nixpkgs/pkgs/by-name/rs/rsnapshot/package.nix

{
  fetchurl,
  lib,
  stdenv,
  perl,
  openssh,
  rsync,
  logger,
}:

stdenv.mkDerivation rec {
  pname = "rsnapshot";
  version = "1.4.5";

  src = fetchurl {
    url = "https://rsnapshot.org/downloads/rsnapshot-${version}.tar.gz";
    sha256 = "sha256-ELdeAcolUR6CZqrNSVUxl1rRqK1VYha2pXx20CizgkI=";
  };

  propagatedBuildInputs = [
    perl
    openssh
    rsync
    logger
  ];

  configureFlags = [ "--sysconfdir=/etc --prefix=/" ];
  makeFlags = [ "DESTDIR=$(out)" ];

  patchPhase = ''
    substituteInPlace "Makefile.in" --replace \
      "/usr/bin/pod2man" "${perl}/bin/pod2man"
  '';

  meta = with lib; {
    description = "Filesystem snapshot utility for making backups of local and remote systems";
    homepage = "https://rsnapshot.org/";
    license = lib.licenses.gpl2Plus;
    platforms = platforms.linux;
  };
}