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Filename : updateZip.pl

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# Shows how to update a Zip in place using a temp file.
# $Revision: 1.1 $
#
use Archive::Zip qw(:ERROR_CODES);
use File::Copy();

my $zipName = shift || die 'must provide a zip name';
my @fileNames = @ARGV;
die 'must provide file names' unless scalar(@fileNames);

# Read the zip
my $zip = Archive::Zip->new();
die "can't read $zipName\n" unless $zip->read($zipName) == AZ_OK;

# Update the zip
foreach my $file (@fileNames) {
    $zip->removeMember($file);
    if (-r $file) {
        if (-f $file) {
            $zip->addFile($file) or die "Can't add $file to zip!\n";
        } elsif (-d $file) {
            $zip->addDirectory($file) or die "Can't add $file to zip!\n";
        } else {
            warn "Don't know how to add $file\n";
        }
    } else {
        warn "Can't read $file\n";
    }
}

# Now the zip is updated. Write it back via a temp file.

exit($zip->overwrite());