[CMake] How to handle a submodule existing twice in a project?

[David Doria]

>
> Yeah. Well, in that case I'd simply check for the TestB target thats
> defined in TestB/CMakeLists.txt as condition for the top-levels
> add_subdirectory:
>
> if(NOT TARGET TestB)
>   add_subdirectory(TestB)
> endif()
>
> That should work.
>
> Andreas
>

Awesome, that seems to do the trick. Thanks!

David
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