[Haskell-beginners] latest Haskell Platform build fails

[Michael L Martin]

On 10/16/2014 03:11 PM, Mateusz Kowalczyk wrote:
> On 10/15/2014 06:55 PM, Michael L Martin wrote:
>> Hello all,
>>
>> I am trying to install the latest version of Haskell Platform and am
>> having a problem.
>>
>> I created a new VM and installed Ubuntu 14.04 server and applied the
>> latest updates. Also installed packages
>> "build-essential" and "zlib1g-dev".
>>
>> I then downloaded and installed ghc-7.8.3 from
>> https://www.haskell.org/ghc/download_ghc_7_8_3#x86_64linux
>> and then downloaded and installed cabal 1.20.0.3 from
>> http://hackage.haskell.org/package/cabal-install.
>>
>> After installing cabal, I did a "cabal update" followed by "cabal
>> install hscolour".
>>
>> Then downloaded the latest Haskell Platform tarball
>> (haskell-platform-2014.2.0.0-srcdist.tar.gz) and attempted to
>> install like this:
>>
>> ./platform.sh ../ghc-7.8.3-x86_64-unknown-linux-deb7.tar.bz2
>>
>> This fails like this:
>>
>> ***
>> *** Building hptool
>> ***
>> Building hptool-0.1...
>> Preprocessing executable 'hptool' for hptool-0.1...
>> ***
>> *** Running hptool
>> ***
>> # rm (for
>> build/.markers/rel/build/target/usr/local/haskell/ghc-7.8.3-x86_64/lib/happy-1.19.4)
>> # rm (for build/.markers/rel/build/package/happy-1.19.4/build)
>> happy-1.19.4 needs mtl-2.1.3.1
>>   >>> Building happy-1.19.4
>> # cp (for build/.markers/rel/build/package/happy-1.19.4/build)
>> # rm (for build/.markers/rel/build/package/happy-1.19.4/build)
>> # ghc-pkg (for build/.markers/rel/build/package/happy-1.19.4/build)
>> # ghc-pkg (for build/.markers/rel/build/package/happy-1.19.4/build)
>> Reading package info from "build/package/mtl-2.1.3.1/inplace.conf" ... done.
>> mtl-2.1.3.1: package(s) with this id already exist: mtl-2.1.3.1
>> Error when running Shake build system:
>> * build-all
>> * build-product
>> * build/product/haskell-platform-2014.2.0.0-unknown-posix-x86_64.tar.gz
>> * build/target
>> *
>> build/.markers/rel/build/target/usr/local/haskell/ghc-7.8.3-x86_64/lib/happy-1.19.4
>> * build/.markers/rel/build/package/happy-1.19.4/build
>> Development.Shake.command, system command failed
>> Command:
>> /home/mmartin/Downloads/haskell-platform-2014.2.0.0/build/ghc-bindist/local/bin/ghc-pkg
>> register --package-db=build/package/happy-1.19.4/package.conf.d
>> --verbose=1 build/package/mtl-2.1.3.1/inplace.conf
>> Exit code: 1
>> Stderr:
>> mtl-2.1.3.1: package(s) with this id already exist: mtl-2.1.3.1
>>
>> Any suggestions on how to get past this?
>>
>> Thanks,
>> Michael Martin
>>
>> _______________________________________________
>> Beginners mailing list
>> Beginners at haskell.org
>> http://www.haskell.org/mailman/listinfo/beginners
>>
> Merely going from the error message and your steps, it seems to me that
> you're *not* meant to install GHC yourself first and that the platform
> ships with GHC. I would say try again but without installing GHC and
> cabal first.
>
>
Well, that didn't work, either:

mmartin at cloud:~/Downloads/haskell-platform-2014.2.0.0$ ./platform.sh 
../ghc-7.8.3-x86_64-unknown-linux-deb7.tar.bz2
./platform.sh: 18: ./platform.sh: cabal: not found
***
*** Building hptool
***
./platform.sh: 29: ./platform.sh: cabal: not found
mmartin at cloud:~/Downloads/haskell-platform-2014.2.0.0$