1. Moved the Scalac Ant task to a new location and updated it thorougly.

2. Modified the build script to use the new optional Ant tasks that have been added to 'lib/', which is much cleaner.

git-svn-id: http://lampsvn.epfl.ch/svn-repos/scala/scala/trunk@5410 5e8d7ff9-d8ef-0310-90f0-a4852d11357a
This commit is contained in:
dubochet 2005-12-23 18:17:24 +00:00
parent 5ad578c968
commit 2511ab5dbc
2 changed files with 594 additions and 127 deletions

261
build.xml
View File

@ -10,11 +10,9 @@
<echo>Running Sabbus for Scala-core</echo>
<!--
##############################################################################
PROPERTIES
##############################################################################
-->
<!-- ===========================================================================
PROPERTIES
============================================================================ -->
<property environment="env"/>
<condition property="memory.set">
@ -24,9 +22,6 @@
Sabbus requires additional memory. Please set the 'ANT_OPTS' environment
property to '-Xmx256M' or more.
</fail>
<condition property="os.win">
<os family="windows"/>
</condition>
<!-- Prevents system classpath from being used -->
<property name="build.sysclasspath" value="ignore"/>
@ -42,7 +37,7 @@
<property name="copyright" value="(c) 2002-06 LAMP/EPFL"/>
<!-- NSC configuration properties -->
<property name="nsc.logging" value="none"/>
<property name="nsc.debug-info" value="true"/>
<property name="nsc.debug-info" value="yes"/>
<property name="nsc.excludes" value="build.excludes"/>
<!-- Location of pre-compiled libraries properties -->
<property name="starr.lib.jar" value="${lib.dir}/scala-library.jar"/>
@ -54,6 +49,7 @@
<property name="msil.jar" value="${lib.dir}/${msil.name}"/>
<property name="scala.dll" value="${lib.dir}/scala.dll"/>
<property name="ant.jar" value="${ant.home}/lib/ant.jar"/>
<property name="ant-contrib.jar" value="${lib.dir}/ant-contrib.jar"/>
<!-- Location of build products properties -->
<property name="build.dir" value="${basedir}/build"/>
<property name="locker.dir" value="${build.dir}/locker"/>
@ -81,26 +77,11 @@
<property name="strap.lib.dir" value="${strap.dir}/${lib.dir.name}"/>
<property name="strap.comp.dir" value="${strap.dir}/${comp.dir.name}"/>
<!--
##############################################################################
INITIALISATION
##############################################################################
-->
<!-- ===========================================================================
INITIALISATION
============================================================================ -->
<target name="init.cygwin" if="os.win">
<exec executable="cygpath" vmlauncher="false" errorproperty="err">
<arg value="--windir"/>
</exec>
<condition property="os.cygwin">
<equals arg1="${err}" arg2=""/>
</condition>
</target>
<target name="init" depends="init.cygwin">
<condition property="os.unix"><or>
<os family="unix"/><os family="mac"/>
<isset property="os.cygwin"/>
</or></condition>
<target name="init">
<!-- Testing if everything is in place -->
<echo level="verbose">starr.lib.jar=${starr.lib.jar}</echo>
<fail message="STARR library in 'lib/' is not available">
@ -141,6 +122,35 @@
</not></condition>
</fail>
<echo level="verbose">ant.jar=${ant.jar}</echo>
<echo level="verbose">ant-contrib.jar=${ant-contrib.jar}</echo>
<fail message="Additional Ant tasks in 'lib/' is not available">
<condition><not>
<available classname="net.sf.antcontrib.AntContribVersion"
classpath="${ant-contrib.jar}"/>
</not></condition>
</fail>
<!-- Creating class-pathes -->
<path id="common.classpath">
<pathelement location="${fjbg.jar}"/>
<pathelement location="${msil.jar}"/>
</path>
