From: rob piko <kostyarjcnz@gmail.com>
To: tomas@tuxteam.de
Cc: Maxime Devos <maximedevos@telenet.be>, guile-devel@gnu.org
Subject: Re: [PATCH] Bindings to *at functions & allowing more functions to operate on ports
Date: Tue, 4 May 2021 18:58:45 -0400 [thread overview]
Message-ID: <CAL-cBfZuS3KgCd_wOAe_w0M=OmBFrgvQkeJpe8jdfVSeNwr9fg@mail.gmail.com> (raw)
In-Reply-To: <20210328111732.GC19415@tuxteam.de>
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Hello Maxime,
> * Use O_NOFOLLOW to *not* follow the symbolic link.
> Patch for adding O_NOFOLLOW to guile:
According to the man pages for the O_NOFOLLOW:
If the trailing component (i.e., basename) of *pathname* is
> a symbolic link, then the open fails, with the error
> *ELOOP*. Symbolic links in earlier components of the
> pathname will still be followed.
>
>
Sounds like O_NOFOLLOW would not fix the issue if the symlink is found in
other parts of the pathname outside of the basename?
Regards,
Kostyantyn Kovalskyy
On Sun, Mar 28, 2021 at 7:18 AM <tomas@tuxteam.de> wrote:
> On Sat, Mar 27, 2021 at 10:19:20PM +0100, Maxime Devos wrote:
> > Hi,
> >
> > [CC'ing some Guile and Guix maintainers because this is
> > important for the security of Guix System.]
>
> [snipped CC, since my answer is just a thankyou]
>
> > I want to explain why these patches (and the O_FLAGS (*)
> > patch) should be included in Guile [...]
>
> *THANK YOU*
>
> This from someone striving to make Guile the "default tool for
> around the house".
>
> Cheers
> - t
>
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next prev parent reply other threads:[~2021-05-04 22:58 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-12 21:59 [PATCH] Bindings to *at functions & allowing more functions to operate on ports Maxime Devos
2021-03-27 21:19 ` Maxime Devos
2021-03-28 11:17 ` tomas
2021-05-04 22:58 ` rob piko [this message]
2021-05-05 10:11 ` Maxime Devos
2021-11-16 11:06 ` [PATCH v2 00/14] Bindings to *at functions Maxime Devos
2021-11-16 11:06 ` [PATCH v2 01/14] Allow file ports in ‘chdir’ when supported Maxime Devos
2021-11-16 12:18 ` Maxime Devos
2021-11-16 17:10 ` Maxime Devos
2021-11-16 11:06 ` [PATCH v2 02/14] Allow file ports in ‘readlink’ Maxime Devos
2021-11-16 11:06 ` [PATCH v2 03/14] Allow file ports in ‘utime’ Maxime Devos
2021-11-16 11:06 ` [PATCH v2 04/14] Define ‘symlinkat’ wrapper when supported Maxime Devos
2021-11-16 11:06 ` [PATCH v2 05/14] Define bindings to ‘mkdirat’ when the C function exists Maxime Devos
2021-11-16 11:06 ` [PATCH v2 06/14] Correct documentation of ‘mkdir’ w.r.t. the umask Maxime Devos
2021-11-16 11:06 ` [PATCH v2 07/14] Define AT_REMOVEDIR and others when available Maxime Devos
2021-11-16 11:06 ` [PATCH v2 08/14] Define a Scheme binding to ‘renameat’ when it exists Maxime Devos
2021-11-16 11:06 ` [PATCH v2 09/14] Define a Scheme binding to ‘fchmodat’ " Maxime Devos
2021-11-16 11:06 ` [PATCH v2 10/14] Define a Scheme binding to ‘unlinkat’ " Maxime Devos
2021-11-16 11:06 ` [PATCH v2 11/14] Define a Scheme binding to ‘fchownat’ " Maxime Devos
2021-11-16 11:06 ` [PATCH v2 12/14] Define a Scheme binding to ‘fstatat’ when available Maxime Devos
2021-11-16 11:06 ` [PATCH v2 13/14] Define Scheme bindings to ‘openat’ " Maxime Devos
2021-11-16 11:06 ` [PATCH v2 14/14] Update NEWS Maxime Devos
2021-11-16 12:16 ` Maxime Devos
2022-06-16 8:42 ` [PATCH v2 00/14] Bindings to *at functions Ludovic Courtès
2022-10-21 15:59 ` Ludovic Courtès
2022-10-21 16:03 ` Ludovic Courtès
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