[CMake] Phonon with an older version of CMake

[clinton at elemtech.com]

Are you even linking with the phonon library?  Having CMake find them is one 
thing.  Linking with them is another.

Clint

On Tuesday 28 October 2008 1:03:49 pm Alexander Solis wrote:
> Hi,
>
> I tried CMake 2.6 a long time ago and don't remember the errors/
> warning, since it is a large project it was decided to use CMake 2.4
> instead.
>
> Using 2.4 cmake runs fine but when compiling (with make) I get the
> following error:
> Undefined symbols:
>    "Phonon::Path::~Path()", referenced from:
>        QtWizardList::load()      in QtWizardList.o
>        QtWizardList::load()      in QtWizardList.o
>    "Phonon::createPath(Phonon::MediaNode*, Phonon::MediaNode*)",
> referenced from:
>        QtWizardList::load()      in QtWizardList.o
>        QtWizardList::load()      in QtWizardList.o
>    "Phonon::AudioOutput::AudioOutput(Phonon::Category, QObject*)",
> referenced from:
>        QtWizardList::load()      in QtWizardList.o
>    "Phonon::MediaObject::setTickInterval(int)", referenced from:
>        QtWizardList::load()      in QtWizardList.o
>    "Phonon::MediaObject::MediaObject(QObject*)", referenced from:
>        QtWizardList::load()      in QtWizardList.o
>    "Phonon::MediaObject::play()", referenced from:
>        QtWizardList::load()      in QtWizardList.o
>    "Phonon::MediaObject::setCurrentSource(Phonon::MediaSource
> const&)", referenced from:
>        QtWizardList::load()      in QtWizardList.o
>    "Phonon::MediaSource::MediaSource(QString const&)", referenced from:
>        QtWizardList::load()      in QtWizardList.o
>    "Phonon::VideoWidget::VideoWidget(QWidget*)", referenced from:
>        QtWizardList::load()      in QtWizardList.o
> ld: symbol(s) not found
> collect2: ld returned 1 exit status
>
> On Oct 28, 2008, at 12:21 PM, Bill Hoffman wrote:
> > Alexander Solis wrote:
> >> Hi,
> >> I am trying to compile an application that uses Qt4.4 Phonon's
> >> libraries with CMake 2.4 patch 6. I am using Mac OS X 10.5
> >> I know that the version of CMake I am using doesn't include in the
> >> modules a way to find Phonon, so I added the necessary lines to
> >> find Phonon from CMake 2.6.2 file FindQt4.cmake.
> >> The problem is that CMake is still not finding the Phonon libraries
> >> after the change.
> >> I am not sure if that is the only change I need to do to get Phonon
> >> working with my version of CMake or if there is something else I
> >> must do?
> >> Note: I cannot use CMake 2.6 since I get a lot of errors trying to
> >> run it, so that is why I need to use the older CMake version.
> >
> > Are they errors or warnings when you run 2.6?  What are some of the
> > errors you get?
> >
> > -Bill
>
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