On Fri, 2026-01-09 at 08:59 -0500, Bruce Ashfield wrote:
>
>
> On Fri, Jan 9, 2026 at 8:56 AM Bruce Ashfield via
> lists.openembedded.org
> <[email protected]> wrote:
> >
> >
> > On Thu, Jan 8, 2026 at 11:55 PM Alistair Francis via
> > lists.openembedded.org
> > <[email protected]> wrote:
> > > From: Alistair Francis <[email protected]>
> > >
> > > Allow the user to run the rustavailable kernel make command to
> > > determine
> > > if Rust is avaliable for kernel builds.
> > >
> > > Signed-off-by: Alistair Francis <[email protected]>
> > > ---
> > > meta/classes-recipe/cml1.bbclass | 9 +++++++++
> > > 1 file changed, 9 insertions(+)
> > >
> > > diff --git a/meta/classes-recipe/cml1.bbclass b/meta/classes-
> > > recipe/cml1.bbclass
> > > index 3c2b4da4af..efbdd2a795 100644
> > > --- a/meta/classes-recipe/cml1.bbclass
> > > +++ b/meta/classes-recipe/cml1.bbclass
> > > @@ -107,6 +107,15 @@ do_diffconfig[nostamp] = "1"
> > > do_diffconfig[dirs] = "${KCONFIG_CONFIG_ROOTDIR}"
> > > addtask diffconfig
> > >
> > > +python do_rustavailable() {
> > > + oe_terminal("sh -c 'make rustavailable; if [ $? -ne 0 ];
> > > then echo \"Command failed.\"; fi; printf \"Press any key to
> > > continue... \"; read r;'",
> > > + d.getVar('PN') + ' Configuration', d)
> > > +}
> > >
> >
> >
> > This seems a bit heavy to just determine if rust is available.
> > Since the
> > task is already after do_configure .. why not just check the
> > .config ?
The .config just tells you if it is/isn't available. The script tells
you why it isn't available, which can be helpful.
> >
> >
>
>
> and of course, I remember this right after hitting send.
>
> This class is used for more than just the kernel, so anything
> done needs to be safe for other non-kernel usecases.
Ah ok. I'll drop this then as it isn't that important and it's very
kernel specific.
Alistair
>
> Bruce
>
>
> > Bruce
> >
> >
> > > +
> > > +do_rustavailable[nostamp] = "1"
> > > +do_rustavailable[dirs] = "${KCONFIG_CONFIG_ROOTDIR}"
> > > +addtask rustavailable after do_configure
> > > +
> > > do_showconfig() {
> > > bbplain "Config file written to
> > > ${KCONFIG_CONFIG_ROOTDIR}/.config"
> > > }
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