diff options
Diffstat (limited to 'ds9/parsers/headerparser.tcl')
-rw-r--r-- | ds9/parsers/headerparser.tcl | 409 |
1 files changed, 409 insertions, 0 deletions
diff --git a/ds9/parsers/headerparser.tcl b/ds9/parsers/headerparser.tcl new file mode 100644 index 0000000..d62c09e --- /dev/null +++ b/ds9/parsers/headerparser.tcl @@ -0,0 +1,409 @@ +package provide DS9 1.0 + +###### +# Begin autogenerated taccle (version 1.3) routines. +# Although taccle 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/taccle for other details. +###### + +namespace eval header { + variable yylval {} + variable table + variable rules + variable token {} + variable yycnt 0 + variable yyerr 0 + variable save_state 0 + + namespace export yylex +} + +proc header::YYABORT {} { + return -code return 1 +} + +proc header::YYACCEPT {} { + return -code return 0 +} + +proc header::YYERROR {} { + variable yyerr + set yyerr 1 +} + +proc header::yyclearin {} { + variable token + variable yycnt + set token {} + incr yycnt -1 +} + +proc header::yyerror {s} { + puts stderr $s +} + +proc header::setupvalues {stack pointer numsyms} { + upvar 1 1 y + set y {} + for {set i 1} {$i <= $numsyms} {incr i} { + upvar 1 $i y + set y [lindex $stack $pointer] + incr pointer + } +} + +proc header::unsetupvalues {numsyms} { + for {set i 1} {$i <= $numsyms} {incr i} { + upvar 1 $i y + unset y + } +} + +array set header::table { + 0:257 shift + 0:258 reduce + 0:260 shift + 0:259 shift + 2:257 shift + 5:0,target 1 + 0:261 goto + 2:258 reduce + 11:0 reduce + 10:258,target 11 + 0:263 goto + 0:264 goto + 3:257,target 9 + 6:258 reduce + 8:258 reduce + 2:265 goto + 6:258,target 4 + 6:0,target 4 + 2:0 reduce + 1:258,target 8 + 3:266,target 11 + 13:258,target 12 + 6:0 reduce + 0:264,target 6 + 7:0,target 10 + 9:258,target 13 + 0:0,target 7 + 10:0,target 11 + 0:263,target 5 + 10:258 reduce + 12:258 shift + 5:262,target 12 + 8:0,target 5 + 11:258,target 6 + 1:0,target 8 + 11:0,target 6 + 7:0 reduce + 1:258 reduce + 7:258,target 10 + 3:257 shift + 3:258 shift + 13:0 reduce + 0:261,target 4 + 2:258,target 9 + 5:258 reduce + 2:0,target 9 + 7:258 reduce + 5:262 goto + 9:258 shift + 0:0 reduce + 3:266 goto + 0:260,target 3 + 0:259,target 2 + 2:257,target 7 + 4:0 accept + 13:0,target 12 + 5:258,target 2 + 8:0 reduce + 10:0 reduce + 0:258,target 7 + 14:0 reduce + 12:258,target 14 + 4:0,target 0 + 14:0,target 3 + 11:258 reduce + 0:257,target 1 + 1:0 reduce + 8:258,target 5 + 2:265,target 8 + 13:258 reduce + 3:258,target 10 + 5:0 reduce +} + +array set header::rules { + 9,l 265 + 11,l 266 + 2,l 262 + 6,l 263 + 12,l 266 + 3,l 261 + 7,l 264 + 0,l 267 + 4,l 263 + 8,l 264 + 10,l 265 + 1,l 261 + 5,l 263 +} + +array set header::rules { + 5,dc 2 + 0,dc 1 + 12,dc 2 + 8,dc 1 + 3,dc 3 + 10,dc 1 + 6,dc 2 + 1,dc 1 + 9,dc 0 + 4,dc 1 + 11,dc 1 + 7,dc 0 + 2,dc 0 +} + +array set header::rules { + 2,e 1 + 7,line 29 + 10,line 34 + 4,line 24 + 1,line 19 + 9,line 33 + 12,line 38 + 6,line 26 + 3,line 20 + 8,line 30 + 11,line 37 + 5,line 25 + 2,line 19 +} + +array set header::lr1_table { + 13,trans {} + 0 {{0 0 0} {1 0 0} {3 0 0} {4 {0 258} 0} {5 {0 258} 0} {6 {0 258} 0} {7 {0 258} 0} {8 {0 258} 0}} + 14,trans {} + 1 {{8 {0 258} 1}} + 2 {{5 {0 258} 1} {9 {0 258} 0} {10 {0 258} 0}} + 3 {{6 {0 258} 1} {11 {0 258} 0} {12 {0 258} 0}} + 4 {{0 0 1}} + 0,trans {{257 1} {259 2} {260 3} {261 4} {263 5} {264 6}} + 5 {{1 0 1} {3 0 1} {2 258 0}} + 1,trans {} + 6 {{4 {0 258} 1}} + 2,trans {{257 7} {265 8}} + 3,trans {{257 9} {258 10} {266 11}} + 7 {{10 {0 258} 1}} + 4,trans {} + 8 {{5 {0 258} 2}} + 5,trans {{262 12}} + 10 {{11 {0 258} 1}} + 9 {{12 {0 258} 1}} + 6,trans {} + 11 {{6 {0 258} 2}} + 7,trans {} + 12 {{3 0 2}} + 13 {{12 {0 258} 2}} + 8,trans {} + 14 {{3 0 3}} + 10,trans {} + 9,trans {{258 13}} + 11,trans {} + 12,trans {{258 14}} +} + +array set header::token_id_table { + 264,line 28 + 265,title {} + 261,line 18 + 257,t 0 + 257,line 7 + 262,t 1 + 259,title CLOSE + 260,title SAVE + 266,t 1 + error error + 264,title {} + 266,line 36 + error,line 17 + 258,t 0 + 263,line 23 + error,title {} + 263,t 1 + 259,line 13 + 260,line 14 + 258,title string + 267,t 1 + 263,title {} + 267,title {} + 257 INT_ + 258 STRING_ + 259,t 0 + 259 CLOSE_ + 260 SAVE_ + 260,t 0 + 261 command + 265,line 32 + 262 @PSEUDO1 + 263 header + 257,title integer + 264 display + 264,t 1 + 265 close + 262,line 19 + 266 save + 267 start' + 0 {$} + 0,t 0 + 262,title {} + error,t 0 + 258,line 9 + 266,title {} + 261,t 1 + 267,line 39 + 265,t 1 + 261,title {} +} + +proc header::yyparse {} { + variable yylval + variable table + variable rules + variable token + variable yycnt + variable lr1_table + variable token_id_table + variable yyerr + variable save_state + + set yycnt 0 + set state_stack {0} + set value_stack {{}} + set token "" + set accepted 0 + set yyerr 0 + set save_state 0 + + while {$accepted == 0} { + set state [lindex $state_stack end] + if {$token == ""} { + set yylval "" + set token [yylex] + set buflval $yylval + if {$token>0} { + incr yycnt + } + } + if {![info exists table($state:$token)] || $yyerr} { + if {!$yyerr} { + set save_state $state + } + # pop off states until error token accepted + while {[llength $state_stack] > 0 && \ + ![info exists table($state:error)]} { + set state_stack [lrange $state_stack 0 end-1] + set value_stack [lrange $value_stack 0 \ + [expr {[llength $state_stack] - 1}]] + set state [lindex $state_stack end] + } + if {[llength $state_stack] == 0} { + + set rr { } + if {[info exists lr1_table($save_state,trans)] && [llength $lr1_table($save_state,trans)] >= 1} { + foreach trans $lr1_table($save_state,trans) { + foreach {tok_id nextstate} $trans { + set ss $token_id_table($tok_id,title) + if {$ss != {}} { + append rr "$ss, " + } + } + } + } + set rr [string trimleft $rr { }] + set rr [string trimright $rr {, }] + yyerror "parse error, expecting: $rr" + + + return 1 + } + lappend state_stack [set state $table($state:error,target)] + lappend value_stack {} + # consume tokens until it finds an acceptable one + while {![info exists table($state:$token)]} { + if {$token == 0} { + yyerror "end of file while recovering from error" + return 1 + } + set yylval {} + set token [yylex] + set buflval $yylval + } + continue + } + switch -- $table($state:$token) { + shift { + lappend state_stack $table($state:$token,target) + lappend value_stack $buflval + set token "" + } + reduce { + set rule $table($state:$token,target) + set ll $rules($rule,l) + if {[info exists rules($rule,e)]} { + set dc $rules($rule,e) + } else { + set dc $rules($rule,dc) + } + set stackpointer [expr {[llength $state_stack]-$dc}] + setupvalues $value_stack $stackpointer $dc + set _ $1 + set yylval [lindex $value_stack end] + switch -- $rule { + 2 { global ds9; if {!$ds9(init)} {YYERROR} else {yyclearin; YYACCEPT} } + 5 { CloseHeaderCmd $2 } + 7 { DisplayHeaderCmd 1 } + 8 { DisplayHeaderCmd $1 } + 9 { set _ 1 } + 10 { set _ $1 } + 11 { SaveHeaderCmd 1 $1 } + 12 { SaveHeaderCmd $1 $2 } + } + unsetupvalues $dc + # pop off tokens from the stack if normal rule + if {![info exists rules($rule,e)]} { + incr stackpointer -1 + set state_stack [lrange $state_stack 0 $stackpointer] + set value_stack [lrange $value_stack 0 $stackpointer] + } + # now do the goto transition + lappend state_stack $table([lindex $state_stack end]:$ll,target) + lappend value_stack $_ + } + accept { + set accepted 1 + } + goto - + default { + puts stderr "Internal parser error: illegal command $table($state:$token)" + return 2 + } + } + } + return 0 +} + +###### +# end autogenerated taccle functions +###### + +proc header::yyerror {msg} { + variable yycnt + variable yy_current_buffer + variable index_ + + ParserError $msg $yycnt $yy_current_buffer $index_ +} |