<path id="starr.classpath">
<pathelement location="${starr.lib.jar}"/>
<pathelement location="${starr.comp.jar}"/>
<path refid="common.classpath"/>
</path>
<!-- Creating boot-level tasks -->
<taskdef name="starr"
classname="scala.tools.nsc.ant.NSC"
classpathref="starr.classpath"/>
<taskdef name="pico"
classname="jaco.pizza.ant.Pico"
classpath="${jaco.jar}"/>
<taskdef resource="net/sf/antcontrib/antlib.xml">
<classpath>
<pathelement location="${ant-contrib.jar}" />
</classpath>
</taskdef>
<!-- Finding out what is available -->
<available property="excludes.avail" file="${nsc.excludes}"/>
<condition property="locker.avail">
@ -154,28 +164,47 @@
<available file="${locker.dir}/${exec.dir.name}/${scalac.exec.name}"/>
</and>
</condition>
<!-- Creating class-pathes -->
<path id="common.classpath">
<pathelement location="${fjbg.jar}"/>
<pathelement location="${msil.jar}"/>
</path>
<path id="starr.classpath">
<pathelement location="${starr.lib.jar}"/>
<pathelement location="${starr.comp.jar}"/>
<path refid="common.classpath"/>
</path>
<!-- Finding out what system architecture is being used -->
<condition property="os.win">
<os family="windows"/>
</condition>
<if><isset property="os.win"/>
<then>
<exec executable="cygpath"
vmlauncher="no"
errorproperty="cygpath.err"
outputproperty="cygpath.out">
<arg value="--windir"/>
</exec>
<condition property="os.cygwin">
<equals arg1="${cygpath.err}" arg2=""/>
</condition>
</then>
</if>
<condition property="os.unix">
<or>
<os family="unix"/>
<os family="mac"/>
<isset property="os.cygwin"/>
</or>
</condition>
<if><isset property="os.cygwin"/>
<then><echo>Sabbus detected a Cygwin environnement</echo></then>
<elseif><isset property="os.win"/>
<then><echo>Sabbus detected a Windows environnement</echo></then>
</elseif>
<elseif><isset property="os.unix"/>
<then><echo>Sabbus detected a UNIX environnement</echo></then>
</elseif>
<else>
<fail>System environment could not be determined</fail>
</else>
</if>
<!-- Defining version number -->
<tstamp prefix="start"/>
<property name="version.number" value="${start.DSTAMP}-${start.TSTAMP}"/>
<property name="dist.current.dir"
value="${dist.dir}/${dist.name}-${version.number}"/>
<!-- Creating boot-level tasks -->
<taskdef name="starr"
classname="scala.tools.nsc.ant.NSC"
classpathref="starr.classpath"/>
<taskdef name="pico"
classname="jaco.pizza.ant.Pico"
classpath="${jaco.jar}"/>
</target>
<target name="init.locker" depends="init, build.locker">
@ -185,7 +214,7 @@
<path refid="common.classpath"/>
</path>
<taskdef name="locker"
classname="scala.tools.nsc.ant.NSC"
classname="scala.tools.ant.Scalac"
classpathref="locker.classpath"/>
</target>
@ -196,17 +225,15 @@
<path refid="common.classpath"/>
</path>
<taskdef name="quick"
classname="scala.tools.nsc.ant.NSC"
classname="scala.tools.ant.Scalac"
classpathref="quick.classpath"/>
</target>
<!--
##############################################################################
BUILD SUPPORT MACROS
##############################################################################
-->
<!-- ===========================================================================
BUILD SUPPORT MACROS
============================================================================ -->
<macrodef name="build.exec">
<macrodef name="build.exec.unix">
<attribute name="lib.path"/>
<attribute name="comp.path"/>
<attribute name="fjbg.path"/>
@ -271,18 +298,17 @@
</sequential>
</macrodef>
<!--
##############################################################################
BUILD LOCAL REFERENCE (LOCKER) LAYER
##############################################################################
-->
<!-- ===========================================================================
BUILD LOCAL REFERENCE (LOCKER) LAYER
