+EXTRA_DIST = touchpad-tap-state-machine.svg touchpad-softbutton-state-machine.svg
+
if HAVE_DOXYGEN
noinst_DATA = html/index.html
$(AM_V_at)rm -rf html
doc_src= $(shell find html -type f -printf "html/%P\n" 2>/dev/null)
-EXTRA_DIST = $(builddir)/html/index.html $(doc_src)
+EXTRA_DIST += $(builddir)/html/index.html $(doc_src)
endif