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-rw-r--r--ds9/parsers/vlalex.tcl610
1 files changed, 610 insertions, 0 deletions
diff --git a/ds9/parsers/vlalex.tcl b/ds9/parsers/vlalex.tcl
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+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 vla {
+ 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 vla::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 vla::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 vla::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 vla::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 vla::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 vla::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 vla::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 vla::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 vla::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 YES_ 257
+set NO_ 258
+set ON_ 259
+set OFF_ 260
+set TRUE_ 261
+set FALSE_ 262
+set CLEAR_ 263
+set CLOSE_ 264
+set COORD_ 265
+set CROSSHAIR_ 266
+set CURRENT_ 267
+set FRAME_ 268
+set NAME_ 269
+set NEW_ 270
+set OPEN_ 271
+set UPDATE_ 272
+set SAVE_ 273
+set SIZE_ 274
+set SURVEY_ 275
+set DEGREES_ 276
+set ARCMIN_ 277
+set ARCSEC_ 278
+set SEXAGESIMAL_ 279
+set SEXSTR_ 280
+set INT_ 281
+set REAL_ 282
+set STRING_ 283
+set STRIPE82_ 284
+set FIRST_ 285
+
+ 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: stripe82
+ if {[regexp -start $index_ -indices -line -nocase -- {\A(stripe82)} $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: first
+ if {[regexp -start $index_ -indices -line -nocase -- {\A(first)} $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: 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 2
+ }
+ # rule 3: 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 3
+ }
+ # rule 4: 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 4
+ }
+ # rule 5: 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 5
+ }
+ # rule 6: 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 6
+ }
+ # rule 7: 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 7
+ }
+ # rule 8: clear
+ if {[regexp -start $index_ -indices -line -nocase -- {\A(clear)} $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: close
+ if {[regexp -start $index_ -indices -line -nocase -- {\A(close)} $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: coord
+ if {[regexp -start $index_ -indices -line -nocase -- {\A(coord)} $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: crosshair
+ if {[regexp -start $index_ -indices -line -nocase -- {\A(crosshair)} $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: current
+ if {[regexp -start $index_ -indices -line -nocase -- {\A(current)} $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: frame
+ if {[regexp -start $index_ -indices -line -nocase -- {\A(frame)} $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: name
+ if {[regexp -start $index_ -indices -line -nocase -- {\A(name)} $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: new
+ if {[regexp -start $index_ -indices -line -nocase -- {\A(new)} $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: open
+ if {[regexp -start $index_ -indices -line -nocase -- {\A(open)} $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: save
+ if {[regexp -start $index_ -indices -line -nocase -- {\A(save)} $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: size
+ if {[regexp -start $index_ -indices -line -nocase -- {\A(size)} $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: survey
+ if {[regexp -start $index_ -indices -line -nocase -- {\A(survey)} $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: update
+ if {[regexp -start $index_ -indices -line -nocase -- {\A(update)} $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: degrees
+ if {[regexp -start $index_ -indices -line -nocase -- {\A(degrees)} $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: arcmin
+ if {[regexp -start $index_ -indices -line -nocase -- {\A(arcmin)} $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: arcsec
+ if {[regexp -start $index_ -indices -line -nocase -- {\A(arcsec)} $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: sexagesimal
+ if {[regexp -start $index_ -indices -line -nocase -- {\A(sexagesimal)} $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: [+-]?{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 25
+ }
+ # rule 26: [+-]?{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 26
+ }
+ # rule 27: [+-]?{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 27
+ }
+ # rule 28: [+-]?{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 28
+ }
+ # rule 29: [+-]?{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 29
+ }
+ # rule 30: \"[^\"]*\"
+ 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 30
+ }
+ # rule 31: \'[^\']*\'
+ 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 31
+ }
+ # rule 32: \{[^\}]*\}
+ 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 32
+ }
+ # rule 33: \S+\S+
+ if {[regexp -start $index_ -indices -line -nocase -- {\A(\S+\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 33
+ }
+ # rule 34: \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 34
+ }
+ # rule 35: .
+ 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 $yytext]
+ set matched_rule 35
+ }
+ if {$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 $STRIPE82_
+ }
+ 1 {
+return $FIRST_
+ }
+ 2 {
+return $YES_
+ }
+ 3 {
+return $NO_
+ }
+ 4 {
+return $ON_
+ }
+ 5 {
+return $OFF_
+ }
+ 6 {
+return $TRUE_
+ }
+ 7 {
+return $FALSE_
+ }
+ 8 {
+return $CLEAR_
+ }
+ 9 {
+return $CLOSE_
+ }
+ 10 {
+return $COORD_
+ }
+ 11 {
+return $CROSSHAIR_
+ }
+ 12 {
+return $CURRENT_
+ }
+ 13 {
+return $FRAME_
+ }
+ 14 {
+return $NAME_
+ }
+ 15 {
+return $NEW_
+ }
+ 16 {
+return $OPEN_
+ }
+ 17 {
+return $SAVE_
+ }
+ 18 {
+return $SIZE_
+ }
+ 19 {
+return $SURVEY_
+ }
+ 20 {
+return $UPDATE_
+ }
+ 21 {
+return $DEGREES_
+ }
+ 22 {
+return $ARCMIN_
+ }
+ 23 {
+return $ARCSEC_
+ }
+ 24 {
+return $SEXAGESIMAL_
+ }
+ 25 -
+ 26 {
+set yylval $yytext; return $SEXSTR_
+ }
+ 27 {
+set yylval $yytext; return $INT_
+ }
+ 28 -
+ 29 {
+set yylval $yytext; return $REAL_
+ }
+ 30 {
+set yylval [string range $yytext 1 end-1]; return $STRING_
+ }
+ 31 {
+set yylval [string range $yytext 1 end-1]; return $STRING_
+ }
+ 32 {
+set yylval [string range $yytext 1 end-1]; return $STRING_
+ }
+ 33 {
+set yylval $yytext; return $STRING_
+ }
+ 34 {
+# ignore whitespace
+ }
+ 35 {
+set yylval $yytext; return $yylval
+ }
+ default
+ { puts stderr "unmatched token: $yytext"; exit -1 }
+ }
+ incr yylineno $numlines
+ }
+ return 0
+}
+######
+# end autogenerated fickle functions
+######
+
generated by cgit v0.12 at 2024-07-08 04:17:20 (GMT)