text: #define yy_create_buffer ddl_create_buffer
  #define yy_delete_buffer ddl_delete_buffer
  #define yy_scan_buffer ddl_scan_buffer
  #define yy_scan_string ddl_scan_string
  #define yy_scan_bytes ddl_scan_bytes
  #define yy_flex_debug ddl_flex_debug
  #define yy_init_buffer ddl_init_buffer
  #define yy_flush_buffer ddl_flush_buffer
  #define yy_load_buffer_state ddl_load_buffer_state
  #define yy_switch_to_buffer ddl_switch_to_buffer
  #define yyin ddlin
  #define yyleng ddlleng
  #define yylex ddllex
  #define yyout ddlout
  #define yyrestart ddlrestart
  #define yytext ddltext
  
  /* A lexical scanner generated by flex */
  
  /* Scanner skeleton version:
   * $Header: /home/daffy/u0/vern/flex/RCS/flex.skl,v 2.91 96/09/10 16:58:48 vern Exp $
   */
  
  #define FLEX_SCANNER
  #define YY_FLEX_MAJOR_VERSION 2
  #define YY_FLEX_MINOR_VERSION 5
  
  #include <stdio.h>
  
  
  /* cfront 1.2 defines "c_plusplus" instead of "__cplusplus" */
  #ifdef c_plusplus
  #ifndef __cplusplus
  #define __cplusplus
  #endif
  #endif
  
  
  #ifdef __cplusplus
  
  #include <stdlib.h>
  #include <unistd.h>
  
  /* Use prototypes in function declarations. */
  #define YY_USE_PROTOS
  
  /* The "const" storage-class-modifier is valid. */
  #define YY_USE_CONST
  
  #else	/* ! __cplusplus */
  
  #if __STDC__
  
  #define YY_USE_PROTOS
  #define YY_USE_CONST
  
  #endif	/* __STDC__ */
  #endif	/* ! __cplusplus */
  
  #ifdef __TURBOC__
  #pragma warn -rch
  #pragma warn -use
  #include <io.h>
  #include <stdlib.h>
  #define YY_USE_CONST
  #define YY_USE_PROTOS
  #endif
  
  #ifdef YY_USE_CONST
  #define yyconst const
  #else
  #define yyconst
  #endif
  
  
  #ifdef YY_USE_PROTOS
  #define YY_PROTO(proto) proto
  #else
  #define YY_PROTO(proto) ()
  #endif
  
  /* Returned upon end-of-file. */
  #define YY_NULL 0
  
  /* Promotes a possibly negative, possibly signed char to an unsigned
   * integer for use as an array index.  If the signed char is negative,
   * we want to instead treat it as an 8-bit unsigned char, hence the
   * double cast.
   */
  #define YY_SC_TO_UI(c) ((unsigned int) (unsigned 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. */
  #define YY_BUF_SIZE 16384
  
  typedef struct yy_buffer_state* YY_BUFFER_STATE;
  
  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
  
  /* The funky do-while in the following #define is used to turn the definition
   * int a single C statement (which needs a semi-colon terminator).  This
   * avoids problems with code like:
   *
   * 	if ( condition_holds )
   *		yyless( 5 );
   *	else
   *		do_something_else();
   *
   * Prior to using the do-while the compiler would get upset at the
   * "else" because it interpreted the "if" statement as being all
   * done when it reached the ';' after the yyless() call.
   */
  
  /* Return all but the first 'n' matched characters back to the input stream. */
  
  #define yyless(n) \
  	do \
  		{ \
  		/* Undo effects of setting up yytext. */ \
  		*yy_cp = yy_hold_char; \
  		YY_RESTORE_YY_MORE_OFFSET \
  		yy_c_buf_p = yy_cp = yy_bp + n - YY_MORE_ADJ; \
  		YY_DO_BEFORE_ACTION; /* set up yytext again */ \
  		} \
  	while ( 0 )
  
  #define unput(c) yyunput( c, yytext_ptr )
  
  /* The following is because we cannot portably get our hands on size_t
   * (without autoconf's help, which isn't available because we want
   * flex-generated scanners to compile on their own).
   */
  typedef unsigned int yy_size_t;
  
  
  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.
       */
      yy_size_t 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;
  
      /* 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
  };
  
  static YY_BUFFER_STATE yy_current_buffer = 0;
  
  /* 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".
   */
  #define YY_CURRENT_BUFFER yy_current_buffer
  
  
  /* 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 = (char*) 0;
  static int yy_init = 1;		/* 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 YY_PROTO(( FILE* input_file ));
  
  void yy_switch_to_buffer YY_PROTO(( YY_BUFFER_STATE new_buffer ));
  void yy_load_buffer_state YY_PROTO(( void ));
  YY_BUFFER_STATE yy_create_buffer YY_PROTO(( FILE* file, int size ));
  void yy_delete_buffer YY_PROTO(( YY_BUFFER_STATE b ));
  void yy_init_buffer YY_PROTO(( YY_BUFFER_STATE b, FILE* file ));
  void yy_flush_buffer YY_PROTO(( YY_BUFFER_STATE b ));
  #define YY_FLUSH_BUFFER yy_flush_buffer( yy_current_buffer )
  
  YY_BUFFER_STATE yy_scan_buffer YY_PROTO(( char* base, yy_size_t size ));
  YY_BUFFER_STATE yy_scan_string YY_PROTO(( yyconst char* yy_str ));
  YY_BUFFER_STATE yy_scan_bytes YY_PROTO(( yyconst char* bytes, int len ));
  
  static void* yy_flex_alloc YY_PROTO(( yy_size_t ));
  static void* yy_flex_realloc YY_PROTO(( void*, yy_size_t ));
  static void yy_flex_free YY_PROTO(( void* ));
  
  #define yy_new_buffer yy_create_buffer
  
  #define yy_set_interactive(is_interactive) \
  	{ \
  	if ( ! yy_current_buffer ) \
  		yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE ); \
  	yy_current_buffer->yy_is_interactive = is_interactive; \
  	}
  
  #define yy_set_bol(at_bol) \
  	{ \
  	if ( ! yy_current_buffer ) \
  		yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE ); \
  	yy_current_buffer->yy_at_bol = at_bol; \
  	}
  
  #define YY_AT_BOL() (yy_current_buffer->yy_at_bol)
  
  
  #define yywrap() 1
  #define YY_SKIP_YYWRAP
  typedef unsigned char YY_CHAR;
  FILE* yyin = (FILE*) 0, *yyout = (FILE*) 0;
  typedef int yy_state_type;
  extern char* yytext;
  #define yytext_ptr yytext
  
  static yy_state_type yy_get_previous_state YY_PROTO(( void ));
  static yy_state_type yy_try_NUL_trans YY_PROTO(( yy_state_type current_state ));
  static int yy_get_next_buffer YY_PROTO(( void ));
  static void yy_fatal_error YY_PROTO(( yyconst 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 85
  #define YY_END_OF_BUFFER 86
  static yyconst short int yy_accept[393] =
  {
      0,
      0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
      86,   85,   81,   80,   83,   13,   83,   83,   83,   16,
      82,   84,   82,   82,   82,   82,   82,   82,   82,   82,
      82,   82,   82,   82,   82,   82,   82,   82,   82,   10,
      12,   85,   11,   85,   14,   15,   81,    0,   16,   81,
      17,   17,   16,    0,   82,   82,   82,   82,   82,   82,
      82,   82,   82,   82,   82,   82,   82,   82,   82,   82,
      82,   82,   82,   82,   75,   82,   82,   82,   82,   82,
      82,   48,   82,   52,   82,   82,   82,   82,   82,   82,
      82,   82,   65,   82,   82,   82,   82,   82,    0,   11,
  
