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scanner.cc

#line 3 "scanner.cc"

#define  YY_INT_ALIGNED short int

/* A lexical scanner generated by flex */

#define yy_create_buffer zz_create_buffer
#define yy_delete_buffer zz_delete_buffer
#define yy_flex_debug zz_flex_debug
#define yy_init_buffer zz_init_buffer
#define yy_flush_buffer zz_flush_buffer
#define yy_load_buffer_state zz_load_buffer_state
#define yy_switch_to_buffer zz_switch_to_buffer
#define yyin zzin
#define yyleng zzleng
#define yylex zzlex
#define yylineno zzlineno
#define yyout zzout
#define yyrestart zzrestart
#define yytext zztext
#define yywrap zzwrap
#define yyalloc zzalloc
#define yyrealloc zzrealloc
#define yyfree zzfree

#define FLEX_SCANNER
#define YY_FLEX_MAJOR_VERSION 2
#define YY_FLEX_MINOR_VERSION 5
#define YY_FLEX_SUBMINOR_VERSION 35
#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;
#endif /* ! C99 */

/* 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

#endif /* ! FLEXINT_H */

#ifdef __cplusplus

/* The "const" storage-class-modifier is valid. */
#define YY_USE_CONST

#else /* ! __cplusplus */

/* C99 requires __STDC__ to be defined as 1. */
#if defined (__STDC__)

#define YY_USE_CONST

#endif      /* defined (__STDC__) */
#endif      /* ! __cplusplus */

#ifdef YY_USE_CONST
#define yyconst const
#else
#define yyconst
#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 zzrestart(zzin  )

#define YY_END_OF_BUFFER_CHAR 0

/* Size of default input buffer. */
#ifndef YY_BUF_SIZE
#define YY_BUF_SIZE 16384
#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

extern int zzleng;

extern FILE *zzin, *zzout;

#define EOB_ACT_CONTINUE_SCAN 0
#define EOB_ACT_END_OF_FILE 1
#define EOB_ACT_LAST_MATCH 2

    #define YY_LESS_LINENO(n)
    
/* Return all but the first "n" matched characters back to the input stream. */
#define yyless(n) \
      do \
            { \
            /* Undo effects of setting up zztext. */ \
        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 zztext again */ \
            } \
      while ( 0 )

#define unput(c) yyunput( c, (yytext_ptr)  )

#ifndef YY_TYPEDEF_YY_SIZE_T
#define YY_TYPEDEF_YY_SIZE_T
typedef size_t yy_size_t;
#endif

#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.
       */
      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;

    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 zzrestart()), so that the user can continue scanning by
       * just pointing zzin 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 = 0; /**< 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 zztext is formed. */
static char yy_hold_char;
static int yy_n_chars;        /* number of characters read into yy_ch_buf */
int zzleng;

/* Points to current character in buffer. */
static char *yy_c_buf_p = (char *) 0;
static int yy_init = 0;       /* whether we need to initialize */
static int yy_start = 0;      /* start state number */

/* Flag which is used to allow zzwrap()'s to do buffer switches
 * instead of setting up a fresh zzin.  A bit of a hack ...
 */
static int yy_did_buffer_switch_on_eof;

void zzrestart (FILE *input_file  );
void zz_switch_to_buffer (YY_BUFFER_STATE new_buffer  );
YY_BUFFER_STATE zz_create_buffer (FILE *file,int size  );
void zz_delete_buffer (YY_BUFFER_STATE b  );
void zz_flush_buffer (YY_BUFFER_STATE b  );
void zzpush_buffer_state (YY_BUFFER_STATE new_buffer  );
void zzpop_buffer_state (void );

static void zzensure_buffer_stack (void );
static void zz_load_buffer_state (void );
static void zz_init_buffer (YY_BUFFER_STATE b,FILE *file  );

#define YY_FLUSH_BUFFER zz_flush_buffer(YY_CURRENT_BUFFER )

YY_BUFFER_STATE zz_scan_buffer (char *base,yy_size_t size  );
YY_BUFFER_STATE zz_scan_string (yyconst char *yy_str  );
YY_BUFFER_STATE zz_scan_bytes (yyconst char *bytes,int len  );

void *zzalloc (yy_size_t  );
void *zzrealloc (void *,yy_size_t  );
void zzfree (void *  );

#define yy_new_buffer zz_create_buffer

#define yy_set_interactive(is_interactive) \
      { \
      if ( ! YY_CURRENT_BUFFER ){ \
        zzensure_buffer_stack (); \
            YY_CURRENT_BUFFER_LVALUE =    \
            zz_create_buffer(zzin,YY_BUF_SIZE ); \
      } \
      YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \
      }

#define yy_set_bol(at_bol) \
      { \
      if ( ! YY_CURRENT_BUFFER ){\
        zzensure_buffer_stack (); \
            YY_CURRENT_BUFFER_LVALUE =    \
            zz_create_buffer(zzin,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 */

typedef unsigned char YY_CHAR;

FILE *zzin = (FILE *) 0, *zzout = (FILE *) 0;

typedef int yy_state_type;

extern int zzlineno;

int zzlineno = 1;

extern char *zztext;
#define yytext_ptr zztext

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 yy_fatal_error (yyconst char msg[]  );

/* Done after the current pattern has been matched and before the
 * corresponding action - sets up zztext.
 */
#define YY_DO_BEFORE_ACTION \
      (yytext_ptr) = yy_bp; \
      zzleng = (size_t) (yy_cp - yy_bp); \
      (yy_hold_char) = *yy_cp; \
      *yy_cp = '\0'; \
      (yy_c_buf_p) = yy_cp;

#define YY_NUM_RULES 69
#define YY_END_OF_BUFFER 70
/* 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 yyconst flex_int16_t yy_accept[233] =
    {   0,
        0,    0,    0,    0,   41,   41,   49,   49,   70,   69,
       44,   47,   69,   69,   69,   32,   33,   36,   29,   69,
       66,   69,   58,   37,   38,   69,   34,   66,   30,   31,
       39,   66,   66,   66,   66,   66,   66,   66,   66,   66,
       66,   66,   66,   66,   66,   46,   69,   66,   56,   66,
       66,   66,   66,   66,   41,   42,   49,   50,   44,    0,
       67,    0,   45,    0,   68,    0,   58,   66,   66,   55,
       40,   53,    0,   35,   66,   13,   26,   66,   66,   66,
       66,   66,   66,    3,   66,   66,   66,   66,   66,   66,
       66,   66,   66,   66,   66,    4,   66,   66,   46,   56,

       66,   57,   60,   66,   66,    0,   64,   66,   66,   41,
       42,   42,   43,   49,   55,   66,   53,    0,    0,   66,
       66,   66,   66,   66,   66,   25,   66,   66,   66,   66,
       66,   66,   66,   27,   28,   66,   17,   66,   66,   66,
       66,   66,   66,   66,   66,   66,   66,    0,    0,   66,
        0,   51,   66,   66,   66,   21,   66,    2,   24,   66,
       23,   66,   66,   66,   66,   66,   22,   66,   19,   16,
       66,   59,   61,   66,   66,   66,   54,   54,   52,   12,
       10,   18,   66,   66,    5,    1,   66,   66,   66,   66,
       66,   66,   66,    0,   63,   66,   66,   66,   66,   66,

