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Re: running commands in bkgd

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From:
Agustin Rivera
Date:
January 15, 2002 17:01
Subject:
Re: running commands in bkgd
Message ID:
006e01c19e29$18ec6d80$cbfea8c0@agustinr
If you use backticks, Perl is waiting for a return value.  Such as

$var=`echo bunchofdata`;
print $var

--

bunchofdata

Agustin Rivera
Webmaster, Pollstar.com
http://www.pollstar.com



----- Original Message -----
From: "Dean Theophilou" <dtheophilou@genisar.com>
To: "Agustin Rivera" <eleqtriq@eleqtriq.ws>; "Jim Ockers"
<jockers@mindspring.com>; <beginners@perl.org>
Sent: Tuesday, January 15, 2002 4:29 PM
Subject: RE: running commands in bkgd


> So what you're saying is that the backticks wait until the process is
finished?
> I was wondering about that.  I know that system() doesn't wait; it fires
off the
> command and continues on to the next line.
>
> Dean Theophilou
>
>
> -----Original Message-----
> From: Agustin Rivera [mailto:eleqtriq@eleqtriq.ws]
> Sent: Tuesday, January 15, 2002 4:26 PM
> To: Jim Ockers; beginners@perl.org
> Subject: Re: running commands in bkgd
>
>
> Use the system command.
>
> Agustin Rivera
> Webmaster, Pollstar.com
> http://www.pollstar.com
>
>
>
> ----- Original Message -----
> From: "Jim Ockers" <jockers@mindspring.com>
> To: <beginners@perl.org>
> Sent: Tuesday, January 15, 2002 4:24 PM
> Subject: running commands in bkgd
>
>
> >
> > I'd like to make a perl script that runs queues up jobs.
> >
> > Using the backticks works well except that if I attempt to run
> > something in the background (i.e. `foobar &`) the script pauses until
> > the job is complete.
> >
> > Is this limitation due to the shell rather than perl?
> >
> > Thanks,
> >
> > -Jim
> >
> >
> >
> >
> > --
> > To unsubscribe, e-mail: beginners-unsubscribe@perl.org
> > For additional commands, e-mail: beginners-help@perl.org
>
>
> --
> To unsubscribe, e-mail: beginners-unsubscribe@perl.org
> For additional commands, e-mail: beginners-help@perl.org
>
>
>
> --
> To unsubscribe, e-mail: beginners-unsubscribe@perl.org
> For additional commands, e-mail: beginners-help@perl.org


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