---

AtomLexer.C

Go to the documentation of this file.

/* A lexical scanner generated by flex */

/* Scanner skeleton version:
 * $Header: /home/cvs/vmd/cvsroot/vmd/src/AtomLexer.C,v 1.22 2019/01/17 21:20:58 johns Exp $
 */

#define FLEX_SCANNER
#define YY_FLEX_MAJOR_VERSION 2
#define YY_FLEX_MINOR_VERSION 5

#include <stdio.h>


/* cfront 1.2 defines "c_plusplus" instead of "__cplusplus" */
#ifdef c_plusplus
#ifndef __cplusplus
#define __cplusplus
#endif
#endif


#ifdef __cplusplus

#include <stdlib.h>
// #include <unistd.h>

/* Use prototypes in function declarations. */
#define YY_USE_PROTOS

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

#else   /* ! __cplusplus */

#if 1
// #if __STDC__

#define YY_USE_PROTOS
#define YY_USE_CONST

#endif  /* __STDC__ */
#endif  /* ! __cplusplus */

#ifdef __TURBOC__
 #pragma warn -rch
 #pragma warn -use
#include <io.h>
#include <stdlib.h>
#define YY_USE_CONST
#define YY_USE_PROTOS
#endif

#ifdef YY_USE_CONST
#define yyconst const
#else
#define yyconst
#endif


#ifdef YY_USE_PROTOS
#define YY_PROTO(proto) proto
#else
#define YY_PROTO(proto) ()
#endif

/* Returned upon end-of-file. */
#define YY_NULL 0

/* Promotes a possibly negative, possibly signed char to an unsigned
 * integer for use as an array index.  If the signed char is negative,
 * we want to instead treat it as an 8-bit unsigned char, hence the
 * double cast.
 */
#define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c)

/* Enter a start condition.  This macro really ought to take a parameter,
 * but we do it the disgusting crufty way forced on us by the ()-less
 * definition of BEGIN.
 */
#define BEGIN yy_start = 1 + 2 *

/* Translate the current start state into a value that can be later handed
 * to BEGIN to return to the state.  The YYSTATE alias is for lex
 * compatibility.
 */
#define YY_START ((yy_start - 1) / 2)
#define YYSTATE YY_START

/* Action number for EOF rule of a given start state. */
#define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1)

/* Special action meaning "start processing a new file". */
#define YY_NEW_FILE yyrestart( yyin )

#define YY_END_OF_BUFFER_CHAR 0

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

typedef struct yy_buffer_state *YY_BUFFER_STATE;

extern int yyleng;
extern FILE *yyin, *yyout;

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

/* The funky do-while in the following #define is used to turn the definition
 * int a single C statement (which needs a semi-colon terminator).  This
 * avoids problems with code like:
 *
 *      if ( condition_holds )
 *              yyless( 5 );
 *      else
 *              do_something_else();
 *
 * Prior to using the do-while the compiler would get upset at the
 * "else" because it interpreted the "if" statement as being all
 * done when it reached the ';' after the yyless() call.
 */

/* Return all but the first 'n' matched characters back to the input stream. */

#define yyless(n) \
        do \
                { \
                /* Undo effects of setting up yytext. */ \
                *yy_cp = yy_hold_char; \
                YY_RESTORE_YY_MORE_OFFSET \
                yy_c_buf_p = yy_cp = yy_bp + n - YY_MORE_ADJ; \
                YY_DO_BEFORE_ACTION; /* set up yytext again */ \
                } \
        while ( 0 )

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

/* The following is because we cannot portably get our hands on size_t
 * (without autoconf's help, which isn't available because we want
 * flex-generated scanners to compile on their own).
 */
typedef unsigned int yy_size_t;


struct yy_buffer_state
        {
        FILE *yy_input_file;

        char *yy_ch_buf;                /* input buffer */
        char *yy_buf_pos;               /* current position in input buffer */

        /* Size of input buffer in bytes, not including room for EOB
         * characters.
         */
        yy_size_t yy_buf_size;

        /* Number of characters read into yy_ch_buf, not including EOB
         * characters.
         */
        int yy_n_chars;

        /* Whether we "own" the buffer - i.e., we know we created it,
         * and can realloc() it to grow it, and should free() it to
         * delete it.
         */
        int yy_is_our_buffer;

        /* Whether this is an "interactive" input source; if so, and
         * if we're using stdio for input, then we want to use getc()
         * instead of fread(), to make sure we stop fetching input after
         * each newline.
         */
        int yy_is_interactive;

        /* Whether we're considered to be at the beginning of a line.
         * If so, '^' rules will be active on the next match, otherwise
         * not.
         */
        int yy_at_bol;

        /* Whether to try to fill the input buffer when we reach the
         * end of it.
         */
        int yy_fill_buffer;

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

static YY_BUFFER_STATE yy_current_buffer = 0;

/* We provide macros for accessing buffer states in case in the
 * future we want to put the buffer states in a more general
 * "scanner state".
 */
#define YY_CURRENT_BUFFER yy_current_buffer


/* yy_hold_char holds the character lost when yytext is formed. */
static char yy_hold_char;

static int yy_n_chars;          /* number of characters read into yy_ch_buf */


int yyleng;

/* Points to current character in buffer. */
static char *yy_c_buf_p = (char *) 0;
static int yy_init = 1;         /* whether we need to initialize */
static int yy_start = 0;        /* start state number */

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

void yyrestart YY_PROTO(( FILE *input_file ));

void yy_switch_to_buffer YY_PROTO(( YY_BUFFER_STATE new_buffer ));
void yy_load_buffer_state YY_PROTO(( void ));
YY_BUFFER_STATE yy_create_buffer YY_PROTO(( FILE *file, int size ));
void yy_delete_buffer YY_PROTO(( YY_BUFFER_STATE b ));
void yy_init_buffer YY_PROTO(( YY_BUFFER_STATE b, FILE *file ));
void yy_flush_buffer YY_PROTO(( YY_BUFFER_STATE b ));
#define YY_FLUSH_BUFFER yy_flush_buffer( yy_current_buffer )

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

static void *yy_flex_alloc YY_PROTO(( yy_size_t ));
static void *yy_flex_realloc YY_PROTO(( void *, yy_size_t ));
static void yy_flex_free YY_PROTO(( void * ));

#define yy_new_buffer yy_create_buffer

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

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

#define YY_AT_BOL() (yy_current_buffer->yy_at_bol)

typedef unsigned char YY_CHAR;
FILE *yyin = (FILE *) 0, *yyout = (FILE *) 0;
typedef int yy_state_type;
extern char *yytext;
#define yytext_ptr yytext

static yy_state_type yy_get_previous_state YY_PROTO(( void ));
static yy_state_type yy_try_NUL_trans YY_PROTO(( yy_state_type current_state ));
static int yy_get_next_buffer YY_PROTO(( void ));
static void yy_fatal_error YY_PROTO(( yyconst char msg[] ));