       66,   66,   48,   11,   66,   66,    7,   66,   14,    8,
       66,   66,   66,   66,   66,   15,   66,   20,   66,   66,
       66,   66,   66,   66,    9,    6,   66,    0,   62,    0,
       65,    0
    } ;

static yyconst flex_int32_t yy_ec[256] =
    {   0,
        1,    1,    1,    1,    1,    1,    1,    1,    2,    3,
        1,    1,    4,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    2,    1,    5,    6,    1,    1,    1,    7,    8,
        9,   10,   11,   12,   13,   14,   15,   16,   16,   16,
       16,   16,   16,   16,   16,   16,   16,   17,   18,   19,
       20,    1,    1,    1,   21,   22,   22,   23,   24,   22,
       22,   22,   22,   22,   22,   25,   22,   26,   22,   22,
       22,   22,   22,   22,   27,   22,   22,   22,   22,   22,
       28,   29,   30,    1,   29,   31,   32,   33,   34,   35,

       36,   22,   37,   38,   39,   22,   22,   40,   41,   42,
       43,   44,   22,   45,   46,   47,   48,   22,   49,   50,
       51,   52,    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,    1,    1
    } ;

static yyconst flex_int32_t yy_meta[53] =
    {   0,
        1,    1,    2,    1,    1,    1,    1,    1,    1,    3,
        1,    1,    4,    4,    4,    4,    1,    1,    1,    1,
        4,    4,    4,    4,    4,    4,    4,    1,    4,    1,
        1,    4,    4,    4,    4,    4,    4,    4,    4,    4,
        4,    5,    4,    4,    4,    4,    4,    4,    4,    4,
        4,    4
    } ;

static yyconst flex_int16_t yy_base[243] =
    {   0,
        0,    0,   50,   94,  298,  295,  298,  296,  292, 1006,
       52, 1006,  271,  255,  233, 1006, 1006, 1006, 1006,   41,
       45,  226,   51, 1006, 1006,  208, 1006,   56, 1006, 1006,
     1006,   64,   73,  128,   90,   85,   96,   78,  107,  118,
      127,  134,  151,  150,  111,  206,   54,  184,  190,  195,
      185,  115,  194,   44,    0,   63,    0, 1006,   79,  191,
     1006,  192, 1006,  185, 1006,  168,  203,    0,  128,  214,
     1006,  219,   81, 1006,  209,  210,  212,  215,  217,  232,
      233,  242,  247,  249,  259,  269,  278,  279,  285,  291,
      297,  307,  309,  315,  316,  317,  333,  335,  178,  358,

      350, 1006,  357,  361,  367,  125, 1006,  368,  377,    0,
      121,  122, 1006,    0,  266,  167,  355,  192,  157,  383,
      384,  385,  393,  401,  406,  407,  414,  415,  429,  423,
      424,  441,  444,  446,  447,  464,  454,  471,  470,  477,
      478,  484,  491,  501,  504,  498,  514,  241,  132,  123,
      114,   99,  521,  522,  531,  524,  538,  547,  548,  554,
      555,  569,  578,  579,  581,  581,  596,  591,  601,  608,
      609,  611,  614,  621,  662,  635,   88,   46,   43,  641,
      642,  644,  661,  670,  671,  676,  676,  690,  688,  702,
      704,  705,  710,  210, 1006,  711,  712,  729,  730,  736,

      745,  748,  751,  753,  754,  771,  774,  776,  784,  777,
      797,  800,  802,  805,  822,  825,  830,  831,  832,  848,
      853,  855,  858,  884,  861,  875,  911,  269, 1006,  295,
     1006, 1006,  962,  967,  972,  977,  982,  984,  989,  994,
      998, 1000
    } ;

static yyconst flex_int16_t yy_def[243] =
    {   0,
      232,    1,    1,    1,  233,  233,  234,  234,  232,  232,
      232,  232,  235,  236,  237,  232,  232,  232,  232,  232,
      238,  232,  232,  232,  232,  232,  232,  238,  232,  232,
      232,  238,  238,  238,  238,  238,  238,   34,   34,   34,
       34,   34,   34,   34,   34,  232,  232,  238,  232,  238,
       34,   34,   34,   43,  239,  240,  241,  232,  232,  235,
      232,  236,  232,  237,  232,  232,  232,  242,   43,  242,
      232,  232,  232,  232,   43,   43,   43,   43,   43,   34,
       43,   43,   43,   43,   43,   34,   34,   34,   34,   34,
       34,   43,   43,   43,   43,   43,   43,   34,  232,  232,

       34,  232,   34,   34,   34,  232,  232,   34,   43,  239,
      240,  240,  232,  241,  232,  242,  232,  232,  232,   43,
       43,   43,   43,   43,   43,   43,   43,   43,   34,   43,
       43,   43,   43,   43,   43,   43,   43,   43,   43,   43,
       43,   43,   43,   43,   43,   43,   43,  232,  232,  242,
      232,  232,   43,   43,   43,   43,   43,   43,   43,   43,
       43,   34,   43,   43,   43,   34,   34,   43,   43,   43,
       43,   43,   43,   43,   43,   43,  232,  242,  232,   43,
       43,   43,   34,   43,   43,   43,   34,   34,   43,   43,
       43,   43,   43,  232,  232,   43,   43,   34,   34,   34,

       43,   43,   43,   43,   43,   43,   43,   43,   43,   43,
       43,   43,   43,   43,   43,   43,   43,   43,   43,   43,
       43,   43,   43,   43,   43,   43,   43,  232,  232,  232,
      232,    0,  232,  232,  232,  232,  232,  232,  232,  232,
      232,  232
    } ;

static yyconst flex_int16_t yy_nxt[1059] =
    {   0,
       10,   11,   12,   11,   13,   14,   15,   16,   17,   18,
       10,   19,   20,   21,   22,   23,   24,   25,   26,   27,
       28,   28,   28,   28,   28,   28,   28,   29,   10,   30,
       31,   32,   33,   34,   35,   36,   28,   28,   37,   38,
       39,   40,   28,   41,   42,   43,   44,   45,   28,   28,
       28,   28,   46,   59,   66,   59,   67,   68,  179,   68,
       70,  178,   47,   48,   72,   49,   67,   66,   68,  100,
       68,   68,  112,   68,   73,   50,   68,  113,   68,   68,
       59,   51,   59,   52,   68,   68,   73,   68,   68,   53,
      109,  119,   68,  119,   69,   54,   46,   68,   75,   68,

       68,   68,   68,  177,   68,   68,   47,   48,   68,   49,
       68,   68,   69,   68,  152,   69,  106,   69,   68,   50,
       85,   81,  107,   76,   68,   51,  106,   52,   82,  179,
      232,  112,  107,   53,   83,  232,  113,   84,  178,   54,
       68,   69,   68,   68,   69,   69,   69,  177,   69,   86,
       69,   87,   69,   69,   98,   69,   68,   69,   88,   69,
       69,   69,   77,   69,   69,   78,   69,   79,   69,   69,
       80,   69,  152,   69,   69,   89,   69,  149,   69,  150,
       99,   90,   91,  115,   69,   69,   92,   95,   69,   69,
       69,   65,   96,   69,   63,   61,   68,   93,   68,   70,

