+ifeq ($(WITH_EMACS),1)
+$(DOCBUILDDIR)/.roff.stamp sphinx-html sphinx-texinfo: docstring.stamp
+endif
+
+sphinx-html: $(DOCBUILDDIR)/.html.stamp
+
+$(DOCBUILDDIR)/.html.stamp: $(ALL_RST_FILES)
+ $(SPHINXBUILD) -b html -d $(DOCBUILDDIR)/html_doctrees $(ALLSPHINXOPTS) $(DOCBUILDDIR)/html
+ touch $@
+
+sphinx-texinfo: $(DOCBUILDDIR)/.texi.stamp