-.PHONY: all clean doxygen-clean gnu_global-clean cmetrics-clean
+.PHONY: all clean doxyfile-update doxygen-clean gnu_global-clean cmetrics-clean
CD := cd
CMETRICS := cmetrics
$(INSTALL) -d $(DOXYGEN_DIR)
$(CD) $(DOXYSRCDIR) && $(DOXYGEN)
-$(DOXYSRCDIR)/Doxyfile: Doxyfile
+doxyfile-update: Doxyfile
+ $(DOXYGEN) -u $<
+
+$(DOXYSRCDIR)/Doxyfile: doxyfile-update
@$(CP) -vf Doxyfile $(DOXYSRCDIR)/
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