============================================================================ -->
<target name="build.locker" depends="init" unless="locker.avail">
<property name="built.locker" value="yes"/>
<!-- Build library -->
<mkdir dir="${locker.lib.dir}"/>
<pico srcdir="${src.dir}/${lib.dir.name}"
destdir="${locker.lib.dir}"
scalahack="true">
scalahack="yes">
<classpath>
<pathelement location="${locker.lib.dir}"/>
</classpath>
@ -290,8 +316,7 @@
</pico>
<starr srcdir="${src.dir}/${lib.dir.name}"
destdir="${locker.lib.dir}"
usepredefs="false"
debuginfo="${nsc.debug-info}">
usepredefs="no">
<classpath>
<pathelement location="${locker.lib.dir}"/>
</classpath>
@ -299,8 +324,7 @@
<include name="scala/runtime/ScalaRunTime.scala"/>
</starr>
<starr srcdir="${src.dir}/${lib.dir.name}"
destdir="${locker.lib.dir}"
debuginfo="${nsc.debug-info}">
destdir="${locker.lib.dir}">
<classpath>
<pathelement location="${locker.lib.dir}"/>
</classpath>
@ -313,7 +337,7 @@
<mkdir dir="${locker.comp.dir}"/>
<pico srcdir="${src.dir}/${comp.dir.name}"
destdir="${locker.comp.dir}"
scalahack="true">
scalahack="yes">
<classpath>
<pathelement location="${locker.lib.dir}"/>
<pathelement location="${locker.comp.dir}"/>
@ -321,8 +345,7 @@
<include name="**/*.java"/>
</pico>
<starr srcdir="${src.dir}/${comp.dir.name}"
destdir="${locker.comp.dir}"
debuginfo="${nsc.debug-info}">
destdir="${locker.comp.dir}">
<classpath>
<pathelement location="${locker.lib.dir}"/>
<pathelement location="${locker.comp.dir}"/>
@ -333,7 +356,7 @@
<excludesfile name="${nsc.excludes}" if="excludes.avail"/>
</starr>
<!-- Build executable files -->
<build.exec lib.path="$$PREFIX/${lib.dir.name}"
<build.exec.unix lib.path="$$PREFIX/${lib.dir.name}"
comp.path="$$PREFIX/${comp.dir.name}"
fjbg.path="../../../lib/${fjbg.name}"
msil.path="../../../lib/${msil.name}"
@ -345,18 +368,16 @@
exec.dir="${locker.dir}\${exec.dir.name}"/>
</target>
<!--
##############################################################################
BUILD QUICK-TEST LAYER
##############################################################################
-->
<!-- ===========================================================================
BUILD QUICK-TEST LAYER
============================================================================ -->
<target name="build" depends="init.locker">
<!-- Build library -->
<mkdir dir="${quick.lib.dir}"/>
<pico srcdir="${src.dir}/${lib.dir.name}"
destdir="${quick.lib.dir}"
scalahack="true">
scalahack="yes">
<classpath>
<pathelement location="${quick.lib.dir}"/>
</classpath>
@ -364,8 +385,7 @@
</pico>
<locker srcdir="${src.dir}/${lib.dir.name}"
destdir="${quick.lib.dir}"
usepredefs="false"
debuginfo="${nsc.debug-info}">
usepredefs="no">
<classpath>
<pathelement location="${quick.lib.dir}"/>
</classpath>
@ -373,8 +393,7 @@
<include name="scala/runtime/ScalaRunTime.scala"/>
</locker>
<locker srcdir="${src.dir}/${lib.dir.name}"
destdir="${quick.lib.dir}"
debuginfo="${nsc.debug-info}">
destdir="${quick.lib.dir}">
<classpath>
<pathelement location="${quick.lib.dir}"/>
</classpath>
@ -387,7 +406,7 @@
<mkdir dir="${quick.comp.dir}"/>
<pico srcdir="${src.dir}/${comp.dir.name}"
destdir="${quick.comp.dir}"
scalahack="true">
scalahack="yes">
<classpath>
<pathelement location="${quick.lib.dir}"/>
<pathelement location="${quick.comp.dir}"/>
@ -395,8 +414,7 @@
<include name="**/*.java"/>
</pico>
<locker srcdir="${src.dir}/${comp.dir.name}"
destdir="${quick.comp.dir}"
debuginfo="${nsc.debug-info}">
destdir="${quick.comp.dir}">
<classpath>
<pathelement location="${quick.lib.dir}"/>
<pathelement location="${quick.comp.dir}"/>
@ -407,7 +425,7 @@
<excludesfile name="${nsc.excludes}" if="excludes.avail"/>
</locker>
<!-- Build executable files -->
