[nginx] How to check node has been deleted from rbtree?

[洪志道]

Get it now, thank you.

On Mon, Jul 9, 2018 at 8:24 PM Maxim Dounin <mdounin at mdounin.ru> wrote:

> Hello!
>
> On Mon, Jul 09, 2018 at 07:51:47PM +0800, 洪志道 wrote:
>
> > As shown the subject, I wonder how to check some node has been deleted
> from
> > the red-black tree?
>
> No such information is provided.  If you need it, you should
> implement it yourself or rewrite your code to avoid this
> requirement.  In nginx itself, code always knows if a particular
> node in in the rbtree or not.
>
> --
> Maxim Dounin
> http://mdounin.ru/
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> nginx-devel at nginx.org
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