She's too busy juggling the torch and fire starting implements to notice what he's doing while she does; by the time she looks up again she's not surprised to find him looking at her.

She sizes him up for a few seconds, then seems to come to a conclusion, and sits on the floor of the cave, apparently unconcerned by his presence and not paying any particular attention to him - not dismissively, but neutrally, as if it doesn't matter to her whether he approaches her or not.