[ale] Slightly ot: perl question.

[Christopher Fowler]

That is some hard to read perl.  Why use the qq in the prepare?  Why not
a string?

On Mon, 2005-02-14 at 14:07, John Cole wrote:
> Howdy all!
> 
> First of all, it is amazing how much knowledge you gain when you have to fix
> systems you didn't design. :)
> 
> Well, my question for today is why this code snippet doesn't work.  It's in
> a program I'm trying to utilize but I'm not getting the while loop to
> activate.
> 
> # Open a ForkManager handle limiting the number of children
> # to MAX_FORKS
> $pm = new Parallel::ForkManager($scanq);
> 
> #Select scheduled scans to run.
> $sth = $dbh->prepare(qq{
> 	SELECT scan.host, scan.sched_id, sched.sid, sched.timeout,
> sched.username, sched.next_scan
> 	FROM nessus_scan scan, nessus_schedule sched
> 	WHERE scan.status = "S"
> 	AND scan.server_id=$serverid
> 	AND scan.sched_id=sched.id
> 	AND sched.next_scan > 0
> 	} );
> $sth->execute;
> 
> while(($host, $schedid, $sid, $timeout, $username,
> $scantime)=$sth->fetchrow_array){
> 	$pm->start and next; # Do the fork
> 	my $dbhf;
> 
> 	$dbhf =
> DBI->connect("$CONFIG{'DATABASEDSN'}:$CONFIG{'DATABASENAME'}:$CONFIG{'DATABA
> SEHOST'}","$CONFIG{'DATABASEUSER'}","$CONFIG{'DATABASEPASSWORD'}", {
> 		PrintError => 0,
> 		RaiseError => 1,
> 		AutoCommit => 1 } ) or die("Failed to connect :
> $DBI::errstr\n");
> 
> 
> If I do a:
> print $sth->fetchrow_array;
> After the $sth->execute; I get the output from the db as requested.
> 
> I don't see how any of the variables in the while loop are being measured.
> All that exists is a:
> my ($host, $schedid, ...) at the very beginning of this perl script.
> 
> Any ideas anyone?
> 
> Thanks,
> John Cole
> 
> 
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