#!/usr/bin/perl
#  IBM_PROLOG_BEGIN_TAG
#  This is an automatically generated prolog.
#
#  $Source: src/build/tools/pre-commit-prologs $
#
#  IBM CONFIDENTIAL
#
#  COPYRIGHT International Business Machines Corp. 2011
#
#  p1
#
#  Object Code Only (OCO) source materials
#  Licensed Internal Code Source Materials
#  IBM HostBoot Licensed Internal Code
#
#  The source code for this program is not published or other-
#  wise divested of its trade secrets, irrespective of what has
#  been deposited with the U.S. Copyright Office.
#
#  Origin: 30
#
#  IBM_PROLOG_END

# This hook is used to add or update copyright prolog statements

$COPYRIGHT_SCRIPT=".git/hooks/addCopyright.pl";

##  make up a list of all staged files ( --cached --name-only )
##      filter for only Added or Modified ( --diff-filter=AM )
##      paste puts them all on one line.    
my $fileList = `git diff --cached --name-only --diff-filter=AM | paste -s -`;
chomp($fileList);


if (length($fileList) > 0)
{
    my $cmd = "$COPYRIGHT_SCRIPT update $fileList";
    print   "run $cmd...\n";
    system $cmd;
    die("$?") if ($? != 0);

#    print   "re-adding files $fileList\n";
    system "git add $fileList";
    exit 1 if ($? != 0);
}

exit 0;