Provide a syncsys target to build /system files

Builds just the files on /system, but not system.img. Like sync,
but just for /system.

Test: m syncsys
Change-Id: Ic5fc60d79d20315a5aca031dff5e2394e58d6b1c

parent a9ce0ce0

core/Makefile

+2 −2

Original line number	Diff line number	Diff line
		@@ -1988,8 +1988,8 @@ $(warning Warning: with dexpreopt enabled, you may need a full rebuild.)
		endif
		endif

		.PHONY: sync
		sync: $(INTERNAL_SYSTEMIMAGE_FILES)
		.PHONY: sync syncsys
		sync syncsys: $(INTERNAL_SYSTEMIMAGE_FILES)

		#######
		## system tarball