zdtm: Force lib to be built before live targets

It's ugly but should work for now. Strictly speaking
I need to rework the complete make engine used in
zdtm.
Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
Tested-by: Andrew Vagin <avagin@parallels.com>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>

test/zdtm/Makefile

 SUBDIRS	=	lib live
 
 default:	all
-.PHONY: default
+.PHONY: default lib live
 
+lib:
+	$(MAKE) -C lib all
+
+live: lib
+	$(MAKE) -C live all
+
+all: lib live
+	@true
 %:
 	set -e; for d in $(SUBDIRS); do $(MAKE) -C $$d $@; done

test/zdtm/lib/Makefile

@@ -18,7 +18,8 @@ all:	$(LIB)
 install: all
 .PHONY: all install
 
-$(LIB):	$(LIB)(${LIBOBJ})
+$(LIB):	$(LIBOBJ)
+	$(Q) ar rv $@ $^
 
 clean:
 	$(RM) -f $(LIBOBJ) $(LIB) *~