From: Corinna Vinschen <corinna-cygwin@cygwin.com>
To: cygwin-patches@cygwin.com
Subject: Re: [PATCH] Cygwin: fchmodat: add limited support for AT_SYMLINK_NOFOLLOW
Date: Wed, 27 Jan 2021 13:40:54 +0100 [thread overview]
Message-ID: <20210127124054.GT4393@calimero.vinschen.de> (raw)
In-Reply-To: <20210126213050.41241-1-kbrown@cornell.edu>
On Jan 26 16:30, Ken Brown via Cygwin-patches wrote:
> Allow fchmodat with the AT_SYMLINK_NOFOLLOW flag to succeed on
> non-symlinks. Previously it always failed, as it does on Linux. But
> POSIX permits it to succeed on non-symlinks even if it fails on
> symlinks.
>
> The reason for following POSIX rather than Linux is to make gnulib
> report that fchmodat works on Cygwin. This improves the efficiency of
> packages like GNU tar that use gnulib's fchmodat module. Previously
> such packages would use a gnulib replacement for fchmodat on Cygwin.
Wait, what? So if Cygwin behaves like Linux, gnulib treats fchmodat
as non-working? So what does gnulib do on a Linux system? Does it
use its own fchmodat there, too?
Puzzled,
Corinna
next prev parent reply other threads:[~2021-01-27 12:40 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-26 21:30 Ken Brown
2021-01-27 12:16 ` Ken Brown
2021-01-27 12:40 ` Corinna Vinschen [this message]
2021-01-27 13:22 ` Ken Brown
2021-01-27 13:27 ` Corinna Vinschen
2021-01-27 17:26 ` Ken Brown
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20210127124054.GT4393@calimero.vinschen.de \
--to=corinna-cygwin@cygwin.com \
--cc=cygwin-patches@cygwin.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).