Re: [HACKERS] psql and Control-C

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От Bruce Momjian
Тема Re: [HACKERS] psql and Control-C
Дата
Msg-id 200002172025.PAA26232@candle.pha.pa.us
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Ответ на psql and Control-C  (Peter Eisentraut <peter_e@gmx.net>)
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> Some people have indicated that they don't like how psql currently handles
> Control-C if no query is in progress. I consider the behaviour of the
> shells desirable but, quite frankly, I don't know how to do it.
>
> For some reason a readline'd session always wants me to press one more key
> after Control-C before getting back to a clean prompt. A much bigger
> problem is that if I don't use/have readline then I don't see a way to
> preempt the fgets() call.
>
> So unless someone has a hint or wants to look at it, I could offer
> ignoring the signal altogether in interactive mode, and perhaps make it
> stop scripts in the other case. (Leaving the query cancelling as is, of
> course.)
>
> Actually, shouldn't a Ctrl-C in a script cancel the query *and* stop the
> script at all times?

Seems we can just ignore ^C if a query is not being run.  Is that OK
with everyone.  Looks easy to do.

--
  Bruce Momjian                        |  http://www.op.net/~candle
  pgman@candle.pha.pa.us               |  (610) 853-3000
  +  If your life is a hard drive,     |  830 Blythe Avenue
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