CALL_GC=${CALL_GC:-'no'}
-topdir=$(rpm -E %_topdir)
+topdir="${1:-$(rpm -E %_topdir)}"
+topdir=$(readlink -f "$topdir")
purgedir=$topdir/purged
cd "$topdir"
+echo "Purging in $topdir, press ENTER to continue"
+read a
+
if [ -d "$purgedir" ]; then
echo >&2 "Previous pruge dir exists: $purgedir, remove it to resume"
exit 1