QT and dbus - no such signal

Christian Rüb christian.rueb at gmx.net
Sat Jan 9 17:28:26 CET 2010

> [...]
> > I built Qt4 for SHR-unstable with SHR Makefile, Qt 4.5.2.
> >
> > Does anyone have a Qt version running on SHR where connection signals DOES work?
> Just a shot in the dark.
> Building Qt on shr some time ago (but already on the shr/merge branch)
> resulted in unstable behaviour, I had to replace -Os with -O2 as
> suggested from a gentle guy having the same issue on gentoo.
> I reported that on oe.dev, but do not know if it was applyed, and
> above all if it's related to your problem.
> Anyway I'm using a lot dbus with qt and got no problem, cannot help
> much with QDBusInterface, I use QDBusConnection::connect directly.
> Finally you may use QMetaObject to retrieve the full list of signals
> exported by the QDBusInterface, this may help in debugging.
> Regards
>      Niko

Thanks for this. Where exactly did you change it? I grepped 'Os' and 'O2' in openembedded/recipes/qt4/* but found neither.
-O seems no to be set in CFLAGS under qt4/


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