import sbt._
import Keys._
import partest._
import ScalaBuildKeys._
import Release._
object ScalaBuild extends Build with Layers with Packaging with Testing {
// Build wide settings:
override lazy val settings = super.settings ++ Versions.settings ++ Seq(
autoScalaLibrary := false,
resolvers += Resolver.url(
"Typesafe nightlies",
url("https://typesafe.artifactoryonline.com/typesafe/ivy-snapshots/")
)(Resolver.ivyStylePatterns),
resolvers ++= Seq(
"junit interface repo" at "https://repository.jboss.org/nexus/content/repositories/scala-tools-releases",
ScalaToolsSnapshots
),
organization := "org.scala-lang",
version <<= Versions.mavenVersion,
pomExtra := epflPomExtra
)
// Collections of projects to run 'compile' on.
lazy val compiledProjects = Seq(quickLib, quickComp, continuationsLibrary, actors, swing, forkjoin, fjbg)
// Collection of projects to 'package' and 'publish' together.
lazy val packagedBinaryProjects = Seq(scalaLibrary, scalaCompiler, swing, actors, continuationsPlugin, jline, scalap)
lazy val partestRunProjects = Seq(testsuite, continuationsTestsuite)
private def epflPomExtra = (
<xml:group>
<inceptionYear>2002</inceptionYear>
<licenses>
<license>
<name>BSD-like</name>
<url>http://www.scala-lang.org/downloads/license.html</url>
</license>
</licenses>
<scm>
<connection>scm:git:git://github.com/scala/scala.git</connection>
</scm>
<issueManagement>
<system>jira</system>
<url>http://issues.scala-lang.org</url>
</issueManagement>
</xml:group>
)
// Settings used to make sure publishing goes smoothly.
def publishSettings: Seq[Setting[_]] = Seq(
ivyScala ~= ((is: Option[IvyScala]) => is.map(_.copy(checkExplicit = false))),
pomIncludeRepository := (_ => false),
publishMavenStyle := true,
makePomConfiguration <<= makePomConfiguration apply (_.copy(configurations = Some(Seq(Compile, Default)))),
pomExtra := epflPomExtra
)
// Settings for root project. These are aggregate tasks against the rest of the build.
def projectSettings: Seq[Setting[_]] = publishSettings ++ Seq(
doc in Compile <<= (doc in documentation in Compile).identity,
// These next two aggregate commands on several projects and return results that are to be ignored by remaining tasks.
compile in Compile <<= compiledProjects.map(p => compile in p in Compile).join.map(_.head),
// TODO - just clean target? i.e. target map IO.deleteRecursively
clean <<= (compiledProjects ++ partestRunProjects).map(p => clean in p).dependOn,
packageBin in Compile <<= packagedBinaryProjects.map(p => packageBin in p in Compile).join.map(_.head),
// TODO - Make sure scalaLibrary has packageDoc + packageSrc from documentation attached...
publish <<= packagedBinaryProjects.map(p => publish in p).join.map(_.head),
publishLocal <<= packagedBinaryProjects.map(p => publishLocal in p).join.map(_.head),
packageDoc in Compile <<= (packageDoc in documentation in Compile).identity,
packageSrc in Compile <<= (packageSrc in documentation in Compile).identity,
test in Test <<= (runPartest in testsuite, runPartest in continuationsTestsuite, checkSame in testsuite) map { (a,b,c) => () },
lockerLock <<= (lockFile in lockerLib, lockFile in lockerComp, compile in Compile in lockerLib, compile in Compile in lockerComp) map { (lib, comp, _, _) =>
Seq(lib,comp).foreach(f => IO.touch(f))
},
lockerUnlock <<= (lockFile in lockerLib, lockFile in lockerComp) map { (lib, comp) =>
Seq(lib,comp).foreach(IO.delete)
},
genBinQuick <<= (genBinQuick in scaladist).identity,
makeDist <<= (makeDist in scaladist).identity,
makeExplodedDist <<= (makeExplodedDist in scaladist).identity,
// Note: We override unmanagedSources so that ~ compile will look at all these sources, then run our aggregated compile...
unmanagedSourceDirectories in Compile <<= baseDirectory apply (_ / "src") apply { dir =>
Seq("library/scala","actors","compiler","fjbg","swing","continuations/library","forkjoin") map (dir / _)
},
// TODO - Make exported products == makeDist so we can use this when creating a *real* distribution.
commands += Release.pushStarr
)
// Note: Root project is determined by lowest-alphabetical project that has baseDirectory as file("."). we use aaa_ to 'win'.
