build system: tests: Add missing standard clean

We want (i) recursion from the parent (ii) automatic cleaning of
&CLEAN (which is set by cdeps.sd.mk, amongst other things).

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

diff --git a/test-common.sd.mk b/test-common.sd.mk
index ace46d4e61466e2e8a9ac36f8773d5eb6f8a0166..81b3722fdc71852ad21d46869b3fe3b3524ee7e0 100644 (file)
--- a/test-common.sd.mk
+++ b/test-common.sd.mk
@@ -27,3 +27,5 @@ CHECK_SILENT ?= @
        $(RM) -f & *.o *.so
        $(RM) -rf & tmp
        $(RM) -rf & d-*
+
+&:include subdirmk/clean.sd.mk