive_argv[0]);
1180   }
1181 	YY_BREAK
1182 
1183 case 22:
1184 YY_RULE_SETUP
1185 #line 150 "scan-skel.l"
1186 YY_FATAL_ERROR( "flex scanner jammed" );
1187 	YY_BREAK
1188 #line 1189 "scan-skel.c"
1189 
1190 	case YY_END_OF_BUFFER:
1191 		{
1192 		/* Amount of text matched not including the EOB char. */
1193 		int yy_amount_of_matched_text = (int) (yy_cp - (yytext_ptr)) - 1;
1194 
1195 		/* Undo the effects of YY_DO_BEFORE_ACTION. */
1196 		*yy_cp = (yy_hold_char);
1197 		YY_RESTORE_YY_MORE_OFFSET
1198 
1199 		if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_NEW )
1200 			{
1201 			/* We're scanning a new file or input source.  It's
1202 			 * possible that this happened because the user
1203 			 * just pointed skel_in at a new source and called
1204 			 * skel_lex().  If so, then we have to assure
1205 			 * consistency between YY_CURRENT_BUFFER and our
1206 			 * globals.  Here is the right place to do so, because
1207 			 * this is the first action (other than possibly a
1208 			 * back-up) that will match for the new input source.
1209 			 */
1210 			(yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
1211 			YY_CURRENT_BUFFER_LVALUE->yy_input_file = skel_in;
1212 			YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = YY_BUFFER_NORMAL;
1213 			}
1214 
1215 		/* Note that here we test for yy_c_buf_p "<=" to the position
1216 		 * of the first EOB in the buffer, since yy_c_buf_p will
1217 		 * already have been incremented past the NUL character
1218 		 * (since all states make transitions on EOB to the
1219 		 * end-of-buffer state).  Contrast this with the test
1220 		 * in input().
1221 		 */
1222 		if ( (yy_c_buf_p) <= &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] )
1223 			{ /* This was really a NUL. */
1224 			yy_state_type yy_next_state;
1225 
1226 			(yy_c_buf_p) = (yytext_ptr) + yy_amount_of_matched_text;
1227 
1228 			yy_current_state = yy_get_previous_state(  );
1229 
1230 			/* Okay, we're now positioned to make the NUL
1231 			 * transition.  We couldn't have
1232 			 * yy_get_previous_state() go ahead and do it
1233 			 * for us because it doesn't know how to deal
1234 			 * with the possibility of jamming (and we don't
1235 			 * want to build jamming into it because then it
1236 			 * will run more slowly).
1237 			 */
1238 
1239 			yy_next_state = yy_try_NUL_trans( yy_current_state );
1240 
1241 			yy_bp = (yytext_ptr) + YY_MORE_ADJ;
1242 
1243 			if ( yy_next_state )
1244 				{
1245 				/* Consume the NUL. */
1246 				yy_cp = ++(yy_c_buf_p);
1247 				yy_current_state = yy_next_state;
1248 				goto yy_match;
1249 				}
1250 
1251 			else
1252 				{
1253 /* %% [14.0] code to do back-up for compressed tables and set up yy_cp goes here */
1254 				yy_cp = (yy_last_accepting_cpos);
1255 				yy_current_state = (yy_last_accepting_state);
1256 				goto yy_find_action;
1257 				}
1258 			}
1259 
1260 		else switch ( yy_get_next_buffer(  ) )
1261 			{
1262 			case EOB_ACT_END_OF_FILE:
1263 				{
1264 				(yy_did_buffer_switch_on_eof) = 0;
1265 
1266 				if ( skel_wrap( ) )
1267 					{
1268 					/* Note: because we've taken care in
1269 					 * yy_get_next_buffer() to have set up
1270 					 * skel_text, we can now set up
1271 					 * yy_c_buf_p so that if some total
1272 					 * hoser (like flex itself) wants to
1273 					 * call the scanner after we return the
1274 					 * YY_NULL, it'll still work - another
1275 					 * YY_NULL will get returned.
1276 					 */
1277 					(yy_c_buf_p) = (yytext_ptr) + YY_MORE_ADJ;
1278 
1279 					yy_act = YY_STATE_EOF(YY_START);
1280 					goto do_action;
1281 					}
1282 
1283 				else
1284 					{
1285 					if ( ! (yy_did_buffer_switch_on_eof) )
1286 						YY_NEW_FILE;
1287 					}
1288 				break;
1289 				}
1290 
1291 			case EOB_ACT_CONTINUE_SCAN:
1292 				(yy_c_buf_p) =
1293 					(yytext_ptr) + yy_amount_of_matched_text;
1294 
1295 				yy_current_state = yy_get_previous_state(  );
1296 
1297 				yy_cp = (yy_c_buf_p);
1298 				yy_bp = (yytext_ptr) + YY_MORE_ADJ;
1299 				goto yy_match;
1300 
1301 			case EOB_ACT_LAST_MATCH:
1302 				(yy_c_buf_p) =
1303 				&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)];
1304 
1305 				yy_current_state = yy_get_previous_state(  );
1306 
1307 				yy_cp = (yy_c_buf_p);
1308 				yy_bp = (yytext_ptr) + YY_MORE_ADJ;
1309 				goto yy_find_action;
1310 			}
1311 		break;
1312 		}
1313 
1314 	default:
1315 		YY_FATAL_ERROR(
1316 			"fatal flex scanner internal error--no action found" );
1317 	} /* end of action switch */
1318 		} /* end of scanning one token */
1319 } /* end of skel_lex */
1320 /* %ok-for-header */
1321 
1322 /* %if-c++-only */
1323 /* %not-for-header */
1324 
1325 /* %ok-for-header */
1326 
1327 /* %endif */
1328 
1329 /* yy_get_next_buffer - try to read in a new buffer
1330  *
1331  * Returns a code representing an action:
1332  *	EOB_ACT_LAST_MATCH -
1333  *	EOB_ACT_CONTINUE_SCAN - continue scanning from current position
1334  *	EOB_ACT_END_OF_FILE - end of file
1335  */
1336 /* %if-c-only */
yy_get_next_buffer(void)1337 static int yy_get_next_buffer (void)
1338 /* %endif */
1339 /* %if-c++-only */
1340 /* %endif */
1341 {
1342     	register char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf;
1343 	register char *source = (yytext_ptr);
1344 	register int number_to_move, i;
1345 	int ret_val;
1346 
1347 	if ( (yy_c_buf_p) > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] )
1348 		YY_FATAL_ERROR(
1349 		"fatal flex scanner internal error--end of buffer missed" );
1350 
1351 	if ( YY_CURRENT_BUFFER_LVALUE->yy_fill_buffer == 0 )
1352 		{ /* Don't try to fill the buffer, so this is an EOF. */
1353 		if ( (yy_c_buf_p) - (yytext_ptr) - YY_MORE_ADJ == 1 )
1354 			{
1355 			/* We matched a single character, the EOB, so
1356 			 * treat this as a final EOF.