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

#define YY_NUM_RULES 51
#define YY_END_OF_BUFFER 52
static yyconst short int yy_accept[155] =
    {   0,
        0,    0,   52,   50,   46,   46,   50,   23,   49,   43,
       50,   24,    2,    3,   42,   39,   40,   50,   41,   48,
       20,   25,   28,   30,   49,   49,   44,   49,   49,   49,
       49,   49,   49,   49,   49,   49,   49,   49,   49,   49,
       50,   31,   23,   21,   23,   49,    4,   24,   22,   24,
       45,    0,    1,   47,    1,   48,   26,   27,   38,   29,
       49,   47,   49,   49,   49,   16,   34,   49,   49,   35,
       36,   33,   32,   49,   37,   49,   13,    5,   49,   49,
       49,   17,   49,   49,    5,   21,   23,   22,   24,   17,
        0,   47,   47,   47,   47,    4,   49,   49,   49,   49,

        6,   49,   49,   49,   49,   49,    0,    0,    0,    0,
        0,    1,   49,   14,   49,   49,   49,   49,   15,   49,
       49,    0,    0,   49,   49,   49,   49,   49,   18,   49,
       49,   49,   49,   49,   49,    7,   49,   49,   19,   49,
       49,   49,    8,   49,    9,   12,   49,   49,   49,   49,
       49,   11,   10,    0
    } ;

static yyconst int 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,    1,    6,    7,    8,    9,   10,
       11,   12,   13,    1,   14,   15,   16,   17,   17,   17,
       17,   17,   17,   17,   17,   17,   17,   18,    1,   19,
       20,   21,    1,   22,   23,   23,   23,   23,   24,   23,
       23,   23,   23,   23,   23,   23,   23,   23,   23,   23,
       23,   23,   23,   23,   23,   23,   23,   23,   23,   23,
        1,   25,    1,   26,   23,    1,   27,   28,   23,   29,

       30,   31,   32,   33,   34,   23,   23,   35,   36,   37,
       38,   39,   40,   41,   42,   43,   23,   23,   44,   45,
       23,   46,   47,   48,   49,   50,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,

        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    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 int yy_meta[51] =
    {   0,
        1,    1,    1,    1,    2,    1,    1,    1,    2,    1,
        1,    1,    1,    1,    3,    1,    4,    1,    1,    1,
        1,    1,    4,    4,    1,    1,    4,    4,    4,    4,
        4,    4,    4,    4,    4,    4,    4,    4,    4,    4,
        4,    4,    4,    4,    4,    4,    1,    1,    1,    1
    } ;

static yyconst short int yy_base[167] =
    {   0,
        0,    0,  323,  386,  386,  386,  286,   46,    0,  386,
      286,   43,  386,  386,  279,  386,  386,   38,  386,   39,
      386,  253,   37,  246,    0,   53,  386,   55,   36,   24,
       37,   47,   56,   58,   68,   66,   70,   64,   76,   82,
      162,  386,   77,  386,  106,    0,  386,   50,  386,   60,
      386,  184,  103,  178,  153,  106,  386,  386,  386,  386,
        0,  117,  120,   93,   99,   95,   97,  101,  109,  107,
      111,  113,  115,  117,  129,  121,  123,  130,  131,  132,
      140,  141,  149,  147,  386,  156,  175,  176,  178,  386,
      179,  125,    0,  189,    0,  160,  170,  169,  172,  178,

      179,  188,  186,  187,  190,  200,  183,  221,  225,  226,
      123,  100,  201,  199,  211,  210,  212,  219,  220,  228,
      226,  234,  255,  234,  232,  235,  242,  244,  245,  246,
      255,  253,  256,  266,  259,  274,  267,  270,  273,  276,
      284,  282,  280,  291,  290,  292,  293,  294,  308,  309,
      301,  305,  307,  386,  351,   82,  355,  358,   59,  361,
      364,  367,  370,  374,  378,  381
    } ;

static yyconst short int yy_def[167] =
    {   0,
      154,    1,  154,  154,  154,  154,  154,  155,  156,  154,
      154,  157,  154,  154,  154,  154,  154,  154,  154,  158,
      154,  154,  154,  154,  159,  160,  154,  160,   28,   28,
       28,   28,   28,   28,   28,   28,   28,   28,   28,   28,
      154,  154,  155,  154,  155,  156,  154,  157,  154,  157,
      154,  154,  154,  161,  154,  158,  154,  154,  154,  154,
      159,  162,  163,   28,   28,   28,   28,   28,   28,   28,
       28,   28,   28,   28,   28,   28,   28,   28,   28,   28,
       28,   28,   28,   28,  154,  164,  155,  165,  157,  154,
      154,  161,  166,  162,  162,   28,   28,   28,   28,   28,

       28,   28,   28,   28,   28,   28,  164,  164,  165,  165,
      154,  154,   28,   28,   28,   28,   28,   28,   28,   28,
       28,  164,  165,   28,   28,   28,   28,   28,   28,   28,
       28,   28,   28,   28,   28,   28,   28,   28,   28,   28,
       28,   28,   28,   28,   28,   28,   28,   28,   28,   28,
       28,   28,   28,    0,  154,  154,  154,  154,  154,  154,
      154,  154,  154,  154,  154,  154
    } ;

static yyconst short int yy_nxt[437] =
    {   0,
        4,    5,    6,    7,    8,    9,   10,   11,   12,   13,
       14,   15,   16,   17,   18,   19,   20,   21,   22,   23,
       24,   25,   26,   26,    4,   27,   28,   26,   26,   29,
       30,   31,   26,   26,   32,   33,   34,   35,   36,   26,
       37,   38,   39,   40,   26,   26,   13,   41,   14,    4,
       44,   49,   52,   55,   53,   56,   58,   62,   49,   62,
       64,   62,   61,   62,   69,   64,   70,   50,   88,   63,
       45,   63,   64,   64,   50,   67,   72,   64,   64,   71,
       68,   44,   74,   64,   89,   46,   59,   75,   64,   73,
       81,   65,   64,   79,   64,   76,   66,   64,   77,   64,

       64,   45,   64,   80,   64,   64,   64,   64,   78,   64,
       86,   64,   64,   82,   83,   84,  112,   64,   64,   53,
       55,   94,   56,   64,   62,   94,   91,   96,   62,   64,
       87,   64,   91,   64,   64,   64,   64,   64,   64,  112,
       64,   93,   64,   64,   97,   64,   98,   64,   64,   64,
       64,   64,   64,   64,   64,  100,   64,   64,   64,   64,
       44,   99,   64,  101,   64,   64,   64,   64,  103,   53,
       64,   64,   64,   64,  102,  104,   64,   64,  105,   86,
      108,   64,   64,   64,   49,   64,   88,   44,   64,  106,
       64,  111,  111,   94,   93,  112,   64,   94,   90,   87,

