Re: pgsql: Check that we have a working tar before trying to use it

On 12/14/21 00:17, Michael Paquier wrote:
> On Mon, Dec 13, 2021 at 11:47:36AM -0500, Andrew Dunstan wrote:
>> No. The code only sets them if they have not been previously set by
>> buildenv.pl or the calling environment. That's what "||=" means.
> Well, using ||= after the fact means that it is not possible to delete
> any of those environment variables either in buildenv.pl, nor is it
> possible to set them to empty string values, as vcregress.pl would
> just reset them to the default value. And that's the case I am
> arguing for here. We don't have any need to drop those default values
> at all. What I am arguing for here is the possibility to have
> something more flexible than what HEAD proposes.
>
> So, if we do something like say the attached, then it is possible to
> handle environments like mine, while keeping the flexibility you are
> looking for to set those defaults. So that would be the best of both
> worlds, no?. I also think that we had better document all that
> properly, as we do for any other TAP-related variable that can be used
> in vcregress.pl. All that leads me to the attached.

Ok, if you think it's important then do it.

cheers

andrew

--
Andrew Dunstan
EDB: https://www.enterprisedb.com