1357 			 */
1358 			return EOB_ACT_END_OF_FILE;
1359 			}
1360 
1361 		else
1362 			{
1363 			/* We matched some text prior to the EOB, first
1364 			 * process it.
1365 			 */
1366 			return EOB_ACT_LAST_MATCH;
1367 			}
1368 		}
1369 
1370 	/* Try to read more data. */
1371 
1372 	/* First move last chars to start of buffer. */
1373 	number_to_move = (int) ((yy_c_buf_p) - (yytext_ptr)) - 1;
1374 
1375 	for ( i = 0; i < number_to_move; ++i )
1376 		*(dest++) = *(source++);
1377 
1378 	if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_EOF_PENDING )
1379 		/* don't do the read, it's not guaranteed to return an EOF,
1380 		 * just force an EOF
1381 		 */
1382 		YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars) = 0;
1383 
1384 	else
1385 		{
1386 			yy_size_t num_to_read =
1387 			YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1;
1388 
1389 		while ( num_to_read <= 0 )
1390 			{ /* Not enough room in the buffer - grow it. */
1391 
1392 			/* just a shorter name for the current buffer */
1393 			YY_BUFFER_STATE b = YY_CURRENT_BUFFER_LVALUE;
1394 
1395 			int yy_c_buf_p_offset =
1396 				(int) ((yy_c_buf_p) - b->yy_ch_buf);
1397 
1398 			if ( b->yy_is_our_buffer )
1399 				{
1400 				yy_size_t new_size = b->yy_buf_size * 2;
1401 
1402 				if ( new_size <= 0 )
1403 					b->yy_buf_size += b->yy_buf_size / 8;
1404 				else
1405 					b->yy_buf_size *= 2;
1406 
1407 				b->yy_ch_buf = (char *)
1408 					/* Include room in for 2 EOB chars. */
1409 					skel_realloc((void *) b->yy_ch_buf,b->yy_buf_size + 2  );
1410 				}
1411 			else
1412 				/* Can't grow it, we don't own it. */
1413 				b->yy_ch_buf = 0;
1414 
1415 			if ( ! b->yy_ch_buf )
1416 				YY_FATAL_ERROR(
1417 				"fatal error - scanner input buffer overflow" );
1418 
1419 			(yy_c_buf_p) = &b->yy_ch_buf[yy_c_buf_p_offset];
1420 
1421 			num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size -
1422 						number_to_move - 1;
1423 
1424 			}
1425 
1426 		if ( num_to_read > YY_READ_BUF_SIZE )
1427 			num_to_read = YY_READ_BUF_SIZE;
1428 
1429 		/* Read in more data. */
1430 		YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]),
1431 			(yy_n_chars), num_to_read );
1432 
1433 		YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
1434 		}
1435 
1436 	if ( (yy_n_chars) == 0 )
1437 		{
1438 		if ( number_to_move == YY_MORE_ADJ )
1439 			{
1440 			ret_val = EOB_ACT_END_OF_FILE;
1441 			skel_restart(skel_in  );
1442 			}
1443 
1444 		else
1445 			{
1446 			ret_val = EOB_ACT_LAST_MATCH;
1447 			YY_CURRENT_BUFFER_LVALUE->yy_buffer_status =
1448 				YY_BUFFER_EOF_PENDING;
1449 			}
1450 		}
1451 
1452 	else
1453 		ret_val = EOB_ACT_CONTINUE_SCAN;
1454 
1455 	if ((yy_size_t) ((yy_n_chars) + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) {
1456 		/* Extend the array by 50%, plus the number we really need. */
1457 		yy_size_t new_size = (yy_n_chars) + number_to_move + ((yy_n_chars) >> 1);
1458 		YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) skel_realloc((void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size  );
1459 		if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
1460 			YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" );
1461 	}
1462 
1463 	(yy_n_chars) += number_to_move;
1464 	YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] = YY_END_OF_BUFFER_CHAR;
1465 	YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] = YY_END_OF_BUFFER_CHAR;
1466 
1467 	(yytext_ptr) = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[0];
1468 
1469 	return ret_val;
1470 }
1471 
1472 /* yy_get_previous_state - get the state just before the EOB char was reached */
1473 
1474 /* %if-c-only */
1475 /* %not-for-header */
1476 
yy_get_previous_state(void)1477     static yy_state_type yy_get_previous_state (void)
1478 /* %endif */
1479 /* %if-c++-only */
1480 /* %endif */
1481 {
1482 	register yy_state_type yy_current_state;
1483 	register char *yy_cp;
1484 
1485 /* %% [15.0] code to get the start state into yy_current_state goes here */
1486 	yy_current_state = (yy_start);
1487 
1488 	for ( yy_cp = (yytext_ptr) + YY_MORE_ADJ; yy_cp < (yy_c_buf_p); ++yy_cp )
1489 		{
1490 /* %% [16.0] code to find the next state goes here */
1491 		register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1);
1492 		if ( yy_accept[yy_current_state] )
1493 			{
1494 			(yy_last_accepting_state) = yy_current_state;
1495 			(yy_last_accepting_cpos) = yy_cp;
1496 			}
