bug#13127: [PATCH] cut: use only one data strucutre

[Pádraig Brady]

On 04/26/2013 05:07 PM, Pádraig Brady wrote:
> I've rebased this to master and attached.
> The rebase wasn't trivial so I might have messed up.
> The cut.pl test is now failing on master. Could you have a look.
> Also could you add a test (or just a bit of shell) to demonstrate
> which options the memory is not allocated for example.
> Ideally some pathological option combo that no longer
> allocates huge amounts of RAM.

I refactored a little more (see next_item()).
Also split to two patches and added some benchmarks.

Will push the attached in a few hours.

thanks,
Pádraig.

cut-mem.patch
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