/home/cern/BDSIM_new/parser/lex.yy.c

#line 3 "lex.yy.c"

#define  YY_INT_ALIGNED short int

/* A lexical scanner generated by flex */

#define FLEX_SCANNER
#define YY_FLEX_MAJOR_VERSION 2
#define YY_FLEX_MINOR_VERSION 5
#define YY_FLEX_SUBMINOR_VERSION 33
#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 __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 */

#if __STDC__

#define YY_USE_CONST

#endif  /* __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 yyrestart(yyin  )

#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 yyleng;

extern FILE *yyin, *yyout;

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

    #define YY_LESS_LINENO(n)
    
/* Return all but the first "n" matched characters back to the input stream. */
#define yyless(n) \
        do \
                { \
                /* Undo effects of setting up yytext. */ \
        int yyless_macro_arg = (n); \
        YY_LESS_LINENO(yyless_macro_arg);\
                *yy_cp = (yy_hold_char); \
                YY_RESTORE_YY_MORE_OFFSET \
                (yy_c_buf_p) = yy_cp = yy_bp + yyless_macro_arg - YY_MORE_ADJ; \
                YY_DO_BEFORE_ACTION; /* set up yytext again */ \
                } \
        while ( 0 )

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

/* 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).
 */

#ifndef YY_TYPEDEF_YY_SIZE_T
#define YY_TYPEDEF_YY_SIZE_T
typedef unsigned int 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; 
    int yy_bs_column; 
        /* Whether to try to fill the input buffer when we reach the
         * end of it.
         */
        int yy_fill_buffer;

        int yy_buffer_status;

#define YY_BUFFER_NEW 0
#define YY_BUFFER_NORMAL 1
        /* When an EOF's been seen but there's still some text to process
         * then we mark the buffer as YY_EOF_PENDING, to indicate that we
         * shouldn't try reading from the input source any more.  We might
         * still have a bunch of tokens to match, though, because of
         * possible backing-up.
         *
         * When we actually see the EOF, we change the status to "new"
         * (via yyrestart()), so that the user can continue scanning by
         * just pointing yyin at a new input file.
         */
#define YY_BUFFER_EOF_PENDING 2

        };
#endif /* !YY_STRUCT_YY_BUFFER_STATE */

/* Stack of input buffers. */
static size_t yy_buffer_stack_top = 0; 
static size_t yy_buffer_stack_max = 0; 
static YY_BUFFER_STATE * yy_buffer_stack = 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".
 *
 * Returns the top of the stack, or NULL.
 */
#define YY_CURRENT_BUFFER ( (yy_buffer_stack) \
                          ? (yy_buffer_stack)[(yy_buffer_stack_top)] \
                          : NULL)

/* Same as previous macro, but useful when we know that the buffer stack is not
 * NULL or when we need an lvalue. For internal use only.
 */
#define YY_CURRENT_BUFFER_LVALUE (yy_buffer_stack)[(yy_buffer_stack_top)]

/* yy_hold_char holds the character lost when yytext is formed. */
static char yy_hold_char;
static int yy_n_chars;          /* number of characters read into yy_ch_buf */
int yyleng;

/* Points to current character in buffer. */
static char *yy_c_buf_p = (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 yywrap()'s to do buffer switches
 * instead of setting up a fresh yyin.  A bit of a hack ...
 */
static int yy_did_buffer_switch_on_eof;

void yyrestart (FILE *input_file  );
void yy_switch_to_buffer (YY_BUFFER_STATE new_buffer  );
YY_BUFFER_STATE yy_create_buffer (FILE *file,int size  );
void yy_delete_buffer (YY_BUFFER_STATE b  );
void yy_flush_buffer (YY_BUFFER_STATE b  );
void yypush_buffer_state (YY_BUFFER_STATE new_buffer  );
void yypop_buffer_state (void );

static void yyensure_buffer_stack (void );
static void yy_load_buffer_state (void );
static void yy_init_buffer (YY_BUFFER_STATE b,FILE *file  );

#define YY_FLUSH_BUFFER yy_flush_buffer(YY_CURRENT_BUFFER )

YY_BUFFER_STATE yy_scan_buffer (char *base,yy_size_t size  );
YY_BUFFER_STATE yy_scan_string (yyconst char *yy_str  );
YY_BUFFER_STATE yy_scan_bytes (yyconst char *bytes,int len  );

void *yyalloc (yy_size_t  );
void *yyrealloc (void *,yy_size_t  );
void yyfree (void *  );

#define yy_new_buffer yy_create_buffer

#define yy_set_interactive(is_interactive) \
        { \
        if ( ! YY_CURRENT_BUFFER ){ \
        yyensure_buffer_stack (); \
                YY_CURRENT_BUFFER_LVALUE =    \
            yy_create_buffer(yyin,YY_BUF_SIZE ); \
        } \
        YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \
        }

#define yy_set_bol(at_bol) \
        { \
        if ( ! YY_CURRENT_BUFFER ){\
        yyensure_buffer_stack (); \
                YY_CURRENT_BUFFER_LVALUE =    \
            yy_create_buffer(yyin,YY_BUF_SIZE ); \
        } \
        YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \
        }

#define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol)

/* Begin user sect3 */

typedef unsigned char YY_CHAR;

FILE *yyin = (FILE *) 0, *yyout = (FILE *) 0;

typedef int yy_state_type;

extern int yylineno;

int yylineno = 1;

extern char *yytext;
#define yytext_ptr yytext

static yy_state_type yy_get_previous_state (void );
static yy_state_type yy_try_NUL_trans (yy_state_type current_state  );
static int yy_get_next_buffer (void );
static void yy_fatal_error (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 = (size_t) (yy_cp - yy_bp); \
        (yy_hold_char) = *yy_cp; \
        *yy_cp = '\0'; \
        (yy_c_buf_p) = yy_cp;

