From: David Bremner <david@tethera.net>
To: Tomi Ollila <tomi.ollila@iki.fi>, notmuch@notmuchmail.org
Cc: tomi.ollila@iki.fi
Subject: Re: [PATCH] test: redirect STDIN from /dev/tty
Date: Tue, 21 May 2019 22:56:50 -0300 [thread overview]
Message-ID: <87h89ntfod.fsf@tethera.net> (raw)
In-Reply-To: <20190521201702.28754-1-tomi.ollila@iki.fi>
Tomi Ollila <tomi.ollila@iki.fi> writes:
> Without this stdin may be anything that parent process provided for it.
>
> Test processes might have tried to read something from it, which would
> have caused undeterministic behavior.
>
> E.g. gdb(1) tries to do tty related ioctls on fd 0 (and fd 1 and fd 2,
> but those are redirected to 'test.output' before test runs).
> ---
>
> Hopefully this fixes the parallel problems -- In case of moreutils parallel
> only stdout and stderr are captured and all other fd's left untouched
> (provided I read web namual correctly). With GNU parallel docs did not
> help -- but as we pipe $TESTS to parallel in that case things might be
> even more complicated there (i don't undersand why but anyway)
I can confirm that this seems to fix the parallel test problems with
moreutils parallel and GNU.
I think I'm leaning towards this fix between the two, but I'll sleep on
it and decide tommorow.
d
next prev parent reply other threads:[~2019-05-22 1:56 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-21 20:17 [PATCH] test: redirect STDIN from /dev/tty Tomi Ollila
2019-05-22 1:24 ` Daniel Kahn Gillmor
2019-05-22 1:56 ` David Bremner [this message]
2019-05-22 5:29 ` Tomi Ollila
2019-05-22 11:49 ` David Bremner
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