sstate.bbclass: Correctly handle empty sstate packages

Signed-off-by: Richard  Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 6 insertions, 1 deletions

diff --git a/meta/classes/sstate.bbclass b/meta/classes/sstate.bbclass
index c2dc22e0ac..3bfb554aa5 100644
--- a/meta/classes/sstate.bbclass
+++ b/meta/classes/sstate.bbclass
@@ -382,7 +382,12 @@ python sstate_task_postfunc () {
 #
 sstate_create_package () {
         cd ${SSTATE_BUILDDIR}
-        tar -cvzf ${SSTATE_PKG} *
+        # Need to handle empty directories
+        if [ "$(ls -A)" ]; then
+                tar -cvzf ${SSTATE_PKG} *
+        else
+                tar -cvz --file=${SSTATE_PKG} --files-from=/dev/null
+        fi
 
         cd ${WORKDIR}
         rm -rf ${SSTATE_BUILDDIR}