From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
---|---|
To: | jeff(at)jeffjohnson(dot)net |
Cc: | pgsql-interfaces(at)postgresql(dot)org, pgsql-docs(at)postgresql(dot)org |
Subject: | Re: libpq sockets on win32 |
Date: | 2001-06-10 02:55:46 |
Message-ID: | 200106100255.f5A2tkc21924@candle.pha.pa.us |
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Lists: | pgsql-docs pgsql-interfaces |
I have added this thread to TODO.detail/libpq.
> I found that sending more than 16k of data in a SQL statement caused a
> problem. I was using PyGreSQL but narrowed the error down to
> "\postgresql-7.1.2\src\interfaces\libpq\fe-misc.c" pqReadData() and
> pqFlush(). After some poking around, it looked like recv was setting
> errno to ENOENT for some reason. I figured out why today. Win32
> sockets don't set errno at all. ENOENT was just left in errno from
> some earlier call.
>
> This article describes the problem and work around.
> http://msdn.microsoft.com/library/psdk/winsock/ovrvw3_26ia.htm
>
> I haven't done much C coding in a few years and don't want to break
> other code by blindly doing:
>
> #define errno WSAGetLastError
>
> Does anyone that knows this code want to take a crack at it?
>
> Thanks,
> Jeff
>
>
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--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
+ If your life is a hard drive, | 830 Blythe Avenue
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