{ lib, fetchgit, buildGoPackage, texinfo }:
buildGoPackage rec {
  pname = "goredo";
  version = "1.0.0";
  rev = version;

  goPackagePath = "goredo";

  src = fetchgit {
    url = "git://git.cypherpunks.ru/goredo.git";
    rev = "v${version}";
    sha256 = "sha256-irWdhx5pfY3DUmwWS+L03Y2/M9KEpdtcrrbTzxQ9YJ4=";
  };

  goDeps = ./deps.nix;

  nativeBuildInputs = [ texinfo ];

  postBuild = ''
    (
      cd go/src/goredo/doc
      echo '${version}' >../VERSION
      sh ./goredo.info.do goredo.info goredo.info goredo.info
    )
  '';

  postInstall = ''
    mkdir -p "$out/share/info"
    cp go/src/goredo/doc/goredo.info "$out/share/info"
    (
      cd $out/bin
      for f in redo redo-{always,cleanup,dot,ifchange,ifcreate,log,stamp,whichdo}; do
        ln -s goredo $f
      done
    )
  '';

  outputs = [ "out" "info" ];

  meta = with lib; {
    description = "DJB redo written in Go";
    homepage = "https://www.goredo.cypherpunks.ru";
    license = licenses.gpl3;
    platforms = platforms.linux ++ platforms.darwin;
  };
}