usr.bin/lex/flex.skl

   1 /* A lexical scanner generated by flex */
   2
   3 /* Scanner skeleton version:
   4  * $Header: /home/daffy/u0/vern/flex/RCS/flex.skl,v 2.91 96/09/10 16:58:48 vern Exp $
   5  * $FreeBSD$
   6  */
   7
   8 #if defined(__FreeBSD__)
   9 #include <sys/cdefs.h>
  10 #else
  11 #define __unused
  12 #endif
  13
  14 #define FLEX_SCANNER
  15 #define YY_FLEX_MAJOR_VERSION 2
  16 #define YY_FLEX_MINOR_VERSION 5
  17
  18 %-
  19 #include <stdio.h>
  20 %*
  21
  22
  23 /* cfront 1.2 defines "c_plusplus" instead of "__cplusplus" */
  24 #ifdef c_plusplus
  25 #ifndef __cplusplus
  26 #define __cplusplus
  27 #endif
  28 #endif
  29
  30
  31 #ifdef __cplusplus
  32
  33 #include <stdlib.h>
  34 %+
  35 #include <iosfwd>
  36 using namespace std;
  37 %*
  38 #include <unistd.h>
  39
  40 /* Use prototypes in function declarations. */
  41 #define YY_USE_PROTOS
  42
  43 /* The "const" storage-class-modifier is valid. */
  44 #define YY_USE_CONST
  45
  46 #else   /* ! __cplusplus */
  47
  48 #if __STDC__
  49
  50 #define YY_USE_PROTOS
  51 #define YY_USE_CONST
  52
  53 #endif  /* __STDC__ */
  54 #endif  /* ! __cplusplus */
  55
  56 #ifdef __TURBOC__
  57  #pragma warn -rch
  58  #pragma warn -use
  59 #include <io.h>
  60 #include <stdlib.h>
  61 #define YY_USE_CONST
  62 #define YY_USE_PROTOS
  63 #endif
  64
  65 #ifdef YY_USE_CONST
  66 #define yyconst const
  67 #else
  68 #define yyconst
  69 #endif
  70
  71
  72 #ifdef YY_USE_PROTOS
  73 #define YY_PROTO(proto) proto
  74 #else
  75 #define YY_PROTO(proto) ()
  76 #endif
  77
  78 /* Returned upon end-of-file. */
  79 #define YY_NULL 0
  80
  81 /* Promotes a possibly negative, possibly signed char to an unsigned
  82  * integer for use as an array index.  If the signed char is negative,
  83  * we want to instead treat it as an 8-bit unsigned char, hence the
  84  * double cast.
  85  */
  86 #define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c)
  87
  88 /* Enter a start condition.  This macro really ought to take a parameter,
  89  * but we do it the disgusting crufty way forced on us by the ()-less
  90  * definition of BEGIN.
  91  */
  92 #define BEGIN yy_start = 1 + 2 *
  93
  94 /* Translate the current start state into a value that can be later handed
  95  * to BEGIN to return to the state.  The YYSTATE alias is for lex
  96  * compatibility.
  97  */
  98 #define YY_START ((yy_start - 1) / 2)
  99 #define YYSTATE YY_START
 100
 101 /* Action number for EOF rule of a given start state. */
 102 #define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1)
 103
 104 /* Special action meaning "start processing a new file". */
 105 #define YY_NEW_FILE yyrestart( yyin )
 106
 107 #define YY_END_OF_BUFFER_CHAR 0
 108
 109 /* Size of default input buffer. */
 110 #define YY_BUF_SIZE 16384
 111
 112 typedef struct yy_buffer_state *YY_BUFFER_STATE;
 113
 114 extern int yyleng;
 115 %-
 116 extern FILE *yyin, *yyout;
 117 %*
 118
 119 #define EOB_ACT_CONTINUE_SCAN 0
 120 #define EOB_ACT_END_OF_FILE 1
 121 #define EOB_ACT_LAST_MATCH 2
 122
 123 /* The funky do-while in the following #define is used to turn the definition
 124  * int a single C statement (which needs a semi-colon terminator).  This
 125  * avoids problems with code like:
 126  *
 127  *      if ( condition_holds )
 128  *              yyless( 5 );
 129  *      else
 130  *              do_something_else();
 131  *
 132  * Prior to using the do-while the compiler would get upset at the
 133  * "else" because it interpreted the "if" statement as being all
 134  * done when it reached the ';' after the yyless() call.
 135  */
 136
 137 /* Return all but the first 'n' matched characters back to the input stream. */
 138
 139 #define yyless(n) \
 140         do \
 141                 { \
 142                 /* Undo effects of setting up yytext. */ \
 143                 *yy_cp = yy_hold_char; \
 144                 YY_RESTORE_YY_MORE_OFFSET \
 145                 yy_c_buf_p = yy_cp = yy_bp + n - YY_MORE_ADJ; \
 146                 YY_DO_BEFORE_ACTION; /* set up yytext again */ \
 147                 } \
 148         while ( 0 )
 149
 150 #define unput(c) yyunput( c, yytext_ptr )
 151
 152 /* The following is because we cannot portably get our hands on size_t
 153  * (without autoconf's help, which isn't available because we want
 154  * flex-generated scanners to compile on their own).
 155  */
 156 typedef unsigned int yy_size_t;
 157
 158
 159 struct yy_buffer_state
 160         {
 161 %-
 162         FILE *yy_input_file;
 163 %+
 164         istream* yy_input_file;
 165 %*
 166
 167         char *yy_ch_buf;                /* input buffer */
 168         char *yy_buf_pos;               /* current position in input buffer */
 169
 170         /* Size of input buffer in bytes, not including room for EOB
 171          * characters.
 172          */
 173         yy_size_t yy_buf_size;
 174
 175         /* Number of characters read into yy_ch_buf, not including EOB
 176          * characters.
 177          */
 178         int yy_n_chars;
 179
 180         /* Whether we "own" the buffer - i.e., we know we created it,
 181          * and can realloc() it to grow it, and should free() it to
 182          * delete it.
 183          */
 184         int yy_is_our_buffer;
 185
 186         /* Whether this is an "interactive" input source; if so, and
 187          * if we're using stdio for input, then we want to use getc()
 188          * instead of fread(), to make sure we stop fetching input after
 189          * each newline.
 190          */
 191         int yy_is_interactive;
 192
 193         /* Whether we're considered to be at the beginning of a line.
 194          * If so, '^' rules will be active on the next match, otherwise
 195          * not.
 196          */
 197         int yy_at_bol;
 198
 199         /* Whether to try to fill the input buffer when we reach the
 200          * end of it.
