+else
+
+# No OCaml compiler. Just replace the generator with a script that
+# touches stamp-generator and prints a warning.
+
+generator: $(SOURCES)
+ rm -f $@ $@-t
+ echo 'echo Warning: Install OCaml compiler in order to rebuild the generated files.' >> $@-t
+ echo 'touch generator/stamp-generator' >> $@-t
+ chmod +x $@-t
+ mv $@-t $@
+
+endif
+