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Date:	Sat, 24 Oct 2020 03:09:30 -0400
Message-ID:	<CAEMWCRueL6mjMLYgbisUkiHOhoOjOateLscyt6LPkbJ0J-rS-w@mail.gmail.com>
Subject:	Re: Fwd: Objects in ACL cygwin win 10
To:	cygwin AT cygwin DOT com
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From:	Jim McNamara via Cygwin <cygwin AT cygwin DOT com>
Reply-To:	Jim McNamara <nefariousscheme AT gmail DOT com>
Sender:	"Cygwin" <cygwin-bounces AT cygwin DOT com>

I decided to go with b. since windows ntfs wont recognize a and I want to
deploy. Im using cygwin to make agar gui apps for cobol (at least that is
the plan). Thnx brian!

On Sat, Oct 24, 2020, 3:02 AM Jim McNamara <nefariousscheme AT gmail DOT com>
wrote:

> Hi Brian
>
> Yes, I see now what you are saying. Didn't know why it behaves like that.
> Do you reccomend:
>
> A. Noacl option  in fstab
> B. Reinstall and leave icacls in windows alone so I can deploy in future
> with runtime
>
> Thnx,
> Roboloki
>
> On Sat, Oct 24, 2020, 12:46 AM Brian Inglis <
> Brian DOT Inglis AT systematicsw DOT ab DOT ca> wrote:
>
>> On 2020-10-23 21:49, Jim McNamara via Cygwin wrote:
>> > On Fri, Oct 23, 2020, 10:06 PM Eliot Moss wrote:
>>
>> >> I have to admit I am not 100% sure what you are asking, but I am
>> careful
>> >> to grant SYSTEM access so
>> >> that my backup program can access and save a copy of virtually
>> everything
>>
>> > Thanks for you and Brian helping me.
>> > I used icacls cygwin /q /c /t reset
>>
>> You have to be very careful using icacls and other Windows commands with
>> Cygwin
>> ACLs as
>>
>> "ICACLS preserves the canonical ordering of ACE entries:
>>         Explicit denials
>>         Explicit grants
>>         Inherited denials
>>         Inherited grants"
>>
>> and Cygwin's POSIX ACLs may or may not obey this canonical order; Windows
>> File
>> Explorer often does not consider Cygwin ACLs in what it considers
>> canonical
>> order and requires them to be reordered, which breaks the Cygwin
>> permissions.
>>
>> Ah, that "NT AUTHORITY/SYSTEM" SID, normally paired with
>> BUILTIN/Administrators,
>> as users, groups, or both:
>>
>> $ ls -dl /proc/cygdrive/c/Users/; echo; getfacl /proc/cygdrive/c/Users/;
>> echo;
>> icacls C:/Users/
>> drwxr-xr-x+ 1 SYSTEM SYSTEM 0 Apr 13  2020 /proc/cygdrive/c/Users/
>>
>> # file: /proc/cygdrive/c/Users/
>> # owner: SYSTEM
>> # group: SYSTEM
>> user::rwx
>> group::r-x
>> group:Administrators:rwx        #effective:r-x
>> group:Users:r-x
>> mask::r-x
>> other::r-x
>> default:user::rwx
>> default:group::---
>> default:group:Administrators:rwx        #effective:r-x
>> default:group:Users:r-x
>> default:mask::r-x
>> default:other::r-x
>>
>> C:/Users/ NT AUTHORITY\SYSTEM:(OI)(CI)(F)
>>           BUILTIN\Administrators:(OI)(CI)(F)
>>           BUILTIN\Users:(RX)
>>           BUILTIN\Users:(OI)(CI)(IO)(GR,GE)
>>           Everyone:(RX)
>>           Everyone:(OI)(CI)(IO)(GR,GE)
>>
>> Successfully processed 1 files; Failed processing 0 files
>>
>> --
>> Take care. Thanks, Brian Inglis, Calgary, Alberta, Canada
>>
>> This email may be disturbing to some readers as it contains
>> too much technical detail. Reader discretion is advised.
>> [Data in binary units and prefixes, physical quantities in SI.]
>>
>> --
>> Take care. Thanks, Brian Inglis, Calgary, Alberta, Canada
>>
>> This email may be disturbing to some readers as it contains
>> too much technical detail. Reader discretion is advised.
>> [Data in binary units and prefixes, physical quantities in SI.]
>> --
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