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Month: May 2011

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

From: PICCORO McKAY Lenz <mckaygerhard@...>
Date: Tue, 10 May 2011 14:00:25 -0430
what its the correct patch? i think "key < other.key ||
(key==other.key && lang < other.lang)" its the correct form..

and remove "-W" flag at build

On 5/10/11, /dev/ammo42 <mickeytintincolle@...> wrote:
> 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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>>
>>
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-- 
Lenz McKAY Gerardo (PICCORO)
http://qgqlochekone.blogspot.com
Cofundador de Venenux;  debian based multimedia alike free only zealots
users (oh well, i try but..too many free guidelines buahhh)
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