[cmake-developers] cmake --find-package (was: Roadmap to CMake 3.0)

[Brad King]

On 10/17/2013 04:58 PM, Alexander Neundorf wrote:
> Yes, that was the idea, but I can't rely anymore on a Foo_LIBRARIES variable 
> (or a slight variation) being set after a successful find_package(Foo):
> http://lists.kde.org/?l=kde-core-devel&m=138198795723680&w=2
> I.e. in the future there will be Find-modules which typically export one of
> (Foo|FOO)_(LIBRARIES|LIBRARY), some Config.cmake files which do that too, and 
> a big number, probably majority, of Config.cmake files, which do not export 
> such variables.
> 
> The only chance I see would be to simply collect all library targets and 
> return what they provide, but this doesn't feel good. I would have much 
> prefered using a clear interface like the Foo_LIBRARIES variable.

Perhaps we need to establish a convention for find modules and package
configuration files to interact with --find-package mode.  I have no
thoughts on the specifics of how that would work though.

-Brad