      110,   64,   89,  113,  114,   64,   64,  108,   64,   85,
       64,   64,  115,   64,   64,   64,  119,  118,  116,   64,
       64,  117,   64,   64,   64,   86,   64,   64,   64,   64,
      120,   64,  121,   49,   88,   64,   64,   64,   86,  126,
       64,   64,   64,  124,  125,  122,   64,   64,   64,  110,
      123,   64,   64,   64,  127,   64,   64,  129,  122,  130,
      128,   64,   64,   88,   64,   60,  131,   64,  132,   64,
       64,   64,   57,   64,  134,   64,  133,  135,   64,  123,
       64,   64,  136,   64,  138,   64,   64,   64,  137,   64,
       51,   64,   64,   47,   64,   64,   64,   64,  139,  140,

       64,  142,   64,  143,  141,   42,   64,   64,   64,   64,
       64,  144,  145,  146,   64,   64,   64,   64,   64,  147,
       64,   64,  154,   64,  148,   64,   64,   64,   64,  149,
       64,   64,   64,   64,   64,   64,  151,   64,  152,  150,
      154,   64,  153,   64,   64,   64,   64,  154,   64,   64,
       64,   43,   43,   43,   43,   48,   48,   48,   48,   54,
       54,   54,   64,  154,   64,   92,  154,   92,   95,  154,
       95,   63,  154,   63,  107,  107,  107,  107,  109,  109,
      109,  109,   93,  154,   93,    3,  154,  154,  154,  154,
      154,  154,  154,  154,  154,  154,  154,  154,  154,  154,

      154,  154,  154,  154,  154,  154,  154,  154,  154,  154,
      154,  154,  154,  154,  154,  154,  154,  154,  154,  154,
      154,  154,  154,  154,  154,  154,  154,  154,  154,  154,
      154,  154,  154,  154,  154,  154
    } ;

static yyconst short int yy_chk[437] =
    {   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,
        8,   12,   18,   20,   18,   20,   23,   26,   48,   28,
       30,   26,  159,   28,   30,   30,   31,   12,   50,   26,
        8,   28,   29,   31,   48,   29,   32,   29,   31,   31,
       29,   43,   33,   32,   50,  156,   23,   34,   32,   32,
       38,   28,   33,   36,   34,   34,   28,   33,   35,   34,

       38,   43,   36,   37,   35,   38,   37,   36,   35,   35,
       45,   37,   39,   39,   40,   40,  112,   39,   40,   53,
       56,   62,   56,   40,   63,   62,   53,   65,   63,   64,
       45,   66,   53,   67,   64,   65,   66,   68,   67,  111,
       65,   92,   68,   70,   68,   69,   69,   71,   70,   72,
       69,   73,   71,   74,   72,   75,   73,   76,   74,   77,
       86,   74,   76,   76,   77,   75,   78,   79,   80,   55,
       75,   78,   79,   80,   79,   81,   81,   82,   83,   87,
       86,   81,   82,   84,   88,   83,   89,  107,   84,   84,
       83,   91,   91,   94,   54,   91,   96,   94,   52,   87,

       88,   96,   89,   97,   98,   98,   97,  107,   99,   41,
       98,   97,   99,   99,  100,  101,  104,  103,  100,  100,
      101,  102,  103,  104,  102,  108,  105,  103,  104,  102,
      105,  105,  106,  109,  110,  114,  106,  113,  122,  116,
      114,  106,  113,  113,  115,  108,  116,  115,  117,  109,
      110,  116,  115,  117,  117,  118,  119,  120,  122,  121,
      118,  119,  121,  123,  120,   24,  124,  121,  125,  120,
      124,  126,   22,  125,  127,  124,  126,  128,  127,  123,
      128,  129,  130,  127,  132,  128,  129,  130,  131,  132,
       15,  131,  133,   11,  132,  135,  131,  133,  133,  134,

      135,  136,  134,  137,  135,    7,  138,  134,  137,  139,
      136,  138,  140,  141,  139,  136,  143,  140,  142,  142,
      141,  143,    3,  142,  144,  141,  145,  144,  146,  147,
      148,  145,  144,  146,  147,  148,  149,  151,  150,  148,
        0,  152,  151,  153,  149,  150,  152,    0,  153,  149,
      150,  155,  155,  155,  155,  157,  157,  157,  157,  158,
      158,  158,  160,    0,  160,  161,    0,  161,  162,    0,
      162,  163,    0,  163,  164,  164,  164,  164,  165,  165,
      165,  165,  166,    0,  166,  154,  154,  154,  154,  154,
      154,  154,  154,  154,  154,  154,  154,  154,  154,  154,

      154,  154,  154,  154,  154,  154,  154,  154,  154,  154,
      154,  154,  154,  154,  154,  154,  154,  154,  154,  154,
      154,  154,  154,  154,  154,  154,  154,  154,  154,  154,
      154,  154,  154,  154,  154,  154
    } ;

static yy_state_type yy_last_accepting_state;
static char *yy_last_accepting_cpos;

/* The intent behind this definition is that it'll catch
 * any uses of REJECT which flex missed.
 */
#define REJECT reject_used_but_not_detected
#define yymore() yymore_used_but_not_detected
#define YY_MORE_ADJ 0
#define YY_RESTORE_YY_MORE_OFFSET
char *yytext;
#line 1 "AtomLexer.l"
#define INITIAL 0
#line 3 "AtomLexer.l"


/***************************************************************************
 *cr                                                                       
 *cr            (C) Copyright 1995-2019 The Board of Trustees of the           
 *cr                        University of Illinois                       
 *cr                         All Rights Reserved                        
 *cr                                                                   
 ***************************************************************************/

/***************************************************************************
 * RCS INFORMATION:
 *
 *      $RCSfile: AtomLexer.C,v $
 *      $Author: johns $        $Locker:  $             $State: Exp $
 *      $Revision: 1.22 $       $Date: 2019/01/17 21:20:58 $
 *
 ***************************************************************************
 * DESCRIPTION:
 *
 * break atom selection information into its tokens
 *
 ***************************************************************************/


// Avoid compilation problems on Redhat Linux 7.x and Windows.
#define YY_ALWAYS_INTERACTIVE 1

#include <stdlib.h>

#if defined(ARCH_AIX4) || defined(ARCH_AIX3)
#include <strings.h>
#else
#include <string.h>
#endif

#include "AtomParser.h"
#include "y.tab.h"
#include "Inform.h"
#include "SymbolTable.h"

/* redefine the input to come from a string */
#undef input
#undef unput
#if 1
#define YY_NO_INPUT 1
#define YY_NO_UNPUT 1
#define YY_DECL extern "C" int yylex YY_PROTO(( void ))

// this was compiled with flex, so I need a different input mechanism
#undef YY_INPUT
#define YY_INPUT(buf,result,max) { \
        int c = *atomparser_yystring; \
        result = (c == 0) ? YY_NULL : \
        (buf[0] = c, atomparser_yystring++, 1); \
}
#else
// XXX Alternate input/unput routines, no longer used.
#define input() (*atomparser_yystring++)
#define unput(c) (*--atomparser_yystring = c)
#endif

