Re: pkg-config Requires.private entries should be comma-separated

From: Andres Freund <andres(at)anarazel(dot)de>
To: Peter Eisentraut <peter(dot)eisentraut(at)enterprisedb(dot)com>
Cc: pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: pkg-config Requires.private entries should be comma-separated
Date: 2023-03-15 16:10:14
Message-ID: 20230315161014.i35y23ygbakvagcp@awork3.anarazel.de
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Hi,

On 2023-03-15 08:51:04 +0100, Peter Eisentraut wrote:
> While comparing the .pc (pkg-config) files generated by the make and meson
> builds, I noticed that the Requires.private entries use different
> delimiters. The make build uses spaces, the meson build uses commas. The
> pkg-config documentation says that it should be comma-separated, but
> apparently about half the .pc in the wild use just spaces.
>
> The pkg-config source code acknowledges that both commas and spaces work:
>
> https://github.com/freedesktop/pkg-config/blob/master/parse.c#L273
> https://github.com/pkgconf/pkgconf/blob/master/libpkgconf/dependency.c#L286
>
> I think for consistency we should change the make build to use commas
> anyway. See attached patch.

Makes sense.

Greetings,

Andres Freund

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