From: Andres Freund <andres@anarazel.de>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: Noah Misch <noah@leadboat.com>
Cc: pgsql-committers@lists.postgresql.org
Subject: Re: pgsql: aix: No need to use mkldexport when we want to export all symbol
Date: Thu, 15 Sep 2022 14:09:38 -0700
Message-ID: <20220915210938.xxo4ysqin45h5oni@awork3.anarazel.de> (raw)
In-Reply-To: <3442427.1663274884@sss.pgh.pa.us>
References: <20220910043749.koidc5k4j5dxo3if@awork3.anarazel.de>
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<338810.1662787972@sss.pgh.pa.us>
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<20220910081944.oiayp5lky3kv2o43@awork3.anarazel.de>
<20220911181925.ygxbync3uk5ezcic@awork3.anarazel.de>
<20220913182530.4yq35ralujjsv2k3@awork3.anarazel.de>
<2490844.1663123546@sss.pgh.pa.us>
<20220915194422.bbdzwo7gmcvwzv4b@awork3.anarazel.de>
<3442427.1663274884@sss.pgh.pa.us>
Hi,
On 2022-09-15 16:48:04 -0400, Tom Lane wrote:
> Andres Freund <andres@anarazel.de> writes:
> > On 2022-09-13 22:45:46 -0400, Tom Lane wrote:
> >> A three-line patch doesn't seem like an unreasonable thing to carry,
> >> at least till these systems go out of support. We've jumped through
> >> much higher hoops in the past to support niche platforms.
>
> > xlc 12.1 *is* out of support and there's a newer compiler installed.
>
> AIX 7.1 will go EOL in May. It seems to me to be reasonable to keep
> these animals running till then and then shut them down [1]. In the
> meantime, messing with their configurations seems like an unreasonable
> amount of work compared to applying this patch.
I guess I think updating the path to the compiler in the config isn't all that
heavy a lift, compared to making others understand this stuff, but... I'll
push a revised patch.
> > The amount of lines itself doesn't bother me. What does is that it makes an
> > already complicated platform more complicated: All symbols from extension
> > .so's are exported, but only for old and unsupported versions of the
> > proprietary compiler.
>
> I have no objection to not supporting the case in the meson scripts,
> if that'd make you any happier.
Meson doesn't, so far, support xlc, just gcc on AIX. It'd probably not too
hard to teach it, but I'm not planning to do so - doing the work to make aix
w/ gcc work was already plenty effort on my end.
Greetings,
Andres Freund
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To: pgsql-committers@postgresql.org
Cc: andres@anarazel.de, tgl@sss.pgh.pa.us, noah@leadboat.com, pgsql-committers@lists.postgresql.org
Subject: Re: pgsql: aix: No need to use mkldexport when we want to export all symbol
In-Reply-To: <20220915210938.xxo4ysqin45h5oni@awork3.anarazel.de>
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