From: Mario Emmenlauer <mario@emmenlauer.de>
To: cygwin@cygwin.com
Subject: Re: test -r or -x always return false on an NFS mount?
Date: Wed, 14 Oct 2020 16:57:56 +0200 [thread overview]
Message-ID: <9e779a6f-288c-f9aa-615f-75f74192558a@emmenlauer.de> (raw)
In-Reply-To: <20201014115021.GC26704@calimero.vinschen.de>
On 14.10.20 13:50, Corinna Vinschen wrote:
> On Oct 14 11:06, Mario Emmenlauer wrote:
>> On 14.10.20 10:28, Corinna Vinschen wrote:
>>> Actually, not really. It's weird in fact, given ls(1) shows the
>>> desired result. That would point to a bug in access(2), but there's
>>> no special code in access(2) for NFS. For filesystems not supporting
>>> ACLs (FAT, NFS, etc), it calls stat(2) and checks the st_mode bits
>>> against the requested access(2) mode based on the uid/gid of the
>>> caller, simple as that.
>>
>> Hmm, now that you mention it, I just coincidentally found an issue
>> with the `_stat` call in Microsoft Windows 2004 update. In the Apache
>
> This is entirely unrelated. We're talking about Cygwin stat(2),
> not msvcrt.dll _stat(). Different source, different call.
Yes, but Cygwin stat is implemented based on the Win32 posix layer too,
or not? At least I got this impression from browsing the sources -
albeit admittedly there are far too many indirections and ifdefs for
me to really know what's going on... :-) :-)
All the best,
Mario
next prev parent reply other threads:[~2020-10-14 14:57 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-22 20:14 Mario Emmenlauer
2020-10-01 10:22 ` Mario Emmenlauer
2020-10-06 1:41 ` Ken Brown
2020-10-06 15:46 ` Andrey Repin
2020-10-06 16:10 ` Mario Emmenlauer
2020-10-13 18:36 ` Corinna Vinschen
2020-10-13 19:00 ` Mario Emmenlauer
2020-10-14 8:28 ` Corinna Vinschen
2020-10-14 9:06 ` Mario Emmenlauer
2020-10-14 11:50 ` Corinna Vinschen
2020-10-14 14:57 ` Mario Emmenlauer [this message]
2020-10-15 8:16 ` Corinna Vinschen
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