1497 		while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
1498 			{
1499 			yy_current_state = (int) yy_def[yy_current_state];
1500 			if ( yy_current_state >= 45 )
1501 				yy_c = yy_meta[(unsigned int) yy_c];
1502 			}
1503 		yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
1504 		}
1505 
1506 	return yy_current_state;
1507 }
1508 
1509 /* yy_try_NUL_trans - try to make a transition on the NUL character
1510  *
1511  * synopsis
1512  *	next_state = yy_try_NUL_trans( current_state );
1513  */
1514 /* %if-c-only */
yy_try_NUL_trans(yy_state_type yy_current_state)1515     static yy_state_type yy_try_NUL_trans  (yy_state_type yy_current_state )
1516 /* %endif */
1517 /* %if-c++-only */
1518 /* %endif */
1519 {
1520 	register int yy_is_jam;
1521     /* %% [17.0] code to find the next state, and perhaps do backing up, goes here */
1522 	register char *yy_cp = (yy_c_buf_p);
1523 
1524 	register YY_CHAR yy_c = 1;
1525 	if ( yy_accept[yy_current_state] )
1526 		{
1527 		(yy_last_accepting_state) = yy_current_state;
1528 		(yy_last_accepting_cpos) = yy_cp;
1529 		}
1530 	while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
1531 		{
1532 		yy_current_state = (int) yy_def[yy_current_state];
1533 		if ( yy_current_state >= 45 )
1534 			yy_c = yy_meta[(unsigned int) yy_c];
1535 		}
1536 	yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
1537 	yy_is_jam = (yy_current_state == 44);
1538 
1539 		return yy_is_jam ? 0 : yy_current_state;
1540 }
1541 
1542 /* %if-c-only */
1543 
1544 /* %endif */
1545 
1546 /* %if-c-only */
1547 #ifndef YY_NO_INPUT
1548 #ifdef __cplusplus
yyinput(void)1549     static int yyinput (void)
1550 #else
1551     static int input  (void)
1552 #endif
1553 
1554 /* %endif */
1555 /* %if-c++-only */
1556 /* %endif */
1557 {
1558 	int c;
1559 
1560 	*(yy_c_buf_p) = (yy_hold_char);
1561 
1562 	if ( *(yy_c_buf_p) == YY_END_OF_BUFFER_CHAR )
1563 		{
1564 		/* yy_c_buf_p now points to the character we want to return.
1565 		 * If this occurs *before* the EOB characters, then it's a
1566 		 * valid NUL; if not, then we've hit the end of the buffer.
1567 		 */
1568 		if ( (yy_c_buf_p) < &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] )
1569 			/* This was really a NUL. */
1570 			*(yy_c_buf_p) = '\0';
1571 
1572 		else
1573 			{ /* need more input */
1574 			yy_size_t offset = (yy_c_buf_p) - (yytext_ptr);
1575 			++(yy_c_buf_p);
1576 
1577 			switch ( yy_get_next_buffer(  ) )
1578 				{
1579 				case EOB_ACT_LAST_MATCH:
1580 					/* This happens because yy_g_n_b()
1581 					 * sees that we've accumulated a
1582 					 * token and flags that we need to
1583 					 * try matching the token before
1584 					 * proceeding.  But for input(),
1585 					 * there's no matching to consider.
1586 					 * So convert the EOB_ACT_LAST_MATCH
1587 					 * to EOB_ACT_END_OF_FILE.
1588 					 */
1589 
1590 					/* Reset buffer status. */
1591 					skel_restart(skel_in );
1592 
1593 					/*FALLTHROUGH*/
1594 
1595 				case EOB_ACT_END_OF_FILE:
1596 					{
1597 					if ( skel_wrap( ) )
1598 						return EOF;
1599 
1600 					if ( ! (yy_did_buffer_switch_on_eof) )
1601 						YY_NEW_FILE;
1602 #ifdef __cplusplus
1603 					return yyinput();
1604 #else
1605 					return input();
1606 #endif
1607 					}
1608 
1609 				case EOB_ACT_CONTINUE_SCAN:
1610 					(yy_c_buf_p) = (yytext_ptr) + offset;
1611 					break;
1612 				}
1613 			}
1614 		}
1615 
1616 	c = *(unsigned char *) (yy_c_buf_p);	/* cast for 8-bit char's */
1617 	*(yy_c_buf_p) = '\0';	/* preserve skel_text */
1618 	(yy_hold_char) = *++(yy_c_buf_p);
1619 
1620 /* %% [19.0] update BOL and skel_lineno */
1621 
1622 	return c;
1623 }
1624 /* %if-c-only */
1625 #endif	/* ifndef YY_NO_INPUT */
1626 /* %endif */
1627 
1628 /** Immediately switch to a different input stream.
1629  * @param input_file A readable stream.
1630  *
1631  * @note This function does not reset the start condition to @c INITIAL .
1632  */
1633 /* %if-c-only */
skel_restart(FILE * input_file)1634     void skel_restart  (FILE * input_file )
1635 /* %endif */
1636 /* %if-c++-only */
1637 /* %endif */
1638 {
1639 
1640 	if ( ! YY_CURRENT_BUFFER ){
1641         skel_ensure_buffer_stack ();
1642 		YY_CURRENT_BUFFER_LVALUE =
1643             skel__create_buffer(skel_in,YY_BUF_SIZE );
1644 	}
1645 
1646 	skel__init_buffer(YY_CURRENT_BUFFER,input_file );
1647 	skel__load_buffer_state( );
1648 }
1649 
1650 /** Switch to a different input buffer.
