1 /* A lexical scanner generated by flex */
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: src/usr.bin/lex/flex.skl,v 1.4 1999/10/27 07:56:44 obrien Exp $
6 * $DragonFly: src/usr.bin/lex/flex.skl,v 1.5 2005/08/18 17:11:09 joerg Exp $
10 #define YY_FLEX_MAJOR_VERSION 2
11 #define YY_FLEX_MINOR_VERSION 5
18 /* cfront 1.2 defines "c_plusplus" instead of "__cplusplus" */
35 /* Use prototypes in function declarations. */
38 /* The "const" storage-class-modifier is valid. */
41 #else /* ! __cplusplus */
49 #endif /* ! __cplusplus */
59 #define YY_PROTO(proto) proto
61 #define YY_PROTO(proto) ()
64 /* Returned upon end-of-file. */
67 /* Promotes a possibly negative, possibly signed char to an unsigned
68 * integer for use as an array index. If the signed char is negative,
69 * we want to instead treat it as an 8-bit unsigned char, hence the
72 #define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c)
74 /* Enter a start condition. This macro really ought to take a parameter,
75 * but we do it the disgusting crufty way forced on us by the ()-less
76 * definition of BEGIN.
78 #define BEGIN yy_start = 1 + 2 *
80 /* Translate the current start state into a value that can be later handed
81 * to BEGIN to return to the state. The YYSTATE alias is for lex
84 #define YY_START ((yy_start - 1) / 2)
85 #define YYSTATE YY_START
87 /* Action number for EOF rule of a given start state. */
88 #define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1)
90 /* Special action meaning "start processing a new file". */
91 #define YY_NEW_FILE yyrestart( yyin )
93 #define YY_END_OF_BUFFER_CHAR 0
95 /* Size of default input buffer. */
96 #define YY_BUF_SIZE 16384
98 typedef struct yy_buffer_state *YY_BUFFER_STATE;
102 extern FILE *yyin, *yyout;
105 #define EOB_ACT_CONTINUE_SCAN 0
106 #define EOB_ACT_END_OF_FILE 1
107 #define EOB_ACT_LAST_MATCH 2
109 /* The funky do-while in the following #define is used to turn the definition
110 * int a single C statement (which needs a semi-colon terminator). This
111 * avoids problems with code like:
113 * if ( condition_holds )
116 * do_something_else();
118 * Prior to using the do-while the compiler would get upset at the
119 * "else" because it interpreted the "if" statement as being all
120 * done when it reached the ';' after the yyless() call.
123 /* Return all but the first 'n' matched characters back to the input stream. */
128 /* Undo effects of setting up yytext. */ \
129 *yy_cp = yy_hold_char; \
130 YY_RESTORE_YY_MORE_OFFSET \
131 yy_c_buf_p = yy_cp = yy_bp + n - YY_MORE_ADJ; \
132 YY_DO_BEFORE_ACTION; /* set up yytext again */ \
136 #define unput(c) yyunput( c, yytext_ptr )
138 /* The following is because we cannot portably get our hands on size_t
139 * (without autoconf's help, which isn't available because we want
140 * flex-generated scanners to compile on their own).
142 typedef unsigned int yy_size_t;
145 struct yy_buffer_state
150 istream* yy_input_file;
153 char *yy_ch_buf; /* input buffer */
154 char *yy_buf_pos; /* current position in input buffer */
156 /* Size of input buffer in bytes, not including room for EOB
159 yy_size_t yy_buf_size;
161 /* Number of characters read into yy_ch_buf, not including EOB
166 /* Whether we "own" the buffer - i.e., we know we created it,
167 * and can realloc() it to grow it, and should free() it to
170 int yy_is_our_buffer;
172 /* Whether this is an "interactive" input source; if so, and
173 * if we're using stdio for input, then we want to use getc()
174 * instead of fread(), to make sure we stop fetching input after
177 int yy_is_interactive;
179 /* Whether we're considered to be at the beginning of a line.
180 * If so, '^' rules will be active on the next match, otherwise
185 /* Whether to try to fill the input buffer when we reach the
190 int yy_buffer_status;
191 #define YY_BUFFER_NEW 0
192 #define YY_BUFFER_NORMAL 1
193 /* When an EOF's been seen but there's still some text to process
194 * then we mark the buffer as YY_EOF_PENDING, to indicate that we
195 * shouldn't try reading from the input source any more. We might
196 * still have a bunch of tokens to match, though, because of
197 * possible backing-up.
199 * When we actually see the EOF, we change the status to "new"
200 * (via yyrestart()), so that the user can continue scanning by
201 * just pointing yyin at a new input file.
