another multi-project/complex build.scala for android

build.scala

import sbt._
import sbt.Keys._

import AndroidKeys._

object ComplexBuild extends Build {
  lazy val rootSettings = Seq(
    packageT in Compile <<= packageT in Android in app,
    packageRelease      <<= packageRelease in Android in app,
    packageDebug        <<= packageDebug in Android in app,
    install             <<= install in Android in app,
    uninstall           <<= uninstall in Android in app,
    run                 <<= run in Android in app,
    cleanAapt           <<= (cleanAapt in Android in app,
                             cleanAapt in Android in lib) map { (_,_) => () }

  ) ++ AndroidSdkPlugin.androidCommands

  lazy val root = Project(id = "root", base = file(".")) settings(
    rootSettings:_*
  ) aggregate(app, lib, anotherlib) settings(test <<= test in Test in lib)

  lazy val appSettings =
    (javacOptions in Compile += "-Xlint:deprecation") +:
    (name := "some-mobile") +:
    (compile in Compile <<= compile in Compile
      dependsOn(packageT in Compile in lib,
        packageT in Compile in anotherlib)) +:
        AndroidSdkPlugin.androidBuildSettings :+ (libraryDependencies ++= Seq(
        "junit" % "junit" % "4.8.2" % "test",
        "org.scalatest" %% "scalatest" % "1.7.1" % "test"))

  lazy val app = Project(id = "app", base = file("AppProjectDir")) settings(
    appSettings:_*
  ) dependsOn(lib, anotherlib)

  lazy val lib = Project(id = "lib", base = file("LibProjectDir")) settings(
    ((libraryDependencies += "com.google.android" % "support-v4" % "r7") +:
    (javacOptions in Compile += "-Xlint:deprecation") +:
    AndroidSdkPlugin.androidBuildSettings: _*)

  lazy val anotherlib = Project(id = "anotherlib",
      base = file("AnotherAndroidLibDir")
    ) settings(AndroidSdkPlugin.androidBuildSettings:_*)
}