1651  * @param new_buffer The new input buffer.
1652  *
1653  */
1654 /* %if-c-only */
skel__switch_to_buffer(YY_BUFFER_STATE new_buffer)1655     void skel__switch_to_buffer  (YY_BUFFER_STATE  new_buffer )
1656 /* %endif */
1657 /* %if-c++-only */
1658 /* %endif */
1659 {
1660 
1661 	/* TODO. We should be able to replace this entire function body
1662 	 * with
1663 	 *		skel_pop_buffer_state();
1664 	 *		skel_push_buffer_state(new_buffer);
1665      */
1666 	skel_ensure_buffer_stack ();
1667 	if ( YY_CURRENT_BUFFER == new_buffer )
1668 		return;
1669 
1670 	if ( YY_CURRENT_BUFFER )
1671 		{
1672 		/* Flush out information for old buffer. */
1673 		*(yy_c_buf_p) = (yy_hold_char);
1674 		YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p);
1675 		YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
1676 		}
1677 
1678 	YY_CURRENT_BUFFER_LVALUE = new_buffer;
1679 	skel__load_buffer_state( );
1680 
1681 	/* We don't actually know whether we did this switch during
1682 	 * EOF (skel_wrap()) processing, but the only time this flag
1683 	 * is looked at is after skel_wrap() is called, so it's safe
1684 	 * to go ahead and always set it.
1685 	 */
1686 	(yy_did_buffer_switch_on_eof) = 1;
1687 }
1688 
1689 /* %if-c-only */
skel__load_buffer_state(void)1690 static void skel__load_buffer_state  (void)
1691 /* %endif */
1692 /* %if-c++-only */
1693 /* %endif */
1694 {
1695     	(yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
1696 	(yytext_ptr) = (yy_c_buf_p) = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos;
1697 	skel_in = YY_CURRENT_BUFFER_LVALUE->yy_input_file;
1698 	(yy_hold_char) = *(yy_c_buf_p);
1699 }
1700 
1701 /** Allocate and initialize an input buffer state.
1702  * @param file A readable stream.
1703  * @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE.
1704  *
1705  * @return the allocated buffer state.
1706  */
1707 /* %if-c-only */
skel__create_buffer(FILE * file,int size)1708     YY_BUFFER_STATE skel__create_buffer  (FILE * file, int  size )
1709 /* %endif */
1710 /* %if-c++-only */
1711 /* %endif */
1712 {
1713 	YY_BUFFER_STATE b;
1714 
1715 	b = (YY_BUFFER_STATE) skel_alloc(sizeof( struct yy_buffer_state )  );
1716 	if ( ! b )
1717 		YY_FATAL_ERROR( "out of dynamic memory in skel__create_buffer()" );
1718 
1719 	b->yy_buf_size = size;
1720 
1721 	/* yy_ch_buf has to be 2 characters longer than the size given because
1722 	 * we need to put in 2 end-of-buffer characters.
1723 	 */
1724 	b->yy_ch_buf = (char *) skel_alloc(b->yy_buf_size + 2  );
1725 	if ( ! b->yy_ch_buf )
1726 		YY_FATAL_ERROR( "out of dynamic memory in skel__create_buffer()" );
1727 
1728 	b->yy_is_our_buffer = 1;
1729 
1730 	skel__init_buffer(b,file );
1731 
1732 	return b;
1733 }
1734 
1735 /** Destroy the buffer.
1736  * @param b a buffer created with skel__create_buffer()
1737  *
1738  */
1739 /* %if-c-only */
skel__delete_buffer(YY_BUFFER_STATE b)1740     void skel__delete_buffer (YY_BUFFER_STATE  b )
1741 /* %endif */
1742 /* %if-c++-only */
1743 /* %endif */
1744 {
1745 
1746 	if ( ! b )
1747 		return;
1748 
1749 	if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */
1750 		YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0;
1751 
1752 	if ( b->yy_is_our_buffer )
1753 		skel_free((void *) b->yy_ch_buf  );
1754 
1755 	skel_free((void *) b  );
1756 }
1757 
1758 /* Initializes or reinitializes a buffer.
1759  * This function is sometimes called more than once on the same buffer,
1760  * such as during a skel_restart() or at EOF.
1761  */
1762 /* %if-c-only */
skel__init_buffer(YY_BUFFER_STATE b,FILE * file)1763     static void skel__init_buffer  (YY_BUFFER_STATE  b, FILE * file )
1764 /* %endif */
1765 /* %if-c++-only */
1766 /* %endif */
1767 
1768 {
1769 	int oerrno = errno;
1770 
1771 	skel__flush_buffer(b );
1772 
1773 	b->yy_input_file = file;
1774 	b->yy_fill_buffer = 1;
1775 
1776     /* If b is the current buffer, then skel__init_buffer was _probably_
1777      * called from skel_restart() or through yy_get_next_buffer.
1778      * In that case, we don't want to reset the lineno or column.
1779      */
1780     if (b != YY_CURRENT_BUFFER){
1781         b->yy_bs_lineno = 1;
1782         b->yy_bs_column = 0;
1783     }
1784 
1785 /* %if-c-only */
1786 
1787         b->yy_is_interactive = 0;
1788 
1789 /* %endif */
1790 /* %if-c++-only */
1791 /* %endif */
1792 	errno = oerrno;
1793 }
1794 
1795 /** Discard all buffered characters. On the next scan, YY_INPUT will be called.
1796  * @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER.
