validate: $(addsuffix .validate,$(SOURCES))
# hmmm, this rule may need to be revised/tested
+.PHONY: publish
publish: all
[ -d $(PUBLISHDIR) ] || exit 1
rm -f $(PUBLISHDIR)/$(MANUAL)/*.html
$(install_file) developers-reference*.html/*.html developers-reference*pdf \
$(PUBLISHDIR)/$(MANUAL)
ln -sf index.en.html $(PUBLISHDIR)/$(MANUAL)/index.html
+ ln -sf developers-reference.pdf $(PUBLISHDIR)/$(MANUAL)/developers-reference.en.pdf
developers-reference.html: developers-reference.sgml
$(htmllink)