[pacman-dev] delta support in libalpm

[Aaron Griffin]

On Thu, Feb 26, 2009 at 4:53 PM, Allan McRae <allan at archlinux.org> wrote:
> Aaron Griffin wrote:
>>
>> Is there delta information
>> stored in the pacman DB? If so, the cleanup gets far more complicated?
>
> Delta information is stored in the repo so removing them is not a simple
> delete.  As Xavier pointed out, my proposal for removing deltas was slightly
> more complicated but I am beginning to see the need for a script to clean
> the deltas up - and so I can use my more complicated removal system  :).  I
> think whether that script is part of repo-add, or repo-add calls it when
> adding/removing a delta depends on how complicated the script gets.
>
> Anyway, a simple removal system based on number of deltas would be fine for
> now and more complicated stuff could be added later.

So... if I hack at this, what would be the process to remove a delta?
Delete the file and then remove a line from a db entry that matches
the file?