Problem with dependencies

[Volker Krause]

On Tuesday 27 October 2009 16:42:26 Michael Jansen wrote:
> Hi
>
> Because of some qt problem i had to deactivate Nepomuk.
>
> It is a optional dependency in kdebase/runtime. Specifying -DWITH_Nepomuk=0
> worked (I have nepomuk compiled. onto2vocab... just crashes on execution).
>
> It is only on the first glimpse an optional dependence in kdepim. Therefore
> compiling kdepim with -DWITH_Nepomuk fails because it still tries to use
> Nepomuk.
>
> The first problem is that kdepim tries to find Nepomuk twice:
>
> kdepim/CMakeLists.txt:
> >  macro_optional_find_package(Soprano)
> >
>  > macro_log_feature(Soprano_FOUND "Soprano" "Semantic Desktop Storing"
>
> "http://soprano.sourceforge.net" FALSE "" "Soprano is needed for Nepomuk")
>
> >  macro_optional_find_package(Nepomuk)
> >
>  > macro_log_feature(Nepomuk_FOUND "Nepomuk" "The Nepomuk libraries"
>
> "http://www.kde.org" FALSE "" "Nepomuk extends the search and tagging
> functionalities in KMail and Akonadi")
>
> kdepim/akonadi/CMakeLists.txt:
> > find_package(Soprano)
> > macro_log_feature(Soprano_FOUND "Soprano" "Semantic Desktop Storing"
>
> "http://soprano.sourceforge.net" FALSE "" "Soprano is needed for Nepomuk")
>
> > find_package(Nepomuk)
> > macro_log_feature(Nepomuk_FOUND "Nepomuk" "The Nepomuk libraries"
>
> "http://www.kde.org" FALSE "" "Nepomuk extends the search and tagging
> functionalities in KMail and Akonadi")
>
> Which essentially means it's not optional in the sense i can't disable it
> when i have it installed.
>
> When fixing that problem locally i encountered two other problems.
>
> First a kdepim developer objecting to my change because Nepomuk already is
> optional in his opinion. I think we have a problem with people
> understanding the use case for macro_optional_find_package .
>
> Second It still doesn't compile because akonadiconsole these days has a ui
> file referencing some Nepomuk Widget.
>
> Which leads me to the main point of this mail. We need additional automatic
> builds imho. Builds that make sure all these optional packages are really
> optional. Developers (me included) tend to compile only the everything
> enabled version. Is there any chance on getting these?

From my experience with maintaining the automatic builds on 
dashboard.akonadi-project.org, the problem is the considerable time needed to 
maintain those "automatic" builds. I have to intervene manually more or less 
every other day because something broke/hangs/flooded the disk/whatever.

> All this is unrelated to the question if nepomuk should be hard dependency
> for kdepim. tmcguire said it doesn't really work without anymore. Posts to
> mailing lists would cease to work if nepomuk is disabled. Which btw. means
> this email should not reach the mailing list :-)

you are mixing up mailinglists and distribution lists ;-)

regards
Volker
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