How do we release dependent libraries for digiKam-5.0.0-beta1?

[Albert Astals Cid]

El Dijous, 24 de setembre de 2015, a les 17:49:56, Alexander Potashev va 
escriure:
> 2015-09-24 2:18 GMT+03:00 Albert Astals Cid <aacid at kde.org>:
> > El Dijous, 24 de setembre de 2015, a les 01:28:14, Alexander Potashev va
> > 
> > escriure:
> >> Hi everyone,
> >> (Luigi pushed me a lot so I finally start this discussion ;))
> >> 
> >> digiKam-5.0.0-beta1 is planned for October 18th, so we need to release
> >> its dependencies (KF5-based versions of libraries) at least as
> >> 
> >> alpha/beta versions before that date:
> >>     1. libkipi (currently in KDE Applications)
> >>     2. libkface (currently in KDE Applications)
> >>     3. libkexiv2 (currently in KDE Applications)
> >>     4. libkdcraw (currently in KDE Applications)
> >>     5. libksane (currently in KDE Applications)
> >>     6. libkvkontakte (currently in extragear-libs)
> >>     7. libmediawiki (currently in extragear-libs)
> >> 
> >> As listed above, many of these dependent libraries are currently part
> >> of KDE Applications, for example in KDE Applications 15.08.x we have
> >> kdelibs4-based editions of all 5 relevant libraries from the above
> >> list.
> > 
> > Important question, are the KF5-versions of those libraries co-installable
> > with the kdelibs4-versions?
> > 
> >> I see two ways of releasing the 7 libraries mentioned above:
> >>  Plan 1: Keep the first 5 ones in KDE Applications and make an alpha
> >> 
> >> release of KDE Applications 15.12.x before October 18th.
> > 
> > I don't think that is on the plan for us, the KDE Applications 15.12
> > schedule starts much later
> > https://techbase.kde.org/Schedules/Applications/15.12_Release_Schedule
> > 
> >> libkvkontakte
> >> and libmediawiki should also be released before that date, but they
> >> are not tied to KDE Applications release schedule. (Btw, is it OK if
> >> digikam-beta depends on kde-apps-alpha?)
> >> 
> >>  Plan 2: Move all these 7 libraries (their KF5-based versions) into
> >> 
> >> extragear-libs and release them.
> > 
> > If the libraries are co-installable with their kdelibs4 counterparts and
> > if
> > digikam 5.0 final is planned to happen after we release KDE Applications
> > 15.12 I guess you could release an "unofficial tarball" of those
> > libraries clearly marked with a a weird number like 15.11.55 or
> > something, with the
> > understanding that you'll stop releasing those applications after the KDE
> > Applications 15.12 release (assuming we decide to migrate those libs to
> > KF5- based, which i guess makes sense).
> 
> Hi Albert, Jeremy,
> 
> libkipi and libkdcraw are not co-installable because icons are
> installed in the same place as in their kdelibs4 versions
> (/usr/share/icons/hicolor/*/apps/{kipi,kdcraw}.png).

What about the library names? Icons colliding is not great but i'm sure 
packagers can find a way around it.

Cheers,
  Albert