1 files changed, 99 insertions, 0 deletions

diff --git a/meta/classes/rm_work.bbclass b/meta/classes/rm_work.bbclass
new file mode 100644
index 0000000000..f0f6d18249
--- /dev/null
+++ b/meta/classes/rm_work.bbclass
@@ -0,0 +1,99 @@
+#
+# 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"
+#
+
+# Use the completion scheduler by default when rm_work is active
+# to try and reduce disk usage
+BB_SCHEDULER ?= "completion"
+
+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 ${RM_WORK_EXCLUDE}; do
+        if [ "$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 [ $dir != 'temp' ]; 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
+            case $i in
+            *do_setscene*)
+                break
+                ;;
+            *sigdata*)
+                i=dummy
+                break
+                ;;
+            *do_package_write*)
+                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 $i
+    done
+}
+addtask rm_work after do_${RMWORK_ORIG_TASK}
+
+do_rm_work_all () {
+    :
+}
+do_rm_work_all[recrdeptask] = "do_rm_work"
+addtask rm_work_all after do_rm_work