[Cmake] Recommended way to check for header and library availability

[Jan Woetzel]

Gerard Beekmans wrote:

>Is there a way to tell cmake to abort processing when a file is not
>found? After the FIND_LIBRARY command I could use an 'IF' to see if the
>lib was found. In case it's not, how do I notify the user of this?
>
You notify with:
MESSAGE(SEND_ERROR "blah not found.... ")

But I think it doesn't stop cmake.

Jan.

-- 

  Jan Woetzel
  University of Kiel/Germany