#!/bin/sh
exec 2>&1

# Like any other piece of software (and information generally), this
# software comes with NO WARRANTY.
#
# This is version 20240223 of 0-build-prep.sh.
#
# See also <URL:https://openzfs.github.io/openzfs-docs/Developer%20Resources/Building%20ZFS.html>

# Uncomment this line to remove any DKMS packages before setting
# up a kernel build environment to improve the speed of this step:
# dpkg -l | grep "\-dkms" | awk '{print $2}' | while read f; do sudo dpkg -r $f; done

# Uncomment this line to prevent the system from automatically
# updating the kernel image and headers:
# dpkg -r linux-image-amd64 linux-headers-amd64

apt update
apt install -y alien autoconf automake build-essential debhelper-compat \
  dh-dkms dh-python dkms fakeroot gawk git libaio-dev libattr1-dev libblkid-dev \
  libcurl4-openssl-dev libelf-dev libffi-dev libpam0g-dev libssl-dev libtool \
  libudev-dev linux-headers-generic parallel po-debconf python3 python3-all-dev \
  python3-cffi python3-dev python3-packaging python3-setuptools python3-sphinx \
  uuid-dev zlib1g-dev