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import sbt._
import xsbt.ScalaInstance
import ScalaBuildProject._
/**
* Basic tasks and configuration shared by all layers. This class regroups the configuration and behaviour
* shared by all layers.
* @author Grégory Moix
*/
abstract class BasicLayer(val info: ProjectInfo, val versionNumber: String, previousLayer: Option[BasicLayer])
extends ScalaBuildProject
with ReflectiveProject
with AdditionalResources
with LayerCompilation
with BuildInfoEnvironment
with ForkSBT {
layer =>
// All path values must be lazy in order to avoid initialization issues (sbt way of doing things)
def buildInfoEnvironmentLocation: Path = outputRootPath / ("build-"+name+".properties")
val forkProperty = "scala.sbt.forked"
def isDebug = info.logger atLevel Level.Debug
def isForked = System.getProperty(forkProperty) != null
// Support of triggered execution at project level
override def watchPaths = info.projectPath / "src" ** ("*.scala" || "*.java" || AdditionalResources.basicFilter)
override def dependencies = info.dependencies
lazy val copyright = property[String]
lazy val partestVersionNumber = property[Version]
lazy val nextLayer: Option[BasicLayer] = None
def packingDestination : Path = layerOutput / "pack"
lazy val libsDestination = packingDestination/ "lib"
lazy val packedStarrOutput = outputRootPath / "pasta"
lazy val requiredPluginsDirForCompilation = layerOutput / "misc" / "scala-devel" / "plugins"
def compilerAdditionalJars: List[Path] = Nil
def libraryAdditionalJars: List[Path] = Nil
// TASKS
/**
* Before compiling the layer, we need to check that the previous layer
* was created correctly and compile it if necessary
*/
lazy val startLayer = previousLayer match {
case Some(previous) => task(None) dependsOn previous.finishLayer
case _ => task(None)
}
def buildLayer = externalCompilation orElse writeProperties
lazy val build = compile
lazy val compile = task(buildLayer) dependsOn startLayer
/**
* Finish the compilation and ressources copy and generation
* It does nothing in itself. As sbt doesn't support conditional dependencies,
* it permit locker to override it in order to lock the layer when the compilation
* is finished.
*/
lazy val finishLayer: ManagedTask = task(None) dependsOn compile
def cleaningList = List(
layerOutput,
layerEnvironment.envBackingPath,
packingDestination
)
def cleanFiles = FileUtilities.clean(cleaningList, true, log)
// We use super.task, so cleaning is done in every case, even when locked
lazy val clean: Task = nextLayer match {
case Some(next) => super.task(cleanFiles) dependsOn next.clean
case _ => super.task(cleanFiles)
}
lazy val cleanBuild = task(cleanFiles orElse buildLayer) dependsOn startLayer
// Utility methods (for quick access)
def actorsOutput = actorsConfig.outputDirectory
def actorsSrcDir = actorsConfig.srcDir
def compilerOutput = compilerConfig.outputDirectory
def compilerSrcDir = compilerConfig.srcDir
def dbcOutput = dbcConfig.outputDirectory
def libraryOutput = libraryConfig.outputDirectory
def librarySrcDir = libraryConfig.srcDir
def outputCompilerJar = compilerConfig.packagingConfig.jarDestination
def outputLibraryJar = libraryWS.packagingConfig.jarDestination
def outputPartestJar = partestConfig.packagingConfig.jarDestination
def outputScalapJar = scalapConfig.packagingConfig.jarDestination
def scalapOutput = scalapConfig.outputDirectory
def swingOutput = swingConfig.outputDirectory
def swingSrcDir = swingConfig.srcDir
// CONFIGURATION OF THE COMPILATION STEPS
/**
* Configuration of the core library compilation
*/
lazy val libraryConfig = new CompilationStep("library", pathLayout , log) with ResourcesToCopy with PropertiesToWrite {
def label = "["+layer.name+"] library"
def options: Seq[String] = Seq("-sourcepath", pathConfig.sources.absolutePath.toString)
def dependencies = Nil
override def classpath = super.classpath +++ forkJoinJar
def copyDestination = outputDirectory
def filesToCopy = getResources(srcDir)
def propertyDestination = outputDirectory / "library.properties"
def propertyList = ("version.number",versionNumber) :: ("copyright.string", copyright.value) :: Nil
}
/**
* Configuration of the compiler
*/
lazy val compilerConfig = new CompilationStep("compiler", pathLayout, log) with ResourcesToCopy with PropertiesToWrite with Packaging {
def label = "["+layer.name+"] compiler"
private def bootClassPath : String = {
System.getProperty("sun.boot.class.path")
}
override def classpath: PathFinder = super.classpath +++ fjbgJar +++ msilJar +++ jlineJar +++ antJar +++ forkJoinJar
def options = Seq("-bootclasspath", bootClassPath)
def dependencies = if (minimalCompilation) libraryConfig :: Nil else libraryConfig :: actorsConfig :: dbcConfig :: swingConfig :: Nil
def copyDestination = outputDirectory
def filesToCopy = getResources(srcDir)
def propertyDestination = outputDirectory / "compiler.properties"
def propertyList = ("version.number",versionNumber) :: ("copyright.string", copyright.value) :: Nil
lazy val packagingConfig = {
import java.util.jar.Manifest
import java.io.FileInputStream
val manifest = new Manifest(new FileInputStream(manifestPath.asFile))
