Let kquitapp fail verbosely

[Thiago Macieira]

Stefan Monov wrote:
>Hi.
>Currently, when kquitapp fails to do its job, it says nothing, which
>can be confusing. Attached is a patch that makes it output an error
>message instead (modeled after killall's).
>I was unsure whether to use fputs, fprintf, cerr or kDebug() (all of
>those are used throughout KDE), so I picked what's nicest - cerr. ;)
>Also I'm unsure whether the toLocal8bit conversion is needed.
>Can I commit?

Suggestion: print any errors that may result, not just ServiceUnknown.

Also, "quit" is preferrable instead of "quitted".

-- 
  Thiago Macieira  -  thiago (AT) macieira.info - thiago (AT) kde.org
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