From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mout.kundenserver.de (mout.kundenserver.de [212.227.126.187]) by sourceware.org (Postfix) with ESMTPS id 9526D3858D20 for ; Fri, 17 Nov 2023 05:54:41 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 9526D3858D20 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=towo.net Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=towo.net ARC-Filter: OpenARC Filter v1.0.0 sourceware.org 9526D3858D20 Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=212.227.126.187 ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1700200484; cv=none; b=NnDcjlUYnCqr7JzMg4tPmdlrzGW/fyAt6MToCtiS9Go7QG57UH55eFsICeMYaf/ak3MUS+a6vfqjFZeKSM48NG9r4Das23b5WFBip8juLzmaa7sF/amQFk3mnqHVJpWDVTGgTg5jSMWCtJ0iZCFGUx3EByt5RA/CKqYy/G53zVM= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1700200484; c=relaxed/simple; bh=0B7Pugl0/bMo0CAvX5jPA34X8fRGip53xfP57CCAx+M=; h=Message-ID:Date:MIME-Version:Subject:To:From; b=ZM+YfDLmx6vd3V88ut/Ws5JzPQlVrNeDTk2ubYCn9GmM7puRSMe2N9B7DbbLdrUXOF1yZP1MQNqnRzhTMMulnMtBhrZGCdIzd+f4DJvNjlscbhksEayrGNIdbk6KlK5ZhxGS4zb/pGsXhs0q3vVvkqBW0OzhNOQNjfbxiIx3dus= ARC-Authentication-Results: i=1; server2.sourceware.org Received: from [192.168.178.72] ([91.65.51.86]) by mrelayeu.kundenserver.de (mreue011 [212.227.15.167]) with ESMTPSA (Nemesis) id 1MS3zP-1qwYd10fut-00TRm5 for ; Fri, 17 Nov 2023 06:54:40 +0100 Message-ID: <39d6c013-f929-49c1-948a-810383959a1b@towo.net> Date: Fri, 17 Nov 2023 06:54:40 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: Cygwin tool to differ junctions from soft links? To: cygwin@cygwin.com References: <48998319.20231116114707@yandex.ru> <1439487749.2493319.1700160923985@mail.yahoo.com> <6752f3b0-0fbf-4709-976c-12030285e0bb@Shaw.ca> From: Thomas Wolff Autocrypt: addr=towo@towo.net; keydata= xsDNBGNaf3QBDACVevqudcTSevLThXKQPU1QpaDxtGuYjtwmr7i9wXxVGih4Y4oxOJN4PYlu KBX9IVAI4651dA+xYtXuyIkWOPZWyyzkGKavQOn3Q7dk09oj7bh2IwOndpxXXde337D408EQ bQEGbMHr9lOWhSAideowzgCeFIvGTf2AovbPh97HpexJn1/HCRiRAhTNlrkS1DByUgCAeEMK fEr6aGM/Ou29MT+eTnQwOIZTnl9Z9LxM2FtqqMH3MycC7I2OoW3XXhuL8BPQdyJUjWa0/J11 Oo5jFkRXtWenIns6jGn18oW72jnDmo9jXwwS+iZWAV6Y51nhD7jSC+3xs9ORmPCdtHUSpTr1 zh67UueUJ3DUUNVuA25Hn/9EJMJ2L60BGUEr88NEB6pcZhmcwdkurAQeYT6t+frzBz2ctsoN BoxP/Xc02yd+z7hXWRRMrJWh9WHlQHA3Z4FfmyNhyPhs3MgKTJ1E9QfzGquigAmF3/k/Dc1m 7cSOKhGYhpEJdSpdXccJFKkAEQEAAc0cVGhvbWFzIFdvbGZmIDx0b3dvQHRvd28ubmV0PsLB BwQTAQgAMRYhBHUiRKsHn5d8BpWdP8bz0e72Bp0CBQJjWn93AhsDBAsJCAcFFQgJCgsFFgID AQAACgkQxvPR7vYGnQKSMAv8Di+8MXB2mcfsemRdShfLLKcLOv+d0CXAtPVaY3XKxbKpRvC9 +AAT5wIHYjQft77/b2y87vGIh+nQ5hKLtNtQPSDtqG/Igkb5jAXpLi28fSUzgM96DvARmwve 5wSnAU3prxH+Y63YpOpslEcGMRoEtYCDy1ANMYPcEZT/YvDd4CplyyEai4VYrw3/LsESDYlY