new PackagingConfiguration(libsDestination / compilerJarName, List(outputDirectory ##), manifest , compilerAdditionalJars)
}
lazy val starrPackagingConfig = new PackagingConfiguration(packedStarrOutput/compilerJarName, List(outputDirectory ##))
}
//// ADDTIONNAL LIBRARIES ////
/**
* Config of the actors library
*/
lazy val actorsConfig = new CompilationStep ("actors", pathLayout, log){
def label = "["+layer.name+"] actors library"
override def classpath: PathFinder = super.classpath +++ forkJoinJar
def options: Seq[String] = Seq()
def dependencies = libraryConfig :: Nil
}
/**
* Config of the dbc library
*/
lazy val dbcConfig = new CompilationStep("dbc", pathLayout, log) with Packaging {
def label = "["+layer.name+"] dbc library"
def options: Seq[String] = Seq()
def dependencies = libraryConfig :: Nil
lazy val packagingConfig = new PackagingConfiguration(
libsDestination / dbcJarName,
List(outputDirectory ##)
)
}
/**
* Config of the swing library
*/
lazy val swingConfig = new CompilationStep("swing", pathLayout, log) with Packaging {
def label = "["+layer.name+"] swing library"
def options: Seq[String] = Seq()
def dependencies = libraryConfig :: actorsConfig :: Nil
lazy val packagingConfig = new PackagingConfiguration(
libsDestination / swingJarName,
List(outputDirectory ##)
)
}
///// TOOLS CONFIGURATION ////////
/**
* Configuration of scalacheck
*/
lazy val scalacheckConfig = new CompilationStep("scalacheck", pathLayout, log) with Packaging {
def label = "["+layer.name+"] scalacheck"
def options: Seq[String] = Seq()
def dependencies = libraryConfig :: compilerConfig :: actorsConfig :: Nil
lazy val packagingConfig = new PackagingConfiguration(
libsDestination / scalacheckJarName,
List(outputDirectory ##)
)
}
/**
* Configuration of scalap tool
*/
lazy val scalapConfig = new CompilationStep("scalap", pathLayout, log) with Packaging {
def label = "["+layer.name+"] scalap"
def options: Seq[String] = Seq()
def dependencies = libraryConfig :: compilerConfig :: Nil
val decoderProperties = (srcDir ## ) / "decoder.properties"
lazy val packagingConfig = new PackagingConfiguration(
libsDestination / scalapJarName,
List(outputDirectory ##, decoderProperties)
)
}
/**
* Configuration of the partest tool
*/
lazy val partestConfig = new CompilationStep("partest", pathLayout, log) with ResourcesToCopy with PropertiesToWrite with Packaging {
def label = "["+layer.name+"] partest"
override def classpath: PathFinder = super.classpath +++ antJar +++ forkJoinJar
def options: Seq[String] = Seq()
def dependencies = libraryConfig :: compilerConfig :: scalapConfig :: actorsConfig :: Nil
def copyDestination = outputDirectory
def filesToCopy = getResources(srcDir)
def propertyDestination = outputDirectory / "partest.properties"
def propertyList = List(
("version.number", partestVersionNumber.value.toString),
("copyright.string", copyright.value)
)
lazy val packagingConfig = new PackagingConfiguration(libsDestination / partestJarName, List(outputDirectory ##))
}
///// PLUGINS CONFIGURATION ////////
lazy val continuationPluginConfig = {
val config = new PathConfig {
def projectRoot: Path = pathLayout.projectRoot
def sources: Path = pathLayout.srcDir / "continuations" / "plugin"
def analysis: Path = pathLayout.analysisOutput / "continuations" / "plugin"
def output: Path = pathLayout.classesOutput / "continuations" / "plugin"
}
new CompilationStep("continuation-plugin", config, log) with ResourcesToCopy with EarlyPackaging {
def label = "["+layer.name+"] continuation plugin"
def dependencies = libraryConfig :: compilerConfig :: Nil
def options = Seq()
def filesToCopy = (sourceRoots ##) / "scalac-plugin.xml"
def copyDestination = outputDirectory
def jarContent = List(outputDirectory ##)
lazy val packagingConfig = new PackagingConfiguration(
requiredPluginsDirForCompilation/"continuations.jar",
List(outputDirectory ##)
)
lazy val earlyPackagingConfig = new PackagingConfiguration(
pathLayout.outputDir / "misc" / "scala-devel" / "plugins" / "continuations.jar",
List(outputDirectory ##)
)
}
}
lazy val continuationLibraryConfig = {
val config = new PathConfig {
def projectRoot: Path = pathLayout.projectRoot
def sources: Path = pathLayout.srcDir / "continuations" / "library"
def analysis: Path = pathLayout.analysisOutput / "continuations" / "library"
def output: Path = pathLayout.classesOutput / "continuations" / "library"
}
new CompilationStep("continuation-library", config, log) {
def label = "["+layer.name+"] continuation library"
def dependencies = libraryConfig :: compilerConfig :: continuationPluginConfig :: Nil
def options = Seq(
"-Xpluginsdir",
requiredPluginsDirForCompilation.absolutePath,
"-Xplugin-require:continuations",
"-P:continuations:enable"
)
}
}
// Grouping compilation steps
def minimalCompilation = false // It must be true for locker because we do not need to compile everything
def libraryWS: WrapperStep with Packaging
def toolsWS: WrapperStep
lazy val pluginsWS = new WrapperStep(continuationPluginConfig :: continuationLibraryConfig :: Nil)
lazy val allSteps = new WrapperStep(libraryWS :: compilerConfig :: pluginsWS :: toolsWS :: Nil)
}
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