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From: Richard Purdie <richard.purdie@linuxfoundation.org>
To: Patches and discussions about the oe-core layer
	<openembedded-core@lists.openembedded.org>
Subject: Re: RDEPENDS_${PN} and virtclass-native
Date: Wed, 01 Jun 2011 00:04:03 +0100	[thread overview]
Message-ID: <1306883043.27470.403.camel@rex> (raw)
In-Reply-To: <1306371583.27470.96.camel@rex>

On Thu, 2011-05-26 at 01:59 +0100, Richard Purdie wrote:
> Of course its not that simple. I just discovered:
> 
> OVERRIDES = "z"
> DEPENDS_prepend = "a "
> DEPENDS = "b"
> DEPENDS_z = "c"
> 
> d.update_data()
> d.getVar("DEPENDS") gives "a c"
> d.update_data()
> d.getVar("DEPENDS") gives "c"
> 
> since the _prepend is lost after the update_data(), the _z override is
> not and so the second call overwrites all of DEPENDS.
> 
> We've talked before how overrides should really renameVar, not just copy
> contents. Obviously there are a lot of subtleties to this though and we
> can't just switch due to backwards compatibility :/
> 
> Depending on the number of update_data() calls is truly horrible
> behaviour though :(

I've looked into this and started an RFC thread over on the
bitbake-devel list:

http://lists.linuxtogo.org/pipermail/bitbake-devel/2011-June/000903.html

Cheers,

Richard




  reply	other threads:[~2011-05-31 23:10 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-05-25 17:01 RDEPENDS_${PN} and virtclass-native Phil Blundell
2011-05-25 17:03 ` Chris Larson
2011-05-25 23:02 ` Richard Purdie
2011-05-25 23:08   ` Khem Raj
2011-05-26 10:15     ` Phil Blundell
2011-05-26  0:00   ` Richard Purdie
2011-05-26  0:11     ` Chris Larson
2011-05-26  0:59       ` Richard Purdie
2011-05-31 23:04         ` Richard Purdie [this message]
2011-05-26 10:27 ` Phil Blundell
2011-05-31 11:29   ` [PATCH] prelink: remove dependency on transfig-native Phil Blundell
2011-05-31 11:46     ` Richard Purdie

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