File indexing completed on 2024-04-14 14:32:25

 #line 1 "libs/flex-out.cpp"
 
 #line 3 "libs/flex-out.cpp"
 
 #define  YY_INT_ALIGNED short int
 
 /* A lexical scanner generated by flex */
 
 #define FLEX_SCANNER
 #define YY_FLEX_MAJOR_VERSION 2
 #define YY_FLEX_MINOR_VERSION 6
 #define YY_FLEX_SUBMINOR_VERSION 4
 #if YY_FLEX_SUBMINOR_VERSION > 0
 #define FLEX_BETA
 #endif
 
 /* First, we deal with  platform-specific or compiler-specific issues. */
 
 /* begin standard C headers. */
 #include <stdio.h>
 #include <string.h>
 #include <errno.h>
 #include <stdlib.h>
 
 /* end standard C headers. */
 
 /* flex integer type definitions */
 
 #ifndef FLEXINT_H
 #define FLEXINT_H
 
 /* C99 systems have <inttypes.h>. Non-C99 systems may or may not. */
 
 #if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
 
 /* C99 says to define __STDC_LIMIT_MACROS before including stdint.h,
  * if you want the limit (max/min) macros for int types. 
  */
 #ifndef __STDC_LIMIT_MACROS
 #define __STDC_LIMIT_MACROS 1
 #endif
 
 #include <inttypes.h>
 typedef int8_t flex_int8_t;
 typedef uint8_t flex_uint8_t;
 typedef int16_t flex_int16_t;
 typedef uint16_t flex_uint16_t;
 typedef int32_t flex_int32_t;
 typedef uint32_t flex_uint32_t;
 #else
 typedef signed char flex_int8_t;
 typedef short int flex_int16_t;
 typedef int flex_int32_t;
 typedef unsigned char flex_uint8_t; 
 typedef unsigned short int flex_uint16_t;
 typedef unsigned int flex_uint32_t;
 
 /* Limits of integral types. */
 #ifndef INT8_MIN
 #define INT8_MIN               (-128)
 #endif
 #ifndef INT16_MIN
 #define INT16_MIN              (-32767-1)
 #endif
 #ifndef INT32_MIN
 #define INT32_MIN              (-2147483647-1)
 #endif
 #ifndef INT8_MAX
 #define INT8_MAX               (127)
 #endif
 #ifndef INT16_MAX
 #define INT16_MAX              (32767)
 #endif
 #ifndef INT32_MAX
 #define INT32_MAX              (2147483647)
 #endif
 #ifndef UINT8_MAX
 #define UINT8_MAX              (255U)
 #endif
 #ifndef UINT16_MAX
 #define UINT16_MAX             (65535U)
 #endif
 #ifndef UINT32_MAX
 #define UINT32_MAX             (4294967295U)
 #endif
 
 #ifndef SIZE_MAX
 #define SIZE_MAX               (~(size_t)0)
 #endif
 
 #endif /* ! C99 */
 
 #endif /* ! FLEXINT_H */
 
 /* begin standard C++ headers. */
 
 /* TODO: this is always defined, so inline it */
 #define yyconst const
 
 #if defined(__GNUC__) && __GNUC__ >= 3
 #define yynoreturn __attribute__((__noreturn__))
 #else
 #define yynoreturn
 #endif
 
 /* Returned upon end-of-file. */
 #define YY_NULL 0
 
 /* Promotes a possibly negative, possibly signed char to an
  *   integer in range [0..255] for use as an array index.
  */
 #define YY_SC_TO_UI(c) ((YY_CHAR) (c))
 
 /* Enter a start condition.  This macro really ought to take a parameter,
  * but we do it the disgusting crufty way forced on us by the ()-less
  * definition of BEGIN.
  */
 #define BEGIN (yy_start) = 1 + 2 *
 /* Translate the current start state into a value that can be later handed
  * to BEGIN to return to the state.  The YYSTATE alias is for lex
  * compatibility.
  */
 #define YY_START (((yy_start) - 1) / 2)
 #define YYSTATE YY_START
 /* Action number for EOF rule of a given start state. */
 #define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1)
 /* Special action meaning "start processing a new file". */
 #define YY_NEW_FILE yyrestart( yyin  )
 #define YY_END_OF_BUFFER_CHAR 0
 
 /* Size of default input buffer. */
 #ifndef YY_BUF_SIZE
 #ifdef __ia64__
 /* On IA-64, the buffer size is 16k, not 8k.
  * Moreover, YY_BUF_SIZE is 2*YY_READ_BUF_SIZE in the general case.
  * Ditto for the __ia64__ case accordingly.
  */
 #define YY_BUF_SIZE 32768
 #else
 #define YY_BUF_SIZE 16384
 #endif /* __ia64__ */
 #endif
 
 /* The state buf must be large enough to hold one state per character in the main buffer.
  */
 #define YY_STATE_BUF_SIZE   ((YY_BUF_SIZE + 2) * sizeof(yy_state_type))
 
 #ifndef YY_TYPEDEF_YY_BUFFER_STATE
 #define YY_TYPEDEF_YY_BUFFER_STATE
 typedef struct yy_buffer_state *YY_BUFFER_STATE;
 #endif
 
 #ifndef YY_TYPEDEF_YY_SIZE_T
 #define YY_TYPEDEF_YY_SIZE_T
 typedef size_t yy_size_t;
 #endif
 
 extern int yyleng;
 
 extern FILE *yyin, *yyout;
 
 #define EOB_ACT_CONTINUE_SCAN 0
 #define EOB_ACT_END_OF_FILE 1
 #define EOB_ACT_LAST_MATCH 2
     
     #define YY_LESS_LINENO(n)
     #define YY_LINENO_REWIND_TO(ptr)
     
 /* Return all but the first "n" matched characters back to the input stream. */
 #define yyless(n) \
     do \
         { \
         /* Undo effects of setting up yytext. */ \
         int yyless_macro_arg = (n); \
         YY_LESS_LINENO(yyless_macro_arg);\
         *yy_cp = (yy_hold_char); \
         YY_RESTORE_YY_MORE_OFFSET \
         (yy_c_buf_p) = yy_cp = yy_bp + yyless_macro_arg - YY_MORE_ADJ; \
         YY_DO_BEFORE_ACTION; /* set up yytext again */ \
         } \
     while ( 0 )
 #define unput(c) yyunput( c, (yytext_ptr)  )
 
 #ifndef YY_STRUCT_YY_BUFFER_STATE
 #define YY_STRUCT_YY_BUFFER_STATE
 struct yy_buffer_state
     {
     FILE *yy_input_file;
 
     char *yy_ch_buf;        /* input buffer */
     char *yy_buf_pos;       /* current position in input buffer */
 
     /* Size of input buffer in bytes, not including room for EOB
      * characters.
      */
     int yy_buf_size;
 
     /* Number of characters read into yy_ch_buf, not including EOB
      * characters.
      */
     int yy_n_chars;
 
     /* Whether we "own" the buffer - i.e., we know we created it,
      * and can realloc() it to grow it, and should free() it to
      * delete it.
      */
     int yy_is_our_buffer;
 
     /* Whether this is an "interactive" input source; if so, and
      * if we're using stdio for input, then we want to use getc()
      * instead of fread(), to make sure we stop fetching input after
      * each newline.
      */
     int yy_is_interactive;
 
     /* Whether we're considered to be at the beginning of a line.
      * If so, '^' rules will be active on the next match, otherwise
      * not.
      */
     int yy_at_bol;
 
     int yy_bs_lineno; /**< The line count. */
     int yy_bs_column; /**< The column count. */
 
