{ stdenv, fetchurl }: stdenv.mkDerivation rec { name = "qemu-linux-image-0.2"; src = fetchurl { url = http://wiki.qemu.org/download/linux-0.2.img.bz2; sha256 = "08xlwy1908chpc4fsqy2v13zi25dapk0ybrd43fj95v67kdj5hj1"; }; unpackPhase = "true"; installPhase = '' ensureDir $out/share/qemu-images bunzip2 < $src > $out/share/qemu-images/linux-0.2.img ''; meta = { description = "QEMU sample Linux disk image"; }; }