+# Downloading up-to-date PO files.
+
+# make-download-po-rule DOMAIN DIRECTORY [FILE-NAME-PREFIX]
+define make-download-po-rule
+
+download-po.$(1):
+ if [ -f "$(top_srcdir)/$(2)/LINGUAS" ]; then \
+ LINGUAS="`grep -v '^[[:blank:]]*#' < $(top_srcdir)/$(2)/LINGUAS`" ; \
+ else \
+ LINGUAS="`(cd $(top_srcdir)/$(2); \
+ for i in *.po; do echo $$$$i; done) | cut -d . -f 2`" ; \
+ fi ; \
+ for lang in $$$$LINGUAS; do \
+ if wget -nv -O "$(top_srcdir)/$(2)/$(3)$$$$lang.po.tmp" \
+ "https://translationproject.org/latest/$(1)/$$$$lang.po" ; \
+ then \
+ mv "$(top_srcdir)/$(2)/$(3)$$$$lang.po"{.tmp,} ; \
+ else \
+ rm "$(top_srcdir)/$(2)/$(3)$$$$lang.po.tmp" ; \
+ fi ; \
+ done
+
+.PHONY: download-po.$(1)
+
+endef
+
+$(eval $(call make-download-po-rule,guix,po/guix))
+$(eval $(call make-download-po-rule,guix-packages,po/packages))
+$(eval $(call make-download-po-rule,guix-manual,po/doc,guix-manual.))
+
+download-po: $(foreach domain,guix guix-packages guix-manual,download-po.$(domain))
+.PHONY: download-po
+