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From: Ulrich Mueller <ulm@gentoo.org>
To: "Michał Górny" <mgorny@gentoo.org>
Cc: gentoo-dev@lists.gentoo.org, pms-bugs@gentoo.org, dev-portage@gentoo.org
Subject: [gentoo-dev] Re: The meaning of || ( a:= b:= ) dependencies
Date: Mon, 4 Aug 2014 08:06:42 +0200	[thread overview]
Message-ID: <21471.8946.528694.84451@a1i15.kph.uni-mainz.de> (raw)
In-Reply-To: <20140804004450.5aa146ec@pomiot.lan>

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>>>>> On Mon, 4 Aug 2014, Michał Górny wrote:
> In particular, I was thinking we could reuse this syntax:

>   || ( A:= B:= )

> to express any-of dependencies that do not support runtime switching
> of providers -- since that is pretty much what := does to slots.
> This would save us from creating a new syntax like '||= ()' [1].

Please don't, because it makes things pretty much unreadable. If you
want an operator like || ( ) but without runtime switching, then
define one (e.g., <<= or ||= as suggested in [1]), but don't try
to inherit properties from its children.

An EAPI bump will be required in any case.

Ulrich

> [1]:https://bugs.gentoo.org/show_bug.cgi?id=489458

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  parent reply	other threads:[~2014-08-04  6:06 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-08-03 22:44 [gentoo-dev] The meaning of || ( a:= b:= ) dependencies Michał Górny
2014-08-04  0:41 ` Ian Stakenvicius
2014-08-04  7:19   ` Michał Górny
2014-08-04  6:06 ` Ulrich Mueller [this message]
2014-08-04  7:26   ` [gentoo-dev] " Michał Górny
2014-08-04  7:53     ` Ulrich Mueller
     [not found]     ` <7cbf12bc6e5646adb74392b7b7e192a1@mail10.futurewins.com>
2014-08-04  9:55       ` Rich Freeman

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