diff options
Diffstat (limited to 'import-layers/yocto-poky/meta/classes/rm_work.bbclass')
-rw-r--r-- | import-layers/yocto-poky/meta/classes/rm_work.bbclass | 67 |
1 files changed, 55 insertions, 12 deletions
diff --git a/import-layers/yocto-poky/meta/classes/rm_work.bbclass b/import-layers/yocto-poky/meta/classes/rm_work.bbclass index 64b6981a4..badeaeba0 100644 --- a/import-layers/yocto-poky/meta/classes/rm_work.bbclass +++ b/import-layers/yocto-poky/meta/classes/rm_work.bbclass @@ -10,6 +10,14 @@ # # 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 @@ -18,9 +26,6 @@ BB_SCHEDULER ?= "completion" # Run the rm_work task in the idle scheduling class BB_TASK_IONICE_LEVEL_task-rm_work = "3.0" -RMWORK_ORIG_TASK := "${BB_DEFAULT_TASK}" -BB_DEFAULT_TASK = "rm_work_all" - do_rm_work () { # If the recipe name is in the RM_WORK_EXCLUDE, skip the recipe. for p in ${RM_WORK_EXCLUDE}; do @@ -37,7 +42,7 @@ do_rm_work () { # failures of removing pseudo folers on NFS2/3 server. if [ $dir = 'pseudo' ]; then rm -rf $dir 2> /dev/null || true - elif [ $dir != 'temp' ]; then + elif ! echo '${RM_WORK_EXCLUDE_ITEMS}' | grep -q -w "$dir"; then rm -rf $dir fi done @@ -66,7 +71,7 @@ do_rm_work () { i=dummy break ;; - *do_rootfs*|*do_image*|*do_bootimg*|*do_bootdirectdisk*|*do_vmimg*) + *do_rootfs*|*do_image*|*do_bootimg*|*do_bootdirectdisk*|*do_vmimg*|*do_write_qemuboot_conf*) i=dummy break ;; @@ -97,13 +102,12 @@ do_rm_work () { rm -f $i done } -addtask rm_work after do_${RMWORK_ORIG_TASK} - do_rm_work_all () { : } do_rm_work_all[recrdeptask] = "do_rm_work" -addtask rm_work_all after 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 () { @@ -117,13 +121,52 @@ rm_work_rootfs () { } rm_work_rootfs[cleandirs] = "${WORKDIR}/rootfs" -python () { +# This task can be used instead of do_build to trigger building +# without also invoking do_rm_work. It only exists when rm_work.bbclass +# is active, otherwise do_build needs to be used. +# +# The intended usage is +# ${@ d.getVar('RM_WORK_BUILD_WITHOUT') or 'do_build'} +# in places that previously used just 'do_build'. +RM_WORK_BUILD_WITHOUT = "do_build_without_rm_work" +do_build_without_rm_work () { + : +} +do_build_without_rm_work[noexec] = "1" + +# We have to add these tasks 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 +addtask do_build_without_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", True)) + 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", True) or "").split() - pn = d.getVar("PN", True) + excludes = (d.getVar("RM_WORK_EXCLUDE") or "").split() + pn = d.getVar("PN") + + # Determine what do_build depends upon, without including do_build + # itself or our own special do_rm_work_all. + deps = set(bb.build.preceedtask('do_build', True, d)) + deps.difference_update(('do_build', 'do_rm_work_all')) + 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. + # In practice, addtask() here merely updates the dependencies. + bb.build.addtask('do_rm_work', 'do_build', ' '.join(deps), d) + + # Always update do_build_without_rm_work dependencies. + bb.build.addtask('do_build_without_rm_work', '', ' '.join(deps), d) } |