#define YY_NUM_RULES 64
#define YY_END_OF_BUFFER 65
/* 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[283] =
    {   0,
        0,    0,   61,   61,    0,    0,   65,   60,    1,   63,
       60,   60,   59,    2,    2,   60,   60,   60,   60,   59,
       59,   59,   59,   59,   59,   59,   59,   59,   59,   59,
       59,   59,   59,   59,   59,   59,   59,   59,   59,   62,
       61,   64,    1,    0,    7,    0,   57,   59,    2,    0,
        2,    2,   58,    3,    5,    6,    4,   59,   59,   59,
       59,   59,   59,   59,   59,   59,   59,   59,   59,   59,
       59,   59,   59,   39,   59,   59,   59,   59,   59,   59,
       59,   59,   59,   59,   59,   59,   59,   59,   59,   59,
       59,   59,   59,   59,   59,   59,   59,   59,   59,   59,

       59,   62,   61,    0,    2,   59,   59,   59,   59,   59,
       59,   59,   38,   59,   59,   59,   59,   59,   59,   59,
       43,   59,   40,   28,   59,   59,   59,   59,   59,   59,
       59,   59,   59,   59,   59,   59,   59,   59,   59,   59,
       59,   59,   59,   59,   59,   59,   59,   59,   59,   59,
       59,   51,   59,   59,   31,   45,   59,   59,   59,   59,
       59,   59,   56,   48,   23,   59,   41,   59,   59,   59,
       59,   59,   33,   59,   59,   59,   59,   59,   59,   27,
       59,   59,   59,   59,   22,   59,   59,   59,   59,   59,
       59,   50,   59,   59,   59,   59,   59,   42,   54,   59,

       59,   59,    9,   59,   59,   14,   59,   59,   32,   59,
       59,   59,   59,   59,   59,   47,   59,   37,   13,   59,
       59,   59,   12,   59,   59,   59,   59,   55,   15,   34,
       59,   59,   11,   59,   59,   59,   16,    8,   30,   59,
       59,   46,   36,   59,   49,   59,   52,   59,   59,   59,
       29,   59,   53,   24,   59,   44,   59,   59,   59,   59,
       59,   59,   59,   59,   35,   59,   19,   59,   10,   59,
       21,   59,   59,   20,   59,   18,   59,   26,   17,   59,
       25,    0
    } ;

static yyconst flex_int32_t yy_ec[256] =
    {   0,
        1,    1,    1,    1,    1,    1,    1,    1,    2,    3,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    2,    4,    5,    6,    1,    1,    1,    1,    1,
        1,    1,    7,    1,    7,    8,    1,    9,   10,   10,
       11,   10,   10,   10,   10,   10,   10,   12,   13,   14,
       15,   16,    1,    1,   18,   19,   20,   21,   22,   23,
       24,   25,   26,    6,   27,   28,   29,   30,   31,   32,
       33,   34,   35,   36,   37,   38,   39,   40,   41,    6,
        1,    1,    1,    1,   17,    1,   18,   19,   20,   21,

       22,   23,   24,   25,   26,    6,   27,   28,   29,   30,
       31,   32,   33,   34,   35,   36,   37,   38,   39,   40,
       41,    6,    1,    7,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,

        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    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[42] =
    {   0,
        1,    2,    2,    1,    1,    3,    1,    1,    3,    3,
        3,    1,    2,    1,    1,    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 flex_int16_t yy_base[288] =
    {   0,
        0,    0,   40,   42,    0,    0,  325,  326,  322,  326,
      320,  317,    0,   37,   41,  306,   41,  305,  304,   22,
      296,   29,   35,   45,   36,  299,  289,   47,  289,   50,
       53,   54,   57,  277,   62,   70,   59,  278,  285,    0,
      309,  326,  308,  306,  326,  303,  326,    0,   93,   98,
      101,  108,  326,  326,  326,  326,  326,  285,  275,   96,
      277,  286,  267,  270,  275,  271,   69,   91,  278,  270,
      263,  261,  269,    0,  274,  273,  257,  261,   61,  262,
      253,  252,  253,  254,  259,  266,  253,  260,  250,  244,
      259,  249,  255,  236,  247,  243,  255,  242,  245,  248,

      243,    0,  266,  118,  124,  233,  237,  236,  238,  245,
      234,  232,    0,  229,  236,  226,  226,  228,  226,  232,
        0,  231,    0,    0,  232,  223,  223,  227,  226,  220,
      225,  209,  207,  217,  216,  219,  210,  218,  214,  207,
      208,  198,  216,  201,  202,  195,  208,  197,  198,  197,
      191,    0,  205,  188,    0,    0,  193,  213,  195,  188,
      191,  182,    0,    0,    0,  195,    0,  186,  188,  177,
      191,  178,    0,  189,  188,  183,  176,  176,  175,    0,
      169,  170,  181,  181,    0,  167,  162,  171,  177,  160,
      166,    0,  160,  172,  158,  165,  157,    0,    0,  161,

      161,  166,    0,  157,  168,    0,  164,  150,    0,  149,
      159,  149,  149,  149,  157,    0,  140,    0,    0,  146,
      149,  152,    0,  141,  141,  148,  142,    0,    0,    0,
      151,  146,    0,  131,  137,  143,    0,    0,    0,  133,
      135,    0,    0,  130,    0,  125,    0,  129,  133,  127,
        0,  121,    0,    0,  134,    0,  127,  132,  122,  111,
      123,  129,  115,  117,    0,  124,    0,  103,    0,  103,
        0,   95,   88,    0,   99,    0,   88,    0,    0,   66,
        0,  326,  135,  138,  141,   75,  144
    } ;

static yyconst flex_int16_t yy_def[288] =
    {   0,
      282,    1,  283,  283,    1,    1,  282,  282,  282,  282,
      284,  285,  286,  282,  282,  282,  282,  282,  282,  286,
      286,  286,  286,  286,  286,  286,  286,  286,  286,  286,
      286,  286,  286,  286,  286,  286,  286,  286,  286,  287,
      282,  282,  282,  284,  282,  285,  282,  286,  282,  282,
      282,  282,  282,  282,  282,  282,  282,  286,  286,  286,
      286,  286,  286,  286,  286,  286,  286,  286,  286,  286,
      286,  286,  286,  286,  286,  286,  286,  286,  286,  286,
      286,  286,  286,  286,  286,  286,  286,  286,  286,  286,
      286,  286,  286,  286,  286,  286,  286,  286,  286,  286,