      0,   14,   81,   17,    0,   18,   82,    2,   82,   82,
      82,   82,   82,   82,   82,   82,   82,   82,   82,   82,
      29,   82,   82,   82,   82,   82,   82,   82,   82,   82,
      82,   82,   82,   41,   43,   82,   82,   82,   82,   49,
      82,   82,   82,   82,   82,   82,   82,   82,   82,   82,
      61,   82,   82,   82,   82,   82,   82,   82,   82,   82,
      82,   82,   82,   82,   82,   82,   82,    6,   82,   82,
      82,   82,   82,   82,   26,   82,   82,   82,   82,   82,
      34,   82,   82,   82,   82,   37,   82,   82,   82,   82,
      82,   82,   82,   82,   50,   82,   82,   82,   82,   73,
  
      82,   82,   82,   82,   82,   82,   82,   82,   82,   82,
      82,   82,   69,   82,   82,   82,    3,   82,   82,   82,
      82,   82,   82,    9,   82,   82,   82,   82,   82,   82,
      82,   82,   82,   82,   82,   82,   82,   71,   82,   82,
      39,   82,   82,   44,   82,   82,   82,   82,   82,   82,
      82,   82,   82,   82,   82,   82,   82,   63,   82,   82,
      82,   82,   82,   82,   82,    1,   82,    8,   82,   77,
      82,   82,   20,   82,   82,   24,   82,   82,   82,   82,
      82,   33,   72,   35,   76,   82,   82,   82,   82,   82,
      82,   47,   82,   82,   82,   82,   82,   57,   82,   82,
  
      82,   82,   82,   82,   66,   82,   68,   82,   82,   82,
      5,   82,   74,   21,   19,   82,   82,   82,   28,   30,
      82,   82,   36,   82,   82,   42,   82,   82,   51,   53,
      82,   55,   82,   82,   82,   82,   82,   64,   82,   82,
      82,   70,   82,   82,   82,   82,   27,   82,   32,   82,
      82,   45,   46,   82,   82,   58,   82,   62,   82,   78,
      67,   82,   82,    7,   82,   82,   82,   38,   40,   54,
      82,   82,   82,   79,   82,   22,   82,   31,   56,   82,
      82,   82,   23,   82,   82,   60,   82,   25,   59,   82,
      4,    0
  
  } ;
  
  static yyconst int yy_ec[256] =
  {
      0,
      1,    1,    1,    1,    1,    1,    1,    1,    2,    3,
      1,    2,    4,    1,    1,    1,    1,    1,    1,    1,
      1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
      1,    2,    1,    1,    1,    5,    6,    1,    7,    8,
      9,    6,   10,    6,   11,   12,    6,   13,   13,   13,
      13,   13,   13,   13,   13,   13,   13,    6,    6,    6,
      6,    6,    1,    1,   16,   17,   18,   19,   20,   21,
      22,   23,   24,   25,   26,   27,   28,   29,   30,   31,
      32,   33,   34,   35,   36,   37,   38,   39,   40,   25,
      6,    1,    6,    6,   14,   15,   16,   17,   18,   19,
  
      20,   21,   22,   23,   24,   25,   26,   27,   28,   29,
      30,   31,   32,   33,   34,   35,   36,   37,   38,   39,
      40,   25,    1,    1,    1,    1,    1,   25,   25,   25,
      25,   25,   25,   25,   25,   25,   25,   25,   25,   25,
      25,   25,   25,   25,   25,   25,   25,   25,   25,   25,
      25,   25,   25,   25,   25,   25,   25,   25,   25,   25,
      25,   25,   25,   25,   25,   25,   25,   25,   25,   25,
      25,   25,   25,   25,   25,   25,   25,   25,   25,   25,
      25,   25,   25,   25,   25,   25,   25,   25,   25,   25,
      25,   25,   25,   25,   25,   25,   25,   25,   25,   25,
  
      25,   25,   25,   25,   25,   25,   25,   25,   25,   25,
      25,   25,   25,   25,   25,   25,   25,   25,   25,   25,
      25,   25,   25,   25,   25,   25,   25,   25,   25,   25,
      25,   25,   25,   25,   25,   25,   25,   25,   25,   25,
      25,   25,   25,   25,   25,   25,   25,   25,   25,   25,
      25,   25,   25,   25,   25
  } ;
  
  static yyconst int yy_meta[41] =
  {
      0,
      1,    1,    2,    2,    3,    1,    1,    1,    1,    1,
      1,    1,    3,    3,    1,    3,    3,    3,    3,    3,
      3,    3,    3,    3,    3,    3,    3,    3,    3,    3,
      3,    3,    3,    3,    3,    3,    3,    3,    3,    3
  } ;
  
  static yyconst short int yy_base[400] =
  {
      0,
      0,    0,   33,   35,  428,  427,  428,  427,  426,  425,
      431,  438,   43,   46,  438,  438,   39,   42,  417,   44,
      0,  438,   40,  405,   45,   49,   31,   36,   56,  408,
      64,   53,  398,   57,  406,   67,   75,   67,  409,  438,
      438,  415,  438,  416,  438,  438,  100,  409,   80,    0,
      93,   96,   98,  104,    0,  386,  401,  384,  383,  395,
      382,  103,   93,  395,  381,  378,  106,  376,  381,  388,
      385,  378,  374,  379,    0,  377,  106,  364,   93,  374,
      383,  366,  107,    0,  367,  116,  110,  103,  383,  364,
      380,  367,    0,  359,  118,  375,  373,  359,  382,  438,
  
      383,  438,    0,  130,  376,  375,  363,    0,  366,  355,
      360,  365,  116,  364,  345,  352,  345,  362,  344,  356,
      351,  131,  354,  356,  341,  347,  336,  353,  348,  340,
      346,  345,  329,  343,    0,  344,  347,  346,  335,    0,
      331,  337,  321,  337,  326,  326,  332,  335,  315,  315,
      0,  321,  312,  319,  305,  315,  311,  318,  325,  307,
      136,  309,  305,  323,  307,  319,  312,  130,  307,  304,
      311,  295,  294,  308,  292,  298,  289,  291,  288,  295,
      0,  292,  285,  284,  294,    0,  298,  277,  291,  292,
      290,  279,  278,  289,    0,  276,  284,  283,  290,    0,
  
