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From: Koen Kooi <k.kooi@student.utwente.nl>
Date: Wed, 18 Feb 2009 19:43:42 +0100
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Subject: Re: [RFC] removing DISTRO_* vars from task-boot
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On 17-02-09 17:35, Tom Rini wrote:
> On Tue, Feb 17, 2009 at 01:26:34PM +0100, Koen Kooi wrote:
>
>> Hi,
>>
>> Lately I have been wondering how to change the /dev manager on a per
>> image base, since I want udev for most images and busybox-mdev for
>> special-purpose stuff. The catch is that I want to keep using task-boot
>> for both.
>>
>> Currently we have:
>>
>> DISTRO_DEV_MANAGER ?= "${@base_contains("MACHINE_FEATURES", "kernel26",
>> "udev","",d)}"
>> DISTRO_INIT_MANAGER ?= "sysvinit sysvinit-pidof"
>> DISTRO_INITSCRIPTS ?= "initscripts"
>> DISTRO_LOGIN_MANAGER ?= "tinylogin"
>>
>> in task-boot.bb
>>
>> There are various ways we could attack this:
>>
>> 1) The image.bbclass way:
>>
>>    Put the following in image.bbclass:
>>
>>    IMAGE_DEV_MANAGER ?= "${@base_contains("MACHINE_FEATURES", "kernel26",
>> "udev","",d)}"
>>    IMAGE_INIT_MANAGER ?= "sysvinit sysvinit-pidof"
>>    IMAGE_INITSCRIPTS ?= "initscripts"
>>    IMAGE_LOGIN_MANAGER ?= "tinylogin"
>>
>>    Pros:
>>    * Takes immediate effect
>>    * Can have distro defaults, overridable per image
>>
>>    Cons:
>>    * marks them as 'user installed'
>>    * you can't 'debootstrap' from tasks anymore, you need to encode
>> knowledge about the above vars into the debootstrap script
>
> I really like this one as for our uses there's times where I'd rather
> let busybox handle INIT_MANAGER and LOGIN_MANAGER too.

Philip C. agrees with you. Should be move everything over or start with 
IMAGE_DEV_MANAGER?

regards,

Koen