[CMake] What to cache and what not

[Alexander Neundorf]

On Saturday 18 October 2008, Andreas Pakulat wrote:
> Hi,
>
> I'm a bit confused from readme.txt in the Modules directory, regarding
> which variables in a FindFoo.cmake or in my case FooConfig.cmake should
> be cached.
>
> I'm going to provide a Foo_INCLUDE_DIR and a couple of Foo_LIBX_LIBRARY
> variables and I'm wondering wether I should cache both or not?

If coming from a FooConfig.cmake file I'd say they don't hae to go into the 
cache (just IMO).
The cache helps avoiding searching the disk (not the case here) and enables 
the user to adjust the settings if not found correctly automatically (doesn't 
apply with FooConfig.cmake I'd say).

Alex