      272,  276,  270,  278,  274,  280,  279,  274,  279,  260,
      273,  259,    0,  269,  269,  262,    0,  266,  254,  269,
      267,  268,  265,    0,  255,  254,  249,  261,  251,  255,
      262,  250,  243,  255,  254,  253,  238,    0,  249,  246,
      0,  253,  248,    0,  237,  236,  225,  240,  247,  228,
      228,  240,  239,  234,  227,  232,  227,    0,  225,  237,
      232,  222,  230,  220,  232,    0,  218,    0,  226,    0,
      210,  209,  209,  207,  225,    0,  205,  211,  211,  202,
      139,    0,    0,    0,    0,  207,  219,  207,  200,  194,
      193,    0,  212,  202,  204,  187,  197,    0,  207,  195,
  
      194,  208,  186,  185,    0,  199,    0,  202,  184,  198,
      0,  195,    0,    0,    0,  190,  199,  192,    0,    0,
      194,  191,    0,  174,  181,    0,  173,  172,    0,    0,
      175,    0,  186,  168,  188,  166,  164,    0,  179,  179,
      164,    0,  163,  162,  165,  157,    0,  165,    0,  171,
      150,    0,    0,  160,  168,    0,  151,    0,  152,    0,
      0,  145,  164,    0,  148,  147,  143,    0,    0,    0,
      128,  127,  140,    0,  130,  123,  136,    0,    0,  128,
      96,   92,    0,   64,   53,    0,   45,    0,    0,   36,
      0,  438,  164,  167,  170,   59,  173,  176,  179
  
  } ;
  
  static yyconst short int yy_def[400] =
  {
      0,
      392,    1,  393,  393,  394,  394,  395,  395,  393,  393,
      392,  392,  392,  392,  392,  392,  392,  392,  392,  392,
      396,  392,  396,  396,  396,  396,  396,  396,  396,  396,
      396,  396,  396,  396,  396,  396,  396,  396,  396,  392,
      392,  397,  392,  398,  392,  392,  392,  392,  392,  399,
      392,  392,  392,  392,  396,  396,  396,  396,  396,  396,
      396,  396,  396,  396,  396,  396,  396,  396,  396,  396,
      396,  396,  396,  396,  396,  396,  396,  396,  396,  396,
      396,  396,  396,  396,  396,  396,  396,  396,  396,  396,
      396,  396,  396,  396,  396,  396,  396,  396,  397,  392,
  
      398,  392,  399,  392,  392,  392,  396,  396,  396,  396,
      396,  396,  396,  396,  396,  396,  396,  396,  396,  396,
      396,  396,  396,  396,  396,  396,  396,  396,  396,  396,
      396,  396,  396,  396,  396,  396,  396,  396,  396,  396,
      396,  396,  396,  396,  396,  396,  396,  396,  396,  396,
      396,  396,  396,  396,  396,  396,  396,  396,  396,  396,
      396,  396,  396,  396,  396,  396,  396,  396,  396,  396,
      396,  396,  396,  396,  396,  396,  396,  396,  396,  396,
      396,  396,  396,  396,  396,  396,  396,  396,  396,  396,
      396,  396,  396,  396,  396,  396,  396,  396,  396,  396,
  
      396,  396,  396,  396,  396,  396,  396,  396,  396,  396,
      396,  396,  396,  396,  396,  396,  396,  396,  396,  396,
      396,  396,  396,  396,  396,  396,  396,  396,  396,  396,
      396,  396,  396,  396,  396,  396,  396,  396,  396,  396,
      396,  396,  396,  396,  396,  396,  396,  396,  396,  396,
      396,  396,  396,  396,  396,  396,  396,  396,  396,  396,
      396,  396,  396,  396,  396,  396,  396,  396,  396,  396,
      396,  396,  396,  396,  396,  396,  396,  396,  396,  396,
      396,  396,  396,  396,  396,  396,  396,  396,  396,  396,
      396,  396,  396,  396,  396,  396,  396,  396,  396,  396,
  
      396,  396,  396,  396,  396,  396,  396,  396,  396,  396,
      396,  396,  396,  396,  396,  396,  396,  396,  396,  396,
      396,  396,  396,  396,  396,  396,  396,  396,  396,  396,
      396,  396,  396,  396,  396,  396,  396,  396,  396,  396,
      396,  396,  396,  396,  396,  396,  396,  396,  396,  396,
      396,  396,  396,  396,  396,  396,  396,  396,  396,  396,
      396,  396,  396,  396,  396,  396,  396,  396,  396,  396,
      396,  396,  396,  396,  396,  396,  396,  396,  396,  396,
      396,  396,  396,  396,  396,  396,  396,  396,  396,  396,
      396,    0,  392,  392,  392,  392,  392,  392,  392
  
  } ;
  
  static yyconst short int yy_nxt[479] =
  {
      0,
      12,   13,   14,   13,   12,   15,   16,   15,   15,   17,
      18,   19,   20,   21,   22,   23,   24,   25,   26,   27,
      28,   21,   21,   29,   21,   30,   21,   31,   32,   33,
      34,   21,   35,   36,   37,   38,   39,   21,   21,   21,
      40,   41,   40,   41,   47,   47,   47,   47,   47,   47,
      48,   49,   50,   48,   49,   52,   53,   56,   57,   70,
      61,   55,   72,   54,   66,   73,   58,   62,   67,   71,
      391,   74,   85,  390,   63,   59,   75,   64,   68,   79,
      65,   69,   82,   76,   77,  389,   88,   80,   83,   86,
      91,   48,   49,   81,   89,   95,  388,   96,   92,   54,
  
      97,   47,   47,   47,   93,   51,   90,   94,  104,   52,
      53,  387,   54,  105,  105,   54,  106,   54,  113,  115,
      116,  117,  114,  121,  132,  146,  122,  136,  386,  133,
      147,  137,  123,  141,  142,  144,  150,  151,  148,  145,
      134,  157,  104,  149,  167,  222,  177,  385,  168,   54,
      178,  158,  214,  215,  321,  384,  383,  382,  322,  381,
      380,  379,  378,  223,   12,   12,   12,   42,   42,   42,
      44,   44,   44,   99,   99,   99,  101,  101,  101,  103,
      377,  103,  376,  375,  374,  373,  372,  371,  370,  369,
      368,  367,  366,  365,  364,  363,  362,  361,  360,  359,
  
      358,  357,  356,  355,  354,  353,  352,  351,  350,  349,
      348,  347,  346,  345,  344,  343,  342,  341,  340,  339,
      338,  337,  336,  335,  334,  333,  332,  331,  330,  329,
      328,  327,  326,  325,  324,  323,  320,  319,  318,  317,
      316,  315,  314,  313,  312,  311,  310,  309,  308,  307,
      306,  305,  304,  303,  302,  301,  300,  299,  298,  297,
      296,  295,  294,  293,  292,  291,  290,  289,  288,  287,
      286,  285,  284,  283,  282,  281,  280,  279,  278,  277,
      276,  275,  274,  273,  272,  271,  270,  269,  268,  267,
      266,  265,  264,  263,  262,  261,  260,  259,  258,  257,
  