lazy val aaa_root = Project("scala", file(".")) settings(projectSettings: _*) settings(ShaResolve.settings: _*)
// External dependencies used for various projects
lazy val externalDeps: Setting[_] = libraryDependencies <<= (sbtVersion)(v =>
Seq(
"org.apache.ant" % "ant" % "1.8.2",
"org.scala-sbt" % "compiler-interface" % v % "provided"
)
)
def fixArtifactSrc(dir: File, name: String) = name match {
case x if x startsWith "scala-" => dir / "src" / (name drop 6)
case x => dir / "src" / name
}
// These are setting overrides for most artifacts in the Scala build file.
def settingOverrides: Seq[Setting[_]] = publishSettings ++ Seq(
crossPaths := false,
autoScalaLibrary := false,
// Work around a bug where scala-library (and forkjoin) is put on classpath for analysis.
classpathOptions := ClasspathOptions.manual,
publishArtifact in packageDoc := false,
publishArtifact in packageSrc := false,
target <<= (baseDirectory, name) apply (_ / "target" / _),
(classDirectory in Compile) <<= target(_ / "classes"),
javacOptions ++= Seq("-target", "1.5", "-source", "1.5"),
scalaSource in Compile <<= (baseDirectory, name) apply fixArtifactSrc,
javaSource in Compile <<= (baseDirectory, name) apply fixArtifactSrc,
unmanagedJars in Compile := Seq(),
// Most libs in the compiler use this order to build.
compileOrder in Compile := CompileOrder.JavaThenScala,
lockFile <<= target(_ / "compile.lock"),
skip in Compile <<= lockFile map (_.exists),
lock <<= lockFile map (f => IO.touch(f)),
unlock <<= lockFile map IO.delete
)
// --------------------------------------------------------------
// Libraries used by Scalac that change infrequently
// (or hopefully so).
// --------------------------------------------------------------
// Jline nested project. Compile this sucker once and be done.
lazy val jline = Project("jline", file("src/jline"))
// Fast Java Bytecode Generator (nested in every scala-compiler.jar)
lazy val fjbg = Project("fjbg", file(".")) settings(settingOverrides : _*)
// Our wrapped version of asm.
lazy val asm = Project("asm", file(".")) settings(settingOverrides : _*)
// Forkjoin backport
lazy val forkjoin = Project("forkjoin", file(".")) settings(settingOverrides : _*)
// --------------------------------------------------------------
// The magic kingdom.
// Layered compilation of Scala.
// Stable Reference -> Locker ('Lockable' dev version) -> Quick -> Strap (Binary compatibility testing)
// --------------------------------------------------------------
// Need a report on this...
// TODO - Resolve STARR from a repo..
lazy val STARR = scalaInstance <<= (appConfiguration, ShaResolve.pullBinaryLibs in ThisBuild) map { (app, _) =>
val launcher = app.provider.scalaProvider.launcher
val library = file("lib/scala-library.jar")
val compiler = file("lib/scala-compiler.jar")
val libJars = (file("lib") * "*.jar").get filterNot Set(library, compiler)
ScalaInstance("starr", library, compiler, launcher, libJars: _*)
}
// Locker is a lockable Scala compiler that can be built of 'current' source to perform rapid development.
lazy val (lockerLib, lockerReflect, lockerComp) = makeLayer("locker", STARR, autoLock = true)
lazy val locker = Project("locker", file(".")) aggregate(lockerLib, lockerReflect, lockerComp)
// Quick is the general purpose project layer for the Scala compiler.
lazy val (quickLib, quickReflect, quickComp) = makeLayer("quick", makeScalaReference("locker", lockerLib, lockerReflect, lockerComp))
lazy val quick = Project("quick", file(".")) aggregate(quickLib, quickReflect, quickComp)
// Reference to quick scala instance.
lazy val quickScalaInstance = makeScalaReference("quick", quickLib, quickReflect, quickComp)
def quickScalaLibraryDependency = unmanagedClasspath in Compile <++= (exportedProducts in quickLib in Compile).identity
def quickScalaReflectDependency = unmanagedClasspath in Compile <++= (exportedProducts in quickReflect in Compile).identity
def quickScalaCompilerDependency = unmanagedClasspath in Compile <++= (exportedProducts in quickComp in Compile).identity
// Strapp is used to test binary 'sameness' between things built with locker and things built with quick.