<build.exec lib.path="$$PREFIX/${lib.dir.name}"
<build.exec.unix lib.path="$$PREFIX/${lib.dir.name}"
comp.path="$$PREFIX/${comp.dir.name}"
fjbg.path="../../../lib/${fjbg.name}"
msil.path="../../../lib/${msil.name}"
@ -419,11 +437,9 @@
exec.dir="${quick.dir}\${exec.dir.name}"/>
</target>
<!--
##############################################################################
TEST
##############################################################################
-->
<!-- ===========================================================================
TEST
============================================================================ -->
<target name="test" depends="init.quick">
<!-- Build the bootstrap layer -->
@ -431,7 +447,7 @@
<mkdir dir="${strap.lib.dir}"/>
<pico srcdir="${src.dir}/${lib.dir.name}"
destdir="${strap.lib.dir}"
scalahack="true">
scalahack="yes">
<classpath>
<pathelement location="${strap.lib.dir}"/>
</classpath>
@ -439,8 +455,7 @@
</pico>
<quick srcdir="${src.dir}/${lib.dir.name}"
destdir="${strap.lib.dir}"
usepredefs="false"
debuginfo="${nsc.debug-info}">
usepredefs="no">
<classpath>
<pathelement location="${strap.lib.dir}"/>
</classpath>
@ -448,8 +463,7 @@
<include name="scala/runtime/ScalaRunTime.scala"/>
</quick>
<quick srcdir="${src.dir}/${lib.dir.name}"
destdir="${strap.lib.dir}"
debuginfo="${nsc.debug-info}">
destdir="${strap.lib.dir}">
<classpath>
<pathelement location="${strap.lib.dir}"/>
</classpath>
@ -462,7 +476,7 @@
<mkdir dir="${strap.comp.dir}"/>
<pico srcdir="${src.dir}/${comp.dir.name}"
destdir="${strap.comp.dir}"
scalahack="true">
scalahack="yes">
<classpath>
<pathelement location="${strap.lib.dir}"/>
<pathelement location="${strap.comp.dir}"/>
@ -470,8 +484,7 @@
<include name="**/*.java"/>
</pico>
<quick srcdir="${src.dir}/${comp.dir.name}"
destdir="${strap.comp.dir}"
debuginfo="${nsc.debug-info}">
destdir="${strap.comp.dir}">
<classpath>
<pathelement location="${strap.lib.dir}"/>
<pathelement location="${strap.comp.dir}"/>
@ -482,7 +495,7 @@
<excludesfile name="${nsc.excludes}" if="excludes.avail"/>
</quick>
<!-- Build executable files -->
<build.exec lib.path="$$$PREFIX/${lib.dir.name}"
<build.exec.unix lib.path="$$$PREFIX/${lib.dir.name}"
comp.path="$$PREFIX/${comp.dir.name}"
fjbg.path="../../../lib/${fjbg.name}"
msil.path="../../../lib/${msil.name}"
@ -499,7 +512,7 @@
<include name="${comp.dir.name}/**"/>
</fileset>
</checksum>
<delete quiet="true" failonerror="false">
<delete quiet="yes" failonerror="no">
<fileset dir="${quick.dir}"><include name="**/*.MD5"/></fileset>
</delete>
<checksum totalproperty="strap.md5">
@ -508,7 +521,7 @@
<include name="${comp.dir.name}/**"/>
</fileset>
</checksum>
<delete quiet="true" failonerror="false">
<delete quiet="yes" failonerror="no">
<fileset dir="${strap.dir}"><include name="**/*.MD5"/></fileset>
</delete>
<fail message="Build is not stable">
@ -519,45 +532,39 @@
<echo>Build is stable</echo>
</target>
<!--
##############################################################################
DOCUMENT
##############################################################################
-->
<!-- ===========================================================================
DOCUMENT
============================================================================ -->
<target name="docs">
<echo>Docs is not available yet.</echo>
</target>
<!--
##############################################################################
GENERATES A DISTRIBUTION
##############################################################################
-->
<!-- ===========================================================================
GENERATES A DISTRIBUTION
============================================================================ -->
