$init_riot = <<-INIT_RIOT
  # vim for xxd
  pkg install -y bash git gmake gcc cmake afl afl++ \
      python3 py37-pip py37-scipy py37-pycrypto py37-cython py37-scapy \
      vim
  chsh -s /usr/local/bin/bash vagrant
  if ! [ -d /home/vagrant/RIOT ]; then
      git clone --recurse-submodules https://github.com/RIOT-OS/RIOT /home/vagrant/RIOT
  fi
  chown -R vagrant: /home/vagrant/RIOT
  curl https://raw.githubusercontent.com/RIOT-OS/riotdocker/master/requirements.txt \
      > /tmp/requirements.txt
  su - vagrant -c "pip install --user -r /tmp/requirements.txt"
  # install most current pexpect to prevent async bug
  su - vagrant -c "pip install --upgrade --user pexpect"
  grep -q "export MAKE=gmake" /home/vagrant/.profile || \
      echo "export MAKE=gmake" >> /home/vagrant/.profile
  grep -q "export LINK=gcc" /home/vagrant/.profile || \
      echo "export LINK=gcc" >> /home/vagrant/.profile
  grep -q "export CC=gcc" /home/vagrant/.profile || \
      echo "export CC=gcc" >> /home/vagrant/.profile
  grep -q 'export PATH=/home/vagrant/.local/bin:${PATH}' /home/vagrant/.profile || \
      echo 'export PATH=/home/vagrant/.local/bin:${PATH}' >> /home/vagrant/.profile
  # make gmake default make
  if ! [ -h /home/vagrant/.local/bin/make ]; then
      # might not be a symlink, so remove
      rm  -f /home/vagrant/.local/bin/make
      su - vagrant -c 'ln -s /usr/local/bin/gmake /home/vagrant/.local/bin/make'
  fi
INIT_RIOT

Vagrant.configure("2") do |config|
  config.vm.define "RIOT-FreeBSD"
  config.vm.box = "freebsd/FreeBSD-12.1-STABLE"
  config.disksize.size = '50GB'
  config.vm.provision "shell",
    inline: $init_riot
end