android: Update build system for recent SDK versions and target ice cream sandwich.

As a result, the java parts can now be build using ant (in the android dir).
Just issue "ant debug" after "make libs". Building the java parts from eclipse
also still works.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@31543 a1c6a512-1295-4272-9138-f99709370657
diff --git a/android/.classpath b/android/.classpath
index 6efcbb7..1b4b1ee 100644
--- a/android/.classpath
+++ b/android/.classpath
@@ -3,5 +3,5 @@
 	<classpathentry kind="con" path="com.android.ide.eclipse.adt.ANDROID_FRAMEWORK"/>
 	<classpathentry kind="src" path="src"/>
 	<classpathentry kind="src" path="gen"/>
-	<classpathentry kind="output" path="bin"/>
+	<classpathentry kind="output" path="bin/classes"/>
 </classpath>
diff --git a/android/android.make b/android/android.make
index ec7ba32..6180ef6 100644
--- a/android/android.make
+++ b/android/android.make
@@ -27,9 +27,6 @@
 .SECONDEXPANSION: # $$(OBJ) is not populated until after this
 .PHONY: apk classes clean dex dirs libs jar
 
-
-java2class = $(addsuffix .class,$(basename $(subst $(ANDROID_DIR),$(BUILDDIR),$(1))))
-
 # API version
 ANDROID_PLATFORM_VERSION=11
 ANDROID_PLATFORM=$(ANDROID_SDK_PATH)/platforms/android-$(ANDROID_PLATFORM_VERSION)
@@ -42,21 +39,27 @@
 KEYSTORE=$(HOME)/.android/debug.keystore
 ADB=$(ANDROID_SDK_PATH)/platform-tools/adb
 
+CLASSPATH   := $(BUILDDIR)/bin/classes
+
 MANIFEST	:= $(BUILDDIR)/bin/AndroidManifest.xml
 MANIFEST_SRC	:= $(ANDROID_DIR)/AndroidManifest.xml
 
 R_JAVA		:= $(BUILDDIR)/gen/$(PACKAGE_PATH)/R.java
-R_OBJ		:= $(BUILDDIR)/bin/$(PACKAGE_PATH)/R.class
+R_OBJ		:= $(CLASSPATH)/$(PACKAGE_PATH)/R.class
 
 JAVA_SRC	:= $(wildcard $(ANDROID_DIR)/src/$(PACKAGE_PATH)/*.java)
 JAVA_SRC	+= $(wildcard $(ANDROID_DIR)/src/$(PACKAGE_PATH)/Helper/*.java)
 JAVA_SRC	+= $(wildcard $(ANDROID_DIR)/src/$(PACKAGE_PATH)/widgets/*.java)
 JAVA_SRC	+= $(wildcard $(ANDROID_DIR)/src/$(PACKAGE_PATH)/monitors/*.java)
-JAVA_OBJ	:= $(call java2class,$(subst $(ANDROID)/src/$(PACKAGE_PATH),$(ANDROID)/bin/$(PACKAGE_PATH),$(JAVA_SRC)))
+
+java2class = $(addsuffix .class,$(basename $(subst $(ANDROID_DIR)/src,$(CLASSPATH),$(1))))
+
+JAVA_OBJ	:= $(call java2class,$(JAVA_SRC))
 
 
 LIBS		:= $(BINLIB_DIR)/$(BINARY) $(BINLIB_DIR)/libmisc.so
 LIBS 		+= $(addprefix $(BINLIB_DIR)/lib,$(patsubst %.codec,%.so,$(notdir $(CODECS))))
+
 TEMP_APK	:= $(BUILDDIR)/bin/_rockbox.apk
 TEMP_APK2	:= $(BUILDDIR)/bin/__rockbox.apk
 DEX		:= $(BUILDDIR)/bin/classes.dex
@@ -65,17 +68,17 @@
 APK		:= $(BUILDDIR)/rockbox.apk
 
 _DIRS		:= $(BUILDDIR)/___/$(PACKAGE_PATH)
-DIRS		:= $(subst ___,bin,$(_DIRS))
 DIRS		+= $(subst ___,gen,$(_DIRS))
 DIRS		+= $(subst ___,data,$(_DIRS))
 DIRS		+= $(BUILDDIR)/libs/armeabi
 DIRS		+= $(CPUFEAT_BUILD)
+DIRS		+= $(CLASSPATH)
 
 RES		:= $(wildcard $(ANDROID_DIR)/res/*/*)
 
 CLEANOBJS += bin gen libs data
 
-JAVAC_OPTS += -implicit:none -classpath $(ANDROID_PLATFORM)/android.jar:$(BUILDDIR)/bin
+JAVAC_OPTS += -implicit:none -classpath $(ANDROID_PLATFORM)/android.jar:$(CLASSPATH)
 