      286,  287,  282,  282,  282,  286,  286,  286,  286,  286,
      286,  286,  286,  286,  286,  286,  286,  286,  286,  286,
      286,  286,  286,  286,  286,  286,  286,  286,  286,  286,
      286,  286,  286,  286,  286,  286,  286,  286,  286,  286,
      286,  286,  286,  286,  286,  286,  286,  286,  286,  286,
      286,  286,  286,  286,  286,  286,  286,  286,  286,  286,
      286,  286,  286,  286,  286,  286,  286,  286,  286,  286,
      286,  286,  286,  286,  286,  286,  286,  286,  286,  286,
      286,  286,  286,  286,  286,  286,  286,  286,  286,  286,
      286,  286,  286,  286,  286,  286,  286,  286,  286,  286,

      286,  286,  286,  286,  286,  286,  286,  286,  286,  286,
      286,  286,  286,  286,  286,  286,  286,  286,  286,  286,
      286,  286,  286,  286,  286,  286,  286,  286,  286,  286,
      286,  286,  286,  286,  286,  286,  286,  286,  286,  286,
      286,  286,  286,  286,  286,  286,  286,  286,  286,  286,
      286,  286,  286,  286,  286,  286,  286,  286,  286,  286,
      286,  286,  286,  286,  286,  286,  286,  286,  286,  286,
      286,  286,  286,  286,  286,  286,  286,  286,  286,  286,
      286,    0,  282,  282,  282,  282,  282
    } ;

static yyconst flex_int16_t yy_nxt[368] =
    {   0,
        8,    9,   10,   11,   12,   13,    8,   14,   15,   15,
       15,   16,    8,   17,   18,   19,    8,   20,   21,   22,
       23,   24,   25,   26,   27,   28,   29,   30,   31,   13,
       32,   33,   34,   35,   36,   37,   38,   39,   13,   13,
       13,   41,   42,   41,   42,   49,   49,   49,   51,   52,
       52,   52,   42,   58,   42,   54,   55,   59,   50,   61,
       64,   70,   50,   62,   67,   63,   71,   77,   65,   74,
       79,   66,   68,   81,   69,   78,   75,   48,   83,   87,
       88,   89,   84,   90,   91,   82,  281,   92,   93,   80,
       85,   94,   97,  117,  130,   98,  131,   99,  280,  118,

       95,   49,   49,   49,  104,   96,  105,  105,  105,   49,
       49,   49,  119,  108,   50,   51,   52,   52,   52,  109,
      279,  278,   50,  277,  276,  120,  105,  105,  105,   50,
      275,  110,  105,  105,  105,   40,   40,   40,   44,   44,
       44,   46,   46,   46,  102,  274,  102,  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,  223,  222,  221,

      220,  219,  218,  217,  216,  215,  214,  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,  178,  177,  176,  175,  174,  173,  172,  171,
      170,  169,  168,  167,  166,  165,  164,  163,  162,  161,
      160,  159,  158,  157,  156,  155,  154,  103,  153,  152,
      151,  150,  149,  148,  147,  146,  145,  144,  143,  142,
      141,  140,  139,  138,  137,  136,  135,  134,  133,  132,
      129,  128,  127,  126,  125,  124,  123,  122,  121,  116,

      115,  114,  113,  112,  111,  107,  106,   47,   45,   43,
      103,  101,  100,   86,   76,   73,   72,   60,   57,   56,
       53,   47,   45,   43,  282,    7,  282,  282,  282,  282,
      282,  282,  282,  282,  282,  282,  282,  282,  282,  282,
      282,  282,  282,  282,  282,  282,  282,  282,  282,  282,
      282,  282,  282,  282,  282,  282,  282,  282,  282,  282,
      282,  282,  282,  282,  282,  282,  282
    } ;

static yyconst flex_int16_t yy_chk[368] =
    {   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,    3,    3,    4,    4,   14,   14,   14,   15,   15,
       15,   15,    3,   20,    4,   17,   17,   20,   14,   22,
       23,   25,   15,   22,   24,   22,   25,   30,   23,   28,
       31,   23,   24,   32,   24,   30,   28,  286,   33,   35,
       35,   35,   33,   35,   35,   32,  280,   36,   36,   31,
       33,   36,   37,   67,   79,   37,   79,   37,  277,   67,

       36,   49,   49,   49,   50,   36,   50,   50,   50,   51,
       51,   51,   68,   60,   49,   52,   52,   52,   52,   60,
      275,  273,   51,  272,  270,   68,  104,  104,  104,   52,
      268,   60,  105,  105,  105,  283,  283,  283,  284,  284,
      284,  285,  285,  285,  287,  266,  287,  264,  263,  262,
      261,  260,  259,  258,  257,  255,  252,  250,  249,  248,
      246,  244,  241,  240,  236,  235,  234,  232,  231,  227,
      226,  225,  224,  222,  221,  220,  217,  215,  214,  213,
      212,  211,  210,  208,  207,  205,  204,  202,  201,  200,
      197,  196,  195,  194,  193,  191,  190,  189,  188,  187,

