A gradle script for android jni.

jni.gradle

buildscript {
    repositories {
        mavenCentral()
    }
    dependencies {
        classpath 'com.android.tools.build:gradle:0.8.+'
    }
}

apply plugin: 'android'

import org.apache.tools.ant.taskdefs.condition.Os

repositories {
    mavenCentral();
    maven {
        url "http://www.bugsense.com/gradle/"
    }
}
dependencies {
    compile 'com.android.support:support-v4:18.0.+'
    compile 'com.bugsense.trace:bugsense:3.6'
    compile 'commons-io:commons-io:2.4'
    compile 'com.google.android.gms:play-services:3.2.+'
    compile 'com.github.gabrielemariotti.changeloglib:library:1.4.0'

    compile fileTree(dir: 'jars', include: '*.jar')
}



android {

    compileSdkVersion 19
    buildToolsVersion "19.0.1"

    defaultConfig {
        minSdkVersion 8
        targetSdkVersion 19
    }

    Properties signingProperties = new Properties()
  
    if (file("signing.properties").exists()) {
      signingProperties.load(new FileInputStream(file("signing.properties")))
      signingConfigs {
          release {
              storeFile file(signingProperties['signing.release.storeFile'])
              storePassword signingProperties['signing.release.storePassword']
              keyAlias signingProperties['signing.release.keyAlias']
              keyPassword signingProperties['signing.release.keyPassword']
          }
       }
       
       buildTypes {
        release {
          signingConfig signingConfigs.release
        }
        
        beta {
          signingConfig signingConfigs.release
        }
       }
    }

    buildTypes {
        release {
            buildConfigField "boolean", "USE_BUGSENSE", "true"
        }

        beta {
            buildConfigField "boolean", "USE_BUGSENSE", "true"
        }

        debug {
            buildConfigField "boolean", "USE_BUGSENSE", "false"
        }


        jnidebug.initWith(buildTypes.debug)
        jnidebug {
            jniDebugBuild true
        }
    }

    sourceSets {
        main {
            manifest.srcFile 'AndroidManifest.xml'
            java.srcDirs = ['src/Java']
            resources.srcDirs = ['src']
            aidl.srcDirs = ['src']
            renderscript.srcDirs = ['src']
            res.srcDirs = ['res']
            assets.srcDirs = ['assets']
            jniLibs.srcDirs = ['libs']
        }

        // Move the tests to tests/java, tests/res, etc...
        instrumentTest.setRoot('tests')

        // Move the build types to build-types/<type>
        // For instance, build-types/debug/java, build-types/debug/AndroidManifest.xml, ...
        // This moves them out of them default location under src/<type>/... which would
        // conflict with src/ being used by the main source set.
        // Adding new build types or product flavors should be accompanied
        // by a similar customization.

        beta.setRoot('build-types/beta')
        debug.setRoot('build-types/debug')
        release.setRoot('build-types/release')
    }

    packagingOptions {
        exclude 'META-INF/LICENSE.txt'
        exclude 'META-INF/NOTICE.txt'
    }
}

// Create ZIP of CorsixTH Lua files
task createGameZip(type: Zip) {

    destinationDir = file('assets')
    archiveName = 'game.zip'

    from('jni/src/CorsixTH') {
        include 'Levels/**'
        include 'Lua/**'
        include 'CorsixTH.lua'
        include 'Bitmap/aux_ui.*'
        include 'Bitmap/tree_ctrl.*'
        include 'Bitmap/mainmenu1080.dat'
        include 'Bitmap/mainmenu1080.pal'
    }
}


task ndkBuild(type: Exec) {
    if (Os.isFamily(Os.FAMILY_WINDOWS)) {
      commandLine 'ndk-build.cmd', '-j'
    } else {
      commandLine 'ndk-build', '-j'