/* Native Solaris lex has its own way of getting input when */
/* using C++; lex_input() */
#if 0
//#if defined(ARCH_SOLARIS2) || defined(ARCH_SOLARIS2_64) || defined(ARCH_SOLARISX86)
#undef lex_input
#define lex_input() input()
#endif

/* Also, GCC on Solaris, and Sun C++ 5.x put "all" in read-only memory */
/* which causes unput to core dump without this special case.          */
/* This may also be a problem for other platforms, don't know yet      */
#if defined(ARCH_SOLARIS2) || defined(ARCH_SOLARIS2_64) || defined(ARCH_SOLARISX86)
#undef unput
#define unput lex_unput_only_if_needed

int lex_unput_only_if_needed(int c) {
  atomparser_yystring--;
  if (c != *atomparser_yystring) {
    *atomparser_yystring = c;
  }
  return c;
}
#endif

#line 95 "AtomLexer.l"
 /* like_1A  catches raw words like 1A, 3', 5*A
                (start with a number and contain an alpha or ', ", or *)
    like_C5' catches ones like C5' O*, O5*
                (starts with an alpha and has a ', ", or *)
  */
 /*  Problem is that * is too easy to confuse, eg, "x* x"
   I won't worry about this until the next rewrite and only allow
   primes
wierd           [\'\"\*]
  */

#line 608 "lex.yy.c"

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

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

#ifndef YY_NO_UNPUT
static void yyunput YY_PROTO(( int c, char *buf_ptr ));
#endif

#ifndef yytext_ptr
static void yy_flex_strncpy YY_PROTO(( char *, yyconst char *, int ));
#endif

#ifdef YY_NEED_STRLEN
static int yy_flex_strlen YY_PROTO(( yyconst char * ));
#endif

#ifndef YY_NO_INPUT
#ifdef __cplusplus
static int yyinput YY_PROTO(( void ));
#else
static int input YY_PROTO(( void ));
#endif
#endif

#if YY_STACK_USED
static int yy_start_stack_ptr = 0;
static int yy_start_stack_depth = 0;
static int *yy_start_stack = 0;
#ifndef YY_NO_PUSH_STATE
static void yy_push_state YY_PROTO(( int new_state ));
#endif
#ifndef YY_NO_POP_STATE
static void yy_pop_state YY_PROTO(( void ));
#endif
#ifndef YY_NO_TOP_STATE
static int yy_top_state YY_PROTO(( void ));
#endif

#else
#define YY_NO_PUSH_STATE 1
#define YY_NO_POP_STATE 1
#define YY_NO_TOP_STATE 1
#endif

#ifdef YY_MALLOC_DECL
YY_MALLOC_DECL
#else
#if __STDC__
#ifndef __cplusplus
#include <stdlib.h>
#endif
#else
/* Just try to get by without declaring the routines.  This will fail
 * miserably on non-ANSI systems for which sizeof(size_t) != sizeof(int)
 * or sizeof(void*) != sizeof(int).
 */
#endif
#endif

/* Amount of stuff to slurp up with each read. */
#ifndef YY_READ_BUF_SIZE
#define YY_READ_BUF_SIZE 8192
#endif

/* Copy whatever the last rule matched to the standard output. */

#ifndef ECHO
/* This used to be an fputs(), but since the string might contain NUL's,
 * we now use fwrite().
 */
#define ECHO (void) fwrite( yytext, yyleng, 1, yyout )
#endif

/* Gets input and stuffs it into "buf".  number of characters read, or YY_NULL,
 * is returned in "result".
 */
#ifndef YY_INPUT
#define YY_INPUT(buf,result,max_size) \
        if ( yy_current_buffer->yy_is_interactive ) \
                { \
                int c = '*', n; \
                for ( n = 0; n < max_size && \
                             (c = getc( yyin )) != EOF && c != '\n'; ++n ) \
                        buf[n] = (char) c; \
                if ( c == '\n' ) \
                        buf[n++] = (char) c; \
                if ( c == EOF && ferror( yyin ) ) \
                        YY_FATAL_ERROR( "input in flex scanner failed" ); \
                result = n; \
                } \
        else if ( ((result = fread( buf, 1, max_size, yyin )) == 0) \
                  && ferror( yyin ) ) \
                YY_FATAL_ERROR( "input in flex scanner failed" );
#endif

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

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

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

/* Default declaration of generated scanner - a define so the user can
 * easily add parameters.
 */
#ifndef YY_DECL
#define YY_DECL int yylex YY_PROTO(( void ))
#endif

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

/* Code executed at the end of each rule. */
#ifndef YY_BREAK
#define YY_BREAK break;
#endif

#define YY_RULE_SETUP \
        YY_USER_ACTION

YY_DECL
        {
        register yy_state_type yy_current_state;
        register char *yy_cp, *yy_bp;
        register int yy_act;

#line 112 "AtomLexer.l"

#line 761 "lex.yy.c"

        if ( yy_init )
                {
                yy_init = 0;

#ifdef YY_USER_INIT
                YY_USER_INIT;
#endif

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

                if ( ! yyin )
                        yyin = stdin;

                if ( ! yyout )
                        yyout = stdout;

                if ( ! yy_current_buffer )
                        yy_current_buffer =
                                yy_create_buffer( yyin, YY_BUF_SIZE );

                yy_load_buffer_state();
                }

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

                /* Support of yytext. */
                *yy_cp = yy_hold_char;

                /* yy_bp points to the position in yy_ch_buf of the start of
                 * the current run.
                 */
                yy_bp = yy_cp;

                yy_current_state = yy_start;
yy_match:
                do
                        {
                        register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)];
                        if ( yy_accept[yy_current_state] )
                                {
                                yy_last_accepting_state = yy_current_state;
                                yy_last_accepting_cpos = yy_cp;
                                }
                        while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
                                {
                                yy_current_state = (int) yy_def[yy_current_state];
                                if ( yy_current_state >= 155 )
                                        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] != 386 );