lazy val (strappLib, strappReflect, strappComp) = makeLayer("strapp", quickScalaInstance)
// --------------------------------------------------------------
// Projects dependent on layered compilation (quick)
// --------------------------------------------------------------
def addCheaterDependency(projectName: String): Setting[_] =
pomPostProcess <<= (version, organization, pomPostProcess) apply { (v,o,k) =>
val dependency: scala.xml.Node =
<dependency>
<groupId>{o}</groupId>
<artifactid>{projectName}</artifactid>
<version>{v}</version>
</dependency>
def fixDependencies(node: scala.xml.Node): scala.xml.Node = node match {
case <dependencies>{nested@_*}</dependencies> => <dependencies>{dependency}{nested}</dependencies>
case x => x
}
// This is a hack to get around issues where \ and \\ don't work if any of the children are `scala.xml.Group`.
def hasDependencies(root: scala.xml.Node): Boolean =
(root.child collectFirst {
case n: scala.xml.Elem if n.label == "dependencies" => n
} isEmpty)
// TODO - Keep namespace on project...
k andThen {
case n @ <project>{ nested@_*}</project> if hasDependencies(n) =>
<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://maven.apache.org/POM/4.0.0">{nested}<dependencies>{dependency}</dependencies></project>
case <project>{ nested@_*}</project> =>
<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://maven.apache.org/POM/4.0.0">{ nested map fixDependencies }</project>
}
}
// TODO - in sabbus, these all use locker to build... I think tihs way is better, but let's farm this idea around.
lazy val dependentProjectSettings = settingOverrides ++ Seq(quickScalaInstance, quickScalaLibraryDependency, addCheaterDependency("scala-library"))
lazy val actors = Project("scala-actors", file(".")) settings(dependentProjectSettings:_*) dependsOn(forkjoin % "provided")
lazy val swing = Project("scala-swing", file(".")) settings(dependentProjectSettings:_*) dependsOn(actors % "provided")
// This project will generate man pages (in man1 and html) for scala.
lazy val manmakerSettings: Seq[Setting[_]] = dependentProjectSettings :+ externalDeps
lazy val manmaker = Project("manual", file(".")) settings(manmakerSettings:_*)
// Things that compile against the compiler.
lazy val compilerDependentProjectSettings = dependentProjectSettings ++ Seq(quickScalaReflectDependency, quickScalaCompilerDependency, addCheaterDependency("scala-compiler"))
lazy val scalacheck = Project("scalacheck", file(".")) settings(compilerDependentProjectSettings:_*) dependsOn(actors % "provided")
lazy val partestSettings = compilerDependentProjectSettings :+ externalDeps
lazy val partest = Project("partest", file(".")) settings(partestSettings:_*) dependsOn(actors,forkjoin,scalap,asm)
lazy val scalapSettings = compilerDependentProjectSettings ++ Seq(
name := "scalap",
exportJars := true
)
lazy val scalap = Project("scalap", file(".")) settings(scalapSettings:_*)
// --------------------------------------------------------------
// Continuations plugin + library
// --------------------------------------------------------------
lazy val continuationsPluginSettings = compilerDependentProjectSettings ++ Seq(
scalaSource in Compile <<= baseDirectory(_ / "src/continuations/plugin/"),
resourceDirectory in Compile <<= baseDirectory(_ / "src/continuations/plugin/"),
exportJars := true,
name := "continuations" // Note: This artifact is directly exported.
