Makefile.doc

ORG:=organization=CoreDNS
RONN:=ronn -r
PLUGINS:=$(wildcard plugin/*/README.md)
READMES:=$(subst plugin/,,$(PLUGINS))
READMES:=$(subst /README.md,,$(READMES))
PLUGINS:=$(subst plugin/,corendns-,$(PLUGINS))
PLUGINS:=$(subst /README.md,(7),$(PLUGINS))

ifeq (, $(shell which ronn))
    $(warning "No ronn in $$PATH, exiting")
all:
	@echo "noop"
else
all: man/coredns.1 man/corefile.5 plugins
endif

man/coredns.1: coredns.1.md
	sed -e 's/^\(#.*\)/\U\1/' $< > $@.md
	sed -i -e "s/@@PLUGINS@@/$(PLUGINS)/" $@.md
	$(RONN) --$(ORG) --manual='CoreDNS' $@.md
	rm $@.md

man/corefile.5: corefile.5.md
	sed -e 's/^\(#.*\)/\U\1/' $< > $@.md
	$(RONN) --$(ORG) --manual='CoreDNS' $@.md
	rm $@.md

.PHONY: plugins
plugins:
	for README in $(READMES); do \
	    $(MAKE) -f Makefile.doc man/coredns-$$README.7; \
	done

man/coredns-%.7: plugin/%/README.md
	sed -e 's/^\(#.*\)/\U\1/' $< > $@.md
	$(RONN) --$(ORG) --manual='CoreDNS plugins' $@.md
	rm $@.md

PHONY: clean
clean:
	rm -f man/*