From f297054c1bfe38a7b55ed9becce37144e7b070ca Mon Sep 17 00:00:00 2001
From: Michael Gernoth <michael@gernoth.net>
Date: Mon, 29 Oct 2012 13:44:59 +0100
Subject: [PATCH] add logging to runAsRoot

---
 .../rmdir/ms2debounce/DebounceModuleHelper.java   | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/MS2Debounce/src/de/rmdir/ms2debounce/DebounceModuleHelper.java b/MS2Debounce/src/de/rmdir/ms2debounce/DebounceModuleHelper.java
index b01b2b5..2b088d7 100644
--- a/MS2Debounce/src/de/rmdir/ms2debounce/DebounceModuleHelper.java
+++ b/MS2Debounce/src/de/rmdir/ms2debounce/DebounceModuleHelper.java
@@ -11,6 +11,7 @@ import java.io.DataOutputStream;
 
 import android.content.Context;
 import android.content.SharedPreferences;
+import android.util.Log;
 
 public class DebounceModuleHelper
 {
@@ -18,6 +19,8 @@ public class DebounceModuleHelper
 	public static final String PREFS_NAME = "DebounceCfg";
 	final int SUPERUSER_REQUEST = 4223;
 
+	private static final String TAG = "DebounceModuleHelper";
+
 	public DebounceModuleHelper(Context context) {
 		ctx = context;
 	}
@@ -44,9 +47,11 @@ public class DebounceModuleHelper
 	protected void runAsRoot(String command) throws NotRootedException,ShellException {
 		Process rootcmd;
 
+		Log.i(TAG, "Running as root: " + command);
 		try {
 			rootcmd = Runtime.getRuntime().exec(new String[]{"su","-c","sh"});
 		} catch (java.io.IOException e) {
+			Log.e(TAG, "Got IOException: " + e.getMessage() + " (" + e.getCause() + ")");
 			throw new NotRootedException();
 		}
 
@@ -57,15 +62,23 @@ public class DebounceModuleHelper
 			sh.flush();
 			sh.close();
 		} catch (java.io.IOException e) {
+			Log.e(TAG, "Got IOException: " + e.getMessage() + " (" + e.getCause() + ")");
 			throw new ShellException();
 		}
 
 		try {
-			if (rootcmd.waitFor() != 0)
+			int r = rootcmd.waitFor();
+
+			if (r != 0) {
+				Log.e(TAG, "Process returned: " + r);
 				throw new ShellException();
+			}
 		} catch (java.lang.InterruptedException e) {
+			Log.e(TAG, "Got InterruptedException: " + e.getMessage() + " (" + e.getCause() + ")");
 			throw new ShellException();
 		}
+
+		Log.i(TAG, "Process executed successfully");
 	}
 
 	public synchronized boolean _loadModule() throws NotRootedException,ShellException {
-- 
2.39.2