+scores: $(SCOREDIR)/SUMMARY
+
+$(SCOREDIR)/SUMMARY: $(patsubst ccan/%/_info, $(SCOREDIR)/score-%, $(wildcard ccan/*/_info))
+ git describe --always > $@
+ uname -a >> $@
+ $(CC) -v >> $@
+ cat $^ | grep 'Total score:' >> $@
+
+$(SCOREDIR)/score-%: ccan/%/_info tools/ccanlint/ccanlint $(OBJFILES)
+ mkdir -p $(SCOREDIR)
+ tools/ccanlint/ccanlint -v -s ccan/$* > $@ || true
+
+$(ALL_DEPENDS): %/.depends: %/_info tools/ccan_depends
+ tools/ccan_depends $* > $@ || ( rm -f $@; exit 1 )
+
+# Actual dependencies are created in inter-depends
+check-%: tools/ccanlint/ccanlint
+ tools/ccanlint/ccanlint ccan/$*
+
+fastcheck-%: tools/ccanlint/ccanlint
+ tools/ccanlint/ccanlint --timeout $(FASTTIMEOUT) ccan/$*
+
+# Doesn't test dependencies, doesn't print verbose fail results.
+summary-check-%: tools/ccanlint/ccanlint $(OBJFILES)
+ tools/ccanlint/ccanlint -s ccan/$*
+
+summary-fastcheck-%: tools/ccanlint/ccanlint $(OBJFILES)
+ tools/ccanlint/ccanlint -x tests_pass_valgrind -x tests_compile_coverage -s ccan/$*
+
+ccan/%/info: ccan/%/_info
+ $(CC) $(CCAN_CFLAGS) -o $@ -x c $<
+
+libccan.a(%.o): ccan/%.o
+ $(AR) r $@ $<
+
+clean: tools-clean
+ $(RM) `find * -name '*.o'` `find * -name '.depends'` `find * -name '*.a'` `find * -name info` `find * -name '*.d'`
+ $(RM) inter-depends lib-depends test-depends ccan/*-Makefile
+
+# Creates a dependency from the tests to the object files which it needs.
+inter-depends: $(ALL_DEPENDS) Makefile
+ for f in $(ALL_DEPENDS); do echo check-$$(basename $$(dirname $$f) ): $$(for dir in $$(cat $$f) $$(dirname $$f); do [ "$$(echo $$dir/*.c)" = "$$dir/*.c" ] || echo ccan/"$$(basename $$dir)".o; done); done > $@