203 #define YY_BUFFER_EOF_PENDING 2
206 %- Standard (non-C++) definition
207 static YY_BUFFER_STATE yy_current_buffer = 0;
210 /* We provide macros for accessing buffer states in case in the
211 * future we want to put the buffer states in a more general
214 #define YY_CURRENT_BUFFER yy_current_buffer
217 %- Standard (non-C++) definition
218 /* yy_hold_char holds the character lost when yytext is formed. */
219 static char yy_hold_char;
221 static int yy_n_chars; /* number of characters read into yy_ch_buf */
226 /* Points to current character in buffer. */
227 static char *yy_c_buf_p = (char *) 0;
228 static int yy_init = 1; /* whether we need to initialize */
229 static int yy_start = 0; /* start state number */
231 /* Flag which is used to allow yywrap()'s to do buffer switches
232 * instead of setting up a fresh yyin. A bit of a hack ...
234 static int yy_did_buffer_switch_on_eof;
236 void yyrestart YY_PROTO(( FILE *input_file ));
238 void yy_switch_to_buffer YY_PROTO(( YY_BUFFER_STATE new_buffer ));
239 void yy_load_buffer_state YY_PROTO(( void ));
240 YY_BUFFER_STATE yy_create_buffer YY_PROTO(( FILE *file, int size ));
241 void yy_delete_buffer YY_PROTO(( YY_BUFFER_STATE b ));
242 void yy_init_buffer YY_PROTO(( YY_BUFFER_STATE b, FILE *file ));
243 void yy_flush_buffer YY_PROTO(( YY_BUFFER_STATE b ));
244 #define YY_FLUSH_BUFFER yy_flush_buffer( yy_current_buffer )
246 YY_BUFFER_STATE yy_scan_buffer YY_PROTO(( char *base, yy_size_t size ));
247 YY_BUFFER_STATE yy_scan_string YY_PROTO(( yyconst char *yy_str ));
248 YY_BUFFER_STATE yy_scan_bytes YY_PROTO(( yyconst char *bytes, int len ));
251 static void *yy_flex_alloc YY_PROTO(( yy_size_t ));
252 static void *yy_flex_realloc YY_PROTO(( void *, yy_size_t ));
253 static void yy_flex_free YY_PROTO(( void * ));
255 #define yy_new_buffer yy_create_buffer
257 #define yy_set_interactive(is_interactive) \
259 if ( ! yy_current_buffer ) \
260 yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE ); \
261 yy_current_buffer->yy_is_interactive = is_interactive; \
264 #define yy_set_bol(at_bol) \
266 if ( ! yy_current_buffer ) \
267 yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE ); \
268 yy_current_buffer->yy_at_bol = at_bol; \
271 #define YY_AT_BOL() (yy_current_buffer->yy_at_bol)
273 %% yytext/yyin/yyout/yy_state_type/yylineno etc. def's & init go here
275 %- Standard (non-C++) definition
276 static yy_state_type yy_get_previous_state YY_PROTO(( void ));
277 static yy_state_type yy_try_NUL_trans YY_PROTO(( yy_state_type current_state ));
278 static int yy_get_next_buffer YY_PROTO(( void ));
279 static void yy_fatal_error YY_PROTO(( yyconst char msg[] ));
282 /* Done after the current pattern has been matched and before the
283 * corresponding action - sets up yytext.
285 #define YY_DO_BEFORE_ACTION \
286 yytext_ptr = yy_bp; \
287 %% code to fiddle yytext and yyleng for yymore() goes here
288 yy_hold_char = *yy_cp; \
290 %% code to copy yytext_ptr to yytext[] goes here, if %array
293 %% data tables for the DFA and the user's section 1 definitions go here
295 /* Macros after this point can all be overridden by user definitions in
299 #ifndef YY_SKIP_YYWRAP
301 extern "C" int yywrap YY_PROTO(( void ));
303 extern int yywrap YY_PROTO(( void ));
309 static void yyunput YY_PROTO(( int c, char *buf_ptr ));
314 static void yy_flex_strncpy YY_PROTO(( char *, yyconst char *, int ));
317 #ifdef YY_NEED_STRLEN
318 static int yy_flex_strlen YY_PROTO(( yyconst char * ));
322 %- Standard (non-C++) definition
324 static int yyinput YY_PROTO(( void ));
326 static int input YY_PROTO(( void ));
332 static int yy_start_stack_ptr = 0;
333 static int yy_start_stack_depth = 0;
334 static int *yy_start_stack = 0;
335 #ifndef YY_NO_PUSH_STATE
336 static void yy_push_state YY_PROTO(( int new_state ));
338 #ifndef YY_NO_POP_STATE
339 static void yy_pop_state YY_PROTO(( void ));
341 #ifndef YY_NO_TOP_STATE
342 static int yy_top_state YY_PROTO(( void ));
346 #define YY_NO_PUSH_STATE 1
347 #define YY_NO_POP_STATE 1
348 #define YY_NO_TOP_STATE 1
351 #ifdef YY_MALLOC_DECL
359 /* Just try to get by without declaring the routines. This will fail
360 * miserably on non-ANSI systems for which sizeof(size_t) != sizeof(int)
361 * or sizeof(void*) != sizeof(int).
