+ $(MAKE) $(release-prep-hook) RELEASE_TYPE=$@
+ $(MAKE) -s emit_upload_commands RELEASE_TYPE=$@
+
+# Override this in cfg.mk if you follow different procedures.
+release-prep-hook ?= release-prep
+
+.PHONY: release-prep
+release-prep:
+ case $$RELEASE_TYPE in alpha|beta|stable) ;; \
+ *) echo "invalid RELEASE_TYPE: $$RELEASE_TYPE" 1>&2; exit 1;; esac
+ $(MAKE) -s announcement > /tmp/announce-$(my_distdir)