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import sbt._
import BasicLayer._
/**
* This class is the entry point for building scala with SBT.
* @author Grégory Moix
*/
class ScalaSBTBuilder(val info: ProjectInfo) extends Project with ReflectiveProject {
override def dependencies: Iterable[Project] = info.dependencies ++ locker.dependencies ++ quick.dependencies ++ strap.dependencies
override def shouldCheckOutputDirectories = false
// Main Tasks
lazy val replaceLocker=task{None}.dependsOn(locker.unlock)
lazy val build = task{None}.dependsOn(quick.binPack,quick.binQuick)
lazy val docs = quick.scaladoc
// Top level variables
/**
* The version number of the compiler that will be created by the run of sbt. It is initialised once
* the first time it is needed, meaning that this number will be kept
* until sbt quit.
*/
lazy val versionNumber:String ={
def getTimeString:String ={
import java.util.Calendar;
import java.text.SimpleDateFormat;
val formatString = "yyyyMMddHHmmss"
new SimpleDateFormat(formatString) format( Calendar.getInstance.getTime)
}
def getVersion:String ={
val version:String = projectVersion.value.toString
val stopIndex = version.lastIndexOf('-')
stopIndex match{
case -1 => version
case i => version substring(0,i)
}
}
def getRevision:Int = {
new SVN(info.projectPath).getRevisionNumber
}
getVersion+".r"+getRevision+"-b"+getTimeString
}
/* LAYER DEFINITIONS
* We define here what's specific to each layer are they differ.
* The common behavior is defined in the BasicLayer class
* It is important that the class that extends BasicLayer are inner classes of ScalaSBTBuilder. If not, SBT will
* not know what the main project definition is, as it will find many classes that extends Project
*/
lazy val locker=project(info.projectPath,"locker", new LockerLayer(_))
lazy val quick=project(info.projectPath,"quick",new QuickLayer(_,locker))
lazy val strap=project(info.projectPath,"strap", new StrapLayer(_, quick))
/**
* Definition of what is specific to the locker layer. It implements SimplePacker in order to
* be able to create palo (packed locker)
*/
class LockerLayer(info:ProjectInfo) extends BasicLayer(info,versionNumber,None) with Packer{
import BasicLayer._
lazy val instantiationCompilerJar = lib / compilerJarName
lazy val instantiationLibraryJar = lib / libraryJarName
lazy val lockFile = layerOutput / "locker.lock"
/**
* We override the definition of the task method in order to make the tasks of this layer
* be executed only if the layer is not locked. Task of this layer that should be executed
* whether the layer is locked or not should call super.task instead
*/
override def task(action : => Option[String])=
super.task{
if (lockFile.exists) {
log.info(name +" is locked")
None
}
else action
}
/**
* Task for locking locker
*/
lazy val lock = super.task{
log.info("locking "+name)
FileUtilities.touch(lockFile,log)
}
/**
* Task for unlocking locker
*/
lazy val unlock = super.task{
FileUtilities.clean(lockFile,log)
}
/**
* Making locker being locked when it has finished building
*/
override lazy val finishLayer = lock.dependsOn(build)
override lazy val packingDestination:Path = outputRootPath /"palo"
/**
* We must override the compilation steps as we only want to compile
* the core library (and not actors,dbc, scalap, partest)
*/
override lazy val libraryWS = {
new WrapperStep(libraryConfig::Nil) with WrapperPackaging{
def jarName = libraryJarName
def packagingDestination = packingDestination
}
}
override val minimalCompilation = true
override lazy val toolsWS = new WrapperStep(Nil)
}
/**
* Definition of what is specific to the quick layer. It implements Packer in order to create pack, ScalaTools
* for creating the binaries and Scaladoc to generate the documentation
*/
class QuickLayer(info:ProjectInfo, previous:BasicLayer) extends BasicLayer(info,versionNumber,Some(previous))
with Packer with ScalaTools with Scaladoc{
lazy val instantiationCompilerJar = previous.compilerOutput
lazy val instantiationLibraryJar = previous.libraryOutput
override lazy val packingDestination:Path = outputRootPath/ "pack"
override def libraryToCopy = jlineJar::Nil
override def compilerAdditionalJars = msilJar::fjbgJar::Nil
override def libraryAdditionalJars = forkJoinJar::Nil
override lazy val libraryWS = new WrapperStep(libraryConfig::actorsConfig::dbcConfig::swingConfig::Nil)with Packaging{
def jarName = libraryJarName
def packagingDestination = packingDestination
def jarContent = List(libraryConfig.outputDirectory ## , actorsConfig.outputDirectory ## )
override def jarsToInclude = libraryAdditionalJars
}
override lazy val toolsWS = new WrapperStep(scalapConfig::partestConfig::Nil)
/*
* Defining here the creation of the binaries for quick and pack
*/
private lazy val quickBinClasspath = libraryOutput::actorsOutput::dbcOutput::swingOutput::compilerOutput::scalapOutput::forkJoinJar::fjbgJar::msilJar::jlineJar::Nil
private lazy val packBinClasspath = Nil
lazy val binQuick = tools(layerOutput / "bin", quickBinClasspath).dependsOn(finishLayer)
lazy val binPack = tools(packingDestination / "bin", packBinClasspath).dependsOn(pack)
}
/**
* Definition of what is specific to the strap layer
*/
class StrapLayer(info:ProjectInfo, previous:BasicLayer) extends BasicLayer(info,versionNumber,Some(previous)) {
lazy val instantiationCompilerJar = previous.compilerOutput
lazy val instantiationLibraryJar = previous.libraryOutput
override lazy val libraryWS = new WrapperStep(libraryConfig::actorsConfig::dbcConfig::swingConfig::Nil) with WrapperPackaging{
def jarName = libraryJarName
def packagingDestination = packingDestination
}
override lazy val toolsWS= new WrapperStep(scalapConfig::partestConfig::Nil)
}
}
|
