Hackage is flooded with old package versions reuploads

[Mikhail Glushenkov]

Hi,

On 20 January 2015 at 04:03, Greg Weber <greg at gregweber.info> wrote:
>>     --pristine    Unpack the original pristine tarball,
>>                   rather than updating the .cabal file
>>                   with the latest revision from the
>>                   package archive.
>
>
> Why is this option needed if the tarball is never modified?
> This documentation states that cabal modifies the cabal file on the local
> system.

By default, `cabal unpack` replaces the .cabal file in the unpacked
tarball with the one from the index. With '--pristine' it doesn't do
that.