On Fri, Jun 17, 2011 at 2:13 AM, Dmitri O.Kondratiev <doko...@gmail.com>wrote:
> > > On Fri, Jun 17, 2011 at 2:05 AM, Henning Thielemann < > lemm...@henning-thielemann.de> wrote: > >> >> On Fri, 17 Jun 2011, Dmitri O.Kondratiev wrote: >> >> How to make cabal install all the dependencies? I couldn't find this in >>> the docs at: >>> http://www.haskell.org/haskellwiki/Cabal-Install >>> >> >> Usually, 'cabal install' automatically installs all imported packages. But >> it will certainly not do, if a dependency problem cannot be solved by >> downloading packages. In your case it may be, that installed packages are >> compiled with respect to different versions of the same package, say >> 'transformers'. >> >> I found out, that you get more useful cabal messages if you force >> cabal-install to use a specific version of a package. >> >> Say, run >> $ ghc-pkg list transformers >> >> transformers-0.2.2.0 >> >> Then call >> $ cabal install spreadsheet --constraint=transformers==0.2.2.0 >> >> What does 'cabal' tell you? >> > > ghc-pkg list transformers > > /Library/Frameworks/GHC.framework/Versions/612/usr/lib/ghc-6.12.3/package.conf.d: > > /Users/user/.ghc/i386-darwin-6.12.3/package.conf.d: > > transformers-0.2.2.0 > > cabal install spreadsheet --constraint=transformers==0.2.2.0 > Resolving dependencies... > cabal: cannot configure spreadsheet-0.1. It requires transformers ==0.0.* > For the dependency on transformers ==0.0.* there are these packages: > transformers-0.0.0.0 and transformers-0.0.1.0. However none of them are > available. > transformers-0.0.0.0 was excluded because of the top level dependency > > transformers ==0.2.2.0 > transformers-0.0.1.0 was excluded because of the top level dependency > > transformers ==0.2.2.0 > > Compilation exited abnormally with code 1 at Fri Jun 17 02:12:30 > > > I really have no choice, but install Data.Spreadsheet, because this is the only library that allows split a _single_ CSV string into chunks (which is exactly what I need). All other libs work with CSV files or provide a DSL to do such a simple thing!
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