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Date: Thu, 24 Oct 2013 14:47:31 +0200
From: Corinna Vinschen <corinna-cygwin@cygwin.com>
To: cygwin@cygwin.com
Subject: Re: Root/Administrator privileges from cygwin terminal
Message-ID: <20131024124731.GB7575@calimero.vinschen.de>
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On Oct 24 12:22, Anthony Geoghegan wrote:
> >    The only solution I have now is to open a new bash window as adminis=
trator.
> >    So is there a way to elevate (or change) privileges from with a bash=
 shell?
>=20
> A while ago, I researched a Cygwin equivalent for sudo but that's what
> I ended up doing, myself.
>=20
> > 2. Is there any better way to determine that one has Administrator
> >    privileges than to run something like:
> >                 id -G | grep -Eq '<\544\>'
> >    Or:
> >                 [[ `id -G` =3D~$(echo "\<544\>") ]]
> >
> >         (note the 'echo' is used to get around incompatibilities in
> >         various versions of bash on how word separators are recognize.)
>=20
> I use something similar:  [[ $(groups) =3D=3D *Administrators* ]]
> It's more readable and it works on pretty much every version of Bash.

There's a disadvantage to this approach.  The name of the Administrators
group is localized, for instance "Administratoren" in German.  The RID
544 is universal, though.


Corinna

--=20
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Maintainer                 cygwin AT cygwin DOT com
Red Hat

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