1797  *
1798  */
1799 /* %if-c-only */
skel__flush_buffer(YY_BUFFER_STATE b)1800     void skel__flush_buffer (YY_BUFFER_STATE  b )
1801 /* %endif */
1802 /* %if-c++-only */
1803 /* %endif */
1804 {
1805     	if ( ! b )
1806 		return;
1807 
1808 	b->yy_n_chars = 0;
1809 
1810 	/* We always need two end-of-buffer characters.  The first causes
1811 	 * a transition to the end-of-buffer state.  The second causes
1812 	 * a jam in that state.
1813 	 */
1814 	b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR;
1815 	b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR;
1816 
1817 	b->yy_buf_pos = &b->yy_ch_buf[0];
1818 
1819 	b->yy_at_bol = 1;
1820 	b->yy_buffer_status = YY_BUFFER_NEW;
1821 
1822 	if ( b == YY_CURRENT_BUFFER )
1823 		skel__load_buffer_state( );
1824 }
1825 
1826 /* %if-c-or-c++ */
1827 /** Pushes the new state onto the stack. The new state becomes
1828  *  the current state. This function will allocate the stack
1829  *  if necessary.
1830  *  @param new_buffer The new state.
1831  *
1832  */
1833 /* %if-c-only */
skel_push_buffer_state(YY_BUFFER_STATE new_buffer)1834 void skel_push_buffer_state (YY_BUFFER_STATE new_buffer )
1835 /* %endif */
1836 /* %if-c++-only */
1837 /* %endif */
1838 {
1839     	if (new_buffer == NULL)
1840 		return;
1841 
1842 	skel_ensure_buffer_stack();
1843 
1844 	/* This block is copied from skel__switch_to_buffer. */
1845 	if ( YY_CURRENT_BUFFER )
1846 		{
1847 		/* Flush out information for old buffer. */
1848 		*(yy_c_buf_p) = (yy_hold_char);
1849 		YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p);
1850 		YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
1851 		}
1852 
1853 	/* Only push if top exists. Otherwise, replace top. */
1854 	if (YY_CURRENT_BUFFER)
1855 		(yy_buffer_stack_top)++;
1856 	YY_CURRENT_BUFFER_LVALUE = new_buffer;
1857 
1858 	/* copied from skel__switch_to_buffer. */
1859 	skel__load_buffer_state( );
1860 	(yy_did_buffer_switch_on_eof) = 1;
1861 }
1862 /* %endif */
1863 
1864 /* %if-c-or-c++ */
1865 /** Removes and deletes the top of the stack, if present.
1866  *  The next element becomes the new top.
1867  *
1868  */
1869 /* %if-c-only */
skel_pop_buffer_state(void)1870 void skel_pop_buffer_state (void)
1871 /* %endif */
1872 /* %if-c++-only */
1873 /* %endif */
1874 {
1875     	if (!YY_CURRENT_BUFFER)
1876 		return;
1877 
1878 	skel__delete_buffer(YY_CURRENT_BUFFER );
1879 	YY_CURRENT_BUFFER_LVALUE = NULL;
1880 	if ((yy_buffer_stack_top) > 0)
1881 		--(yy_buffer_stack_top);
1882 
1883 	if (YY_CURRENT_BUFFER) {
1884 		skel__load_buffer_state( );
1885 		(yy_did_buffer_switch_on_eof) = 1;
1886 	}
1887 }
1888 /* %endif */
1889 
1890 /* %if-c-or-c++ */
1891 /* Allocates the stack if it does not exist.
1892  *  Guarantees space for at least one push.
1893  */
1894 /* %if-c-only */
skel_ensure_buffer_stack(void)1895 static void skel_ensure_buffer_stack (void)
1896 /* %endif */
1897 /* %if-c++-only */
1898 /* %endif */
1899 {
1900 	yy_size_t num_to_alloc;
1901 
1902 	if (!(yy_buffer_stack)) {
1903 
1904 		/* First allocation is just for 2 elements, since we don't know if this
1905 		 * scanner will even need a stack. We use 2 instead of 1 to avoid an
1906 		 * immediate realloc on the next call.
1907          */
1908 		num_to_alloc = 1;
1909 		(yy_buffer_stack) = (struct yy_buffer_state**)skel_alloc
1910 								(num_to_alloc * sizeof(struct yy_buffer_state*)
1911 								);
1912 		if ( ! (yy_buffer_stack) )
1913 			YY_FATAL_ERROR( "out of dynamic memory in skel_ensure_buffer_stack()" );
1914 
1915 		memset((yy_buffer_stack), 0, num_to_alloc * sizeof(struct yy_buffer_state*));
1916 
1917 		(yy_buffer_stack_max) = num_to_alloc;
1918 		(yy_buffer_stack_top) = 0;
1919 		return;
1920 	}
1921 
1922 	if ((yy_buffer_stack_top) >= ((yy_buffer_stack_max)) - 1){
1923 
1924 		/* Increase the buffer to prepare for a possible push. */
1925 		int grow_size = 8 /* arbitrary grow size */;
1926 
1927 		num_to_alloc = (yy_buffer_stack_max) + grow_size;
1928 		(yy_buffer_stack) = (struct yy_buffer_state**)skel_realloc
1929 								((yy_buffer_stack),
1930 								num_to_alloc * sizeof(struct yy_buffer_state*)
1931 								);
1932 		if ( ! (yy_buffer_stack) )
1933 			YY_FATAL_ERROR( "out of dynamic memory in skel_ensure_buffer_stack()" );
1934 
1935 		/* zero only the new slots.*/
1936 		memset((yy_buffer_stack) + (yy_buffer_stack_max), 0, grow_size * sizeof(struct yy_buffer_state*));
1937 		(yy_buffer_stack_max) = num_to_alloc;
1938 	}
1939 }
1940 /* %endif */
1941 
1942 /* %if-c-only */
1943 /** Setup the input buffer state to scan directly from a user-specified character buffer.
1944  * @param base the character buffer
1945  * @param size the size in bytes of the character buffer
1946  *
1947  * @return the newly allocated buffer state object.
