texlivePackages.*: set `meta.{platforms,hydraPlatforms}`

    '';

    # discourage nix-env from matching this package

    priority = 10;

    platforms = lib.platforms.all;

    # These create a large number of jobs, which puts load on Hydra

    # without any appreciable benefit (as the combined packages already

    # cause them all to be built and cached anyway).

    hydraPlatforms = [ ];

  } // lib.optionalAttrs (args ? shortdesc) {

    description = args.shortdesc;

  };