Optional vs Required Dependencies

[Dâniel Fraga]

On Tue, 15 Dec 2009 14:58:59 +0000
Mike Arthur <mike at mikearthur.co.uk> wrote:

> Hey guys,
> 
> What constitutes an optional vs required dependency in CMake? I know I'm not the only person in the world that gets a little bit depressed every time I go to build KDELibs and there's Yet Another Dependency that I need to go and chase (and fix the buildsystem for).

	For example, I noticed that in the latest kdebase, the Dolphin
requires shared-desktop-ontologies, although it's a optional dependency.

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