From: | Dave Page <dpage(at)pgadmin(dot)org> |
---|---|
To: | Magnus Hagander <magnus(at)hagander(dot)net> |
Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, pgsql-hackers(at)postgresql(dot)org |
Subject: | Re: Isn't HANDLE 64 bits on Win64? |
Date: | 2010-11-16 10:25:02 |
Message-ID: | AANLkTik3RdFAHZCZUag_8VNqt6W4bU_L+AaTuYz9VNTO@mail.gmail.com |
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On Tue, Nov 16, 2010 at 10:01 AM, Magnus Hagander <magnus(at)hagander(dot)net> wrote:
> On Tue, Nov 16, 2010 at 01:35, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
>> ... and if so, isn't postmaster.c's code to transfer a HANDLE value to a
>> child process all wet?
>
> It is definitely 64-bit. sizeof(HANDLE)==8.
>
> So yes, it looks completely broken. I guess Windows doesn't actually
> *assign* you a handle larger than 2^32 until you actually ahve that
> many open handles. Typical values on my test system (win64) comes out
> at around 4000 in all tests.
>
>
>> BTW, it seems like it'd be a good thing if we had a Win64 machine in the
>> buildfarm.
>
> Yes. I actually thought we had one. Dave, weren't you going to set one up?
I was, but I saw one there so didn't bother (hamerkop). Windows
buildfarm critters can take a surprising amount of herding...
--
Dave Page
Blog: http://pgsnake.blogspot.com
Twitter: @pgsnake
EnterpriseDB UK: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
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