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 source { variable yylval {} variable table variable rules variable token {} variable yycnt 0 variable yyerr 0 variable save_state 0 namespace export yylex } proc source::YYABORT {} { return -code return 1 } proc source::YYACCEPT {} { return -code return 0 } proc source::YYERROR {} { variable yyerr set yyerr 1 } proc source::yyclearin {} { variable token variable yycnt set token {} incr yycnt -1 } proc source::yyerror {s} { puts stderr $s } proc source::setupvalues {stack pointer numsyms} { upvar 1 1 y set y {} for {set i 1} {$i <= $numsyms} {incr i} { upvar 1 $i y set y [lindex $stack $pointer] incr pointer } } proc source::unsetupvalues {numsyms} { for {set i 1} {$i <= $numsyms} {incr i} { upvar 1 $i y unset y } } array set source::table { 3:0,target 1 0:257 shift 0:258 goto 1:257 reduce 5:0,target 3 0:260 goto 3:257 reduce 4:257 shift 0:258,target 2 1:257,target 4 3:259 goto 3:257,target 2 2:0,target 0 3:259,target 4 0:257,target 1 1:0 reduce 2:0 accept 3:0 reduce 0:260,target 3 1:0,target 4 5:0 reduce 4:257,target 5 } array set source::rules { 0,l 261 1,l 258 2,l 259 3,l 258 4,l 260 } array set source::rules { 0,dc 1 2,dc 0 4,dc 1 1,dc 1 3,dc 3 } array set source::rules { 2,e 1 2,line 14 4,line 18 1,line 14 3,line 15 } array set source::lr1_table { 0 {{0 0 0} {1 0 0} {3 0 0} {4 {0 257} 0}} 1 {{4 {0 257} 1}} 2 {{0 0 1}} 3 {{1 0 1} {3 0 1} {2 257 0}} 0,trans {{257 1} {258 2} {260 3}} 4 {{3 0 2}} 1,trans {} 5 {{3 0 3}} 2,trans {} 3,trans {{259 4}} 4,trans {{257 5}} 5,trans {} } array set source::token_id_table { 0 {$} 0,t 0 error error error,t 0 258,line 13 261,line 19 257 STRING_ 257,t 0 error,line 12 258,t 1 258 command 260,t 1 260 source 259,t 1 259 @PSEUDO1 error,title {} 261,t 1 261 start' 257,line 7 260,line 17 259,line 14 257,title string 258,title {} 260,title {} 259,title {} 261,title {} } proc source::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 { SourceCmd $1 } } 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 source::yyerror {msg} { variable yycnt variable yy_current_buffer variable index_ ParserError $msg $yycnt $yy_current_buffer $index_ }