On czw, 2017-03-23 at 18:55 +0100, Michał Górny wrote:
> Alike the PMS-defined phases, sub-phases do not support leaving jobs
> behind. To avoid leaving something accidentally, make sure to reap all
> jobs (i.e. wait) post running the command. Warn if any stray processes
> are found since that indicates a bug in ebuild.
> ---
> eclass/multibuild.eclass | 12 ++++++++++++
> 1 file changed, 12 insertions(+)
>
> diff --git a/eclass/multibuild.eclass b/eclass/multibuild.eclass
> index 0f89e4ec0b83..a29218d8d840 100644
> --- a/eclass/multibuild.eclass
> +++ b/eclass/multibuild.eclass
> @@ -125,6 +125,18 @@ multibuild_foreach_variant() {
> _multibuild_run "${@}" \
> > >(exec tee -a "${T}/build-${MULTIBUILD_ID}.log") 2>&1
> lret=${?}
> +
> + # make sure no processes are left over
> + local leftovers=
> + while :; do
> + wait -n
> + [[ ${?} -eq 127 ]] && break || leftovers=1
> + done
> +
> + if [[ ${leftovers} ]]; then
> + ewarn "The multibuild function has left one or more
> processes running"
> + ewarn "in the background. Please report a bug."
> + fi
> done
> [[ ${ret} -eq 0 && ${lret} -ne 0 ]] && ret=${lret}
> Merged. -- Best regards, Michał Górny
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