desktop_nixos_config_legacy/home/gui/startx.nix

{
  config,
  pkgs,
  lib,
  ...
}:
with lib; let
  cfg = config.local.gui.startx;
in {
  options.local.gui.startx.enable = mkEnableOption "startx";
  config = mkIf cfg.enable {
    xsession.enable = true;

    home.file.".xinitrc".source = let
      content =
        if config.local.nixos
        then ''
          exec ~/.xsession
        ''
        else ''
          exec ${pkgs.nixgl.nixGLIntel}/bin/nixGLIntel ~/.xsession
        '';
    in
      pkgs.writeShellScript "xinitrc" content;
  };
}