all: known_hosts authorized_keys config
.PHONY: all

known_hosts: $(wildcard known_hosts.d/*)
	touch $@
	for f in $^; do \
	  echo; \
	  echo "### from $$f:"; \
	  cat $$f; \
	done >> $@

authorized_keys: $(wildcard authorized_keys.d/*)
	touch $@
	for f in $^; do \
	  echo; \
	  echo "### from $$f:"; \
	  cat $$f; \
	done >> $@

config: config.in
	cp $< $@
	case "$(ssh -V)" in \
	  OpenSSH_4.3*) \
	    sed -ri -e 's,^.+\<ExitOnForwardFailure\>.+$$,##UNSUPPORTED##&,' \
	            -e 's,^.+\<MACs\>.+$$,##UNSUPPORTED##&,' $@ \
	    ;; \
	esac