On 11/7/19 9:12 AM, Alvaro Herrera wrote:
> On 2019-Nov-07, Andrew Dunstan wrote:
>
>> On 11/7/19 8:53 AM, Alvaro Herrera wrote:
>>> That's a curious test to try, given that the module is called
>>> Win32API::File.
>> The patch says:
>>
>> +        require Win32::API;
>> +        Win32::API->import;
> Oh, you're right, it does.  I wonder why, though:
>
> $ corelist -a Win32::API
>
> Data for 2018-11-29
> Win32::API was not in CORE (or so I think)
>
> $ corelist -a Win32API::File
>
> Data for 2018-11-29
> Win32API::File was first released with perl v5.8.9
>   v5.8.9     0.1001_01 
>   v5.9.4     0.1001    
>   v5.9.5     0.1001_01 
>   v5.10.0    0.1001_01 
>  ...


Yes, that's present on jacana and fairywren (not on frogmouth, which is
running a very old perl, but it doesn't run TAP tests anyway.)


>
> According to the Win32API::File manual, you can request a file to be
> shared by passing the string "r" to svShare to method createFile().
> So do we really need all those extremely ugly "droppings" Juanjo added
> to the patch?
>
> (BTW the Win32API::File manual also says this:
> "The default for $svShare is "rw" which provides the same sharing as
> using regular perl open()."
> I wonder why "the regular perl open()" is not doing the sharing thing
> correctly ... has the problem has been misdiagnosed?).
>


Maybe we need "rwd"?


cheers


andrew

-- 
Andrew Dunstan                https://www.2ndQuadrant.com
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services



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