366 /* Amount of stuff to slurp up with each read. */
367 #ifndef YY_READ_BUF_SIZE
368 #define YY_READ_BUF_SIZE 8192
371 /* Copy whatever the last rule matched to the standard output. */
374 %- Standard (non-C++) definition
375 /* This used to be an fputs(), but since the string might contain NUL's,
376 * we now use fwrite().
378 #define ECHO (void) fwrite( yytext, yyleng, 1, yyout )
380 #define ECHO LexerOutput( yytext, yyleng )
384 /* Gets input and stuffs it into "buf". number of characters read, or YY_NULL,
385 * is returned in "result".
388 #define YY_INPUT(buf,result,max_size) \
389 %% fread()/read() definition of YY_INPUT goes here unless we're doing C++
391 if ( (result = LexerInput( (char *) buf, max_size )) < 0 ) \
392 YY_FATAL_ERROR( "input in flex scanner failed" );
396 /* No semi-colon after return; correct usage is to write "yyterminate();" -
397 * we don't want an extra ';' after the "return" because that will cause
398 * some compilers to complain about unreachable statements.
401 #define yyterminate() return YY_NULL
404 /* Number of entries by which start-condition stack grows. */
405 #ifndef YY_START_STACK_INCR
406 #define YY_START_STACK_INCR 25
409 /* Report a fatal error. */
410 #ifndef YY_FATAL_ERROR
412 #define YY_FATAL_ERROR(msg) yy_fatal_error( msg )
414 #define YY_FATAL_ERROR(msg) LexerError( msg )
418 /* Default declaration of generated scanner - a define so the user can
419 * easily add parameters.
422 %- Standard (non-C++) definition
423 #define YY_DECL int yylex YY_PROTO(( void ))
425 #define YY_DECL int yyFlexLexer::yylex()
429 /* Code executed at the beginning of each rule, after yytext and yyleng
432 #ifndef YY_USER_ACTION
433 #define YY_USER_ACTION
436 /* Code executed at the end of each rule. */
438 #define YY_BREAK break;
441 %% YY_RULE_SETUP definition goes here
445 register yy_state_type yy_current_state;
446 register char *yy_cp, *yy_bp;
449 %% user's declarations go here
460 yy_start = 1; /* first start state */
476 if ( ! yy_current_buffer )
478 yy_create_buffer( yyin, YY_BUF_SIZE );
480 yy_load_buffer_state();
483 while ( 1 ) /* loops until end-of-file is reached */
485 %% yymore()-related code goes here
488 /* Support of yytext. */
489 *yy_cp = yy_hold_char;
491 /* yy_bp points to the position in yy_ch_buf of the start of
496 %% code to set up and find next match goes here
499 %% code to find the action number goes here
503 %% code for yylineno update goes here
505 do_action: /* This label is used only to access EOF actions. */
507 %% debug code goes here
510 { /* beginning of action switch */
513 case YY_END_OF_BUFFER:
515 /* Amount of text matched not including the EOB char. */
516 int yy_amount_of_matched_text = (int) (yy_cp - yytext_ptr) - 1;
518 /* Undo the effects of YY_DO_BEFORE_ACTION. */
519 *yy_cp = yy_hold_char;
520 YY_RESTORE_YY_MORE_OFFSET
522 if ( yy_current_buffer->yy_buffer_status == YY_BUFFER_NEW )
524 /* We're scanning a new file or input source. It's
525 * possible that this happened because the user
526 * just pointed yyin at a new source and called
527 * yylex(). If so, then we have to assure
528 * consistency between yy_current_buffer and our
529 * globals. Here is the right place to do so, because
530 * this is the first action (other than possibly a
531 * back-up) that will match for the new input source.
