[Kde-pim] Build problems with akonadi-ports/kdepim on windows

[Volker Krause]

On Thursday 29 October 2009 20:09:19 Bernhard Herzog wrote:
> Hi,
>
> we've got problems building akonadi-ports/kdepim on windows.  AFAICT the
> code in question is not quite correct on linux either, hence the cross post
> to both kde-windows and kde-pim.
>
> The immediate problem is that when building rev. 1042282 of
> akonadi-ports/kdepim on windows with mingw, the build fails with
>
> E:\e5\07\svn\branches\work\akonadi-ports\kdepim\kmail\globalsettings.cpp:28
>: error: definition of static data member 'GlobalSettings::mSelf' of
> dllimport'd class
> In file included from E:
> \e5\07\svn\branches\work\akonadi-ports\kdepim\kmail\globalsettings.cpp:62:
> E:/e5/07/build/akonadi-porting-branch/kdepim-20091026/work/mingw-RelWithDeb
>Info-svn/kmail/globalsettings.moc:43: error: definition of static data
> member 'GlobalSettings::staticMetaObject' of dllimport'd class
> E:/e5/07/build/akonadi-porting-branch/kdepim-20091026/work/mingw-RelWithDeb
>Info-svn/kmail/globalsettings.moc:43: warning:
> 'GlobalSettings::staticMetaObject' defined locally after being referenced
> with dllimport linkage
> E:\e5\07\svn\branches\work\akonadi-ports\kdepim\kmail\globalsettings.cpp:
> In member function `virtual int
> GlobalSettings::qt_metacall(QMetaObject::Call, int, void**)':
> E:\e5\07\svn\branches\work\akonadi-ports\kdepim\kmail\globalsettings.cpp:54
>: warning: non-inline function 'void GlobalSettings::slotSyncNow()' is
> defined after prior declaration as dllimport: attribute ignored
>
> kmail\globalsettings.h contains this:
>
>   #include "messageviewer_export.h"
>   class QTimer;
>
>   class MESSAGEVIEWER_EXPORT GlobalSettings : public GlobalSettingsBase
>
> That doesn't seem right.  This globalsettings is linked to kmailprivate,
> not messageviewer, so MESSAGEVIEWER_EXPORT will not have the correct value
> when actually compiling a component of kmailprivate.  Changing this to
> kmail_export.h and KMAIL_EXPORT or removing the *_EXPORT altogether doesn't
> help because now the linker complains about duplicate symbols in
> globalsettings.obj and libmessageviewer.dll.a (Symbols
> GlobalSettings::self() and GlobalSettings::requestSync()).
>
> AFAICT the reason for all of this is that r1037942 tried to revert r1031636
> but did so incompletely and incorrectly.  I've removed the
> MESSAGEVIEWER_EXPORT from both libmessageviewer/globalsettings.h and
> kmail/globalsettings.h.  This seems to work.  At least kmail builds now.

the one in kmail is wrong for sure, can you please commit that?

regards
Volker


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