Date: Thu, 28 Sep 2017 10:26:55 +0200 From: Erwan Legrand <freebsd@erwanlegrand.com> To: Matthias Apitz <guru@unixarea.de>, list@museum.rain.com, FreeBSD Questions <freebsd-questions@freebsd.org> Subject: Re: Possible bug in tail(1) Message-ID: <CA%2B4G5KbcoNXKz%2BV5X9BgcBMLyQLWkWTbVFni4CraBzRXi9tJnw@mail.gmail.com> In-Reply-To: <20170927202811.GA2799@c720-r314251> References: <20170927195828.GA77592@g5.umpquanet.com> <20170927202811.GA2799@c720-r314251>
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On Wed, Sep 27, 2017 at 10:28 PM, Matthias Apitz <guru@unixarea.de> wrote: > The essence of the issue seems to be if tail(1) is reading a file/stdin > or a pipe: > > $ cat foor > > 3 > 2 > 1 > $ tail -r foor > 1 > 2 > 3 > > $ tail -r < foor > 1 > 2 > 3 > > $ cat foor | tail -r > 1 > 2 > > 3 This works for me with 11.0-RELEASE-p12: [erwan@melkor /tmp]% cat foor 3 2 1 [erwan@melkor /tmp]% tail -r foor 1 2 3 [erwan@melkor /tmp]% cat foor | tail -r 1 2 3 [erwan@melkor /tmp]% type tail tail is /usr/bin/tail But then, I use zsh, not bash.
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