[CMake] OS X architecture changes interfere with CheckTypeSize()?
mike.jackson at bluequartz.net
Wed Aug 11 16:13:09 EDT 2010
Mike Jackson www.bluequartz.net
Principal Software Engineer mike.jackson at bluequartz.net
BlueQuartz Software Dayton, Ohio
On Aug 11, 2010, at 4:00 PM, Olaf van der Spek wrote:
> On Wed, Aug 11, 2010 at 9:52 PM, Michael Wild <themiwi at gmail.com>
>> The problem is more fundamental. If you set CMAKE_OSX_ARCHITECTURES
>> to e.g. i386;x86_64;ppc;ppc64 to compile a four-way universal
>> binary, what is the expected result from CheckTypeSize() and
>> similar functions? There should be one result for each of the
>> architectures. That's why you need to do it at compile-time using
>> __i386__, __x86_64__, __ppc__ and __ppc64__, or you test the length
>> of the CMAKE_OSX_ARCHITECTURES list and if that is larger than one,
>> you error out. IMHO CMake can't help you much beyond that.
> Didn't we have this discussion for Windows as well?
> Seems like a fundamental problem.
No we didn't. And no, it is not the same problem. Windows compiles a
single architecture at a time.
More information about the CMake