default.nix

{stdenv, fetchurl, bash, coreutils}:

let version = "2.07";
in stdenv.mkDerivation rec {
  name = "perp-${version}";

  src = fetchurl {
    url = "http://b0llix.net/perp/distfiles/${name}.tar.gz";
    sha256 = "1222fe31c16014d8b2a78416f93ba9f8c31eddbc381adc9021fa5d9764475815";
  };

  configurePhase = ''
    substituteInPlace conf.mk --replace /usr/bin $out/bin
    substituteInPlace conf.mk --replace /usr/sbin $out/sbin
    substituteInPlace conf.mk --replace /usr/share/man $out/share/man
  '';

  dontStrip = true;
  preFixup = "make strip";

  perpBase = "~/Library/Application Support/Perp";
  workingDir = "~/Library/Caches/Perp";

  # TODO organize these under one set called tmpl?
  activatePerpTmpl = ./activate-perp.template;
  plistTmpl = ./perp.plist.template;

  # TODO export these without this hack
  bashD = bash;
  coreutilsD = coreutils;

  postInstall = ''
    ensureDir $out/sbin
    substituteAll $activatePerpTmpl $out/sbin/perp-activate
    chmod +x $out/sbin/perp-activate

    ensureDir $out/share
    substituteAll $plistTmpl $out/share/perp.plist
  '';

  meta = {
    homepage = "http://b0llix.net/perp/";
    description = "Persistent process supervisor and service managment framework";
    platforms = stdenv.lib.platforms.all;
    license = {
      shortName = "perp";
      longName = "perp license";
      url = "http://b0llix.net/perp/site.cgi?page=LICENSE";
    };
  };
}