pkgs/tools/system/cron/default.nix


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{stdenv, fetchurl}:

stdenv.mkDerivation {
  name = "cron-4.1";
  src = fetchurl {
    url = ftp://ftp.isc.org/isc/cron/cron_4.1.shar;
    md5 = "5e1be9dbde66295821ac7899f2e1f561";
  };

  unpackCmd = "(mkdir cron && cd cron && sh $curSrc)";

  preBuild = "
    substituteInPlace Makefile --replace ' -o root' ' ' --replace 111 755
    makeFlags=\"DESTROOT=$out\"
  ";

  preInstall = "ensureDir $out/bin $out/sbin $out/share/man/man1 $out/share/man/man5 $out/share/man/man8";
  
  meta = {
    description = "Vixie Cron, a daemon for running commands at specific times";
  };
}