Linux From Scratch Ubuntu 14.04 Host System Requirements Install Script

lfs-trusty-install.sh

#!/usr/bin/env bash
# Install missing Linux From Scratch Host System Requirements for Ubuntu 14.04

if [ ! $(whoami) == "root" ]; then
    echo "Please run as root!"
    exit 1
fi

# symlink sh to bash
ln -fsv /bin/bash /bin/sh

# install missing apt-get packages
apt-get install build-essential bison gawk

# download packages that need to be compiled
mkdir -pv /tmp/lfs
wget -P /tmp/lfs http://ftp.gnu.org/gnu/gmp/gmp-5.1.3.tar.xz
wget -P /tmp/lfs http://www.mpfr.org/mpfr-3.1.2/mpfr-3.1.2.tar.xz
wget -P /tmp/lfs http://www.multiprecision.org/mpc/download/mpc-1.0.2.tar.gz

# check md5sums
md5sums=$(cat <<EOF
e5fe367801ff067b923d1e6a126448aa  /tmp/lfs/gmp-5.1.3.tar.xz
68fadff3358fb3e7976c7a398a0af4c3  /tmp/lfs/mpc-1.0.2.tar.gz
e3d203d188b8fe60bb6578dd3152e05c  /tmp/lfs/mpfr-3.1.2.tar.xz
EOF
)
echo "$md5sums" | md5sum -c --quiet
if [ ! 0 -eq $? ]; then
    echo "Aborting"
    exit 1
fi

# install GMP
tar -C /tmp/lfs -Jxvf /tmp/lfs/gmp-5.1.3.tar.xz
cd /tmp/lfs/gmp-5.1.3; ./configure --prefix=/usr
make
make install

# install MPFR
tar -C /tmp/lfs -Jxvf /tmp/lfs/mpfr-3.1.2.tar.xz
cd /tmp/lfs/mpfr-3.1.2; ./configure --prefix=/usr
make
make install

# install MPC
tar -C /tmp/lfs -zxvf /tmp/lfs/mpc-1.0.2.tar.gz
cd /tmp/lfs/mpc-1.0.2; ./configure --prefix=/usr
make
make install

# clean up
rm -rf /tmp/lfs
echo "Done"

See http://www.linuxfromscratch.org/lfs/view/stable/prologue/hostreqs.html for host system requirements.

Thank you for this. I added texinfo after gawk on line 13 on my setup because linux mint 17.3 lacked makeinfo package. I am truly grateful for this. Good work.