533 yy_n_chars = yy_current_buffer->yy_n_chars;
534 yy_current_buffer->yy_input_file = yyin;
535 yy_current_buffer->yy_buffer_status = YY_BUFFER_NORMAL;
538 /* Note that here we test for yy_c_buf_p "<=" to the position
539 * of the first EOB in the buffer, since yy_c_buf_p will
540 * already have been incremented past the NUL character
541 * (since all states make transitions on EOB to the
542 * end-of-buffer state). Contrast this with the test
545 if ( yy_c_buf_p <= &yy_current_buffer->yy_ch_buf[yy_n_chars] )
546 { /* This was really a NUL. */
547 yy_state_type yy_next_state;
549 yy_c_buf_p = yytext_ptr + yy_amount_of_matched_text;
551 yy_current_state = yy_get_previous_state();
553 /* Okay, we're now positioned to make the NUL
554 * transition. We couldn't have
555 * yy_get_previous_state() go ahead and do it
556 * for us because it doesn't know how to deal
557 * with the possibility of jamming (and we don't
558 * want to build jamming into it because then it
559 * will run more slowly).
562 yy_next_state = yy_try_NUL_trans( yy_current_state );
564 yy_bp = yytext_ptr + YY_MORE_ADJ;
568 /* Consume the NUL. */
569 yy_cp = ++yy_c_buf_p;
570 yy_current_state = yy_next_state;
576 %% code to do back-up for compressed tables and set up yy_cp goes here
581 else switch ( yy_get_next_buffer() )
583 case EOB_ACT_END_OF_FILE:
585 yy_did_buffer_switch_on_eof = 0;
589 /* Note: because we've taken care in
590 * yy_get_next_buffer() to have set up
591 * yytext, we can now set up
592 * yy_c_buf_p so that if some total
593 * hoser (like flex itself) wants to
594 * call the scanner after we return the
595 * YY_NULL, it'll still work - another
596 * YY_NULL will get returned.
598 yy_c_buf_p = yytext_ptr + YY_MORE_ADJ;
600 yy_act = YY_STATE_EOF(YY_START);
606 if ( ! yy_did_buffer_switch_on_eof )
612 case EOB_ACT_CONTINUE_SCAN:
614 yytext_ptr + yy_amount_of_matched_text;
616 yy_current_state = yy_get_previous_state();
619 yy_bp = yytext_ptr + YY_MORE_ADJ;
622 case EOB_ACT_LAST_MATCH:
624 &yy_current_buffer->yy_ch_buf[yy_n_chars];
626 yy_current_state = yy_get_previous_state();
629 yy_bp = yytext_ptr + YY_MORE_ADJ;
637 "fatal flex scanner internal error--no action found" );
638 } /* end of action switch */
639 } /* end of scanning one token */
643 yyFlexLexer::yyFlexLexer( istream* arg_yyin, ostream* arg_yyout )
651 yylineno = 1; // this will only get updated if %option yylineno
653 yy_did_buffer_switch_on_eof = 0;
655 yy_looking_for_trail_begin = 0;
658 yy_more_offset = yy_prev_more_offset = 0;
660 yy_start_stack_ptr = yy_start_stack_depth = 0;
663 yy_current_buffer = 0;
665 #ifdef YY_USES_REJECT
666 yy_state_buf = new yy_state_type[YY_BUF_SIZE + 2];
672 yyFlexLexer::~yyFlexLexer()
675 yy_delete_buffer( yy_current_buffer );
678 void yyFlexLexer::switch_streams( istream* new_in, ostream* new_out )
682 yy_delete_buffer( yy_current_buffer );
683 yy_switch_to_buffer( yy_create_buffer( new_in, YY_BUF_SIZE ) );
690 #ifdef YY_INTERACTIVE
691 int yyFlexLexer::LexerInput( char* buf, int /* max_size */ )
693 int yyFlexLexer::LexerInput( char* buf, int max_size )
696 if ( yyin->eof() || yyin->fail() )
699 #ifdef YY_INTERACTIVE
711 (void) yyin->read( buf, max_size );
716 return yyin->gcount();
720 void yyFlexLexer::LexerOutput( const char* buf, int size )
722 (void) yyout->write( buf, size );
726 /* yy_get_next_buffer - try to read in a new buffer
728 * Returns a code representing an action:
729 * EOB_ACT_LAST_MATCH -
730 * EOB_ACT_CONTINUE_SCAN - continue scanning from current position
731 * EOB_ACT_END_OF_FILE - end of file
735 static int yy_get_next_buffer()
737 int yyFlexLexer::yy_get_next_buffer()
740 register char *dest = yy_current_buffer->yy_ch_buf;
741 register char *source = yytext_ptr;
742 register int number_to_move, i;
745 if ( yy_c_buf_p > &yy_current_buffer->yy_ch_buf[yy_n_chars + 1] )
747 "fatal flex scanner internal error--end of buffer missed" );
749 if ( yy_current_buffer->yy_fill_buffer == 0 )
750 { /* Don't try to fill the buffer, so this is an EOF. */
751 if ( yy_c_buf_p - yytext_ptr - YY_MORE_ADJ == 1 )
753 /* We matched a single character, the EOB, so
754 * treat this as a final EOF.
