[poky] a new problem with sstate

[Joshua Lock]

On Wed, 2010-11-17 at 21:21 +0800, Tian, Kevin wrote:
> When looking into the problem why some prebuilts can't be reused, I've struggled with
> another issue these days. It's more severe because the 2nd build can't even succeed
> when prebuilt is used.
> 
> The failure happened randomly on eglibc, eglibc-initial, and gcc-runtime. The error log
> shows that either gcc libraries or eglibc headers are not correctly installed when building
> those recipes. This first led me to think about potential dependency problem among 
> those recipes. However this only happens when prebuilt is used. A fresh build just 
> succeeds.
> 
> Finally it turns out from two factors:
> 
> 	o sstate.bbclass has special handling about -initial and -intermediate recipes. If 
> a complete (e.g. gcc-cross or eglibc) setscene function has been invoked already, 
> installation for those special sstate packages is skipped, while still marked as 
> accelerate-able

The special casing in the sstate class was added to work around the fact
that the toolchain bootstrap overwrites some pieces of the sysroot
(bug#239).

http://bugzilla.yoctoproject.org/show_bug.cgi?id=239

If this is still not working is there anything stopping us from
expanding the workaround Richard started in
ecf2eb1efa145d5c8f350697ec605ea58beb9ba7 as a temporary fix until bug
239 is fixed?

http://git.yoctoproject.org/cgit/cgit.cgi/poky/commit/?id=ecf2eb1efa145d5c8f350697ec605ea58beb9ba7

Cheers,
Joshua
-- 
Joshua Lock
        Intel Open Source Technology Centre