nixpkgs/pkgs/os-specific/linux/udev/default.nix

{stdenv, fetchurl}:

stdenv.mkDerivation rec {
  # unfortunately 124 does not build with dietlibc on x64
  version = if ( stdenv.system == "x86_64-linux") then "118" else "124";
  name = "udev-${version}";

  src = if version == "124" then
 fetchurl {
    url = mirror://kernel/linux/utils/kernel/hotplug/udev-124.tar.bz2;
    sha256 = "0hjmg82ivczm76kg9gm7x0sfji69bwwjbbfycfcdpnfrc13935x4";
  } else fetchurl {
    url = mirror://kernel/linux/utils/kernel/hotplug/udev-118.tar.bz2;
    sha256 = "1i488wqm7i6nz6gidbkxkb47hr427ika48i8imwrvvnpg1kzhska";
  };
  # "DESTDIR=/" is a hack to prevent "make install" from trying to
  # mess with /dev.
  preBuild = ''
    makeFlagsArray=(prefix=$out usrbindir=$out/bin usrsbindir=$out/sbin usrlibdir=$out/lib \
      mandir=$out/share/man includedir=$out/include \
      EXTRAS="extras/ata_id extras/cdrom_id extras/edd_id extras/floppy extras/path_id extras/scsi_id extras/usb_id extras/volume_id"
      INSTALL='install -c' DESTDIR=/)
      
    substituteInPlace udev_rules.c --replace /lib/udev $out/lib/udev
  '';

  preInstall = ''
    installFlagsArray=(udevdir=$TMPDIR/dummy)
  '';

  meta = {
    homepage = http://www.kernel.org/pub/linux/utils/kernel/hotplug/udev.html;
    description = "Udev manages the /dev filesystem";
  };
}