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Month: May 2011

Re: [trinity-devel] Qt3 - No Longer Builds (multiple boxes) libkdecore.so.4: undefined symbol: _ZN7KGlobal20deleteStaticDeletersEv

From: /dev/ammo42 <mickeytintincolle@...>
Date: Tue, 10 May 2011 20:29:35 +0200
Le Tue, 10 May 2011 13:49:08 -0430,
PICCORO McKAY Lenz <mckaygerhard@...> a écrit :

> so then i cited ambigous issue .. then, what its correct?
I didn't read this message before sending mine.
case $your_question in
Was it correct ?) Yes.;;
What is correct ?) The patch is correct.;;
*) I didn't understand your question.;;
esac
> 
> On 5/10/11, /dev/ammo42 <mickeytintincolle@...> wrote:
> > Le Tue, 10 May 2011 13:35:22 -0430,
> > PICCORO McKAY Lenz <mckaygerhard@...> a écrit :
> >
> >> interesting the slack issues..
> >>
> >> wel in any way, ARCH wiki about trinity said that build kde3 or qt3
> >> trinity must be in clean env..
> >>
> >> but maybe the conflicts of tools and references in objects cause to
> >> change specific paths to /opt resulting in no errors references..
> >>
> >> the error:
> >>
> >> ../../../include/qimage.h: In member function ‘bool
> >> QImageTextKeyLang::operator<(const QImageTextKeyLang&) const’:
> >> ../../../include/qimage.h:61:61: warning: suggest parentheses
> >> around ‘&&’ within ‘||’ [-Wparentheses]
> >>
> >> seen related to patch "qt3-warnings.diff" in
> >> https://build.opensuse.org/package/view_file?file=qt3-warnings.diff&package=qt3&project=KDE%3AKDE3&srcmd5=debe4368fe51c3bcd86162716a0d3f8b
> >> that i currently analising, seen comparision are ambiguos..  please
> >> some one can clarify this patch realted to this error?
> > This isn't an error but "undefined behaviour" (so the C++ standard
> > doesn't forbid gcc from doing rm -rf / :D).
> > In fact, in C and C++, the && and || operator have the same
> > precedence, so the (a || b && c) statement is ambiguous.
> > With some (very) basic knowledge in CS, one easily sees that in this
> > particular case the right thing to do is
> > key < other.key || (key==other.key && lang < other.lang)
> > because it is a lexicographical sort of the pair (key,lang). The
> > (key < other.key || key==other.key) && lang < other.lang
> > interpretation doesn't make sense.
> > The patch just adds the parentheses that were missing from the
> > original code.
> >>
> >> On 5/10/11, /dev/ammo42 <mickeytintincolle@...> wrote:
> >> > Le Tue, 10 May 2011 12:01:17 -0500,
> >> > "David C. Rankin" <drankinatty@...> a écrit :
> >> >
> >> >> Guys,
> >> >>
> >> >>    This is bizarre. I went to build Qt3 this morning, applied a
> >> >> new patch, and Qt3 wouldn't compile. So I removed the patch
> >> >> just to make sure nothing on the system had changed to prevent
> >> >> building and -- I STILL GET THE ERROR??
> >> >>
> >> >>    So I went to a box where Qt3 built a day or so ago which
> >> >> still had the Qt3 build directory in place from the last time
> >> >> it built and went to build it again
> >> >> - I get the same symbol lookup error.
> >> >>
> >> >>    The only thing that changes was qt 4.7.3-1 was pulled in as a
> >> >> dependency of poppler-qt when I attempted to build kdegraphics
> >> >> with -DWITH_PDF=ON.  I thought Qt3 would build fine with Qt4
> >> >> installed? Is this something new with the new version?
> >> >>
> >> >>    The symbol error has me scratching my head. I can't for the
> >> >> life of me figure out what this error is telling me:
> >> >>
> >> >> g++ -c -pipe -fPIC -Wall -W -march=i686 -mtune=generic -O2 -pipe
> >> >> -D_REENTRANT -DDESIGNER -DQT_INTERNAL_XML
> >> >> -DQT_INTERNAL_WORKSPACE -DQT_INTERNAL_ICONVIEW
> >> >> -DQT_INTERNAL_TABLE -DQT_NO_DEBUG -DQT_THREAD_SUPPORT
> >> >> -DQT_SHARED
> >> >> -I/home/david/tblds/trinity-qt3/src/qt-x11-free-3.3.8b/mkspecs/linux-g++
> >> >> -I. -I/usr/include/freetype2 -I../shared -I../uilib
> >> >> -I../../../include -I/usr/X11R6/include
> >> >> -I.moc/release-shared-mt/ -o ./editfunctions.o editfunctions.cpp
> >> >> /home/david/tblds/trinity-qt3/src/qt-x11-free-3.3.8b/bin/uic
> >> >> -L /home/david/tblds/trinity-qt3/src/qt-x11-free-3.3.8b/plugins
> >> >> newform.ui -i newform.h -o newform.cpp g++ -c -pipe -fPIC -Wall
> >> >> -W -march=i686 -mtune=generic -O2 -pipe -D_REENTRANT -DDESIGNER
> >> >> -DQT_INTERNAL_XML -DQT_INTERNAL_WORKSPACE -DQT_INTERNAL_ICONVIEW
> >> >> -DQT_INTERNAL_TABLE -DQT_NO_DEBUG -DQT_THREAD_SUPPORT
