June Tantoolvesm wrote:
>
> Hi,
Hello,
> I hope this is the right mailing list. I have two
> questions.
>
> 1. I was wondering if anyone here knows what this
> command is doing, besides calling the program
> "neighbor"?
>
> system ("neighbor >/dev/null 2>&1 << ! $inpwd 2 3 Y
> !")
>
> I understand up to "2>&1", does anyone knows what
> comes after that. I am guessing they are all
> arguments, but what do "<<" and "!" in particular
> mean?
That is a "here document" and is used for input.
> 2. Ok, the situation is a bit hard to describe, but
> here goes. I have a program that is interactive
> (character user interface), and I want to call this
> program from perl. So far I know that system() can
> call the program, but how do we interactively
> communicate with the program afterwards? By that I
> mean, which commands are available? Or are there other
> methods for doing so? I have heard of batch files, but
> I'm not sure how to apply that here.
http://search.cpan.org/~rgiersig/Expect-1.15/
http://search.cpan.org/~djerius/Expect-Simple-0.02/
John
--
use Perl;
program
fulfillment
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