Bug#793026: kwin-x11: kwin is not started

[Scott Kitterman <debian@kitterman.com>]

On Thursday, July 30, 2015 07:00:02 PM Brendon Higgins wrote:
> This doesn't seem to be fixed. I now have three separate machines, all
> tracking testing with a sprinkle of unstable packages (which includes those
> for kwin and kde-window-manager), none of which run kwin_x11 at login. They
> do all have the correct x-window-manager alternative set, and I can
> manually start kwin_x11 after login.
> 
> >From my investigation, the problem is that ksmserver, which is what starts
> >the
> window manager, by default attempts to find the "kwin" binary, but this
> binary no longer exists. Evidence for this is that I see
> 'KSMServer::wmProcessChange: Window manager "kwin" failed to launch' in my
> .xsession-errors file, and examining the source code
> (http://api.kde.org/4.x-api/workspace-apidocs/plasma-workspace/html/ksmserv
> er_2startup_8cpp_source.html, lines 233 and 234) suggests this really is the
> name of the binary ksmserver is looking for.
> 
> If correct, I should be able to work around the issue by (as root) creating
> a link /usr/bin/kwin that points to kwin_x11. Indeed, I just checked, and
> that does appear to work.

I've checked here and adding the symlink should be sufficient.  I've reopened 
this bug out of the several to cover it.  Once the current kwin upload 
migrates, I'll upload another revision that adds it.  

Scott K