 201          */
 202         int yy_fill_buffer;
 203
 204         int yy_buffer_status;
 205 #define YY_BUFFER_NEW 0
 206 #define YY_BUFFER_NORMAL 1
 207         /* When an EOF's been seen but there's still some text to process
 208          * then we mark the buffer as YY_EOF_PENDING, to indicate that we
 209          * shouldn't try reading from the input source any more.  We might
 210          * still have a bunch of tokens to match, though, because of
 211          * possible backing-up.
 212          *
 213          * When we actually see the EOF, we change the status to "new"
 214          * (via yyrestart()), so that the user can continue scanning by
 215          * just pointing yyin at a new input file.
 216          */
 217 #define YY_BUFFER_EOF_PENDING 2
 218         };
 219
 220 %- Standard (non-C++) definition
 221 static YY_BUFFER_STATE yy_current_buffer = 0;
 222 %*
 223
 224 /* We provide macros for accessing buffer states in case in the
 225  * future we want to put the buffer states in a more general
 226  * "scanner state".
 227  */
 228 #define YY_CURRENT_BUFFER yy_current_buffer
 229
 230
 231 %- Standard (non-C++) definition
 232 /* yy_hold_char holds the character lost when yytext is formed. */
 233 static char yy_hold_char;
 234
 235 static int yy_n_chars;          /* number of characters read into yy_ch_buf */
 236
 237
 238 int yyleng;
 239
 240 /* Points to current character in buffer. */
 241 static char *yy_c_buf_p = (char *) 0;
 242 static int yy_init = 1;         /* whether we need to initialize */
 243 static int yy_start = 0;        /* start state number */
 244
 245 /* Flag which is used to allow yywrap()'s to do buffer switches
 246  * instead of setting up a fresh yyin.  A bit of a hack ...
 247  */
 248 static int yy_did_buffer_switch_on_eof;
 249
 250 void yyrestart YY_PROTO(( FILE *input_file ));
 251
 252 void yy_switch_to_buffer YY_PROTO(( YY_BUFFER_STATE new_buffer ));
 253 void yy_load_buffer_state YY_PROTO(( void ));
 254 YY_BUFFER_STATE yy_create_buffer YY_PROTO(( FILE *file, int size ));
 255 void yy_delete_buffer YY_PROTO(( YY_BUFFER_STATE b ));
 256 void yy_init_buffer YY_PROTO(( YY_BUFFER_STATE b, FILE *file ));
 257 void yy_flush_buffer YY_PROTO(( YY_BUFFER_STATE b ));
 258 #define YY_FLUSH_BUFFER yy_flush_buffer( yy_current_buffer )
 259
 260 YY_BUFFER_STATE yy_scan_buffer YY_PROTO(( char *base, yy_size_t size ));
 261 YY_BUFFER_STATE yy_scan_string YY_PROTO(( yyconst char *yy_str ));
 262 YY_BUFFER_STATE yy_scan_bytes YY_PROTO(( yyconst char *bytes, int len ));
 263 %*
 264
 265 static void *yy_flex_alloc YY_PROTO(( yy_size_t ));
 266 static void *yy_flex_realloc YY_PROTO(( void *, yy_size_t )) __unused;
 267 static void yy_flex_free YY_PROTO(( void * ));
 268
 269 #define yy_new_buffer yy_create_buffer
 270
 271 #define yy_set_interactive(is_interactive) \
 272         { \
 273         if ( ! yy_current_buffer ) \
 274                 yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE ); \
 275         yy_current_buffer->yy_is_interactive = is_interactive; \
 276         }
 277
 278 #define yy_set_bol(at_bol) \
 279         { \
 280         if ( ! yy_current_buffer ) \
 281                 yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE ); \
 282         yy_current_buffer->yy_at_bol = at_bol; \
 283         }
 284
 285 #define YY_AT_BOL() (yy_current_buffer->yy_at_bol)
 286
 287 %% yytext/yyin/yyout/yy_state_type/yylineno etc. def's & init go here
 288
 289 %- Standard (non-C++) definition
 290 static yy_state_type yy_get_previous_state YY_PROTO(( void ));
 291 static yy_state_type yy_try_NUL_trans YY_PROTO(( yy_state_type current_state ));
 292 static int yy_get_next_buffer YY_PROTO(( void ));
 293 static void yy_fatal_error YY_PROTO(( yyconst char msg[] ));
 294 %*
 295
 296 /* Done after the current pattern has been matched and before the
 297  * corresponding action - sets up yytext.
 298  */
 299 #define YY_DO_BEFORE_ACTION \
 300         yytext_ptr = yy_bp; \
 301 %% code to fiddle yytext and yyleng for yymore() goes here
 302         yy_hold_char = *yy_cp; \
 303         *yy_cp = '\0'; \
 304 %% code to copy yytext_ptr to yytext[] goes here, if %array
 305         yy_c_buf_p = yy_cp;
 306
 307 %% data tables for the DFA and the user's section 1 definitions go here
 308
 309 /* Macros after this point can all be overridden by user definitions in
 310  * section 1.
 311  */
 312
 313 #ifndef YY_SKIP_YYWRAP
 314 #ifdef __cplusplus
 315 extern "C" int yywrap YY_PROTO(( void ));
 316 #else
 317 extern int yywrap YY_PROTO(( void ));
 318 #endif
 319 #endif
 320
 321 %-
 322 #ifndef YY_NO_UNPUT
 323 static void yyunput YY_PROTO(( int c, char *buf_ptr ));
 324 #endif
 325 %*
 326
 327 #ifndef yytext_ptr
 328 static void yy_flex_strncpy YY_PROTO(( char *, yyconst char *, int ));
 329 #endif
 330
 331 #ifdef YY_NEED_STRLEN
 332 static int yy_flex_strlen YY_PROTO(( yyconst char * ));
 333 #endif
 334
 335 #ifndef YY_NO_INPUT
 336 %- Standard (non-C++) definition
 337 #ifdef __cplusplus
 338 static int yyinput YY_PROTO(( void ));
 339 #else
 340 static int input YY_PROTO(( void ));
 341 #endif
 342 %*
 343 #endif
 344
 345 #if YY_STACK_USED
 346 static int yy_start_stack_ptr = 0;
 347 static int yy_start_stack_depth = 0;
 348 static int *yy_start_stack = 0;
 349 #ifndef YY_NO_PUSH_STATE
 350 static void yy_push_state YY_PROTO(( int new_state ));
 351 #endif
 352 #ifndef YY_NO_POP_STATE
 353 static void yy_pop_state YY_PROTO(( void ));
 354 #endif
 355 #ifndef YY_NO_TOP_STATE
 356 static int yy_top_state YY_PROTO(( void ));
 357 #endif
 358
 359 #else
 360 #define YY_NO_PUSH_STATE 1
 361 #define YY_NO_POP_STATE 1
 362 #define YY_NO_TOP_STATE 1
 363 #endif
 364
 365 #ifdef YY_MALLOC_DECL
 366 YY_MALLOC_DECL
 367 #else
 368 #if __STDC__
 369 #ifndef __cplusplus
 370 #include <stdlib.h>
 371 #endif
 372 #else
 373 /* Just try to get by without declaring the routines.  This will fail
 374  * miserably on non-ANSI systems for which sizeof(size_t) != sizeof(int)
 375  * or sizeof(void*) != sizeof(int).
