diff -r 000000000000 -r 6474c204b198 build/unix/test/Makefile.in
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/build/unix/test/Makefile.in	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,38 @@
+# -*- makefile -*-
+#
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+include $(topsrcdir)/config/rules.mk
+
+##################################################
+## Gather a list of tests, generate timestamp deps
+##################################################
+TS=.ts
+ifneq (,$(findstring check,$(MAKECMDGOALS)))
+          allsrc = $(wildcard $(srcdir)/*)
+       tests2run = $(notdir $(filter %.tpl,$(allsrc)))
+  check_targets += $(addprefix $(TS)/,$(tests2run))
+endif
+
+check:: $(TS) $(check_targets)
+
+#############################################
+# Only invoke tests when sources have changed
+#############################################
+$(TS)/%: $(srcdir)/%
+	$(PERL) $(srcdir)/runtest $<
+	@touch $@
+
+#####################################################
+## Extra dep needed to synchronize parallel execution
+#####################################################
+$(TS): $(TS)/.done
+$(TS)/.done:
+	$(MKDIR) -p $(dir $@)
+	touch $@
+
+GARBAGE_DIRS += $(TS)
+
+# EOF