H=@

OCAMLOPTIONS = -linkpkg -package \"$(REQUIRES)\" $(CAMLOPTIONS)
OCAMLFIND = OCAMLPATH=$(OCAMLPATH) ocamlfind
OCAMLC = $(OCAMLFIND) ocamlc -g $(OCAMLOPTIONS)
OCAMLOPT = $(OCAMLFIND) opt $(OCAMLOPTIONS)

CAMLP_FEATURES = $(F:%=-D%)

AMLS = $(wildcard *.aml)

define BUILD_TEMPLATE
$(1).all:
	@echo "  OCAMLBUILD $(1)"
	$(H)ocamlbuild $$(BUILDOPTIONS) -ocamlc "$$(OCAMLC)" -ocamlopt "$$(OCAMLOPT)" -yaccflags "-v" -pp "$$(CAMLP)" $(1)

.PHONY: $(1).all
endef

all:: $(AMLS:%.aml=%.ml) $(EXECS:%=%.native.all)

byte:: $(AMLS:%.aml=%.ml) $(EXECS:%=%.byte.all)

$(foreach EXEC, $(EXECS), $(eval $(call BUILD_TEMPLATE,$(EXEC:%=%.native))))

$(foreach EXEC, $(EXECS), $(eval $(call BUILD_TEMPLATE,$(EXEC:%=%.byte))))

clean::
	@echo "  OCAMLBUILD -clean"
	$(H)ocamlbuild -clean
	$(H)$(RM) $(AMLS:%.aml=%.ml) *~

.PHONY: all clean

%.ml: %.aml
	$(H)$(ALPHA) < $< > $@