+doCheck :: FilePath -> IO ()
+doCheck directory
+ = withCurrentDirectory directory
+ $ do let verbosity = normal
+ gpdFile <- defaultPackageDesc verbosity
+ gpd <- readPackageDescription verbosity gpdFile
+ case partition isFailure $ checkPackage gpd Nothing of
+ ([], []) -> return ()
+ ([], warnings) -> mapM_ print warnings
+ (errs, _) -> do mapM_ print errs
+ exitWith (ExitFailure 1)
+ where isFailure (PackageDistSuspicious {}) = False
+ isFailure _ = True
+