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Re: bash sets O_NONBLOCK on pts

Started byMatteo Croce <mcroce@redhat.com>
First post2019-10-02 20:43 +0200
Last post2019-10-02 20:43 +0200
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  Re: bash sets O_NONBLOCK on pts Matteo Croce <mcroce@redhat.com> - 2019-10-02 20:43 +0200

#15465 — Re: bash sets O_NONBLOCK on pts

FromMatteo Croce <mcroce@redhat.com>
Date2019-10-02 20:43 +0200
SubjectRe: bash sets O_NONBLOCK on pts
Message-ID<mailman.790.1570041858.2651.bug-bash@gnu.org>
On Wed, Oct 2, 2019 at 8:16 PM Andreas Schwab <schwab@linux-m68k.org> wrote:
>
> On Okt 02 2019, Matteo Croce <mcroce@redhat.com> wrote:
>
> > It seems to me that bash restores the flag, cat prints an error when not:
> >
> > $ cat
> > $
> >
> > the same is not true if running multiple commands:
> >
> > $ ./foo; cat
> > cat: -: Resource temporarily unavailable
> > $
> >
> > Why this different behaviour?
>
> Because it's reset immediately before reading the next line with
> readline.
>
> Andreas.
>
> --
> Andreas Schwab, schwab@linux-m68k.org
> GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510  2552 DF73 E780 A9DA AEC1
> "And now for something completely different."

Exactly, while in my bug I can do any command I want without resetting it.
Only `exec bash` restores it.

-- 
Matteo Croce
per aspera ad upstream

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