On 07/06/16 10:19 AM, Ian Stakenvicius wrote: > On 07/06/16 05:19 AM, Patrick Lauer wrote: >> On 06/06/2016 04:53 PM, Ian Stakenvicius wrote: >>> >>> This -can- be simplified using a REQUIRED_USE to force just-one-of >>> gtk3,qt4,qt5 , but you can technically do the same with USE=gui too -- >>> all you'd need to do is add dependencies for the no-specific-flag case. >>> >>> RDEPEND="... >>> qt5? ( dev-qt/qtcore:5 ) >>> qt4? ( dev-qt/qtcore:4 ) >>> gtk3? ( x11-libs/gtk+:3 ) >>> gui? ( !qt5? ( !qt4? ( !gtk3? ( dev-qt/qtcore:5 ) ) )" >> Wow, that is wonderfully horrible, and making me a little bit angry ... >> >> So USE="-qt5 gui" enables qt5 in this scenario. How is that reasonable? >> >> >> (And as usual I'm now at the stage where I am not sure what problem that >> we had before we are actually solving ...) >> > > I didn't like that particular version either, (A) because of what you > said, and (B) due to it needing a REQUIRED_USE to enforce a > just-one-of dependency. But people don't *LIKE* to have layered > use-flag logic, so... > s/know/like/ on last sentence
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