#!/bin/bash
set -o errexit

source ../functions/main

# Making sure that the LFS directory is accessible
if [ ! -d ${LFS} ]; then
    echo "LFS destination directory not found."
    exit 1
fi

# Testing for the presence of the lfs user
# We cannot always automatically create the user 'lfs' because the installation
# media can be a CD-ROM (read-only) If installing from some kind of live-CD,
# simply install as root without the LFS user :)
if ! grep -q "lfs" /etc/passwd; then
    groupadd -f lfs
    # The option '-k /dev/null' prevents possible copying of files from a
    # skeleton directory (default is /etc/skel).
    useradd -s /bin/bash -g lfs -m -k /dev/null lfs
fi

# Creating basic directories
for subdir in tmp var tools cross-tools; do
    dir=${LFS}/${subdir}
    if [ ! -d ${dir} ]; then
        install -dv ${dir}
    fi
done

chown -R lfs:lfs ${LFS}

# Creating a link from the host root directory to LFS cross-tools directories
for subdir in tools cross-tools; do
    ln -sfvT ${LFS}/${subdir} /${subdir}
done

cat > /home/lfs/.bashrc << "EOF"
# Setting up the environment
set +h
umask 022
LC_ALL=POSIX
PATH=/cross-tools/bin:/bin:/usr/bin
HVMAKE="make -j ${MAKEJOBS}"

unset CFLAGS
unset CXXFLAGS

export LC_ALL PATH HVMAKE
EOF

chown lfs:lfs /home/lfs/.bashrc

exit $?