      256,  255,  254,  253,  252,  251,  250,  249,  248,  247,
      246,  245,  244,  243,  242,  241,  240,  239,  238,  237,
      236,  235,  234,  233,  232,  231,  230,  229,  228,  227,
      226,  225,  224,  221,  220,  219,  218,  217,  216,  213,
      212,  211,  210,  209,  208,  207,  206,  205,  204,  203,
      202,  201,  200,  199,  198,  197,  196,  195,  194,  193,
      192,  191,  190,  189,  188,  187,  186,  185,  184,  183,
      182,  181,  180,  179,  176,  175,  174,  173,  172,  171,
      170,  169,  166,  165,  164,  163,  162,  106,  106,  102,
      100,  161,  160,  159,  156,  155,  154,  153,  152,  143,
  
      140,  139,  138,  135,  131,  130,  129,  128,  127,  126,
      125,  124,  120,  119,  118,  112,  111,  110,  109,  108,
      107,   51,  102,  100,   98,   87,   84,   78,   60,   51,
      392,   46,   46,   45,   45,   43,   43,   11,  392,  392,
      392,  392,  392,  392,  392,  392,  392,  392,  392,  392,
      392,  392,  392,  392,  392,  392,  392,  392,  392,  392,
      392,  392,  392,  392,  392,  392,  392,  392,  392,  392,
      392,  392,  392,  392,  392,  392,  392,  392
  } ;
  
  static yyconst short int yy_chk[479] =
  {
      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,
      1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
      3,    3,    4,    4,   13,   13,   13,   14,   14,   14,
      17,   17,   18,   18,   18,   20,   20,   23,   23,   27,
      25,  396,   28,   20,   26,   28,   23,   25,   26,   27,
      390,   28,   34,  387,   25,   23,   29,   25,   26,   31,
      25,   26,   32,   29,   29,  385,   36,   31,   32,   34,
      37,   49,   49,   31,   36,   38,  384,   38,   37,   49,
  
      38,   47,   47,   47,   37,   51,   36,   37,   52,   53,
      53,  382,   51,   54,   54,   52,   54,   53,   62,   63,
      63,   63,   62,   67,   77,   87,   67,   79,  381,   77,
      87,   79,   67,   83,   83,   86,   88,   88,   87,   86,
      77,   95,  104,   87,  113,  168,  122,  380,  113,  104,
      122,   95,  161,  161,  281,  377,  376,  375,  281,  373,
      372,  371,  367,  168,  393,  393,  393,  394,  394,  394,
      395,  395,  395,  397,  397,  397,  398,  398,  398,  399,
      366,  399,  365,  363,  362,  359,  357,  355,  354,  351,
      350,  348,  346,  345,  344,  343,  341,  340,  339,  337,
  
      336,  335,  334,  333,  331,  328,  327,  325,  324,  322,
      321,  318,  317,  316,  312,  310,  309,  308,  306,  304,
      303,  302,  301,  300,  299,  297,  296,  295,  294,  293,
      291,  290,  289,  288,  287,  286,  280,  279,  278,  277,
      275,  274,  273,  272,  271,  269,  267,  265,  264,  263,
      262,  261,  260,  259,  257,  256,  255,  254,  253,  252,
      251,  250,  249,  248,  247,  246,  245,  243,  242,  240,
      239,  237,  236,  235,  234,  233,  232,  231,  230,  229,
      228,  227,  226,  225,  223,  222,  221,  220,  219,  218,
      216,  215,  214,  212,  211,  210,  209,  208,  207,  206,
  
      205,  204,  203,  202,  201,  199,  198,  197,  196,  194,
      193,  192,  191,  190,  189,  188,  187,  185,  184,  183,
      182,  180,  179,  178,  177,  176,  175,  174,  173,  172,
      171,  170,  169,  167,  166,  165,  164,  163,  162,  160,
      159,  158,  157,  156,  155,  154,  153,  152,  150,  149,
      148,  147,  146,  145,  144,  143,  142,  141,  139,  138,
      137,  136,  134,  133,  132,  131,  130,  129,  128,  127,
      126,  125,  124,  123,  121,  120,  119,  118,  117,  116,
      115,  114,  112,  111,  110,  109,  107,  106,  105,  101,
      99,   98,   97,   96,   94,   92,   91,   90,   89,   85,
  
      82,   81,   80,   78,   76,   74,   73,   72,   71,   70,
      69,   68,   66,   65,   64,   61,   60,   59,   58,   57,
      56,   48,   44,   42,   39,   35,   33,   30,   24,   19,
      11,   10,    9,    8,    7,    6,    5,  392,  392,  392,
      392,  392,  392,  392,  392,  392,  392,  392,  392,  392,
      392,  392,  392,  392,  392,  392,  392,  392,  392,  392,
      392,  392,  392,  392,  392,  392,  392,  392,  392,  392,
      392,  392,  392,  392,  392,  392,  392,  392
  } ;
  
  static yy_state_type yy_last_accepting_state;
  static char* yy_last_accepting_cpos;
  
  /* 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;
  #define INITIAL 0
  /* Copyright (C) 2014 InfiniDB, Inc.
  
     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; version 2 of
     the License.
  
     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, write to the Free Software
     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
     MA 02110-1301, USA. */
  /* $Id: ddl.l 9341 2013-03-27 14:10:35Z chao $ */
  #include <iostream>
  #include <vector>
  #include <stdio.h>
  #include "ddlpkg.h"
  
  #ifdef _MSC_VER
  #include "ddl-gram-win.h"
  #else
  #include "ddl-gram.h"
  #endif
  
  int lineno = 1;
  void ddlerror(char* s);
  
  /* Handles to the buffer that the lexer uses internally */
  static YY_BUFFER_STATE scanbufhandle;
  static char* scanbuf;
  
  static char* scanner_copy (char* str);
  
  #define YY_NO_UNPUT 1
  /* %option header-file="ddl-scan.h" */
  #define check1 1
  
  #define check2 2
  
  #define inquote 3
  
  #define endquote 4
  
  
  /* Macros after this point can all be overridden by user definitions in
   * section 1.
   */
  
  #ifndef YY_SKIP_YYWRAP
  #ifdef __cplusplus
  extern "C" int yywrap YY_PROTO(( void ));
  #else
  extern int yywrap YY_PROTO(( void ));
  #endif
  #endif
  
  #ifndef YY_NO_UNPUT
  static void yyunput YY_PROTO(( int c, char* buf_ptr ));
  #endif
  
  #ifndef yytext_ptr
  static void yy_flex_strncpy YY_PROTO(( char*, yyconst char*, int ));
  #endif
  
  #ifdef YY_NEED_STRLEN
  static int yy_flex_strlen YY_PROTO(( yyconst char* ));
  #endif
  
  #ifndef YY_NO_INPUT
  #ifdef __cplusplus
  static int yyinput YY_PROTO(( void ));
  #else
  static int input YY_PROTO(( void ));
  #endif
  #endif
  
  #if YY_STACK_USED
  static int yy_start_stack_ptr = 0;
  static int yy_start_stack_depth = 0;
  static int* yy_start_stack = 0;
  #ifndef YY_NO_PUSH_STATE
  static void yy_push_state YY_PROTO(( int new_state ));
  #endif
  #ifndef YY_NO_POP_STATE
  static void yy_pop_state YY_PROTO(( void ));
  #endif
  #ifndef YY_NO_TOP_STATE
  static int yy_top_state YY_PROTO(( void ));
  #endif
  
