He's scheduled to interview early next week so they may hire him. But, it also makes sense to go through the process and interview all of your candidates to make sure it's the right fit and the right choice. As much as I think McCarthy probably is a can't miss hire to at least turn this team back into a team that is in the playoff year in and year out, there are no guarantees when hiring a coach and the team should make sure he is the right pick by giving legitimate shots to all the candidates before making a decision.
As far as Glenn, according to Underhill, the people he talked to who know Glenn's situation said it it false that he favors the Jets job right now. No decisions have been made.