      186,  184,  183,  182,  181,  179,  178,  177,  176,  175,
      174,  172,  171,  170,  169,  168,  166,  162,  161,  160,
      159,  158,  157,  154,  153,  151,  150,  149,  148,  147,
      146,  145,  144,  143,  142,  141,  140,  139,  138,  137,
      136,  135,  134,  133,  132,  131,  130,  129,  128,  127,
      126,  125,  122,  120,  119,  118,  117,  116,  115,  114,
      112,  111,  110,  109,  108,  107,  106,  103,  101,  100,
       99,   98,   97,   96,   95,   94,   93,   92,   91,   90,
       89,   88,   87,   86,   85,   84,   83,   82,   81,   80,
       78,   77,   76,   75,   73,   72,   71,   70,   69,   66,

       65,   64,   63,   62,   61,   59,   58,   46,   44,   43,
       41,   39,   38,   34,   29,   27,   26,   21,   19,   18,
       16,   12,   11,    9,    7,  282,  282,  282,  282,  282,
      282,  282,  282,  282,  282,  282,  282,  282,  282,  282,
      282,  282,  282,  282,  282,  282,  282,  282,  282,  282,
      282,  282,  282,  282,  282,  282,  282,  282,  282,  282,
      282,  282,  282,  282,  282,  282,  282
    } ;

static yy_state_type yy_last_accepting_state;
static char *yy_last_accepting_cpos;

extern int yy_flex_debug;
int yy_flex_debug = 0;

/* The intent behind this definition is that it'll catch
 * any uses of REJECT which flex missed.
 */
#define REJECT reject_used_but_not_detected
#define yymore() yymore_used_but_not_detected
#define YY_MORE_ADJ 0
#define YY_RESTORE_YY_MORE_OFFSET
char *yytext;
#line 1 "parser.l"
/*
 *  Lexical analyzer for gmad bison parser  
 *  Ilya Agapov, 2005
 *  
*/

/*
%option yylineno
*/
#line 16 "parser.l"
  
#include <iostream>
#include <cstring>
#include "parser.tab.h"
#include "sym_table.h"
  
using namespace std;
 
int match_var(char *name);
struct symtab * symlook(char *s);
extern struct symtab *symtab;
extern int yyerror(char *s);

#ifdef _WIN32
#include <io.h>
#define YY_NO_UNISTD_H 1
#endif

#define MAX_INCLUDE_DEPTH 10
YY_BUFFER_STATE include_stack[MAX_INCLUDE_DEPTH];
char include_filename_stack[MAX_INCLUDE_DEPTH][32];
int include_linenum_stack[MAX_INCLUDE_DEPTH];
int include_stack_ptr = 0;

int line_num = 1;
char* yyfilename;




#line 665 "lex.yy.c"

#define INITIAL 0
#define incl 1
#define ERROR 2

#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 );

/* Macros after this point can all be overridden by user definitions in
 * section 1.
 */

#ifndef YY_SKIP_YYWRAP
#ifdef __cplusplus
extern "C" int yywrap (void );
#else
extern int yywrap (void );
#endif
#endif

    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 (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_LVALUE->yy_is_interactive ) \
                { \
                int c = '*'; \
                size_t n; \
                for ( n = 0; n < max_size && \
                             (c = getc( yyin )) != EOF && c != '\n'; ++n ) \
                        buf[n] = (char) c; \
                if ( c == '\n' ) \
                        buf[n++] = (char) c; \
                if ( c == EOF && ferror( yyin ) ) \
                        YY_FATAL_ERROR( "input in flex scanner failed" ); \
                result = n; \
                } \
        else \
                { \
                errno=0; \
                while ( (result = fread(buf, 1, max_size, yyin))==0 && ferror(yyin)) \
                        { \
                        if( errno != EINTR) \
                                { \
                                YY_FATAL_ERROR( "input in flex scanner failed" ); \
                                break; \
                                } \
                        errno=0; \
                        clearerr(yyin); \
                        } \
                }\
\

#endif

/* No semi-colon after return; correct usage is to write "yyterminate();" -
 * we don't want an extra ';' after the "return" because that will cause
 * some compilers to complain about unreachable statements.
 */
#ifndef yyterminate
#define yyterminate() return YY_NULL
#endif

/* Number of entries by which start-condition stack grows. */
#ifndef YY_START_STACK_INCR
#define YY_START_STACK_INCR 25
#endif

/* Report a fatal error. */
#ifndef YY_FATAL_ERROR
#define YY_FATAL_ERROR(msg) yy_fatal_error( msg )
#endif

/* end tables serialization structures and prototypes */

/* Default declaration of generated scanner - a define so the user can
 * easily add parameters.
 */
#ifndef YY_DECL
#define YY_DECL_IS_OURS 1

extern int yylex (void);

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

/* Code executed at the beginning of each rule, after yytext and yyleng
 * have been set up.
 */
#ifndef YY_USER_ACTION
#define YY_USER_ACTION
#endif

/* Code executed at the end of each rule. */
#ifndef YY_BREAK
#define YY_BREAK 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;
    
#line 49 "parser.l"


#line 823 "lex.yy.c"

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

#ifdef YY_USER_INIT
                YY_USER_INIT;
#endif

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

                if ( ! yyin )
                        yyin = stdin;

                if ( ! yyout )
                        yyout = stdout;

                if ( ! YY_CURRENT_BUFFER ) {
                        yyensure_buffer_stack ();
                        YY_CURRENT_BUFFER_LVALUE =
                                yy_create_buffer(yyin,YY_BUF_SIZE );
                }

                yy_load_buffer_state( );
                }

        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 >= 283 )
                                        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] != 326 );

