From: =?utf-8?Q?Dagfinn_Ilmari_Manns=C3=A5ker?= <ilmari@ilmari.org>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: Daniel Gustafsson <daniel@yesql.se>,  pgsql-hackers@postgresql.org
Subject: Re: plperl: update ppport.h and fix configure version check
References: <87y278s6iq.fsf@wibble.ilmari.org>
	<4028442.1633403571@sss.pgh.pa.us>
	<D3D2BEBD-1F53-4BF9-95EA-80DAAE92FB47@yesql.se>
	<87v92bssgp.fsf@wibble.ilmari.org> <4053944.1633434872@sss.pgh.pa.us>
Date: Tue, 05 Oct 2021 13:05:26 +0100
In-Reply-To: <4053944.1633434872@sss.pgh.pa.us> (Tom Lane's message of "Tue,
	05 Oct 2021 07:54:32 -0400")
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Tom Lane <tgl@sss.pgh.pa.us> writes:

> Interestingly, although cpan's table says AIX 7.1 shipped with perl
> 5.10.1, what's actually on those buildfarm animals is
>
> tgl@gcc111:[/home/tgl]which perl
> /usr/bin/perl
> tgl@gcc111:[/home/tgl]ls -l /usr/bin/perl
> lrwxrwxrwx    1 root     system           29 Nov 09 2020  /usr/bin/perl -> /usr/opt/perl5/bin/perl5.28.1
>
> Hard to tell if that is a local update or official IBM distribution.

Looks like they update the Perl version in OS updates and service packs:
https://www.ibm.com/support/pages/aix-perl-updates-and-support-perlrte

>> For reference, 6.1 was released on 2007-11-09 and EOL on 2017-04-30, and
>> 7.1 was released on 2010-09-10 and is supported until 2023-04-30.
>
> So 6.1 will be five years out of support by the time we release PG 15.

And PG 14 will be supported until nine years after the 6.1 EOL date.

> I'm inclined to just update the docs to say we don't support anything
> older than 7.1.

I concur.

- ilmari