From: Peter Stephenson <p.stephenson@samsung.com>
To: <zsh-workers@zsh.org>
Subject: Re: zsh 5.6 regression: a pipe sometimes yields a TTOU signal
Date: Wed, 5 Sep 2018 15:40:47 +0100 [thread overview]
Message-ID: <20180905144049eucas1p29a22151c8a47745343b899adefaa3fc2~Rh-iZ0O7_1601216012eucas1p2j@eucas1p2.samsung.com> (raw)
In-Reply-To: <20180905133704.GC4516@cventin.lip.ens-lyon.fr>
On Wed, 5 Sep 2018 15:37:04 +0200
Vincent Lefevre <vincent@vinc17.net> wrote:
> As a workaround, putting the middle command in { } can help a bit.
> For instance, instead of
>
> echo foo | { cat | less -+c -FX }
>
> writing
>
> echo foo | { { cat } | less -+c -FX }
>
> seems to avoid the issue most of the time, and
>
> echo foo | { { sleep 0.001; cat } | less -+c -FX }
If you don't actually care about where the command is run, I'd suggest
using ( ) instead of { } which should avoid the issue entirely ---
no "Rimmerworld" nested pipeline management as each pipe is in a
different shell.
pws
next prev parent reply other threads:[~2018-09-05 14:41 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CGME20180905091407epcas1p1ff78da39bfd4f3e4201f467683288a7b@epcas1p1.samsung.com>
2018-09-05 9:03 ` Vincent Lefevre
2018-09-05 10:03 ` Peter Stephenson
2018-09-05 10:55 ` Vincent Lefevre
2018-09-05 12:22 ` Vincent Lefevre
2018-09-05 13:17 ` Vincent Lefevre
2018-09-05 13:37 ` Vincent Lefevre
2018-09-05 14:40 ` Peter Stephenson [this message]
2018-09-06 11:40 ` Vincent Lefevre
2018-09-06 12:26 ` Vincent Lefevre
2018-09-06 12:36 ` Vincent Lefevre
2018-09-06 12:55 ` Peter Stephenson
2018-09-05 12:53 ` Peter Stephenson
2018-09-05 13:21 ` Peter Stephenson
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