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 113 "AtomLexer.l"
{
                  yylval.dval = atof((char *) yytext);
                  return(FLOATVAL);
                }
        YY_BREAK
case 2:
YY_RULE_SETUP
#line 117 "AtomLexer.l"
{ return('('); /* allow '(' and '{' */ }
        YY_BREAK
case 3:
YY_RULE_SETUP
#line 118 "AtomLexer.l"
{ return(')'); /* allow ')' and '}' */ }
        YY_BREAK
case 4:
YY_RULE_SETUP
#line 119 "AtomLexer.l"
{ return(AND);}
        YY_BREAK
case 5:
YY_RULE_SETUP
#line 120 "AtomLexer.l"
{ return(OR);}
        YY_BREAK
case 6:
YY_RULE_SETUP
#line 121 "AtomLexer.l"
{ return(NOT);}
        YY_BREAK
case 7:
YY_RULE_SETUP
#line 122 "AtomLexer.l"
{ return(WITHIN);}
        YY_BREAK
case 8:
YY_RULE_SETUP
#line 123 "AtomLexer.l"
{ return(EXWITHIN);}
        YY_BREAK
case 9:
YY_RULE_SETUP
#line 124 "AtomLexer.l"
{ return(PBWITHIN);}
        YY_BREAK
case 10:
YY_RULE_SETUP
#line 125 "AtomLexer.l"
{ return(WITHINBONDS);}
        YY_BREAK
case 11:
YY_RULE_SETUP
#line 126 "AtomLexer.l"
{ return(MAXRINGSIZE);}
        YY_BREAK
case 12:
YY_RULE_SETUP
#line 127 "AtomLexer.l"
{ return(RINGSIZE);}
        YY_BREAK
case 13:
YY_RULE_SETUP
#line 128 "AtomLexer.l"
{ return(OF);}
        YY_BREAK
case 14:
YY_RULE_SETUP
#line 129 "AtomLexer.l"
{ return(FROM);}
        YY_BREAK
case 15:
YY_RULE_SETUP
#line 130 "AtomLexer.l"
{ return(SAME);}
        YY_BREAK
case 16:
YY_RULE_SETUP
#line 131 "AtomLexer.l"
{ return(AS);}
        YY_BREAK
case 17:
YY_RULE_SETUP
#line 132 "AtomLexer.l"
{ return(THROUGH);}
        YY_BREAK
case 18:
YY_RULE_SETUP
#line 133 "AtomLexer.l"
{ return(WHERE);}
        YY_BREAK
case 19:
YY_RULE_SETUP
#line 134 "AtomLexer.l"
{ return(NEAREST);}
        YY_BREAK
case 20:
YY_RULE_SETUP
#line 136 "AtomLexer.l"
{ return(RANGE);}
        YY_BREAK
case 21:
YY_RULE_SETUP
#line 137 "AtomLexer.l"
{ /* escapes \ and " in a "string"  */
                  yylval.node = new atomparser_node(STRWORD);
                  yylval.node->sele.s = ((char *) yytext)+1;
                  /* GNU needs a "chop" */
                  yylval.node->sele.s.chop(1);
                  /* replace \\ with \ */
                  yylval.node->sele.s.gsub("\\\"", "\"");
                  /* replace \" with " */
                  yylval.node->sele.s.gsub("\\\\", "\\");
                  yylval.node->sele.st = DQ_STRING;
                  return STRWORD;
                }
        YY_BREAK
case 22:
YY_RULE_SETUP
#line 149 "AtomLexer.l"
{ /* escapes \ and ' in a 'string', */
                  /* for instance, this lets you do 'C5\''  */
                  yylval.node = new atomparser_node(STRWORD);
                  yylval.node->sele.s = ((char *) yytext)+1;
                  /* GNU needs a "chop" */
                  yylval.node->sele.s.chop(1);
                  /* replace \' with ' */
                  yylval.node->sele.s.gsub("\\'", "'");
                  /* replace \\ with \ */
                  yylval.node->sele.s.gsub("\\\\", "\\");
                  yylval.node->sele.st = SQ_STRING;
                  return STRWORD;
                }
        YY_BREAK
case 23:
YY_RULE_SETUP
#line 162 "AtomLexer.l"
{
                  msgErr << "Unterminated double quoted string: "
                           << (char *) yytext << sendmsg;
                  return PARSEERROR;
                }
        YY_BREAK
case 24:
YY_RULE_SETUP
#line 167 "AtomLexer.l"
{
                  msgErr << "Unterminated single quoted string: "
                           << (char *) yytext << sendmsg;
                  return PARSEERROR;
                }
        YY_BREAK
case 25:
YY_RULE_SETUP
#line 173 "AtomLexer.l"
{ return(NLT); /* these are for numeric comparisons */}
        YY_BREAK
case 26:
YY_RULE_SETUP
#line 174 "AtomLexer.l"
{ return(NLE);}
        YY_BREAK
case 27:
YY_RULE_SETUP
#line 175 "AtomLexer.l"
{ return(NEQ);}
        YY_BREAK
case 28:
YY_RULE_SETUP
#line 176 "AtomLexer.l"
{ return(NEQ); /* many people use it */}
        YY_BREAK
case 29:
YY_RULE_SETUP
#line 177 "AtomLexer.l"
{ return(NGE);}
        YY_BREAK
case 30:
YY_RULE_SETUP
#line 178 "AtomLexer.l"
{ return(NGT);}
        YY_BREAK
case 31:
YY_RULE_SETUP
#line 179 "AtomLexer.l"
{ return(NNE);}
        YY_BREAK
case 32:
YY_RULE_SETUP
#line 181 "AtomLexer.l"
{ return(SLT); /* these are for string comparisons */}
        YY_BREAK
case 33:
YY_RULE_SETUP
#line 182 "AtomLexer.l"
{ return(SLE);}
        YY_BREAK
case 34:
YY_RULE_SETUP
#line 183 "AtomLexer.l"
{ return(SEQ);}
        YY_BREAK
case 35:
YY_RULE_SETUP
#line 184 "AtomLexer.l"
{ return(SGE);}
        YY_BREAK
case 36:
YY_RULE_SETUP
#line 185 "AtomLexer.l"
{ return(SGT);}
        YY_BREAK
case 37:
YY_RULE_SETUP
#line 186 "AtomLexer.l"
{ return(SNE);}
        YY_BREAK
case 38:
YY_RULE_SETUP
#line 187 "AtomLexer.l"
{ return(MATCH);}
        YY_BREAK
case 39:
YY_RULE_SETUP
#line 189 "AtomLexer.l"
{ return(ADD);}
        YY_BREAK
case 40:
YY_RULE_SETUP
#line 190 "AtomLexer.l"
{ return(SUB);}
        YY_BREAK
case 41:
YY_RULE_SETUP
#line 191 "AtomLexer.l"
{ return(DIV);}
        YY_BREAK
case 42:
YY_RULE_SETUP
#line 192 "AtomLexer.l"
{ return(MULT);}
        YY_BREAK
case 43:
YY_RULE_SETUP
#line 193 "AtomLexer.l"
{ return(MOD);}
        YY_BREAK
case 44:
YY_RULE_SETUP
#line 194 "AtomLexer.l"
{ return(EXP);}
        YY_BREAK
case 45:
YY_RULE_SETUP
#line 195 "AtomLexer.l"
{ return(EXP);}
        YY_BREAK
case 46:
YY_RULE_SETUP
#line 197 "AtomLexer.l"
;
        YY_BREAK
case 47:
YY_RULE_SETUP
#line 199 "AtomLexer.l"
{ /* catch raw names like: */
                  /* 5' 1A C4' 3'A           */
                  yylval.node = new atomparser_node(STRWORD);
                  yylval.node->sele.s = (char *) yytext;
                  yylval.node->sele.st = RAW_STRING;
                  return STRWORD;
                }
        YY_BREAK
case 48:
YY_RULE_SETUP
#line 206 "AtomLexer.l"
{ yylval.ival = atoi((char *) yytext); 
                  return(INTVAL); 
                }
        YY_BREAK
case 49:
YY_RULE_SETUP
#line 209 "AtomLexer.l"
{  
                       /* standard variable names */
                  yylval.node = new atomparser_node(STRWORD);
                  yylval.node->sele.s = (char *) yytext;
                  yylval.node->sele.st = RAW_STRING;
                  int len = strlen((char *) yytext);
                  int i;
                  if ((i= atomparser_yylookup((char *) yytext, len)) >= 0) {
                     yylval.node->extra_type = i;
                     if (atomparser_symbols->fctns.data(i)->is_a ==
                         SymbolTableElement::FUNCTION) {
                        yylval.node->node_type = FUNC;
                        return FUNC;
                     } else if (atomparser_symbols->fctns.data(i)->is_a ==
                                SymbolTableElement::KEYWORD) {
                        yylval.node->node_type = KEY;
                        return KEY;
                     } else if (atomparser_symbols->fctns.data(i)->is_a ==
                                SymbolTableElement::SINGLEWORD) {
                        yylval.node->node_type = SINGLE;
                        return SINGLE;
                     } else if (atomparser_symbols->fctns.data(i)->is_a ==
                                SymbolTableElement::STRINGFCTN) {
                        yylval.node->node_type = STRFCTN;
                        return STRFCTN;
                     }
                  }
                  return STRWORD;
                }
        YY_BREAK
case 50:
YY_RULE_SETUP
#line 238 "AtomLexer.l"
{ msgErr << "Bad character:"
                         << int(*yytext) << ':'
                         << *yytext << sendmsg; 
                  return PARSEERROR; 
                }
        YY_BREAK
case 51:
YY_RULE_SETUP
#line 243 "AtomLexer.l"
ECHO;
        YY_BREAK
#line 1173 "lex.yy.c"
case YY_STATE_EOF(INITIAL):
        yyterminate();

