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if {[info commands vwait] eq ""} {
return "noimpl"
}
set f [socket stream localhost:80]
set count 0
set done 0
proc onread {f} {
#puts "[$f gets]"
incr ::count [string length [$f gets]]
}
proc oneof {f} {
$f close
verbose "Read $::count bytes from server"
incr ::done
}
proc onwrite {f} {
$f puts -nonewline "GET / HTTP/1.0\r\n\r\n"
$f flush
$f writable {}
}
proc bgerror {msg} {
puts stderr "bgerror: $msg"
incr ::done
}
$f readable {onread $f} {oneof $f}
$f writable {onwrite $f}
alarm 10
catch -signal {
vwait done
}
alarm 0
catch {close $f}
rename bgerror ""
rename onread ""
rename oneof ""
rename onwrite ""
return
|