       97,   94,  151,   72,  151,  100,  101,   68,   99,   68,
       68,  194,   68,   73,  102,  103,   72,  195,   67,   75,
       74,  104,   69,   68,   69,   73,   73,   69,   69,   70,
      105,   69,  108,   69,  117,   71,   85,  116,   73,   65,
      120,   69,  118,   69,   69,   69,  121,   69,   69,  116,
       69,  149,  122,  149,  118,   69,   69,   63,   69,   69,
       69,   69,   69,   69,   69,   69,  123,   69,   69,   69,
      228,   69,  124,   69,   69,   61,  229,   69,   69,  125,
       69,  115,   69,   69,   69,  127,  126,  128,   69,  148,
      129,  232,   69,   69,   69,   69,  230,   69,   58,   69,

       58,  148,  231,  130,   56,   69,   69,   56,   69,   69,
      131,   69,   69,   69,  232,  132,   69,   69,   69,  134,
       69,   69,   69,  133,   69,   69,  232,   69,   69,  232,
       69,   69,  135,   69,   69,  232,   69,  136,   69,   69,
       69,  232,   69,  232,  138,  232,   69,   69,   69,  232,
       69,   69,   69,  137,  140,   69,  232,   69,  232,   69,
      139,   69,   69,   69,   69,   69,   69,   69,   69,  142,
      117,   72,   69,  100,   69,  232,  141,   69,  118,   69,
      145,   73,  102,   69,   69,  144,  232,   69,  143,   69,
      118,   69,   69,   73,   69,   69,   69,  232,   69,   69,

       69,   69,   69,   69,   69,   69,   69,   69,   69,   69,
       69,  232,  138,  146,   69,   69,  155,  232,   69,   69,
       69,  147,  154,   69,  156,  232,  153,   69,   69,   69,
       69,   69,   69,   69,   69,   69,   69,  158,   69,   69,
      232,   69,   69,   69,  157,   69,   69,   69,  232,   69,
       69,   69,   69,   69,   69,   69,   69,   69,  162,   69,
      159,  160,  163,  161,   69,   69,   69,  232,   69,   69,
       69,   69,  164,   69,   69,  165,   69,   69,   69,   69,
      232,   69,   69,  232,  232,   69,  232,   69,  232,   69,
       69,   69,   69,   69,   69,   69,   69,   69,  232,   69,

       69,   69,   69,  232,   69,   69,   69,  166,   69,   69,
       69,  167,   69,  170,   69,  171,  168,   69,  169,   69,
       69,   69,   69,   69,   69,  173,   69,   69,   69,   69,
       69,  172,   69,   69,   69,   69,   69,   69,  232,   69,
      232,   69,  174,  232,  175,   69,  232,   69,   69,   69,
       69,   69,   69,   69,   69,   69,   69,   69,  232,   69,
       69,  176,   69,  181,   69,  232,   69,  180,   69,   69,
       69,   69,   69,   69,   69,  182,  183,   69,   69,   69,
      232,   69,   69,   69,   69,   69,   69,  232,   69,   69,
       69,  232,  184,   69,   69,  232,  232,   69,   69,  185,

       69,   69,  232,   69,   69,   69,   69,  232,  186,   69,
       69,   69,   69,   69,   69,   69,   69,  188,   69,  232,
      190,  189,   69,   69,  187,   69,  191,   69,   69,   69,
       69,   69,   69,   69,  232,   69,   69,   69,   69,   69,
       69,   69,   69,   69,   69,   69,   69,   69,  232,   69,
      232,   69,   69,  232,   69,  192,   69,   69,   69,   69,
       69,   69,  193,  194,   69,  232,   69,   69,  196,  195,
       69,   69,   69,   69,  232,   69,   69,   69,  232,   69,
      232,   69,  232,  232,  232,   69,  232,   69,   69,  232,
       69,   69,   69,   69,   69,   69,  232,   69,   69,  232,

      197,  198,   69,   69,  232,   69,   69,   69,   69,  232,
       69,   69,   69,   69,  232,   69,   69,   69,  199,   69,
       69,   69,   69,  201,   69,  232,   69,   69,  232,   69,
      232,  200,   69,   69,   69,   69,   69,  202,   69,   69,
      204,   69,   69,   69,  203,   69,   69,  207,   69,  232,
       69,   69,   69,  232,   69,   69,  205,  206,   69,  232,
       69,   69,   69,   69,   69,  232,   69,   69,  208,   69,
       69,   69,   69,   69,  209,   69,   69,  232,   69,   69,
       69,  210,   69,   69,   69,   69,   69,  232,   69,  213,
      232,  211,  212,  232,   69,   69,  232,   69,   69,   69,

       69,   69,   69,   69,   69,   69,   69,   69,   69,   69,
      232,   69,   69,  232,  215,   69,  232,   69,  214,   69,
       69,   69,   69,   69,   69,  232,   69,   69,   69,  216,
       69,   69,  217,   69,   69,   69,   69,   69,  219,  232,
       69,  232,  232,   69,  232,  218,   69,   69,   69,  220,
       69,   69,   69,   69,  232,   69,   69,   69,  232,  232,
       69,   69,   69,   69,  232,   69,   69,  223,   69,  232,
      232,   69,   69,  221,  222,   69,   69,   69,   69,   69,
       69,   69,   69,  224,   69,  228,   69,  232,  225,   69,
       69,  229,   69,   69,   69,  232,   69,  232,   69,   69,

      226,   69,  227,   69,   69,   69,   69,   69,   69,  232,
       69,   69,  230,  232,  232,   69,  232,  232,  231,   69,
      232,   69,  232,  232,  232,   69,  232,  232,  232,  232,
       69,  232,  232,  232,   69,  232,  232,  232,  232,  232,
      232,  232,   69,  232,  232,  232,   69,  232,  232,  232,
      232,  232,  232,  232,  232,  232,  232,   69,  232,  232,
      232,   69,   55,   55,   55,   55,   55,   57,   57,   57,
       57,   57,   60,   60,   60,   60,   60,   62,   62,   62,
       62,   62,   64,   64,   64,   64,   64,   69,   69,  110,
      110,  232,  110,  110,  111,  111,  111,  111,  114,  232,

      114,  114,  114,   68,   68,    9,  232,  232,  232,  232,
      232,  232,  232,  232,  232,  232,  232,  232,  232,  232,
      232,  232,  232,  232,  232,  232,  232,  232,  232,  232,
      232,  232,  232,  232,  232,  232,  232,  232,  232,  232,
      232,  232,  232,  232,  232,  232,  232,  232,  232,  232,
      232,  232,  232,  232,  232,  232,  232,  232
    } ;

static yyconst flex_int16_t yy_chk[1059] =
    {   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,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    3,   11,   20,   11,   20,   21,  179,   21,
       21,  178,    3,    3,   23,    3,   23,   47,   28,   47,
       28,   28,   56,   21,   23,    3,   32,   56,   32,   32,
       59,    3,   59,    3,   28,   33,   23,   33,   33,    3,
       54,   73,   32,   73,   54,    3,    4,   36,   32,   36,