 376  */
 377 #endif
 378 #endif
 379
 380 /* Amount of stuff to slurp up with each read. */
 381 #ifndef YY_READ_BUF_SIZE
 382 #define YY_READ_BUF_SIZE 8192
 383 #endif
 384
 385 /* Copy whatever the last rule matched to the standard output. */
 386
 387 #ifndef ECHO
 388 %- Standard (non-C++) definition
 389 /* This used to be an fputs(), but since the string might contain NUL's,
 390  * we now use fwrite().
 391  */
 392 #define ECHO (void) fwrite( yytext, yyleng, 1, yyout )
 393 %+ C++ definition
 394 #define ECHO LexerOutput( yytext, yyleng )
 395 %*
 396 #endif
 397
 398 /* Gets input and stuffs it into "buf".  number of characters read, or YY_NULL,
 399  * is returned in "result".
 400  */
 401 #ifndef YY_INPUT
 402 #define YY_INPUT(buf,result,max_size) \
 403 %% fread()/read() definition of YY_INPUT goes here unless we're doing C++
 404 %+ C++ definition
 405         if ( (result = LexerInput( (char *) buf, max_size )) < 0 ) \
 406                 YY_FATAL_ERROR( "input in flex scanner failed" );
 407 %*
 408 #endif
 409
 410 /* No semi-colon after return; correct usage is to write "yyterminate();" -
 411  * we don't want an extra ';' after the "return" because that will cause
 412  * some compilers to complain about unreachable statements.
 413  */
 414 #ifndef yyterminate
 415 #define yyterminate() return YY_NULL
 416 #endif
 417
 418 /* Number of entries by which start-condition stack grows. */
 419 #ifndef YY_START_STACK_INCR
 420 #define YY_START_STACK_INCR 25
 421 #endif
 422
 423 /* Report a fatal error. */
 424 #ifndef YY_FATAL_ERROR
 425 %-
 426 #define YY_FATAL_ERROR(msg) yy_fatal_error( msg )
 427 %+
 428 #define YY_FATAL_ERROR(msg) LexerError( msg )
 429 %*
 430 #endif
 431
 432 /* Default declaration of generated scanner - a define so the user can
 433  * easily add parameters.
 434  */
 435 #ifndef YY_DECL
 436 %- Standard (non-C++) definition
 437 #define YY_DECL int yylex YY_PROTO(( void ))
 438 %+ C++ definition
 439 #define YY_DECL int yyFlexLexer::yylex()
 440 %*
 441 #endif
 442
 443 /* Code executed at the beginning of each rule, after yytext and yyleng
 444  * have been set up.
 445  */
 446 #ifndef YY_USER_ACTION
 447 #define YY_USER_ACTION
 448 #endif
 449
 450 /* Code executed at the end of each rule. */
 451 #ifndef YY_BREAK
 452 #define YY_BREAK break;
 453 #endif
 454
 455 %% YY_RULE_SETUP definition goes here
 456
 457 YY_DECL
 458         {
 459         register yy_state_type yy_current_state;
 460         register char *yy_cp, *yy_bp;
 461         register int yy_act;
 462
 463 %% user's declarations go here
 464
 465         if ( yy_init )
 466                 {
 467                 yy_init = 0;
 468
 469 #ifdef YY_USER_INIT
 470                 YY_USER_INIT;
 471 #endif
 472
 473                 if ( ! yy_start )
 474                         yy_start = 1;   /* first start state */
 475
 476                 if ( ! yyin )
 477 %-
 478                         yyin = stdin;
 479 %+
 480                         yyin = &cin;
 481 %*
 482
 483                 if ( ! yyout )
 484 %-
 485                         yyout = stdout;
 486 %+
 487                         yyout = &cout;
 488 %*
 489
 490                 if ( ! yy_current_buffer )
 491                         yy_current_buffer =
 492                                 yy_create_buffer( yyin, YY_BUF_SIZE );
 493
 494                 yy_load_buffer_state();
 495                 }
 496
 497         while ( 1 )             /* loops until end-of-file is reached */
 498                 {
 499 %% yymore()-related code goes here
 500                 yy_cp = yy_c_buf_p;
 501
 502                 /* Support of yytext. */
 503                 *yy_cp = yy_hold_char;
 504
 505                 /* yy_bp points to the position in yy_ch_buf of the start of
 506                  * the current run.
 507                  */
 508                 yy_bp = yy_cp;
 509
 510 %% code to set up and find next match goes here
 511
 512 yy_find_action:
 513 %% code to find the action number goes here
 514
 515                 YY_DO_BEFORE_ACTION;
 516
 517 %% code for yylineno update goes here
 518
 519 do_action:      /* This label is used only to access EOF actions. */
 520
 521 %% debug code goes here
 522
 523                 switch ( yy_act )
 524         { /* beginning of action switch */
 525 %% actions go here
 526
 527         case YY_END_OF_BUFFER:
 528                 {
 529                 /* Amount of text matched not including the EOB char. */
 530                 int yy_amount_of_matched_text = (int) (yy_cp - yytext_ptr) - 1;
 531
 532                 /* Undo the effects of YY_DO_BEFORE_ACTION. */
 533                 *yy_cp = yy_hold_char;
 534                 YY_RESTORE_YY_MORE_OFFSET
 535
 536                 if ( yy_current_buffer->yy_buffer_status == YY_BUFFER_NEW )
 537                         {
 538                         /* We're scanning a new file or input source.  It's
 539                          * possible that this happened because the user
 540                          * just pointed yyin at a new source and called
 541                          * yylex().  If so, then we have to assure
 542                          * consistency between yy_current_buffer and our
 543                          * globals.  Here is the right place to do so, because
 544                          * this is the first action (other than possibly a
 545                          * back-up) that will match for the new input source.
 546                          */
 547                         yy_n_chars = yy_current_buffer->yy_n_chars;
 548                         yy_current_buffer->yy_input_file = yyin;
 549                         yy_current_buffer->yy_buffer_status = YY_BUFFER_NORMAL;
 550                         }
 551
 552                 /* Note that here we test for yy_c_buf_p "<=" to the position
 553                  * of the first EOB in the buffer, since yy_c_buf_p will
 554                  * already have been incremented past the NUL character
 555                  * (since all states make transitions on EOB to the
 556                  * end-of-buffer state).  Contrast this with the test
 557                  * in input().