> >> >> -DQT_SHARED
> >> >> -I/home/david/tblds/trinity-qt3/src/qt-x11-free-3.3.8b/mkspecs/linux-g++
> >> >> -I. -I/usr/include/freetype2 -I../shared -I../uilib
> >> >> -I../../../include -I/usr/X11R6/include
> >> >> -I.moc/release-shared-mt/ -o ./newform.o newform.cpp In file
> >> >> included from ../../../include/qdragobject.h:50:0,
> >> >> from ../../../include/qiconview.h:51, from
> >> >> newform.cpp:13: ../../../include/qimage.h: In member function
> >> >> ‘bool QImageTextKeyLang::operator<(const QImageTextKeyLang&)
> >> >> const’: ../../../include/qimage.h:61:61: warning: suggest
> >> >> parentheses around ‘&&’ within ‘||’ [-Wparentheses]
> >> >> /home/david/tblds/trinity-qt3/src/qt-x11-free-3.3.8b/bin/uic
> >> >> -L /home/david/tblds/trinity-qt3/src/qt-x11-free-3.3.8b/plugins
> >> >> listvieweditor.ui -i listvieweditor.h -o
> >> >> listvieweditor.cpp
> >> >> /home/david/tblds/trinity-qt3/src/qt-x11-free-3.3.8b/bin/uic:
> >> >> symbol lookup error: /opt/trinity/lib/libkdecore.so.4: undefined
> >> >> symbol: _ZN7KGlobal20deleteStaticDeletersEv make[4]: ***
> >> >> [listvieweditor.cpp] Error 127 make[4]: Leaving directory
> >> >> `/home/david/tblds/trinity-qt3/src/qt-x11-free-3.3.8b/tools/designer/designer'
> >> >> make[3]: *** [sub-designer] Error 2
> >> >> make[3]: Leaving directory
> >> >> `/home/david/tblds/trinity-qt3/src/qt-x11-free-3.3.8b/tools/designer'
> >> >> make[2]: *** [sub-designer] Error 2
> >> >> make[2]: Leaving directory
> >> >> `/home/david/tblds/trinity-qt3/src/qt-x11-free-3.3.8b/tools'
> >> >> make[1]: *** [sub-tools] Error 2
> >> >> make[1]: Leaving directory
> >> >> `/home/david/tblds/trinity-qt3/src/qt-x11-free-3.3.8b' make: ***
> >> >> [init] Error 2 ==> ERROR: A failure occurred in build().
> >> >>      Aborting...
> >> >>
> >> >>    I get that it is a uic symbol lookup error:
> >> >>
> >> >> /home/david/tblds/trinity-qt3/src/qt-x11-free-3.3.8b/bin/uic:
> >> >> symbol lookup error: /opt/trinity/lib/libkdecore.so.4: undefined
> >> >> symbol: _ZN7KGlobal20deleteStaticDeletersEv
> >> >>
> >> >>    How does one fix a symbol lookup error like this?
> >> >>
> >> >>    Also why does the Qt3 build even look
> >> >> to /opt/trinity/lib/libkdecore.so.4? How can I prevent this from
> >> >> happening? This built fine before the Qt4 package installed.
> >> >> Short of removing Qt4, what is the best way to try and fix this?
> >> > It works for me™.
> >> > I am using a slightly modified version of the
> >> > Slackware-originated SlackBuild that can be found at
> >> > ftp://ftp.gwdg.de/pub/linux/slackware/unsupported/kde-3.5.10-for-slack13.0/source/qt3/
> >> > This is a unusual SlackBuild, because it builds qt3 in /opt/kde3
> >> > (Patrick Volderking says in the scripts that building it in /tmp
> >> > frequently led to wrong packages).
> >> > Also, I posted my own version recently on the list, it is
> >> > essentially the same with additional patches.
> >> > I am building Trinity under Slackware 13.37 with full KDE4
> >> > alongside (KDE4 is my main desktop now, no kidding), and:
> >> > -dependencies such as qt3, qca and poppler-qt3 compile with the
> >> > unsupported scripts from the Slackware mirrors, with /opt/kde3
> >> > prefix -arts, dbus-tqt, dbus-1-tqt, tqtinterface compile without
> >> > errors, with /opt/kde3 prefix
> >> > -kdebase and kdelibs also compile without errors, still
> >> > in /opt/kde3, but when I launch any KDE3 program, it doesn't
> >> > manage to load any library in /opt/kde3/lib/kde3.
> >> > However, when I built qt3, Trinity was not installed, but only
> >> > KDE4. I will put the build scripts and the patches online when I
> >> > have more time (==soon), right now I have my exams. The patches
> >> > basically fix kconfig_compiler detection (with the SVN version
> >> > it uses the KDE4 one) and enforce the use of dbus-tqt.pc for the
> >> > build of kdebase.
> >> >>
> >> >>    The build script is here:
> >> >>
> >> >> http://svn.trinitydesktop.org/svn/trinity-packaging/arch/master/trinity-qt3/PKGBUILD
> >> >>
> >> >>    The Qt3 package built fine when I uploaded it a day ago:
> >> >>
> >> >> http://svn.trinitydesktop.org/svn/trinity-packaging/arch/master/src/trinity-qt3.tar.gz
> >> >>
> >> >>    Any help appreciated :)
> >> >>
> >> >
> >> >
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> >> >
> >> >
> >>
> >>
> >
> >
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