liminix/pkgs/kernel/write-kconfig.nix

{
  lib
, writeText
}:
name : config: writeText name
  (builtins.concatStringsSep
    "\n"
    (lib.mapAttrsToList
      (name: value: (if value == "n" then "# CONFIG_${name} is not set" else "CONFIG_${name}=${value}"))
      config
    ))