#!/bin/bash

base_dir="$(dirname "$(readlink -f "$0")")"

if [ ! -d "$base_dir/glibc" ] || [ ! -d "$base_dir/eh_frame_check" ] \
        || [ ! -d "$base_dir/venv" ]; then
    >&2 echo "The environment is not yet configured. Please run " \
        "\`setup_env.sh\` first."
    exit 1
fi

glibc_base="$base_dir/glibc/build"

python_version="$(ls -1 "$base_dir/venv/lib/" | grep python | head -n 1)"
if [ -z "$python_version" ] ; then
    >&2 echo "Virtualenv has no python installed. Exiting."
    exit 1
fi
python_base="$base_dir/venv/lib/$python_version/site-packages"

export LIB_PATH="${glibc_base}:${glibc_base}/math:${glibc_base}/elf:${glibc_base}/dlfcn:${glibc_base}/nss:${glibc_base}/nis:${glibc_base}/rt:${glibc_base}/resolv:${glibc_base}/crypt:${glibc_base}/mathvec:${glibc_base}/support:${glibc_base}/nptl"
export GCONV_PATH=${glibc_base}/iconvdata
export LOCPATH=${glibc_base}/localedata
export LC_ALL=C
export PYTHONPATH="$PYTHONPATH:$python_base"

export PS1="(efc_env) $PS1"

unset glibc_base python_version python_base