GK6uMQzZ1jl2cNOUFu6BwLUeZIcwaqGto8n4R4nbf4jxUEpa21bWBPqE+Jf49uipjPr/iJ72 5HbdWuuCfyTTJEJjfNEBigWP2RXM9iNDcO61V3aEjh76tThfBK2MMlLWfZkQaQziu24x8R4B I0efJYWBX2Sv2qnsH/EWj7FUIZjRqGG7LnWHLShfG6yjSOTOWYi8BbsvoftpaLWgZX28aGX4 uzuSZ5L0caXh/pr/gSgqoH/YbuFIgqtQH4seOBgTybd22Vpe78rnc+8450pN8qwchHAZaJka UxS0SpYxXzXmHUKILA4C43s0U/z2Mez9zsDNBGNaf3cBDADeJ7paMrb6f1+k8wM7tyk0/Ded KX/pOejt/D20Ceerw2iL/4tUmBL+A3ic2yjiSFUSsEfHwgCVwKrn4MwZtkesdiphm2lk6xWc k1ENCQy44QwQT6UZ/mHWYWcj5LS6ua183x1zdn9iF3lv150nm/ssw56D7USz/ap1Vh0lf5te D+CIheGLocVDqxWiu7rHP8jKRWFgq/+OU6HKX8p2Yv1oYsykh9qF2bFzawLDS+S1VbfRicfD G0RtceL/BAf7b6UE5u9TGdfrFEa2TKZeS/FS/ViKUfwsXQIki1sWt2FQENbuDY28vxyR46ZZ 0gixDCFUoBw5pkmOGVQa+1RQYrRqlN4X0CAgp7mFVeEHl5NTgiL1bemkQVmHOUDG+CzNg+Lk UGoedAtT672l3JjrnSs4j8zNshpgV2OfAhAC+V9XvqCjMnxzVfXkVlbuWpPfUWQeFclLGg8P agpQUE0Ux+VV4DoeQCxYEnRCf/n7n+IRfILj5+2l6Zw4M7zSu6ii0tUAEQEAAcLA9gQYAQgA IBYhBHUiRKsHn5d8BpWdP8bz0e72Bp0CBQJjWn97AhsMAAoJEMbz0e72Bp0CQr4L/REdT0SF mbapnZIe92THCdtAUgwEv8VdNiNFBJelz8P/fuXuNPtisYvQQD4e64zpWe2UC4Cxo9DUk/pW 6Qci1xaXRKEiSPjHdSGGVB1PFIcqiS75GCf/ga/Dnfsy0Y4Uh6OGTQnkvZLBCe3vvcVLDQ7F PuV79zA9/eOeOW6aGoO6bq/wH+z96f9LyTITkQDy07fm6JYTGuzAoJE2AEboU1mgbtlx+tAa QFkpAQkp2g1Vhc3A7k4vntlHOrjMC+uVFh7QTGFfIlLRF6izUjSe6EZ06LErzlIiE05RP3yF FSRWidW0wze26peYlxYVgH1+T9wMTW2oiTBybfAMHBAxUP7Gr1WUo/oJEr0srWhatz8AwydP y7NwFbdpYn0NcFBaIlLW/JL11Eovwlivow+oGpzGFuuzSuflp2q9s2JWtn4EhW0kEs93D0LP iuJWvRaCZ6aD3uF3FMW8wyVWZYsLrzune2jH8w/uKMprDEOGOm+BcyhEFedTyY1ygbZKl+0G kQ== In-Reply-To: <6752f3b0-0fbf-4709-976c-12030285e0bb@Shaw.ca> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Provags-ID: V03:K1:X6V/+mcpDAyRcfIh1myfs1AW2Bdi/aW587+oD9ItrVl4kG+RYdi Mgad4taj9m1t/s2wthTbdR4NU91XLPf6K3Vta9lElGnYyfscE7Vv8TEtiDulsuxc/fVNXng 8ugkHVQMX8zXLz5JQr/qiOEHj0aFUD/46Z5Oc2kOrHNJRJx+y3qLbwaId5FtsUAIR5iyRyq nDETk2xN5tk/FJbMjrCfA== UI-OutboundReport: notjunk:1;M01:P0:KuNd8zvgXME=;Ur7Npv6gPBodnXf3kmCnYSLPpYb A3N6U3wZJmNFwCwavsPzevKq0Jokw5JzYPrNE8KFPeflqsICVUINxlYVgsV+K+ppU6BWhRRmm n+jr8wCHbg7WYjzR2kjdr+FiFw/t8+2olzAq2K+QCggW3dVWUd2qP+dbRTbdwha4FMdK73tiW 3FCYHHE2GP2HHhtBpF9UC8HUzQzrND5k0HJVmvZsDEyKIulMpOoxU0i3f803MtUUlkfE9HMBT NfBKdYOKHCfBo+hiRBFiilFfNqZFDEJttfSzjO/ITmdZFc07ESgA78iQccma84HEQHvOXiVrp hYGiBatp7GaF5rXR85uzeUU6eLcb1aDH+QmdvzLIZ1mUVF9ii5twHLrc5EqTj9MFdUoe3ymd5 yayjrFBF/BdVhMfr0hqNq0WfZ2AObqrIJhE3kQ+x8ebNCVq0OZVwOzWkRNm1bclI1baxOKUTf HY0E50YYOypQdx18e2uZz74yf1tTw/CRzdK3I4k7WnPPeJnffLnnk8C6vMCoWmIxXhwoDSclR 1bffaUSIVs+YHTzJ6OCmG0yl62T1dcV0m4EVKsSfWhxrvFL5/vCehgz6ddp4W4jvpWRwVXCc+ 5MM9I15SeAuka5FUHpnBm2W87984w3y5cuEGojAZiM5/2wjM7BZLQPzo6HH18iI0aI82dQKwr i3VUPvn6pY8DaIkWn2V7e+Y+if8wsdIZkPiMMLcN7MaxeiEsBYC49yuk8j1huqmw5UhRPd8ID IVCbh3xrcl+oHjhSDjQb9HsXVkX53bISzUjI8y2QuJgETfhqVbws52E+Fc9UCHfmkugQn+CqZ 09C/57HQefys57DouQ+7jNzCfWMxH797jguqRT9rQAaPfXBY4la3Ae0EIpp/YZXHnlPoeKqbZ ZXTtzKlk4Yaa90w== X-Spam-Status: No, score=2.5 required=5.0 tests=BAYES_00,BODY_8BITS,KAM_DMARC_STATUS,RCVD_IN_BARRACUDACENTRAL,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_PASS,TXREP,T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.6 X-Spam-Level: ** X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: Am 16.11.2023 um 21:30 schrieb Brian Inglis via Cygwin: > On 2023-11-16 11:55, matthew patton via Cygwin wrote: >> On Thursday, November 16, 2023 at 03:50:24 AM EST, Andrey Repin wrote: >>>> Does Cygwin have a command line tool (Scriptable!) which can be >>>> used to >>>> differ between soft links and Windows junctions? > > Distinguishing between types of Windows reparse points is not a POSIX > or emulation function, so not of interest to Cygwin developers. > > I thought about it when support was added, but then realized there was > no nice place to add it within the platform, without going the > non-portable Windows specific utility route, as in lsattr. > > You could in a function or script by running lsattr -d which seems to > fail on reparse points, then ls -dl which shows a Symbolic Link with a > relative path, and a Junction with an absolute path, although it could > just be a Symbolic Link with an absolute path. lsattr has an explicit flag:              'r', 'Reparse':       file or directory that has a reparse point I don't know whether it's the same as a junction, otherwise a 'j' flag could be added. > > Perhaps something like the following would be useful to Windows users > who want to know this stuff: > >     https://schinagl.priv.at/nt/hardlinkshellext/hardlinkshellext.html > >>> It would be easier to help you, if you specify the purpose of your >>> request. I.e. what you want to achieve with such tool. >> AFAIK no. what I do is re-implement 'ln' with a wrapper because the >> Cygwin >> behavior (Junctions) was driving me up the wall. >> https://github.com/tb3088/shell-environment/blob/ccf7aa161899c2c4ebe2d9e980e674bc726a3ef3/.functions_os.CYGWIN_NT#L9 >> > > Cygwin never creates Windows Directory or Filesystem Junction reparse > points, and by default it uses its own version of Unix path symlink > files, preceded by a flag ("magic cookie") value, and with system > attribute, to allow compatibility with FAT file system limitations, or > else NFS symlinks on NFS filesystems. > > CYGWIN env var settings allow creation of Windows shortcuts and > symbolic link reparse points instead of its default (equivalent to > winsymlinks:sys), when supported by the file system and Windows release: > >     https://cygwin.com/cygwin-ug-net/using-cygwinenv.html > >     https://cygwin.com/cygwin-ug-net/using.html#pathnames-symlinks >