define ggo_opts
	--output-dir=$(cmdline_dir) \
	--set-version="$(GIT_VERSION)" \
	--arg-struct-name=$(*F)_args_info \
	--file-name=$(*F).cmdline \
	--func-name=$(*F)_cmdline_parser \
	--set-package="para_$(*F)"
endef

.PRECIOUS: $(cmdline_dir)/%.cmdline.c $(cmdline_dir)/%.cmdline.h $(ggo_dir)/%.ggo

$(cmdline_dir)/%.cmdline.h $(cmdline_dir)/%.cmdline.c: $(ggo_dir)/%.ggo | $(cmdline_dir)
	@[ -z "$(Q)" ] || echo 'GGO $<'
	$(Q) $(GENGETOPT) $(ggo_opts) < $<
ifeq ($(ggo_descriptions_declared),no)
	@echo 'extern const char *$(*F)_args_info_description;' >> $(cmdline_dir)/$(*F).cmdline.h
endif

$(m4depdir)/%.m4d: $(m4_ggo_dir)/%.m4 | $(m4depdir)
	@[ -z "$(Q)" ] || echo 'M4D $<'
	$(Q) $(M4) -I $(m4_ggo_dir) -s $< \
	| awk '{if ($$1 ~ /#line/) {gsub(/"/, "", $$3); if ($$3 != "$<") \
	print "$(ggo_dir)/$(*F).ggo: " $$3}}' | sort | uniq > $@

$(ggo_dir)/%.ggo: $(m4_ggo_dir)/%.m4 $(m4_ggo_dir)/header.m4 | $(ggo_dir)
	@[ -z "$(Q)" ] || echo 'M4 $<'
	$(Q) $(M4) -I $(m4_ggo_dir) $< > $@