On Friday 12 December 2014 12:49:17 René J.V. Bertin wrote: > On Thursday December 11 2014 15:25:55 Thiago Macieira wrote: > > On Thursday 11 December 2014 21:33:35 René J.V. Bertin wrote: > > > But how do I turn exceptions back on in xmlpatterns.pro? Do I add > > > -UQT_NO_EXCEPTIONS to the compiler flags (and cross thumbs), or is there > > > a > > > better way? > > > > CONFIG += exceptions > > Thanks, but it appears necessary to add > > QMAKE_CXXFLAGS_EXCEPTIONS_OFF -= -fno-exceptions > QMAKE_CFLAGS -= -fno-exceptions > QMAKE_CXXFLAGS -= -fno-exceptions > QMAKE_LFLAGS -= -fno-exceptions > > in order to get rid of the compiler option. > > And then there's the not-so-perfect ABI compatibility: > > dlsym: can't open /opt/local/share/qt4/plugins/styles/qtcurve.so > (dlopen(/opt/local/share/qt4/plugins/styles/qtcurve.so, 5): Symbol not > found: __ZTIN12QtConcurrent9ExceptionE Referenced from: > /opt/local/lib/libkdeui.5.dylib > Expected in: > /opt/local/Library/Frameworks/QtCore.framework/Versions/4/QtCore in > /opt/local/lib/libkdeui.5.dylib) > #> # demangle _ZTIN12QtConcurrent9ExceptionE > _ZTIN12QtConcurrent9ExceptionE -> "typeinfo for QtConcurrent::Exception" > > I guess QtXmlPatterns isn't the only component that requires exceptions ...
Right. QtConcurrent doesn't need it, but it does offer support for catching an exception in a thread and rethrowing it in the future's thread. In Qt 4, it is in QtCore. -- Thiago Macieira - thiago.macieira (AT) intel.com Software Architect - Intel Open Source Technology Center _______________________________________________ Interest mailing list Interest@qt-project.org http://lists.qt-project.org/mailman/listinfo/interest
