[CMake] how work dependencies

[Bill Hoffman]

klaas.holwerda wrote:
> Hi,
>
> I always thought that Cmake did automatically rebuild libraries, 
> within the same Cmake build, linked to my application.
> Like if i have several libraries created with ADD_LIBRARY() and linked 
> to my end executable with TARGET_LINK_LIBARIES or just LINK_LIBRARIES.
> But it seems i am missing something, since it stopped working for me, 
> and i don't know which change did that.
> Maybe it is SET_TARGET_PROPERTIES() which i use to set output names 
> for libraries, different from the ones in ADD_LIBRARY its target.
> So the end executable target, is linked with the endname from the 
> properties, not with the original target name of ADD_LIBRARY.
>
> SO the question is, do i need to use:
>
> ADD_DEPENDCIES explicit, to make target like the above depend on the 
> other lower targets?
>
> Or should this be automatic ( which it was for me before ), and is 
> something else wrong?
It should be working.   The best thing to try is make VERBOSE=1 and look 
at the output.
Can you create a small test case?

-Bill