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 51 "parser.l"
//ignore whitespaces
        YY_BREAK
case 2:
YY_RULE_SETUP
#line 53 "parser.l"
{ yylval.dval=atof(yytext); return NUMBER; }
        YY_BREAK
case 3:
YY_RULE_SETUP
#line 56 "parser.l"
{ return LE; }
        YY_BREAK
case 4:
YY_RULE_SETUP
#line 57 "parser.l"
{ return GE; }
        YY_BREAK
case 5:
YY_RULE_SETUP
#line 58 "parser.l"
{ return NE; }
        YY_BREAK
case 6:
YY_RULE_SETUP
#line 59 "parser.l"
{ return EQ; }
        YY_BREAK
case 7:
/* rule 7 can match eol */
*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
#line 61 "parser.l"
{ }    // comments - ignore
        YY_BREAK
case 8:
YY_RULE_SETUP
#line 63 "parser.l"
{ return MARKER; } // reserved elements
        YY_BREAK
case 9:
YY_RULE_SETUP
#line 64 "parser.l"
{ return DRIFT; }
        YY_BREAK
case 10:
YY_RULE_SETUP
#line 65 "parser.l"
{ return RF; }
        YY_BREAK
case 11:
YY_RULE_SETUP
#line 66 "parser.l"
{ return DIPOLE; }
        YY_BREAK
case 12:
YY_RULE_SETUP
#line 67 "parser.l"
{ return SBEND; } 
        YY_BREAK
case 13:
YY_RULE_SETUP
#line 68 "parser.l"
{return RBEND; }
        YY_BREAK
case 14:
YY_RULE_SETUP
#line 69 "parser.l"
{ return HKICK; }
        YY_BREAK
case 15:
YY_RULE_SETUP
#line 70 "parser.l"
{ return VKICK; }
        YY_BREAK
case 16:
YY_RULE_SETUP
#line 71 "parser.l"
{ return KICK; } 
        YY_BREAK
case 17:
YY_RULE_SETUP
#line 72 "parser.l"
{ return QUADRUPOLE; }
        YY_BREAK
case 18:
YY_RULE_SETUP
#line 73 "parser.l"
{ return SEXTUPOLE; }
        YY_BREAK
case 19:
YY_RULE_SETUP
#line 74 "parser.l"
{ return OCTUPOLE; }
        YY_BREAK
case 20:
YY_RULE_SETUP
#line 75 "parser.l"
{ return MULTIPOLE; }
        YY_BREAK
case 21:
YY_RULE_SETUP
#line 76 "parser.l"
{ return SOLENOID; }
        YY_BREAK
case 22:
YY_RULE_SETUP
#line 77 "parser.l"
{ return RCOL;}
        YY_BREAK
case 23:
YY_RULE_SETUP
#line 78 "parser.l"
{ return ECOL; } 
        YY_BREAK
case 24:
YY_RULE_SETUP
#line 79 "parser.l"
{ return ELEMENT; }
        YY_BREAK
case 25:
YY_RULE_SETUP
#line 80 "parser.l"
{ return TRANSFORM3D ; }
        YY_BREAK
case 26:
YY_RULE_SETUP
#line 81 "parser.l"
{ return COLLIMATOR; }
        YY_BREAK
case 27:
YY_RULE_SETUP
#line 82 "parser.l"
{ return PIPE; }
        YY_BREAK
case 28:
YY_RULE_SETUP
#line 83 "parser.l"
{ return GAS; }
        YY_BREAK
case 29:
YY_RULE_SETUP
#line 84 "parser.l"
{ return TUNNEL; }
        YY_BREAK
case 30:
YY_RULE_SETUP
#line 85 "parser.l"
{ return MATERIAL; }
        YY_BREAK
case 31:
YY_RULE_SETUP
#line 86 "parser.l"
{ return ATOM; }
        YY_BREAK
case 32:
YY_RULE_SETUP
#line 87 "parser.l"
{ return LASER; }
        YY_BREAK
case 33:
YY_RULE_SETUP
#line 89 "parser.l"
{ return LINE; } 
        YY_BREAK
case 34:
YY_RULE_SETUP
#line 91 "parser.l"
{return APERTURE; } // reserved keywords
        YY_BREAK
case 35:
YY_RULE_SETUP
#line 92 "parser.l"
{ return FILENAME; }
        YY_BREAK
case 36:
YY_RULE_SETUP
#line 93 "parser.l"
{ return PERIOD; }
        YY_BREAK
case 37:
YY_RULE_SETUP
#line 94 "parser.l"
{ return RANGE; }
        YY_BREAK
case 38:
YY_RULE_SETUP
#line 95 "parser.l"
{ return CUT; }
        YY_BREAK
case 39:
YY_RULE_SETUP
#line 97 "parser.l"
{ return IF; }
        YY_BREAK
case 40:
YY_RULE_SETUP
#line 98 "parser.l"
{ return FOR; }
        YY_BREAK
case 41:
YY_RULE_SETUP
#line 99 "parser.l"
{ return ELSE; } 
        YY_BREAK
case 42:
YY_RULE_SETUP
#line 100 "parser.l"
{ return BEGN; }
        YY_BREAK
case 43:
YY_RULE_SETUP
#line 101 "parser.l"
{ return END; }
        YY_BREAK
case 44:
YY_RULE_SETUP
#line 104 "parser.l"
BEGIN(incl);  //reserved commands
        YY_BREAK
case 45:
YY_RULE_SETUP
#line 106 "parser.l"
{ return BEAM; }
        YY_BREAK
case 46:
YY_RULE_SETUP
#line 107 "parser.l"
{ return OPTION; }
        YY_BREAK
case 47:
YY_RULE_SETUP
#line 108 "parser.l"
{ return PRINT; }
        YY_BREAK
case 48:
YY_RULE_SETUP
#line 109 "parser.l"
{ return ECHO; }
        YY_BREAK
case 49:
YY_RULE_SETUP
#line 110 "parser.l"
{ return STOP; }
        YY_BREAK
case 50:
YY_RULE_SETUP
#line 111 "parser.l"
{return STOP;}
        YY_BREAK
case 51:
YY_RULE_SETUP
#line 112 "parser.l"
{ return USE; }
        YY_BREAK
case 52:
YY_RULE_SETUP
#line 113 "parser.l"
{ return SAMPLE; }
        YY_BREAK
case 53:
YY_RULE_SETUP
#line 114 "parser.l"
{ return CSAMPLE; }
        YY_BREAK
case 54:
YY_RULE_SETUP
#line 115 "parser.l"
{ return BETA0; } 
        YY_BREAK
case 55:
YY_RULE_SETUP
#line 116 "parser.l"
{ return TWISS; }
        YY_BREAK
case 56:
YY_RULE_SETUP
#line 117 "parser.l"
{ return DUMP; }
        YY_BREAK
case 57:
/* rule 57 can match eol */
YY_RULE_SETUP
#line 119 "parser.l"
{
  //strip quotes
  
