Questions about cross compiling for ARM / CMake issues

[Andreas Pakulat]

On 27.02.12 14:16:38, Samuel Stirtzel wrote:
> 2012/2/27 Samuel Stirtzel <s.stirtzel at googlemail.com>:
> > Hi,
> > this is part of the approach to port Plasma Active to OpenEmbedded
> > (see [1], [2]).
> >
> >
> > In the current status the kdelibs build fine.
> >
> > However there is an issue where other packages (like e.g. Nepomuk) use
> > the wrong libraries.
> > In this case Nepomuk tries to use the Hosts x86_64 libraries for
> > kdecore and kdeui, (see http://pastebin.com/CqqSGxYY for an example).
> >
> > The path "/work/oe-core/tmp-eglibc/sysroots/overo/" is the staging
> > sysroot of the build target.
> > And since CMAKE_FIND_ROOT_PATH is set to that path, it should not
> > "find" the library somewhere else..?
> > "CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY" is also set.
> >
> > Is this by any chance related to the absolute paths in the
> > KDELibsDependencies.cmake file?
> >
> >
> >
> > Anyone has an idea what I'm missing to solve this?
> > Help would be appreciated.
> >
> >
> > Links:
> > [1] Plasma Active port to OpenEmbedded:
> > http://lists.kde.org/?l=kde-active&m=132940140929418&w=2
> > [2] OpenEmbedded: http://www.openembedded.org/wiki/Main_Page
> >
> > --
> > Regards
> > Samuel
> 
> Just to clarify my question, changing the KDELibsDependencies.cmake
> file does not solve my problem.
> In the logs it states "Found KDE 4.7 library dir:
> /work/oe-core/tmp-eglibc/sysroots/overo/usr/lib" but still the error
> occurs: "/usr/lib/libkdecore.so.5.7.0: file not recognized: File
> format not recognized"
> 
> Is there any Black Magic™ that finds the core library and relentless
> ignores all the other settings?

Please provide at least the complete linker line (make VERBOSE=1) so we
can see how kdecore is being linked.

Andreas