Re: The coreutils-native race...

[Koen Kooi <k.kooi@student.utwente.nl>]

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On 25-04-10 19:48, Tom Rini wrote:
> Hey all.  I thought I would try and explain what Chris has been up to
> with at least some of the base.bbclass changes (the ones related to
> md5sum and cp).
> 
> Right now, with a big enough BB_NUM_THREADS we can get into a race where
> coreutils-native is installing programs and elsewhere we are in a
> do_fetch and either trying to use 'cp' or 'md5sum', and blam, we try and
> invoke the program while it's being installed (and see things like
> sh: /path/to/staging/i686-linux/usr/bin/cp: Textfile is busy).
> 
> There's a few ways out of this:
> 1) Don't rely on 'cp' and 'md5sum' anymore but use python for it.
> 2) Make an oe_cp and oe_md5sum to go with oe_sha256sum
> 3) IIRC, the big part of coreutils-native was a fully functional,
> always, 'install'.  We could just copy the install we build or provide
> an install wrapper (oe_install) or so
> 4) ???

Even thought I loathe python, option 1 sounds like a nice way to go
since it doesn't involve butchering recipes.

regards,

Koen
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