 558                  */
 559                 if ( yy_c_buf_p <= &yy_current_buffer->yy_ch_buf[yy_n_chars] )
 560                         { /* This was really a NUL. */
 561                         yy_state_type yy_next_state;
 562
 563                         yy_c_buf_p = yytext_ptr + yy_amount_of_matched_text;
 564
 565                         yy_current_state = yy_get_previous_state();
 566
 567                         /* Okay, we're now positioned to make the NUL
 568                          * transition.  We couldn't have
 569                          * yy_get_previous_state() go ahead and do it
 570                          * for us because it doesn't know how to deal
 571                          * with the possibility of jamming (and we don't
 572                          * want to build jamming into it because then it
 573                          * will run more slowly).
 574                          */
 575
 576                         yy_next_state = yy_try_NUL_trans( yy_current_state );
 577
 578                         yy_bp = yytext_ptr + YY_MORE_ADJ;
 579
 580                         if ( yy_next_state )
 581                                 {
 582                                 /* Consume the NUL. */
 583                                 yy_cp = ++yy_c_buf_p;
 584                                 yy_current_state = yy_next_state;
 585                                 goto yy_match;
 586                                 }
 587
 588                         else
 589                                 {
 590 %% code to do back-up for compressed tables and set up yy_cp goes here
 591                                 goto yy_find_action;
 592                                 }
 593                         }
 594
 595                 else switch ( yy_get_next_buffer() )
 596                         {
 597                         case EOB_ACT_END_OF_FILE:
 598                                 {
 599                                 yy_did_buffer_switch_on_eof = 0;
 600
 601                                 if ( yywrap() )
 602                                         {
 603                                         /* Note: because we've taken care in
 604                                          * yy_get_next_buffer() to have set up
 605                                          * yytext, we can now set up
 606                                          * yy_c_buf_p so that if some total
 607                                          * hoser (like flex itself) wants to
 608                                          * call the scanner after we return the
 609                                          * YY_NULL, it'll still work - another
 610                                          * YY_NULL will get returned.
 611                                          */
 612                                         yy_c_buf_p = yytext_ptr + YY_MORE_ADJ;
 613
 614                                         yy_act = YY_STATE_EOF(YY_START);
 615                                         goto do_action;
 616                                         }
 617
 618                                 else
 619                                         {
 620                                         if ( ! yy_did_buffer_switch_on_eof )
 621                                                 YY_NEW_FILE;
 622                                         }
 623                                 break;
 624                                 }
 625
 626                         case EOB_ACT_CONTINUE_SCAN:
 627                                 yy_c_buf_p =
 628                                         yytext_ptr + yy_amount_of_matched_text;
 629
 630                                 yy_current_state = yy_get_previous_state();
 631
 632                                 yy_cp = yy_c_buf_p;
 633                                 yy_bp = yytext_ptr + YY_MORE_ADJ;
 634                                 goto yy_match;
 635
 636                         case EOB_ACT_LAST_MATCH:
 637                                 yy_c_buf_p =
 638                                 &yy_current_buffer->yy_ch_buf[yy_n_chars];
 639
 640                                 yy_current_state = yy_get_previous_state();
 641
 642                                 yy_cp = yy_c_buf_p;
 643                                 yy_bp = yytext_ptr + YY_MORE_ADJ;
 644                                 goto yy_find_action;
 645                         }
 646                 break;
 647                 }
 648
 649         default:
 650                 YY_FATAL_ERROR(
 651                         "fatal flex scanner internal error--no action found" );
 652         } /* end of action switch */
 653                 } /* end of scanning one token */
 654         } /* end of yylex */
 655
 656 %+
 657 yyFlexLexer::yyFlexLexer( istream* arg_yyin, ostream* arg_yyout )
 658         {
 659         yyin = arg_yyin;
 660         yyout = arg_yyout;
 661         yy_c_buf_p = 0;
 662         yy_init = 1;
 663         yy_start = 0;
 664         yy_flex_debug = 0;
 665         yylineno = 1;   // this will only get updated if %option yylineno
 666
 667         yy_did_buffer_switch_on_eof = 0;
 668
 669         yy_looking_for_trail_begin = 0;
 670         yy_more_flag = 0;
 671         yy_more_len = 0;
 672         yy_more_offset = yy_prev_more_offset = 0;
 673
 674         yy_start_stack_ptr = yy_start_stack_depth = 0;
 675         yy_start_stack = 0;
 676
 677         yy_current_buffer = 0;
 678
 679 #ifdef YY_USES_REJECT
 680         yy_state_buf = new yy_state_type[YY_BUF_SIZE + 2];
 681 #else
 682         yy_state_buf = 0;
 683 #endif
 684         }
 685
 686 yyFlexLexer::~yyFlexLexer()
 687         {
 688         delete yy_state_buf;
 689         yy_delete_buffer( yy_current_buffer );
 690         }
 691
 692 void yyFlexLexer::switch_streams( istream* new_in, ostream* new_out )
 693         {
 694         if ( new_in )
 695                 {
 696                 yy_delete_buffer( yy_current_buffer );
 697                 yy_switch_to_buffer( yy_create_buffer( new_in, YY_BUF_SIZE ) );
 698                 }
 699
 700         if ( new_out )
 701                 yyout = new_out;
 702         }
 703
 704 #ifdef YY_INTERACTIVE
 705 int yyFlexLexer::LexerInput( char* buf, int /* max_size */ )
 706 #else
 707 int yyFlexLexer::LexerInput( char* buf, int max_size )
 708 #endif
 709         {
 710         if ( yyin->eof() || yyin->fail() )
 711                 return 0;
 712
 713 #ifdef YY_INTERACTIVE
 714         yyin->get( buf[0] );
 715
 716         if ( yyin->eof() )
 717                 return 0;
 718
 719         if ( yyin->bad() )
 720                 return -1;
 721
 722         return 1;
 723
 724 #else
 725         (void) yyin->read( buf, max_size );
 726
 727         if ( yyin->bad() )
 728                 return -1;
 729         else
 730                 return yyin->gcount();
 731 #endif
 732         }
 733
 734 void yyFlexLexer::LexerOutput( const char* buf, int size )
 735         {
 736         (void) yyout->write( buf, size );
 737         }
 738 %*
 739
 740 /* yy_get_next_buffer - try to read in a new buffer
 741  *
 742  * Returns a code representing an action:
 743  *      EOB_ACT_LAST_MATCH -
 744  *      EOB_ACT_CONTINUE_SCAN - continue scanning from current position
 745  *      EOB_ACT_END_OF_FILE - end of file
 746  */
 747
 748 %-
 749 static int yy_get_next_buffer()
 750 %+
 751 int yyFlexLexer::yy_get_next_buffer()
 752 %*
 753         {
 754         register char *dest = yy_current_buffer->yy_ch_buf;
 755         register char *source = yytext_ptr;
 756         register int number_to_move, i;
 757         int ret_val;
 758
 759         if ( yy_c_buf_p > &yy_current_buffer->yy_ch_buf[yy_n_chars + 1] )
 760                 YY_FATAL_ERROR(
 761                 "fatal flex scanner internal error--end of buffer missed" );
 762
 763         if ( yy_current_buffer->yy_fill_buffer == 0 )
 764                 { /* Don't try to fill the buffer, so this is an EOF. */
 765                 if ( yy_c_buf_p - yytext_ptr - YY_MORE_ADJ == 1 )
 766                         {
 767                         /* We matched a single character, the EOB, so
 768                          * treat this as a final EOF.
