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Date:	Fri, 31 Jan 2020 15:06:22 +0100
From:	Ulli Horlacher <framstag AT rus DOT uni-stuttgart DOT de>
To:	cygwin AT cygwin DOT com
Subject:	Re: Is there a way to clone-install Cygwin?
Message-ID:	<20200131140622.GB6676@tik.uni-stuttgart.de>
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On Fri 2020-01-31 (13:54), Thomas Wolff wrote:
> 
> On 31.01.2020 12:29, Ulli Horlacher wrote:
> 
> > On Fri 2020-01-31 (11:24), Ulli Horlacher wrote:
> >
> >> On Mon 2020-01-20 (19:28), Brent Epp wrote:
> >>
> >>> Cygwin is totally portable! You can simply copy the installation folder to
> >>> another PC, copy the shortcut (edit target if needed) and it will work.
> >> How do you copy it?
> >> Which archive container do you use?
> 
> On the source system, within cygwin, zip up everything you want, with 
> option -y:
> cd /; zip -ry cygwin . -x home
> or
> cd /cygdrive/c; zip -ry cygwin cygwin64 -x ...

Ok, I did that.
But:


> On the target system, install a minimal cygwin unzipping environment:
> copy files unzip.exe, cygwin1.dll, cygbz2-1.dll into a subdirectory 
> called bin
> 
> Use that unzip to unpack your zip file. Voilą!

This is way to complicated for my users, they cannot handle it.

I tried to write an installer.bat which uses the Windows bsdtar, but it
fails with:



C:\>dir
 Volume in drive C has no label.
 Volume Serial Number is EC42-8D26

 Directory of C:\

31 Jan 2020  12:45        84.340.162 cygwin64.tgz
31 Jan 2020  14:38        91.960.715 cygwin64.zip
31 Jan 2020  12:45                45 cygwin64_addons.tgz
19 Mar 2019  05:52    <DIR>          PerfLogs
13 Jan 2020  13:12    <DIR>          Program Files
15 Jan 2020  17:32    <DIR>          Program Files (x86)
13 Jan 2020  13:12    <DIR>          Users
13 Jan 2020  14:46    <DIR>          Windows
31 Jan 2020  13:59    <DIR>          xx
31 Jan 2020  14:43        91.960.889 xxx_20200131_144048.zip
               4 File(s)    268.261.811 bytes
               6 Dir(s)  45.442.043.904 bytes free

C:\>tar -xf cygwin64.zip
cygwin64/bin/apropos: Can't create '\\\\?\\C:\\\\cygwin64\\bin\\apropos'
cygwin64/bin/awk: Can't create '\\\\?\\C:\\\\cygwin64\\bin\\awk'
cygwin64/bin/bzcmp: Can't create '\\\\?\\C:\\\\cygwin64\\bin\\bzcmp'
cygwin64/bin/bzegrep: Can't create '\\\\?\\C:\\\\cygwin64\\bin\\bzegrep'
cygwin64/bin/bzfgrep: Can't create '\\\\?\\C:\\\\cygwin64\\bin\\bzfgrep'
cygwin64/bin/bzless: Can't create '\\\\?\\C:\\\\cygwin64\\bin\\bzless'
cygwin64/bin/captoinfo: Can't create '\\\\?\\C:\\\\cygwin64\\bin\\captoinfo'
^C
C:\>

(I run it as administrator).

Any idea what went wrong and how I can fix it?



-- 
Ullrich Horlacher              Server und Virtualisierung
Rechenzentrum TIK         
Universitaet Stuttgart         E-Mail: horlacher AT tik DOT uni-stuttgart DOT de
Allmandring 30a                Tel:    ++49-711-68565868
70569 Stuttgart (Germany)      WWW:    http://www.tik.uni-stuttgart.de/
REF:<5cc67e71-0edf-90a2-3601-50affd5c14da AT towo DOT net>

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