     /* Whether to try to fill the input buffer when we reach the
      * end of it.
      */
     int yy_fill_buffer;
 
     int yy_buffer_status;
 
 #define YY_BUFFER_NEW 0
 #define YY_BUFFER_NORMAL 1
     /* When an EOF's been seen but there's still some text to process
      * then we mark the buffer as YY_EOF_PENDING, to indicate that we
      * shouldn't try reading from the input source any more.  We might
      * still have a bunch of tokens to match, though, because of
      * possible backing-up.
      *
      * When we actually see the EOF, we change the status to "new"
      * (via yyrestart()), so that the user can continue scanning by
      * just pointing yyin at a new input file.
      */
 #define YY_BUFFER_EOF_PENDING 2
 
     };
 #endif /* !YY_STRUCT_YY_BUFFER_STATE */
 
 /* Stack of input buffers. */
 static size_t yy_buffer_stack_top = 0; /**< index of top of stack. */
 static size_t yy_buffer_stack_max = 0; /**< capacity of stack. */
 static YY_BUFFER_STATE * yy_buffer_stack = NULL; /**< Stack as an array. */
 
 /* We provide macros for accessing buffer states in case in the
  * future we want to put the buffer states in a more general
  * "scanner state".
  *
  * Returns the top of the stack, or NULL.
  */
 #define YY_CURRENT_BUFFER ( (yy_buffer_stack) \
                           ? (yy_buffer_stack)[(yy_buffer_stack_top)] \
                           : NULL)
 /* Same as previous macro, but useful when we know that the buffer stack is not
  * NULL or when we need an lvalue. For internal use only.
  */
 #define YY_CURRENT_BUFFER_LVALUE (yy_buffer_stack)[(yy_buffer_stack_top)]
 
 /* yy_hold_char holds the character lost when yytext is formed. */
 static char yy_hold_char;
 static int yy_n_chars;      /* number of characters read into yy_ch_buf */
 int yyleng;
 
 /* Points to current character in buffer. */
 static char *yy_c_buf_p = NULL;
 static int yy_init = 0;     /* whether we need to initialize */
 static int yy_start = 0;    /* start state number */
 
 /* Flag which is used to allow yywrap()'s to do buffer switches
  * instead of setting up a fresh yyin.  A bit of a hack ...
  */
 static int yy_did_buffer_switch_on_eof;
 
 void yyrestart ( FILE *input_file  );
 void yy_switch_to_buffer ( YY_BUFFER_STATE new_buffer  );
 YY_BUFFER_STATE yy_create_buffer ( FILE *file, int size  );
 void yy_delete_buffer ( YY_BUFFER_STATE b  );
 void yy_flush_buffer ( YY_BUFFER_STATE b  );
 void yypush_buffer_state ( YY_BUFFER_STATE new_buffer  );
 void yypop_buffer_state ( void );
 
 static void yyensure_buffer_stack ( void );
 static void yy_load_buffer_state ( void );
 static void yy_init_buffer ( YY_BUFFER_STATE b, FILE *file  );
 #define YY_FLUSH_BUFFER yy_flush_buffer( YY_CURRENT_BUFFER )
 
 YY_BUFFER_STATE yy_scan_buffer ( char *base, yy_size_t size  );
 YY_BUFFER_STATE yy_scan_string ( const char *yy_str  );
 YY_BUFFER_STATE yy_scan_bytes ( const char *bytes, int len  );
 
 void *yyalloc ( yy_size_t  );
 void *yyrealloc ( void *, yy_size_t  );
 void yyfree ( void *  );
 
 #define yy_new_buffer yy_create_buffer
 #define yy_set_interactive(is_interactive) \
     { \
     if ( ! YY_CURRENT_BUFFER ){ \
         yyensure_buffer_stack (); \
         YY_CURRENT_BUFFER_LVALUE =    \
             yy_create_buffer( yyin, YY_BUF_SIZE ); \
     } \
     YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \
     }
 #define yy_set_bol(at_bol) \
     { \
     if ( ! YY_CURRENT_BUFFER ){\
         yyensure_buffer_stack (); \
         YY_CURRENT_BUFFER_LVALUE =    \
             yy_create_buffer( yyin, YY_BUF_SIZE ); \
     } \
     YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \
     }
 #define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol)
 
 /* Begin user sect3 */
 
 #define yywrap() (/*CONSTCOND*/1)
 #define YY_SKIP_YYWRAP
 typedef flex_uint8_t YY_CHAR;
 
 FILE *yyin = NULL, *yyout = NULL;
 
 typedef int yy_state_type;
 
 extern int yylineno;
 int yylineno = 1;
 
 extern char *yytext;
 #ifdef yytext_ptr
 #undef yytext_ptr
 #endif
 #define yytext_ptr yytext
 
 static yy_state_type yy_get_previous_state ( void );
 static yy_state_type yy_try_NUL_trans ( yy_state_type current_state  );
 static int yy_get_next_buffer ( void );
 static void yynoreturn yy_fatal_error ( const char* msg  );
 
 /* Done after the current pattern has been matched and before the
  * corresponding action - sets up yytext.
  */
 #define YY_DO_BEFORE_ACTION \
     (yytext_ptr) = yy_bp; \
     yyleng = (int) (yy_cp - yy_bp); \
     (yy_hold_char) = *yy_cp; \
     *yy_cp = '\0'; \
     (yy_c_buf_p) = yy_cp;
 #define YY_NUM_RULES 21
 #define YY_END_OF_BUFFER 22
 /* This struct is not used in this scanner,
    but its presence is necessary. */
 struct yy_trans_info
     {
     flex_int32_t yy_verify;
     flex_int32_t yy_nxt;
     };
 static const flex_int16_t yy_accept[55] =
     {   0,
         0,    0,   22,   20,   19,   19,   18,   20,   20,   20,
        18,   18,    1,   14,   20,   12,   20,   20,   17,    0,
         6,    4,    3,   10,    0,    0,    0,    0,    1,   15,
        16,   13,    0,    5,    0,   11,    3,    0,    0,    0,
         2,    0,    0,    0,    0,    7,    0,    0,    0,    0,
         0,    8,    9,    0
     } ;
 
 static const YY_CHAR yy_ec[256] =
     {   0,
         1,    1,    1,    1,    1,    1,    1,    1,    2,    3,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    4,    5,    6,    1,    7,    1,    8,    1,    9,
        10,   11,   11,   11,   11,   12,   11,   13,   13,   13,
        13,   13,   13,   13,   13,   13,   13,    1,    1,   14,
        15,   16,    1,    1,   17,   17,   17,   17,   17,   17,
        17,   17,   17,   17,   17,   17,   17,   17,   17,   17,
        17,   17,   17,   17,   17,   17,   17,   17,   17,   17,
         1,    1,    1,    1,   17,    1,   17,   18,   17,   19,
 
        20,   17,   21,   17,   22,   17,   17,   23,   17,   24,
        25,   17,   17,   26,   27,   28,   29,   17,   17,   17,
        17,   17,    1,   30,    1,    1,    1,    1,    1,    1,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
 