       36,   33,   35,  177,   35,   35,    4,    4,   37,    4,
       37,   37,   38,   36,  152,   38,   52,   38,   35,    4,
       38,   35,   52,   33,   37,    4,  106,    4,   35,  151,
      111,  112,  106,    4,   36,  111,  112,   37,  150,    4,
       34,   39,   34,   34,   39,   45,   39,  149,   45,   39,
       45,   40,   40,   45,   45,   40,   34,   40,   41,   69,
       40,   41,   34,   69,   41,   34,   41,   34,   42,   41,
       34,   42,  119,   42,   69,   41,   42,  116,   69,  116,
       99,   42,   43,   66,   44,   43,   43,   44,   43,   44,
       43,   64,   44,   43,   62,   60,   48,   43,   48,   48,

       44,   43,  118,   49,  118,   49,   48,   50,   46,   50,
       50,  194,   48,   49,   49,   50,   67,  194,   67,   51,
       26,   50,   51,   50,   51,   49,   67,   51,   53,   70,
       51,   53,   53,   53,   72,   22,   53,   70,   67,   15,
       75,   76,   72,   77,   75,   76,   78,   77,   79,   70,
       78,  148,   79,  148,   72,   75,   76,   14,   77,   75,
       76,   78,   77,   79,   81,   78,   80,   79,   81,   80,
      228,   80,   80,   82,   80,   13,  228,   82,   83,   81,
       84,  115,   83,   81,   84,   83,   82,   84,   82,  115,
       85,    9,   82,   83,   85,   84,  230,   83,    8,   84,

        7,  115,  230,   86,    6,   85,   86,    5,   86,   85,
       86,   86,   87,   88,    0,   87,   88,   87,   88,   89,
       87,   88,   89,   88,   89,   90,    0,   89,   90,    0,
       90,   91,   90,   90,   91,    0,   91,   91,   92,   91,
       93,    0,   92,    0,   93,    0,   94,   95,   96,    0,
       94,   95,   96,   92,   95,   93,    0,   92,    0,   93,
       94,   94,   95,   96,   97,   94,   95,   96,   97,   98,
      117,  100,   98,  100,   98,    0,   97,   98,  117,   97,
      105,  100,  100,   97,  101,  104,    0,  101,  101,  101,
      117,  103,  101,  100,  103,  104,  103,    0,  104,  103,

      104,  105,  108,  104,  105,  108,  105,  108,  109,  105,
      108,    0,  109,  108,  120,  121,  122,    0,  120,  121,
      122,  109,  121,  109,  123,    0,  120,  109,  123,  120,
      121,  122,  124,  120,  121,  122,  124,  125,  126,  123,
        0,  125,  126,  123,  124,  127,  128,  124,    0,  127,
      128,  124,  125,  126,  130,  131,  125,  126,  130,  131,
      127,  128,  131,  129,  127,  128,  129,    0,  129,  130,
      131,  129,  132,  130,  131,  133,  132,  134,  135,  133,
        0,  134,  135,    0,    0,  137,    0,  132,    0,  137,
      133,  132,  134,  135,  133,  136,  134,  135,    0,  136,

      137,  139,  138,    0,  137,  139,  138,  136,  140,  141,
      136,  138,  140,  141,  136,  142,  139,  138,  140,  142,
      139,  138,  143,  140,  141,  144,  143,  140,  141,  146,
      142,  143,  144,  146,  142,  145,  144,  143,    0,  145,
        0,  143,  145,    0,  146,  147,    0,  144,  146,  147,
      145,  144,  153,  154,  145,  156,  153,  154,    0,  156,
      147,  147,  155,  154,  147,    0,  155,  153,  154,  157,
      156,  153,  154,  157,  156,  155,  157,  155,  158,  159,
        0,  155,  158,  159,  157,  160,  161,    0,  157,  160,
      161,    0,  160,  158,  159,    0,    0,  158,  159,  160,

      160,  161,    0,  162,  160,  161,  162,    0,  162,  163,
      164,  162,  165,  163,  164,  166,  165,  164,  166,    0,
      166,  165,  168,  166,  163,  164,  168,  165,  163,  164,
      167,  165,  169,  167,    0,  167,  169,  168,  167,  170,
      171,  168,  172,  170,  171,  173,  172,  169,    0,  173,
        0,  169,  174,    0,  170,  171,  174,  172,  170,  171,
      173,  172,  174,  175,  173,    0,  176,  174,  176,  175,
      176,  174,  180,  181,    0,  182,  180,  181,    0,  182,
        0,  176,    0,    0,    0,  176,    0,  180,  181,    0,
      182,  180,  181,  175,  182,  183,    0,  175,  183,    0,

      183,  184,  185,  183,    0,  184,  185,  186,  175,    0,
      187,  186,  175,  187,    0,  187,  184,  185,  187,  189,
      184,  185,  186,  189,  188,    0,  186,  188,    0,  188,
        0,  188,  188,  190,  189,  191,  192,  190,  189,  191,
      192,  193,  196,  197,  191,  193,  196,  197,  190,    0,
      191,  192,  190,    0,  191,  192,  193,  196,  197,    0,
      193,  196,  197,  198,  199,    0,  198,  199,  198,  199,
      200,  198,  199,  200,  199,  200,  201,    0,  200,  202,
      201,  200,  203,  202,  204,  205,  203,    0,  204,  205,
        0,  201,  202,    0,  202,  201,    0,  203,  202,  204,

      205,  203,  206,  204,  205,  207,  206,  208,  210,  207,
        0,  208,  210,    0,  208,  209,    0,  206,  206,  209,
      207,  206,  208,  210,  207,    0,  208,  210,  211,  209,
      209,  212,  211,  213,  209,  212,  214,  213,  213,    0,
      214,    0,    0,  211,    0,  212,  212,  211,  213,  214,
      212,  214,  213,  215,    0,  214,  216,  215,    0,    0,
      216,  217,  218,  219,    0,  217,  218,  219,  215,    0,
        0,  216,  215,  215,  217,  216,  217,  218,  219,  220,
      217,  218,  219,  220,  221,  224,  222,    0,  221,  223,
      222,  224,  225,  223,  220,    0,  225,    0,  220,  221,

      222,  222,  223,  221,  223,  222,  226,  225,  223,    0,
      226,  225,  227,    0,    0,  224,    0,    0,  227,  224,
        0,  226,    0,    0,    0,  226,    0,    0,    0,    0,
      224,    0,    0,    0,  224,    0,    0,    0,    0,    0,
        0,    0,  227,    0,    0,    0,  227,    0,    0,    0,
        0,    0,    0,    0,    0,    0,    0,  227,    0,    0,
        0,  227,  233,  233,  233,  233,  233,  234,  234,  234,
      234,  234,  235,  235,  235,  235,  235,  236,  236,  236,
      236,  236,  237,  237,  237,  237,  237,  238,  238,  239,
      239,    0,  239,  239,  240,  240,  240,  240,  241,    0,

