El dijous, 15 de desembre de 2022, a les 19:55:59 (CET), Bartosz Golaszewski va escriure: > Hi! > > I'm working on a piece of software that extensively uses QDBus. The > project is based on Qt5. I'm trying to upgrade it to Qt6 but have > encountered an issue with QDBus that's described in detail in my > official bug report[1]. The report includes a link to a github repo > with reproducible examples. > > Short version is: it's impossible to connect to the InterfacesAdded or > InterfacesRemoved signals (and potentially to any signals that have > slightly more complex arguments) on the system bus with QDBus in Qt6 > (unless one enables QDBUS_DEBUG=1 in which case it's possible). I > suspect some timing issue/race condition but don't know Qt enough to > debug it. > > While my project is not related to KDE, I thought I'd bring it to your > attention (as KDE is scheduled to upgrade to Qt6). This bug definitely > affects KDE as for instance the networkmanager-qt project subscribes > for the InterfacesAdded signal of NetworkManager's paths and will no > longer work with Qt6. > > Has anyone in the KDE community encountered this bug yet? How does KDE > deal with blockers like this? Seems like Qt is not eager to fix it on > their side.
Remember Qt is Free Software, if you are blocked by it, you seem like a good person to try to fix it :) Cheers, Albert > > Best regards, > Bartosz Golaszewski > > [1] https://bugreports.qt.io/projects/QTBUG/issues/QTBUG-108822
