On Sun, 2015-03-08 at 21:31 +0200, Nikos Chantziaras wrote: > Some ebuilds in portage for Qt-based software support both Qt4 as well > as Qt5. Some have "+qt4 qt5" in IUSE, others have "qt4 qt5". > > Is there a guideline for this somewhere? If a package needs Qt and thus > lists: > > REQUIRED_USE="^^ ( qt4 qt5 )" > > but otherwise doesn't prefer one version over the other and both are > equally well supported, should qt4 still be enabled by default?
Follow what upstream developers suggest and/or what works best in practice? At least that's what is usually done for gtk2 vs. gtk3.
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