+#!/ventoy/busybox/sh
+#************************************************************************************
+# Copyright (c) 2020, longpanda <admin@ventoy.net>
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 3 of the
+# License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, see <http://www.gnu.org/licenses/>.
+#
+#************************************************************************************
+
+. /ventoy/hook/ventoy-hook-lib.sh
+
+vtlog "######### $0 $* ############"
+
+if is_ventoy_hook_finished; then
+ exit 0
+fi
+
+wait_for_usb_disk_ready
+
+vtdiskname=$(get_ventoy_disk_name)
+if [ "$vtdiskname" = "unknown" ]; then
+ vtlog "ventoy disk not found"
+ exit 0
+fi
+
+ventoy_udev_disk_common_hook "${vtdiskname#/dev/}2" "noreplace"
+
+blkdev_num=$($VTOY_PATH/tool/dmsetup ls | $GREP ventoy | $SED 's/.*(\([0-9][0-9]*\),.*\([0-9][0-9]*\).*/\1:\2/')
+vtDM=$(ventoy_find_dm_id ${blkdev_num})
+vtlog "blkdev_num=$blkdev_num vtDM=$vtDM ..."
+
+while [ -n "Y" ]; do
+ if [ -b /dev/$vtDM ]; then
+ break
+ else
+ sleep 0.3
+ fi
+done
+
+if [ -n "$1" ]; then
+ vtlog "ln -s /dev/$vtDM $1"
+
+ if [ -e "$1" ]; then
+ vtlog "$1 already exist"
+ else
+ ln -s /dev/$vtDM "$1"
+ fi
+else
+ vtLABEL=$($BUSYBOX_PATH/blkid /dev/$vtDM | $SED 's/.*LABEL="\([^"]*\)".*/\1/')
+ vtlog "vtLABEL is $vtLABEL"
+
+ if [ -z "$vtLABEL" ]; then
+ vtLABEL=$($SED "s/.*label=\([^ ]*\)/\1/" /proc/cmdline)
+ vtlog "vtLABEL is $vtLABEL from cmdline"
+ fi
+
+ if [ -e "/dev/disk/by-label/$vtLABEL" ]; then
+ vtlog "$1 already exist"
+ else
+ ln -s /dev/$vtDM "/dev/disk/by-label/$vtLABEL"
+ fi
+fi
+
+# OK finish
+set_ventoy_hook_finish