Re: When to drop src/tools/msvc support

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From: Dave Page <[email protected]>
To: Andrew Dunstan <[email protected]>
Cc: Magnus Hagander <[email protected]>
Cc: Andres Freund <[email protected]>
Cc: Robert Haas <[email protected]>
Cc: Alvaro Herrera <[email protected]>
Cc: Amit Kapila <[email protected]>
Cc: Jonathan S. Katz <[email protected]>
Cc: Peter Geoghegan <[email protected]>
Cc: Tom Lane <[email protected]>
Cc: [email protected]
Subject: Re: When to drop src/tools/msvc support
Date: Tue, 11 Apr 2023 12:54:42 +0100
Message-ID: <CA+OCxowuUyHTbNYOKhghrsb7icQiuFOBpxiDYnFrECU86wd2pA@mail.gmail.com> (raw)
In-Reply-To: <[email protected]>
References: <[email protected]>
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On Tue, 11 Apr 2023 at 11:58, Andrew Dunstan <[email protected]> wrote:

>
> On 2023-04-11 Tu 04:05, Dave Page wrote:
>
>
>
> On Tue, 11 Apr 2023 at 08:09, Magnus Hagander <[email protected]> wrote:
>
>> On Tue, Apr 11, 2023 at 12:27 AM Andres Freund <[email protected]>
>> wrote:
>> >
>> > Hi,
>> >
>> > On 2023-04-10 19:55:35 +0100, Dave Page wrote:
>> > > Projects other than the EDB installers use the MSVC build system -
>> e.g.
>> > > pgAdmin uses it’s own builds of libpq and other tools (psql, pg_dump
>> etc)
>> > > that are pretty heavily baked into a fully automated build system
>> (even the
>> > > build servers and all their requirements are baked into Ansible).
>> > >
>> > > Changing that lot would be non-trivial, though certainly possible,
>> and I
>> > > suspect we’re not the only ones doing that sort of thing.
>> >
>> > Do you have a link to the code for that, if it's open? Just to get an
>> > impression for how hard it'd be to switch over?
>>
>>
>> The pgadmin docs/readme refers to
>> https://github.com/pgadmin-org/pgadmin4/tree/master/pkg/win32
>>
>> It clearly doesn't have the full automation stuff, but appears to have
>> the parts about building the postgres dependency.
>>
>
> Yeah, that's essentially the manual process, though I haven't tested it in
> a while. The Ansible stuff is not currently public. I suspect (or rather,
> hope) that we can pull in all the additional packages required using
> Chocolatey which shouldn't be too onerous.
>
> Probably my main concern is that the Meson build can use the same version
> of the VC++ compiler that we use (v14), which is carefully matched for
> compatibility with all the various components, just in case anything passes
> CRT pointers around. Python is the one thing we don't build ourselves on
> Windows and the process will build modules like gssapi and psycopg (which
> links with libpq of course), so we're basically following what they use.
>
>
>
> For meson you just need to to "pip install meson ninja" in your python
> distro and you should be good to go (they will be installed in python's
> Scripts directory). Don't use chocolatey to install meson/ninja - I ran
> into issues doing that.
>
> AFAICT meson will use whatever version of VC you have installed, although
> I have only been testing with VC2019.
>
OK, that sounds easy enough then (famous last words!)

Thanks!

-- 
Dave Page
Blog: https://pgsnake.blogspot.com
Twitter: @pgsnake

EDB: https://www.enterprisedb.com

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