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|
#
# Removes source after build
#
# To use it add that line to conf/local.conf:
#
# INHERIT += "rm_work"
#
# To inhibit rm_work for some recipes, specify them in RM_WORK_EXCLUDE.
# For example, in conf/local.conf:
#
# RM_WORK_EXCLUDE += "icu-native icu busybox"
#
# Recipes can also configure which entries in their ${WORKDIR}
# are preserved besides temp, which already gets excluded by default
# because it contains logs:
# do_install_append () {
# echo "bar" >${WORKDIR}/foo
# }
# RM_WORK_EXCLUDE_ITEMS += "foo"
RM_WORK_EXCLUDE_ITEMS = "temp"
# Use the completion scheduler by default when rm_work is active
# to try and reduce disk usage
BB_SCHEDULER ?= "completion"
# Run the rm_work task in the idle scheduling class
BB_TASK_IONICE_LEVEL_task-rm_work = "3.0"
do_rm_work () {
# If the recipe name is in the RM_WORK_EXCLUDE, skip the recipe.
for p in ${RM_WORK_EXCLUDE}; do
if [ "$p" = "${PN}" ]; then
bbnote "rm_work: Skipping ${PN} since it is in RM_WORK_EXCLUDE"
exit 0
fi
done
cd ${WORKDIR}
for dir in *
do
# Retain only logs and other files in temp, safely ignore
# failures of removing pseudo folers on NFS2/3 server.
if [ $dir = 'pseudo' ]; then
rm -rf $dir 2> /dev/null || true
elif ! echo '${RM_WORK_EXCLUDE_ITEMS}' | grep -q -w "$dir"; then
rm -rf $dir
fi
done
# Need to add pseudo back or subsqeuent work in this workdir
# might fail since setscene may not rerun to recreate it
mkdir -p ${WORKDIR}/pseudo/
# Change normal stamps into setscene stamps as they better reflect the
# fact WORKDIR is now empty
# Also leave noexec stamps since setscene stamps don't cover them
cd `dirname ${STAMP}`
for i in `basename ${STAMP}`*
do
for j in ${SSTATETASKS} do_shared_workdir
do
case $i in
*do_setscene*)
break
;;
*sigdata*|*sigbasedata*)
i=dummy
break
;;
*do_package_write*)
i=dummy
break
;;
*do_rootfs*|*do_image*|*do_bootimg*|*do_bootdirectdisk*|*do_vmimg*|*do_write_qemuboot_conf*)
i=dummy
break
;;
*do_build*)
i=dummy
break
;;
# We remove do_package entirely, including any
# sstate version since otherwise we'd need to leave 'plaindirs' around
# such as 'packages' and 'packages-split' and these can be large. No end
# of chain tasks depend directly on do_package anymore.
*do_package|*do_package.*|*do_package_setscene.*)
rm -f $i;
i=dummy
break
;;
*_setscene*)
i=dummy
break
;;
*$j|*$j.*)
mv $i `echo $i | sed -e "s#${j}#${j}_setscene#"`
i=dummy
break
;;
esac
done
rm -f $i
done
}
do_rm_work_all () {
:
}
do_rm_work_all[recrdeptask] = "do_rm_work"
do_rm_work_all[noexec] = "1"
addtask rm_work_all after before do_build
do_populate_sdk[postfuncs] += "rm_work_populatesdk"
rm_work_populatesdk () {
:
}
rm_work_populatesdk[cleandirs] = "${WORKDIR}/sdk"
do_image_complete[postfuncs] += "rm_work_rootfs"
rm_work_rootfs () {
:
}
rm_work_rootfs[cleandirs] = "${WORKDIR}/rootfs"
# We have to add the do_rmwork task already now, because all tasks are
# meant to be defined before the RecipeTaskPreProcess event triggers.
# The inject_rm_work event handler then merely changes task dependencies.
addtask do_rm_work
addhandler inject_rm_work
inject_rm_work[eventmask] = "bb.event.RecipeTaskPreProcess"
python inject_rm_work() {
if bb.data.inherits_class('kernel', d):
d.appendVar("RM_WORK_EXCLUDE", ' ' + d.getVar("PN"))
# If the recipe name is in the RM_WORK_EXCLUDE, skip the recipe.
excludes = (d.getVar("RM_WORK_EXCLUDE") or "").split()
pn = d.getVar("PN")
if pn in excludes:
d.delVarFlag('rm_work_rootfs', 'cleandirs')
d.delVarFlag('rm_work_populatesdk', 'cleandirs')
else:
# Inject do_rm_work into the tasks of the current recipe such that do_build
# depends on it and that it runs after all other tasks that block do_build,
# i.e. after all work on the current recipe is done. The reason for taking
# this approach instead of making do_rm_work depend on do_build is that
# do_build inherits additional runtime dependencies on
# other recipes and thus will typically run much later than completion of
# work in the recipe itself.
deps = set(bb.build.preceedtask('do_build', True, d))
deps.difference_update(('do_build', 'do_rm_work_all'))
# In practice, addtask() here merely updates the dependencies.
bb.build.addtask('do_rm_work', 'do_build', ' '.join(deps), d)
}
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