kbuild: Add make dir-pkg build option

# tarball targets

# ---------------------------------------------------------------------------

tar-pkgs := tar-pkg targz-pkg tarbz2-pkg tarxz-pkg

tar-pkgs := dir-pkg tar-pkg targz-pkg tarbz2-pkg tarxz-pkg

PHONY += $(tar-pkgs)

$(tar-pkgs):

	$(MAKE) -f $(srctree)/Makefile

	@echo '  bindeb-pkg          - Build only the binary kernel deb package'

	@echo '  snap-pkg            - Build only the binary kernel snap package'

	@echo '                        (will connect to external hosts)'

	@echo '  dir-pkg             - Build the kernel as a plain directory structure'

	@echo '  tar-pkg             - Build the kernel as an uncompressed tarball'

	@echo '  targz-pkg           - Build the kernel as a gzip compressed tarball'

	@echo '  tarbz2-pkg          - Build the kernel as a bzip2 compressed tarball'

# SPDX-License-Identifier: GPL-2.0

#

# buildtar 0.0.4

# buildtar 0.0.5

#

# (C) 2004-2006 by Jan-Benedict Glaw <jbglaw@lug-owl.de>

#

# Figure out how to compress, if requested at all

#

case "${1}" in

	tar-pkg)

	dir-pkg|tar-pkg)

		opts=

		;;

	targz-pkg)

		;;

esac

if [ "${1}" = dir-pkg ]; then

	echo "Kernel tree successfully created in $tmpdir"

	exit 0

fi

#

# Create the tarball