[OE-core] [PATCH] bitbake.conf: point PERSISTENT_DIR outside TMPDIR

[Martin Jansa]

On Fri, Mar 04, 2011 at 02:01:26PM +0000, Richard Purdie wrote:
> On Fri, 2011-03-04 at 11:40 +0100, Martin Jansa wrote:
> > * sanity check warning user that he still has peristent cache in old location
> > * similar patch was sent to OE, to keep PERSISTENT_DIR location consistent
> >   http://lists.linuxtogo.org/pipermail/openembedded-devel/2011-March/030623.html
> > 
> > Signed-off-by: Martin Jansa <Martin.Jansa at gmail.com>
> > ---
> >  meta/classes/sanity.bbclass |    8 ++++++++
> >  meta/conf/bitbake.conf      |    2 +-
> >  meta/conf/sanity.conf       |    1 +
> >  3 files changed, 10 insertions(+), 1 deletions(-)
> 
> When I saw this on the OE list, I'd assumed you'd done what Poky had
> done, I've just realised you're moving this file to TOPDIR instead of
> TMPDIR.
> 
> My big concern here is that we really shouldn't be writing to data to
> the conf directory as its not what the user expects.
> 
> I say this knowing the raft of usability problems we've had every time
> we take something outside of TMPDIR as users have the expectation that
> deleting tmp wipes out all stored state and rebuilds. Having this file
> hidden in the conf directory breaks that expectation. Note there are
> only two things we place outside of TMPDIR, downloads and sstate data.
> Even things like buildstats which you might want to preserve over
> different builds are still inside TMPDIR.
> 
> Can we put it in cache as a top level file rather than machine specific?

And one more question from #oe to this topic:
./oe-2011-02-25:14:49 < JaMa> RP: I wonder if bb_codeparser.dat from
bitbake rev 4b7aab109f746ad9be2699c0fb6f4a4e65d65936 should be in shared
PERSISTENT_DIR or machine specific CACHE dir, what do you think?

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