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From Brian McCallister <>
Subject Re: Getting pool associated with current thread/child
Date Mon, 09 Feb 2009 00:23:37 GMT
On Sun, Feb 8, 2009 at 3:54 PM, Paul Querna <> wrote:

> I think doing it via the mpm/extending the request rec is the right way
> to do it, and I don't understand why there is resistance to just doing
> it that way?

I don't think there is resistance, it is just a chunk of code *I* am
not comfortable making changes to as I do not grok it, yet.

If you make such a change, or can point me to something to explain how
they work, it seems like a good approach -- we'll just need to
document that it is not safe to hold onto the pool if you use it.


>> On Sun, Feb 8, 2009 at 10:22 AM, Brian McCallister <> wrote:
>>> On Sat, Feb 7, 2009 at 5:47 PM, Graham Leggett <> wrote:
>>>> Brian McCallister wrote:
>>>>> So, in mod_lua I need to get the apr pool associated with the current
>>>>> thread (that being the main thread if in prefork).
>>>> What about the process_rec structure?
>>>> In other words, r->server->process->pool?
>>> I thought this was one-per-process, where process is a real process. I
>>> need one-per-thread in in worker/event so that they don't step on each
>>> other.
>>> What I am looking for is to attach a lua_State instance to that pool,
>>> so that when the thread is retired, I can hook into cleanups, and so
>>> that I can attach the lua_State to the pool as userdata, to retrieve
>>> it later.
>>> In prefork, a process level pool would work fine, but AFAIK this is
>>> not a thread-safe thing.
>>>> (Not sure if this is what you are looking for, but a quick glance at the
>>>> headers would suggest it probably does).
>>>> Regards,
>>>> Graham
>>>> --

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