[yocto] How do I use layers to replacing system configuration files?

[Chris Tapp]

On 20 Feb 2011, at 18:04, Gary Thomas wrote:

> You'll need a meta-new/packages/netbase/netbase_4.44.bbappend file  
> which
> tells bitbake where to find your override files.  I do this all the  
> time,
> for example, I have a board with two targets:
>  $ tree meta-ppc/packages/netbase/
>  meta-ppc/packages/netbase/
>  ├── netbase-4.44
>  │   ├── cobra
>  │   │   ├── interfaces
>  │   └── ppc8379
>  │       ├── interfaces
>  └── netbase_4.44.bbappend
>  $ cat meta-ppc/packages/netbase/netbase_4.44.bbappend
>  THISDIR := "${@os.path.dirname(bb.data.getVar('FILE', d, True))}"
>  FILESPATH =. "${@base_set_filespath(["${THISDIR}/${PN}-${PV}"], d)}:"

Thanks. I was just looking at .bbappend when your message arrived ;-)

Section 4.8 of the Poky Reference Manual shows an even easier way of  
doing what I need. All the .bbappend has is:

FILESEXTRAPATHS := "${THISDIR}/${PN}"

Chris