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From: Florian Weimer <fweimer@redhat.com>
To: "Zack Weinberg" <zack@owlfolio.org>
Cc: "The 8472" <kernel@infinite-source.de>,
	 "Rich Felker" <dalias@libc.org>,
	 "Alejandro Colomar" <alx@kernel.org>,
	 "Vincent Lefevre" <vincent@vinc17.net>,
	 "Jan Kara" <jack@suse.cz>,
	 "Alexander Viro" <viro@zeniv.linux.org.uk>,
	 "Christian Brauner" <brauner@kernel.org>,
	 linux-fsdevel@vger.kernel.org, linux-api@vger.kernel.org,
	 "GNU libc development" <libc-alpha@sourceware.org>
Subject: Re: [RFC v1] man/man2/close.2: CAVEATS: Document divergence from POSIX.1-2024
Date: Mon, 26 Jan 2026 09:51:55 +0100	[thread overview]
Message-ID: <lhu8qdkpxhw.fsf@oldenburg.str.redhat.com> (raw)
In-Reply-To: <de07d292-99d8-44e8-b7d6-c491ac5fe5be@app.fastmail.com> (Zack Weinberg's message of "Sun, 25 Jan 2026 10:37:01 -0500")

* Zack Weinberg:

> In particular, I really hope delayed errors *aren’t* ever reported
> when you close a file descriptor that *isn’t* the last reference
> to its open file description, because the thread-safe way to close
> stdout without losing write errors[2] depends on that not happening.

> [2] https://stackoverflow.com/a/50865617 (third code block)

Are you sure about that?  It means that errors are never reported if a
shell script redirects standard output over multiple commands.

Thanks,
Florian


  reply	other threads:[~2026-01-26  8:52 UTC|newest]

Thread overview: 56+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-05-15 21:33 close(2) with EINTR has been changed by POSIX.1-2024 Alejandro Colomar
2025-05-16 10:48 ` Jan Kara
2025-05-16 12:11   ` Alejandro Colomar
2025-05-16 12:52     ` [RFC v1] man/man2/close.2: CAVEATS: Document divergence from POSIX.1-2024 Alejandro Colomar
2025-05-16 13:05       ` Rich Felker
2025-05-16 14:20         ` Theodore Ts'o
2025-05-17  5:46           ` Alejandro Colomar
2025-05-17 13:03             ` Alejandro Colomar
2025-05-17 13:43               ` Rich Felker
2025-05-16 14:39         ` Vincent Lefevre
2025-05-16 14:52           ` Florian Weimer
2025-05-16 15:28             ` Vincent Lefevre
2025-05-16 15:28           ` Rich Felker
2025-05-17 13:32           ` Rich Felker
2025-05-17 13:46             ` Alejandro Colomar
2025-05-23 18:10               ` Zack Weinberg
2025-05-24  2:24                 ` Rich Felker
2026-01-20 17:05                   ` Zack Weinberg
2026-01-20 17:46                     ` Rich Felker
2026-01-20 18:39                       ` Florian Weimer
2026-01-20 19:00                         ` Rich Felker
2026-01-20 20:05                           ` Florian Weimer
2026-01-20 20:11                       ` Paul Eggert
2026-01-20 20:35                       ` Alejandro Colomar
2026-01-20 20:42                         ` Alejandro Colomar
2026-01-23  0:33                           ` Zack Weinberg
2026-01-23  1:02                             ` Alejandro Colomar
2026-01-23  1:38                               ` Al Viro
2026-01-23 14:44                                 ` Alejandro Colomar
2026-01-23 14:05                               ` Zack Weinberg
2026-01-24 19:34                             ` The 8472
2026-01-24 21:39                               ` Rich Felker
2026-01-24 21:57                                 ` The 8472
2026-01-25 15:37                                   ` Zack Weinberg
2026-01-26  8:51                                     ` Florian Weimer [this message]
2026-01-26 12:15                                     ` Jan Kara
2026-01-26 13:53                                       ` The 8472
2026-01-26 15:56                                         ` Jan Kara
2026-01-26 16:43                                           ` Jeff Layton
2026-01-26 23:01                                             ` Trevor Gross
2026-01-27  0:49                                               ` Jeff Layton
2026-01-28 16:58                                                 ` Zack Weinberg
2026-02-05  9:34                                                   ` Jan Kara
2025-05-24 19:25                 ` Florian Weimer
2026-01-18 22:23                 ` Alejandro Colomar
2026-01-20 16:15                   ` Zack Weinberg
2026-01-20 16:36                     ` Rich Felker
2026-01-20 19:17                       ` Al Viro
2026-02-06 15:13             ` Vincent Lefevre
2025-05-16 12:41   ` close(2) with EINTR has been changed by POSIX.1-2024 Mateusz Guzik
2025-05-16 12:41   ` Theodore Ts'o
2025-05-19 23:19     ` Steffen Nurpmeso
2025-05-20 13:37       ` Theodore Ts'o
2025-05-20 23:16         ` Steffen Nurpmeso
2025-05-16 19:13   ` Al Viro
2025-05-19  9:48   ` Christian Brauner

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