[OE-core] [RFC PATCH 1/2] image.bbclass, kernel.bbclass: create warning file about deleting deploydir files

[Phil Blundell]

On Tue, 2011-08-23 at 08:44 +0200, Anders Darander wrote:
> * Koen Kooi <koen at dominion.thruhere.net> [110822 23:01]:
> > Op 17 aug. 2011, om 20:37 heeft Paul Eggleton het volgende geschreven:
> > > +	cp -n ${COREBASE}/meta/files/deploydir_readme.txt ${DEPLOY_DIR_IMAGE}/README_-_DO_NOT_DELETE_FILES_IN_THIS_DIRECTORY.txt
> > > +
> 
> > That doesn't work on my debian box:
> 
> > | + cp -n /OE/tentacle/sources/openembedded-core/meta/files/deploydir_readme.txt /OE/tentacle/build/tmp-angstrom_2010_x-eglibc/deploy/images/beagleboard/README_-_DO_NOT_DELETE_FILES_IN_THIS_DIRECTORY.txt
> > | cp: invalid option -- 'n'
> > | Try `cp --help' for more information.
> 
> Which debian version are you running?
> 
> I've seen no problem, as far as I can tell, on neither my ubuntu, nor my
> debian box. (Although I'm running debian sid on that one).

Irrespective of whether it happens to work or not on some or other
distro, "cp -n" isn't POSIX and we shouldn't be relying on it.

I can't really see why the -n option is needed here anyway.  It looks to
me like it could just be removed with no ill effects.

p.