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    1,    1,    1,    1
     } ;
 
 static const YY_CHAR yy_meta[31] =
     {   0,
         1,    1,    1,    2,    1,    1,    1,    1,    2,    1,
         1,    1,    3,    1,    1,    1,    3,    3,    3,    3,
         3,    3,    3,    3,    3,    3,    3,    3,    3,    1
     } ;
 
 static const flex_int16_t yy_base[59] =
     {   0,
         0,    0,   78,   79,   79,   79,   62,   70,   62,   66,
        12,   79,   20,   58,   57,   56,   31,   40,   79,   63,
        79,   55,    0,   79,   42,   42,   37,   51,   24,   79,
        79,   79,   34,   79,   37,   79,    0,   34,   34,   35,
        47,   41,   48,   35,   33,   79,   31,   34,   32,   42,
        35,   79,   79,   79,   46,   41,   48,   39
     } ;
 
 static const flex_int16_t yy_def[59] =
     {   0,
        54,    1,   54,   54,   54,   54,   54,   55,   56,   54,
        54,   54,   54,   54,   54,   54,   57,   54,   54,   55,
        54,   54,   58,   54,   54,   54,   54,   54,   54,   54,
        54,   54,   54,   54,   57,   54,   58,   54,   54,   54,
        54,   54,   54,   54,   54,   54,   54,   54,   54,   54,
        54,   54,   54,    0,   54,   54,   54,   54
     } ;
 
 static const flex_int16_t yy_nxt[110] =
     {   0,
         4,    5,    6,    5,    7,    8,    9,   10,   11,   12,
        12,   12,   13,   14,   15,   16,   17,   17,   17,   17,
        17,   17,   17,   17,   17,   17,   17,   17,   17,   18,
        25,   28,   29,   26,   33,   28,   29,   33,   27,   34,
        33,   37,   34,   23,   53,   34,   20,   20,   20,   35,
        35,   52,   51,   50,   49,   48,   47,   46,   45,   41,
        44,   43,   42,   41,   40,   39,   38,   22,   21,   36,
        32,   31,   30,   24,   22,   21,   19,   54,    3,   54,
        54,   54,   54,   54,   54,   54,   54,   54,   54,   54,
        54,   54,   54,   54,   54,   54,   54,   54,   54,   54,
 
        54,   54,   54,   54,   54,   54,   54,   54,   54
     } ;
 
 static const flex_int16_t yy_chk[110] =
     {   0,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        11,   13,   13,   11,   17,   29,   29,   33,   11,   17,
        35,   58,   33,   56,   51,   35,   55,   55,   55,   57,
        57,   50,   49,   48,   47,   45,   44,   43,   42,   41,
        40,   39,   38,   28,   27,   26,   25,   22,   20,   18,
        16,   15,   14,   10,    9,    8,    7,    3,   54,   54,
        54,   54,   54,   54,   54,   54,   54,   54,   54,   54,
        54,   54,   54,   54,   54,   54,   54,   54,   54,   54,
 
        54,   54,   54,   54,   54,   54,   54,   54,   54
     } ;
 
 static yy_state_type yy_last_accepting_state;
 static char *yy_last_accepting_cpos;
 
 extern int yy_flex_debug;
 int yy_flex_debug = 0;
 
 /* The intent behind this definition is that it'll catch
  * any uses of REJECT which flex missed.
  */
 #define REJECT reject_used_but_not_detected
 #define yymore() yymore_used_but_not_detected
 #define YY_MORE_ADJ 0
 #define YY_RESTORE_YY_MORE_OFFSET
 char *yytext;
 #line 1 "libs/flex-input.lex"
 #line 4 "libs/flex-input.lex"
 /*
 Copyright 2005-2011 Tomas Mecir <kmuddy@kmuddy.com>
 Copyright 2005 Alex Bache <alexbache@ntlworld.com>
 
 This program is free software; you can redistribute it and/or
 modify it under the terms of the GNU General Public License as
 published by the Free Software Foundation; either version 2 of 
 the License, or (at your option) any later version.
 
 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
     #include "cvalue.h"
     #include "bison-input.tab.hpp"
    
    void yyerror(char *);
    
    using namespace std;
    
    // Use global variables from Bison module
    extern const char *source;
    extern bool        new_source;
    extern bool        token_error;
 #line 512 "libs/flex-out.cpp"
 #line 513 "libs/flex-out.cpp"
 
 #define INITIAL 0
 
 #ifndef YY_NO_UNISTD_H
 /* Special case for "unistd.h", since it is non-ANSI. We include it way
  * down here because we want the user's section 1 to have been scanned first.
  * The user has a chance to override it with an option.
  */
 #include <unistd.h>
 #endif
 
 #ifndef YY_EXTRA_TYPE
 #define YY_EXTRA_TYPE void *
 #endif
 
 static int yy_init_globals ( void );
 
 /* Accessor methods to globals.
    These are made visible to non-reentrant scanners for convenience. */
 
 int yylex_destroy ( void );
 
 int yyget_debug ( void );
 
 void yyset_debug ( int debug_flag  );
 
 YY_EXTRA_TYPE yyget_extra ( void );
 
 void yyset_extra ( YY_EXTRA_TYPE user_defined  );
 
 FILE *yyget_in ( void );
 
 void yyset_in  ( FILE * _in_str  );
 
 FILE *yyget_out ( void );
 
 void yyset_out  ( FILE * _out_str  );
 
             int yyget_leng ( void );
 
 char *yyget_text ( void );
 
 int yyget_lineno ( void );
 
 void yyset_lineno ( int _line_number  );
 
 /* Macros after this point can all be overridden by user definitions in
  * section 1.
  */
 
 #ifndef YY_SKIP_YYWRAP
 #ifdef __cplusplus
 extern "C" int yywrap ( void );
 #else
 extern int yywrap ( void );
 #endif
 #endif
 
 #ifndef YY_NO_UNPUT
     
 #endif
 
 #ifndef yytext_ptr
 static void yy_flex_strncpy ( char *, const char *, int );
 #endif
 
 #ifdef YY_NEED_STRLEN
 static int yy_flex_strlen ( const char * );
 #endif
 
 #ifndef YY_NO_INPUT
 #ifdef __cplusplus
 static int yyinput ( void );
 #else
 static int input ( void );
 #endif
 
 #endif
 
 /* Amount of stuff to slurp up with each read. */
 #ifndef YY_READ_BUF_SIZE
 #ifdef __ia64__
 /* On IA-64, the buffer size is 16k, not 8k */
 #define YY_READ_BUF_SIZE 16384
 #else
 #define YY_READ_BUF_SIZE 8192
 #endif /* __ia64__ */
 #endif
 
 /* Copy whatever the last rule matched to the standard output. */
 #ifndef ECHO
 /* This used to be an fputs(), but since the string might contain NUL's,
  * we now use fwrite().
  */
 #define ECHO do { if (fwrite( yytext, (size_t) yyleng, 1, yyout )) {} } while (0)
 #endif
 
 /* Gets input and stuffs it into "buf".  number of characters read, or YY_NULL,
  * is returned in "result".
  */
 #ifndef YY_INPUT
 #define YY_INPUT(buf,result,max_size) \
     if ( YY_CURRENT_BUFFER_LVALUE->yy_is_interactive ) \
         { \
         int c = '*'; \
         int n; \
         for ( n = 0; n < max_size && \
                  (c = getc( yyin )) != EOF && c != '\n'; ++n ) \
             buf[n] = (char) c; \
         if ( c == '\n' ) \
             buf[n++] = (char) c; \
         if ( c == EOF && ferror( yyin ) ) \
             YY_FATAL_ERROR( "input in flex scanner failed" ); \
         result = n; \
         } \
     else \
         { \
         errno=0; \
         while ( (result = (int) fread(buf, 1, (yy_size_t) max_size, yyin)) == 0 && ferror(yyin)) \
             { \
             if( errno != EINTR) \
                 { \
                 YY_FATAL_ERROR( "input in flex scanner failed" ); \
                 break; \
                 } \
             errno=0; \
             clearerr(yyin); \
             } \
         }\
 \
 
