[Haskell-beginners] Multiple versions

Mark Bestley news{ at bestley.co.uk
Sun May 15 06:56:37 CEST 2011


Tom Murphy <amindfv at gmail.com> wrote:

> Hi all,
> Despite my best efforts, there are multiple versions of the Haskell
> Platform on my system.
> 
> I'm running Mac OSX, 10.6. I've installed the newest Haskell Platform,
> from its installer package.
> 
> 
> In /Library/Frameworks/GHC.framework/Versions, there is only one
> folder: the latest.
> Previously, though, I had to delete by hand an older version of GHC in
> the Versions folder.
> 
> There are no Haskell or GHC folders in ~/Library.
> 
> When I run the ghci that's in the
> /Library/Frameworks/GHC.framework/Versions folder, it's the right
> version. Yet when I type "ghci" in the prompt, it gives me "GHCi,
> version 6.10.4"
> 
> 
> Any help would be very appreciated!
> Tom

What does 
which ghci
at the prompt show?

this is the actual binary - Haskell platform puts this in /usr/bin
(which is not good as this is reserved for Apple's code and so could be
deleted by a OS upgrade)


-- 
Mark




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