  yylval.str=yytext+1;
  yylval.str[strlen(yylval.str)-1]='\0';
  return STR; 
}
        YY_BREAK
case 58:
YY_RULE_SETUP
#line 127 "parser.l"
{ return '=';}  // alternative assignment 
        YY_BREAK
case 59:
YY_RULE_SETUP
#line 129 "parser.l"
{
     struct symtab *sp = symlook(yytext);
     yylval.symp=sp;
     if(sp->funcptr)
       return FUNC;
     else 
     if(sp->type == _ARRAY)
       return VECVAR;
     else
       return VARIABLE; 
}
        YY_BREAK
case 60:
YY_RULE_SETUP
#line 140 "parser.l"
{ return yytext[0]; }
        YY_BREAK
case 61:
YY_RULE_SETUP
#line 142 "parser.l"
// eat the whitespace
        YY_BREAK
case 62:
YY_RULE_SETUP
#line 143 "parser.l"
{
  printf("reading file %s \n",yytext);
  if( include_stack_ptr >= MAX_INCLUDE_DEPTH )
    {
      fprintf(stderr , "Error : Include depth exceeds %d\n",MAX_INCLUDE_DEPTH);
      exit(1);
    }
  else
    {
      yyin = fopen(yytext, "r");
      if(yyin)
        {
          //printf("saving to stack buffer n %d, file %s\n",include_stack_ptr,yyfilename );
          // save info to the stack and load new buffer
          include_linenum_stack[include_stack_ptr] = line_num;
          line_num = 1;
          strncpy(include_filename_stack[include_stack_ptr], yyfilename, 32);
          strncpy(yyfilename,yytext,32); 
          include_stack[include_stack_ptr++] = YY_CURRENT_BUFFER;
          strncpy(include_filename_stack[include_stack_ptr], yyfilename, 32);
          yy_switch_to_buffer(yy_create_buffer(yyin,YY_BUF_SIZE ) );
          //printf("done saving to stack\n");
        }
      else
        {
          fprintf(stderr, "Error : can't open %s\n", yytext);
          exit(1);
        }
    }
  BEGIN(INITIAL);
}
        YY_BREAK
case YY_STATE_EOF(INITIAL):
case YY_STATE_EOF(incl):
case YY_STATE_EOF(ERROR):
#line 175 "parser.l"
{
  if (--include_stack_ptr < 0)
    {
      yyterminate();
    }
  else
    {
      // restore the previous buffer info
      //printf("switching to previous buffer with %s\n", include_filename_stack[include_stack_ptr]);
      yy_delete_buffer(YY_CURRENT_BUFFER);
      yy_switch_to_buffer(include_stack[include_stack_ptr]);
      strncpy( yyfilename, include_filename_stack[include_stack_ptr], 32) ;
      line_num = include_linenum_stack[include_stack_ptr];
      
    }
}
        YY_BREAK
case 63:
/* rule 63 can match eol */
YY_RULE_SETUP
#line 192 "parser.l"
line_num++;
        YY_BREAK
case 64:
YY_RULE_SETUP
#line 193 "parser.l"
ECHO;
        YY_BREAK
#line 1299 "lex.yy.c"

        case YY_END_OF_BUFFER:
                {
                /* Amount of text matched not including the EOB char. */
                int yy_amount_of_matched_text = (int) (yy_cp - (yytext_ptr)) - 1;

                /* Undo the effects of YY_DO_BEFORE_ACTION. */
                *yy_cp = (yy_hold_char);
                YY_RESTORE_YY_MORE_OFFSET

                if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_NEW )
                        {
                        /* We're scanning a new file or input source.  It's
                         * possible that this happened because the user
                         * just pointed yyin at a new source and called
                         * yylex().  If so, then we have to assure
                         * consistency between YY_CURRENT_BUFFER and our
                         * globals.  Here is the right place to do so, because
                         * this is the first action (other than possibly a
                         * back-up) that will match for the new input source.
                         */
                        (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
                        YY_CURRENT_BUFFER_LVALUE->yy_input_file = yyin;
                        YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = YY_BUFFER_NORMAL;
                        }

                /* Note that here we test for yy_c_buf_p "<=" to the position
                 * of the first EOB in the buffer, since yy_c_buf_p will
                 * already have been incremented past the NUL character
                 * (since all states make transitions on EOB to the
                 * end-of-buffer state).  Contrast this with the test
                 * in input().
                 */
                if ( (yy_c_buf_p) <= &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] )
                        { /* This was really a NUL. */
                        yy_state_type yy_next_state;

                        (yy_c_buf_p) = (yytext_ptr) + yy_amount_of_matched_text;

                        yy_current_state = yy_get_previous_state(  );

                        /* Okay, we're now positioned to make the NUL
                         * transition.  We couldn't have
                         * yy_get_previous_state() go ahead and do it
                         * for us because it doesn't know how to deal
                         * with the possibility of jamming (and we don't
                         * want to build jamming into it because then it
                         * will run more slowly).
                         */

                        yy_next_state = yy_try_NUL_trans( yy_current_state );

                        yy_bp = (yytext_ptr) + YY_MORE_ADJ;

                        if ( yy_next_state )
                                {
                                /* Consume the NUL. */
                                yy_cp = ++(yy_c_buf_p);
                                yy_current_state = yy_next_state;
                                goto yy_match;
                                }

