fixup! extract_utils: implement patchelf

* Move $PATCHELF exporting from oat2dex to setup_vendor
* Since it requires $HOST to be set, let's make it global, so oat2dex can also use it

Change-Id: I4556a3c19cd01c9b3a68d358d19a361217d9c3c1

extract_utils.sh

@@ -30,6 +30,7 @@ ARCHES=
 FULLY_DEODEXED=-1
 
 TMPDIR=$(mktemp -d)
+HOST="$(uname | tr '[:upper:]' '[:lower:]')"
 
 #
 # cleanup
@@ -102,6 +103,10 @@ function setup_vendor() {
         VENDOR_STATE=0
         VENDOR_RADIO_STATE=0
     fi
+
+    if [ -z "$PATCHELF" ]; then
+        export PATCHELF="$LINEAGE_ROOT"/prebuilts/tools-lineage/${HOST}-x86/bin/patchelf
+    fi
 }
 
 # Helper functions for parsing a spec.
@@ -1249,7 +1254,6 @@ function oat2dex() {
     local SRC="$3"
     local TARGET=
     local OAT=
-    local HOST="$(uname | tr '[:upper:]' '[:lower:]')"
 
     if [ -z "$BAKSMALIJAR" ] || [ -z "$SMALIJAR" ]; then
         export BAKSMALIJAR="$LINEAGE_ROOT"/prebuilts/tools-lineage/common/smali/baksmali.jar
@@ -1264,10 +1268,6 @@ function oat2dex() {
         export CDEXCONVERTER="$LINEAGE_ROOT"/prebuilts/tools-lineage/${HOST}-x86/bin/compact_dex_converter
     fi
 
-    if [ -z "$PATCHELF" ]; then
-        export PATCHELF="$LINEAGE_ROOT"/prebuilts/tools-lineage/${HOST}-x86/bin/patchelf
-    fi
-
     # Extract existing boot.oats to the temp folder
     if [ -z "$ARCHES" ]; then
         echo "Checking if system is odexed and locating boot.oats..."