 769                          */
 770                         return EOB_ACT_END_OF_FILE;
 771                         }
 772
 773                 else
 774                         {
 775                         /* We matched some text prior to the EOB, first
 776                          * process it.
 777                          */
 778                         return EOB_ACT_LAST_MATCH;
 779                         }
 780                 }
 781
 782         /* Try to read more data. */
 783
 784         /* First move last chars to start of buffer. */
 785         number_to_move = (int) (yy_c_buf_p - yytext_ptr) - 1;
 786
 787         for ( i = 0; i < number_to_move; ++i )
 788                 *(dest++) = *(source++);
 789
 790         if ( yy_current_buffer->yy_buffer_status == YY_BUFFER_EOF_PENDING )
 791                 /* don't do the read, it's not guaranteed to return an EOF,
 792                  * just force an EOF
 793                  */
 794                 yy_current_buffer->yy_n_chars = yy_n_chars = 0;
 795
 796         else
 797                 {
 798                 int num_to_read =
 799                         yy_current_buffer->yy_buf_size - number_to_move - 1;
 800
 801                 while ( num_to_read <= 0 )
 802                         { /* Not enough room in the buffer - grow it. */
 803 #ifdef YY_USES_REJECT
 804                         YY_FATAL_ERROR(
 805 "input buffer overflow, can't enlarge buffer because scanner uses REJECT" );
 806 #else
 807
 808                         /* just a shorter name for the current buffer */
 809                         YY_BUFFER_STATE b = yy_current_buffer;
 810
 811                         int yy_c_buf_p_offset =
 812                                 (int) (yy_c_buf_p - b->yy_ch_buf);
 813
 814                         if ( b->yy_is_our_buffer )
 815                                 {
 816                                 int new_size = b->yy_buf_size * 2;
 817
 818                                 if ( new_size <= 0 )
 819                                         b->yy_buf_size += b->yy_buf_size / 8;
 820                                 else
 821                                         b->yy_buf_size *= 2;
 822
 823                                 b->yy_ch_buf = (char *)
 824                                         /* Include room in for 2 EOB chars. */
 825                                         yy_flex_realloc( (void *) b->yy_ch_buf,
 826                                                          b->yy_buf_size + 2 );
 827                                 }
 828                         else
 829                                 /* Can't grow it, we don't own it. */
 830                                 b->yy_ch_buf = 0;
 831
 832                         if ( ! b->yy_ch_buf )
 833                                 YY_FATAL_ERROR(
 834                                 "fatal error - scanner input buffer overflow" );
 835
 836                         yy_c_buf_p = &b->yy_ch_buf[yy_c_buf_p_offset];
 837
 838                         num_to_read = yy_current_buffer->yy_buf_size -
 839                                                 number_to_move - 1;
 840 #endif
 841                         }
 842
 843                 if ( num_to_read > YY_READ_BUF_SIZE )
 844                         num_to_read = YY_READ_BUF_SIZE;
 845
 846                 /* Read in more data. */
 847                 YY_INPUT( (&yy_current_buffer->yy_ch_buf[number_to_move]),
 848                         yy_n_chars, num_to_read );
 849
 850                 yy_current_buffer->yy_n_chars = yy_n_chars;
 851                 }
 852
 853         if ( yy_n_chars == 0 )
 854                 {
 855                 if ( number_to_move == YY_MORE_ADJ )
 856                         {
 857                         ret_val = EOB_ACT_END_OF_FILE;
 858                         yyrestart( yyin );
 859                         }
 860
 861                 else
 862                         {
 863                         ret_val = EOB_ACT_LAST_MATCH;
 864                         yy_current_buffer->yy_buffer_status =
 865                                 YY_BUFFER_EOF_PENDING;
 866                         }
 867                 }
 868
 869         else
 870                 ret_val = EOB_ACT_CONTINUE_SCAN;
 871
 872         yy_n_chars += number_to_move;
 873         yy_current_buffer->yy_ch_buf[yy_n_chars] = YY_END_OF_BUFFER_CHAR;
 874         yy_current_buffer->yy_ch_buf[yy_n_chars + 1] = YY_END_OF_BUFFER_CHAR;
 875
 876         yytext_ptr = &yy_current_buffer->yy_ch_buf[0];
 877
 878         return ret_val;
 879         }
 880
 881
 882 /* yy_get_previous_state - get the state just before the EOB char was reached */
 883
 884 %-
 885 static yy_state_type yy_get_previous_state()
 886 %+
 887 yy_state_type yyFlexLexer::yy_get_previous_state()
 888 %*
 889         {
 890         register yy_state_type yy_current_state;
 891         register char *yy_cp;
 892
 893 %% code to get the start state into yy_current_state goes here
 894
 895         for ( yy_cp = yytext_ptr + YY_MORE_ADJ; yy_cp < yy_c_buf_p; ++yy_cp )
 896                 {
 897 %% code to find the next state goes here
 898                 }
 899
 900         return yy_current_state;
 901         }
 902
 903
 904 /* yy_try_NUL_trans - try to make a transition on the NUL character
 905  *
 906  * synopsis
 907  *      next_state = yy_try_NUL_trans( current_state );
 908  */
 909
 910 %-
 911 #ifdef YY_USE_PROTOS
 912 static yy_state_type yy_try_NUL_trans( yy_state_type yy_current_state )
 913 #else
 914 static yy_state_type yy_try_NUL_trans( yy_current_state )
 915 yy_state_type yy_current_state;
 916 #endif
 917 %+
 918 yy_state_type yyFlexLexer::yy_try_NUL_trans( yy_state_type yy_current_state )
 919 %*
 920         {
 921         register int yy_is_jam;
 922 %% code to find the next state, and perhaps do backing up, goes here
 923
 924         return yy_is_jam ? 0 : yy_current_state;
 925         }
 926
 927
 928 %-
 929 #ifndef YY_NO_UNPUT
 930 #ifdef YY_USE_PROTOS
 931 static void yyunput( int c, register char *yy_bp )
 932 #else
 933 static void yyunput( c, yy_bp )
 934 int c;
 935 register char *yy_bp;
 936 #endif
 937 %+
 938 void yyFlexLexer::yyunput( int c, register char* yy_bp )
 939 %*
