Tool: uniq
Priority: wishlist

Hello,

I think `uniq` should have an additional option (for example -a,
--all) to remove same lines but not adjacent.

The man page explains a workaround based on `sort` but it can be
complex to use. Few weeks ago, I had to `uniq`-ize random numbers and
the sort couldn't really work. Fortunately, the order was not
important so using `sort | uniq | sort --random-sort` was an
acceptable solution. I imagine cases based on other tools like `top`
could be a problem too.

If you are interested, I could try to provide a patch. (I have learnt
C but I don't use it today.)

I don't think the increase of memory use is a problem today, so a
warning in the manpage should be enought.


Thank for all,
-- 
Stéphane



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