package provide DS9 1.0

######
# Begin autogenerated fickle (version 2.1) routines.
# Although fickle itself is protected by the GNU Public License (GPL)
# all user-supplied functions are protected by their respective
# author's license.  See http://mini.net/tcl/fickle for other details.
######

namespace eval datasend {
    variable yylval

    variable yytext {}
    variable yyleng 0
    variable yyin stdin
    variable yyout stdout
    variable yy_current_buffer {}

    variable yylineno 1

    variable index_ 0
    variable done_ 0
}

# ECHO copies yytext to the scanner's output if no arguments are
# given.  The scanner writes its ECHO output to the yyout global
# (default, stdout), which may be redefined by the user simply by
# assigning it to some other channel.
#   -- from the flex(1) man page
proc datasend::ECHO {{s ""}} {
    variable yytext
    variable yyout

    if {$s == ""} {
        puts -nonewline $yyout $yytext
    } else {
        puts -nonewline $yyout $s
    }
}

# YY_FLUSH_BUFFER flushes the scanner's internal buffer so that the
# next time the scanner attempts to match a token, it will first
# refill the buffer using YY_INPUT.
#   -- from the flex(1) man page
proc datasend::YY_FLUSH_BUFFER {} {
    variable yy_current_buffer
    variable index_
    variable done_

    set yy_current_buffer ""
    set index_ 0
    set done_ 0
}

# yyrestart(new_file) may be called to point yyin at the new input
# file.  The switch-over to the new file is immediate (any previously
# buffered-up input is lost).  Note that calling yyrestart with yyin
# as an argument thus throws away the current input buffer and
# continues scanning the same input file.
#   -- from the flex(1) man page
proc datasend::yyrestart {new_file} {
    variable yyin

    set yyin $new_file
    YY_FLUSH_BUFFER
}

# The nature of how it gets its input can be controlled by defining
# the YY_INPUT macro.  YY_INPUT's calling sequence is
# "YY_INPUT(buf,result,max_size)".  Its action is to place up to
# max_size characters in the character array buf and return in the
# integer variable result either the number of characters read or the
# constant YY_NULL (0 on Unix systems) to indicate EOF.  The default
# YY_INPUT reads from the global file-pointer "yyin".
#   -- from the flex(1) man page
proc datasend::YY_INPUT {buf result max_size} {
    variable yyin

    upvar $result ret_val
    upvar $buf new_data
    if {$yyin != ""} {
        set new_data [read $yyin $max_size]
        set ret_val [string length $new_data]
    } else {
        set new_data ""
        set ret_val 0
    }
}

# yy_scan_string sets up input buffers for scanning in-memory
# strings instead of files.  Note that switching input sources does
# not change the start condition.
#   -- from the flex(1) man page
proc datasend::yy_scan_string {str} {
    variable yy_current_buffer
    variable yyin

    append yy_current_buffer $str
    set yyin ""
}

# unput(c) puts the character c back onto the input stream.  It will
# be the next character scanned.
#   -- from the flex(1) man page
proc datasend::unput {c} {
    variable yy_current_buffer
    variable index_

    set s [string range $yy_current_buffer 0 [expr {$index_ - 1}]]
    append s $c
    set yy_current_buffer [append s [string range $yy_current_buffer $index_ end]]
}

# Returns all but the first n characters of the current token back to
# the input stream, where they will be rescanned when the scanner
# looks for the next match.  yytext and yyleng are adjusted
# appropriately.
#   -- from the flex(1) man page
proc datasend::yyless {n} {
    variable yy_current_buffer
    variable index_
    variable yytext
    variable yyleng

    set s [string range $yy_current_buffer 0 [expr {$index_ - 1}]]
    append s [string range $yytext $n end]
    set yy_current_buffer [append s [string range $yy_current_buffer $index_ end]]
    set yytext [string range $yytext 0 [expr {$n - 1}]]
    set yyleng [string length $yytext]
}

