X-Recipient:	archive-cygwin AT delorie DOT com
X-Original-To:	cygwin AT cygwin DOT com
Delivered-To:	cygwin AT cygwin DOT com
DMARC-Filter:	OpenDMARC Filter v1.4.1 sourceware.org 8FDD53890438
Authentication-Results:	sourceware.org;
	dmarc=none (p=none dis=none) header.from=towo.net
Authentication-Results:	sourceware.org; spf=none smtp.mailfrom=towo.net
Message-ID:	<5b64627d-bc3c-7339-e310-af6d568cb6c5@towo.net>
Date:	Mon, 10 Jan 2022 00:26:32 +0100
MIME-Version:	1.0
User-Agent:	Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101
	Thunderbird/91.4.1
Subject:	Re: permission 600
To:	cygwin AT cygwin DOT com
References:	<13484389 DOT 1228247 DOT 1641769990069 DOT JavaMail DOT yahoo DOT ref AT mail DOT yahoo DOT co DOT jp>
	<13484389 DOT 1228247 DOT 1641769990069 DOT JavaMail DOT yahoo AT mail DOT yahoo DOT co DOT jp>
From:	Thomas Wolff <towo AT towo DOT net>
In-Reply-To:	<13484389.1228247.1641769990069.JavaMail.yahoo@mail.yahoo.co.jp>
X-Provags-ID:	V03:K1:DrdItz6+q0OSp6JdTkM3GeKLDLWZzD4PeWeI8QEY553VbOBw8CD
	SxBQ9erYyQVtGtVsMZuydI4jqjP8aUAKxUXS8y0LrJIn1A5Ed8gjFY/t/6juTqG/Ceml9Ku
	RUVZ88VN5Dl/lcXdAALU98PryzJXewU4FX8ecpeLiOpKx5gHOZs+XW+nFuMV/Ddd86vZXNI
	9tIvXT8kkPxWdrdYKOAKA==
X-UI-Out-Filterresults:	notjunk:1;V03:K0:8zgb43HqP5U=:buQScSusdMo2Ro5iOjztIu
	lh4Mda7mtxZKkEiX4r05sgzQcgVx0AIb6LEC/aIhLgeJBoNzkRIVPlvgLGaETsx7I/zJG47WU
	n2sBLVy002K/R8YYm/0jHugwkJjVpXipFDa40xggEO0Vh8i7mo9wuTPEjUUaAurHDFDXhnluM
	di+5yoynji0KIUZRXL3GfUJ4Iry3rpaAYee1mhW1tSwzabIcO27M0osa3aXKpqMwyToWA3P6D
	4q4e05oLQaoaCVtkLcyRMtNQFYCfHKh3P9WjiaUpqrnm9tJUYTd1Mo/t7bloQSA8f90eisFv9
	6Mv/7HOACqbCHNXjpXuMb3PXClptWZShmjJyZVSEvObEyDZTQbonqScJVpusuHjwR7Jswu0PY
	MmgvkrtW9xBmVip+2p+SMhSP01StCVftcbudw6mJ9yFQowEN+ImPrmNO5Cbwfgci4bQIlidHZ
	l76+moA5ruqF8wCZgpEEdkkJDV8Kid1ui7qgcD0CqS8IaL2u8TJDWsavWGp77W2hdtOUm4ZS4
	ujqnuKgFpSDAsIye4Oc1ZxCqx4yf0L7vFXiDIxAmm3JzpvIHg7qM77oF5pRm31vD6LDtkZNI3
	vlqgmuYJvGD0xYhbcdmy/qJcuTOE6uUwC3JiYzTeFbhwxvKx/U6LFafM0l0o+RSu0oBUqdg7U
	SQ3NWFQrC3RnmQq1QjBTAknpv+OuSu2sIDQwjfkRyPWNCv4dBlKoD6SWYgDS/XSaksNs=
X-Spam-Status:	No, score=-2.2 required=5.0 tests=BAYES_00, KAM_DMARC_STATUS,
	KAM_LAZY_DOMAIN_SECURITY, KAM_NUMSUBJECT, NICE_REPLY_A, RCVD_IN_MSPIKE_H2,
	SPF_HELO_NONE, SPF_NONE, TXREP autolearn=no autolearn_force=no version=3.4.4
X-Spam-Checker-Version:	SpamAssassin 3.4.4 (2020-01-24) on
	server2.sourceware.org
X-BeenThere:	cygwin AT cygwin DOT com
X-Mailman-Version:	2.1.29
List-Id:	General Cygwin discussions and problem reports <cygwin.cygwin.com>
List-Unsubscribe:	<https://cygwin.com/mailman/options/cygwin>,
	<mailto:cygwin-request AT cygwin DOT com?subject=unsubscribe>
List-Archive:	<https://cygwin.com/pipermail/cygwin/>
List-Post:	<mailto:cygwin AT cygwin DOT com>
List-Help:	<mailto:cygwin-request AT cygwin DOT com?subject=help>
List-Subscribe:	<https://cygwin.com/mailman/listinfo/cygwin>,
	<mailto:cygwin-request AT cygwin DOT com?subject=subscribe>
Errors-To:	cygwin-bounces+archive-cygwin=delorie DOT com AT cygwin DOT com
Sender:	"Cygwin" <cygwin-bounces+archive-cygwin=delorie DOT com AT cygwin DOT com>
X-MIME-Autoconverted:	from base64 to 8bit by delorie.com id 209NSD9x029019

