Tom Lane wrote:
> Alvaro Herrera <alvherre@commandprompt.com> writes:
>
>> Tom Lane wrote:
>>
>>> It would be interesting to know the actual underlying Windows error code
>>> --- I see that win32error.c maps several different codes to EACCES.
>>>
>
>
>> It may be a good idea to put a elog(LOG) with the error code in the
>> failure path of AllocateFile.
>>
>
> That seems like a plan to me. I had been thinking of making
> win32error.c itself log the conversions, but that would not provide any
> context information. AllocateFile could log the file name along with
> the code, which should be enough info to associate a particular log
> entry with the actual failure.
>
> Note you should probably save and restore errno around the elog call,
> just to be safe.
>
> Could someone with access to Windows code and test this?
>
>
All this seems good and sensible.
I am just a little suspicious of seahorse, though, as it is running on a
Xen VM.
I wonder if we should add a VM column to the buildfarm machine specs.
cheers
andrew