# input() reads the next character from the input stream.
#   -- from the flex(1) man page
proc datasend::input {} {
    variable yy_current_buffer
    variable index_
    variable done_

    if {[string length $yy_current_buffer] - $index_ < 1024} {
       set new_buffer ""
       set new_buffer_size 0
       if {$done_ == 0} {
           YY_INPUT new_buffer new_buffer_size 1024
           append yy_current_buffer $new_buffer
           if {$new_buffer_size == 0} {
               set done_ 1
           }
       }
       if $done_ {
           if {[string length $yy_current_buffer] - $index_ == 0} {
               return {}
           }
        }
    }
    set c [string index $yy_current_buffer $index_]
    incr index_
    return $c
}

######
# autogenerated yylex function created by fickle
######

# Whenever yylex() is called, it scans tokens from the global input
# file yyin (which defaults to stdin).  It continues until it either
# reaches an end-of-file (at which point it returns the value 0) or
# one of its actions executes a return statement.
#   -- from the flex(1) man page
proc datasend::yylex {} {
    variable yylval

    variable yytext
    variable yylineno
    variable yyleng
    variable yy_current_buffer
    variable yy_flex_debug

    variable index_
    variable done_
    variable state_table_

set IMAGE_ 257
set PHYSICAL_ 258
set AMPLIFIER_ 259
set DETECTOR_ 260
set WCS_ 261
set WCSA_ 262
set WCSB_ 263
set WCSC_ 264
set WCSD_ 265
set WCSE_ 266
set WCSF_ 267
set WCSG_ 268
set WCSH_ 269
set WCSI_ 270
set WCSJ_ 271
set WCSK_ 272
set WCSL_ 273
set WCSM_ 274
set WCSN_ 275
set WCSO_ 276
set WCSP_ 277
set WCSQ_ 278
set WCSR_ 279
set WCSS_ 280
set WCST_ 281
set WCSU_ 282
set WCSV_ 283
set WCSW_ 284
set WCSX_ 285
set WCSY_ 286
set WCSZ_ 287
set FK4_ 288
set B1950_ 289
set FK5_ 290
set J2000_ 291
set ICRS_ 292
set GALACTIC_ 293
set ECLIPTIC_ 294
set YES_ 295
set NO_ 296
set ON_ 297
set OFF_ 298
set TRUE_ 299
set FALSE_ 300
set INT_ 301
set REAL_ 302
set SEXSTR_ 303