      241,  241,  241,  242,  242,  232,  232,  232,  232,  232,
      232,  232,  232,  232,  232,  232,  232,  232,  232,  232,
      232,  232,  232,  232,  232,  232,  232,  232,  232,  232,
      232,  232,  232,  232,  232,  232,  232,  232,  232,  232,
      232,  232,  232,  232,  232,  232,  232,  232,  232,  232,
      232,  232,  232,  232,  232,  232,  232,  232
    } ;

static yy_state_type yy_last_accepting_state;
static char *yy_last_accepting_cpos;

extern int zz_flex_debug;
int zz_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 *zztext;
#line 1 "scanner.ll"
/* -*-C++-*- */
#line 3 "scanner.ll"
#include <iostream>
#include <cstring>
#include <compiler/ParseTree.h>
#include "parser.h"
    
    std::vector<FILE*> file_stack;
    int command_buffer_count = 0;
    int buffer_count = 0;
    void return_to_main_buffer();
    void close_buffer();



#line 795 "scanner.cc"

#define INITIAL 0
#define RDATA 1
#define COMMENT 2
#define SYSTEM 3

#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 zzlex_destroy (void );

int zzget_debug (void );

void zzset_debug (int debug_flag  );

YY_EXTRA_TYPE zzget_extra (void );

void zzset_extra (YY_EXTRA_TYPE user_defined  );

FILE *zzget_in (void );

void zzset_in  (FILE * in_str  );

FILE *zzget_out (void );

void zzset_out  (FILE * out_str  );

int zzget_leng (void );

char *zzget_text (void );

int zzget_lineno (void );

void zzset_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 zzwrap (void );
#else
extern int zzwrap (void );
#endif
#endif

    static void yyunput (int c,char *buf_ptr  );
    
#ifndef yytext_ptr
static void yy_flex_strncpy (char *,yyconst char *,int );
#endif

#ifdef YY_NEED_STRLEN
static int yy_flex_strlen (yyconst 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
#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 fwrite( zztext, zzleng, 1, zzout )
#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 = '*'; \
            unsigned n; \
            for ( n = 0; n < max_size && \
                       (c = getc( zzin )) != EOF && c != '\n'; ++n ) \
                  buf[n] = (char) c; \
            if ( c == '\n' ) \
                  buf[n++] = (char) c; \
            if ( c == EOF && ferror( zzin ) ) \
                  YY_FATAL_ERROR( "input in flex scanner failed" ); \
            result = n; \
            } \
      else \
            { \
            errno=0; \
            while ( (result = fread(buf, 1, max_size, zzin))==0 && ferror(zzin)) \
                  { \
                  if( errno != EINTR) \
                        { \
                        YY_FATAL_ERROR( "input in flex scanner failed" ); \
                        break; \
                        } \
                  errno=0; \
                  clearerr(zzin); \
                  } \
            }\
\

#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 zzlex (void);

#define YY_DECL int zzlex (void)
#endif /* !YY_DECL */

/* Code executed at the beginning of each rule, after zztext and zzleng
 * 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

/** The main scanner function which does all the work.
 */
YY_DECL
{
      register yy_state_type yy_current_state;
      register char *yy_cp, *yy_bp;
      register int yy_act;
    
#line 24 "scanner.ll"


#line 983 "scanner.cc"

      if ( !(yy_init) )
            {
            (yy_init) = 1;

#ifdef YY_USER_INIT
            YY_USER_INIT;
#endif

            if ( ! (yy_start) )
                  (yy_start) = 1;   /* first start state */

            if ( ! zzin )
                  zzin = stdin;

            if ( ! zzout )
                  zzout = stdout;

            if ( ! YY_CURRENT_BUFFER ) {
                  zzensure_buffer_stack ();
                  YY_CURRENT_BUFFER_LVALUE =
                        zz_create_buffer(zzin,YY_BUF_SIZE );
            }

            zz_load_buffer_state( );
            }

      while ( 1 )       /* loops until end-of-file is reached */
            {
            yy_cp = (yy_c_buf_p);

            /* Support of zztext. */
            *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 >= 233 )
                              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] != 1006 );

