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From: Duncaen <>
Subject: Re: mpick: multi redir test hangs on Alpine
Date: Sat, 13 Mar 2021 22:07:36 +0100	[thread overview]
Message-ID: <20210313210736.a-LfRodPJJ5KmHUh61QL6iqtAKtuEh0P-P62gGEgTPI@z> (raw)
In-Reply-To: <>

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New comment by Duncaen on mblaze repository

This looks like a bug in musl, the second popen'ed process ends up inheriting the writing end of the first popen.

> The popen() function shall ensure that any streams from previous popen() calls that remain open in the parent process are closed in the new child process.

echo "Hello\nWorld" | extrace busybox awk '{print $0 |"cat -n"; print $0 |"cat  -n"}'

  reply	other threads:[~2021-03-13 21:07 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-13 19:27 [ISSUE] " nmeum
2021-03-13 21:07 ` Duncaen [this message]
2021-03-13 21:08 ` Duncaen
2021-03-13 21:40 ` nmeum
2021-03-14 16:08 ` nmeum
2021-06-25 23:06 ` nmeum
2021-06-25 23:06 ` [ISSUE] [CLOSED] " nmeum
2021-06-25 23:06 ` nmeum

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