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path: root/.config/kbuild/freezeezy/uninstall.sh
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#!/usr/bin/env bash
# Copyright (C) 2026-Ω Miquel Sabaté Solà <mikisabate@gmail.com>
#
# 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/>.

set -ex

if [ "$EUID" -ne 0 ];then
   echo "kbuild (error): run this as root."
   exit 1
fi

if [ ! -f /usr/sbin/btrfs ]; then
   echo "kbuild (error): you need 'btrfs'."
   exit 1
fi

##
# Remove files.

rm -rf /lib/modules/$name
rm -f /boot/initrd-$name
rm -f /boot/initrd.img-$name
rm -f /boot/vmlinuz-$name
rm -f /boot/System.map-$name
rm -f /boot/config-$name

##
# Update grub.

grub2-mkconfig -o /boot/grub2/grub.cfg

##
# If everything was alright, it's now safe to remove the snapshot we took on
# install.sh.

btrfs subvolume delete /.snapshots/pre-kernel-$name