1948  */
skel__scan_buffer(char * base,yy_size_t size)1949 YY_BUFFER_STATE skel__scan_buffer  (char * base, yy_size_t  size )
1950 {
1951 	YY_BUFFER_STATE b;
1952 
1953 	if ( size < 2 ||
1954 	     base[size-2] != YY_END_OF_BUFFER_CHAR ||
1955 	     base[size-1] != YY_END_OF_BUFFER_CHAR )
1956 		/* They forgot to leave room for the EOB's. */
1957 		return 0;
1958 
1959 	b = (YY_BUFFER_STATE) skel_alloc(sizeof( struct yy_buffer_state )  );
1960 	if ( ! b )
1961 		YY_FATAL_ERROR( "out of dynamic memory in skel__scan_buffer()" );
1962 
1963 	b->yy_buf_size = size - 2;	/* "- 2" to take care of EOB's */
1964 	b->yy_buf_pos = b->yy_ch_buf = base;
1965 	b->yy_is_our_buffer = 0;
1966 	b->yy_input_file = 0;
1967 	b->yy_n_chars = b->yy_buf_size;
1968 	b->yy_is_interactive = 0;
1969 	b->yy_at_bol = 1;
1970 	b->yy_fill_buffer = 0;
1971 	b->yy_buffer_status = YY_BUFFER_NEW;
1972 
1973 	skel__switch_to_buffer(b  );
1974 
1975 	return b;
1976 }
1977 /* %endif */
1978 
1979 /* %if-c-only */
1980 /** Setup the input buffer state to scan a string. The next call to skel_lex() will
1981  * scan from a @e copy of @a str.
1982  * @param yystr a NUL-terminated string to scan
1983  *
1984  * @return the newly allocated buffer state object.
1985  * @note If you want to scan bytes that may contain NUL values, then use
1986  *       skel__scan_bytes() instead.
1987  */
skel__scan_string(yyconst char * yystr)1988 YY_BUFFER_STATE skel__scan_string (yyconst char * yystr )
1989 {
1990 
1991 	return skel__scan_bytes(yystr,strlen(yystr) );
1992 }
1993 /* %endif */
1994 
1995 /* %if-c-only */
1996 /** Setup the input buffer state to scan the given bytes. The next call to skel_lex() will
1997  * scan from a @e copy of @a bytes.
1998  * @param yybytes the byte buffer to scan
1999  * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes.
2000  *
2001  * @return the newly allocated buffer state object.
2002  */
skel__scan_bytes(yyconst char * yybytes,yy_size_t _yybytes_len)2003 YY_BUFFER_STATE skel__scan_bytes  (yyconst char * yybytes, yy_size_t  _yybytes_len )
2004 {
2005 	YY_BUFFER_STATE b;
2006 	char *buf;
2007 	yy_size_t n;
2008 	int i;
2009 
2010 	/* Get memory for full buffer, including space for trailing EOB's. */
2011 	n = _yybytes_len + 2;
2012 	buf = (char *) skel_alloc(n  );
2013 	if ( ! buf )
2014 		YY_FATAL_ERROR( "out of dynamic memory in skel__scan_bytes()" );
2015 
2016 	for ( i = 0; i < _yybytes_len; ++i )
2017 		buf[i] = yybytes[i];
2018 
2019 	buf[_yybytes_len] = buf[_yybytes_len+1] = YY_END_OF_BUFFER_CHAR;
2020 
2021 	b = skel__scan_buffer(buf,n );
2022 	if ( ! b )
2023 		YY_FATAL_ERROR( "bad buffer in skel__scan_bytes()" );
2024 
2025 	/* It's okay to grow etc. this buffer, and we should throw it
2026 	 * away when we're done.
2027 	 */
2028 	b->yy_is_our_buffer = 1;
2029 
2030 	return b;
2031 }
2032 /* %endif */
2033 
2034 #ifndef YY_EXIT_FAILURE
2035 #define YY_EXIT_FAILURE 2
2036 #endif
2037 
2038 /* %if-c-only */
yy_fatal_error(yyconst char * msg)2039 static void yy_fatal_error (yyconst char* msg )
2040 {
2041     	(void) fprintf( stderr, "%s\n", msg );
2042 	exit( YY_EXIT_FAILURE );
2043 }
2044 /* %endif */
2045 /* %if-c++-only */
2046 /* %endif */
2047 
2048 /* Redefine yyless() so it works in section 3 code. */
2049 
2050 #undef yyless
2051 #define yyless(n) \
2052 	do \
2053 		{ \
2054 		/* Undo effects of setting up skel_text. */ \
2055         int yyless_macro_arg = (n); \
2056         YY_LESS_LINENO(yyless_macro_arg);\
2057 		skel_text[skel_leng] = (yy_hold_char); \
2058 		(yy_c_buf_p) = skel_text + yyless_macro_arg; \
2059 		(yy_hold_char) = *(yy_c_buf_p); \
2060 		*(yy_c_buf_p) = '\0'; \
2061 		skel_leng = yyless_macro_arg; \
2062 		} \
2063 	while ( 0 )
2064 
2065 /* Accessor  methods (get/set functions) to struct members. */
2066 
2067 /* %if-c-only */
2068 /* %if-reentrant */
2069 /* %endif */
2070 
2071 /** Get the current line number.
2072  *
2073  */
skel_get_lineno(void)2074 int skel_get_lineno  (void)
2075 {
2076 
2077     return skel_lineno;
2078 }
2079 
2080 /** Get the input stream.
2081  *
2082  */
skel_get_in(void)2083 FILE *skel_get_in  (void)
2084 {
2085         return skel_in;
2086 }
2087 
2088 /** Get the output stream.
2089  *
2090  */
skel_get_out(void)2091 FILE *skel_get_out  (void)
2092 {
2093         return skel_out;
2094 }
2095 
2096 /** Get the length of the current token.
