Merge "Support .(dot) files in root" into main am: 68b4cbecb9

Original change: https://android-review.googlesource.com/c/platform/build/+/2674735

Change-Id: I5bc509ab9bacff3f8311849ec9b92178526cf78d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

core/Makefile

@@ -5733,11 +5733,11 @@ $(BUILT_TARGET_FILES_DIR): intermediates := $(intermediates)
 
 # $(1): Directory to copy
 # $(2): Location to copy it to
-# The "ls -A" is to prevent "acp s/* d" from failing if s is empty.
+# The "ls -A" is to skip if $(1) is empty.
 define package_files-copy-root
   if [ -d "$(strip $(1))" -a "$$(ls -A $(1))" ]; then \
     mkdir -p $(2) && \
-    $(ACP) -rd $(strip $(1))/* $(2); \
+    $(ACP) -rd $(strip $(1))/. $(strip $(2))/; \
   fi
 endef