avoid deletion of useful .cmi with .PRECIOUS

diff --git a/helm/hbugs/tutors/Makefile b/helm/hbugs/tutors/Makefile
index a585b0c38b30f186f635dda58ff0a7b4ab3e8d58..fed96f9668c848a4a02d93ed5e96246f4b73eee8 100644 (file)
--- a/helm/hbugs/tutors/Makefile
+++ b/helm/hbugs/tutors/Makefile
@@ -6,6 +6,7 @@ COMMONOPTS = -package "$(REQUIRES)" -predicates "$(PREDICATES)"
 OCAMLFIND = ocamlfind
 OCAMLC = $(OCAMLFIND) ocamlc $(COMMONOPTS)
 OCAMLOPT = $(OCAMLFIND) opt $(COMMONOPTS)
+OCAMLDEP = $(OCAMLFIND) ocamldep -package "$(REQUIRES)"
 LINK_OPTIONS = -thread -package threads -linkpkg
 TUTORS_TEMPLATE = hbugs_tutor.TPL.ml
 TUTORS_INDEX = INDEX.xml
@@ -52,4 +53,5 @@ clean:
 distclean: clean
        rm -f run/*
 .PHONY: all world byte opt clean start stop
+.PRECIOUS: %.cmi