Thanks, that seems to work.

Is the idiom

   if(POLICY CMP<NNNN>)
      cmake_policy(PUSH)
      cmake_policy(SET CMP<NNNN> OLD)
      cmake_policy(POP)
   endif()

one that you also need to use with newer CMakes? Or does it then suffice to do

   cmake_policy(SET CMP<NNNN> OLD)

Best regards,
Marcel Loose.


Op 13-12-12 14:00, David Cole schreef:
You could use if(POLICY (if 2.6.2 supports that... I think it does, but it was very long ago......) to avoid the call on older CMakes.


On Thu, Dec 13, 2012 at 6:31 AM, Marcel Loose <lo...@astron.nl <mailto:lo...@astron.nl>> wrote:

    Hi all,

    I'm trying to figure out how to use the CMAKE_POLICY() command. I
    want to get rid of the warning on CMP0017. I've strategically
    placed "cmake_policy(PUSH)", "cmake_policy(SET CMP0017 OLD)", and
    "cmake_policy(POP)" which solves the problem when configuring with
    CMake 2.8.9.

    However, our project also needs to be compatible with CMake 2.6.2.
    The problem is that this older CMake now bails out with an error
    message:

    CMake Error at CMake/FindLAPACK.cmake:44 (cmake_policy):
      Policy "CMP0017" is not known to this version of CMake.

    This sounds like a catch-22. I've fixed the warning for the new
    CMake, but get an error in return for the old CMake. What am I
    doing wrong??

    Best regards,
    Marcel Loose.


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