Re: i.MX6 Qt5.3 Cross-Compile

[Thomas Senyk <thomas.senyk@pelagicore.com>]

On Sunday, 01 June, 2014 20:06:41 Jay Cady wrote:
> Hey,
> 
> Has anyone successfully cross-compiled Qt5.3 for the i.MX6?  I'm using a
> Wandboard Dual and following this
> <http://wiki.wandboard.org/index.php/Building_Qt5_using_yocto_on_Wandboard>
> tutorial
> to do the cross-compile.  Unfortunately, whenever I run the make command
> after configuring Qt5.3, it results in this error (just then end):
> 
> 
> moc_qplatformdialoghelper.cpp:(.text+0x8dc): undefined reference to
> `QMetaType::hasRegisteredConverterFunction(int, int)'
> moc_qplatformdialoghelper.cpp:(.text+0x910): undefined reference to
> `QMetaType::registerConverterFunction(QtPrivate::AbstractConverterFunction
> const*, int, int)'
> .obj/moc_qplatformdialoghelper.o: In function `QMetaTypeId<QList<QUrl>
> 
> >::qt_metatype_id()':
> moc_qplatformdialoghelper.cpp:(.text._ZN11QMetaTypeIdI5QListI4QUrlEE14qt_met
> atype_idEv[_ZN11QMetaTypeIdI5QListI4QUrlEE14qt_metatype_idEv]+0x130):
> undefined reference to `QMetaType::hasRegisteredConverterFunction(int,
> int)'
> moc_qplatformdialoghelper.cpp:(.text._ZN11QMetaTypeIdI5QListI4QUrlEE14qt_me
> tatype_idEv[_ZN11QMetaTypeIdI5QListI4QUrlEE14qt_metatype_idEv]+0x164):
> undefined reference to
> `QMetaType::registerConverterFunction(QtPrivate::AbstractConverterFunction
> const*, int, int)'
> .obj/moc_qplatformdialoghelper.o: In function
> `QtPrivate::ConverterFunctor<QList<QUrl>,
> QtMetaTypePrivate::QSequentialIterableImpl,
> QtMetaTypePrivate::QSequentialIterableConvertFunctor<QList<QUrl> >
> 
> >::~ConverterFunctor()':
> moc_qplatformdialoghelper.cpp:(.text._ZN9QtPrivate16ConverterFunctorI5QListI
> 4QUrlEN17QtMetaTypePrivate23QSequentialIterableImplENS4_33QSequentialIterabl
> eConvertFunctorIS3_EEED2Ev[_ZN9QtPrivate16ConverterFunctorI5QListI4QUrlEN17Q
> tMetaTypePrivate23QSequentialIterableImplENS4_33QSequentialIterableConvertFu
> nctorIS3_EEED5Ev]+0x48): undefined reference to
> `QMetaType::unregisterConverterFunction(int, int)'
> moc_qplatformdialoghelper.cpp:(.text._ZN9QtPrivate16ConverterFunctorI5QList
> I4QUrlEN17QtMetaTypePrivate23QSequentialIterableImplENS4_33QSequentialIterab
> leConvertFunctorIS3_EEED2Ev[_ZN9QtPrivate16ConverterFunctorI5QListI4QUrlEN17
> QtMetaTypePrivate23QSequentialIterableImplENS4_33QSequentialIterableConvertF
> unctorIS3_EEED5Ev]+0x15c): undefined reference to
> `QMetaType::hasRegisteredConverterFunction(int, int)'
> moc_qplatformdialoghelper.cpp:(.text._ZN9QtPrivate16ConverterFunctorI5QList
> I4QUrlEN17QtMetaTypePrivate23QSequentialIterableImplENS4_33QSequentialIterab
> leConvertFunctorIS3_EEED2Ev[_ZN9QtPrivate16ConverterFunctorI5QListI4QUrlEN17
> QtMetaTypePrivate23QSequentialIterableImplENS4_33QSequentialIterableConvertF
> unctorIS3_EEED5Ev]+0x190): undefined reference to
> `QMetaType::registerConverterFunction(QtPrivate::AbstractConverterFunction
> const*, int, int)'
> collect2: error: ld returned 1 exit status
> make[3]: *** [../../lib/libQt5Gui.so.5.3.0] Error 1
> make[3]: Leaving directory
> `/home/jay/Downloads/qt-everywhere-opensource-src-5.3.0/qtbase/src/gui'
> make[2]: *** [sub-gui-make_first] Error 2
> make[2]: Leaving directory
> `/home/jay/Downloads/qt-everywhere-opensource-src-5.3.0/qtbase/src'
> make[1]: *** [sub-src-make_first] Error 2
> make[1]: Leaving directory
> `/home/jay/Downloads/qt-everywhere-opensource-src-5.3.0/qtbase'
> make: *** [module-qtbase-make_first] Error 2
> 
> I see that others have had this same error with qt5.3.
> 
> These are my build config options:
> 
> ./configure -v -opensource -confirm-license -device imx6 -device-option
> CROSS_COMPILE=/opt/poky/1.5.1/sysroots/x86_64-pokysdk-linux/usr/bin/arm-poky
> -linux-gnueabi/arm-poky-linux-gnueabi- -sysroot
> /home/jay/dora-yocto/build/tmp/sysroots/wandboard-dual -prefix ~/qt5arm
> -platform linux-g++ -shared -no-pch -no-rpath -pkg-config -no-accessibility
> -no-dbus -no-icu -no-directfb -evdev -no-fontconfig -no-opengl -opengl es2
> -eglfs -no-glib -no-gtkstyle -no-iconv
> -system-libjpeg -no-kms -system-libpng -no-linuxfb -no-mitshm -no-nis
> -openssl -qt-pcre -release -no-sm -no-sql-db2 -no-sql-ibase -no-sql-mysql
> -no-sql-oci -no-sql-odbc -no-sql-psql -no-sql-sqlite -no-sql-sqlite2
> -no-sql-tds -nomake tests -tslib -libudev -widgets -no-xcb -no-xcursor
> -no-xfixes -no-xinerama -no-xinput -no-xinput2 -no-xkb -no-xrandr
> -no-xrender -no-xshape -no-xsync -no-xvideo -system-zlib
> 
> Any ideas what's going on?

Have you installed Qt5 in your sysroot?
If so consider deleting/moving it and doing a clean build to see if it's any 
better.

> 
> Thanks,
> Jay