756 return EOB_ACT_END_OF_FILE;
761 /* We matched some text prior to the EOB, first
764 return EOB_ACT_LAST_MATCH;
768 /* Try to read more data. */
770 /* First move last chars to start of buffer. */
771 number_to_move = (int) (yy_c_buf_p - yytext_ptr) - 1;
773 for ( i = 0; i < number_to_move; ++i )
774 *(dest++) = *(source++);
776 if ( yy_current_buffer->yy_buffer_status == YY_BUFFER_EOF_PENDING )
777 /* don't do the read, it's not guaranteed to return an EOF,
780 yy_current_buffer->yy_n_chars = yy_n_chars = 0;
785 yy_current_buffer->yy_buf_size - number_to_move - 1;
787 while ( num_to_read <= 0 )
788 { /* Not enough room in the buffer - grow it. */
789 #ifdef YY_USES_REJECT
791 "input buffer overflow, can't enlarge buffer because scanner uses REJECT" );
794 /* just a shorter name for the current buffer */
795 YY_BUFFER_STATE b = yy_current_buffer;
797 int yy_c_buf_p_offset =
798 (int) (yy_c_buf_p - b->yy_ch_buf);
800 if ( b->yy_is_our_buffer )
802 int new_size = b->yy_buf_size * 2;
805 b->yy_buf_size += b->yy_buf_size / 8;
809 b->yy_ch_buf = (char *)
810 /* Include room in for 2 EOB chars. */
811 yy_flex_realloc( (void *) b->yy_ch_buf,
812 b->yy_buf_size + 2 );
815 /* Can't grow it, we don't own it. */
818 if ( ! b->yy_ch_buf )
820 "fatal error - scanner input buffer overflow" );
822 yy_c_buf_p = &b->yy_ch_buf[yy_c_buf_p_offset];
824 num_to_read = yy_current_buffer->yy_buf_size -
829 if ( num_to_read > YY_READ_BUF_SIZE )
830 num_to_read = YY_READ_BUF_SIZE;
832 /* Read in more data. */
833 YY_INPUT( (&yy_current_buffer->yy_ch_buf[number_to_move]),
834 yy_n_chars, num_to_read );
836 yy_current_buffer->yy_n_chars = yy_n_chars;
839 if ( yy_n_chars == 0 )
841 if ( number_to_move == YY_MORE_ADJ )
843 ret_val = EOB_ACT_END_OF_FILE;
849 ret_val = EOB_ACT_LAST_MATCH;
850 yy_current_buffer->yy_buffer_status =
851 YY_BUFFER_EOF_PENDING;
856 ret_val = EOB_ACT_CONTINUE_SCAN;
858 yy_n_chars += number_to_move;
859 yy_current_buffer->yy_ch_buf[yy_n_chars] = YY_END_OF_BUFFER_CHAR;
860 yy_current_buffer->yy_ch_buf[yy_n_chars + 1] = YY_END_OF_BUFFER_CHAR;
862 yytext_ptr = &yy_current_buffer->yy_ch_buf[0];
868 /* yy_get_previous_state - get the state just before the EOB char was reached */
871 static yy_state_type yy_get_previous_state()
873 yy_state_type yyFlexLexer::yy_get_previous_state()
876 register yy_state_type yy_current_state;
877 register char *yy_cp;
879 %% code to get the start state into yy_current_state goes here
881 for ( yy_cp = yytext_ptr + YY_MORE_ADJ; yy_cp < yy_c_buf_p; ++yy_cp )
883 %% code to find the next state goes here
886 return yy_current_state;
890 /* yy_try_NUL_trans - try to make a transition on the NUL character
893 * next_state = yy_try_NUL_trans( current_state );
898 static yy_state_type yy_try_NUL_trans( yy_state_type yy_current_state )
900 static yy_state_type yy_try_NUL_trans( yy_current_state )
901 yy_state_type yy_current_state;
904 yy_state_type yyFlexLexer::yy_try_NUL_trans( yy_state_type yy_current_state )
907 register int yy_is_jam;
908 %% code to find the next state, and perhaps do backing up, goes here
910 return yy_is_jam ? 0 : yy_current_state;
917 static void yyunput( int c, register char *yy_bp )
919 static void yyunput( c, yy_bp )
921 register char *yy_bp;