 .PHONY:
 $(MANIFEST): $(MANIFEST_SRC) $(DIRS)
@@ -86,21 +89,18 @@
 		-J $(BUILDDIR)/gen -M $(MANIFEST) -S $(ANDROID_DIR)/res \
 		-I $(ANDROID_PLATFORM)/android.jar -F $(AP_)
 
-$(BUILDDIR)/bin/$(PACKAGE_PATH)/R.class: $(R_JAVA)
+$(CLASSPATH)/$(PACKAGE_PATH)/R.class: $(R_JAVA)
 	$(call PRINTS,JAVAC $(subst $(ROOTDIR)/,,$<))javac -d $(BUILDDIR)/bin \
-		$(JAVAC_OPTS) \
-		-sourcepath $(ANDROID_DIR)/gen $<
+		$(JAVAC_OPTS) -sourcepath $(ANDROID_DIR)/gen $<
 
-$(BUILDDIR)/bin/$(PACKAGE_PATH)/%.class: $(ANDROID_DIR)/src/$(PACKAGE_PATH)/%.java $(BUILDDIR)/bin/$(PACKAGE_PATH)/R.class
-	$(call PRINTS,JAVAC $(subst $(ROOTDIR)/,,$<))javac -d $(BUILDDIR)/bin \
-		$(JAVAC_OPTS) \
-		-sourcepath $(ANDROID_DIR)/src $<
+$(CLASSPATH)/$(PACKAGE_PATH)/%.class: $(ANDROID_DIR)/src/$(PACKAGE_PATH)/%.java $(CLASSPATH)/$(PACKAGE_PATH)/R.class
+	$(call PRINTS,JAVAC $(subst $(ROOTDIR)/,,$<))javac -d $(CLASSPATH) \
+		$(JAVAC_OPTS) -sourcepath $(ANDROID_DIR)/src $<
 
 $(JAR): $(JAVA_SRC) $(R_JAVA)
-	$(call PRINTS,JAVAC $(subst $(ROOTDIR)/,,$?))javac -d $(BUILDDIR)/bin \
-		$(JAVAC_OPTS) \
-		-sourcepath $(ANDROID_DIR)/src:$(ANDROID_DIR)/gen $?
-	$(call PRINTS,JAR $(subst $(BUILDDIR)/,,$@))jar cf $(JAR) -C $(BUILDDIR)/bin org
+	$(call PRINTS,JAVAC $(subst $(ROOTDIR)/,,$?))javac -d $(CLASSPATH) \
+		$(JAVAC_OPTS) -sourcepath $(ANDROID_DIR)/src:$(ANDROID_DIR)/gen $?
+	$(call PRINTS,JAR $(subst $(BUILDDIR)/,,$@))jar cf $(JAR) -C $(CLASSPATH) org
 
 jar: $(JAR)
 
@@ -127,7 +127,7 @@
 $(BINLIB_DIR)/lib%.so: $(BUILDDIR)/apps/codecs/%.codec
 	$(call PRINTS,CP $(@F))cp $^ $@
 
-libs: $(LIBS)
+libs: $(DIRS) $(LIBS)
 
