[aklug] Re: Regarding terminal input

Quoting Christopher Howard <choward@indicium.us>:

> At work we were able to sucessfully open terminal communication with our
> robot over bluetooth (serial emulation) and we use the screen command,
> like so:
>
> =09screen /dev/devicenameblablabla
>
> What we were wondering was, is there are a way we could pipe in commands
> from a file?
>
> I tried the obvious
>
> =09~/testfile | screen /dev/devicenameblablabla
>
> But just got an error message like
>
> =09Must be connected to a terminal.
>
> I can't just write directly to the device file (and I did try) because
> (from what I understand) a terminal emulator is needed to control the
> serial communication (baud rate and all that jazz).
>
> Is there a way I can do this with screen or another term emulator? I
> really do live inside the shell, but I do very little shell scripting or
> advanced command-line work.
>
One possible way is to use expect with telnet or ssh.

Mike B.

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Received on Mon Mar 9 18:07:25 2009