Bug#918760: agree on how to find qhelpgenerator

[Helmut Grohne <helmut@subdivi.de>]

Control: reassign -1 src:kpackage
Control: retitle -1 kpackage should Build-Depends: qttools5-dev
Control: block -1 by 915122
Control: tags 915122 + upstream fixed-upstream patch

On Wed, Jan 09, 2019 at 02:48:17PM +0300, Dmitry Shachnev wrote:
> On Wed, Jan 09, 2019 at 06:24:32AM +0100, Helmut Grohne wrote:
> > kpackage fails to cross build from source and the cause is tricky. We
> > start our journey on extra-cmake-modules'
> > /usr/share/ECM/find-modules/FindQHelpGenerator.cmake. That file assumes
> > that it will find a "qhelpgenerator" executable next to the qmake
> > executable. The path of qmake is determined using
> >
> >     get_target_property(_qmake_EXECUTABLE Qt5::qmake LOCATION)
> 
> That is the fallback code path.

Oh right.

> As I said before in #915122, the correct fix is:
> 
> - Cherry-picking commit [1] for extra-cmake-modules or updating it to 5.53.0.
> - Making all affected packages build-depend on qttools5-dev.

I'm sorry for failing to notice the existing report. I guess I have too
many open bug reports now and should slow down filing...

I'm repurposing this bug for adding the dependency to kpackage.

Helmut