    while {1} {
        if {[string length $yy_current_buffer] - $index_ < 1024} {
            if {$done_ == 0} {
	        set buffer_size 0
                set new_buffer ""
                YY_INPUT new_buffer buffer_size 1024
                append yy_current_buffer $new_buffer
                if {$buffer_size == 0 && \
                        [string length $yy_current_buffer] - $index_ == 0} {
                    set done_ 1
                }
            }
            if $done_ {
                if {[string length $yy_current_buffer] - $index_ == 0} {
                    break
                }
            }            
        }
        set yyleng 0
        set matched_rule -1
        # rule 0: image
        if {[regexp -start $index_ -indices -line -nocase -- {\A(image)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 0
        }
        # rule 1: physical
        if {[regexp -start $index_ -indices -line -nocase -- {\A(physical)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 1
        }
        # rule 2: amplifier
        if {[regexp -start $index_ -indices -line -nocase -- {\A(amplifier)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 2
        }
        # rule 3: detector
        if {[regexp -start $index_ -indices -line -nocase -- {\A(detector)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 3
        }
        # rule 4: wcs
        if {[regexp -start $index_ -indices -line -nocase -- {\A(wcs)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 4
        }
        # rule 5: wcsa
        if {[regexp -start $index_ -indices -line -nocase -- {\A(wcsa)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 5
        }
        # rule 6: wcsb
        if {[regexp -start $index_ -indices -line -nocase -- {\A(wcsb)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 6
        }
        # rule 7: wcsc
        if {[regexp -start $index_ -indices -line -nocase -- {\A(wcsc)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 7
        }
        # rule 8: wcsd
        if {[regexp -start $index_ -indices -line -nocase -- {\A(wcsd)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 8
        }
        # rule 9: wcse
        if {[regexp -start $index_ -indices -line -nocase -- {\A(wcse)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 9
        }
        # rule 10: wcsf
        if {[regexp -start $index_ -indices -line -nocase -- {\A(wcsf)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 10
        }
        # rule 11: wcsg
        if {[regexp -start $index_ -indices -line -nocase -- {\A(wcsg)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 11
        }
        # rule 12: wcsh
        if {[regexp -start $index_ -indices -line -nocase -- {\A(wcsh)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 12
        }
        # rule 13: wcsi
        if {[regexp -start $index_ -indices -line -nocase -- {\A(wcsi)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 13
        }
        # rule 14: wcsj
        if {[regexp -start $index_ -indices -line -nocase -- {\A(wcsj)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 14
        }
        # rule 15: wcsk
        if {[regexp -start $index_ -indices -line -nocase -- {\A(wcsk)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 15
        }
        # rule 16: wcsl
        if {[regexp -start $index_ -indices -line -nocase -- {\A(wcsl)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 16
        }
        # rule 17: wcsm
        if {[regexp -start $index_ -indices -line -nocase -- {\A(wcsm)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 17
        }
        # rule 18: wcsn
        if {[regexp -start $index_ -indices -line -nocase -- {\A(wcsn)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 18
        }
        # rule 19: wcso
        if {[regexp -start $index_ -indices -line -nocase -- {\A(wcso)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 19
        }
        # rule 20: wcsp
        if {[regexp -start $index_ -indices -line -nocase -- {\A(wcsp)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 20
        }
        # rule 21: wcsq
        if {[regexp -start $index_ -indices -line -nocase -- {\A(wcsq)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 21
        }
        # rule 22: wcsr
        if {[regexp -start $index_ -indices -line -nocase -- {\A(wcsr)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 22
        }
        # rule 23: wcss
        if {[regexp -start $index_ -indices -line -nocase -- {\A(wcss)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 23
        }
        # rule 24: wcst
        if {[regexp -start $index_ -indices -line -nocase -- {\A(wcst)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 24
        }
        # rule 25: wcsu
        if {[regexp -start $index_ -indices -line -nocase -- {\A(wcsu)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 25
        }
        # rule 26: wcsv
        if {[regexp -start $index_ -indices -line -nocase -- {\A(wcsv)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 26
        }
        # rule 27: wcsw
        if {[regexp -start $index_ -indices -line -nocase -- {\A(wcsw)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 27
        }
        # rule 28: wcsx
        if {[regexp -start $index_ -indices -line -nocase -- {\A(wcsx)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 28
        }
        # rule 29: wcsy
        if {[regexp -start $index_ -indices -line -nocase -- {\A(wcsy)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 29
        }
        # rule 30: wcsz
        if {[regexp -start $index_ -indices -line -nocase -- {\A(wcsz)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 30
        }
        # rule 31: fk4
        if {[regexp -start $index_ -indices -line -nocase -- {\A(fk4)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 31
        }
        # rule 32: b1950
        if {[regexp -start $index_ -indices -line -nocase -- {\A(b1950)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 32
        }
        # rule 33: fk5
        if {[regexp -start $index_ -indices -line -nocase -- {\A(fk5)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 33