 940         {
 941         register char *yy_cp = yy_c_buf_p;
 942
 943         /* undo effects of setting up yytext */
 944         *yy_cp = yy_hold_char;
 945
 946         if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 )
 947                 { /* need to shift things up to make room */
 948                 /* +2 for EOB chars. */
 949                 register int number_to_move = yy_n_chars + 2;
 950                 register char *dest = &yy_current_buffer->yy_ch_buf[
 951                                         yy_current_buffer->yy_buf_size + 2];
 952                 register char *source =
 953                                 &yy_current_buffer->yy_ch_buf[number_to_move];
 954
 955                 while ( source > yy_current_buffer->yy_ch_buf )
 956                         *--dest = *--source;
 957
 958                 yy_cp += (int) (dest - source);
 959                 yy_bp += (int) (dest - source);
 960                 yy_current_buffer->yy_n_chars =
 961                         yy_n_chars = yy_current_buffer->yy_buf_size;
 962
 963                 if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 )
 964                         YY_FATAL_ERROR( "flex scanner push-back overflow" );
 965                 }
 966
 967         *--yy_cp = (char) c;
 968
 969 %% update yylineno here
 970
 971         yytext_ptr = yy_bp;
 972         yy_hold_char = *yy_cp;
 973         yy_c_buf_p = yy_cp;
 974         }
 975 %-
 976 #endif  /* ifndef YY_NO_UNPUT */
 977 %*
 978
 979
 980 %-
 981 #ifdef __cplusplus
 982 static int yyinput()
 983 #else
 984 static int input()
 985 #endif
 986 %+
 987 int yyFlexLexer::yyinput()
 988 %*
 989         {
 990         int c;
 991
 992         *yy_c_buf_p = yy_hold_char;
 993
 994         if ( *yy_c_buf_p == YY_END_OF_BUFFER_CHAR )
 995                 {
 996                 /* yy_c_buf_p now points to the character we want to return.
 997                  * If this occurs *before* the EOB characters, then it's a
 998                  * valid NUL; if not, then we've hit the end of the buffer.
 999                  */
1000                 if ( yy_c_buf_p < &yy_current_buffer->yy_ch_buf[yy_n_chars] )
1001                         /* This was really a NUL. */
1002                         *yy_c_buf_p = '\0';
1003
1004                 else
1005                         { /* need more input */
1006                         int offset = yy_c_buf_p - yytext_ptr;
1007                         ++yy_c_buf_p;
1008
1009                         switch ( yy_get_next_buffer() )
1010                                 {
1011                                 case EOB_ACT_LAST_MATCH:
1012                                         /* This happens because yy_g_n_b()
1013                                          * sees that we've accumulated a
1014                                          * token and flags that we need to
1015                                          * try matching the token before
1016                                          * proceeding.  But for input(),
1017                                          * there's no matching to consider.
1018                                          * So convert the EOB_ACT_LAST_MATCH
1019                                          * to EOB_ACT_END_OF_FILE.
1020                                          */
1021
1022                                         /* Reset buffer status. */
1023                                         yyrestart( yyin );
1024
1025                                         /* fall through */
1026
1027                                 case EOB_ACT_END_OF_FILE:
1028                                         {
1029                                         if ( yywrap() )
1030                                                 return EOF;
1031
1032                                         if ( ! yy_did_buffer_switch_on_eof )
1033                                                 YY_NEW_FILE;
1034 #ifdef __cplusplus
1035                                         return yyinput();
1036 #else
1037                                         return input();
1038 #endif
1039                                         }
1040
1041                                 case EOB_ACT_CONTINUE_SCAN:
1042                                         yy_c_buf_p = yytext_ptr + offset;
1043                                         break;
1044                                 }
1045                         }
1046                 }
1047
1048         c = *(unsigned char *) yy_c_buf_p;      /* cast for 8-bit char's */
1049         *yy_c_buf_p = '\0';     /* preserve yytext */
1050         yy_hold_char = *++yy_c_buf_p;
1051
1052 %% update BOL and yylineno
1053
1054         return c;
1055         }
1056
1057
1058 %-
1059 #ifdef YY_USE_PROTOS
1060 void yyrestart( FILE *input_file )
1061 #else
1062 void yyrestart( input_file )
1063 FILE *input_file;
1064 #endif
1065 %+
1066 void yyFlexLexer::yyrestart( istream* input_file )
1067 %*
1068         {
1069         if ( ! yy_current_buffer )
1070                 yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE );
1071
1072         yy_init_buffer( yy_current_buffer, input_file );
1073         yy_load_buffer_state();
1074         }
1075
1076
1077 %-
1078 #ifdef YY_USE_PROTOS
1079 void yy_switch_to_buffer( YY_BUFFER_STATE new_buffer )
1080 #else
1081 void yy_switch_to_buffer( new_buffer )
1082 YY_BUFFER_STATE new_buffer;
1083 #endif
1084 %+
1085 void yyFlexLexer::yy_switch_to_buffer( YY_BUFFER_STATE new_buffer )
1086 %*
1087         {
1088         if ( yy_current_buffer == new_buffer )
1089                 return;
1090
1091         if ( yy_current_buffer )
1092                 {
1093                 /* Flush out information for old buffer. */
1094                 *yy_c_buf_p = yy_hold_char;
1095                 yy_current_buffer->yy_buf_pos = yy_c_buf_p;
1096                 yy_current_buffer->yy_n_chars = yy_n_chars;
1097                 }
1098
1099         yy_current_buffer = new_buffer;
1100         yy_load_buffer_state();
1101
1102         /* We don't actually know whether we did this switch during
1103          * EOF (yywrap()) processing, but the only time this flag
1104          * is looked at is after yywrap() is called, so it's safe
1105          * to go ahead and always set it.
