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Date: Fri, 27 Dec 2019 00:00:10 +0300
From: Andrey Repin <anrdaemon AT yandex DOT ru>
Reply-To: cygwin AT cygwin DOT com
Message-ID: <73938188.20191227000010@yandex.ru>
To: Enrique Perez-Terron <enrique AT perezterron DOT net>, cygwin AT cygwin DOT com
Subject: Re: bash /cmd disagree about owner and permissions to executable
In-Reply-To: <f9c5b02d4ae85de26519e0a700c73cab@perezterron.net>
References: <f9c5b02d4ae85de26519e0a700c73cab AT perezterron DOT net>
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Greetings, Enrique Perez-Terron!

> I prefer to have a single installation of python, rather than having to 
> remember to install packages for various pythons.
> I choose the standard windows 64-bit install of python 3.8
> But today when I tried to run a script ...

>> Heidi AT panter ~
>> $ python3 x.py
>> -bash: 
>> /cygdrive/c/Users/Heidi/AppData/Local/Microsoft/WindowsApps/python3: 
>> Permission denied

> Surprise!

> Investigating...

>> Heidi AT panter ~
>> $ ls -ld "$(type -p python3)"
>> -rwxr-x--- 1 Unknown+User Unknown+Group 0 des 26 19:25 
>> /cygdrive/c/Users/Heidi/AppData/Local/Microsoft/WindowsApps/python3*
>> 
>> Heidi AT panter ~
>> $ cmd /C "icacls $(cygpath -w "$(type -p python3)")"

No need to "cmd /c"

>> C:\Users\Heidi\AppData\Local\Microsoft\WindowsApps\python3.exe 
>> NT-MYNDIGHET\SYSTEM:(I)(F)
>>                                                                
>> BUILTIN\Administratorer:(I)(F)
>>                                                                
>> PANTER\Heidi:(I)(F)
>>                                                                
>> S-1-19-512-4096:(RX,D,WDAC,WO,WA)
>> 
>> Successfully processed 1 files; Failed processing 0 files
>> 
>> Heidi AT panter ~
>> $ cmd /C "dir /q $(cygpath -w "$(type -p python3)")"
>>  Volume in drive C is Acer
>>  Volume Serial Number is 3A2C-1A76
>> 
>>  Directory of C:\Users\Heidi\AppData\Local\Microsoft\WindowsApps
>> 
>> 26.12.2019  19.25                 0 PANTER\Heidi           python3.exe
>>                1 File(s)              0 bytes
>>                0 Dir(s)  155▒760▒214▒016 bytes free


> Hey, what is this? Windows reports that the owner of the binary is 
> PANTER\Heidi, but /bin/ls reports Unknown+User?

> I rebboted, unistalled python and installed the app store version of 
> python instead, but nothing changed.

> Any suggestions?

Problem reports:       http://cygwin.com/problems.html

In particular, show "mount" output and check that you don't have
/etc/{passwd,group} files


-- 
With best regards,
Andrey Repin
Thursday, December 26, 2019 23:57:30

Sorry for my terrible english...
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