                        else
                                {
                                yy_cp = (yy_c_buf_p);
                                goto yy_find_action;
                                }
                        }

                else switch ( yy_get_next_buffer(  ) )
                        {
                        case EOB_ACT_END_OF_FILE:
                                {
                                (yy_did_buffer_switch_on_eof) = 0;

                                if ( yywrap( ) )
                                        {
                                        /* Note: because we've taken care in
                                         * yy_get_next_buffer() to have set up
                                         * yytext, we can now set up
                                         * yy_c_buf_p so that if some total
                                         * hoser (like flex itself) wants to
                                         * call the scanner after we return the
                                         * YY_NULL, it'll still work - another
                                         * YY_NULL will get returned.
                                         */
                                        (yy_c_buf_p) = (yytext_ptr) + YY_MORE_ADJ;

                                        yy_act = YY_STATE_EOF(YY_START);
                                        goto do_action;
                                        }

                                else
                                        {
                                        if ( ! (yy_did_buffer_switch_on_eof) )
                                                YY_NEW_FILE;
                                        }
                                break;
                                }

                        case EOB_ACT_CONTINUE_SCAN:
                                (yy_c_buf_p) =
                                        (yytext_ptr) + yy_amount_of_matched_text;

                                yy_current_state = yy_get_previous_state(  );

                                yy_cp = (yy_c_buf_p);
                                yy_bp = (yytext_ptr) + YY_MORE_ADJ;
                                goto yy_match;

                        case EOB_ACT_LAST_MATCH:
                                (yy_c_buf_p) =
                                &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)];

                                yy_current_state = yy_get_previous_state(  );

                                yy_cp = (yy_c_buf_p);
                                yy_bp = (yytext_ptr) + YY_MORE_ADJ;
                                goto yy_find_action;
                        }
                break;
                }

        default:
                YY_FATAL_ERROR(
                        "fatal flex scanner internal error--no action found" );
        } /* end of action switch */
                } /* end of scanning one token */
} /* end of yylex */

/* yy_get_next_buffer - try to read in a new buffer
 *
 * Returns a code representing an action:
 *      EOB_ACT_LAST_MATCH -
 *      EOB_ACT_CONTINUE_SCAN - continue scanning from current position
 *      EOB_ACT_END_OF_FILE - end of file
 */
static int yy_get_next_buffer (void)
{
        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. */
                                        yyrealloc((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;
                        yyrestart(yyin  );
                        }

                else
                        {
                        ret_val = EOB_ACT_LAST_MATCH;
                        YY_CURRENT_BUFFER_LVALUE->yy_buffer_status =
                                YY_BUFFER_EOF_PENDING;
                        }
                }

        else
                ret_val = EOB_ACT_CONTINUE_SCAN;

        (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 >= 283 )
                                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 >= 283 )
                        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 == 282);

        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 yytext */
        *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. */
                                        yyrestart(yyin );

                                        /*FALLTHROUGH*/

                                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;
}
#endif  /* ifndef YY_NO_INPUT */

    void yyrestart  (FILE * input_file )
{
    
        if ( ! YY_CURRENT_BUFFER ){
        yyensure_buffer_stack ();
                YY_CURRENT_BUFFER_LVALUE =
            yy_create_buffer(yyin,YY_BUF_SIZE );
        }

        yy_init_buffer(YY_CURRENT_BUFFER,input_file );
        yy_load_buffer_state( );
}

    void yy_switch_to_buffer  (YY_BUFFER_STATE  new_buffer )
{
    
        /* TODO. We should be able to replace this entire function body
         * with
         *              yypop_buffer_state();
         *              yypush_buffer_state(new_buffer);
     */
        yyensure_buffer_stack ();
        if ( YY_CURRENT_BUFFER == new_buffer )
                return;

        if ( YY_CURRENT_BUFFER )
                {
                /* Flush out information for old buffer. */
                *(yy_c_buf_p) = (yy_hold_char);
                YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p);
                YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
                }

        YY_CURRENT_BUFFER_LVALUE = new_buffer;
        yy_load_buffer_state( );

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

static void yy_load_buffer_state  (void)
{
        (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
        (yytext_ptr) = (yy_c_buf_p) = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos;
        yyin = YY_CURRENT_BUFFER_LVALUE->yy_input_file;
        (yy_hold_char) = *(yy_c_buf_p);
}

    YY_BUFFER_STATE yy_create_buffer  (FILE * file, int  size )
{
        YY_BUFFER_STATE b;
    
        b = (YY_BUFFER_STATE) yyalloc(sizeof( struct yy_buffer_state )  );
        if ( ! b )
                YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );

        b->yy_buf_size = size;

        /* yy_ch_buf has to be 2 characters longer than the size given because
         * we need to put in 2 end-of-buffer characters.
         */
        b->yy_ch_buf = (char *) yyalloc(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;
}

    void yy_delete_buffer (YY_BUFFER_STATE  b )
{
    
        if ( ! b )
                return;

        if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */
                YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0;

        if ( b->yy_is_our_buffer )
                yyfree((void *) b->yy_ch_buf  );

        yyfree((void *) b  );
}

#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 yyrestart() or at EOF.
 */
    static void yy_init_buffer  (YY_BUFFER_STATE  b, FILE * file )

{
        int oerrno = errno;
    
        yy_flush_buffer(b );

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

    /* If b is the current buffer, then yy_init_buffer was _probably_
     * called from yyrestart() or through yy_get_next_buffer.
     * In that case, we don't want to reset the lineno or column.
     */
    if (b != YY_CURRENT_BUFFER){
        b->yy_bs_lineno = 1;
        b->yy_bs_column = 0;
    }

        b->yy_is_interactive = file ? (isatty( fileno(file) ) > 0) : 0;
    
        errno = oerrno;
}

    void yy_flush_buffer (YY_BUFFER_STATE  b )
{
        if ( ! b )
                return;

        b->yy_n_chars = 0;

