[Haskell-cafe] libraries and executables in cabal

Duncan Coutts duncan.coutts at googlemail.com
Sun Apr 11 13:24:40 EDT 2010

On Thu, 2010-03-25 at 14:52 +0100, Paul Brauner wrote:
> Hi,
> i'm working on a project made of
>  - lots of modules
>  - one excutable importing these modules
>  - another excutable importing these same modules
> I don't especially want to expose those modules as libraries, especially
> on hackage, since they are meaningless without the executables.
> But, if I declare two executables in my .cabal file, cabal will
> compile all those modules two times each time I want to compile the
> executables.
> Is there a way to tell cabal that those modules should be considered
> part of a "private" library ?

Not yet. We recently added the ability for executables within a package
to depend on a public library [1]. What we are missing is the ability to
specify "convenience" or "private" libraries [2].

[1]: http://hackage.haskell.org/trac/hackage/ticket/89
[2]: http://hackage.haskell.org/trac/hackage/ticket/276


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