build-isos: mount necessary mountpoints

1 files changed, 3 insertions, 0 deletions

diff --git a/build-isos b/build-isos
index 81dd1e1..5541fe6 100755
--- a/build-isos
+++ b/build-isos
@@ -36,6 +36,9 @@ case "$(hostname -s)" in
         sed 's,^.*/,,'
     )
 
+    mountpoint -q "${archive}" || sudo mount "${archive}"
+    mountpoint -q "${destination%/*}" || sudo mount "${destination%/*}"
+
     cd "${tmp_dir}"
     cp "${destination}/sha512sums" .
     cp "${destination}/md5sums" .