 #endif
 
 /* No semi-colon after return; correct usage is to write "yyterminate();" -
  * we don't want an extra ';' after the "return" because that will cause
  * some compilers to complain about unreachable statements.
  */
 #ifndef yyterminate
 #define yyterminate() return YY_NULL
 #endif
 
 /* Number of entries by which start-condition stack grows. */
 #ifndef YY_START_STACK_INCR
 #define YY_START_STACK_INCR 25
 #endif
 
 /* Report a fatal error. */
 #ifndef YY_FATAL_ERROR
 #define YY_FATAL_ERROR(msg) yy_fatal_error( msg )
 #endif
 
 /* end tables serialization structures and prototypes */
 
 /* Default declaration of generated scanner - a define so the user can
  * easily add parameters.
  */
 #ifndef YY_DECL
 #define YY_DECL_IS_OURS 1
 
 extern int yylex (void);
 
 #define YY_DECL int yylex (void)
 #endif /* !YY_DECL */
 
 /* Code executed at the beginning of each rule, after yytext and yyleng
  * have been set up.
  */
 #ifndef YY_USER_ACTION
 #define YY_USER_ACTION
 #endif
 
 /* Code executed at the end of each rule. */
 #ifndef YY_BREAK
 #define YY_BREAK /*LINTED*/break;
 #endif
 
 #define YY_RULE_SETUP \
     YY_USER_ACTION
 
 /** The main scanner function which does all the work.
  */
 YY_DECL
 {
     yy_state_type yy_current_state;
     char *yy_cp, *yy_bp;
     int yy_act;
     
     if ( !(yy_init) )
         {
         (yy_init) = 1;
 
 #ifdef YY_USER_INIT
         YY_USER_INIT;
 #endif
 
         if ( ! (yy_start) )
             (yy_start) = 1; /* first start state */
 
         if ( ! yyin )
             yyin = stdin;
 
         if ( ! yyout )
             yyout = stdout;
 
         if ( ! YY_CURRENT_BUFFER ) {
             yyensure_buffer_stack ();
             YY_CURRENT_BUFFER_LVALUE =
                 yy_create_buffer( yyin, YY_BUF_SIZE );
         }
 
         yy_load_buffer_state(  );
         }
 
     {
 #line 38 "libs/flex-input.lex"
 
 
 #line 41 "libs/flex-input.lex"
    if (new_source)
    {
       // cout << "Switching to new buffer\n";
       // cout.flush();
       
       yy_delete_buffer(YY_CURRENT_BUFFER);
       yy_switch_to_buffer(yy_scan_string(source));
       new_source = false;
    }
    
 
 #line 743 "libs/flex-out.cpp"
 
     while ( /*CONSTCOND*/1 )        /* loops until end-of-file is reached */
         {
         yy_cp = (yy_c_buf_p);
 
         /* Support of yytext. */
         *yy_cp = (yy_hold_char);
 
         /* yy_bp points to the position in yy_ch_buf of the start of
          * the current run.
          */
         yy_bp = yy_cp;
 
         yy_current_state = (yy_start);
 yy_match:
         do
             {
             YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)] ;
             if ( yy_accept[yy_current_state] )
                 {
                 (yy_last_accepting_state) = yy_current_state;
                 (yy_last_accepting_cpos) = yy_cp;
                 }
             while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
                 {
                 yy_current_state = (int) yy_def[yy_current_state];
                 if ( yy_current_state >= 55 )
                     yy_c = yy_meta[yy_c];
                 }
             yy_current_state = yy_nxt[yy_base[yy_current_state] + yy_c];
             ++yy_cp;
             }
         while ( yy_base[yy_current_state] != 79 );
 
 yy_find_action:
         yy_act = yy_accept[yy_current_state];
         if ( yy_act == 0 )
             { /* have to back up */
             yy_cp = (yy_last_accepting_cpos);
             yy_current_state = (yy_last_accepting_state);
             yy_act = yy_accept[yy_current_state];
             }
 
         YY_DO_BEFORE_ACTION;
 
 do_action:  /* This label is used only to access EOF actions. */
 
         switch ( yy_act )
     { /* beginning of action switch */
             case 0: /* must back up */
             /* undo the effects of YY_DO_BEFORE_ACTION */
             *yy_cp = (yy_hold_char);
             yy_cp = (yy_last_accepting_cpos);
             yy_current_state = (yy_last_accepting_state);
             goto yy_find_action;
 
 case 1:
 YY_RULE_SETUP
 #line 52 "libs/flex-input.lex"
 {
              // Integer
              yylval.int_val = atoi(yytext); 
              return INTEGER;
           }
     YY_BREAK
 case 2:
 YY_RULE_SETUP
 #line 58 "libs/flex-input.lex"
 {
                         // Double
                         yylval.double_val = QString(yytext).toDouble();
                         return DOUBLE_V;
                      }
     YY_BREAK
 case 3:
 YY_RULE_SETUP
 #line 64 "libs/flex-input.lex"
 {  
                                  // variable name
                                  yylval.string_val = strdup(yytext+1); 
                                  return STRING_V;
                               }
     YY_BREAK
 case 4:
 YY_RULE_SETUP
 #line 69 "libs/flex-input.lex"
 {  
                                  // variable name looking like $number
                                  yylval.string_val = strdup(yytext+1); 
                                  return STRING_V;
                               }
     YY_BREAK
 case 5:
 YY_RULE_SETUP
 #line 75 "libs/flex-input.lex"
 {  
                                    // Function name
                                    // strip the parenthesis
                                    yytext[yyleng-1]  = '\0';
                                    int len = yyleng-2;
                                    // strip the spaces too
                                    for (; len >= 0; --len)
                                      if (yytext[len] == ' ')
                                        yytext[len] = '\0';
                                      else
                                        break;
                                    yylval.string_val = strdup(yytext);
                                    return FUNCTION_NAME;
                                 }
     YY_BREAK
 case 6:
 /* rule 6 can match eol */
 YY_RULE_SETUP
 #line 90 "libs/flex-input.lex"
 {
               // String literal
               yytext[yyleng-1] = '\0';
               
               yylval.string_val = strdup(yytext+1);
               return STRING_LITERAL;
            }
     YY_BREAK
 case 7:
 YY_RULE_SETUP
 #line 98 "libs/flex-input.lex"
 { return INT_TYPECAST;    }
     YY_BREAK
 case 8:
 YY_RULE_SETUP
 #line 99 "libs/flex-input.lex"
 { return DOUBLE_TYPECAST; }
     YY_BREAK
 case 9:
 YY_RULE_SETUP
 #line 100 "libs/flex-input.lex"
 { return STRING_TYPECAST; }
     YY_BREAK
 case 10:
 YY_RULE_SETUP
 #line 102 "libs/flex-input.lex"
 { return AND; }
     YY_BREAK
 case 11:
 YY_RULE_SETUP
 #line 103 "libs/flex-input.lex"
 { return OR;  }
     YY_BREAK
 case 12:
 YY_RULE_SETUP
 #line 104 "libs/flex-input.lex"
 { return GT;  }
     YY_BREAK
 case 13:
 YY_RULE_SETUP
 #line 105 "libs/flex-input.lex"
 { return GE;  }
     YY_BREAK
 case 14:
 YY_RULE_SETUP
 #line 106 "libs/flex-input.lex"
 { return LT;  }
     YY_BREAK
 case 15:
 YY_RULE_SETUP
 #line 107 "libs/flex-input.lex"
 { return LE;  }
     YY_BREAK
 case 16:
 YY_RULE_SETUP
 #line 108 "libs/flex-input.lex"
 { return EQ;  }
     YY_BREAK
 case 17:
 YY_RULE_SETUP
 #line 109 "libs/flex-input.lex"
 { return NE;  }
     YY_BREAK
 case 18:
 YY_RULE_SETUP
 #line 111 "libs/flex-input.lex"
 { return *yytext; }
     YY_BREAK
 case 19:
 /* rule 19 can match eol */
 YY_RULE_SETUP
 #line 113 "libs/flex-input.lex"
 ;
     YY_BREAK
 case 20:
 YY_RULE_SETUP
 #line 115 "libs/flex-input.lex"
 { token_error = true; yyterminate(); }
     YY_BREAK
 case 21:
 YY_RULE_SETUP
 #line 117 "libs/flex-input.lex"
 ECHO;
     YY_BREAK
 #line 942 "libs/flex-out.cpp"
 case YY_STATE_EOF(INITIAL):
     yyterminate();
 
