+ALL_TESTS:=$(patsubst $(srcdir)/case-%.sys,%,$(wildcard $(srcdir)/case-*.sys))
+
+check: $(TARGETS) $(addprefix check-,$(ALL_TESTS))
+ @echo
+ @echo 'all tests passed or maybe skipped.'
+
+checkfuzz: $(TARGETS) \
+ $(addprefix checkfuzz-,$(ALL_TESTS)) \
+ $(addprefix checkfuzzraw-,$(ALL_TESTS))
+ @echo
+ @echo 'all fuzzes passed or maybe skipped.'
+# this target is mostly useful as prep work for running the fuzzer;
+# it doesn't really test any of adns
+
+fuzzcat.d: checkfuzz
+ $(srcdir)/categorisefuzz $(ALL_TESTS)
+ perl -ne 'print $$1,"\n" while m/\"([^"% ]{2,})\"/g' \
+ $(srcdir)/../src/*.[ch] $(srcdir)/../client/*.[ch] \
+ | sort -u >fuzzcat.d/dictionary
+ perl -p -e 'chomp;' \
+ -e 's/[^0-9a-z-_]/sprintf "\\x%02x", ord $$&/ige;' \
+ -e 's/^/l$$.="/; ' \
+ -e 's/$$/"\n/;' \
+ fuzzcat.d/dictionary >fuzzcat.d/dictionary.afl
+
+check-%: case-%.sys
+ @srcdir=$(srcdir) $(srcdir)/r1test $* || test $$? = 5
+
+fuzz-%: case-%.sys $(TARGETS) make1fuzz shlib
+ srcdir=$(srcdir) $(srcdir)/make1fuzz $*
+
+fuzzraw-%: fuzz-%
+
+.PRECIOUS: fuzz-%
+
+checkfuzz-%: fuzz-% $(TARGETS)
+ @srcdir=$(srcdir) $(srcdir)/check1fuzz $<
+
+checkfuzzraw-%: fuzz-% $(TARGETS)
+ @srcdir=$(srcdir) $(srcdir)/check1fuzz $<