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 cursor { variable yylval {} variable table variable rules variable token {} variable yycnt 0 variable yyerr 0 variable save_state 0 namespace export yylex } proc cursor::YYABORT {} { return -code return 1 } proc cursor::YYACCEPT {} { return -code return 0 } proc cursor::YYERROR {} { variable yyerr set yyerr 1 } proc cursor::yyclearin {} { variable token variable yycnt set token {} incr yycnt -1 } proc cursor::yyerror {s} { puts stderr $s } proc cursor::setupvalues {stack pointer numsyms} { upvar 1 1 y set y {} for {set i 1} {$i <= $numsyms} {incr i} { upvar 1 $i y set y [lindex $stack $pointer] incr pointer } } proc cursor::unsetupvalues {numsyms} { for {set i 1} {$i <= $numsyms} {incr i} { upvar 1 $i y unset y } } array set cursor::table { 6:0 reduce 3:0,target 1 0:257 shift 5:258,target 6 1:257 shift 0:259 goto 0:261 goto 3:258 reduce 1:257,target 4 4:258 reduce 3:260 goto 5:258 shift 0:261,target 3 2:0,target 0 4:258,target 4 3:260,target 5 4:0,target 4 6:0,target 3 0:257,target 1 2:0 accept 0:259,target 2 3:0 reduce 4:0 reduce 3:258,target 2 } array set cursor::rules { 0,l 262 1,l 259 2,l 260 3,l 259 4,l 261 } array set cursor::rules { 0,dc 1 2,dc 0 4,dc 2 1,dc 1 3,dc 3 } array set cursor::rules { 2,e 1 2,line 16 4,line 20 1,line 16 3,line 17 } array set cursor::lr1_table { 0 {{0 0 0} {1 0 0} {3 0 0} {4 {0 258} 0}} 1 {{4 {0 258} 1}} 2 {{0 0 1}} 3 {{1 0 1} {3 0 1} {2 258 0}} 0,trans {{257 1} {259 2} {261 3}} 4 {{4 {0 258} 2}} 1,trans {{257 4}} 5 {{3 0 2}} 2,trans {} 6 {{3 0 3}} 3,trans {{260 5}} 4,trans {} 5,trans {{258 6}} 6,trans {} } array set cursor::token_id_table { 262,title {} 0 {$} 0,t 0 error,t 0 error error 258,line 9 261,line 19 error,line 14 257 INT_ 257,t 0 258 STRING_ 258,t 0 260,t 1 260 @PSEUDO1 259,t 1 259 command error,title {} 261,t 1 261 cursor 262,t 1 262 start' 257,line 7 260,line 16 259,line 15 257,title integer 258,title string 262,line 21 260,title {} 259,title {} 261,title {} } proc cursor::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} } 4 { CursorCmd $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 cursor::yyerror {msg} { variable yycnt variable yy_current_buffer variable index_ ParserError $msg $yycnt $yy_current_buffer $index_ }