[OE-core] [oe-commits] Laurentiu Palcu : mesa: rename mesa-dri recipe to just mesa

[Martin Jansa]

On Mon, Mar 25, 2013 at 03:22:47PM +0000, Richard Purdie wrote:
> On Mon, 2013-03-25 at 15:52 +0100, Martin Jansa wrote:
> > On Mon, Mar 25, 2013 at 04:16:54PM +0200, Laurentiu Palcu wrote:
> > > 
> > > 
> > > On 03/25/2013 04:08 PM, Martin Jansa wrote:
> > > > On Fri, Mar 22, 2013 at 05:05:39PM +0000, git at git.openembedded.org wrote:
> > > >> Module: openembedded-core.git
> > > >> Branch: master
> > > >> Commit: c8bbb9983bcc7cfc5332e89c3e8148505b4ca83f
> > > >> URL:    http://git.openembedded.org/?p=openembedded-core.git&a=commit;h=c8bbb9983bcc7cfc5332e89c3e8148505b4ca83f
> > > >>
> > > >> Author: Laurentiu Palcu <laurentiu.palcu at intel.com>
> > > >> Date:   Tue Mar 19 18:23:56 2013 +0200
> > > >>
> > > >> mesa: rename mesa-dri recipe to just mesa
> > > >>
> > > >> Rename mesa-dri recipes to just mesa. Also, replace all references to
> > > >> mesa-dri in all recipes/configs.
> > > >>
> > > >> The reason for this renaming (quote from bugzilla):
> > > >>
> > > >> "mesa-dri is a artefact of mesa-xlib existing, which doesn't anymore.
> > > >> mesa-dri should be renamed to mesa."
> > > >>
> > > >> [YOCTO #3385]
> > > > 
> > > > How is this supposed to work with incremental builds?
> > > > 
> > > > WARNING: The recipe mesa is trying to install files into a shared area
> > > > when those files already exist. Those files and their manifest location
> > > > are:
> > > >    /OE/shr-core/tmp-eglibc/sysroots/qemux86-64/usr/lib/libGLESv2.so
> > > >    Matched in manifest-qemux86-64-mesa-dri
> > > >    /OE/shr-core/tmp-eglibc/sysroots/qemux86-64/usr/lib/libgbm.la
> > > >    Matched in manifest-qemux86-64-mesa-dri
> > > >    /OE/shr-core/tmp-eglibc/sysroots/qemux86-64/usr/lib/libgbm.so.1.0.0
> > > >    Matched in manifest-qemux86-64-mesa-dri
> > > >    /OE/shr-core/tmp-eglibc/sysroots/qemux86-64/usr/lib/libGLESv2.so.2.0.0
> > > >    Matched in manifest-qemux86-64-mesa-dri
> > > >    /OE/shr-core/tmp-eglibc/sysroots/qemux86-64/usr/lib/libGLESv1_CM.so.1.1.0
> > > >    Matched in manifest-qemux86-64-mesa-dri
> > > >    /OE/shr-core/tmp-eglibc/sysroots/qemux86-64/usr/lib/libGLESv1_CM.la
> > > > .. and lot more ..
> > > > 
> > > > from what I remember this means, that old mesa-dri files will be kept in
> > > > sysroot until I do build from scratch (or sstate-cache). That can be
> > > > pretty bad when mesa is upgraded to some new version required by other
> > > > components and my incremental sysroot will still keep old mesa-dri
> > > > instead.
> > > > 
> > > > Yes, I can cleansstate mesa-dri before updating oe-core to include this
> > > > commit or revert this commit to cleansstate and then remove revert..
> > > > but that's not something average OE user will understand and do.
> > > 
> > > I understand your point here but, frankly, I have no clue how this could
> > > have been avoided... Are there any means in oe-core that would allow
> > > removing the old files from the sysroot?
> > 
> > I don't think there is something for that now, but the same problem is
> > for PACKAGE_ARCH changes :/. I'm not sure if such renames and arch
> > changes are worth it without proper support in OE.
> > 
> > Maybe we should introduce something like:
> > REPLACES = "${TUNE_PKGARCH}:mesa-dri"
> > 
> > and use it for PACKAGE_ARCH changes too (e.g. from TUNE_PKGARCH to
> > allarch)
> > REPLACES = "${TUNE_PKGARCH}:foo"
> > This can be a bit more complicated because it would create variable
> > dependency from new allarch recipe to old PKGARCH (to know which files
> > need to be removed) :/.
> 
> I agree there is a problem in this area and at the moment I'm struggling
> to see how we can fix it. We probably do need some extra information to
> hint to sstate what should be removed as currently it can't figure it
> out.
> 
> Can you file an enhancement request with the above idea and a general
> description of the problem cases we've seen so far?

done
https://bugzilla.yoctoproject.org/show_bug.cgi?id=4102

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