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

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

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

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

                        yy_c_buf_p = yytext_ptr + yy_amount_of_matched_text;

                        yy_current_state = yy_get_previous_state();

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

                        yy_next_state = yy_try_NUL_trans( yy_current_state );

                        yy_bp = yytext_ptr + YY_MORE_ADJ;

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

                        else
                                {
                                yy_cp = yy_c_buf_p;
                                goto yy_find_action;
                                }
                        }

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

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

                                        yy_act = YY_STATE_EOF(YY_START);
                                        goto do_action;
                                        }

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

                        case EOB_ACT_CONTINUE_SCAN:
                                yy_c_buf_p =
                                        yytext_ptr + yy_amount_of_matched_text;

                                yy_current_state = yy_get_previous_state();

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

                        case EOB_ACT_LAST_MATCH:
                                yy_c_buf_p =
                                &yy_current_buffer->yy_ch_buf[yy_n_chars];

                                yy_current_state = yy_get_previous_state();

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

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


/* yy_get_next_buffer - try to read in a new buffer
 *
 * Returns a code representing an action:
 *      EOB_ACT_LAST_MATCH -
 *      EOB_ACT_CONTINUE_SCAN - continue scanning from current position
 *      EOB_ACT_END_OF_FILE - end of file
 */

static int yy_get_next_buffer()
        {
        register char *dest = yy_current_buffer->yy_ch_buf;
        register char *source = yytext_ptr;
        register int number_to_move, i;
        int ret_val;

        if ( yy_c_buf_p > &yy_current_buffer->yy_ch_buf[yy_n_chars + 1] )
                YY_FATAL_ERROR(
                "fatal flex scanner internal error--end of buffer missed" );

        if ( yy_current_buffer->yy_fill_buffer == 0 )
                { /* Don't try to fill the buffer, so this is an EOF. */
                if ( yy_c_buf_p - yytext_ptr - YY_MORE_ADJ == 1 )
                        {
                        /* We matched a single character, the EOB, so
                         * treat this as a final EOF.
                         */
                        return EOB_ACT_END_OF_FILE;
                        }

                else
                        {
                        /* We matched some text prior to the EOB, first
                         * process it.
                         */
                        return EOB_ACT_LAST_MATCH;
                        }
                }

        /* Try to read more data. */

        /* First move last chars to start of buffer. */
        number_to_move = (int) (yy_c_buf_p - yytext_ptr) - 1;

        for ( i = 0; i < number_to_move; ++i )
                *(dest++) = *(source++);

        if ( yy_current_buffer->yy_buffer_status == YY_BUFFER_EOF_PENDING )
                /* don't do the read, it's not guaranteed to return an EOF,
                 * just force an EOF
                 */
                yy_current_buffer->yy_n_chars = yy_n_chars = 0;

        else
                {
                int num_to_read =
                        yy_current_buffer->yy_buf_size - number_to_move - 1;

                while ( num_to_read <= 0 )
                        { /* Not enough room in the buffer - grow it. */
#ifdef YY_USES_REJECT
                        YY_FATAL_ERROR(
"input buffer overflow, can't enlarge buffer because scanner uses REJECT" );
#else

                        /* just a shorter name for the current buffer */
                        YY_BUFFER_STATE b = yy_current_buffer;

                        int yy_c_buf_p_offset =
                                (int) (yy_c_buf_p - b->yy_ch_buf);

                        if ( b->yy_is_our_buffer )
                                {
                                int new_size = b->yy_buf_size * 2;

                                if ( new_size <= 0 )
                                        b->yy_buf_size += b->yy_buf_size / 8;
                                else
                                        b->yy_buf_size *= 2;

                                b->yy_ch_buf = (char *)
                                        /* Include room in for 2 EOB chars. */
                                        yy_flex_realloc( (void *) b->yy_ch_buf,
                                                         b->yy_buf_size + 2 );
                                }
                        else
                                /* Can't grow it, we don't own it. */
                                b->yy_ch_buf = 0;

                        if ( ! b->yy_ch_buf )
                                YY_FATAL_ERROR(
                                "fatal error - scanner input buffer overflow" );

                        yy_c_buf_p = &b->yy_ch_buf[yy_c_buf_p_offset];

                        num_to_read = yy_current_buffer->yy_buf_size -
                                                number_to_move - 1;
#endif
                        }

                if ( num_to_read > YY_READ_BUF_SIZE )
                        num_to_read = YY_READ_BUF_SIZE;

                /* Read in more data. */
                YY_INPUT( (&yy_current_buffer->yy_ch_buf[number_to_move]),
                        yy_n_chars, num_to_read );

                yy_current_buffer->yy_n_chars = yy_n_chars;
                }

        if ( yy_n_chars == 0 )
                {
                if ( number_to_move == YY_MORE_ADJ )
                        {
                        ret_val = EOB_ACT_END_OF_FILE;
                        yyrestart( yyin );
                        }

