[Haskell-cafe] Haskell on Debian
rpglover64 at gmail.com
Wed Mar 31 21:18:49 EDT 2010
$ ghc-pkg check
$ ghc-pkg list unix
"unix" appears to be in the build-depends of the "Library", but not in the
build-depends of "Executable lambdabot"
Adding "unix" to the second build-depends appears to fix the error (but now
it complains that base is hidden).
On Wed, Mar 31, 2010 at 8:48 PM, Ivan Miljenovic
<ivan.miljenovic at gmail.com>wrote:
> On 1 April 2010 11:42, Alex Rozenshteyn <rpglover64 at gmail.com> wrote:
> > Main.hs:11:7:
> > Could not find module `System.Posix.Signals':
> > It is a member of the hidden package `unix-126.96.36.199'.
> > Perhaps you need to add `unix' to the build-depends in your .cabal
> > file.
> Interesting, because unix _is_ listed in build-depends in the .cabal
> file for lambdabot.
> Does "ghc-pkg check" complain about unix? Does "ghc-pkg list unix"
> say it's there?
> > I have a feeling this has something to do with the interaction between
> > and apt...
> Highly unlikely unless there's an inconsistency in the packages on your
> Ivan Lazar Miljenovic
> Ivan.Miljenovic at gmail.com
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