Sets up osu on lab machines

setup_osu.sh

NETID="$(whoami)"
cd /extra/$NETID

# download osu
wget -O osu.AppImage https://github.com/ppy/osu/releases/latest/download/osu.AppImage
chmod +x osu.AppImage

# create symlink
mkdir osu
ln -sf /extra/$NETID/osu ~/.local/share

# setup sdl2
wget -O SDL2-2.24.0.tar.gz https://www.libsdl.org/release/SDL2-2.24.0.tar.gz
tar xzf SDL2-2.24.0.tar.gz
rm SDL2-2.24.0.tar.gz
cd SDL2-2.24.0
./configure --prefix=/extra/$NETID/usr
make install
cd ..
rm -rf SDL2-2.24.0
rm /extra/$NETID/usr/lib/libSDL2*.a

# create run script
cat <<- EOF > /extra/$NETID/run_osu.sh
    export LD_LIBRARY_PATH="/extra/$NETID/usr/lib"
    ln -sf /extra/$NETID/osu ~/.local/share
    /extra/$NETID/osu.AppImage
EOF