if {[string compare $hostname "use_sudo"] == 0} {
set use_sudo "sudo sh;"
set hostname [lindex $argv 1]
set args [lrange $argv 2 end]
}
if {[string compare $hostname "use_sudo"] == 0} {
set use_sudo "sudo sh;"
set hostname [lindex $argv 1]
set args [lrange $argv 2 end]
}