He told reporters: "Every press conference I do is about who is coming, whether it be about Van Gaal or Hoddle or whoever.
"Some of these managers are actually touting themselves for my job and I don't think that's right. That doesn't sit well with me, so if someone asks me about another club I'll say, 'They already have a manager.' And until they haven't got a manager I haven't got a job.
"It's always about me keeping the seat warm for someone else. I am [doing that], but the seat is getting quite hot."
Tottenham kept up their push for a place in the Europa League next season with a 1-0 win over Stoke City on Saturday.