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 26 "scanner.ll"
zzlval.intval=MODEL; return MODEL;
      YY_BREAK
case 2:
YY_RULE_SETUP
#line 27 "scanner.ll"
zzlval.intval=DATA; return DATA;
      YY_BREAK
case 3:
YY_RULE_SETUP
#line 28 "scanner.ll"
zzlval.intval=IN; return IN;
      YY_BREAK
case 4:
YY_RULE_SETUP
#line 29 "scanner.ll"
zzlval.intval=TO; return TO;
      YY_BREAK
case 5:
YY_RULE_SETUP
#line 30 "scanner.ll"
zzlval.intval=INITS; return INITS;
      YY_BREAK
case 6:
YY_RULE_SETUP
#line 31 "scanner.ll"
zzlval.intval=PARAMETERS; return PARAMETERS;
      YY_BREAK
case 7:
YY_RULE_SETUP
#line 33 "scanner.ll"
zzlval.intval=COMPILE; return COMPILE;
      YY_BREAK
case 8:
YY_RULE_SETUP
#line 34 "scanner.ll"
zzlval.intval=NCHAINS; return NCHAINS;
      YY_BREAK
case 9:
YY_RULE_SETUP
#line 35 "scanner.ll"
zzlval.intval=INITIALIZE; return INITIALIZE;
      YY_BREAK
case 10:
YY_RULE_SETUP
#line 36 "scanner.ll"
zzlval.intval=CHAIN; return CHAIN;
      YY_BREAK
case 11:
YY_RULE_SETUP
#line 38 "scanner.ll"
zzlval.intval=UPDATE; return UPDATE;
      YY_BREAK
case 12:
YY_RULE_SETUP
#line 39 "scanner.ll"
zzlval.intval=ADAPT; return ADAPT;
      YY_BREAK
case 13:
YY_RULE_SETUP
#line 40 "scanner.ll"
zzlval.intval=BY; return BY;
      YY_BREAK
case 14:
YY_RULE_SETUP
#line 42 "scanner.ll"
zzlval.intval=MONITOR; return MONITOR;
      YY_BREAK
case 15:
YY_RULE_SETUP
#line 43 "scanner.ll"
zzlval.intval=MONITORS; return MONITORS;
      YY_BREAK
case 16:
YY_RULE_SETUP
#line 44 "scanner.ll"
zzlval.intval=TYPE; return TYPE;
      YY_BREAK
case 17:
YY_RULE_SETUP
#line 45 "scanner.ll"
zzlval.intval=SET; return SET;
      YY_BREAK
case 18:
YY_RULE_SETUP
#line 46 "scanner.ll"
zzlval.intval=CLEAR; return CLEAR;
      YY_BREAK
case 19:
YY_RULE_SETUP
#line 47 "scanner.ll"
zzlval.intval=THIN; return THIN;
      YY_BREAK
case 20:
YY_RULE_SETUP
#line 48 "scanner.ll"
zzlval.intval=SAMPLERS; return SAMPLERS;
      YY_BREAK
case 21:
YY_RULE_SETUP
#line 50 "scanner.ll"
zzlval.intval=CODA; return CODA;
      YY_BREAK
case 22:
YY_RULE_SETUP
#line 51 "scanner.ll"
zzlval.intval=STEM; return STEM;
      YY_BREAK
case 23:
YY_RULE_SETUP
#line 53 "scanner.ll"
zzlval.intval=LOAD; return LOAD;
      YY_BREAK
case 24:
YY_RULE_SETUP
#line 54 "scanner.ll"
zzlval.intval=EXIT; return EXIT;
      YY_BREAK
case 25:
YY_RULE_SETUP
#line 56 "scanner.ll"
zzlval.intval=DIRECTORY; return DIRECTORY;
      YY_BREAK
case 26:
YY_RULE_SETUP
#line 57 "scanner.ll"
zzlval.intval=CD; return CD;
      YY_BREAK
case 27:
YY_RULE_SETUP
#line 58 "scanner.ll"
zzlval.intval=PWD; return PWD;
      YY_BREAK
case 28:
YY_RULE_SETUP
#line 59 "scanner.ll"
zzlval.intval=RUN; return RUN;
      YY_BREAK
case 29:
YY_RULE_SETUP
#line 61 "scanner.ll"
return ',';
      YY_BREAK
case 30:
YY_RULE_SETUP
#line 62 "scanner.ll"
return '[';
      YY_BREAK
case 31:
YY_RULE_SETUP
#line 63 "scanner.ll"
return ']';
      YY_BREAK
case 32:
YY_RULE_SETUP
#line 64 "scanner.ll"
return '(';
      YY_BREAK
case 33:
YY_RULE_SETUP
#line 65 "scanner.ll"
return ')';
      YY_BREAK
case 34:
YY_RULE_SETUP
#line 66 "scanner.ll"
return '=';
      YY_BREAK
case 35:
YY_RULE_SETUP
#line 67 "scanner.ll"
return ARROW;
      YY_BREAK
case 36:
YY_RULE_SETUP
#line 68 "scanner.ll"
return '*';
      YY_BREAK
case 37:
YY_RULE_SETUP
#line 69 "scanner.ll"
return ':';
      YY_BREAK
case 38:
YY_RULE_SETUP
#line 70 "scanner.ll"
return ';';
      YY_BREAK
case 39:
YY_RULE_SETUP
#line 71 "scanner.ll"
return '`';
      YY_BREAK
case 40:
YY_RULE_SETUP
#line 73 "scanner.ll"
BEGIN(COMMENT);
      YY_BREAK
case 41:
/* rule 41 can match eol */
YY_RULE_SETUP
#line 74 "scanner.ll"
/* Eat up anything that's not a '*'   */
      YY_BREAK
case 42:
/* rule 42 can match eol */
YY_RULE_SETUP
#line 75 "scanner.ll"
/* Eat up '*'s not followed by a '/'  */
      YY_BREAK
case 43:
YY_RULE_SETUP
#line 76 "scanner.ll"
BEGIN(INITIAL);
      YY_BREAK
case 44:
YY_RULE_SETUP
#line 78 "scanner.ll"
/* Eat whitespace */
      YY_BREAK
case 45:
/* rule 45 can match eol */
YY_RULE_SETUP
#line 79 "scanner.ll"
/* Eat comments */
      YY_BREAK
case 46:
/* rule 46 can match eol */
YY_RULE_SETUP
#line 80 "scanner.ll"
/* Eat newlines */
      YY_BREAK
case 47:
/* rule 47 can match eol */
YY_RULE_SETUP
#line 81 "scanner.ll"
return ENDCMD;
      YY_BREAK
case 48:
YY_RULE_SETUP
#line 83 "scanner.ll"
BEGIN(SYSTEM);
      YY_BREAK
case 49:
YY_RULE_SETUP
#line 84 "scanner.ll"
{
  zzlval.stringptr = new std::string(zztext);
  return SYSCMD;
}
      YY_BREAK
case 50:
/* rule 50 can match eol */
YY_RULE_SETUP
#line 88 "scanner.ll"
{
    BEGIN(INITIAL); return ENDCMD;
 }
      YY_BREAK
case 51:
YY_RULE_SETUP
#line 92 "scanner.ll"
{
  zzlval.val = atof(zztext); return DOUBLE;
}
      YY_BREAK
case 52:
YY_RULE_SETUP
#line 95 "scanner.ll"
{
  zzlval.val = atof(zztext); return DOUBLE;
}
      YY_BREAK
case 53:
YY_RULE_SETUP
#line 98 "scanner.ll"
{
  zzlval.val = atof(zztext); return DOUBLE;
}
      YY_BREAK
case 54:
YY_RULE_SETUP
#line 101 "scanner.ll"
{
  zzlval.val = atof(zztext); return DOUBLE;
}
      YY_BREAK
case 55:
YY_RULE_SETUP
#line 104 "scanner.ll"
{
  zzlval.val = atof(zztext); return DOUBLE;
}
      YY_BREAK
case 56:
YY_RULE_SETUP
#line 107 "scanner.ll"
{
  zzlval.val = atof(zztext); return DOUBLE;
}
      YY_BREAK
case 57:
YY_RULE_SETUP
#line 110 "scanner.ll"
{
  zzlval.val = atof(zztext); return DOUBLE;
}
      YY_BREAK
case 58:
YY_RULE_SETUP
#line 113 "scanner.ll"
{
  zzlval.intval = atoi(zztext); return INT;
}
      YY_BREAK
case 59:
YY_RULE_SETUP
#line 117 "scanner.ll"
return DIM;
      YY_BREAK
case 60:
YY_RULE_SETUP
#line 118 "scanner.ll"
return NA;
      YY_BREAK
case 61:
YY_RULE_SETUP
#line 119 "scanner.ll"
return R_NULL;
      YY_BREAK
case 62:
*yy_cp = (yy_hold_char); /* undo effects of setting up zztext */
(yy_c_buf_p) = yy_cp = yy_bp + 9;
YY_DO_BEFORE_ACTION; /* set up zztext again */
YY_RULE_SETUP
#line 120 "scanner.ll"
return STRUCTURE;
      YY_BREAK
case 63:
*yy_cp = (yy_hold_char); /* undo effects of setting up zztext */
(yy_c_buf_p) = yy_cp = yy_bp + 4;
YY_DO_BEFORE_ACTION; /* set up zztext again */
YY_RULE_SETUP
#line 121 "scanner.ll"
return LIST;
      YY_BREAK
case 64:
*yy_cp = (yy_hold_char); /* undo effects of setting up zztext */
(yy_c_buf_p) = yy_cp = yy_bp + 1;
YY_DO_BEFORE_ACTION; /* set up zztext again */
YY_RULE_SETUP
#line 122 "scanner.ll"
return 'c';
      YY_BREAK
case 65:
*yy_cp = (yy_hold_char); /* undo effects of setting up zztext */
(yy_c_buf_p) = yy_cp = yy_bp + 10;
YY_DO_BEFORE_ACTION; /* set up zztext again */
YY_RULE_SETUP
#line 123 "scanner.ll"
return ASINTEGER;
      YY_BREAK
case 66:
YY_RULE_SETUP
#line 125 "scanner.ll"
{ 
  zzlval.stringptr = new std::string(zztext);
  return NAME;
}
      YY_BREAK
case 67:
/* rule 67 can match eol */
YY_RULE_SETUP
#line 130 "scanner.ll"
{
  zzlval.stringptr = new std::string(zztext);
  // Remove enclosing quotes
  zzlval.stringptr->erase(zzlval.stringptr->size() - 1, 1);
  zzlval.stringptr->erase(0, 1);
  return STRING;
}
      YY_BREAK
case 68:
/* rule 68 can match eol */
YY_RULE_SETUP
#line 138 "scanner.ll"
{
    zzlval.stringptr = new std::string(zztext);
    zzlval.stringptr->erase(zzlval.stringptr->size() - 1, 1);
    zzlval.stringptr->erase(0,1);
    return STRING;
}
      YY_BREAK
case YY_STATE_EOF(INITIAL):
#line 145 "scanner.ll"
{
    if (command_buffer_count) {
      close_buffer();
      --command_buffer_count;
    }
    else {
      yyterminate();
    }
    return ENDSCRIPT;
}
      YY_BREAK
case YY_STATE_EOF(RDATA):
#line 155 "scanner.ll"
{
    close_buffer();
    BEGIN(INITIAL);
    return ENDDATA;
}
      YY_BREAK
case 69:
YY_RULE_SETUP
#line 160 "scanner.ll"
ECHO;
      YY_BREAK
#line 1487 "scanner.cc"
case YY_STATE_EOF(COMMENT):
case YY_STATE_EOF(SYSTEM):
      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 zzin at a new source and called
                   * zzlex().  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 = zzin;
                  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 ( zzwrap( ) )
                              {
                              /* Note: because we've taken care in
                               * yy_get_next_buffer() to have set up
                               * zztext, 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 zzlex */

