lfs1.sh

#!/bin/bash
set -e -o pipefail -x
export DEBIAN_FRONTEND=noninteractive
echo 'deb http://deb.debian.org/debian/ bullseye contrib non-free' | sudo tee /etc/apt/sources.list.d/other.list
sudo apt update
sudo apt full-upgrade
sudo apt autoremove
sudo apt install \
  bash \
  bash-completion \
  bash-doc \
  binutils \
  binutils-dev \
  binutils-doc \
  bison \
  libbison-dev \
  bison-doc \
  coreutils \
  diffutils \
  diffutils-doc \
  findutils \
  gawk \
  gawk-doc \
  gcc \
  gcc-doc \
  libc6 \
  libc6-dev \
  glibc-doc \
  glibc-doc-reference \
  manpages-dev \
  g++ \
  libstdc++6 \
  libstdc++-10-dev \
  libstdc++-10-doc \
  grep \
  gzip \
  linux-headers-$(uname -r) \
  m4 \
  m4-doc \
  make \
  make-doc \
  parted \
  patch \
  perl \
  libperl-dev \
  perl-doc \
  python3 \
  python3-doc \
  sed \
  tar \
  libtar-dev \
  tar-doc \
  texinfo \
  wget \
  xz-utils
sudo apt clean
echo "dash dash/sh boolean false" | sudo debconf-set-selections
sudo dpkg-reconfigure dash
sudo parted --align optimal /dev/nvme0n1 \
  rm 2 \
  rm 3 \
  mkpart "'LFS partition'" ext4 273678336B 61702MiB \
  mkpart "'swap partition'" linux-swap 61702MiB 86278MiB
sudo mkfs -v -t ext4 /dev/nvme0n1p2
sudo mkswap /dev/nvme0n1p3
export LFS=/mnt/lfs
sudo mkdir -pv $LFS
sudo mount -v -t ext4 /dev/nvme0n1p2 $LFS
/sbin/swapon -v /dev/nvme0n1p3

sudo mkdir -v $LFS/sources
sudo chmod -v a+wt $LFS/sources
wget https://www.linuxfromscratch.org/lfs/view/stable/wget-list-sysv
wget --input-file=wget-list-sysv --continue --directory-prefix=$LFS/sources
rm -f $LFS/sources/{expat-2.4.8.tar.xz,Python-3.10.6.tar.xz,python-3.10.6-docs-html.tar.bz2,linux-5.19.2.tar.xz,vim-9.0.0228.tar.gz}
wget --directory-prefix=$LFS/sources https://github.com/libexpat/libexpat/releases/download/R_2_4_9/expat-2.4.9.tar.xz https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.19.11.tar.xz https://www.python.org/ftp/python/3.10.7/Python-3.10.7.tar.xz https://www.python.org/ftp/python/doc/3.10.7/python-3.10.7-docs-html.tar.bz2
wget --output-document=$LFS/sources/vim-9.0.0612.tar.gz https://github.com/vim/vim/archive/refs/tags/v9.0.0612.tar.gz
wget --directory-prefix=$LFS/sources https://www.linuxfromscratch.org/lfs/view/stable/md5sums
pushd $LFS/sources
  md5sum -c md5sums
popd
rm $LFS/sources/md5sums

sudo mkdir -pv $LFS/{etc,var} $LFS/usr/{bin,lib,sbin}
for i in bin lib sbin; do
  sudo ln -sv usr/$i $LFS/$i
done
case $(uname -m) in
  x86_64) sudo mkdir -pv $LFS/lib64 ;;
esac
sudo mkdir -pv $LFS/tools
sudo groupadd lfs
sudo useradd -s /bin/bash -g lfs -m -k /dev/null lfs
sudo passwd lfs
sudo chown -v lfs $LFS/{usr{,/*},lib,var,etc,bin,sbin,tools}
case $(uname -m) in
  x86_64) sudo chown -v lfs $LFS/lib64 ;;
esac
su - lfs
cat > ~/.bash_profile << "EOF"
exec env -i HOME=$HOME TERM=$TERM PS1='\u:\w\$ ' /bin/bash
EOF
cat > ~/.bashrc << "EOF"
set +h
umask 022
LFS=/mnt/lfs
LC_ALL=POSIX
LFS_TGT=$(uname -m)-lfs-linux-gnu
PATH=/usr/bin
if [ ! -L /bin ]; then PATH=/bin:$PATH; fi
PATH=$LFS/tools/bin:$PATH
CONFIG_SITE=$LFS/usr/share/config.site
MAKEFLAGS='-j8'
export LFS LC_ALL LFS_TGT PATH CONFIG_SITE MAKEFLAGS
EOF
[ ! -e /etc/bash.bashrc ] || sudo mv -v /etc/bash.bashrc /etc/bash.bashrc.NOUSE