quitting from install scripts
Arrgh, I already raised this question twice at debian-mentors, but no one's
answered, so in impatience I'm bringing it up here. I can't believe it's
all *that* stupid a question. Is there an answer?
>
> I'm planning to have mirrormagic use debconf to ask the user if they want to
> delete the highscore files from the older version (which are incompatible
> from the new).
>
> Having a choice of Yes/No is clear, but it seemed to me it might be
> appropriate to provide a third alternative, "Quit", which aborts the upgrade
> of mirrormagic.
>
> What is the usual approach to handling the aborting of a package
> installation? Is it appropriate to "exit 1" in preinst if the user chooses
> "Quit", halting the installation of the package?
>
> Or is this simply a Bad Idea, and the user should be expected to use Ctrl-C
> if he really wants to quit the installation?
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