On Sat, Sep 11, 2021 at 4:47 PM Jerry James <loganje...@gmail.com> wrote:
>
> On Sat, Sep 11, 2021 at 1:49 PM Neal Gompa <ngomp...@gmail.com> wrote:
> > I've been trying to figure out how to fix the builds for
> > libyui-ncurses[1] and libyui-mga-ncurses[2].
> >
> > The errors in both package builds confuse me. It looks like the
> > "friend" declarations are all broken and it leads to all kinds of
> > missing methods and members, which breaks the whole thing.
> >
> > Anyone have any idea how to fix this? I'm out of ideas...
> >
> > [1]: https://bugzilla.redhat.com/show_bug.cgi?id=1987670
> > [2]: https://bugzilla.redhat.com/show_bug.cgi?id=1987669
>
> With libyui-ncurses, at least, I see this when preprocessing YNCursesUI.cc:
>
> # 143 "/usr/include/etip.h" 3 4
> class NCURSES_CXX_IMPEXP NCursesPanel;
> class NCURSES_CXX_IMPEXP NCursesMenu;
> class NCURSES_CXX_IMPEXP NCursesForm;
>
> class NCURSES_CXX_IMPEXP NCursesException
> {
> ...
>
> That is, the macro NCURSES_CXX_IMPEXP has not been expanded.  It is
> defined in /usr/include/cursesw.h.
>
> The problem seems to be that libyui-ncurses has its own copy of
> /usr/include/cursesw.h, named src/ncursesw.h, but the definitions in
> it are not an exact match for the system header file.  It pulls in the
> system etip.h, and the mismatched definitions cause the errors you are
> seeing.
>
> A simple workaround is to add this to the top of %build:
>
> export CXXFLAGS="-DNCURSES_CXX_IMPEXP= %{build_cxxflags}"
>
> but the real fix would involve reconciling the libyui-ncurses code to
> the latest GNU ncurses headers.
>
> I haven't looked at libyui-mga-ncurses, but if the same fix doesn't
> work, ping me and I'll take a look.  Regards,

I tried to figure out how to fix the headers and gave up. For now, I
went with the workaround you suggested and submitted it to Bodhi:
https://bodhi.fedoraproject.org/updates/FEDORA-2021-117b32eafe

Thanks for the help!



-- 
真実はいつも一つ!/ Always, there's only one truth!
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