2097  *
2098  */
skel_get_leng(void)2099 yy_size_t skel_get_leng  (void)
2100 {
2101         return skel_leng;
2102 }
2103 
2104 /** Get the current token.
2105  *
2106  */
2107 
skel_get_text(void)2108 char *skel_get_text  (void)
2109 {
2110         return skel_text;
2111 }
2112 
2113 /* %if-reentrant */
2114 /* %endif */
2115 
2116 /** Set the current line number.
2117  * @param line_number
2118  *
2119  */
skel_set_lineno(int line_number)2120 void skel_set_lineno (int  line_number )
2121 {
2122 
2123     skel_lineno = line_number;
2124 }
2125 
2126 /** Set the input stream. This does not discard the current
2127  * input buffer.
2128  * @param in_str A readable stream.
2129  *
2130  * @see skel__switch_to_buffer
2131  */
skel_set_in(FILE * in_str)2132 void skel_set_in (FILE *  in_str )
2133 {
2134         skel_in = in_str ;
2135 }
2136 
skel_set_out(FILE * out_str)2137 void skel_set_out (FILE *  out_str )
2138 {
2139         skel_out = out_str ;
2140 }
2141 
skel_get_debug(void)2142 int skel_get_debug  (void)
2143 {
2144         return skel__flex_debug;
2145 }
2146 
skel_set_debug(int bdebug)2147 void skel_set_debug (int  bdebug )
2148 {
2149         skel__flex_debug = bdebug ;
2150 }
2151 
2152 /* %endif */
2153 
2154 /* %if-reentrant */
2155 /* %if-bison-bridge */
2156 /* %endif */
2157 /* %endif if-c-only */
2158 
2159 /* %if-c-only */
yy_init_globals(void)2160 static int yy_init_globals (void)
2161 {
2162         /* Initialization is the same as for the non-reentrant scanner.
2163      * This function is called from skel_lex_destroy(), so don't allocate here.
2164      */
2165 
2166     (yy_buffer_stack) = 0;
2167     (yy_buffer_stack_top) = 0;
2168     (yy_buffer_stack_max) = 0;
2169     (yy_c_buf_p) = (char *) 0;
2170     (yy_init) = 0;
2171     (yy_start) = 0;
2172 
2173 /* Defined in main.c */
2174 #ifdef YY_STDINIT
2175     skel_in = stdin;
2176     skel_out = stdout;
2177 #else
2178     skel_in = (FILE *) 0;
2179     skel_out = (FILE *) 0;
2180 #endif
2181 
2182     /* For future reference: Set errno on error, since we are called by
2183      * skel_lex_init()
2184      */
2185     return 0;
2186 }
2187 /* %endif */
2188 
2189 /* %if-c-only SNIP! this currently causes conflicts with the c++ scanner */
2190 /* skel_lex_destroy is for both reentrant and non-reentrant scanners. */
skel_lex_destroy(void)2191 int skel_lex_destroy  (void)
2192 {
2193 
2194     /* Pop the buffer stack, destroying each element. */
2195 	while(YY_CURRENT_BUFFER){
2196 		skel__delete_buffer(YY_CURRENT_BUFFER  );
2197 		YY_CURRENT_BUFFER_LVALUE = NULL;
2198 		skel_pop_buffer_state();
2199 	}
2200 
2201 	/* Destroy the stack itself. */
2202 	skel_free((yy_buffer_stack) );
2203 	(yy_buffer_stack) = NULL;
2204 
2205     /* Reset the globals. This is important in a non-reentrant scanner so the next time
2206      * skel_lex() is called, initialization will occur. */
2207     yy_init_globals( );
2208 
2209 /* %if-reentrant */
2210 /* %endif */
2211     return 0;
2212 }
2213 /* %endif */
2214 
2215 /*
2216  * Internal utility routines.
2217  */
2218 
2219 #ifndef yytext_ptr
yy_flex_strncpy(char * s1,yyconst char * s2,int n)2220 static void yy_flex_strncpy (char* s1, yyconst char * s2, int n )
2221 {
2222 	register int i;
2223 	for ( i = 0; i < n; ++i )
2224 		s1[i] = s2[i];
2225 }
2226 #endif
2227 
2228 #ifdef YY_NEED_STRLEN
yy_flex_strlen(yyconst char * s)2229 static int yy_flex_strlen (yyconst char * s )
2230 {
2231 	register int n;
2232 	for ( n = 0; s[n]; ++n )
2233 		;
2234 
2235 	return n;
2236 }
2237 #endif
2238 
skel_alloc(yy_size_t size)2239 void *skel_alloc (yy_size_t  size )
2240 {
2241 	return (void *) malloc( size );
2242 }
2243 
skel_realloc(void * ptr,yy_size_t size)2244 void *skel_realloc  (void * ptr, yy_size_t  size )
2245 {
2246 	/* The cast to (char *) in the following accommodates both
2247 	 * implementations that use char* generic pointers, and those
2248 	 * that use void* generic pointers.  It works with the latter
2249 	 * because both ANSI C and C++ allow castless assignment from
2250 	 * any pointer type to void*, and deal with argument conversions
2251 	 * as though doing an assignment.
2252 	 */
2253 	return (void *) realloc( (char *) ptr, size );
2254 }
2255 
skel_free(void * ptr)2256 void skel_free (void * ptr )
2257 {
2258 	free( (char *) ptr );	/* see skel_realloc() for (char *) cast */
2259 }
2260 
2261 /* %if-tables-serialization definitions */
2262 /* %define-yytables   The name for this specific scanner's tables. */
2263 #define YYTABLES_NAME "yytables"
2264 /* %endif */
2265 
2266 /* %ok-for-header */
2267 
2268 #line 150 "scan-skel.l"
2269 
2270 
2271 
2272 /*------------------------.
