conky: 1.13.1 -> 1.18.0

stdenv.mkDerivation rec {

  pname = "conky";

  version = "1.13.1";

  version = "1.18.0";

  src = fetchFromGitHub {

    owner = "brndnmtthws";

    repo = "conky";

    rev = "v${version}";

    sha256 = "sha256-3eCRzjfHGFiKuxmRHvnzqAg/+ApUKnHhsumWnio/Qxg=";

    sha256 = "sha256-a0RGgX325NztDcQwg9+ibxOstU0MSS3eSTaljgt9qPQ=";

  };

  # For some reason -Werror is on by default, causing the project to fail compilation.

  buildPhase = ''

    make

  '';

  NIX_CFLAGS_COMPILE = "-Wno-error";

  postPatch = ''

    sed -i -e '/include.*CheckIncludeFile)/i include(CheckIncludeFiles)' \

      cmake/ConkyPlatformChecks.cmake

  '' + optionalString docsSupport ''

    # Drop examples, since they contain non-ASCII characters that break docbook2x :(

    sed -i 's/ Example: .*$//' doc/config_settings.xml

    substituteInPlace cmake/Conky.cmake --replace "# set(RELEASE true)" "set(RELEASE true)"

    cp ${catch2}/include/catch2/catch.hpp tests/catch2/catch.hpp