[CMake] Cmake gui and cli

[Bill Hoffman]

Alin M Elena wrote:
>> I think the previous posts are missing the question....   I think what
>> is wanted is a way to run cmake-gui pick some options, and then generate
>> a -D command line equivalent to the options that were picked in
>> cmake-gui.  This is not possible, and would be difficult to implement.
> 
> Thanks Bill, exactly what I wanted to know.  Why is that difficult?
> 

All options in the cache are stored together, some are set from the 
cmakelists.txt files and some are set by users.  I suppose camke-gui 
could try and track all changes made by the user and collect them up. I 
am not sure that the set of options would be portable to a different 
machine.

-Bill