[OE-core] [PATCH] qemu-native: depend on unfs-server-native

Koen Kooi koen at dominion.thruhere.net
Fri May 4 06:13:06 UTC 2012


Op 3 mei 2012, om 13:51 heeft Richard Purdie het volgende geschreven:

> On Thu, 2012-05-03 at 13:39 +0200, Koen Kooi wrote:
>> Op 3 mei 2012, om 13:24 heeft Richard Purdie het volgende geschreven:
>>> The whole point with the qemu emulated machines is that you build them
>>> and they work for new users easily and efficiently. I don't think
>>> calling bitbake to build them and force the user into another wait is a
>>> good usability model to be promoting.
>> 
>> OE-core should set the right example and teaching people that a global
>> IMAGE_DEPENDS is OK is not the right example. Especially when it
>> actually causes breakage, see below.
>> If people insist that IMAGE_DEPENDS is the one and only way to provide
>> the runqemu experience then at least put a big comment in the file
>> saying why it's done and why people shouldn't be copy/pasting it into
>> their layers.
>> And an indiciation where the line is drawn would be nice as well, I
>> can imagine that someone wants to add amazon EC2 support to runqemu
>> and sends a patch to add the EC2 tools to IMAGE_DEPENDS.
> 
> I'm happy to see a comment. The line is quite clear, the documentation
> associated with the qemu images, the quick start guide and other manuals
> assume we build qemu-native and friends and for usability this is a
> clear win. The manuals do not document EC2 and it is not something we
> expect a new user to need to do easily. Running an extra "bitbake xxx"
> or including an extra configuration file would be perfectly reasonable
> for those usage scenarios.
> 
>>> I'm also slightly bemused that in previous discussions you've implied
>>> build time is less relevant then functionality yet here you're taking
>>> the opposite stance :).
>> 
>> I get build *failures* for the qemu machines because I don't have mesa
>> and sdl installed on the autobuilder. But you are right, I do think
>> build time is less relevant than functionality.
> 
> We should also consider setting up PACKAGECONFIG options in the qemu
> recipe for these things so you can specify to build qemu-native without
> sdl/gl easily. I appreciate that is going to be pretty nasty
> implementation wise but I think it would help and in fact if someone
> files the bug I'll mark it as a P1 for 1.3 since that does help
> usability a lot.

#2402 and it's already going the WONTFIX way




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