{stdenv, fetchurl}:

stdenv.mkDerivation {
  name = "pgf-1.18";
  
  src = fetchurl {
    url = mirror://sourceforge/pgf/pgf-1.18.tar.gz;
    sha256 = "0s6b8rx9yfxcjjg18vx1mphnwbd28fl5lnq0dasjz40pp3ypwdjv";
  };

  buildPhase = "true";
  installPhase = "
    mkdir -p $out/share/texmf-nix
    cp -prd * $out/share/texmf-nix
  ";
}