     case YY_END_OF_BUFFER:
         {
         /* Amount of text matched not including the EOB char. */
         int yy_amount_of_matched_text = (int) (yy_cp - (yytext_ptr)) - 1;
 
         /* Undo the effects of YY_DO_BEFORE_ACTION. */
         *yy_cp = (yy_hold_char);
         YY_RESTORE_YY_MORE_OFFSET
 
         if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_NEW )
             {
             /* We're scanning a new file or input source.  It's
              * possible that this happened because the user
              * just pointed yyin at a new source and called
              * yylex().  If so, then we have to assure
              * consistency between YY_CURRENT_BUFFER and our
              * globals.  Here is the right place to do so, because
              * this is the first action (other than possibly a
              * back-up) that will match for the new input source.
              */
             (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
             YY_CURRENT_BUFFER_LVALUE->yy_input_file = yyin;
             YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = YY_BUFFER_NORMAL;
             }
 
         /* Note that here we test for yy_c_buf_p "<=" to the position
          * of the first EOB in the buffer, since yy_c_buf_p will
          * already have been incremented past the NUL character
          * (since all states make transitions on EOB to the
          * end-of-buffer state).  Contrast this with the test
          * in input().
          */
         if ( (yy_c_buf_p) <= &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] )
             { /* This was really a NUL. */
             yy_state_type yy_next_state;
 
             (yy_c_buf_p) = (yytext_ptr) + yy_amount_of_matched_text;
 
             yy_current_state = yy_get_previous_state(  );
 
             /* Okay, we're now positioned to make the NUL
              * transition.  We couldn't have
              * yy_get_previous_state() go ahead and do it
              * for us because it doesn't know how to deal
              * with the possibility of jamming (and we don't
              * want to build jamming into it because then it
              * will run more slowly).
              */
 
             yy_next_state = yy_try_NUL_trans( yy_current_state );
 
             yy_bp = (yytext_ptr) + YY_MORE_ADJ;
 
             if ( yy_next_state )
                 {
                 /* Consume the NUL. */
                 yy_cp = ++(yy_c_buf_p);
                 yy_current_state = yy_next_state;
                 goto yy_match;
                 }
 
             else
                 {
                 yy_cp = (yy_c_buf_p);
                 goto yy_find_action;
                 }
             }
 
         else switch ( yy_get_next_buffer(  ) )
             {
             case EOB_ACT_END_OF_FILE:
                 {
                 (yy_did_buffer_switch_on_eof) = 0;
 
                 if ( yywrap(  ) )
                     {
                     /* Note: because we've taken care in
                      * yy_get_next_buffer() to have set up
                      * yytext, we can now set up
                      * yy_c_buf_p so that if some total
                      * hoser (like flex itself) wants to
                      * call the scanner after we return the
                      * YY_NULL, it'll still work - another
                      * YY_NULL will get returned.
                      */
                     (yy_c_buf_p) = (yytext_ptr) + YY_MORE_ADJ;
 
                     yy_act = YY_STATE_EOF(YY_START);
                     goto do_action;
                     }
 
                 else
                     {
                     if ( ! (yy_did_buffer_switch_on_eof) )
                         YY_NEW_FILE;
                     }
                 break;
                 }
 
             case EOB_ACT_CONTINUE_SCAN:
                 (yy_c_buf_p) =
                     (yytext_ptr) + yy_amount_of_matched_text;
 
                 yy_current_state = yy_get_previous_state(  );
 
                 yy_cp = (yy_c_buf_p);
                 yy_bp = (yytext_ptr) + YY_MORE_ADJ;
                 goto yy_match;
 
             case EOB_ACT_LAST_MATCH:
                 (yy_c_buf_p) =
                 &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)];
 
                 yy_current_state = yy_get_previous_state(  );
 
                 yy_cp = (yy_c_buf_p);
                 yy_bp = (yytext_ptr) + YY_MORE_ADJ;
                 goto yy_find_action;
             }
         break;
         }
 
     default:
         YY_FATAL_ERROR(
             "fatal flex scanner internal error--no action found" );
     } /* end of action switch */
         } /* end of scanning one token */
     } /* end of user's declarations */
 } /* end of yylex */
 
 /* yy_get_next_buffer - try to read in a new buffer
  *
  * Returns a code representing an action:
  *  EOB_ACT_LAST_MATCH -
  *  EOB_ACT_CONTINUE_SCAN - continue scanning from current position
  *  EOB_ACT_END_OF_FILE - end of file
  */
 static int yy_get_next_buffer (void)
 {
         char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf;
     char *source = (yytext_ptr);
     int number_to_move, i;
     int ret_val;
 
     if ( (yy_c_buf_p) > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] )
         YY_FATAL_ERROR(
         "fatal flex scanner internal error--end of buffer missed" );
 
     if ( YY_CURRENT_BUFFER_LVALUE->yy_fill_buffer == 0 )
         { /* Don't try to fill the buffer, so this is an EOF. */
         if ( (yy_c_buf_p) - (yytext_ptr) - YY_MORE_ADJ == 1 )
             {
             /* We matched a single character, the EOB, so
              * treat this as a final EOF.
              */
             return EOB_ACT_END_OF_FILE;
             }
 
         else
             {
             /* We matched some text prior to the EOB, first
              * process it.
              */
             return EOB_ACT_LAST_MATCH;
             }
         }
 
     /* Try to read more data. */
 
     /* First move last chars to start of buffer. */
     number_to_move = (int) ((yy_c_buf_p) - (yytext_ptr) - 1);
 
     for ( i = 0; i < number_to_move; ++i )
         *(dest++) = *(source++);
 
     if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_EOF_PENDING )
         /* don't do the read, it's not guaranteed to return an EOF,
          * just force an EOF
          */
         YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars) = 0;
 
     else
         {
             int num_to_read =
             YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1;
 
         while ( num_to_read <= 0 )
             { /* Not enough room in the buffer - grow it. */
 
