[OE-core] [PATCH] xorg-proto-common: allow the empty package

[Martin Jansa]

On Fri, Jul 03, 2015 at 01:34:31AM +0000, Huang, Jie (Jackie) wrote:
> Yeah I know it’s not good to have the empty package and we can remove dependencies to void error, but
> our customer may add the package through IMAGE_INSTALL in local.conf and blame it fails until do_rootfs:
> 
> ERROR: bigreqsproto not found in the base feeds (intel_x86_64 core2-64 x86_64 noarch any all).
> 
> Do we have a way to find out a PN package is empty at an earlier time so that we may warn the user not
> to add this package into image?

I as a customer would definitely prefer error message even later in the
build then getting completely useless empty package installed in my
image and blame you for installing it when I was expecting to find
bigreqsproto in my rootfs.

> From: Burton, Ross [mailto:ross.burton at intel.com]
> Sent: Friday, July 03, 2015 3:40 AM
> To: Huang, Jie (Jackie)
> Cc: OE-core
> Subject: Re: [OE-core] [PATCH] xorg-proto-common: allow the empty package
> 
> 
> On 1 July 2015 at 08:52, <jackie.huang at windriver.com<mailto:jackie.huang at windriver.com>> wrote:
>  # ${PN} is empty so we need to tweak -dev and -dbg package dependencies
> +# and allow ${PN} to be created empty
> +ALLOW_EMPTY_${PN} = "1"
>  RDEPENDS_${PN}-dev = ""
>  RRECOMMENDS_${PN}-dbg = "${PN}-dev (= ${EXTENDPKGV})"
> 
> As the comment and surrounding lines state, the dependencies on PN from PN-dev and PN-dbg are already removed.  What other package has a runtime dependency on PN, and when you find it a better solution is to remove the dependency instead of creating empty packages.
> 
> Ross

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-- 
Martin 'JaMa' Jansa     jabber: Martin.Jansa at gmail.com
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