[OE-core] lib/oe/sstatesig: Ensure packagegroups don't continually rebuild

[Otavio Salvador]

On Wed, Nov 6, 2013 at 9:42 PM, Richard Purdie
<richard.purdie at linuxfoundation.org> wrote:
> On Wed, 2013-11-06 at 16:51 -0200, Otavio Salvador wrote:
>> On Tue, Nov 5, 2013 at 8:15 PM, Richard Purdie
>> <richard.purdie at linuxfoundation.org> wrote:
>> > packagegroups are allarch and shouldn't change depending on the target
>> > or machine selected. In general they should have good stable namespaces
>> > for their dependencies. As such we can exclude them from rebuilding when
>> > dependency checksums change.
>> >
>> > Signed-off-by: Richard Purdie <richard.purdie at linuxfoundation.org>
>>
>> What about machine-base and core-boot? this may change depending on machine.
>
> Those already get marked as machine specific. I'd not expect
> dependencies to be changing package names there for example so I'm not
> sure this is an issue.

In:

+    def isPackageGroup(fn):
+        inherits = " ".join(dataCache.inherits[fn])
+        return "packagegroup.bbclass" in inherits

We must check PACKAGE_ARCH, no?

-- 
Otavio Salvador                             O.S. Systems
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