Add --custom-package to aapt

This is needed to add library support to the SDK.

The goal is to have libraries and main project use the same
package for the R/Manifest classes to that they can share code
and resources.

BUG 2293994

Change-Id: Ie4cdb5a3bdabe1760a91316fd8969e4f53344bf9

3 files changed, 25 insertions, 6 deletions

diff --git a/tools/aapt/Bundle.h b/tools/aapt/Bundle.h
index 1ac13f2..77df6e5 100644
--- a/tools/aapt/Bundle.h
+++ b/tools/aapt/Bundle.h
@@ -43,7 +43,7 @@ public:
           mAndroidManifestFile(NULL), mPublicOutputFile(NULL),
           mRClassDir(NULL), mResourceIntermediatesDir(NULL),
           mMinSdkVersion(NULL), mTargetSdkVersion(NULL), mMaxSdkVersion(NULL),
-          mVersionCode(NULL), mVersionName(NULL),
+          mVersionCode(NULL), mVersionName(NULL), mCustomPackage(NULL),
           mArgc(0), mArgv(NULL)
         {}
     ~Bundle(void) {}
@@ -121,6 +121,8 @@ public:
     void setVersionCode(const char*  val) { mVersionCode = val; }
     const char* getVersionName() const { return mVersionName; }
     void setVersionName(const char* val) { mVersionName = val; }
+    const char* getCustomPackage() const { return mCustomPackage; }
+    void setCustomPackage(const char* val) { mCustomPackage = val; }
 
     /*
      * Set and get the file specification.
@@ -182,6 +184,7 @@ private:
     const char* mMaxSdkVersion;
     const char* mVersionCode;
     const char* mVersionName;
+    const char* mCustomPackage;
 
     /* file specification */
     int         mArgc;
diff --git a/tools/aapt/Command.cpp b/tools/aapt/Command.cpp
index 1a536d6..0ef5d55 100644
--- a/tools/aapt/Command.cpp
+++ b/tools/aapt/Command.cpp
@@ -1151,7 +1151,12 @@ int doPackage(Bundle* bundle)
 
     // Write out R.java constants
     if (assets->getPackage() == assets->getSymbolsPrivatePackage()) {
-        err = writeResourceSymbols(bundle, assets, assets->getPackage(), true);
+        if (bundle->getCustomPackage() == NULL) {
+            err = writeResourceSymbols(bundle, assets, assets->getPackage(), true);
+        } else {
+            const String8 customPkg(bundle->getCustomPackage());
+            err = writeResourceSymbols(bundle, assets, customPkg, true);
+        }
         if (err < 0) {
             goto bail;
         }
diff --git a/tools/aapt/Main.cpp b/tools/aapt/Main.cpp
index 98286c0..0b51ad8 100644
--- a/tools/aapt/Main.cpp
+++ b/tools/aapt/Main.cpp
@@ -59,7 +59,7 @@ void usage(void)
         "        [-0 extension [-0 extension ...]] [-g tolerance] [-j jarfile] \\\n"
         "        [--min-sdk-version VAL] [--target-sdk-version VAL] \\\n"
         "        [--max-sdk-version VAL] [--app-version VAL] \\\n"
-        "        [--app-version-name TEXT]\\\n"
+        "        [--app-version-name TEXT] [--custom-package VAL] \\\n"
         "        [-I base-package [-I base-package ...]] \\\n"
         "        [-A asset-source-dir]  [-G class-list-file] [-P public-definitions-file] \\\n"
         "        [-S resource-sources [-S resource-sources ...]] "
@@ -116,8 +116,8 @@ void usage(void)
         "   -J  specify where to output R.java resource constant definitions\n"
         "   -M  specify full path to AndroidManifest.xml to include in zip\n"
         "   -P  specify where to output public resource definitions\n"
-        "   -S  directory in which to find resources.  Multiple directories will be scanned"
-        "       and the first match found (left to right) will take precedence."
+        "   -S  directory in which to find resources.  Multiple directories will be scanned\n"
+        "       and the first match found (left to right) will take precedence.\n"
         "   -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"
@@ -132,7 +132,9 @@ void usage(void)
         "   --version-code\n"
         "       inserts android:versionCode in to manifest.\n"
         "   --version-name\n"
-        "       inserts android:versionName in to manifest.\n");
+        "       inserts android:versionName in to manifest.\n"
+        "   --custom-package\n"
+        "       generates R.java into a different package.\n");
 }
 
 /*
@@ -418,6 +420,15 @@ int main(int argc, char* const argv[])
                     bundle.setVersionName(argv[0]);
                 } else if (strcmp(cp, "-values") == 0) {
                     bundle.setValues(true);
+                } else if (strcmp(cp, "-custom-package") == 0) {
+                    argc--;
+                    argv++;
+                    if (!argc) {
+                        fprintf(stderr, "ERROR: No argument supplied for '--custom-package' option\n");
+                        wantUsage = true;
+                        goto bail;
+                    }
+                    bundle.setCustomPackage(argv[0]);
                 } else {
                     fprintf(stderr, "ERROR: Unknown option '-%s'\n", cp);
                     wantUsage = true;