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.ii...@gmail.com> wrote: > > > On Thu, Sep 27, 2012 at 9:32 PM, spacestat...@venussociety.org < > spacestat...@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 >> >> _______________________________________________ >> Haskell-Cafe mailing list >> Haskell-Cafe@haskell.org >> http://www.haskell.org/mailman/listinfo/haskell-cafe >> >> > > Mukesh Tiwari >
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