sdm660-common: Rework extract-files with --kang support

* Implementation from lineage vendor extract-files

Change-Id: I1170fcfa1ec237c9c0b322e9f268bdeb685b473a

extract-files.sh

@@ -33,20 +33,24 @@ if [ ! -f "$HELPER" ]; then
 fi
 . "$HELPER"
 
-# default to not sanitizing the vendor folder before extraction
-clean_vendor=false
+# Default to sanitizing the vendor folder before extraction
+CLEAN_VENDOR=true
 
-while [ "$1" != "" ]; do
-    case $1 in
-        -p | --path )           shift
-                                SRC=$1
-                                ;;
-        -s | --section )        shift
-                                SECTION=$1
-                                clean_vendor=false
-                                ;;
-        -c | --clean-vendor )   clean_vendor=true
-                                ;;
+while [ "${#}" -gt 0 ]; do
+    case "${1}" in
+        -n | --no-cleanup )
+            CLEAN_VENDOR=false
+            ;;
+        -k | --kang )
+                KANG="--kang"
+                ;;
+        -s | --section )
+                SECTION="${2}"; shift
+                CLEAN_VENDOR=false
+                ;;
+        * )
+                SRC="${1}"
+                ;;
     esac
     shift
 done
@@ -58,12 +62,14 @@ fi
 # Initialize the common helper
 setup_vendor "$DEVICE_COMMON" "$VENDOR" "$LINEAGE_ROOT" true $clean_vendor
 
-extract "$MY_DIR"/proprietary-files.txt "$SRC" "$SECTION"
+extract "$MY_DIR"/proprietary-files.txt "$SRC" \
+    "${KANG}" --section "${SECTION}"
 
 if [ -s "$MY_DIR"/../$DEVICE/proprietary-files.txt ]; then
     # Reinitialize the helper for device
     setup_vendor "$DEVICE" "$VENDOR" "$LINEAGE_ROOT" false "$CLEAN_VENDOR"
-    extract "$MY_DIR"/../$DEVICE/proprietary-files.txt "$SRC" "$SECTION"
+    extract "$MY_DIR"/../$DEVICE/proprietary-files.txt "$SRC" \
+    "${KANG}" --section "${SECTION}"
 fi
 
 "$MY_DIR"/setup-makefiles.sh