1106          */
1107         yy_did_buffer_switch_on_eof = 1;
1108         }
1109
1110
1111 %-
1112 #ifdef YY_USE_PROTOS
1113 void yy_load_buffer_state( void )
1114 #else
1115 void yy_load_buffer_state()
1116 #endif
1117 %+
1118 void yyFlexLexer::yy_load_buffer_state()
1119 %*
1120         {
1121         yy_n_chars = yy_current_buffer->yy_n_chars;
1122         yytext_ptr = yy_c_buf_p = yy_current_buffer->yy_buf_pos;
1123         yyin = yy_current_buffer->yy_input_file;
1124         yy_hold_char = *yy_c_buf_p;
1125         }
1126
1127
1128 %-
1129 #ifdef YY_USE_PROTOS
1130 YY_BUFFER_STATE yy_create_buffer( FILE *file, int size )
1131 #else
1132 YY_BUFFER_STATE yy_create_buffer( file, size )
1133 FILE *file;
1134 int size;
1135 #endif
1136 %+
1137 YY_BUFFER_STATE yyFlexLexer::yy_create_buffer( istream* file, int size )
1138 %*
1139         {
1140         YY_BUFFER_STATE b;
1141
1142         b = (YY_BUFFER_STATE) yy_flex_alloc( sizeof( struct yy_buffer_state ) );
1143         if ( ! b )
1144                 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
1145
1146         b->yy_buf_size = size;
1147
1148         /* yy_ch_buf has to be 2 characters longer than the size given because
1149          * we need to put in 2 end-of-buffer characters.
1150          */
1151         b->yy_ch_buf = (char *) yy_flex_alloc( b->yy_buf_size + 2 );
1152         if ( ! b->yy_ch_buf )
1153                 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
1154
1155         b->yy_is_our_buffer = 1;
1156
1157         yy_init_buffer( b, file );
1158
1159         return b;
1160         }
1161
1162
1163 %-
1164 #ifdef YY_USE_PROTOS
1165 void yy_delete_buffer( YY_BUFFER_STATE b )
1166 #else
1167 void yy_delete_buffer( b )
1168 YY_BUFFER_STATE b;
1169 #endif
1170 %+
1171 void yyFlexLexer::yy_delete_buffer( YY_BUFFER_STATE b )
1172 %*
1173         {
1174         if ( ! b )
1175                 return;
1176
1177         if ( b == yy_current_buffer )
1178                 yy_current_buffer = (YY_BUFFER_STATE) 0;
1179
1180         if ( b->yy_is_our_buffer )
1181                 yy_flex_free( (void *) b->yy_ch_buf );
1182
1183         yy_flex_free( (void *) b );
1184         }
1185
1186
1187 %-
1188 #ifndef YY_ALWAYS_INTERACTIVE
1189 #ifndef YY_NEVER_INTERACTIVE
1190 extern int isatty YY_PROTO(( int ));
1191 #endif
1192 #endif
1193
1194 #ifdef YY_USE_PROTOS
1195 void yy_init_buffer( YY_BUFFER_STATE b, FILE *file )
1196 #else
1197 void yy_init_buffer( b, file )
1198 YY_BUFFER_STATE b;
1199 FILE *file;
1200 #endif
1201
1202 %+
1203 extern "C" int isatty YY_PROTO(( int ));
1204 void yyFlexLexer::yy_init_buffer( YY_BUFFER_STATE b, istream* file )
1205 %*
1206
1207         {
1208         yy_flush_buffer( b );
1209
1210         b->yy_input_file = file;
1211         b->yy_fill_buffer = 1;
1212
1213 %-
1214 #if YY_ALWAYS_INTERACTIVE
1215         b->yy_is_interactive = 1;
1216 #else
1217 #if YY_NEVER_INTERACTIVE
1218         b->yy_is_interactive = 0;
1219 #else
1220         b->yy_is_interactive = file ? (isatty( fileno(file) ) > 0) : 0;
1221 #endif
1222 #endif
1223 %+
1224         b->yy_is_interactive = 0;
1225 %*
1226         }
1227
1228
1229 %-
1230 #ifdef YY_USE_PROTOS
1231 void yy_flush_buffer( YY_BUFFER_STATE b )
1232 #else
1233 void yy_flush_buffer( b )
1234 YY_BUFFER_STATE b;
1235 #endif
1236
1237 %+
1238 void yyFlexLexer::yy_flush_buffer( YY_BUFFER_STATE b )
1239 %*
1240         {
1241         if ( ! b )
1242                 return;
1243
1244         b->yy_n_chars = 0;
1245
1246         /* We always need two end-of-buffer characters.  The first causes
1247          * a transition to the end-of-buffer state.  The second causes
1248          * a jam in that state.
1249          */
1250         b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR;
1251         b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR;
1252
1253         b->yy_buf_pos = &b->yy_ch_buf[0];
1254
1255         b->yy_at_bol = 1;
1256         b->yy_buffer_status = YY_BUFFER_NEW;
1257
1258         if ( b == yy_current_buffer )
1259                 yy_load_buffer_state();
1260         }
1261 %*
1262
1263
1264 #ifndef YY_NO_SCAN_BUFFER
1265 %-
1266 #ifdef YY_USE_PROTOS
1267 YY_BUFFER_STATE yy_scan_buffer( char *base, yy_size_t size )
1268 #else
1269 YY_BUFFER_STATE yy_scan_buffer( base, size )
1270 char *base;
1271 yy_size_t size;
1272 #endif
1273         {
1274         YY_BUFFER_STATE b;
1275
1276         if ( size < 2 ||
1277              base[size-2] != YY_END_OF_BUFFER_CHAR ||
1278              base[size-1] != YY_END_OF_BUFFER_CHAR )
1279                 /* They forgot to leave room for the EOB's. */
1280                 return 0;
1281
1282         b = (YY_BUFFER_STATE) yy_flex_alloc( sizeof( struct yy_buffer_state ) );
1283         if ( ! b )
1284                 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_buffer()" );
1285
1286         b->yy_buf_size = size - 2;      /* "- 2" to take care of EOB's */
1287         b->yy_buf_pos = b->yy_ch_buf = base;
1288         b->yy_is_our_buffer = 0;
1289         b->yy_input_file = 0;
1290         b->yy_n_chars = b->yy_buf_size;
1291         b->yy_is_interactive = 0;
1292         b->yy_at_bol = 1;
1293         b->yy_fill_buffer = 0;
1294         b->yy_buffer_status = YY_BUFFER_NEW;
1295
1296         yy_switch_to_buffer( b );
1297
1298         return b;
1299         }
1300 %*
1301 #endif
1302
1303
1304 #ifndef YY_NO_SCAN_STRING
1305 %-
1306 #ifdef YY_USE_PROTOS
1307 YY_BUFFER_STATE yy_scan_string( yyconst char *yy_str )
1308 #else
1309 YY_BUFFER_STATE yy_scan_string( yy_str )
1310 yyconst char *yy_str;
1311 #endif
1312         {
1313         int len;
1314         for ( len = 0; yy_str[len]; ++len )
1315                 ;
1316
1317         return yy_scan_bytes( yy_str, len );
1318         }
1319 %*
1320 #endif
1321
1322
1323 #ifndef YY_NO_SCAN_BYTES
1324 %-
1325 #ifdef YY_USE_PROTOS
1326 YY_BUFFER_STATE yy_scan_bytes( yyconst char *bytes, int len )
1327 #else
1328 YY_BUFFER_STATE yy_scan_bytes( bytes, len )
1329 yyconst char *bytes;
1330 int len;
1331 #endif
1332         {
1333         YY_BUFFER_STATE b;
1334         char *buf;
1335         yy_size_t n;
1336         int i;
1337
1338         /* Get memory for full buffer, including space for trailing EOB's. */
1339         n = len + 2;
1340         buf = (char *) yy_flex_alloc( n );
1341         if ( ! buf )
1342                 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" );
1343
1344         for ( i = 0; i < len; ++i )
1345                 buf[i] = bytes[i];
1346
1347         buf[len] = buf[len+1] = YY_END_OF_BUFFER_CHAR;
1348
1349         b = yy_scan_buffer( buf, n );
1350         if ( ! b )
1351                 YY_FATAL_ERROR( "bad buffer in yy_scan_bytes()" );
1352
1353         /* It's okay to grow etc. this buffer, and we should throw it
1354          * away when we're done.
