def write_package_manifest(d):
    # Get list of installed packages
    license_image_dir = d.expand('${LICENSE_DIRECTORY}/${SSTATE_PKGARCH}/${IMAGE_NAME}')
    bb.utils.mkdirhier(license_image_dir)
    from oe.rootfs import image_list_installed_packages
    from oe.utils import format_pkg_list

    pkgs = image_list_installed_packages(d)
    output = format_pkg_list(pkgs)
    with open(os.path.join(license_image_dir, 'package.manifest'), "w+") as package_manifest:
        package_manifest.write(output)

write_package_manifest(d)