A Tetris game written in Go, GUI drived by gtk3.
go build -o bin/tetris ./main
sudo port install glib2
sudo port install cairo
sudo port install gtk3
sudo port install xorg-server
# Re-login
echo $DISPLAY
# /private/tmp/com.apple.launchd.dyPCGZeHCc/org.macports:0
See https://www.macports.org/install.php#source for MacPorts