             /* just a shorter name for the current buffer */
             YY_BUFFER_STATE b = YY_CURRENT_BUFFER_LVALUE;
 
             int yy_c_buf_p_offset =
                 (int) ((yy_c_buf_p) - b->yy_ch_buf);
 
             if ( b->yy_is_our_buffer )
                 {
                 int new_size = b->yy_buf_size * 2;
 
                 if ( new_size <= 0 )
                     b->yy_buf_size += b->yy_buf_size / 8;
                 else
                     b->yy_buf_size *= 2;
 
                 b->yy_ch_buf = (char *)
                     /* Include room in for 2 EOB chars. */
                     yyrealloc( (void *) b->yy_ch_buf,
                              (yy_size_t) (b->yy_buf_size + 2)  );
                 }
             else
                 /* Can't grow it, we don't own it. */
                 b->yy_ch_buf = NULL;
 
             if ( ! b->yy_ch_buf )
                 YY_FATAL_ERROR(
                 "fatal error - scanner input buffer overflow" );
 
             (yy_c_buf_p) = &b->yy_ch_buf[yy_c_buf_p_offset];
 
             num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size -
                         number_to_move - 1;
 
             }
 
         if ( num_to_read > YY_READ_BUF_SIZE )
             num_to_read = YY_READ_BUF_SIZE;
 
         /* Read in more data. */
         YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]),
             (yy_n_chars), num_to_read );
 
         YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
         }
 
     if ( (yy_n_chars) == 0 )
         {
         if ( number_to_move == YY_MORE_ADJ )
             {
             ret_val = EOB_ACT_END_OF_FILE;
             yyrestart( yyin  );
             }
 
         else
             {
             ret_val = EOB_ACT_LAST_MATCH;
             YY_CURRENT_BUFFER_LVALUE->yy_buffer_status =
                 YY_BUFFER_EOF_PENDING;
             }
         }
 
     else
         ret_val = EOB_ACT_CONTINUE_SCAN;
 
     if (((yy_n_chars) + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) {
         /* Extend the array by 50%, plus the number we really need. */
         int new_size = (yy_n_chars) + number_to_move + ((yy_n_chars) >> 1);
         YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) yyrealloc(
             (void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf, (yy_size_t) new_size  );
         if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
             YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" );
         /* "- 2" to take care of EOB's */
         YY_CURRENT_BUFFER_LVALUE->yy_buf_size = (int) (new_size - 2);
     }
 
     (yy_n_chars) += number_to_move;
     YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] = YY_END_OF_BUFFER_CHAR;
     YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] = YY_END_OF_BUFFER_CHAR;
 
     (yytext_ptr) = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[0];
 
     return ret_val;
 }
 
 /* yy_get_previous_state - get the state just before the EOB char was reached */
 
     static yy_state_type yy_get_previous_state (void)
 {
     yy_state_type yy_current_state;
     char *yy_cp;
     
     yy_current_state = (yy_start);
 
     for ( yy_cp = (yytext_ptr) + YY_MORE_ADJ; yy_cp < (yy_c_buf_p); ++yy_cp )
         {
         YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1);
         if ( yy_accept[yy_current_state] )
             {
             (yy_last_accepting_state) = yy_current_state;
             (yy_last_accepting_cpos) = yy_cp;
             }
         while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
             {
             yy_current_state = (int) yy_def[yy_current_state];
             if ( yy_current_state >= 55 )
                 yy_c = yy_meta[yy_c];
             }
         yy_current_state = yy_nxt[yy_base[yy_current_state] + yy_c];
         }
 
     return yy_current_state;
 }
 
 /* yy_try_NUL_trans - try to make a transition on the NUL character
  *
  * synopsis
  *  next_state = yy_try_NUL_trans( current_state );
  */
     static yy_state_type yy_try_NUL_trans  (yy_state_type yy_current_state )
 {
     int yy_is_jam;
         char *yy_cp = (yy_c_buf_p);
 
     YY_CHAR yy_c = 1;
     if ( yy_accept[yy_current_state] )
         {
         (yy_last_accepting_state) = yy_current_state;
         (yy_last_accepting_cpos) = yy_cp;
         }
     while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
         {
         yy_current_state = (int) yy_def[yy_current_state];
         if ( yy_current_state >= 55 )
             yy_c = yy_meta[yy_c];
         }
     yy_current_state = yy_nxt[yy_base[yy_current_state] + yy_c];
     yy_is_jam = (yy_current_state == 54);
 
         return yy_is_jam ? 0 : yy_current_state;
 }
 
 #ifndef YY_NO_UNPUT
 
 #endif
 
 #ifndef YY_NO_INPUT
 #ifdef __cplusplus
     static int yyinput (void)
 #else
     static int input  (void)
 #endif
 
 {
     int c;
     
     *(yy_c_buf_p) = (yy_hold_char);
 
     if ( *(yy_c_buf_p) == YY_END_OF_BUFFER_CHAR )
         {
         /* yy_c_buf_p now points to the character we want to return.
          * If this occurs *before* the EOB characters, then it's a
          * valid NUL; if not, then we've hit the end of the buffer.
          */
         if ( (yy_c_buf_p) < &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] )
             /* This was really a NUL. */
             *(yy_c_buf_p) = '\0';
 
         else
             { /* need more input */
             int offset = (int) ((yy_c_buf_p) - (yytext_ptr));
             ++(yy_c_buf_p);
 
             switch ( yy_get_next_buffer(  ) )
                 {
                 case EOB_ACT_LAST_MATCH:
                     /* This happens because yy_g_n_b()
                      * sees that we've accumulated a
                      * token and flags that we need to
                      * try matching the token before
                      * proceeding.  But for input(),
                      * there's no matching to consider.
                      * So convert the EOB_ACT_LAST_MATCH
                      * to EOB_ACT_END_OF_FILE.
                      */
 
                     /* Reset buffer status. */
                     yyrestart( yyin );
 
                     /*FALLTHROUGH*/
 
                 case EOB_ACT_END_OF_FILE:
                     {
                     if ( yywrap(  ) )
                         return 0;
 
                     if ( ! (yy_did_buffer_switch_on_eof) )
                         YY_NEW_FILE;
 #ifdef __cplusplus
                     return yyinput();
 #else
                     return input();
 #endif
                     }
 
                 case EOB_ACT_CONTINUE_SCAN:
                     (yy_c_buf_p) = (yytext_ptr) + offset;
                     break;
                 }
             }
         }
 
     c = *(unsigned char *) (yy_c_buf_p);    /* cast for 8-bit char's */
     *(yy_c_buf_p) = '\0';   /* preserve yytext */
     (yy_hold_char) = *++(yy_c_buf_p);
 
     return c;
 }
 #endif  /* ifndef YY_NO_INPUT */
 
 /** Immediately switch to a different input stream.
  * @param input_file A readable stream.
  * 
  * @note This function does not reset the start condition to @c INITIAL .
  */
     void yyrestart  (FILE * input_file )
 {
     
     if ( ! YY_CURRENT_BUFFER ){
         yyensure_buffer_stack ();
         YY_CURRENT_BUFFER_LVALUE =
             yy_create_buffer( yyin, YY_BUF_SIZE );
     }
 
     yy_init_buffer( YY_CURRENT_BUFFER, input_file );
     yy_load_buffer_state(  );
 }
 
 /** Switch to a different input buffer.
  * @param new_buffer The new input buffer.
  * 
  */
     void yy_switch_to_buffer  (YY_BUFFER_STATE  new_buffer )
 {
     
     /* TODO. We should be able to replace this entire function body
      * with
      *      yypop_buffer_state();
      *      yypush_buffer_state(new_buffer);
      */
     yyensure_buffer_stack ();
     if ( YY_CURRENT_BUFFER == new_buffer )
         return;
 
     if ( YY_CURRENT_BUFFER )
         {
         /* Flush out information for old buffer. */
         *(yy_c_buf_p) = (yy_hold_char);
         YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p);
         YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
         }
 
