Add samsung specific changes

scripts/lego/kclean.sh

@@ -0,0 +1,37 @@
+#!/bin/sh
+
+clean_up() {
+  rm -vf $filelog
+  find "$(dirname $filelog)" -name *.lego.updated | xargs rm -vf
+}
+
+trap clean_up EXIT
+
+filelog="$1"
+[ -f $filelog ] || exit 0
+
+sort -ru < $filelog | while IFS= read -r line
+do
+  # Current format example
+  # {module}:{method}:{path}:{kernel(optional)}
+  module=$(echo $line | cut -d':' -f 1)
+  method=$(echo $line | cut -d':' -f 2)
+  path=$(echo $line | cut -d':' -f 3)
+  if [ "$method" = "C" ]
+  then
+    rm -vf "$path"
+  elif [ "$method" = "U" ]
+  then
+    if [ "$module" = "NONE" ]
+    then
+      # Update Kconfig for source or Update Makefile for obj-y
+      add_lines=$(grep "ADDED BY LEGO" $path || true)
+      # clean up
+      [ -f "${path}" ] && [ -n "$add_lines" ] && echo "CLEAR     ${path}" \
+        && cat ${path} | grep -v "ADDED BY LEGO" > ${path}.tmp && mv ${path}.tmp ${path}
+    else
+      bpath="$(dirname $path)/.$(basename $path).lego.updated"
+      [ -f "$bpath" ] && echo "ROLLBACK  $path" && mv -vf "$bpath" "$path"
+    fi
+  fi
+done