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

        else
                ret_val = EOB_ACT_CONTINUE_SCAN;

        yy_n_chars += number_to_move;
        yy_current_buffer->yy_ch_buf[yy_n_chars] = YY_END_OF_BUFFER_CHAR;
        yy_current_buffer->yy_ch_buf[yy_n_chars + 1] = YY_END_OF_BUFFER_CHAR;

        yytext_ptr = &yy_current_buffer->yy_ch_buf[0];

        return ret_val;
        }


/* yy_get_previous_state - get the state just before the EOB char was reached */

static yy_state_type yy_get_previous_state()
        {
        register yy_state_type yy_current_state;
        register char *yy_cp;

        yy_current_state = yy_start;

        for ( yy_cp = yytext_ptr + YY_MORE_ADJ; yy_cp < yy_c_buf_p; ++yy_cp )
                {
                register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1);
                if ( yy_accept[yy_current_state] )
                        {
                        yy_last_accepting_state = yy_current_state;
                        yy_last_accepting_cpos = yy_cp;
                        }
                while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
                        {
                        yy_current_state = (int) yy_def[yy_current_state];
                        if ( yy_current_state >= 155 )
                                yy_c = yy_meta[(unsigned int) yy_c];
                        }
                yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
                }

        return yy_current_state;
        }


/* yy_try_NUL_trans - try to make a transition on the NUL character
 *
 * synopsis
 *      next_state = yy_try_NUL_trans( current_state );
 */

#ifdef YY_USE_PROTOS
static yy_state_type yy_try_NUL_trans( yy_state_type yy_current_state )
#else
static yy_state_type yy_try_NUL_trans( yy_current_state )
yy_state_type yy_current_state;
#endif
        {
        register int yy_is_jam;
        register char *yy_cp = yy_c_buf_p;

        register YY_CHAR yy_c = 1;
        if ( yy_accept[yy_current_state] )
                {
                yy_last_accepting_state = yy_current_state;
                yy_last_accepting_cpos = yy_cp;
                }
        while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
                {
                yy_current_state = (int) yy_def[yy_current_state];
                if ( yy_current_state >= 155 )
                        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 == 154);

        return yy_is_jam ? 0 : yy_current_state;
        }


#ifndef YY_NO_UNPUT
#ifdef YY_USE_PROTOS
static void yyunput( int c, register char *yy_bp )
#else
static void yyunput( c, yy_bp )
int c;
register char *yy_bp;
#endif
        {
        register char *yy_cp = yy_c_buf_p;

        /* undo effects of setting up yytext */
        *yy_cp = yy_hold_char;

        if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 )
                { /* need to shift things up to make room */
                /* +2 for EOB chars. */
                register int number_to_move = yy_n_chars + 2;
                register char *dest = &yy_current_buffer->yy_ch_buf[
                                        yy_current_buffer->yy_buf_size + 2];
                register char *source =
                                &yy_current_buffer->yy_ch_buf[number_to_move];

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

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

                if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 )
                        YY_FATAL_ERROR( "flex scanner push-back overflow" );
                }

        *--yy_cp = (char) c;


        yytext_ptr = yy_bp;
        yy_hold_char = *yy_cp;
        yy_c_buf_p = yy_cp;
        }
#endif  /* ifndef YY_NO_UNPUT */


#if !defined(YY_NO_INPUT)
#ifdef __cplusplus
static int yyinput()
#else
static int input()
#endif
        {
        int c;

        *yy_c_buf_p = yy_hold_char;

        if ( *yy_c_buf_p == YY_END_OF_BUFFER_CHAR )
                {
                /* yy_c_buf_p now points to the character we want to return.
                 * If this occurs *before* the EOB characters, then it's a
                 * valid NUL; if not, then we've hit the end of the buffer.
                 */
                if ( yy_c_buf_p < &yy_current_buffer->yy_ch_buf[yy_n_chars] )
                        /* This was really a NUL. */
                        *yy_c_buf_p = '\0';

                else
                        { /* need more input */
                        int offset = yy_c_buf_p - yytext_ptr;
                        ++yy_c_buf_p;

                        switch ( yy_get_next_buffer() )
                                {
                                case EOB_ACT_LAST_MATCH:
                                        /* This happens because yy_g_n_b()
                                         * sees that we've accumulated a
                                         * token and flags that we need to
                                         * try matching the token before
                                         * proceeding.  But for input(),
                                         * there's no matching to consider.
                                         * So convert the EOB_ACT_LAST_MATCH
                                         * to EOB_ACT_END_OF_FILE.
                                         */

                                        /* Reset buffer status. */
                                        yyrestart( yyin );

                                        /* fall through */

                                case EOB_ACT_END_OF_FILE:
                                        {
                                        if ( yywrap() )
                                                return EOF;

                                        if ( ! yy_did_buffer_switch_on_eof )
                                                YY_NEW_FILE;
#ifdef __cplusplus
                                        return yyinput();
#else
                                        return input();
#endif
                                        }

                                case EOB_ACT_CONTINUE_SCAN:
                                        yy_c_buf_p = yytext_ptr + offset;
                                        break;
                                }
                        }
                }

        c = *(unsigned char *) yy_c_buf_p;      /* cast for 8-bit char's */
        *yy_c_buf_p = '\0';     /* preserve yytext */
        yy_hold_char = *++yy_c_buf_p;


        return c;
        }
#endif // yyinput()

#ifdef YY_USE_PROTOS
void yyrestart( FILE *input_file )
#else
void yyrestart( input_file )
FILE *input_file;
#endif
        {
        if ( ! yy_current_buffer )
                yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE );

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


#ifdef YY_USE_PROTOS
void yy_switch_to_buffer( YY_BUFFER_STATE new_buffer )
#else
void yy_switch_to_buffer( new_buffer )
YY_BUFFER_STATE new_buffer;
#endif
        {
        if ( yy_current_buffer == new_buffer )
                return;

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

        yy_current_buffer = new_buffer;
        yy_load_buffer_state();

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


#ifdef YY_USE_PROTOS
void yy_load_buffer_state( void )
#else
void yy_load_buffer_state()
#endif
        {
        yy_n_chars = yy_current_buffer->yy_n_chars;
        yytext_ptr = yy_c_buf_p = yy_current_buffer->yy_buf_pos;
        yyin = yy_current_buffer->yy_input_file;
        yy_hold_char = *yy_c_buf_p;
        }


#ifdef YY_USE_PROTOS
YY_BUFFER_STATE yy_create_buffer( FILE *file, int size )
#else
YY_BUFFER_STATE yy_create_buffer( file, size )
FILE *file;
int size;
#endif
        {
        YY_BUFFER_STATE b;

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

        b->yy_buf_size = size;