/* 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)
{
      register char *dest = YY_CURRENT_BUFFER_LVALUE->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_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;

                  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. */
                              zzrealloc((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_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), (size_t) 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;
                  zzrestart(zzin  );
                  }

            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_size_t) ((yy_n_chars) + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) {
            /* Extend the array by 50%, plus the number we really need. */
            yy_size_t new_size = (yy_n_chars) + number_to_move + ((yy_n_chars) >> 1);
            YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) zzrealloc((void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size  );
            if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
                  YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" );
      }

      (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)
{
      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 >= 233 )
                        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 );
 */
    static yy_state_type yy_try_NUL_trans  (yy_state_type yy_current_state )
{
      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 >= 233 )
                  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 == 232);

      return yy_is_jam ? 0 : yy_current_state;
}

    static void yyunput (int c, register char * yy_bp )
{
      register char *yy_cp;
    
    yy_cp = (yy_c_buf_p);

      /* undo effects of setting up zztext */
      *yy_cp = (yy_hold_char);

      if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->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_LVALUE->yy_ch_buf[
                              YY_CURRENT_BUFFER_LVALUE->yy_buf_size + 2];
            register char *source =
                        &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move];

            while ( source > YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
                  *--dest = *--source;

            yy_cp += (int) (dest - source);
            yy_bp += (int) (dest - source);
            YY_CURRENT_BUFFER_LVALUE->yy_n_chars =
                  (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_buf_size;

            if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->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;
}

#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 = (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. */
                              zzrestart(zzin );

                              /*FALLTHROUGH*/

                        case EOB_ACT_END_OF_FILE:
                              {
                              if ( zzwrap( ) )
                                    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 zztext */
      (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 zzrestart  (FILE * input_file )
{
    
      if ( ! YY_CURRENT_BUFFER ){
        zzensure_buffer_stack ();
            YY_CURRENT_BUFFER_LVALUE =
            zz_create_buffer(zzin,YY_BUF_SIZE );
      }

      zz_init_buffer(YY_CURRENT_BUFFER,input_file );
      zz_load_buffer_state( );
}

/** Switch to a different input buffer.
 * @param new_buffer The new input buffer.
 * 
 */
    void zz_switch_to_buffer  (YY_BUFFER_STATE  new_buffer )
{
    
      /* TODO. We should be able to replace this entire function body
       * with
       *          zzpop_buffer_state();
       *          zzpush_buffer_state(new_buffer);
     */
      zzensure_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;
      zz_load_buffer_state( );

      /* We don't actually know whether we did this switch during
       * EOF (zzwrap()) processing, but the only time this flag
       * is looked at is after zzwrap() is called, so it's safe
       * to go ahead and always set it.
       */
      (yy_did_buffer_switch_on_eof) = 1;
}

static void zz_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;
      zzin = 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 zz_create_buffer  (FILE * file, int  size )
{
      YY_BUFFER_STATE b;
    
      b = (YY_BUFFER_STATE) zzalloc(sizeof( struct yy_buffer_state )  );
      if ( ! b )
            YY_FATAL_ERROR( "out of dynamic memory in zz_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 *) zzalloc(b->yy_buf_size + 2  );
      if ( ! b->yy_ch_buf )
            YY_FATAL_ERROR( "out of dynamic memory in zz_create_buffer()" );

      b->yy_is_our_buffer = 1;

      zz_init_buffer(b,file );

      return b;
}

/** Destroy the buffer.
 * @param b a buffer created with zz_create_buffer()
 * 
 */
    void zz_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 )
            zzfree((void *) b->yy_ch_buf  );

      zzfree((void *) b  );
}

#ifndef __cplusplus
extern int isatty (int );
#endif /* __cplusplus */
    
/* Initializes or reinitializes a buffer.
 * This function is sometimes called more than once on the same buffer,
 * such as during a zzrestart() or at EOF.
 */
    static void zz_init_buffer  (YY_BUFFER_STATE  b, FILE * file )

{
      int oerrno = errno;
    
      zz_flush_buffer(b );

      b->yy_input_file = file;
      b->yy_fill_buffer = 1;

    /* If b is the current buffer, then zz_init_buffer was _probably_
     * called from zzrestart() 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 zz_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 )
            zz_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 zzpush_buffer_state (YY_BUFFER_STATE new_buffer )
{
      if (new_buffer == NULL)
            return;

      zzensure_buffer_stack();

