[yocto] FW: tentative list of vars to be dropped from variable glossary

[Scott Rifenbark]

See chapter 4 of the dev manual (
http://www.yoctoproject.org/docs/latest/dev-manual/dev-manual.html) for
this adjustment.

Scott

On Thu, Mar 29, 2012 at 7:32 AM, Rifenbark, Scott M <
scott.m.rifenbark at intel.com> wrote:

>
>
> -----Original Message-----
> From: Richard Purdie [mailto:richard.purdie at linuxfoundation.org]
> Sent: Thursday, March 29, 2012 6:48 AM
> To: Rudolf Streif; Rifenbark, Scott M
> Cc: yocto at yoctoproject.org
> Subject: Re: [yocto] tentative list of vars to be dropped from variable
> glossary
>
> On Mon, 2012-03-26 at 16:50 -0700, Rudolf Streif wrote:
> > Thanks, Richard. Clearer now but not entirely.
> >
> >
> >
> >         >> BBMASK removes recipes from being parsed. It does not
> >         remove them from
> >         >> images although that would I guess be an indirect result
> >         since you could
> >         >>no longer build them.
> >
> >
> > Yes, it removes it from being parsed. I used, for test although not
> > sensible, BBMASK = "base-passwd". If I then tried building
> > core-image-minimal it fails with "Nothing provides base-passwd". If
> > one could use BBMASK to customize images as suggested
> > in
> http://www.yoctoproject.org/docs/latest/dev-manual/dev-manual.html#usingpoky-extend-customimage-localconfthen one would expect the package to be removed indirectly from the image.
> However, that does not happen, the build just fails.
>
> I hadn't realised Scott had added this to the customising images section
> of the manual. This is not what its designed for and we need to move
> this to somewhere less confusing.
>
> Scott: This is going to need to move somewhere else in the manual as
> this is confusing. I'm going to suggest a 4.12 section "Other tips and
> tricks" which says:
>
> """
> Sometimes there are groups of recipes you might wish to filter out. If
> there were recipes you know you're never going to want/use, removing
> them from parsing would speed up parts of the build for example.
>
> It is possible to filter or mask out both .bb and .bbappend files. You
> can do this by providing an expression with the BBMASK variable. Here is
> an example:
>
>     BBMASK = ".*/meta-mymachine/recipes-maybe/"
>
> Here, all .bb and .bbappend files in the directory that matches the
> expression are ignored during the build process.
> """
>
> Cheers,
>
> Richard
>
>
>
>
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