  #else
  #define YY_NO_PUSH_STATE 1
  #define YY_NO_POP_STATE 1
  #define YY_NO_TOP_STATE 1
  #endif
  
  #ifdef YY_MALLOC_DECL
  YY_MALLOC_DECL
  #else
  #if __STDC__
  #ifndef __cplusplus
  #include <stdlib.h>
  #endif
  #else
  /* Just try to get by without declaring the routines.  This will fail
   * miserably on non-ANSI systems for which sizeof(size_t) != sizeof(int)
   * or sizeof(void*) != sizeof(int).
   */
  #endif
  #endif
  
  /* Amount of stuff to slurp up with each read. */
  #ifndef YY_READ_BUF_SIZE
  #define YY_READ_BUF_SIZE 8192
  #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 (void) fwrite( yytext, yyleng, 1, yyout )
  #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->yy_is_interactive ) \
  		{ \
  		int c = '*', 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 if ( ((result = fread( buf, 1, max_size, yyin )) == 0) \
  		  && ferror( yyin ) ) \
  		YY_FATAL_ERROR( "input in flex scanner failed" );
  #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
  
  /* Default declaration of generated scanner - a define so the user can
   * easily add parameters.
   */
  #ifndef YY_DECL
  #define YY_DECL int yylex YY_PROTO(( void ))
  #endif
  
  /* 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 break;
  #endif
  
  #define YY_RULE_SETUP \
  	YY_USER_ACTION
  
  YY_DECL
  {
      register yy_state_type yy_current_state;
      register char* yy_cp, *yy_bp;
      register int yy_act;
  
  
  
  
      if ( yy_init )
      {
          yy_init = 0;
  
  #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 )
              yy_current_buffer =
              yy_create_buffer( yyin, YY_BUF_SIZE );
  
          yy_load_buffer_state();
      }
  
      while ( 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
          {
              register 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 >= 393 )
                      yy_c = yy_meta[(unsigned int) yy_c];
              }
  
              yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
              ++yy_cp;
          }
          while ( yy_base[yy_current_state] != 438 );
  
  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
                  {return ACTION;}
                  YY_BREAK
  
              case 2:
                  YY_RULE_SETUP
                  {return ADD;}
                  YY_BREAK
  
              case 3:
                  YY_RULE_SETUP
                  {return ALTER;}
                  YY_BREAK
  
              case 4:
                  YY_RULE_SETUP
                  {return AUTO_INCREMENT;}
                  YY_BREAK
  
              case 5:
                  YY_RULE_SETUP
                  {return CASCADE;}
                  YY_BREAK
  
              case 6:
                  YY_RULE_SETUP
                  {return IDB_CHAR;}
                  YY_BREAK
  
              case 7:
                  YY_RULE_SETUP
                  {return IDB_CHAR;}
                  YY_BREAK
  
              case 8:
                  YY_RULE_SETUP
                  {return BIGINT;}
                  YY_BREAK
  
              case 9:
                  YY_RULE_SETUP
                  {BEGIN(check1); return CHECK;}
                  YY_BREAK
  
              case 10:
                  YY_RULE_SETUP
                  {BEGIN(check2); return '(';}
                  YY_BREAK
  
              case 11:
                  *yy_cp = yy_hold_char; /* undo effects of setting up yytext */
                  yy_c_buf_p = yy_cp -= 1;
                  YY_DO_BEFORE_ACTION; /* set up yytext again */
                  YY_RULE_SETUP
                  {BEGIN(check1); ddllval.str = scanner_copy(ddltext); return CP_SEARCH_CONDITION_TEXT;}
                  YY_BREAK
  
              case 12:
                  YY_RULE_SETUP
                  {BEGIN(0); return ')';}
                  YY_BREAK
  
              case 13:
                  YY_RULE_SETUP
                  {BEGIN(inquote); return yytext[0];}
                  YY_BREAK
  
              case 14:
                  *yy_cp = yy_hold_char; /* undo effects of setting up yytext */
                  yy_c_buf_p = yy_cp -= 1;
                  YY_DO_BEFORE_ACTION; /* set up yytext again */
                  YY_RULE_SETUP
                  {BEGIN(endquote); ddllval.str = scanner_copy(ddltext); return SCONST;}
                  YY_BREAK
  
              case 15:
                  YY_RULE_SETUP
                  {BEGIN(0); return yytext[0];}
                  YY_BREAK
  
              case 16:
                  YY_RULE_SETUP
                  {ddllval.str = scanner_copy(ddltext); return ICONST;}
                  YY_BREAK
  
              case 17:
                  YY_RULE_SETUP
                  {ddllval.str = scanner_copy(ddltext); return FCONST;}
                  YY_BREAK
  
              case 18:
                  YY_RULE_SETUP
                  {ddllval.str = scanner_copy(ddltext); return FCONST;}
                  YY_BREAK
  
              case 19:
                  YY_RULE_SETUP
                  {return COMMENT;}
                  YY_BREAK
  
              case 20:
                  YY_RULE_SETUP
                  {return COLUMN;}
                  YY_BREAK
  
              case 21:
                  YY_RULE_SETUP
                  {return COLUMNS;}
                  YY_BREAK
  
              case 22:
                  YY_RULE_SETUP
                  {return CONSTRAINT;}
                  YY_BREAK
  
              case 23:
                  YY_RULE_SETUP
                  {return CONSTRAINTS;}
                  YY_BREAK
  
              case 24:
                  YY_RULE_SETUP
                  {return CREATE;}
                  YY_BREAK
  
              case 25:
                  YY_RULE_SETUP
                  {return CURRENT_USER;}
                  YY_BREAK
  
              case 26:
                  YY_RULE_SETUP
                  {ddllval.str = strdup("date"); return DATE;}
                  YY_BREAK
  
              case 27:
                  YY_RULE_SETUP
                  {return DATETIME;}
                  YY_BREAK
  
              case 28:
                  YY_RULE_SETUP
                  {return DECIMAL;}
                  YY_BREAK
  
              case 29:
                  YY_RULE_SETUP
                  {return DECIMAL;}
                  YY_BREAK
  
              case 30:
                  YY_RULE_SETUP
                  {return DEFAULT;}
                  YY_BREAK
  
              case 31:
                  YY_RULE_SETUP
                  {return DEFERRABLE;}
                  YY_BREAK
  
              case 32:
                  YY_RULE_SETUP
                  {return DEFERRED;}
                  YY_BREAK
  
              case 33:
                  YY_RULE_SETUP
                  {return IDB_DELETE;}
                  YY_BREAK
  
              case 34:
                  YY_RULE_SETUP
                  {return DROP;}
                  YY_BREAK
  
              case 35:
                  YY_RULE_SETUP
                  {return ENGINE;}
                  YY_BREAK
  
              case 36:
                  YY_RULE_SETUP
                  {return FOREIGN;}
                  YY_BREAK
  
              case 37:
                  YY_RULE_SETUP
                  {return FULL;}
                  YY_BREAK
  
              case 38:
                  YY_RULE_SETUP
                  {return IMMEDIATE;}
                  YY_BREAK
  