Am 10.01.2022 um 00:13 schrieb Tatsuro MATSUOKA:
>> ----- Original Message -----
>>
>> From: "Eliot Moss"
>> To: "cygwin
>> Date: 2022/01/09 æ—¥ 20:26
>> Subject: Re: permission 600
>>
>>
>> On 1/9/2022 6:11 AM, Tatsuro MATSUOKA wrote:
>>>> ----- Original Message -----
>>>>
>>>> From: "Thomas Wolff"
>>>> Date: 2022/01/09 æ—¥ 17:51
>>>> Subject: Re: permission 600
>>>> Am 09.01.2022 um 07:10 schrieb Tatsuro MATSUOKA:
>>>>>> ----- Original Message -----
>>>>>>
>>>>>> From: "Marco Atzeri"
>>>>>> To: "cygwin> Date: 2022/01/09 æ—¥ 14:39
>>>>>> Subject: Re: permission 600
>>>>>>
>>>>>>
>>>>>> On 09.01.2022 06:28, Tatsuro MATSUOKA wrote:
>>>>>>> $ echo aaa > test.txt
>>>>>>> $ ls -l  test.txt
>>>>>>> -rw-r--r-- 1 user user 4 Jan  9 14:07 test.txt
>>>>>>> $ chmod 600 test.txt
>>>>>>> $ ls -l test.txt
>>>>>>> -rw-r--r-- 1 user user 4 Jan  9 14:07 test.txt
>>>>>> it works for me
>>>>>>
>>>>>> $ ls -l test.txt
>>>>>> -rw-r--r-- 1 Marco Kein 4 Jan  9 06:35 test.txt
>>>>>>
>>>>>> $ chmod 600 test.txt
>>>>>>
>>>>>> $ ls -l test.txt
>>>>>> -rw------- 1 Marco Kein 4 Jan  9 06:35 test.txt
>>>>>>
>>>>>> I suspect that having user and group called same
>>>>>> is the clue
>>>>>>
>>>>> Ah! Thanks!
>>>>>
>>>>> Tatsuro
>>>> Did you verify it by using different names?
>>>> It can hardly be an explanation by POSIX means. If so, it must be some
>>>> weird consequence of Windows-specific stuff. Maybe a workaround could be
>>>> found for cygwin?
>>> I made another windows account and sign in PC with different user name.
>>> But result for chmod 600 gave the same results.
>>> I found the workaround for jupyter by readind the code of "paths.py" in jupyter.
>> You can find the underlying Window permissions using icacls.  Cygwin
>> has to set up some funky work-arounds to model some of the POSIX
>> permissions - the two models are substantially different.  Sometimes
>> clearing back to some nominal Windows permissions and applying
>> chmod again helps.  "setfacl -b" can help clear out permissions,
>> etc.  Don't forget that permissions can be inherited from the
>> containing directory as well.
>>
>> Other people may be able to offer more specific guidance, especially
>> if you post the output of icacls.
>>
>> Best - Eliot Moss
>>
> Because my C drive is not enough, I installed cygwin into USB drive and make home directory on it.
> chmod issue are story files on the usb drive.
> On files on C drive, chmod 600 works as expected.
>
> My workround for jupyter changed :
> export JUPYTER_ALLOW_INSECURE_WRITES=true
> =>
> export JUPYTER_RUNTIME_DIR=/cygdrive/c/Users/user/AppData/Local/Temp
> (/cygdrive/c/Users/user/AppData/Local/Temp "tmp" environmental variable value in my current environment.)
>
> For another usb drive, chmod works as expected.
> chmod does not work  => FAT32
> chmod works => NTFS
I was about to ask...
> I back up all files to the external HDD and  format FAT32 drive to NTFS drive and back them.
You can actually convert a USB drive to NTFS without copying files and 
reformatting,
using $SYSTEMROOT/System32/convert

-- 
Problem reports:      https://cygwin.com/problems.html
FAQ:                  https://cygwin.com/faq/
Documentation:        https://cygwin.com/docs.html
Unsubscribe info:     https://cygwin.com/ml/#unsubscribe-simple

- Raw text -