kdeinit compiled with gcc 4.0.1 & visibility busted at runtime

[Michael Nottebrock]

On Sunday, 17. July 2005 22:57, David Faure wrote:
> On Sunday 17 July 2005 13:58, Michael Nottebrock wrote:
> > Found a workaround: Hand-editing the generated klauncher_dummy.cpp and
> > doing
> >
> > -extern "C" int kdeinitmain(int argc, char* argv[]) { return
> > kdemain(argc,argv); }
> > +extern "C" __attribute__ ((visibility("default"))) int kdeinitmain(int
> > argc, char* argv[]) { return kdemain(argc,argv); }
> >
> > fixes things. Looks like we need some additional smartness in am_edit re.
> > KDE_EXPORT? Or perhaps special-casing kdeinit will be enough - I didn't
> > experience similar problems anywhere else (yet).
>
> Amazing that this didn't come up before (for other people with
> gcc-with-visibility-support).
>
> How about this?
>
> --- am_edit     (revision 434767)
> +++ am_edit     (working copy)
> @@ -868,12 +868,12 @@ sub tag_KDEINIT()
>                  push(@progs, $kdeinit);
>
>                  $lines .= "\n${kdeinit}.la.$cxxsuffix:\n";
> -                $lines .= "\techo 'extern \"C\" int kdemain(int argc,
> char* argv[]);' > ${kdeinit}.la.$cxxsuffix; \\\n"; +                $lines
> .= "\techo 'extern \"C\" KDE_EXPORT int kdemain(int argc, char* argv[]);' >
> ${kdeinit}.la.$cxxsuffix; \\\n"; $lines .= "\techo 'int main(int argc,
> char* argv[]) { return kdemain(argc,argv); }' >>
> ${kdeinit}.la.$cxxsuffix\n";

[...] 

That will probably not work - at least not in kdelibs/kinit. I tried that 
first, but KDE_EXPORT is of course undefined in _dummy.cpp files with nothing 
in them but extern "C" declarations.

-- 
   ,_,   | Michael Nottebrock               | lofi at freebsd.org
 (/^ ^\) | FreeBSD - The Power to Serve     | http://www.freebsd.org
   \u/   | K Desktop Environment on FreeBSD | http://freebsd.kde.org
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