924 void yyFlexLexer::yyunput( int c, register char* yy_bp )
927 register char *yy_cp = yy_c_buf_p;
929 /* undo effects of setting up yytext */
930 *yy_cp = yy_hold_char;
932 if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 )
933 { /* need to shift things up to make room */
934 /* +2 for EOB chars. */
935 register int number_to_move = yy_n_chars + 2;
936 register char *dest = &yy_current_buffer->yy_ch_buf[
937 yy_current_buffer->yy_buf_size + 2];
938 register char *source =
939 &yy_current_buffer->yy_ch_buf[number_to_move];
941 while ( source > yy_current_buffer->yy_ch_buf )
944 yy_cp += (int) (dest - source);
945 yy_bp += (int) (dest - source);
946 yy_current_buffer->yy_n_chars =
947 yy_n_chars = yy_current_buffer->yy_buf_size;
949 if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 )
950 YY_FATAL_ERROR( "flex scanner push-back overflow" );
955 %% update yylineno here
958 yy_hold_char = *yy_cp;
962 #endif /* ifndef YY_NO_UNPUT */
973 int yyFlexLexer::yyinput()
978 *yy_c_buf_p = yy_hold_char;
980 if ( *yy_c_buf_p == YY_END_OF_BUFFER_CHAR )
982 /* yy_c_buf_p now points to the character we want to return.
983 * If this occurs *before* the EOB characters, then it's a
984 * valid NUL; if not, then we've hit the end of the buffer.
986 if ( yy_c_buf_p < &yy_current_buffer->yy_ch_buf[yy_n_chars] )
987 /* This was really a NUL. */
991 { /* need more input */
992 int offset = yy_c_buf_p - yytext_ptr;
995 switch ( yy_get_next_buffer() )
997 case EOB_ACT_LAST_MATCH:
998 /* This happens because yy_g_n_b()
999 * sees that we've accumulated a
1000 * token and flags that we need to
1001 * try matching the token before
1002 * proceeding. But for input(),
1003 * there's no matching to consider.
1004 * So convert the EOB_ACT_LAST_MATCH
1005 * to EOB_ACT_END_OF_FILE.
1008 /* Reset buffer status. */
1013 case EOB_ACT_END_OF_FILE:
1018 if ( ! yy_did_buffer_switch_on_eof )
1027 case EOB_ACT_CONTINUE_SCAN:
1028 yy_c_buf_p = yytext_ptr + offset;
1034 c = *(unsigned char *) yy_c_buf_p; /* cast for 8-bit char's */
1035 *yy_c_buf_p = '\0'; /* preserve yytext */
1036 yy_hold_char = *++yy_c_buf_p;
1038 %% update BOL and yylineno
1045 #ifdef YY_USE_PROTOS
1046 void yyrestart( FILE *input_file )
1048 void yyrestart( input_file )
1052 void yyFlexLexer::yyrestart( istream* input_file )
1055 if ( ! yy_current_buffer )
1056 yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE );
1058 yy_init_buffer( yy_current_buffer, input_file );
1059 yy_load_buffer_state();
1064 #ifdef YY_USE_PROTOS
1065 void yy_switch_to_buffer( YY_BUFFER_STATE new_buffer )
1067 void yy_switch_to_buffer( new_buffer )
1068 YY_BUFFER_STATE new_buffer;
1071 void yyFlexLexer::yy_switch_to_buffer( YY_BUFFER_STATE new_buffer )
1074 if ( yy_current_buffer == new_buffer )
1077 if ( yy_current_buffer )
1079 /* Flush out information for old buffer. */
1080 *yy_c_buf_p = yy_hold_char;
1081 yy_current_buffer->yy_buf_pos = yy_c_buf_p;
1082 yy_current_buffer->yy_n_chars = yy_n_chars;
1085 yy_current_buffer = new_buffer;
1086 yy_load_buffer_state();
1088 /* We don't actually know whether we did this switch during
1089 * EOF (yywrap()) processing, but the only time this flag
1090 * is looked at is after yywrap() is called, so it's safe
1091 * to go ahead and always set it.
