Radix cross Linux 3pp sources

#
# Project Home:
# ============
#   https://openprinting.github.io
#
# Downloads:
# =========
#   https://www.openprinting.org/download/cups-filters
#

url         = https://www.openprinting.org/download/cups-filters

versions    = 1.0.61 1.0.76 1.7.0 1.8.1 1.8.3 1.9.0 1.28.7 1.28.15 1.28.16

pkgname     = cups-filters
suffix      = tar.xz

tarballs    = $(addsuffix .$(suffix), $(addprefix $(pkgname)-, $(versions)))
sha1s       = $(addsuffix .sha1sum, $(tarballs))


all: $(tarballs) $(sha1s)

.PHONY: downloads_clean

$(tarballs):
	@echo -e "\n======= Downloading source tarballs =======\n"
	@for tarball in $(tarballs) ; do \
	  wget -N $(url)/$$tarball ; \
	done

$(sha1s): %.$(suffix).sha1sum : %.$(suffix)
	@for tarball in $< ; do \
	  echo -e "\n======= Calculation the '$$tarball' sha1sum =======\n" ; \
	  sha1sum --binary $$tarball > $$tarball.sha1sum ; \
	done

downloads_clean:
	@rm -rf $(tarballs) $(sha1s)