Docker version 19.03 This allows you to not type sudo on the host when starting docker.
sudo groupadd docker sudo usermod -aG docker $USER newgrp docker docker build -t gillwald-geometry . docker run -it \ --hostname="gillwald-geometry" \ --user=$(id -u $USER):$(id -g $USER) \ --env="DISPLAY" \ --workdir="/home/$USER/geometry" \ --volume="$PWD:/home/$USER/geometry" \ --volume="/etc/group:/etc/group:ro" \ --volume="/etc/passwd:/etc/passwd:ro" \ --volume="/etc/shadow:/etc/shadow:ro" \ --volume="/etc/sudoers.d:/etc/sudoers.d:ro" \ --volume="/tmp/.X11-unix:/tmp/.X11-unix:rw" \ gillwald-geometry:latest \ bash user@gillwald-geometry:~/geometry$ cmake CMakeLists.txt user@gillwald-geometry:~/geometry$ make user@gillwald-geometry:~/geometry$ ./geometry_tests