Convert aapt to Soong

See build/soong/README.md for more information.

Test: cd frameworks/base/tools/aapt; mma
Test: aapt version
Change-Id: Ice97e9b32c53cfed30d68acd5717d8c66712df4c
diff --git a/tools/aapt/Android.bp b/tools/aapt/Android.bp
index e26c9c3..a594e5b 100644
--- a/tools/aapt/Android.bp
+++ b/tools/aapt/Android.bp
@@ -99,6 +99,17 @@
 }
 
 // ==========================================================
+// Build the host executable: aapt
+// ==========================================================
+cc_binary_host {
+    name: "aapt",
+    defaults: ["aapt_defaults"],
+    srcs: ["Main.cpp"],
+    use_version_lib: true,
+    static_libs: ["libaapt"],
+}
+
+// ==========================================================
 // Build the host tests: libaapt_tests
 // ==========================================================
 cc_test_host {
diff --git a/tools/aapt/Android.mk b/tools/aapt/Android.mk
deleted file mode 100644
index 7bcf631..0000000
--- a/tools/aapt/Android.mk
+++ /dev/null
@@ -1,51 +0,0 @@
-#
-# Copyright (C) 2014 The Android Open Source Project
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-#
-
-ifeq ($(TARGET_BUILD_APPS)$(filter true,$(TARGET_BUILD_PDK)),)
-
-# ==========================================================
-# Setup some common variables for the different build
-# targets here.
-# ==========================================================
-LOCAL_PATH:= $(call my-dir)
-
-aaptHostStaticLibs := \
-    libandroidfw \
-    libpng \
-    libutils \
-    liblog \
-    libcutils \
-    libexpat \
-    libziparchive \
-    libbase \
-    libz
-
-aaptCFlags := -Wall -Werror
-
-# ==========================================================
-# Build the host executable: aapt
-# ==========================================================
-include $(CLEAR_VARS)
-
-LOCAL_MODULE := aapt
-LOCAL_MODULE_HOST_OS := darwin linux windows
-LOCAL_CFLAGS := -DAAPT_VERSION=\"$(BUILD_NUMBER_FROM_FILE)\" $(aaptCFlags)
-LOCAL_SRC_FILES := Main.cpp
-LOCAL_STATIC_LIBRARIES := libaapt $(aaptHostStaticLibs)
-
-include $(BUILD_HOST_EXECUTABLE)
-
-endif # No TARGET_BUILD_APPS or TARGET_BUILD_PDK
diff --git a/tools/aapt/Main.cpp b/tools/aapt/Main.cpp
index d714687..2f2ef92 100644
--- a/tools/aapt/Main.cpp
+++ b/tools/aapt/Main.cpp
@@ -6,6 +6,7 @@
 #include "Main.h"
 #include "Bundle.h"
 
+#include <build/version.h>
 #include <utils/Compat.h>
 #include <utils/Log.h>
 #include <utils/threads.h>
@@ -20,10 +21,6 @@
 
 static const char* gProgName = "aapt";
 
-#ifndef AAPT_VERSION
-    #define AAPT_VERSION ""
-#endif
-
 /*
  * Show version info.  All the cool kids do it.
  */
@@ -32,7 +29,7 @@
     if (bundle->getFileSpecCount() != 0) {
         printf("(ignoring extra arguments)\n");
     }
-    printf("Android Asset Packaging Tool, v0.2-" AAPT_VERSION "\n");
+    printf("Android Asset Packaging Tool, v0.2-%s\n", android::build::GetBuildNumber().c_str());
 
     return 0;
 }