extras/bash: fix loop termination in packagecloud_attic_cleanup.sh

Signed-off-by: Dave Wallace <dwallacelf@gmail.com>
Change-Id: I612d04e876edf255ea91e6580ca7e2f17831d78f

diff --git a/extras/bash/packagecloud_attic_cleanup.sh b/extras/bash/packagecloud_attic_cleanup.sh
index 6312510..a9fc811 100755 (executable)
--- a/extras/bash/packagecloud_attic_cleanup.sh
+++ b/extras/bash/packagecloud_attic_cleanup.sh
@@ -16,7 +16,7 @@ get_more_packages() {
 }
 
 get_more_packages
-while [ -n "$(cat $packages_json)" ] ; do
+while [ "$(cat $packages_json)" != "[]" ] ; do
     for pkg in $(cat $packages_json | jq '.[].destroy_url' | xargs) ; do
         # shellcheck disable=SC2086
         echo "Deleting $(basename $pkg)"