[CMake] CMake Build References

[Sylvain Benner]

> One hack you could do is this....
>
> Run CMake once on the project.  Then grep for GUID in the 
> CMakeCache.txt for the project.
> You will get a bunch of stuff like this:
>
> DumpDocumentation_GUID_CMAKE:INTERNAL=608A20C3-74D8-44BF-AD76-E758979D6DD2 
>
>
> You can do two things with those values.
>
> 1. you can create an initial CMakeCache.txt file, and copy this into 
> any binary directory that you want
> to run cmake on.
> 2. You can convert them to SET commands and add them to the top of 
> your project.
> like this:
> SET(DumpDocumentation_GUID_CMAKE 608A20C3-74D8-44BF-AD76-E758979D6DD2 
> CACHE INTERNAL "GUID value")
>
> You should not need to modify the cmake source for either of these 
> solutions.
>
> -Bill

Great! I will revert back the changes in the source code and implement 
the second solution which is perfect. I just have to change the macro body.

Thanks a lot for this Bill !