zte's code,first commit

Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/app/busybox/src/scripts/mkdiff_obj_bloat b/ap/app/busybox/src/scripts/mkdiff_obj_bloat
new file mode 100755
index 0000000..63b2c2e
--- /dev/null
+++ b/ap/app/busybox/src/scripts/mkdiff_obj_bloat
@@ -0,0 +1,33 @@
+#!/bin/sh
+
+test -d "$1" || exit 1
+test -d "$2" || exit 1
+
+{
+	(
+		cd "$1" || exit 1
+		find -name '*.o' -o -name '*.os' # -o -name '*.so'
+	)
+	(
+		cd "$2" || exit 1
+		find -name '*.o' -o -name '*.os' # -o -name '*.so'
+	)
+} | sed 's:^\./::' | sort | uniq | \
+tee LST | \
+(
+IFS=''
+while read -r oname; do
+	if ! test -f "$1/$oname"; then
+		echo "Only $2/$oname"
+		continue
+	fi
+	if ! test -f "$2/$oname"; then
+		echo "Only $1/$oname"
+		continue
+	fi
+	$1/scripts/bloat-o-meter $1/$oname $2/$oname | grep 'otal: 0 byte' >/dev/null && continue
+	$1/scripts/bloat-o-meter $1/$oname $2/$oname
+	size $1/$oname $2/$oname
+	echo
+done
+)