Chairman elect Peter Ridsdale says he'll meet with him before the game at Peterborough to determine if there's a role for him at Oakwell.
It was confirmed over the weekend that Glavin had been relieved of his duties as first team coach.
Glavin could go back to Wakefield/Emley as manager after Ian Banks resigned last week.
Personally, I reckon Ronnie has been treated badly with the club leaking information which is not on the official Barnsley FC website.