Radix cross Linux 3pp sources

#
# Project Home:
# ============
#   http://www.ciselant.de/c2man/c2man.html
#
# Downloads:
# =========
#   http://www.ciselant.de/c2man/c2man-2.0@42.tar.gz
#

url         = http://www.ciselant.de/c2man

versions    = 2.0.42
pkgname     = c2man
suffix      = tar.gz

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 version in $(versions) ; do \
	  ver=`echo $$version | sed 's,2.0.,2.0@,'` ; \
	  wget -N $(url)/$(pkgname)-$${ver}.$(suffix) ; \
	  mkdir $(pkgname)-$${version} ; \
	  tar -C $(pkgname)-$${version} -xf $(pkgname)-$${ver}.$(suffix) ; \
	  tar -czvf $(pkgname)-$${version}.$(suffix) $(pkgname)-$${version} ; \
	  rm -rf $(pkgname)-$${version} $(pkgname)-$${ver}.$(suffix) ; \
	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)