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Subject: Re: Change in logical link behaviour
To: cygwin AT cygwin DOT com
References: <30792264-c452-7ea2-c83f-f368322387ea AT emrich-ebersheim DOT de> <20200302164851 DOT GS4045 AT calimero DOT vinschen DOT de> <d04228d9-eff9-6dd4-6cfc-80b24bc8fa3b AT emrich-ebersheim DOT de> <20200303133925 DOT GA4045 AT calimero DOT vinschen DOT de> <29f11aed-a529-c88b-af5d-3607f4959871 AT emrich-ebersheim DOT de> <20200303143117 DOT GB4045 AT calimero DOT vinschen DOT de> <20200303154913 DOT GD4045 AT calimero DOT vinschen DOT de> <99c7b27b-9ea8-cf1e-d5ce-afc685246f97 AT emrich-ebersheim DOT de> <20200303164124 DOT GE4045 AT calimero DOT vinschen DOT de>
From: Rainer Emrich <rainer AT emrich-ebersheim DOT de>
Message-ID: <a5ba45d5-eaec-4e91-e0dd-f3cf516294b6@emrich-ebersheim.de>
Date: Tue, 3 Mar 2020 18:33:53 +0100
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Am 03.03.2020 um 17:41 schrieb Corinna Vinschen:
> On Mar  3 17:05, Rainer Emrich wrote:
>> Am 03.03.2020 um 16:49 schrieb Corinna Vinschen:
>>> On Mar  3 15:31, Corinna Vinschen wrote:
>>>> On Mar  3 15:19, Rainer Emrich wrote:
>>>>> Am 03.03.2020 um 14:39 schrieb Corinna Vinschen:
>>>>>> Aha!  So powershell does not show the 'l'.
>>>>> The most important thing is the difference between cygwin 3.0.7 and
>>>>> cygwin 3.1.4. For cygwin 3.0.7 the link indicator is shown even in
>>>>> powershell on Windows 7 but not with cygwin-3.1.4. And believe me, the
>>>>> only difference is the cygwin version.
>>>>
>>>> I may believe you, but believe me that Cygwin has no influence on
>>>> what powershell shows.  See the output of cmd /c dir /a.  The file
>>>> is a native symlink.
>>>
>>> ...and for kicks I just tried this on W7 under Cygwin 3.0.7.  The output
>>> is the same as I pasted in https://cygwin.com/ml/cygwin/2020-03/msg0004=
3.html
>>>
>>> No 'l' mode flag, no 6th column in the mode output:
>>>
>>> Mode                LastWriteTime     Length Name
>>> ----                -------------     ------ ----
>>> -a---        03.03.2020     16:47          0 bar
>>>
>>>
>> For me it's different. That's realy strange.
>>
>> Ok, so I can't rely on powershell here. Is there a recommended procedure
>> for what I try in a script?
>>
>> Check if the current cygwin environment is able to create native symlink=
s.
>=20
> Unless I'm missing some new and shiny Windows onboard tool, that's
> surprisingly tricky without creating your own executable checking just
> that.  Off the top of my head I don't see any other way than calling cmd
> /c dir and some awk or sed hacking.
Thank you, that's what I thought.

Rainer


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