        }
        # rule 34: j2000
        if {[regexp -start $index_ -indices -line -nocase -- {\A(j2000)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 34
        }
        # rule 35: icrs
        if {[regexp -start $index_ -indices -line -nocase -- {\A(icrs)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 35
        }
        # rule 36: galactic
        if {[regexp -start $index_ -indices -line -nocase -- {\A(galactic)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 36
        }
        # rule 37: ecliptic
        if {[regexp -start $index_ -indices -line -nocase -- {\A(ecliptic)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 37
        }
        # rule 38: yes
        if {[regexp -start $index_ -indices -line -nocase -- {\A(yes)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 38
        }
        # rule 39: no
        if {[regexp -start $index_ -indices -line -nocase -- {\A(no)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 39
        }
        # rule 40: on
        if {[regexp -start $index_ -indices -line -nocase -- {\A(on)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 40
        }
        # rule 41: off
        if {[regexp -start $index_ -indices -line -nocase -- {\A(off)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 41
        }
        # rule 42: true
        if {[regexp -start $index_ -indices -line -nocase -- {\A(true)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 42
        }
        # rule 43: false
        if {[regexp -start $index_ -indices -line -nocase -- {\A(false)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 43
        }
        # rule 44: [+-]?{D}+
        if {[regexp -start $index_ -indices -line -nocase -- {\A([+-]?([0-9])+)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 44
        }
        # rule 45: [+-]?{D}+\.?({E})?
        if {[regexp -start $index_ -indices -line -nocase -- {\A([+-]?([0-9])+\.?(([Ee][+-]?([0-9])+))?)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 45
        }
        # rule 46: [+-]?{D}*\.{D}+({E})?
        if {[regexp -start $index_ -indices -line -nocase -- {\A([+-]?([0-9])*\.([0-9])+(([Ee][+-]?([0-9])+))?)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 46
        }
        # rule 47: [+-]?{D}+:{D}+:{D}+\.?
        if {[regexp -start $index_ -indices -line -nocase -- {\A([+-]?([0-9])+:([0-9])+:([0-9])+\.?)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 47
        }
        # rule 48: [+-]?{D}+:{D}+:{D}*\.{D}+
        if {[regexp -start $index_ -indices -line -nocase -- {\A([+-]?([0-9])+:([0-9])+:([0-9])*\.([0-9])+)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 48
        }
        # rule 49: \s
        if {[regexp -start $index_ -indices -line -nocase -- {\A(\s)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 49
        }
        # rule 50: .
        if {[regexp -start $index_ -indices -line -nocase -- {\A(.)} $yy_current_buffer match] > 0 && \
                [lindex $match 1] - $index_ + 1 > $yyleng} {
            set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
            set yyleng [string length $yytext]
            set matched_rule 50
        }
        if {$matched_rule == -1} {
            set yytext [string index $yy_current_buffer $index_]
            set yyleng 1
        }
        incr index_ $yyleng
        # workaround for Tcl's circumflex behavior
        if {[string index $yytext end] == "\n"} {
            set yy_current_buffer [string range $yy_current_buffer $index_ end]
            set index_ 0
        }
        set numlines [expr {[llength [split $yytext "\n"]] - 1}]
        switch -- $matched_rule {
            0 {
return $IMAGE_
            }
            1 {
return $PHYSICAL_
            }
            2 {
return $AMPLIFIER_
            }
            3 {
return $DETECTOR_
            }
            4 {
return $WCS_
            }
            5 {
return $WCSA_
            }
            6 {
return $WCSB_
            }
            7 {
return $WCSC_
            }
            8 {
return $WCSD_
            }
            9 {
return $WCSE_
            }
            10 {
return $WCSF_
            }
            11 {
return $WCSG_
            }
            12 {
return $WCSH_
            }
            13 {
return $WCSI_
            }
            14 {
return $WCSJ_
            }
            15 {
return $WCSK_
            }
            16 {
return $WCSL_
            }
            17 {
return $WCSM_
            }
            18 {
return $WCSN_
            }
            19 {
return $WCSO_
            }
            20 {
return $WCSP_
            }
            21 {
return $WCSQ_
            }
            22 {
return $WCSR_
            }
            23 {
return $WCSS_
            }
            24 {
return $WCST_
            }
            25 {
return $WCSU_
            }
            26 {
return $WCSV_
            }
            27 {
return $WCSW_
            }
            28 {
return $WCSX_
            }
            29 {
return $WCSY_
            }
            30 {
return $WCSZ_
            }
            31 {
return $FK4_
            }
            32 {
return $FK4_
            }
            33 {
return $FK5_
            }
            34 {
return $FK5_
            }
            35 {
return $ICRS_
            }
            36 {
return $GALACTIC_
            }
            37 {
return $ECLIPTIC_
            }
            38 {
return $YES_
            }
            39 {
return $NO_
            }
            40 {
return $ON_
            }
            41 {
return $OFF_
            }
            42 {
return $TRUE_
            }
            43 {
return $FALSE_
            }
            44 {
set yylval $yytext; return $INT_
            }
            45 -
            46 {
set yylval $yytext; return $REAL_
            }
            47 -
            48 {
set yylval $yytext; return $SEXSTR_
            }
            49 {
# ignore whitespace
            }
            50 {
set yylval $yytext; return $yylval
            }
            default
                { puts stderr "unmatched token: $yytext"; exit -1 }
        }
        incr yylineno $numlines
    }
    return 0
}
######
# end autogenerated fickle functions
######