Dear Ray,
pretty decent instructions, I will do exactly as you suggest!
Two thumbs up for the detailed answer!
All the best,
Mario
On 03.04.2016 20:20, Ray Donnelly wrote:
> On Sun, 3 Apr 2016 18:38 Mario Emmenlauer, <[email protected]
> <mailto:[email protected]>> wrote:
>
> Hi Ray and all,
>
> On 03.04.2016 18:18, Ray Donnelly wrote:
> >
> > This link may be useful for you.
> >
> > https://sourceforge.net/p/msys2/wiki/MSYS2%20re-installation/
>
> I've read this document before, and it was very helpful! But it mentions
> only backup via 'rename' and a new install. I understand that 'rename'
> will preserve all permissions, ACL extended attributes, since the files
> are untouched. But would a 'cp' also be sufficient? Or 'tar'?
>
>
> There's no black magic, extended attributes or whatever. We don't use the
> cygwin
> POSIX permissions. A windows copy would be fine with all MSYS2 shells and
> programs shutdown for what you're trying to do. Or else just don't bother and
> use Pacman for what you're trying to do (swapping out packages - you may end
> up
> with some that can no longer run due to binary incompatibilities, but pacman
> -Syu should pretty much always recover your system) That's what I'd do
> personally. Maybe do the backup to be safe though?
>
> I pull up new MSYS2 sysroots and destroy them without a second thought though
> since they've very easily recreated and all my personal stuff is outside the
> MSYS2 sysroots anyway - I symlink my home directory to my windows user
> directory
> for example.
>
>
> In other words: is there some "black magic" in MSYS2 that stores relevant
> information in extended attributes or other places, that might be lost
> when not taking special care? I've seen such a problem with cygwin before
> (albeit many years ago), that a file system copy and restore could lead to
> lots of warnings about ownership (and even lost functionality).
>
> Thanks for the help and all the best,
>
> Mario
>
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