[OE-core] Enabling uninative by default in oe-core?

[Khem Raj]

On 11/17/16 9:31 AM, Burton, Ross wrote:
> Hi,
> 
> Background: uninative is a class that downloads a precompiled host glibc for
> use in the sysroot, thus isolating the native sysroot from the host
> environment.  This means greater sstate reuse, as instead of native builds
> being dependent on the host system they're able to be shared between all
> hosts.  There is a reference tarball hosted on www.yoctoproject.org
> <http://www.yoctoproject.org>, and the URL can be overridden by distros if you
> would prefer to build your own.
> 
> We enable this in Poky so that we get greater reuse on the autobuilders, and
> due to some issues with the C++ ABI the eSDK generation in master now requires
> uninative to be enabled.  The question is: do we now enable uninative by
> default in oe-core's nodistro (pointing at the yoctoproject tarball), or do we
> keep it disabled by default and require the user to enable uninative if they
> wish to build an eSDK?
> 
> Personally I'm torn: I don't like eSDK not working out of the box, but I don't
> really like oe-core nodistro depending on uninative.  Though enabling
> uninative globally does mean everything works out of the box, so following the
> principle of Least Surprise that's what we should do.

If we are supporing e-SDK in OE-Core then we should enable uninative too
on the same lines.

It does improve the user experience so I am in favor of adding it
unconditionally. May be tarball can be hosted on oe mirrors as well for
redundancy

> 
> Ross
> 
> 

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