1093 yy_did_buffer_switch_on_eof = 1;
1098 #ifdef YY_USE_PROTOS
1099 void yy_load_buffer_state( void )
1101 void yy_load_buffer_state()
1104 void yyFlexLexer::yy_load_buffer_state()
1107 yy_n_chars = yy_current_buffer->yy_n_chars;
1108 yytext_ptr = yy_c_buf_p = yy_current_buffer->yy_buf_pos;
1109 yyin = yy_current_buffer->yy_input_file;
1110 yy_hold_char = *yy_c_buf_p;
1115 #ifdef YY_USE_PROTOS
1116 YY_BUFFER_STATE yy_create_buffer( FILE *file, int size )
1118 YY_BUFFER_STATE yy_create_buffer( file, size )
1123 YY_BUFFER_STATE yyFlexLexer::yy_create_buffer( istream* file, int size )
1128 b = (YY_BUFFER_STATE) yy_flex_alloc( sizeof( struct yy_buffer_state ) );
1130 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
1132 b->yy_buf_size = size;
1134 /* yy_ch_buf has to be 2 characters longer than the size given because
1135 * we need to put in 2 end-of-buffer characters.
1137 b->yy_ch_buf = (char *) yy_flex_alloc( b->yy_buf_size + 2 );
1138 if ( ! b->yy_ch_buf )
1139 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
1141 b->yy_is_our_buffer = 1;
1143 yy_init_buffer( b, file );
1150 #ifdef YY_USE_PROTOS
1151 void yy_delete_buffer( YY_BUFFER_STATE b )
1153 void yy_delete_buffer( b )
1157 void yyFlexLexer::yy_delete_buffer( YY_BUFFER_STATE b )
1163 if ( b == yy_current_buffer )
1164 yy_current_buffer = (YY_BUFFER_STATE) 0;
1166 if ( b->yy_is_our_buffer )
1167 yy_flex_free( (void *) b->yy_ch_buf );
1169 yy_flex_free( (void *) b );
1174 #ifdef YY_USE_PROTOS
1175 void yy_init_buffer( YY_BUFFER_STATE b, FILE *file )
1177 void yy_init_buffer( b, file )
1183 extern "C" int isatty YY_PROTO(( int ));
1184 void yyFlexLexer::yy_init_buffer( YY_BUFFER_STATE b, istream* file )
1188 yy_flush_buffer( b );
1190 b->yy_input_file = file;
1191 b->yy_fill_buffer = 1;
1194 #if YY_ALWAYS_INTERACTIVE
1195 b->yy_is_interactive = 1;
1197 #if YY_NEVER_INTERACTIVE
1198 b->yy_is_interactive = 0;
1200 b->yy_is_interactive = file ? (isatty( fileno(file) ) > 0) : 0;
1204 b->yy_is_interactive = 0;
1210 #ifdef YY_USE_PROTOS
1211 void yy_flush_buffer( YY_BUFFER_STATE b )
1213 void yy_flush_buffer( b )
1218 void yyFlexLexer::yy_flush_buffer( YY_BUFFER_STATE b )
1226 /* We always need two end-of-buffer characters. The first causes
1227 * a transition to the end-of-buffer state. The second causes
1228 * a jam in that state.
1230 b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR;
1231 b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR;
1233 b->yy_buf_pos = &b->yy_ch_buf[0];
1236 b->yy_buffer_status = YY_BUFFER_NEW;
1238 if ( b == yy_current_buffer )
1239 yy_load_buffer_state();
1244 #ifndef YY_NO_SCAN_BUFFER
1246 #ifdef YY_USE_PROTOS
1247 YY_BUFFER_STATE yy_scan_buffer( char *base, yy_size_t size )
1249 YY_BUFFER_STATE yy_scan_buffer( base, size )
1257 base[size-2] != YY_END_OF_BUFFER_CHAR ||
1258 base[size-1] != YY_END_OF_BUFFER_CHAR )
1259 /* They forgot to leave room for the EOB's. */
1262 b = (YY_BUFFER_STATE) yy_flex_alloc( sizeof( struct yy_buffer_state ) );
1264 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_buffer()" );
1266 b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */
1267 b->yy_buf_pos = b->yy_ch_buf = base;
1268 b->yy_is_our_buffer = 0;
1269 b->yy_input_file = 0;
1270 b->yy_n_chars = b->yy_buf_size;
1271 b->yy_is_interactive = 0;
1273 b->yy_fill_buffer = 0;
1274 b->yy_buffer_status = YY_BUFFER_NEW;
1276 yy_switch_to_buffer( b );
1284 #ifndef YY_NO_SCAN_STRING
1286 #ifdef YY_USE_PROTOS
1287 YY_BUFFER_STATE yy_scan_string( yyconst char *yy_str )
1289 YY_BUFFER_STATE yy_scan_string( yy_str )
1290 yyconst char *yy_str;
1294 for ( len = 0; yy_str[len]; ++len )
1297 return yy_scan_bytes( yy_str, len );
1303 #ifndef YY_NO_SCAN_BYTES
1305 #ifdef YY_USE_PROTOS
1306 YY_BUFFER_STATE yy_scan_bytes( yyconst char *bytes, int len )
1308 YY_BUFFER_STATE yy_scan_bytes( bytes, len )
1309 yyconst char *bytes;
1318 /* Get memory for full buffer, including space for trailing EOB's. */
1320 buf = (char *) yy_flex_alloc( n );
1322 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" );
1324 for ( i = 0; i < len; ++i )
1327 buf[len] = buf[len+1] = YY_END_OF_BUFFER_CHAR;
1329 b = yy_scan_buffer( buf, n );
1331 YY_FATAL_ERROR( "bad buffer in yy_scan_bytes()" );
1333 /* It's okay to grow etc. this buffer, and we should throw it
1334 * away when we're done.