2273 | Scan a Bison skeleton.  |
2274 `------------------------*/
2275 
2276 void
scan_skel(FILE * in)2277 scan_skel (FILE *in)
2278 {
2279   static bool initialized = false;
2280   if (!initialized)
2281     {
2282       initialized = true;
2283       obstack_init (&obstack_for_string);
2284     }
2285   skel_in = in;
2286   skel__flex_debug = trace_flag & trace_skeleton;
2287   skel_lex ();
2288 }
2289 
2290 void
skel_scanner_free(void)2291 skel_scanner_free (void)
2292 {
2293   obstack_free (&obstack_for_string, 0);
2294   /* Reclaim Flex's buffers.  */
2295   skel_lex_destroy ();
2296 }
2297 
2298 static void
at_directive_perform(int at_directive_argc,char * at_directive_argv[],char ** outnamep,int * out_linenop)2299 at_directive_perform (int at_directive_argc,
2300                       char *at_directive_argv[],
2301                       char **outnamep, int *out_linenop)
2302 {
2303   if (0 == strcmp (at_directive_argv[0], "@basename"))
2304     {
2305       if (at_directive_argc > 2)
2306         fail_for_at_directive_too_many_args (at_directive_argv[0]);
2307       fputs (last_component (at_directive_argv[1]), skel_out);
2308     }
2309   else if (0 == strcmp (at_directive_argv[0], "@warn")
2310            || 0 == strcmp (at_directive_argv[0], "@complain")
2311            || 0 == strcmp (at_directive_argv[0], "@fatal"))
2312     {
2313       void (*func)(char const *, ...);
2314       switch (at_directive_argv[0][1])
2315         {
2316           case 'w': func = warn; break;
2317           case 'c': func = complain; break;
2318           case 'f': func = fatal; break;
2319           default: aver (false); break;
2320         }
2321       switch (at_directive_argc)
2322         {
2323           case 2:
2324             func (_(at_directive_argv[1]));
2325             break;
2326           case 3:
2327             func (_(at_directive_argv[1]), at_directive_argv[2]);
2328             break;
2329           case 4:
2330             func (_(at_directive_argv[1]), at_directive_argv[2],
2331                   at_directive_argv[3]);
2332             break;
2333           case 5:
2334             func (_(at_directive_argv[1]), at_directive_argv[2],
2335                   at_directive_argv[3], at_directive_argv[4]);
2336             break;
2337           case 6:
2338             func (_(at_directive_argv[1]), at_directive_argv[2],
2339                   at_directive_argv[3], at_directive_argv[4],
2340                   at_directive_argv[5]);
2341             break;
2342           default:
2343             fail_for_at_directive_too_many_args (at_directive_argv[0]);
2344             break;
2345         }
2346     }
2347   else if (0 == strcmp (at_directive_argv[0], "@warn_at")
2348            || 0 == strcmp (at_directive_argv[0], "@complain_at")
2349            || 0 == strcmp (at_directive_argv[0], "@fatal_at"))
2350     {
2351       void (*func)(location, char const *, ...);
2352       location loc;
2353       if (at_directive_argc < 4)
2354         fail_for_at_directive_too_few_args (at_directive_argv[0]);
2355       switch (at_directive_argv[0][1])
2356         {
2357           case 'w': func = warn_at; break;
2358           case 'c': func = complain_at; break;
2359           case 'f': func = fatal_at; break;
2360           default: aver (false); break;
2361         }
2362       boundary_set_from_string (&loc.start, at_directive_argv[1]);
2363       boundary_set_from_string (&loc.end, at_directive_argv[2]);
2364       switch (at_directive_argc)
2365         {
2366           case 4:
2367             func (loc, _(at_directive_argv[3]));
2368             break;
2369           case 5:
2370             func (loc, _(at_directive_argv[3]), at_directive_argv[4]);
2371             break;
2372           case 6:
2373             func (loc, _(at_directive_argv[3]), at_directive_argv[4],
2374                   at_directive_argv[5]);
2375             break;
2376           case 7:
2377             func (loc, _(at_directive_argv[3]), at_directive_argv[4],
2378                   at_directive_argv[5], at_directive_argv[6]);
2379             break;
2380           case 8:
2381             func (loc, _(at_directive_argv[3]), at_directive_argv[4],
2382                   at_directive_argv[5], at_directive_argv[6],
2383                   at_directive_argv[7]);
2384             break;
2385           default:
2386             fail_for_at_directive_too_many_args (at_directive_argv[0]);
2387             break;
2388         }
2389     }
2390   else if (0 == strcmp (at_directive_argv[0], "@output"))
2391     {
2392       if (at_directive_argc > 2)
2393         fail_for_at_directive_too_many_args (at_directive_argv[0]);
2394       if (*outnamep)
2395         {
2396           free (*outnamep);
2397           xfclose (skel_out);
2398         }
2399       *outnamep = xstrdup (at_directive_argv[1]);
2400       output_file_name_check (outnamep);
2401       skel_out = xfopen (*outnamep, "w");
2402       *out_linenop = 1;
2403     }
2404   else
2405     fail_for_invalid_at (at_directive_argv[0]);
2406 }
2407 
2408 static void
fail_for_at_directive_too_few_args(char const * at_directive_name)2409 fail_for_at_directive_too_few_args (char const *at_directive_name)
2410 {
2411   fatal (_("too few arguments for %s directive in skeleton"),
2412          at_directive_name);
2413 }
2414 
2415 static void
fail_for_at_directive_too_many_args(char const * at_directive_name)2416 fail_for_at_directive_too_many_args (char const *at_directive_name)
2417 {
2418   fatal (_("too many arguments for %s directive in skeleton"),
2419          at_directive_name);
2420 }
2421 
2422 static void
fail_for_invalid_at(char const * at)2423 fail_for_invalid_at (char const *at)
2424 {
2425   fatal ("invalid @ in skeleton: %s", at);
2426 }
2427 
2428