{ buildEmscriptenPackage }:

buildEmscriptenPackage {
  name = "triangle";
  src = ./.;

  configurePhase = "";
  buildPhase = ''
    export EM_CACHE=/tmp/em-cache
    emcc -o triangle triangle.c
  '';
  checkPhase = "";
  installPhase = ''
    mkdir -p $out
    ls -al
    mv triangle triangle.wasm $out
  '';
}