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Postings from August 2022
On 8/12/22 18:11, Mark Murawski wrote:
> On 8/4/22 15:10, demerphq wrote:
>> On Thu, 4 Aug 2022 at 17:04, Mark Murawski
>> <markm-lists@intellasoft.net> wrote:
>>
>> On 8/4/22 02:50, demerphq wrote:
>>> On Thu, 4 Aug 2022 at 01:58, Mark Murawski
>>> <markm-lists@intellasoft.net> wrote:
>>>
>>> I'm still not getting something... if I want to fix the
>>> code-as-is and do this:
>>>
>>> FNsv = get_sv("main::_FN", GV_ADD);
>>> if (!FNsv)
>>> ereport(ERROR,
>>> (errcode(ERRCODE_EXTERNAL_ROUTINE_EXCEPTION),
>>> errmsg("couldn't fetch $_FN")));
>>>
>>> save_item(FNsv); /* local $_FN */
>>>
>>>
>>> I dont get the sequence here. You take the old value of
>>> $main::_FN and then you localize it after you fetch it? That
>>> seems weird.
>>
>>
>> You did not respond to this comment ^^
>
>
> The reason for the save_item*( was because I was modeling this code on
> another section that uses save_item() to accomplish something similar
> (to send internal postgres details to some perl). I don't know why
> the original author uses save_item() for this purpose.
>
Oh... I know why save_item is used. It's because this code can be
executed multiple times in the same perl process. So each one needs
it's own _FN
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