              case 39:
                  YY_RULE_SETUP
                  {return INDEX;}
                  YY_BREAK
  
              case 40:
                  YY_RULE_SETUP
                  {return INITIALLY;}
                  YY_BREAK
  
              case 41:
                  YY_RULE_SETUP
                  {return IDB_INT;}
                  YY_BREAK
  
              case 42:
                  YY_RULE_SETUP
                  {return INTEGER;}
                  YY_BREAK
  
              case 43:
                  YY_RULE_SETUP
                  {return KEY;}
                  YY_BREAK
  
              case 44:
                  YY_RULE_SETUP
                  {return MATCH;}
                  YY_BREAK
  
              case 45:
                  YY_RULE_SETUP
                  {return MAX_ROWS;}
                  YY_BREAK
  
              case 46:
                  YY_RULE_SETUP
                  {return MIN_ROWS;}
                  YY_BREAK
  
              case 47:
                  YY_RULE_SETUP
                  {return MODIFY;}
                  YY_BREAK
  
              case 48:
                  YY_RULE_SETUP
                  {return NO;}
                  YY_BREAK
  
              case 49:
                  YY_RULE_SETUP
                  {return NOT;}
                  YY_BREAK
  
              case 50:
                  YY_RULE_SETUP
                  {return NULL_TOK;}
                  YY_BREAK
  
              case 51:
                  YY_RULE_SETUP
                  {return NUMERIC;}
                  YY_BREAK
  
              case 52:
                  YY_RULE_SETUP
                  {return ON;}
                  YY_BREAK
  
              case 53:
                  YY_RULE_SETUP
                  {return PARTIAL;}
                  YY_BREAK
  
              case 54:
                  YY_RULE_SETUP
                  {return PRECISION;}
                  YY_BREAK
  
              case 55:
                  YY_RULE_SETUP
                  {return PRIMARY;}
                  YY_BREAK
  
              case 56:
                  YY_RULE_SETUP
                  {return REFERENCES;}
                  YY_BREAK
  
              case 57:
                  YY_RULE_SETUP
                  {return RENAME;}
                  YY_BREAK
  
              case 58:
                  YY_RULE_SETUP
                  {return RESTRICT;}
                  YY_BREAK
  
              case 59:
                  YY_RULE_SETUP
                  {return SESSION_USER;}
                  YY_BREAK
  
              case 60:
                  YY_RULE_SETUP
                  {return SYSTEM_USER;}
                  YY_BREAK
  
              case 61:
                  YY_RULE_SETUP
                  {return SET;}
                  YY_BREAK
  
              case 62:
                  YY_RULE_SETUP
                  {return SMALLINT;}
                  YY_BREAK
  
              case 63:
                  YY_RULE_SETUP
                  {return TABLE;}
                  YY_BREAK
  
              case 64:
                  YY_RULE_SETUP
                  {return TINYINT;}
                  YY_BREAK
  
              case 65:
                  YY_RULE_SETUP
                  {return TO;}
                  YY_BREAK
  
              case 66:
                  YY_RULE_SETUP
                  {return UNIQUE;}
                  YY_BREAK
  
              case 67:
                  YY_RULE_SETUP
                  {return UNSIGNED;}
                  YY_BREAK
  
              case 68:
                  YY_RULE_SETUP
                  {return UPDATE;}
                  YY_BREAK
  
              case 69:
                  YY_RULE_SETUP
                  {return USER;}
                  YY_BREAK
  
              case 70:
                  YY_RULE_SETUP
                  {return VARCHAR;}
                  YY_BREAK
  
              case 71:
                  YY_RULE_SETUP
                  {return IDB_FLOAT;}
                  YY_BREAK
  
              case 72:
                  YY_RULE_SETUP
                  {return DOUBLE;}
                  YY_BREAK
  
              case 73:
                  YY_RULE_SETUP
                  {return REAL;}
                  YY_BREAK
  
              case 74:
                  YY_RULE_SETUP
                  {return CHARSET;}
                  YY_BREAK
  
              case 75:
                  YY_RULE_SETUP
                  {return IDB_IF;}
                  YY_BREAK
  
              case 76:
                  YY_RULE_SETUP
                  {return EXISTS;}
                  YY_BREAK
  
              case 77:
                  YY_RULE_SETUP
                  {return CHANGE;}
                  YY_BREAK
  
              case 78:
                  YY_RULE_SETUP
                  {return TRUNCATE;}
                  YY_BREAK
  
              case 79:
                  YY_RULE_SETUP
                  {return VARBINARY;}
                  YY_BREAK
  
              case 80:
                  YY_RULE_SETUP
                  { lineno++;}
                  YY_BREAK
  
              case 81:
                  YY_RULE_SETUP
                  {
                      /* ignore */
                  }
                  YY_BREAK
  
              case 82:
                  YY_RULE_SETUP
                  {ddllval.str = scanner_copy(ddltext); return IDENT;}
                  YY_BREAK
  
              case 83:
                  YY_RULE_SETUP
                  {
                      return ddltext[0];
                  }
                  YY_BREAK
  
              case 84:
                  YY_RULE_SETUP
                  {
                      /* ignore */
                  }
                  YY_BREAK
  
              case 85:
                  YY_RULE_SETUP
                  ECHO;
                  YY_BREAK
  
              case YY_STATE_EOF(INITIAL):
              case YY_STATE_EOF(check1):
              case YY_STATE_EOF(check2):
              case YY_STATE_EOF(inquote):
              case YY_STATE_EOF(endquote):
                  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->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->yy_n_chars;
                      yy_current_buffer->yy_input_file = yyin;
                      yy_current_buffer->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->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->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 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()
  {
      register char* dest = yy_current_buffer->yy_ch_buf;
      register char* source = yytext_ptr;
      register int number_to_move, i;
      int ret_val;
  
      if ( yy_c_buf_p > &yy_current_buffer->yy_ch_buf[yy_n_chars + 1] )
          YY_FATAL_ERROR(
              "fatal flex scanner internal error--end of buffer missed" );
  
      if ( yy_current_buffer->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->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->yy_n_chars = yy_n_chars = 0;
  
      else
      {
          int num_to_read =
              yy_current_buffer->yy_buf_size - number_to_move - 1;
  
          while ( num_to_read <= 0 )
          {
              /* Not enough room in the buffer - grow it. */
  #ifdef YY_USES_REJECT
              YY_FATAL_ERROR(
                  "input buffer overflow, can't enlarge buffer because scanner uses REJECT" );
  #else
  
              /* just a shorter name for the current buffer */
              YY_BUFFER_STATE b = yy_current_buffer;
  
              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. */
                                 yy_flex_realloc( (void*) b->yy_ch_buf,
                                                  b->yy_buf_size + 2 );
              }
              else
                  /* Can't grow it, we don't own it. */
                  b->yy_ch_buf = 0;
  
              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->yy_buf_size -
                            number_to_move - 1;
  #endif
          }
  
          if ( num_to_read > YY_READ_BUF_SIZE )
              num_to_read = YY_READ_BUF_SIZE;
  
