Merge remote-tracking branch 'origin/merge-requests/322'

By Antonio V
* origin/merge-requests/322:
  Fixed subdirectories copy from grub/ to the ISO
  Subdirectories from grub/ are copied to the ISO

Fixes https://gitlab.archlinux.org/archlinux/archiso/-/issues/215

See merge request https://gitlab.archlinux.org/archlinux/archiso/-/merge_requests/322

CHANGELOG.rst

@@ -25,6 +25,8 @@ Fixed
 - Wait for ``network-online.target`` to become active before trying to download the script passed via the ``script=``
   boot parameter.
 
+- Subdirectories from ``grub/`` are copied to the ISO.
+
 Removed
 -------
 

archiso/mkarchiso

@@ -553,7 +553,7 @@ _make_common_bootmode_grub_copy_to_isofs() {
         files_to_copy+=("${profile}/grub/"!(*.cfg))
     fi
     install -d -m 0755 -- "${isofs_dir}/boot/grub"
-    install -m 0644 -- "${files_to_copy[@]}" "${isofs_dir}/boot/grub/"
+    cp -r --remove-destination -- "${files_to_copy[@]}" "${isofs_dir}/boot/grub/"
 }
 
 # Prepare GRUB configuration files