Re: File descriptors and screen and you

[Andy Harrison]

On 2/6/07, Alan Young <address@hidden> wrote:
> I have a bit of perl code that I'm trying to make work:
>
> sub DB::get_fork_TTY {
>
>    open my $SCREEN, qq{&3>1 screen -t 'Child $$' sh -c "tty &1>3 ; sleep
> 1000000" |}
>      or return '';
>
>    my $tty = <$SCREEN>;
>
>    return $tty;
> }
>
> I'm getting bad file descriptor errors, so I'm assuming screen is
> cleaning up what it hands to it's children.  Which makes sense.
>
> I want to avoid going the tmp file route if at all possible.  Is there a
> way I can echo tty's output so that I can grab it from a filehandle?
>
> I've tried a number of different methods.
>
> Any pointers?


What exactly are you trying to accomplish with your script?

--
Andy Harrison