[yocto] sysroot question

[Joshua Lock]

On Wed, 2017-02-08 at 12:12 +0100, Gary Thomas wrote:
> On 2017-02-08 11:42, Gary Thomas wrote:
> > I had a recipe that used to work and now fails after the change
> > to the split sysroots.  I'm building an out-of-tree kernel module
> > and patterned my recipe after the meta-skeleton example. My recipe
> > has this setup:
> > 
> > inherit module-base kernel-module-split
> > 
> > do_compile() {
> >     unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS
> >     oe_runmake KERNEL_PATH=${STAGING_KERNEL_DIR}   \
> >            KERNEL_VERSION=${KERNEL_VERSION}    \
> >            CC="${KERNEL_CC}" LD="${KERNEL_LD}" \
> >            AR="${KERNEL_AR}" \
> >                O=${STAGING_KERNEL_BUILDDIR} \
> >            install
> > }
> > 
> > The problem is that ${CC} (arm-amltd-linux-gnueabi-gcc) can no
> > longer be
> > found.  I know it's available, just not sure what needs to change
> > to be
> > able to find it.
> > 
> > $ find tmp/work/teton_p7618-amltd-linux-gnueabi/my-module/ -name
> > "arm*gcc"
> > tmp/work/teton_p7618-amltd-linux-gnueabi/my-module/5.2.2-r2-
> > r0/recipe-sysroot-native/usr/libexec/arm-amltd-linux-
> > gnueabi/gcc/arm-amltd-linux-gnueabi/5.4.0/arm-amltd-linux-gnueabi-
> > gcc
> > 
> > tmp/work/teton_p7618-amltd-linux-gnueabi/my-module/5.2.2-r2-
> > r0/recipe-sysroot-native/usr/bin/arm-amltd-linux-gnueabi/arm-amltd-
> > linux-gnueabi-gcc
> > 
> > 
> > 
> > Any suggestions on how I fix this?
> > 
> > Thanks
> > 
> 
> It looks like the failure is actually happening in a class method
> (make_scripts)
> My recipe also contains this
>    addtask make_scripts after do_patch before do_compile
> which doesn't seem to be setting the ${PATH} correctly anymore.
> 
> Any ideas what might be missing?

Does make_scripts set cwd using the dirs varflag?

http://www.yoctoproject.org/docs/latest/bitbake-user-manual/bitbake-use
r-manual.html#variable-flags

i.e. meta/classes/base.bbclass:do_compile[dirs] = "${B}"

Joshua