)
lazy val continuationsPlugin = Project("continuations-plugin", file(".")) settings(continuationsPluginSettings:_*)
lazy val continuationsLibrarySettings = dependentProjectSettings ++ Seq(
scalaSource in Compile <<= baseDirectory(_ / "src/continuations/library/"),
scalacOptions in Compile <++= (exportedProducts in Compile in continuationsPlugin) map {
case Seq(cpDir) => Seq("-Xplugin-require:continuations", "-P:continuations:enable", "-Xplugin:"+cpDir.data.getAbsolutePath)
}
)
lazy val continuationsLibrary = Project("continuations-library", file(".")) settings(continuationsLibrarySettings:_*)
// TODO - OSGi Manifest
// --------------------------------------------------------------
// Real Library Artifact
// --------------------------------------------------------------
val allSubpathsCopy = (dir: File) => (dir.*** --- dir) x (relativeTo(dir)|flat)
def productTaskToMapping(products : Seq[File]) = products flatMap { p => allSubpathsCopy(p) }
lazy val packageScalaLibBinTask = Seq(quickLib, continuationsLibrary, forkjoin).map(p => products in p in Compile).join.map(_.flatten).map(productTaskToMapping)
lazy val scalaLibArtifactSettings: Seq[Setting[_]] = inConfig(Compile)(Defaults.packageTasks(packageBin, packageScalaLibBinTask)) ++ Seq(
name := "scala-library",
crossPaths := false,
exportJars := true,
autoScalaLibrary := false,
unmanagedJars in Compile := Seq(),
packageDoc in Compile <<= (packageDoc in documentation in Compile).identity,
packageSrc in Compile <<= (packageSrc in documentation in Compile).identity,
fullClasspath in Runtime <<= (exportedProducts in Compile).identity,
quickScalaInstance,
target <<= (baseDirectory, name) apply (_ / "target" / _)
)
lazy val scalaLibrary = Project("scala-library", file(".")) settings(publishSettings:_*) settings(scalaLibArtifactSettings:_*)
// --------------------------------------------------------------
// Real Reflect Artifact
// --------------------------------------------------------------
lazy val packageScalaReflect = Seq(quickReflect).map(p => products in p in Compile).join.map(_.flatten).map(productTaskToMapping)
lazy val scalaReflectArtifactSettings : Seq[Setting[_]] = inConfig(Compile)(Defaults.packageTasks(packageBin, packageScalaReflect)) ++ Seq(
name := "scala-reflect",
crossPaths := false,
exportJars := true,
autoScalaLibrary := false,
unmanagedJars in Compile := Seq(),
fullClasspath in Runtime <<= (exportedProducts in Compile).identity,
quickScalaInstance,
target <<= (baseDirectory, name) apply (_ / "target" / _)
)
lazy val scalaReflect = Project("scala-reflect", file(".")) settings(publishSettings:_*) settings(scalaReflectArtifactSettings:_*) dependsOn(scalaLibrary)
// --------------------------------------------------------------
// Real Compiler Artifact
// --------------------------------------------------------------
lazy val packageScalaBinTask = Seq(quickComp, fjbg, asm).map(p => products in p in Compile).join.map(_.flatten).map(productTaskToMapping)
lazy val scalaBinArtifactSettings : Seq[Setting[_]] = inConfig(Compile)(Defaults.packageTasks(packageBin, packageScalaBinTask)) ++ Seq(
name := "scala-compiler",
crossPaths := false,
exportJars := true,
autoScalaLibrary := false,
unmanagedJars in Compile := Seq(),
fullClasspath in Runtime <<= (exportedProducts in Compile).identity,
quickScalaInstance,
target <<= (baseDirectory, name) apply (_ / "target" / _)
)
lazy val scalaCompiler = Project("scala-compiler", file(".")) settings(publishSettings:_*) settings(scalaBinArtifactSettings:_*) dependsOn(scalaReflect)
lazy val fullQuickScalaReference = makeScalaReference("pack", scalaLibrary, scalaReflect, scalaCompiler)
// --------------------------------------------------------------
// Generating Documentation.
// --------------------------------------------------------------
// TODO - Migrate this into the dist project.
// Scaladocs
lazy val documentationSettings: Seq[Setting[_]] = dependentProjectSettings ++ Seq(
// TODO - Make these work for realz.
defaultExcludes in unmanagedSources in Compile := ((".*" - ".") || HiddenFileFilter ||
"reflect/Print.scala" ||
"reflect/Symbol.scala" ||
"reflect/Tree.scala" ||
"reflect/Type.scala" ||
"runtime/*$.scala" ||
"runtime/ScalaRuntime.scala" ||
"runtime/StringAdd.scala" ||
"scala/swing/test/*"),
sourceFilter in Compile := ("*.scala"),
unmanagedSourceDirectories in Compile <<= baseDirectory apply { dir =>
Seq(dir / "src" / "library" / "scala", dir / "src" / "actors", dir / "src" / "swing", dir / "src" / "continuations" / "library")
},
compile := inc.Analysis.Empty,
// scaladocOptions in Compile <++= (baseDirectory) map (bd =>
// Seq("-sourcepath", (bd / "src" / "library").getAbsolutePath,
// "-doc-no-compile", (bd / "src" / "library-aux").getAbsolutePath,
// "-doc-source-url", """https://lampsvn.epfl.ch/trac/scala/browser/scala/trunk/src/€{FILE_PATH}.scala#L1""",
// "-doc-root-content", (bd / "compiler/scala/tools/nsc/doc/html/resource/lib/rootdoc.txt").getAbsolutePath
// )),
classpathOptions in Compile := ClasspathOptions.manual
)
lazy val documentation = (
Project("documentation", file("."))
settings (documentationSettings: _*)
dependsOn(quickLib, quickComp, actors, fjbg, forkjoin, swing, continuationsLibrary)
)
}