[PlanetCCRMA] Re: updated: liblo, jamin; added: sooperlooper, qmidiarp, qt33

Dave Phillips dlphilp@bright.net
Mon Dec 13 10:50:02 2004


  Okay, clear enough, but why does the build wait until the organbasegui 
code to bomb out ? It's been using uic and moc from QTDIR up to that 
point without failing. That's the part I don't understand. Can you clarify ?



Fernando Lopez-Lezcano wrote:

>On Mon, 2004-12-13 at 04:10, Dave Phillips wrote:
>>Christian Frisson wrote:
>>>Whatever I enable or disable when configuring, compiling ends shortly right
>>>/usr/lib/qt-3.3.3/bin/uic -L ../../muse/widgets -o organguibase.cpp -impl
>>>organguibase.h organguibase.ui
>>>/usr/lib/qt-3.3.3/bin/uic: relocation error: /usr/lib/qt-3.3.3/bin/uic:
>>>undefined symbol: _ZNK7QString3argExii
>>>make[5]: *** [organguibase.lo] Erreur 127
>>>Any idea?
>>  I have a lot of experience with that particular error. I google'd it 
>>and found very little to help correct it, so I ended up doing a 
>>completely clean installation of Qt (with the threads option) to the 
>>/usr/local hierarchy. I then followed the MusE build instructions 
>>*exactly* as Werner indicates. IIRC a number of environment variables 
>>need to be set, including QTDIR and LD_LIBRARY_PATH. If you do not set 
>>the lib path you'll get relocation error: I'm not sure if this is a 
>>problem with GCC or Qt, but setting that variable is necessary.
>It is a problem with Qt. The "original" qt has its path added to
>/etc/ld.so.conf so that all qt applications (including its own tools)
>can find the shared libraries. You don't want to add the new qt there,
>otherwise all existing apps will fail (with relocation errors :-). So
>you need to tell any binary that was built with the new qt where it
>needs to find its libraries. You do that with LD_LIBRARY_PATH, in this
>particular case LD_LIBRARY_PATH=/usr/lib/qt-3.3.3/lib should do the
>trick. Obviously you also need to tell the software package where qt is
>located, and that's what QTIDR is used for. 
>I have not yet tried to build muse with the new qt... will do this week,
>I hope. 
>-- Fernando