From ee0cdce2a80f8cc033378134e37092bc467c0f38 Mon Sep 17 00:00:00 2001
From: Andreas Gampe <agampe@google.com>
Date: Mon, 8 Jun 2015 20:47:50 -0700
Subject: [PATCH] Frameworks/base: Add is64Bit method to Process

Add a public method to Process to query whether the current runtime
is running in 64-bit mode.

Bug: 21069469
Change-Id: Ifaf4251f05bbe5eba135fa977190e475632856bd
---
 api/current.txt                   |  1 +
 api/system-current.txt            |  1 +
 core/java/android/os/Process.java | 10 +++++++++-
 3 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/api/current.txt b/api/current.txt
index 0878e7e666445..7c4dab689e882 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -23461,6 +23461,7 @@ package android.os {
     method public static final int getGidForName(java.lang.String);
     method public static final int getThreadPriority(int) throws java.lang.IllegalArgumentException;
     method public static final int getUidForName(java.lang.String);
+    method public static final boolean is64Bit();
     method public static final void killProcess(int);
     method public static final int myPid();
     method public static final int myTid();
diff --git a/api/system-current.txt b/api/system-current.txt
index 7b5417b16f0da..f6a94d519abed 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -25387,6 +25387,7 @@ package android.os {
     method public static final int getGidForName(java.lang.String);
     method public static final int getThreadPriority(int) throws java.lang.IllegalArgumentException;
     method public static final int getUidForName(java.lang.String);
+    method public static final boolean is64Bit();
     method public static final void killProcess(int);
     method public static final int myPid();
     method public static final int myTid();
diff --git a/core/java/android/os/Process.java b/core/java/android/os/Process.java
index 009649fa0f904..dbb51464cb87a 100644
--- a/core/java/android/os/Process.java
+++ b/core/java/android/os/Process.java
@@ -21,6 +21,7 @@ import android.net.LocalSocketAddress;
 import android.system.Os;
 import android.util.Log;
 import com.android.internal.os.Zygote;
+import dalvik.system.VMRuntime;
 import java.io.BufferedWriter;
 import java.io.DataInputStream;
 import java.io.IOException;
@@ -744,7 +745,14 @@ public class Process {
      * @return  Returns the number of milliseconds this process has return.
      */
     public static final native long getElapsedCpuTime();
-    
+
+    /**
+     * Returns true if the current process is a 64-bit runtime.
+     */
+    public static final boolean is64Bit() {
+        return VMRuntime.getRuntime().is64Bit();
+    }
+
     /**
      * Returns the identifier of this process, which can be used with
      * {@link #killProcess} and {@link #sendSignal}.