+### Machinery for precomputations.
+
+## Location of precomputed tables.
+precomp = $(top_srcdir)/precomp
+
+## Precomputed source code files.
+PRECOMPS =
+EXTRA_DIST += $(PRECOMPS)
+BUILT_SOURCES += $(PRECOMPS)
+MAINTAINERCLEANFILES += $(PRECOMPS)
+
+## Programs which make the tables. These should be made by an explicit
+## recursive `make' call in the relevant rule, so that we don't try to
+## reconstruct them unnecessarily.
+PRECOMP_PROGS =
+EXTRA_PROGRAMS += $(PRECOMP_PROGS)
+CLEANFILES += $(PRECOMP_PROGS)
+
+###--------------------------------------------------------------------------