Radix cross Linux 3pp sources

#
# Project Home:
# ============
# https://libpipeline.nongnu.org
# https://savannah.nongnu.org/projects/libpipeline
#
# Downloads:
# =========
# https://download.savannah.gnu.org/releases/libpipeline
#
 
url         = https://download.savannah.gnu.org/releases/libpipeline
 
versions    = 1.3.1 1.4.0 1.4.1 1.5.4 1.5.7
 
pkgname     = libpipeline
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 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)