        /* We always need two end-of-buffer characters.  The first causes
         * a transition to the end-of-buffer state.  The second causes
         * a jam in that state.
         */
        b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR;
        b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR;

        b->yy_buf_pos = &b->yy_ch_buf[0];

        b->yy_at_bol = 1;
        b->yy_buffer_status = YY_BUFFER_NEW;

        if ( b == YY_CURRENT_BUFFER )
                yy_load_buffer_state( );
}

void yypush_buffer_state (YY_BUFFER_STATE new_buffer )
{
        if (new_buffer == NULL)
                return;

        yyensure_buffer_stack();

        /* This block is copied from yy_switch_to_buffer. */
        if ( YY_CURRENT_BUFFER )
                {
                /* Flush out information for old buffer. */
                *(yy_c_buf_p) = (yy_hold_char);
                YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p);
                YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
                }

        /* Only push if top exists. Otherwise, replace top. */
        if (YY_CURRENT_BUFFER)
                (yy_buffer_stack_top)++;
        YY_CURRENT_BUFFER_LVALUE = new_buffer;

        /* copied from yy_switch_to_buffer. */
        yy_load_buffer_state( );
        (yy_did_buffer_switch_on_eof) = 1;
}

void yypop_buffer_state (void)
{
        if (!YY_CURRENT_BUFFER)
                return;

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

        if (YY_CURRENT_BUFFER) {
                yy_load_buffer_state( );
                (yy_did_buffer_switch_on_eof) = 1;
        }
}

/* Allocates the stack if it does not exist.
 *  Guarantees space for at least one push.
 */
static void yyensure_buffer_stack (void)
{
        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**)yyalloc
                                                                (num_to_alloc * sizeof(struct yy_buffer_state*)
                                                                );
                
                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**)yyrealloc
                                                                ((yy_buffer_stack),
                                                                num_to_alloc * sizeof(struct yy_buffer_state*)
                                                                );

                /* 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;
        }
}

YY_BUFFER_STATE yy_scan_buffer  (char * base, yy_size_t  size )
{
        YY_BUFFER_STATE b;
    
        if ( size < 2 ||
             base[size-2] != YY_END_OF_BUFFER_CHAR ||
             base[size-1] != YY_END_OF_BUFFER_CHAR )
                /* They forgot to leave room for the EOB's. */
                return 0;

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

        b->yy_buf_size = 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;
}

YY_BUFFER_STATE yy_scan_string (yyconst char * yystr )
{
    
        return yy_scan_bytes(yystr,strlen(yystr) );
}

YY_BUFFER_STATE yy_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 *) yyalloc(n  );
        if ( ! buf )
                YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" );

        for ( i = 0; i < _yybytes_len; ++i )
                buf[i] = yybytes[i];

        buf[_yybytes_len] = buf[_yybytes_len+1] = YY_END_OF_BUFFER_CHAR;

        b = yy_scan_buffer(buf,n );
        if ( ! b )
                YY_FATAL_ERROR( "bad buffer in yy_scan_bytes()" );

        /* It's okay to grow etc. this buffer, and we should throw it
         * away when we're done.
         */
        b->yy_is_our_buffer = 1;

        return b;
}

#ifndef YY_EXIT_FAILURE
#define YY_EXIT_FAILURE 2
#endif

static void 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 yytext. */ \
        int yyless_macro_arg = (n); \
        YY_LESS_LINENO(yyless_macro_arg);\
                yytext[yyleng] = (yy_hold_char); \
                (yy_c_buf_p) = yytext + yyless_macro_arg; \
                (yy_hold_char) = *(yy_c_buf_p); \
                *(yy_c_buf_p) = '\0'; \
                yyleng = yyless_macro_arg; \
                } \
        while ( 0 )

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

int yyget_lineno  (void)
{
        
    return yylineno;
}

FILE *yyget_in  (void)
{
        return yyin;
}

FILE *yyget_out  (void)
{
        return yyout;
}

int yyget_leng  (void)
{
        return yyleng;
}

char *yyget_text  (void)
{
        return yytext;
}

void yyset_lineno (int  line_number )
{
    
    yylineno = line_number;
}

void yyset_in (FILE *  in_str )
{
        yyin = in_str ;
}

void yyset_out (FILE *  out_str )
{
        yyout = out_str ;
}

int yyget_debug  (void)
{
        return yy_flex_debug;
}

void yyset_debug (int  bdebug )
{
        yy_flex_debug = bdebug ;
}

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

    (yy_buffer_stack) = 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
    yyin = stdin;
    yyout = stdout;
#else
    yyin = (FILE *) 0;
    yyout = (FILE *) 0;
#endif

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

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

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

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

    return 0;
}

/*
 * Internal utility routines.
 */

#ifndef yytext_ptr
static void yy_flex_strncpy (char* s1, 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 *yyalloc (yy_size_t  size )
{
        return (void *) malloc( size );
}

void *yyrealloc  (void * ptr, yy_size_t  size )
{
        /* The cast to (char *) in the following accommodates both
         * implementations that use char* generic pointers, and those
         * that use void* generic pointers.  It works with the latter
         * because both ANSI C and C++ allow castless assignment from
         * any pointer type to void*, and deal with argument conversions
         * as though doing an assignment.
         */
        return (void *) realloc( (char *) ptr, size );
}

void yyfree (void * ptr )
{
        free( (char *) ptr );   /* see yyrealloc() for (char *) cast */
}

#define YYTABLES_NAME "yytables"

#line 193 "parser.l"




struct symtab * symlook(char *s)
{
  struct symtab *sp;
  for( sp=symtab;sp<&symtab[NSYMS];sp++) {
    if(sp->name && !strcmp(sp->name,s)) return sp;
    if(!sp->name) {sp->name=strdup(s); return sp;}
  }
  yyerror("too many symbols");
  exit(1);
}

---