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Avoid crashing on startup if DBus isn't running
I am trying to run Dolphin on a minimal FreeBSD CHERI-RISC-V QEMU instance and I haven't got DBus running. Without this change, I get crashes because QDBusConnection::sessionBus().interface() returns NULL if DBus isn't running.
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@ -20,8 +20,10 @@ DBusInterface::DBusInterface() :
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{
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QDBusConnection::sessionBus().registerObject(QStringLiteral("/org/freedesktop/FileManager1"), this,
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QDBusConnection::ExportScriptableContents | QDBusConnection::ExportAdaptors);
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QDBusConnection::sessionBus().interface()->registerService(QStringLiteral("org.freedesktop.FileManager1"),
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QDBusConnectionInterface::QueueService);
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QDBusConnectionInterface *sessionInterface = QDBusConnection::sessionBus().interface();
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if (sessionInterface) {
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sessionInterface->registerService(QStringLiteral("org.freedesktop.FileManager1"), QDBusConnectionInterface::QueueService);
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}
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}
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void DBusInterface::ShowFolders(const QStringList& uriList, const QString& startUpId)
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@ -1543,7 +1543,8 @@ void DolphinMainWindow::setupActions()
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stashSplit->setToolTip(i18nc("@info", "Opens the stash virtual directory in a split window"));
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stashSplit->setIcon(QIcon::fromTheme(QStringLiteral("folder-stash")));
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stashSplit->setCheckable(false);
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stashSplit->setVisible(QDBusConnection::sessionBus().interface()->isServiceRegistered(QStringLiteral("org.kde.kio.StashNotifier")));
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QDBusConnectionInterface *sessionInterface = QDBusConnection::sessionBus().interface();
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stashSplit->setVisible(sessionInterface && sessionInterface->isServiceRegistered(QStringLiteral("org.kde.kio.StashNotifier")));
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connect(stashSplit, &QAction::triggered, this, &DolphinMainWindow::toggleSplitStash);
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KStandardAction::redisplay(this, &DolphinMainWindow::reloadView, actionCollection());
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@ -120,7 +120,8 @@ QVector<QPair<QSharedPointer<OrgKdeDolphinMainWindowInterface>, QStringList>> Do
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}
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// Look for dolphin instances among all available dbus services.
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const QStringList dbusServices = QDBusConnection::sessionBus().interface()->registeredServiceNames().value();
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QDBusConnectionInterface *sessionInterface = QDBusConnection::sessionBus().interface();
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const QStringList dbusServices = sessionInterface ? sessionInterface->registeredServiceNames().value() : QStringList();
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// Don't match the service without trailing "-" (unique instance)
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const QString pattern = QStringLiteral("org.kde.dolphin-");
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// Don't match the pid without leading "-"
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