texlive.bin.xindy: do not build docs and rules already shipped by texlive

  postPatch = ''

    substituteInPlace xindy-*/user-commands/xindy.in \

      --replace-fail "our \$clisp = ( \$is_windows ? 'clisp.exe' : 'clisp' ) ;" \

                     "our \$clisp = '$(type -P clisp)';"

                     "our \$clisp = '$(type -P clisp)';" \

      --replace-fail 'die "$cmd: Cannot locate xindy modules directory";' \

                     '$modules_dir = "${texlive.pkgs.xindy.tex}/xindy/modules"; die "$cmd: Cannot locate xindy modules directory" unless -d $modules_dir;'

  '';

  nativeBuildInputs = [

    pkg-config perl

    (texlive.combine { inherit (texlive) scheme-basic cyrillic ec; })

  ];

  buildInputs = [ clisp libiconv perl ];

  configureFlags = [ "--with-clisp-runtime=system" "--disable-xindy-docs" ];

  configureFlags = [ "--with-clisp-runtime=system" "--disable-xindy-docs" "--disable-xindy-rules" ];

  preInstall = ''mkdir -p "$out/bin" '';

  # fixup various file-location errors of: lib/xindy/{xindy.mem,modules/}

  postInstall = ''

    mkdir -p "$out/lib/xindy"

    mv "$out"/{bin/xindy.mem,lib/xindy/}

    ln -s ../../share/texmf-dist/xindy/modules "$out/lib/xindy/"

  '';

};