On Mon, Apr 18, 2016 at 7:19 PM Christopher Larson <[email protected]> wrote:
> On Mon, Apr 18, 2016 at 6:38 PM Paul Eggleton < > [email protected]> wrote: > >> On Mon, 18 Apr 2016 21:01:27 Denys Dmytriyenko wrote: >> > On Tue, Apr 19, 2016 at 10:35:29AM +1200, Paul Eggleton wrote: >> > > Hi Denys, >> > > On Mon, 18 Apr 2016 18:14:55 Denys Dmytriyenko wrote: >> > > > I'm still using the old-style SDK (meta-toolchain) for our products >> due >> > > > to some code customizations in it and some of our use cases rely on >> the >> > > > opkg package management database being present in sysroots, so >> packages >> > > > can be manipulated in SDK with opkg command. It appears that >> > > > /var/lib/opkg is now empty and the package database is no longer >> > > > supplied with the SDK. >> > > > >> > > > I know about the new-style populate_sdk and the even newer >> Extensible >> > > > SDK, but not yet ready to convert our old use cases to that. Since >> there >> > > > were lots of changes around the way SDKs work in OE-Core in the past >> > > > couple releases, I'm failing to find the change that causes opkg DB >> to >> > > > be missing from the old style SDK. I'll appreciate any pointers in >> > > > helping me debug and/or fix this issue with my SDKs. Thanks. >> > > >> > > As far as ipk is concerned I think it was this commit: >> > > >> http://cgit.openembedded.org/openembedded-core/commit/?id=c8e0ec2da9ad4c >> > > e1c103966906a85f68c15400dd> >> > > Unfortunately it wasn't made optional. >> > >> > Thanks, Paul! >> > >> > Unfortunately, the change is in the library, which is quite difficult to >> > override in another layer... >> > > > Actually, overriding a library is trivial given the way we do our python > package. Copy meta/lib/oe/__init__.py into <your layer>/lib/oe/, copy > meta/lib/oe/sdk.py to <your layer>/lib/oe/ and modify, and make sure your > layer is prioritized correctly, and your forked version will be used in > preference. > > It's not ideal, for the same reasons it's not ideal to override a class -- > you're stuck keeping it in sync, so for that reason I'd not recommend it, > but it's not difficult to do the override :) > Just as an FYI, we've done this on many occasions in meta-mentor-staging as a temporary measure while waiting for the fix to propagate to upstream. It's handy for cases like that, where the lifetime is limited.
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