It seems as though rumors concerning the FOX shut-out courtesy of Marvel are true for the X-Men as well, though in a different field. The X-Men comics are some of the highest selling Marvel series being published so their cancellation is out of the question, but if Rob Liefeld is to be believed, they could be doing something else to hurt the X-Men films.
Here is what Liefled had to say on the subject:
There you have it folks! While some may question why Rob Liefeld has any right to say anything, it should be noted he's been involved with the previously announced X-Force film, him knowing some of the inner workings of the studio may not be totally out of the question.