on Mon, 30 Sep 2002 19:39:05 GMT, Jessee Parker wrote:
> Hi all, I've run into a bit of a problem. I need to see if a program
> is currently running. If it is, I want to display this on a web page
> that tells the status of the program (either on or off). The script I
> created which is probably longer than it needs to be, basically
> issues a system(ps -A) call and writes it out to a file which in
> turns gets parsed through.
There is no need to use an intermediate file if you use a pipe:
#! /usr/local/bin/perl -w
use strict;
open PS, "/bin/ps -A |" or die "cannot fork: $!";
while (<PS>) {
# do your stuff
}
close PS;
--
felix
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