1336 b->yy_is_our_buffer = 1;
1344 #ifndef YY_NO_PUSH_STATE
1346 #ifdef YY_USE_PROTOS
1347 static void yy_push_state( int new_state )
1349 static void yy_push_state( new_state )
1353 void yyFlexLexer::yy_push_state( int new_state )
1356 if ( yy_start_stack_ptr >= yy_start_stack_depth )
1360 yy_start_stack_depth += YY_START_STACK_INCR;
1361 new_size = yy_start_stack_depth * sizeof( int );
1363 if ( ! yy_start_stack )
1364 yy_start_stack = (int *) yy_flex_alloc( new_size );
1367 yy_start_stack = (int *) yy_flex_realloc(
1368 (void *) yy_start_stack, new_size );
1370 if ( ! yy_start_stack )
1372 "out of memory expanding start-condition stack" );
1375 yy_start_stack[yy_start_stack_ptr++] = YY_START;
1382 #ifndef YY_NO_POP_STATE
1384 static void yy_pop_state()
1386 void yyFlexLexer::yy_pop_state()
1389 if ( --yy_start_stack_ptr < 0 )
1390 YY_FATAL_ERROR( "start-condition stack underflow" );
1392 BEGIN(yy_start_stack[yy_start_stack_ptr]);
1397 #ifndef YY_NO_TOP_STATE
1399 static int yy_top_state()
1401 int yyFlexLexer::yy_top_state()
1404 return yy_start_stack[yy_start_stack_ptr - 1];
1408 #ifndef YY_EXIT_FAILURE
1409 #define YY_EXIT_FAILURE 2
1413 #ifdef YY_USE_PROTOS
1414 static void yy_fatal_error( yyconst char msg[] )
1416 static void yy_fatal_error( msg )
1420 (void) fprintf( stderr, "%s\n", msg );
1421 exit( YY_EXIT_FAILURE );
1426 void yyFlexLexer::LexerError( yyconst char msg[] )
1428 cerr << msg << '\n';
1429 exit( YY_EXIT_FAILURE );
1434 /* Redefine yyless() so it works in section 3 code. */
1440 /* Undo effects of setting up yytext. */ \
1441 yytext[yyleng] = yy_hold_char; \
1442 yy_c_buf_p = yytext + n; \
1443 yy_hold_char = *yy_c_buf_p; \
1444 *yy_c_buf_p = '\0'; \
1450 /* Internal utility routines. */
1453 #ifdef YY_USE_PROTOS
1454 static void yy_flex_strncpy( char *s1, yyconst char *s2, int n )
1456 static void yy_flex_strncpy( s1, s2, n )
1463 for ( i = 0; i < n; ++i )
1468 #ifdef YY_NEED_STRLEN
1469 #ifdef YY_USE_PROTOS
1470 static int yy_flex_strlen( yyconst char *s )
1472 static int yy_flex_strlen( s )
1477 for ( n = 0; s[n]; ++n )
1485 #ifdef YY_USE_PROTOS
1486 static void *yy_flex_alloc( yy_size_t size )
1488 static void *yy_flex_alloc( size )
1492 return (void *) malloc( size );
1495 #ifdef YY_USE_PROTOS
1496 static void *yy_flex_realloc( void *ptr, yy_size_t size )
1498 static void *yy_flex_realloc( ptr, size )
1503 /* The cast to (char *) in the following accommodates both
1504 * implementations that use char* generic pointers, and those
1505 * that use void* generic pointers. It works with the latter
1506 * because both ANSI C and C++ allow castless assignment from
1507 * any pointer type to void*, and deal with argument conversions
1508 * as though doing an assignment.
1510 return (void *) realloc( (char *) ptr, size );
1513 #ifdef YY_USE_PROTOS
1514 static void yy_flex_free( void *ptr )
1516 static void yy_flex_free( ptr )