%{ %} #include int.tin #include string.tin %start command %% command : threads | threads {yyclearin; YYACCEPT} STRING_ ; threads : INT_ {ProcessCmdSet ds9 threads $1 ChangeThreads} ; %% proc threads::yyerror {msg} { variable yycnt variable yy_current_buffer variable index_ ParserError $msg $yycnt $yy_current_buffer $index_ }