          /* Read in more data. */
          YY_INPUT( (&yy_current_buffer->yy_ch_buf[number_to_move]),
                    yy_n_chars, num_to_read );
  
          yy_current_buffer->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->yy_buffer_status =
                  YY_BUFFER_EOF_PENDING;
          }
      }
  
      else
          ret_val = EOB_ACT_CONTINUE_SCAN;
  
      yy_n_chars += number_to_move;
      yy_current_buffer->yy_ch_buf[yy_n_chars] = YY_END_OF_BUFFER_CHAR;
      yy_current_buffer->yy_ch_buf[yy_n_chars + 1] = YY_END_OF_BUFFER_CHAR;
  
      yytext_ptr = &yy_current_buffer->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()
  {
      register yy_state_type yy_current_state;
      register char* yy_cp;
  
      yy_current_state = yy_start;
  
      for ( yy_cp = yytext_ptr + YY_MORE_ADJ; yy_cp < yy_c_buf_p; ++yy_cp )
      {
          register 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 >= 393 )
                  yy_c = yy_meta[(unsigned int) yy_c];
          }
  
          yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) 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 );
   */
  
  #ifdef YY_USE_PROTOS
  static yy_state_type yy_try_NUL_trans( yy_state_type yy_current_state )
  #else
  static yy_state_type yy_try_NUL_trans( yy_current_state )
  yy_state_type yy_current_state;
  #endif
  {
      register int yy_is_jam;
      register char* yy_cp = yy_c_buf_p;
  
      register 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 >= 393 )
              yy_c = yy_meta[(unsigned int) yy_c];
      }
  
      yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
      yy_is_jam = (yy_current_state == 392);
  
      return yy_is_jam ? 0 : yy_current_state;
  }
  
  
  #ifndef YY_NO_UNPUT
  #ifdef YY_USE_PROTOS
  static void yyunput( int c, register char* yy_bp )
  #else
  static void yyunput( c, yy_bp )
  int c;
  register char* yy_bp;
  #endif
  {
      register char* yy_cp = yy_c_buf_p;
  
      /* undo effects of setting up yytext */
      *yy_cp = yy_hold_char;
  
      if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 )
      {
          /* need to shift things up to make room */
          /* +2 for EOB chars. */
          register int number_to_move = yy_n_chars + 2;
          register char* dest = &yy_current_buffer->yy_ch_buf[
                             yy_current_buffer->yy_buf_size + 2];
          register char* source =
              &yy_current_buffer->yy_ch_buf[number_to_move];
  
          while ( source > yy_current_buffer->yy_ch_buf )
              *--dest = *--source;
  
          yy_cp += (int) (dest - source);
          yy_bp += (int) (dest - source);
          yy_current_buffer->yy_n_chars =
              yy_n_chars = yy_current_buffer->yy_buf_size;
  
          if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 )
              YY_FATAL_ERROR( "flex scanner push-back overflow" );
      }
  
      *--yy_cp = (char) c;
  
  
      yytext_ptr = yy_bp;
      yy_hold_char = *yy_cp;
      yy_c_buf_p = yy_cp;
  }
  #endif	/* ifndef YY_NO_UNPUT */
  
  
  #ifdef __cplusplus
  static int yyinput()
  #else
  static int input()
  #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->yy_ch_buf[yy_n_chars] )
              /* This was really a NUL. */
              *yy_c_buf_p = '\0';
  
          else
          {
              /* need more input */
              int offset = 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 );
  
                  /* fall through */
  
                  case EOB_ACT_END_OF_FILE:
                  {
                      if ( yywrap() )
                          return EOF;
  
                      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;
  }
  
  
  #ifdef YY_USE_PROTOS
  void yyrestart( FILE* input_file )
  #else
  void yyrestart( input_file )
  FILE* input_file;
  #endif
  {
      if ( ! yy_current_buffer )
          yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE );
  
      yy_init_buffer( yy_current_buffer, input_file );
      yy_load_buffer_state();
  }
  
  
  #ifdef YY_USE_PROTOS
  void yy_switch_to_buffer( YY_BUFFER_STATE new_buffer )
  #else
  void yy_switch_to_buffer( new_buffer )
  YY_BUFFER_STATE new_buffer;
  #endif
  {
      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->yy_buf_pos = yy_c_buf_p;
          yy_current_buffer->yy_n_chars = yy_n_chars;
      }
  
      yy_current_buffer = 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;
  }
  
  
  #ifdef YY_USE_PROTOS
  void yy_load_buffer_state( void )
  #else
  void yy_load_buffer_state()
  #endif
  {
      yy_n_chars = yy_current_buffer->yy_n_chars;
      yytext_ptr = yy_c_buf_p = yy_current_buffer->yy_buf_pos;
      yyin = yy_current_buffer->yy_input_file;
      yy_hold_char = *yy_c_buf_p;
  }
  
  
  #ifdef YY_USE_PROTOS
  YY_BUFFER_STATE yy_create_buffer( FILE* file, int size )
  #else
  YY_BUFFER_STATE yy_create_buffer( file, size )
  FILE* file;
  int size;
  #endif
  {
      YY_BUFFER_STATE b;
  
      b = (YY_BUFFER_STATE) yy_flex_alloc( 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*) yy_flex_alloc( 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;
  }
  
  
  #ifdef YY_USE_PROTOS
  void yy_delete_buffer( YY_BUFFER_STATE b )
  #else
  void yy_delete_buffer( b )
  YY_BUFFER_STATE b;
  #endif
  {
      if ( ! b )
          return;
  
      if ( b == yy_current_buffer )
          yy_current_buffer = (YY_BUFFER_STATE) 0;
  
      if ( b->yy_is_our_buffer )
          yy_flex_free( (void*) b->yy_ch_buf );
  
      yy_flex_free( (void*) b );
  }
  
  
  #ifndef YY_ALWAYS_INTERACTIVE
  #ifndef YY_NEVER_INTERACTIVE
  extern int isatty YY_PROTO(( int ));
  #endif
  #endif
  
  #ifdef YY_USE_PROTOS
  void yy_init_buffer( YY_BUFFER_STATE b, FILE* file )
  #else
  void yy_init_buffer( b, file )
  YY_BUFFER_STATE b;
  FILE* file;
  #endif
  
  
  {
      yy_flush_buffer( b );
  
      b->yy_input_file = file;
      b->yy_fill_buffer = 1;
  
  #if YY_ALWAYS_INTERACTIVE
      b->yy_is_interactive = 1;
  #else
  #if YY_NEVER_INTERACTIVE
      b->yy_is_interactive = 0;
  #else
      b->yy_is_interactive = file ? (isatty( fileno(file) ) > 0) : 0;
  #endif
  #endif
  }
  
  
  #ifdef YY_USE_PROTOS
  void yy_flush_buffer( YY_BUFFER_STATE b )
  #else
  void yy_flush_buffer( b )
  YY_BUFFER_STATE b;
  #endif
  