 $(TEMP_APK): $(AP_) $(LIBS) $(DEX) | $(DIRS)
 	$(call PRINTS,APK $(subst $(BUILDDIR)/,,$@))$(APKBUILDER) $@ \
diff --git a/android/ant.properties b/android/ant.properties
new file mode 100644
index 0000000..55563df
--- /dev/null
+++ b/android/ant.properties
@@ -0,0 +1,12 @@
+# Override some props according to android.make
+# see $ANDROID_SDK_PATH/tools/ant/build.xml for what's overridable
+# Once we can build signed *release* builds, we should have a different
+# names for the debug builds
+
+
+# the signed, unzipaligned file is bin/__rockbox.apk
+out.packaged.file=bin/__${ant.project.name}.apk
+
+# the final file is rockbox.apk, in the build dir
+out.packaged.file=${ant.project.name}.apk
+
diff --git a/android/build.xml b/android/build.xml
new file mode 100644
index 0000000..1f81b8d
--- /dev/null
+++ b/android/build.xml
@@ -0,0 +1,85 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project name="rockbox" default="help">
+
+    <!-- The local.properties file is created and updated by the 'android' tool.
+         It contains the path to the SDK. It should *NOT* be checked into
+         Version Control Systems. -->
+    <property file="local.properties" />
+
+    <!-- The ant.properties file can be created by you. It is only edited by the
+         'android' tool to add properties to it.
+         This is the place to change some Ant specific build properties.
+         Here are some properties you may want to change/update:
+
+         source.dir
+             The name of the source directory. Default is 'src'.
+         out.dir
+             The name of the output directory. Default is 'bin'.
+
+         For other overridable properties, look at the beginning of the rules
+         files in the SDK, at tools/ant/build.xml
+
+         Properties related to the SDK location or the project target should
+         be updated using the 'android' tool with the 'update' action.
+
+         This file is an integral part of the build system for your
+         application and should be checked into Version Control Systems.
+
+         -->
+    <property file="ant.properties" />
+
+    <!-- The project.properties file is created and updated by the 'android'
+         tool, as well as ADT.
+
+         This contains project specific properties such as project target, and library
+         dependencies. Lower level build properties are stored in ant.properties
+         (or in .classpath for Eclipse projects).
+
+         This file is an integral part of the build system for your
+         application and should be checked into Version Control Systems. -->
+    <loadproperties srcFile="project.properties" />
+
+    <!-- quick check on sdk.dir -->
+    <fail
+            message="sdk.dir is missing. Make sure to generate local.properties using 'android update project' or to inject it through an env var"
+            unless="sdk.dir"
+    />
+
+
+<!-- extension targets. Uncomment the ones where you want to do custom work
+     in between standard targets -->
+<!--
+    <target name="-pre-build">
+    </target>
+    <target name="-pre-compile">
+    </target>
+
+    /* This is typically used for code obfuscation.
+       Compiled code location: ${out.classes.absolute.dir}
+       If this is not done in place, override ${out.dex.input.absolute.dir} */
+    <target name="-post-compile">
+    </target>
+-->
+
+    <!-- Import the actual build file.
+
+         To customize existing targets, there are two options:
+         - Customize only one target:
+             - copy/paste the target into this file, *before* the
+               <import> task.
+             - customize it to your needs.
+         - Customize the whole content of build.xml
+             - copy/paste the content of the rules files (minus the top node)
+               into this file, replacing the <import> task.
+             - customize to your needs.
+
+         ***********************
+         ****** IMPORTANT ******
+         ***********************
+         In all cases you must update the value of version-tag below to read 'custom' instead of an integer,
+         in order to avoid having your file be overridden by tools such as "android update project"
+    -->
+    <!-- version-tag: 1 -->
+    <import file="${sdk.dir}/tools/ant/build.xml" />
+
+</project>
diff --git a/android/proguard.cfg b/android/proguard.cfg
new file mode 100644
index 0000000..b1cdf17
--- /dev/null
+++ b/android/proguard.cfg
@@ -0,0 +1,40 @@
+-optimizationpasses 5
+-dontusemixedcaseclassnames
+-dontskipnonpubliclibraryclasses
+-dontpreverify
+-verbose
+-optimizations !code/simplification/arithmetic,!field/*,!class/merging/*
+
+-keep public class * extends android.app.Activity
+-keep public class * extends android.app.Application
+-keep public class * extends android.app.Service
+-keep public class * extends android.content.BroadcastReceiver
+-keep public class * extends android.content.ContentProvider
+-keep public class * extends android.app.backup.BackupAgentHelper
+-keep public class * extends android.preference.Preference
+-keep public class com.android.vending.licensing.ILicensingService
+
+-keepclasseswithmembernames class * {
+    native <methods>;
+}
+
+-keepclasseswithmembers class * {
+    public <init>(android.content.Context, android.util.AttributeSet);
+}
+
+-keepclasseswithmembers class * {
+    public <init>(android.content.Context, android.util.AttributeSet, int);
+}
+
+-keepclassmembers class * extends android.app.Activity {
+   public void *(android.view.View);
+}
+
+-keepclassmembers enum * {
+    public static **[] values();
+    public static ** valueOf(java.lang.String);
+}
+
+-keep class * implements android.os.Parcelable {
+  public static final android.os.Parcelable$Creator *;
+}
diff --git a/android/default.properties b/android/project.properties
similarity index 74%
rename from android/default.properties
rename to android/project.properties
index 510b090..8da376a 100644
--- a/android/default.properties
+++ b/android/project.properties
@@ -1,11 +1,11 @@
 # This file is automatically generated by Android Tools.
 # Do not modify this file -- YOUR CHANGES WILL BE ERASED!
-# 
+#
 # This file must be checked in Version Control Systems.
-# 
+#
 # To customize properties used by the Ant build system use,
-# "build.properties", and override values to adapt the script to your
+# "ant.properties", and override values to adapt the script to your
 # project structure.
 
 # Project target.
-target=android-11
+target=android-15