source of meta files are called meta., not META.
$(MODULES:%=%.install):
cd $(@:%.install=%) && make install
export TARGET=$(OCAMLFIND_META_DIR)/$(@:%.install=META.helm-%) ; \
- cp $(@:%.install=META.helm-%.src) $$TARGET && \
+ cp METAS/$(@:%.install=meta.helm-%.src) $$TARGET && \
echo "directory=\"$(OCAMLFIND_DEST_DIR)/$(@:%.install=%)\"" >> $$TARGET
$(MODULES:%=%.uninstall):
cd $(@:%.uninstall=%) && make uninstall