[Haskell-cafe] HaXml installation trouble

[Erik Hesselink]

This happens because haskel98-1.1.0.0 can't be built with GHC 6.12,
but lacks the proper version constraints to enforce this. If you add
'--constraint=haskell98==1.0.*' to your 'cabal install' command, it
will probably work.

Erik

On Mon, Jan 3, 2011 at 01:08, Matthew Fairtlough
<research at fairtlough.net> wrote:
> Still very new here.  I'm trying to install HaXml and I've updated cabal.  I
> see that a similar issue was posted recently as a bug
> http://hackage.haskell.org/trac/ghc/ticket/4513 but one that's supposedly
> fixed; do I need to wait for something or can this be fixed some other way?
>  I think I've posted all necessary version numbers below:
>
> ~ $ sudo cabal install HaXml-1.20.2 --global
> Resolving dependencies...
> Downloading haskell98-1.1.0.0...
> Configuring haskell98-1.1.0.0...
> Preprocessing library haskell98-1.1.0.0...
> ...info deleted...
> [24 of 30] Compiling Directory        ( Directory.hs, dist/build/Directory.o
> )
>
> Directory.hs:34:38: Not in scope: `setOwnerReadable'
>
> Directory.hs:35:38: Not in scope: `setOwnerWritable'
>
> Directory.hs:36:38: Not in scope: `setOwnerExecutable'
>
> Directory.hs:37:38: Not in scope: `setOwnerSearchable'
>
> Directory.hs:38:57: Not in scope: `emptyPermissions'
> cabal: Error: some packages failed to install:
> HaXml-1.20.2 depends on haskell98-1.1.0.0 which failed to install.
> haskell98-1.1.0.0 failed during the building phase. The exception was:
> ExitFailure 1
> polyparse-1.4 depends on haskell98-1.1.0.0 which failed to install.
>
> ~ $ cabal --version
> cabal-install version 0.8.2
> using version 1.8.0.6 of the Cabal library
>
> ~ $ ghc --version
> The Glorious Glasgow Haskell Compilation System, version 6.12.3
>
> ~ $ sw_vers
> ProductName:    Mac OS X
> ProductVersion:    10.6.5
> BuildVersion:    10H574
>
>
>
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