#============================================================================ 

#Name        : getppid.pl 

#Part of     : Helium 

#Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

#All rights reserved.

#This component and the accompanying materials are made available

#under the terms of the License "Eclipse Public License v1.0"

#which accompanies this distribution, and is available

#at the URL "http://www.eclipse.org/legal/epl-v10.html".

#

#Initial Contributors:

#Nokia Corporation - initial contribution.

#

#Contributors:

#

#Description: 

#============================================================================

use Win32;

sub _getppid() {

    my $ppid;

    if ($^O =~ /^MSWin/) {

        my $pid = $$;

        my $machine = "\\\\.";

        require Win32::OLE;

        require Win32::OLE::Variant;

        # WMI Win32_Process class

        my $class =

"winmgmts:{impersonationLevel=impersonate}$machine\\Root\\cimv2";

        if (my $wmi = Win32::OLE-> GetObject($class)) {

            if(my $proc=$wmi-> Get(qq{Win32_Process.Handle="$pid"})) {

                $ppid = $proc-> {ParentProcessId} if

($proc-> {ParentProcessId}!=0);

            }

        }

    }

    else {

        $ppid = getppid();

    }

    return $ppid;

}

my $name = shift @ARGV or "";

print $name._getppid()."\n";