     YY_CURRENT_BUFFER_LVALUE = new_buffer;
     yy_load_buffer_state(  );
 
     /* We don't actually know whether we did this switch during
      * EOF (yywrap()) processing, but the only time this flag
      * is looked at is after yywrap() is called, so it's safe
      * to go ahead and always set it.
      */
     (yy_did_buffer_switch_on_eof) = 1;
 }
 
 static void yy_load_buffer_state  (void)
 {
         (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
     (yytext_ptr) = (yy_c_buf_p) = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos;
     yyin = YY_CURRENT_BUFFER_LVALUE->yy_input_file;
     (yy_hold_char) = *(yy_c_buf_p);
 }
 
 /** Allocate and initialize an input buffer state.
  * @param file A readable stream.
  * @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE.
  * 
  * @return the allocated buffer state.
  */
     YY_BUFFER_STATE yy_create_buffer  (FILE * file, int  size )
 {
     YY_BUFFER_STATE b;
     
     b = (YY_BUFFER_STATE) yyalloc( sizeof( struct yy_buffer_state )  );
     if ( ! b )
         YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
 
     b->yy_buf_size = size;
 
     /* yy_ch_buf has to be 2 characters longer than the size given because
      * we need to put in 2 end-of-buffer characters.
      */
     b->yy_ch_buf = (char *) yyalloc( (yy_size_t) (b->yy_buf_size + 2)  );
     if ( ! b->yy_ch_buf )
         YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
 
     b->yy_is_our_buffer = 1;
 
     yy_init_buffer( b, file );
 
     return b;
 }
 
 /** Destroy the buffer.
  * @param b a buffer created with yy_create_buffer()
  * 
  */
     void yy_delete_buffer (YY_BUFFER_STATE  b )
 {
     
     if ( ! b )
         return;
 
     if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */
         YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0;
 
     if ( b->yy_is_our_buffer )
         yyfree( (void *) b->yy_ch_buf  );
 
     yyfree( (void *) b  );
 }
 
 /* Initializes or reinitializes a buffer.
  * This function is sometimes called more than once on the same buffer,
  * such as during a yyrestart() or at EOF.
  */
     static void yy_init_buffer  (YY_BUFFER_STATE  b, FILE * file )
 
 {
     int oerrno = errno;
     
     yy_flush_buffer( b );
 
     b->yy_input_file = file;
     b->yy_fill_buffer = 1;
 
     /* If b is the current buffer, then yy_init_buffer was _probably_
      * called from yyrestart() or through yy_get_next_buffer.
      * In that case, we don't want to reset the lineno or column.
      */
     if (b != YY_CURRENT_BUFFER){
         b->yy_bs_lineno = 1;
         b->yy_bs_column = 0;
     }
 
         b->yy_is_interactive = file ? (isatty( fileno(file) ) > 0) : 0;
     
     errno = oerrno;
 }
 
 /** Discard all buffered characters. On the next scan, YY_INPUT will be called.
  * @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER.
  * 
  */
     void yy_flush_buffer (YY_BUFFER_STATE  b )
 {
         if ( ! b )
         return;
 
     b->yy_n_chars = 0;
 
     /* We always need two end-of-buffer characters.  The first causes
      * a transition to the end-of-buffer state.  The second causes
      * a jam in that state.
      */
     b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR;
     b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR;
 
     b->yy_buf_pos = &b->yy_ch_buf[0];
 
     b->yy_at_bol = 1;
     b->yy_buffer_status = YY_BUFFER_NEW;
 
     if ( b == YY_CURRENT_BUFFER )
         yy_load_buffer_state(  );
 }
 
 /** Pushes the new state onto the stack. The new state becomes
  *  the current state. This function will allocate the stack
  *  if necessary.
  *  @param new_buffer The new state.
  *  
  */
 void yypush_buffer_state (YY_BUFFER_STATE new_buffer )
 {
         if (new_buffer == NULL)
         return;
 
     yyensure_buffer_stack();
 
     /* This block is copied from yy_switch_to_buffer. */
     if ( YY_CURRENT_BUFFER )
         {
         /* Flush out information for old buffer. */
         *(yy_c_buf_p) = (yy_hold_char);
         YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p);
         YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
         }
 
     /* Only push if top exists. Otherwise, replace top. */
     if (YY_CURRENT_BUFFER)
         (yy_buffer_stack_top)++;
     YY_CURRENT_BUFFER_LVALUE = new_buffer;
 
     /* copied from yy_switch_to_buffer. */
     yy_load_buffer_state(  );
     (yy_did_buffer_switch_on_eof) = 1;
 }
 
 /** Removes and deletes the top of the stack, if present.
  *  The next element becomes the new top.
  *  
  */
 void yypop_buffer_state (void)
 {
         if (!YY_CURRENT_BUFFER)
         return;
 
     yy_delete_buffer(YY_CURRENT_BUFFER );
     YY_CURRENT_BUFFER_LVALUE = NULL;
     if ((yy_buffer_stack_top) > 0)
         --(yy_buffer_stack_top);
 
     if (YY_CURRENT_BUFFER) {
         yy_load_buffer_state(  );
         (yy_did_buffer_switch_on_eof) = 1;
     }
 }
 
 /* Allocates the stack if it does not exist.
  *  Guarantees space for at least one push.
  */
 static void yyensure_buffer_stack (void)
 {
     yy_size_t num_to_alloc;
     
     if (!(yy_buffer_stack)) {
 
         /* First allocation is just for 2 elements, since we don't know if this
          * scanner will even need a stack. We use 2 instead of 1 to avoid an
          * immediate realloc on the next call.
          */
       num_to_alloc = 1; /* After all that talk, this was set to 1 anyways... */
         (yy_buffer_stack) = (struct yy_buffer_state**)yyalloc
                                 (num_to_alloc * sizeof(struct yy_buffer_state*)
                                 );
         if ( ! (yy_buffer_stack) )
             YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" );
 
         memset((yy_buffer_stack), 0, num_to_alloc * sizeof(struct yy_buffer_state*));
 
         (yy_buffer_stack_max) = num_to_alloc;
         (yy_buffer_stack_top) = 0;
         return;
     }
 
     if ((yy_buffer_stack_top) >= ((yy_buffer_stack_max)) - 1){
 
         /* Increase the buffer to prepare for a possible push. */
         yy_size_t grow_size = 8 /* arbitrary grow size */;
 
         num_to_alloc = (yy_buffer_stack_max) + grow_size;
         (yy_buffer_stack) = (struct yy_buffer_state**)yyrealloc
                                 ((yy_buffer_stack),
                                 num_to_alloc * sizeof(struct yy_buffer_state*)
                                 );
         if ( ! (yy_buffer_stack) )
             YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" );
 
         /* zero only the new slots.*/
         memset((yy_buffer_stack) + (yy_buffer_stack_max), 0, grow_size * sizeof(struct yy_buffer_state*));
         (yy_buffer_stack_max) = num_to_alloc;
     }
 }
 
