source.mk


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upstream_version = $$(printf '%s\n' '$(OPK_SOURCE_VERSION_UPSTREAM)' | \
	sed 's/~/-/')
upstream_archive = opkbuild-$(upstream_version).tar.xz
upstream_dir_url = http://files.proteanos.com/pub/opkbuild/$(upstream_version)
upstream_url = $(upstream_dir_url)/$(upstream_archive)
upstream_sum = $(upstream_dir_url)/SHA256SUMS
source_archive = ../opkbuild-$(OPK_SOURCE_VERSION_UPSTREAM).orig.tar.xz

$(source_archive):
	wget "$(upstream_url)"
	wget -O - "$(upstream_sum)" | grep -F "$(upstream_archive)" >SHA256SUMS
	sha256sum -c SHA256SUMS
	rm -f SHA256SUMS
	mv "$(upstream_archive)" "$(source_archive)"

source: $(source_archive)