        /* yy_ch_buf has to be 2 characters longer than the size given because
         * we need to put in 2 end-of-buffer characters.
         */
        b->yy_ch_buf = (char *) yy_flex_alloc( b->yy_buf_size + 2 );
        if ( ! b->yy_ch_buf )
                YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );

        b->yy_is_our_buffer = 1;

        yy_init_buffer( b, file );

        return b;
        }


#ifdef YY_USE_PROTOS
void yy_delete_buffer( YY_BUFFER_STATE b )
#else
void yy_delete_buffer( b )
YY_BUFFER_STATE b;
#endif
        {
        if ( ! b )
                return;

        if ( b == yy_current_buffer )
                yy_current_buffer = (YY_BUFFER_STATE) 0;

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

        yy_flex_free( (void *) b );
        }


#ifndef YY_ALWAYS_INTERACTIVE
#ifndef YY_NEVER_INTERACTIVE
extern int isatty YY_PROTO(( int ));
#endif
#endif

#ifdef YY_USE_PROTOS
void yy_init_buffer( YY_BUFFER_STATE b, FILE *file )
#else
void yy_init_buffer( b, file )
YY_BUFFER_STATE b;
FILE *file;
#endif


        {
        yy_flush_buffer( b );

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

#if YY_ALWAYS_INTERACTIVE
        b->yy_is_interactive = 1;
#else
#if YY_NEVER_INTERACTIVE
        b->yy_is_interactive = 0;
#else
        b->yy_is_interactive = file ? (isatty( fileno(file) ) > 0) : 0;
#endif
#endif
        }


#ifdef YY_USE_PROTOS
void yy_flush_buffer( YY_BUFFER_STATE b )
#else
void yy_flush_buffer( b )
YY_BUFFER_STATE b;
#endif

        {
        if ( ! b )
                return;

        b->yy_n_chars = 0;

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

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

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

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


#ifndef YY_NO_SCAN_BUFFER
#ifdef YY_USE_PROTOS
YY_BUFFER_STATE yy_scan_buffer( char *base, yy_size_t size )
#else
YY_BUFFER_STATE yy_scan_buffer( base, size )
char *base;
yy_size_t size;
#endif
        {
        YY_BUFFER_STATE b;

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

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

        b->yy_buf_size = size - 2;      /* "- 2" to take care of EOB's */
        b->yy_buf_pos = b->yy_ch_buf = base;
        b->yy_is_our_buffer = 0;
        b->yy_input_file = 0;
        b->yy_n_chars = b->yy_buf_size;
        b->yy_is_interactive = 0;
        b->yy_at_bol = 1;
        b->yy_fill_buffer = 0;
        b->yy_buffer_status = YY_BUFFER_NEW;

        yy_switch_to_buffer( b );

        return b;
        }
#endif


#ifndef YY_NO_SCAN_STRING
#ifdef YY_USE_PROTOS
YY_BUFFER_STATE yy_scan_string( yyconst char *yy_str )
#else
YY_BUFFER_STATE yy_scan_string( yy_str )
yyconst char *yy_str;
#endif
        {
        int len;
        for ( len = 0; yy_str[len]; ++len )
                ;

        return yy_scan_bytes( yy_str, len );
        }
#endif


#ifndef YY_NO_SCAN_BYTES
#ifdef YY_USE_PROTOS
YY_BUFFER_STATE yy_scan_bytes( yyconst char *bytes, int len )
#else
YY_BUFFER_STATE yy_scan_bytes( bytes, len )
yyconst char *bytes;
int len;
#endif
        {
        YY_BUFFER_STATE b;
        char *buf;
        yy_size_t n;
        int i;

        /* Get memory for full buffer, including space for trailing EOB's. */
        n = len + 2;
        buf = (char *) yy_flex_alloc( n );
        if ( ! buf )
                YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" );

        for ( i = 0; i < len; ++i )
                buf[i] = bytes[i];

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

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

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

        return b;
        }
#endif


#ifndef YY_NO_PUSH_STATE
#ifdef YY_USE_PROTOS
static void yy_push_state( int new_state )
#else
static void yy_push_state( new_state )
int new_state;
#endif
        {
        if ( yy_start_stack_ptr >= yy_start_stack_depth )
                {
                yy_size_t new_size;

                yy_start_stack_depth += YY_START_STACK_INCR;
                new_size = yy_start_stack_depth * sizeof( int );

                if ( ! yy_start_stack )
                        yy_start_stack = (int *) yy_flex_alloc( new_size );

                else
                        yy_start_stack = (int *) yy_flex_realloc(
                                        (void *) yy_start_stack, new_size );

                if ( ! yy_start_stack )
                        YY_FATAL_ERROR(
                        "out of memory expanding start-condition stack" );
                }

        yy_start_stack[yy_start_stack_ptr++] = YY_START;

        BEGIN(new_state);
        }
#endif


#ifndef YY_NO_POP_STATE
static void yy_pop_state()
        {
        if ( --yy_start_stack_ptr < 0 )
                YY_FATAL_ERROR( "start-condition stack underflow" );

        BEGIN(yy_start_stack[yy_start_stack_ptr]);
        }
#endif


#ifndef YY_NO_TOP_STATE
static int yy_top_state()
        {
        return yy_start_stack[yy_start_stack_ptr - 1];
        }
#endif

#ifndef YY_EXIT_FAILURE
#define YY_EXIT_FAILURE 2
#endif

#ifdef YY_USE_PROTOS
static void yy_fatal_error( yyconst char msg[] )
#else
static void yy_fatal_error( msg )
char msg[];
#endif
        {
        (void) fprintf( stderr, "%s\n", msg );
        exit( YY_EXIT_FAILURE );
        }



/* Redefine yyless() so it works in section 3 code. */

#undef yyless
#define yyless(n) \
        do \
                { \
                /* Undo effects of setting up yytext. */ \
                yytext[yyleng] = yy_hold_char; \
                yy_c_buf_p = yytext + n; \
                yy_hold_char = *yy_c_buf_p; \
                *yy_c_buf_p = '\0'; \
                yyleng = n; \
                } \
        while ( 0 )


/* Internal utility routines. */

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

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

        return n;
        }
#endif


#ifdef YY_USE_PROTOS
static void *yy_flex_alloc( yy_size_t size )
#else
static void *yy_flex_alloc( size )
yy_size_t size;
#endif
        {
        return (void *) malloc( size );
        }

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

#ifdef YY_USE_PROTOS
static void yy_flex_free( void *ptr )
#else
static void yy_flex_free( ptr )
void *ptr;
#endif
        {
        free( ptr );
        }

#if YY_MAIN
int main()
        {
        yylex();
        return 0;
        }
#endif
#line 243 "AtomLexer.l"


#include "SymbolTable.h"

int atomparser_yylookup(const char *s, int) 
{
  return atomparser_symbols->find_attribute(s);
}

// pointer to the input string
char *atomparser_yystring;

// pointer to the array of symbols
SymbolTable *atomparser_symbols;

---