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-rw-r--r--hooks/archiso_loop_mnt27
1 files changed, 16 insertions, 11 deletions
diff --git a/hooks/archiso_loop_mnt b/hooks/archiso_loop_mnt
index 2e99404..c32a544 100644
--- a/hooks/archiso_loop_mnt
+++ b/hooks/archiso_loop_mnt
@@ -1,10 +1,12 @@
-# vim: set ft=sh:
+#!/bin/ash
run_hook () {
- [[ -n "${img_label}" ]] && img_dev="/dev/disk/by-label/${img_label}"
- [[ -z "${img_flags}" ]] && img_flags="defaults"
- if [[ -n "${img_dev}" && -n "${img_loop}" ]]; then
- mount_handler="archiso_loop_mount_handler"
+ # shellcheck disable=SC2154 # defined via initcpio's parse_cmdline()
+ [ -n "${img_label}" ] && img_dev="/dev/disk/by-label/${img_label}"
+ [ -z "${img_flags}" ] && img_flags="defaults"
+ # shellcheck disable=SC2154 # defined via initcpio's parse_cmdline()
+ if [ -n "${img_dev}" ] && [ -n "${img_loop}" ]; then
+ export mount_handler="archiso_loop_mount_handler"
fi
}
@@ -15,21 +17,24 @@ archiso_loop_mount_handler () {
msg ":: Setup a loop device from ${img_loop} located at device ${img_dev}"
_mnt_dev "${img_dev}" "/run/archiso/img_dev" "-r" "${img_flags}"
- if [[ "${copytoram}" != "y" ]]; then
- echo $(readlink -f ${img_dev}) >> /run/archiso/used_block_devices
+ # shellcheck disable=SC2154 # defined via initcpio's parse_cmdline()
+ if [ "${copytoram}" != "y" ]; then
+ readlink -f "${img_dev}" >> /run/archiso/used_block_devices
fi
if _dev_loop=$(losetup --find --show --read-only "/run/archiso/img_dev/${img_loop}"); then
- archisodevice="${_dev_loop}"
+ export archisodevice="${_dev_loop}"
else
echo "ERROR: Setting loopback device for file '/run/archiso/img_dev/${img_loop}'"
launch_interactive_shell
fi
- archiso_mount_handler ${newroot}
+ archiso_mount_handler "${newroot}"
- if [[ "${copytoram}" == "y" ]]; then
- losetup -d ${_dev_loop} 2>/dev/null
+ if [ "${copytoram}" = "y" ]; then
+ losetup -d "${_dev_loop}" 2>/dev/null
umount /run/archiso/img_dev
fi
}
+
+# vim: set ft=sh: