[Haskell-beginners] How to Update Cabal?
byorgey at seas.upenn.edu
Wed Apr 30 18:19:26 UTC 2014
On Wed, Apr 30, 2014 at 07:40:10PM +0200, Norbert Melzer wrote:
> Probably one needs to ensure that ~/.cabal/bin is in the PATH-variable
> before the path that cabal normally lives in. Alternatively you have to use
> sudo and the --global switch for cabal (not recommended).
*If* you ever have to install something globally with cabal, note that
you should use
cabal install --global --root-cmd=sudo
and NOT 'sudo cabal install --global'. This is so that cabal will
only take root privileges for the actual copying/installation, and not
pollute your package cache, etc. with files owned by root.
*But* as Norbert says (and I strongly agree), it is not recommended to
use --global with cabal, unless you know what you are doing and
> Am 30.04.2014 18:22 schrieb "Daniel Trstenjak" <daniel.trstenjak at gmail.com>:
> > Hi Ari,
> > On Wed, Apr 30, 2014 at 12:18:08PM -0400, Ari King wrote:
> > > Is it best to clone the cabal git repo and install as described here? In
> > which
> > > case, should I remove the existing cabal installation from "/usr/bin"?
> > It's just:
> > cabal install cabal-install
> > Greetings,
> > Daniel
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