      /* This block is copied from zz_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 zz_switch_to_buffer. */
      zz_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 zzpop_buffer_state (void)
{
      if (!YY_CURRENT_BUFFER)
            return;

      zz_delete_buffer(YY_CURRENT_BUFFER );
      YY_CURRENT_BUFFER_LVALUE = NULL;
      if ((yy_buffer_stack_top) > 0)
            --(yy_buffer_stack_top);

      if (YY_CURRENT_BUFFER) {
            zz_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 zzensure_buffer_stack (void)
{
      int 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;
            (yy_buffer_stack) = (struct yy_buffer_state**)zzalloc
                                                (num_to_alloc * sizeof(struct yy_buffer_state*)
                                                );
            if ( ! (yy_buffer_stack) )
                  YY_FATAL_ERROR( "out of dynamic memory in zzensure_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. */
            int grow_size = 8 /* arbitrary grow size */;

            num_to_alloc = (yy_buffer_stack_max) + grow_size;
            (yy_buffer_stack) = (struct yy_buffer_state**)zzrealloc
                                                ((yy_buffer_stack),
                                                num_to_alloc * sizeof(struct yy_buffer_state*)
                                                );
            if ( ! (yy_buffer_stack) )
                  YY_FATAL_ERROR( "out of dynamic memory in zzensure_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 zz_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 0;

      b = (YY_BUFFER_STATE) zzalloc(sizeof( struct yy_buffer_state )  );
      if ( ! b )
            YY_FATAL_ERROR( "out of dynamic memory in zz_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;

      zz_switch_to_buffer(b  );

      return b;
}

/** Setup the input buffer state to scan a string. The next call to zzlex() 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
 *       zz_scan_bytes() instead.
 */
YY_BUFFER_STATE zz_scan_string (yyconst char * yystr )
{
    
      return zz_scan_bytes(yystr,strlen(yystr) );
}

/** Setup the input buffer state to scan the given bytes. The next call to zzlex() will
 * scan from a @e copy of @a bytes.
 * @param bytes the byte buffer to scan
 * @param len the number of bytes in the buffer pointed to by @a bytes.
 * 
 * @return the newly allocated buffer state object.
 */
YY_BUFFER_STATE zz_scan_bytes  (yyconst 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 = _yybytes_len + 2;
      buf = (char *) zzalloc(n  );
      if ( ! buf )
            YY_FATAL_ERROR( "out of dynamic memory in zz_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 = zz_scan_buffer(buf,n );
      if ( ! b )
            YY_FATAL_ERROR( "bad buffer in zz_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 yy_fatal_error (yyconst char* msg )
{
      (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 zztext. */ \
        int yyless_macro_arg = (n); \
        YY_LESS_LINENO(yyless_macro_arg);\
            zztext[zzleng] = (yy_hold_char); \
            (yy_c_buf_p) = zztext + yyless_macro_arg; \
            (yy_hold_char) = *(yy_c_buf_p); \
            *(yy_c_buf_p) = '\0'; \
            zzleng = yyless_macro_arg; \
            } \
      while ( 0 )

/* Accessor  methods (get/set functions) to struct members. */

/** Get the current line number.
 * 
 */
int zzget_lineno  (void)
{
        
    return zzlineno;
}

/** Get the input stream.
 * 
 */
FILE *zzget_in  (void)
{
        return zzin;
}

/** Get the output stream.
 * 
 */
FILE *zzget_out  (void)
{
        return zzout;
}

/** Get the length of the current token.
 * 
 */
int zzget_leng  (void)
{
        return zzleng;
}

/** Get the current token.
 * 
 */

char *zzget_text  (void)
{
        return zztext;
}

/** Set the current line number.
 * @param line_number
 * 
 */
void zzset_lineno (int  line_number )
{
    
    zzlineno = line_number;
}

/** Set the input stream. This does not discard the current
 * input buffer.
 * @param in_str A readable stream.
 * 
 * @see zz_switch_to_buffer
 */
void zzset_in (FILE *  in_str )
{
        zzin = in_str ;
}

void zzset_out (FILE *  out_str )
{
        zzout = out_str ;
}

int zzget_debug  (void)
{
        return zz_flex_debug;
}

void zzset_debug (int  bdebug )
{
        zz_flex_debug = bdebug ;
}

static int yy_init_globals (void)
{
        /* Initialization is the same as for the non-reentrant scanner.
     * This function is called from zzlex_destroy(), so don't allocate here.
     */

    (yy_buffer_stack) = 0;
    (yy_buffer_stack_top) = 0;
    (yy_buffer_stack_max) = 0;
    (yy_c_buf_p) = (char *) 0;
    (yy_init) = 0;
    (yy_start) = 0;

/* Defined in main.c */
#ifdef YY_STDINIT
    zzin = stdin;
    zzout = stdout;
#else
    zzin = (FILE *) 0;
    zzout = (FILE *) 0;
#endif

    /* For future reference: Set errno on error, since we are called by
     * zzlex_init()
     */
    return 0;
}

/* zzlex_destroy is for both reentrant and non-reentrant scanners. */
int zzlex_destroy  (void)
{
    
    /* Pop the buffer stack, destroying each element. */
      while(YY_CURRENT_BUFFER){
            zz_delete_buffer(YY_CURRENT_BUFFER  );
            YY_CURRENT_BUFFER_LVALUE = NULL;
            zzpop_buffer_state();
      }

      /* Destroy the stack itself. */
      zzfree((yy_buffer_stack) );
      (yy_buffer_stack) = NULL;

    /* Reset the globals. This is important in a non-reentrant scanner so the next time
     * zzlex() is called, initialization will occur. */
    yy_init_globals( );

    return 0;
}

/*
 * Internal utility routines.
 */

#ifndef yytext_ptr
static void yy_flex_strncpy (char* s1, yyconst char * s2, int n )
{
      register int i;
      for ( i = 0; i < n; ++i )
            s1[i] = s2[i];
}
#endif

#ifdef YY_NEED_STRLEN
static int yy_flex_strlen (yyconst char * s )
{
      register int n;
      for ( n = 0; s[n]; ++n )
            ;

      return n;
}
#endif

void *zzalloc (yy_size_t  size )
{
      return (void *) malloc( size );
}

void *zzrealloc  (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 (void *) realloc( (char *) ptr, size );
}

void zzfree (void * ptr )
{
      free( (char *) ptr );   /* see zzrealloc() for (char *) cast */
}

#define YYTABLES_NAME "yytables"

#line 160 "scanner.ll"



int zzwrap()
{
  return 1;
}

void push_file(FILE *file) {
    file_stack.push_back(file);
}

void pop_file() {
    if (file_stack.empty())
        return;

    fclose(file_stack.back());
    file_stack.pop_back();
}


bool open_data_buffer(std::string const *name) {
    FILE *file = fopen(name->c_str(),"r");
    if (file) {
      zzpush_buffer_state(zz_create_buffer(file,YY_BUF_SIZE));
      push_file(file);
        ++buffer_count;
      BEGIN(RDATA);
      return true;
    }
    else {
      return false;
    }
}

void close_buffer() {
    zzpop_buffer_state();
    pop_file();
    --buffer_count;
}
    
bool open_command_buffer(std::string const *name) {
    FILE *file = fopen(name->c_str(),"r");
    if (file) {
      file_stack.push_back(file);
      zzpush_buffer_state(zz_create_buffer(file,YY_BUF_SIZE ));
      ++command_buffer_count;
        ++buffer_count;
      return true;
    }
    else {
      return false;
    }
}

void return_to_main_buffer() {
    /* Clear all buffers in the stack and return to the first */
    while(buffer_count) {
      zzpop_buffer_state();
      --buffer_count;
    }
    command_buffer_count = 0;
    BEGIN(INITIAL);
}



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