 /** Setup the input buffer state to scan directly from a user-specified character buffer.
  * @param base the character buffer
  * @param size the size in bytes of the character buffer
  * 
  * @return the newly allocated buffer state object.
  */
 YY_BUFFER_STATE yy_scan_buffer  (char * base, yy_size_t  size )
 {
     YY_BUFFER_STATE b;
     
     if ( size < 2 ||
          base[size-2] != YY_END_OF_BUFFER_CHAR ||
          base[size-1] != YY_END_OF_BUFFER_CHAR )
         /* They forgot to leave room for the EOB's. */
         return NULL;
 
     b = (YY_BUFFER_STATE) yyalloc( sizeof( struct yy_buffer_state )  );
     if ( ! b )
         YY_FATAL_ERROR( "out of dynamic memory in yy_scan_buffer()" );
 
     b->yy_buf_size = (int) (size - 2);  /* "- 2" to take care of EOB's */
     b->yy_buf_pos = b->yy_ch_buf = base;
     b->yy_is_our_buffer = 0;
     b->yy_input_file = NULL;
     b->yy_n_chars = b->yy_buf_size;
     b->yy_is_interactive = 0;
     b->yy_at_bol = 1;
     b->yy_fill_buffer = 0;
     b->yy_buffer_status = YY_BUFFER_NEW;
 
     yy_switch_to_buffer( b  );
 
     return b;
 }
 
 /** Setup the input buffer state to scan a string. The next call to yylex() will
  * scan from a @e copy of @a str.
  * @param yystr a NUL-terminated string to scan
  * 
  * @return the newly allocated buffer state object.
  * @note If you want to scan bytes that may contain NUL values, then use
  *       yy_scan_bytes() instead.
  */
 YY_BUFFER_STATE yy_scan_string (const char * yystr )
 {
     
     return yy_scan_bytes( yystr, (int) strlen(yystr) );
 }
 
 /** Setup the input buffer state to scan the given bytes. The next call to yylex() will
  * scan from a @e copy of @a bytes.
  * @param yybytes the byte buffer to scan
  * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes.
  * 
  * @return the newly allocated buffer state object.
  */
 YY_BUFFER_STATE yy_scan_bytes  (const char * yybytes, int  _yybytes_len )
 {
     YY_BUFFER_STATE b;
     char *buf;
     yy_size_t n;
     int i;
     
     /* Get memory for full buffer, including space for trailing EOB's. */
     n = (yy_size_t) (_yybytes_len + 2);
     buf = (char *) yyalloc( n  );
     if ( ! buf )
         YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" );
 
     for ( i = 0; i < _yybytes_len; ++i )
         buf[i] = yybytes[i];
 
     buf[_yybytes_len] = buf[_yybytes_len+1] = YY_END_OF_BUFFER_CHAR;
 
     b = yy_scan_buffer( buf, n );
     if ( ! b )
         YY_FATAL_ERROR( "bad buffer in yy_scan_bytes()" );
 
     /* It's okay to grow etc. this buffer, and we should throw it
      * away when we're done.
      */
     b->yy_is_our_buffer = 1;
 
     return b;
 }
 
 #ifndef YY_EXIT_FAILURE
 #define YY_EXIT_FAILURE 2
 #endif
 
 static void yynoreturn yy_fatal_error (const char* msg )
 {
             fprintf( stderr, "%s\n", msg );
     exit( YY_EXIT_FAILURE );
 }
 
 /* Redefine yyless() so it works in section 3 code. */
 
 #undef yyless
 #define yyless(n) \
     do \
         { \
         /* Undo effects of setting up yytext. */ \
         int yyless_macro_arg = (n); \
         YY_LESS_LINENO(yyless_macro_arg);\
         yytext[yyleng] = (yy_hold_char); \
         (yy_c_buf_p) = yytext + yyless_macro_arg; \
         (yy_hold_char) = *(yy_c_buf_p); \
         *(yy_c_buf_p) = '\0'; \
         yyleng = yyless_macro_arg; \
         } \
     while ( 0 )
 
 /* Accessor  methods (get/set functions) to struct members. */
 
 /** Get the current line number.
  * 
  */
 int yyget_lineno  (void)
 {
     
     return yylineno;
 }
 
 /** Get the input stream.
  * 
  */
 FILE *yyget_in  (void)
 {
         return yyin;
 }
 
 /** Get the output stream.
  * 
  */
 FILE *yyget_out  (void)
 {
         return yyout;
 }
 
 /** Get the length of the current token.
  * 
  */
 int yyget_leng  (void)
 {
         return yyleng;
 }
 
 /** Get the current token.
  * 
  */
 
 char *yyget_text  (void)
 {
         return yytext;
 }
 
 /** Set the current line number.
  * @param _line_number line number
  * 
  */
 void yyset_lineno (int  _line_number )
 {
     
     yylineno = _line_number;
 }
 
 /** Set the input stream. This does not discard the current
  * input buffer.
  * @param _in_str A readable stream.
  * 
  * @see yy_switch_to_buffer
  */
 void yyset_in (FILE *  _in_str )
 {
         yyin = _in_str ;
 }
 
 void yyset_out (FILE *  _out_str )
 {
         yyout = _out_str ;
 }
 
 int yyget_debug  (void)
 {
         return yy_flex_debug;
 }
 
 void yyset_debug (int  _bdebug )
 {
         yy_flex_debug = _bdebug ;
 }
 
 static int yy_init_globals (void)
 {
         /* Initialization is the same as for the non-reentrant scanner.
      * This function is called from yylex_destroy(), so don't allocate here.
      */
 
     (yy_buffer_stack) = NULL;
     (yy_buffer_stack_top) = 0;
     (yy_buffer_stack_max) = 0;
     (yy_c_buf_p) = NULL;
     (yy_init) = 0;
     (yy_start) = 0;
 
 /* Defined in main.c */
 #ifdef YY_STDINIT
     yyin = stdin;
     yyout = stdout;
 #else
     yyin = NULL;
     yyout = NULL;
 #endif
 
     /* For future reference: Set errno on error, since we are called by
      * yylex_init()
      */
     return 0;
 }
 
 /* yylex_destroy is for both reentrant and non-reentrant scanners. */
 int yylex_destroy  (void)
 {
     
     /* Pop the buffer stack, destroying each element. */
     while(YY_CURRENT_BUFFER){
         yy_delete_buffer( YY_CURRENT_BUFFER  );
         YY_CURRENT_BUFFER_LVALUE = NULL;
         yypop_buffer_state();
     }
 
     /* Destroy the stack itself. */
     yyfree((yy_buffer_stack) );
     (yy_buffer_stack) = NULL;
 
     /* Reset the globals. This is important in a non-reentrant scanner so the next time
      * yylex() is called, initialization will occur. */
     yy_init_globals( );
 
     return 0;
 }
 
 /*
  * Internal utility routines.
  */
 
 #ifndef yytext_ptr
 static void yy_flex_strncpy (char* s1, const char * s2, int n )
 {
         
     int i;
     for ( i = 0; i < n; ++i )
         s1[i] = s2[i];
 }
 #endif
 
 #ifdef YY_NEED_STRLEN
 static int yy_flex_strlen (const char * s )
 {
     int n;
     for ( n = 0; s[n]; ++n )
         ;
 
     return n;
 }
 #endif
 
 void *yyalloc (yy_size_t  size )
 {
             return malloc(size);
 }
 
 void *yyrealloc  (void * ptr, yy_size_t  size )
 {
         
     /* The cast to (char *) in the following accommodates both
      * implementations that use char* generic pointers, and those
      * that use void* generic pointers.  It works with the latter
      * because both ANSI C and C++ allow castless assignment from
      * any pointer type to void*, and deal with argument conversions
      * as though doing an assignment.
      */
     return realloc(ptr, size);
 }
 
 void yyfree (void * ptr )
 {
             free( (char *) ptr );   /* see yyrealloc() for (char *) cast */
 }
 
 #define YYTABLES_NAME "yytables"
 
 #line 117 "libs/flex-input.lex"