[Haskell-cafe] GHC 6.13 and GHC 7.6 in parallel on Linux

[mukesh tiwari]

I thought you are asking for how to install two versions of GHC on same
system. Sorry for irrelevant answer.

Mukesh Tiwari

On Thu, Sep 27, 2012 at 10:05 PM, mukesh tiwari <
mukeshtiwari.iiitm at gmail.com> wrote:

>
>
> On Thu, Sep 27, 2012 at 9:32 PM, spacestation at venussociety.org <
> spacestation at venussociety.org> wrote:
>
>> **
>>  Hello to everyone,
>>
>>
>> First of all sorry if my question posted to this list is maybe OFF TOPIC.
>> Myself is using Haskell from time to time on WIN XP and OpenSuse system.
>> So far without a problem using RWH book as reference and 6.12 version
>> with a lot of modules installed via cabal.
>> Also a Hugs install from source on my OpenSuse system only caused minor
>> problems.setting a symlink solved the minor problem.
>> But what surprised me totally was that Hugs/Cabal and (or ) GHC are using
>> shared libraries and Hugs install interfered with cabal/ghc.
>> I thought that both systems are totally independent from each other.Hugs
>> a Haskell code interpreter GHV a Haskell code compiler.
>>
>> But now my question :
>>
>> How is it possible to run 2 different versions of GHC on the same
>> computer ( OS , in my case OpenSuse  6.1x and hopefully 7.6 )
>>
>
> It's possible to install two versions of GHC ( see the installation
> http://www.haskell.org/ghc/docs/6.10.1/html/users_guide/installing-bin-distrib.html).
>
> The configure script takes a number of flags. The most commonly used is
> the --prefix=*/path/to/install/in* flag, which tells the bundle that you
> want it to be installed in */path/to/install/in* rather than the default
> location (/usr/local). To see all the flags that configure accepts, run configure
> --help.
>
>
>
>>
>> Any search for "running GHC versions in parallel only  returned results
>> for the DPH extensions wiki  but not how to run two GHC versions on the
>> same OS.
>>
>> http://www.haskell.org/haskellwiki/GHC/Data_Parallel_Haskell
>>
>> http://www.haskell.org/haskellwiki/Parallel
>>
>>
>> So any feedback welcome
>>
>> Rgds Gottfried
>>
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>>
>>
>
> Mukesh Tiwari
>
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