[CMake] Regarding option for regenerating CMakeCache everytime we do cmake

[Marcel Loose]

On 24/03/14 11:01, Devyani Godbole wrote:
> Hi ,
> I am getting a problem wherein the if I add the flag say -DWITH_DATE=1
> and do a cmake I get it enabled. But now if I do not use this flag and
> again do cmake , it still remains DEFINED i.e. it is still present in
> CMakeCache.
>
> I do not want it to be DEFINED if I have not specified it in cmake
> command line. i.e. I want the CMakeCache to be rebuilt everytime I do
> a cmake.
>
> Is there any way by which I can do this?
>
>
> -- 
> -- Devyani S. Godbole
>
>
Hi Devyani,

You can use the -U option to remove WITH_DATE from the cache: cmake
-UWITH_DATE [whatever options you want to pass to cmake].

Other than that, if you want to rebuild the cache, why not simply delete
it before you run cmake?

Regards,
Marcel Loose.



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