Transitive dependencies for include directories break

[ben.boeckel (Ben Boeckel (Kitware))]

They don’t break; you just can’t ask for them during the configure stage. What do you want this information for?

Edit: See also this question:

Getting all PUBLIC & INTERFACE definitions including from dependencies

Hi. I have stumbled upon an use case where I think this might come handy, but I am not sure if possible in current CMake. My project specifies a target A which depends on targets B & C. For third party integration, I instruct users to specify the needed include, library paths and definitions. This day I got bitten by not specifying all definitions which created an API/ABI inconsistency (Compiled A target used different struct size than the users integration). To combat this, I was thinking of…