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Diffstat (limited to 'archiso/initcpio/hooks/archiso_loop_mnt')
-rw-r--r--archiso/initcpio/hooks/archiso_loop_mnt32
1 files changed, 32 insertions, 0 deletions
diff --git a/archiso/initcpio/hooks/archiso_loop_mnt b/archiso/initcpio/hooks/archiso_loop_mnt
new file mode 100644
index 0000000..a02cfac
--- /dev/null
+++ b/archiso/initcpio/hooks/archiso_loop_mnt
@@ -0,0 +1,32 @@
+# vim: set ft=sh:
+
+run_hook () {
+ [[ -n "${img_label}" ]] && img_dev="/dev/disk/by-label/${img_label}"
+ if [[ -n "${img_dev}" && -n "${img_loop}" ]]; then
+ mount_handler="archiso_loop_mount_handler"
+ fi
+}
+
+archiso_loop_mount_handler () {
+ newroot="${1}"
+
+ local _dev_loop
+
+ msg ":: Setup a loop device from ${img_loop} located at device ${img_dev}"
+ _mnt_dev "${img_dev}" "/run/archiso/img_dev" "-r"
+ if [[ "${copytoram}" != "y" ]]; then
+ echo $(readlink -f ${img_dev}) >> /run/archiso/used_block_devices
+ fi
+
+ if ! _dev_loop=$(losetup --find --show --read-only "/run/archiso/img_dev/${img_loop}"); then
+ echo "ERROR: Setting loopback device for file '/run/archiso/img_dev/${img_loop}'"
+ launch_interactive_shell
+ fi
+
+ archiso_mount_handler ${newroot}
+
+ if [[ "${copytoram}" == "y" ]]; then
+ losetup -d ${_dev_loop}
+ umount /run/archiso/img_dev
+ fi
+}