Add a --debug-mode option to aapt.

When passed (with no needed parameters) to the aapt command line,
aapt will insert debuggable=true in the application node of the manifest
automatically.

This is to be used by the SDK tools to make true "debug" builds
that require no code/file change.

Change-Id: I6f0a7af7b7d51f26bb0ec012e6f142a6060b8618
diff --git a/tools/aapt/Bundle.h b/tools/aapt/Bundle.h
index 6a1f2d5..a1bc241 100644
--- a/tools/aapt/Bundle.h
+++ b/tools/aapt/Bundle.h
@@ -45,7 +45,7 @@
           mRClassDir(NULL), mResourceIntermediatesDir(NULL), mManifestMinSdkVersion(NULL),
           mMinSdkVersion(NULL), mTargetSdkVersion(NULL), mMaxSdkVersion(NULL),
           mVersionCode(NULL), mVersionName(NULL), mCustomPackage(NULL),
-          mMaxResVersion(NULL),
+          mMaxResVersion(NULL), mDebugMode(false),
           mArgc(0), mArgv(NULL)
         {}
     ~Bundle(void) {}
@@ -137,6 +137,8 @@
     void setCustomPackage(const char* val) { mCustomPackage = val; }
     const char* getMaxResVersion() const { return mMaxResVersion; }
     void setMaxResVersion(const char * val) { mMaxResVersion = val; }
+    bool getDebugMode() { return mDebugMode; }
+    void setDebugMode(bool val) { mDebugMode = val; }
 
     /*
      * Set and get the file specification.
@@ -234,6 +236,7 @@
     const char* mVersionName;
     const char* mCustomPackage;
     const char* mMaxResVersion;
+    bool        mDebugMode;
 
     /* file specification */
     int         mArgc;
diff --git a/tools/aapt/Main.cpp b/tools/aapt/Main.cpp
index f457cc8..71c023d 100644
--- a/tools/aapt/Main.cpp
+++ b/tools/aapt/Main.cpp
@@ -57,7 +57,7 @@
     fprintf(stderr,
         " %s p[ackage] [-d][-f][-m][-u][-v][-x][-z][-M AndroidManifest.xml] \\\n"
         "        [-0 extension [-0 extension ...]] [-g tolerance] [-j jarfile] \\\n"
-        "        [--min-sdk-version VAL] [--target-sdk-version VAL] \\\n"
+        "        [--debug-mode] [--min-sdk-version VAL] [--target-sdk-version VAL] \\\n"
         "        [--app-version VAL] [--app-version-name TEXT] [--custom-package VAL] \\\n"
         "        [--rename-manifest-package PACKAGE] \\\n"
         "        [--rename-instrumentation-target-package PACKAGE] \\\n"
@@ -124,6 +124,9 @@
         "   -0  specifies an additional extension for which such files will not\n"
         "       be stored compressed in the .apk.  An empty string means to not\n"
         "       compress any files at all.\n"
+        "   --debug-mode\n"
+        "       inserts android:debuggable=\"true\" in to the application node of the\n"
+        "       manifest, making the application debuggable even on production devices.\n"
         "   --min-sdk-version\n"
         "       inserts android:minSdkVersion in to manifest.  If the version is 7 or\n"
         "       higher, the default encoding for resources will be in UTF-8.\n"
@@ -392,7 +395,9 @@
                 }
                 break;
             case '-':
-                if (strcmp(cp, "-min-sdk-version") == 0) {
+                if (strcmp(cp, "-debug-mode") == 0) {
+                    bundle.setDebugMode(true);
+                } else if (strcmp(cp, "-min-sdk-version") == 0) {
                     argc--;
                     argv++;
                     if (!argc) {
diff --git a/tools/aapt/Resource.cpp b/tools/aapt/Resource.cpp
index bd84e23..9c5fcda2 100644
--- a/tools/aapt/Resource.cpp
+++ b/tools/aapt/Resource.cpp
@@ -678,6 +678,13 @@
                 bundle->getMaxSdkVersion());
     }
 
+    if (bundle->getDebugMode()) {
+        sp<XMLNode> application = root->getChildElement(String16(), String16("application"));
+        if (application != NULL) {
+            addTagAttribute(application, RESOURCES_ANDROID_NAMESPACE, "debuggable", "true");
+        }
+    }
+
     // Deal with manifest package name overrides
     const char* manifestPackageNameOverride = bundle->getManifestPackageNameOverride();
     if (manifestPackageNameOverride != NULL) {