fix delete-files

1 files changed, 4 insertions, 4 deletions

diff --git a/delete-files b/delete-files
index 778b27c..0e1c879 100755
--- a/delete-files
+++ b/delete-files
@@ -13,7 +13,7 @@ sudo umount  "$dev" || true
 
 echo
 echo "unpack $img to $dev"
-pv "$img" | unxz | sudo dd of="$dev"
+pv "$img" | unxz -T0 | sudo dd of="$dev" bs=16M
 
 started="$(date +%s)"
 
@@ -26,15 +26,15 @@ echo "delete all files under $dir"
 files="$dir/files"
 case "$cmd" in
     find)
-	find "$files" -delete
+	find "$files" -mindepth 1 -delete
 	;;
     rm)
-	rm -rf "$files"
+	rm -rf "$files"/*
 	;;
     rsync)
 	tmp="$(mktemp -d)"
 	rsync -r --del "$tmp/." "$files/."
-	rmdir "$files"
+	rmdir "$tmp"
 	;;
     *)
 	echo "I don't know $cmd" 1>&2 ;