  {
      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();
  }
  
  
  #ifndef YY_NO_SCAN_BUFFER
  #ifdef YY_USE_PROTOS
  YY_BUFFER_STATE yy_scan_buffer( char* base, yy_size_t size )
  #else
  YY_BUFFER_STATE yy_scan_buffer( base, size )
  char* base;
  yy_size_t size;
  #endif
  {
      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 0;
  
      b = (YY_BUFFER_STATE) yy_flex_alloc( sizeof( struct yy_buffer_state ) );
  
      if ( ! b )
          YY_FATAL_ERROR( "out of dynamic memory in yy_scan_buffer()" );
  
      b->yy_buf_size = 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 = 0;
      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;
  }
  #endif
  
  
  #ifndef YY_NO_SCAN_STRING
  #ifdef YY_USE_PROTOS
  YY_BUFFER_STATE yy_scan_string( yyconst char* yy_str )
  #else
  YY_BUFFER_STATE yy_scan_string( yy_str )
  yyconst char* yy_str;
  #endif
  {
      int len;
  
      for ( len = 0; yy_str[len]; ++len )
          ;
  
      return yy_scan_bytes( yy_str, len );
  }
  #endif
  
  
  #ifndef YY_NO_SCAN_BYTES
  #ifdef YY_USE_PROTOS
  YY_BUFFER_STATE yy_scan_bytes( yyconst char* bytes, int len )
  #else
  YY_BUFFER_STATE yy_scan_bytes( bytes, len )
  yyconst char* bytes;
  int len;
  #endif
  {
      YY_BUFFER_STATE b;
      char* buf;
      yy_size_t n;
      int i;
  
      /* Get memory for full buffer, including space for trailing EOB's. */
      n = len + 2;
      buf = (char*) yy_flex_alloc( n );
  
      if ( ! buf )
          YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" );
  
      for ( i = 0; i < len; ++i )
          buf[i] = bytes[i];
  
      buf[len] = buf[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;
  }
  #endif
  
  
  #ifndef YY_NO_PUSH_STATE
  #ifdef YY_USE_PROTOS
  static void yy_push_state( int new_state )
  #else
  static void yy_push_state( new_state )
  int new_state;
  #endif
  {
      if ( yy_start_stack_ptr >= yy_start_stack_depth )
      {
          yy_size_t new_size;
  
          yy_start_stack_depth += YY_START_STACK_INCR;
          new_size = yy_start_stack_depth * sizeof( int );
  
          if ( ! yy_start_stack )
              yy_start_stack = (int*) yy_flex_alloc( new_size );
  
          else
              yy_start_stack = (int*) yy_flex_realloc(
                                   (void*) yy_start_stack, new_size );
  
          if ( ! yy_start_stack )
              YY_FATAL_ERROR(
                  "out of memory expanding start-condition stack" );
      }
  
      yy_start_stack[yy_start_stack_ptr++] = YY_START;
  
      BEGIN(new_state);
  }
  #endif
  
  
  #ifndef YY_NO_POP_STATE
  static void yy_pop_state()
  {
      if ( --yy_start_stack_ptr < 0 )
          YY_FATAL_ERROR( "start-condition stack underflow" );
  
      BEGIN(yy_start_stack[yy_start_stack_ptr]);
  }
  #endif
  
  
  #ifndef YY_NO_TOP_STATE
  static int yy_top_state()
  {
      return yy_start_stack[yy_start_stack_ptr - 1];
  }
  #endif
  
  #ifndef YY_EXIT_FAILURE
  #define YY_EXIT_FAILURE 2
  #endif
  
  #ifdef YY_USE_PROTOS
  static void yy_fatal_error( yyconst char msg[] )
  #else
  static void yy_fatal_error( msg )
  char msg[];
  #endif
  {
      (void) 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. */ \
  		yytext[yyleng] = yy_hold_char; \
  		yy_c_buf_p = yytext + n; \
  		yy_hold_char = *yy_c_buf_p; \
  		*yy_c_buf_p = '\0'; \
  		yyleng = n; \
  		} \
  	while ( 0 )
  
  
  /* Internal utility routines. */
  
  #ifndef yytext_ptr
  #ifdef YY_USE_PROTOS
  static void yy_flex_strncpy( char* s1, yyconst char* s2, int n )
  #else
  static void yy_flex_strncpy( s1, s2, n )
  char* s1;
  yyconst char* s2;
  int n;
  #endif
  {
      register int i;
  
      for ( i = 0; i < n; ++i )
          s1[i] = s2[i];
  }
  #endif
  
  #ifdef YY_NEED_STRLEN
  #ifdef YY_USE_PROTOS
  static int yy_flex_strlen( yyconst char* s )
  #else
  static int yy_flex_strlen( s )
  yyconst char* s;
  #endif
  {
      register int n;
  
      for ( n = 0; s[n]; ++n )
          ;
  
      return n;
  }
  #endif
  
  
  #ifdef YY_USE_PROTOS
  static void* yy_flex_alloc( yy_size_t size )
  #else
  static void* yy_flex_alloc( size )
  yy_size_t size;
  #endif
  {
      return (void*) malloc( size );
  }
  
  #ifdef YY_USE_PROTOS
  static void* yy_flex_realloc( void* ptr, yy_size_t size )
  #else
  static void* yy_flex_realloc( ptr, size )
  void* ptr;
  yy_size_t size;
  #endif
  {
      /* 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 (void*) realloc( (char*) ptr, size );
  }
  
  #ifdef YY_USE_PROTOS
  static void yy_flex_free( void* ptr )
  #else
  static void yy_flex_free( ptr )
  void* ptr;
  #endif
  {
      free( ptr );
  }
  
  #if YY_MAIN
  int main()
  {
      yylex();
      return 0;
  }
  #endif
  
  
  void ddlerror(char const* s)
  {
      printf("yyerror: %d: %s at %s\n", lineno, s, yytext);
  }
  
  typedef std::vector<char*> valbuf_t;
  
  static valbuf_t valbuf;
  
  /*
   * Called before any actual parsing is done
   */
  void scanner_init(const char* str)
  {
      size_t slen = strlen(str);
  
      /*
       * Might be left over after ereport()
       */
      if (YY_CURRENT_BUFFER)
          yy_delete_buffer(YY_CURRENT_BUFFER);
  
      /*
       * Make a scan buffer with special termination needed by flex.
       */
      scanbuf =  (char*)malloc(slen + 2);
      memcpy(scanbuf, str, slen);
      scanbuf[slen] = scanbuf[slen + 1] = YY_END_OF_BUFFER_CHAR;
      scanbufhandle = yy_scan_buffer(scanbuf, slen + 2);
  
      BEGIN(INITIAL);
  
      valbuf.clear();
  }
  
  
  /*
   * Called after parsing is done to clean up after scanner_init()
   */
  
  
  void scanner_finish(void)
  {
      char* str;
  
      yy_delete_buffer(scanbufhandle);
      free(scanbuf);
      unsigned int i;
  
      for (i = 0; i < valbuf.size(); i++)
      {
          str = valbuf[i];
  
          if (str)
          {
  //        std::cout << "valbuf:(" << str << ")" << std::endl;
              free(valbuf[i]);
          }
      }
  
      valbuf.clear();
  }
  
  char* scanner_copy (char* str)
  {
      char* nv = strdup(str);
  
      if (nv)
          valbuf.push_back(nv);
  
      return nv;
  }
  