[CMake] add_custom and files generated into subdirectories

[William R. Otte]

Hi Micha - 

On Apr 12, 2012, at 2:42 AM, Micha Renner wrote:

> I guess, this is one of the rare cases where one need:
> 
> SET_SOURCE_FILES_PROPERTIES(Foo.cpp PROPERTIES GENERATED TRUE)
> 

Thanks!  There's no way to do this automatically?  I'd be fine with not having cmake try to find source files for any project automatically when I'm generating the makefiles from cmake.  

thanks,
/-Will