1355          */
1356         b->yy_is_our_buffer = 1;
1357
1358         return b;
1359         }
1360 %*
1361 #endif
1362
1363
1364 #ifndef YY_NO_PUSH_STATE
1365 %-
1366 #ifdef YY_USE_PROTOS
1367 static void yy_push_state( int new_state )
1368 #else
1369 static void yy_push_state( new_state )
1370 int new_state;
1371 #endif
1372 %+
1373 void yyFlexLexer::yy_push_state( int new_state )
1374 %*
1375         {
1376         if ( yy_start_stack_ptr >= yy_start_stack_depth )
1377                 {
1378                 yy_size_t new_size;
1379
1380                 yy_start_stack_depth += YY_START_STACK_INCR;
1381                 new_size = yy_start_stack_depth * sizeof( int );
1382
1383                 if ( ! yy_start_stack )
1384                         yy_start_stack = (int *) yy_flex_alloc( new_size );
1385
1386                 else
1387                         yy_start_stack = (int *) yy_flex_realloc(
1388                                         (void *) yy_start_stack, new_size );
1389
1390                 if ( ! yy_start_stack )
1391                         YY_FATAL_ERROR(
1392                         "out of memory expanding start-condition stack" );
1393                 }
1394
1395         yy_start_stack[yy_start_stack_ptr++] = YY_START;
1396
1397         BEGIN(new_state);
1398         }
1399 #endif
1400
1401
1402 #ifndef YY_NO_POP_STATE
1403 %-
1404 static void yy_pop_state()
1405 %+
1406 void yyFlexLexer::yy_pop_state()
1407 %*
1408         {
1409         if ( --yy_start_stack_ptr < 0 )
1410                 YY_FATAL_ERROR( "start-condition stack underflow" );
1411
1412         BEGIN(yy_start_stack[yy_start_stack_ptr]);
1413         }
1414 #endif
1415
1416
1417 #ifndef YY_NO_TOP_STATE
1418 %-
1419 static int yy_top_state()
1420 %+
1421 int yyFlexLexer::yy_top_state()
1422 %*
1423         {
1424         return yy_start_stack[yy_start_stack_ptr - 1];
1425         }
1426 #endif
1427
1428 #ifndef YY_EXIT_FAILURE
1429 #define YY_EXIT_FAILURE 2
1430 #endif
1431
1432 %-
1433 #ifdef YY_USE_PROTOS
1434 static void yy_fatal_error( yyconst char msg[] )
1435 #else
1436 static void yy_fatal_error( msg )
1437 char msg[];
1438 #endif
1439         {
1440         (void) fprintf( stderr, "%s\n", msg );
1441         exit( YY_EXIT_FAILURE );
1442         }
1443
1444 %+
1445
1446 void yyFlexLexer::LexerError( yyconst char msg[] )
1447         {
1448         cerr << msg << '\n';
1449         exit( YY_EXIT_FAILURE );
1450         }
1451 %*
1452
1453
1454 /* Redefine yyless() so it works in section 3 code. */
1455
1456 #undef yyless
1457 #define yyless(n) \
1458         do \
1459                 { \
1460                 /* Undo effects of setting up yytext. */ \
1461                 yytext[yyleng] = yy_hold_char; \
1462                 yy_c_buf_p = yytext + n; \
1463                 yy_hold_char = *yy_c_buf_p; \
1464                 *yy_c_buf_p = '\0'; \
1465                 yyleng = n; \
1466                 } \
1467         while ( 0 )
1468
1469
1470 /* Internal utility routines. */
1471
1472 #ifndef yytext_ptr
1473 #ifdef YY_USE_PROTOS
1474 static void yy_flex_strncpy( char *s1, yyconst char *s2, int n )
1475 #else
1476 static void yy_flex_strncpy( s1, s2, n )
1477 char *s1;
1478 yyconst char *s2;
1479 int n;
1480 #endif
1481         {
1482         register int i;
1483         for ( i = 0; i < n; ++i )
1484                 s1[i] = s2[i];
1485         }
1486 #endif
1487
1488 #ifdef YY_NEED_STRLEN
1489 #ifdef YY_USE_PROTOS
1490 static int yy_flex_strlen( yyconst char *s )
1491 #else
1492 static int yy_flex_strlen( s )
1493 yyconst char *s;
1494 #endif
1495         {
1496         register int n;
1497         for ( n = 0; s[n]; ++n )
1498                 ;
1499
1500         return n;
1501         }
1502 #endif
1503
1504
1505 #ifdef YY_USE_PROTOS
1506 static void *yy_flex_alloc( yy_size_t size )
1507 #else
1508 static void *yy_flex_alloc( size )
1509 yy_size_t size;
1510 #endif
1511         {
1512         return (void *) malloc( size );
1513         }
1514
1515 #ifdef YY_USE_PROTOS
1516 static void *yy_flex_realloc( void *ptr, yy_size_t size )
1517 #else
1518 static void *yy_flex_realloc( ptr, size )
1519 void *ptr;
1520 yy_size_t size;
1521 #endif
1522         {
1523         /* The cast to (char *) in the following accommodates both
1524          * implementations that use char* generic pointers, and those
1525          * that use void* generic pointers.  It works with the latter
1526          * because both ANSI C and C++ allow castless assignment from
1527          * any pointer type to void*, and deal with argument conversions
1528          * as though doing an assignment.
1529          */
1530         return (void *) realloc( (char *) ptr, size );
1531         }
1532
1533 #ifdef YY_USE_PROTOS
1534 static void yy_flex_free( void *ptr )
1535 #else
1536 static void yy_flex_free( ptr )
1537 void *ptr;
1538 #endif
1539         {
1540         free( ptr );
1541         }
1542
1543 #if YY_MAIN
1544 int main()
1545         {
1546         yylex();
1547         return 0;
1548         }
1549 #endif