[PATCH] UBUNTU: snapcraft.yaml: copy retpoline-extract-one to scripts before build

[Colin Ian King]

On 17/07/18 15:51, Paolo Pisati wrote:
> BugLink: http://bugs.launchpad.net/bugs/1782121

I don't think that's the correct bug link

> 
> The Ubuntu kernel source code depends on the presence of the
> retpoline-extract-one file in the script directory during build (see
> scripts/Makefile.build::cmd_ubuntu_retpoline) - such a file lives in the debian
> directory and is copied to scripts during the 'debian/rules clean' phase.
> 
> Snapcraft is oblivious to the debian details, and the clean target is never
> invoked, breaking the normal kernel build (make defconfig; make ...).
> 
> To workaround that, before starting the build, make snapcraft do the copy and
> fix the build.
> 
> Signed-off-by: Paolo Pisati <paolo.pisati at canonical.com>
> ---
>  snapcraft.yaml | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/snapcraft.yaml b/snapcraft.yaml
> index 9eb3f40..f96d4aa 100644
> --- a/snapcraft.yaml
> +++ b/snapcraft.yaml
> @@ -17,6 +17,10 @@ parts:
>      kconfigflavour: generic
>      kconfigs:
>        - CONFIG_DEBUG_INFO=n
> +    override-build: |
> +      cp debian/scripts/retpoline-extract-one \
> +        $SNAPCRAFT_PART_BUILD/scripts/ubuntu-retpoline-extract-one
> +      snapcraftctl build
>    firmware:
>      plugin: nil
>      stage-packages:
>