<target name="init.dist" if="os.unix">
<mkdir dir="${dist.current.dir}"/>
<symlink link="${dist.latest.dir}"
resource="${dist.current.dir}"
overwrite="yes"/>
</target>
<target name="dist" depends="test, init.dist">
<target name="dist" depends="test">
<mkdir dir="${dist.current.dir}"/>
<mkdir dir="${dist.current.dir}/lib"/>
<jar destfile="${dist.current.dir}/lib/${comp.jar.name}"
basedir="${strap.comp.dir}">
<manifest>
<attribute name="Signature-Version" value="${version.number}"/>
<attribute name="Main-Class" value="scala.tools.nsc.Main"/>
<attribute name="Class-Path" value="${lib.jar.name}"/>
</manifest>
</jar>
<jar destfile="${dist.current.dir}/lib/${lib.jar.name}"
basedir="${strap.lib.dir}">
<manifest>
<attribute name="Signature-Version" value="${version.number}"/>
</manifest>
</jar>
<copy file="${fjbg.jar}" todir="${dist.current.dir}/lib"/>
<copy file="${msil.jar}" todir="${dist.current.dir}/lib"/>
<mkdir dir="${dist.current.dir}/bin"/>
<build.exec lib.path="$$PREFIX/lib/${lib.jar.name}"
<build.exec.unix lib.path="$$PREFIX/lib/${lib.jar.name}"
comp.path="$$PREFIX/lib/${comp.jar.name}"
fjbg.path="$$PREFIX/lib/${fjbg.name}"
msil.path="$$PREFIX/lib/${msil.name}"
@ -567,21 +574,27 @@
fjbg.path="%SCALA_HOME%\lib\${fjbg.name}"
msil.path="%SCALA_HOME%\lib\${msil.name}"
exec.dir="${dist.current.dir}\bin"/>
<if><isset property="os.unix"/>
<then>
<symlink link="${dist.latest.dir}"
resource="${dist.current.dir}"
overwrite="yes"
failonerror="no"/>
</then>
</if>
</target>
<!--
##############################################################################
CLEAN
##############################################################################
-->
<!-- ===========================================================================
CLEAN
============================================================================ -->
<macrodef name="remove">
<attribute name="dir"/>
<sequential>
<delete dir="@{dir}"
includeemptydirs="true"
quiet="true"
failonerror="false"/>
includeemptydirs="yes"
quiet="yes"
failonerror="no"/>
</sequential>
</macrodef>

View File

@ -0,0 +1,454 @@
/* __ ______________ *\
** / |/ / ____/ ____/ **
** / | | /___ / /___ **
** /_/|__/_____/_____/ Copyright 2005-2006 LAMP/EPFL **
**
** $Id$
\* */
package scala.tools.ant {
import java.io.File
import java.net.{URL, URLClassLoader}
import java.util.{ArrayList, Vector}
import org.apache.tools.ant.{AntClassLoader, BuildException,
DirectoryScanner, Project}
import org.apache.tools.ant.taskdefs.MatchingTask
import org.apache.tools.ant.types.Path
import org.apache.tools.ant.util.{FileUtils, GlobPatternMapper,
SourceFileScanner}
import org.apache.tools.ant.types.{EnumeratedAttribute, Reference}
import scala.tools.nsc.reporters.{Reporter, ConsoleReporter}
import scala.tools.nsc.{Global, FatalError, Settings}
/** An Ant task to compile with the new Scala compiler (NSC).
* This task can take the following parameters as attributes:<ul>
* <li>srcdir (mandatory),</li>
* <li>srcref,</li>
* <li>destdir,</li>
* <li>classpath,</li>
* <li>classpathref,</li>
* <li>sourcepath,</li>
* <li>sourcepathref,</li>
* <li>bootclasspath,</li>
* <li>bootclasspathref,</li>
* <li>extdirs,</li>
* <li>extdirsref,</li>
* <li>encoding,</li>
* <li>force,</li>
* <li>logging,</li>
* <li>logphase,</li>
* <li>usepredefs,</li>
* <li>debugcode.</li>
* </ul>
* It also takes the following parameters as nested elements:<ul>
* <li>src (for srcdir),</li>
* <li>classpath,</li>
* <li>sourcepath,</li>
* <li>bootclasspath,</li>
* <li>extdirs.</li>
* </ul>
*
* @author Gilles Dubochet */
class Scalac extends MatchingTask {
private val SCALA_PRODUCT: String =
System.getProperty("scala.product", "scalac")
private val SCALA_VERSION: String =
System.getProperty("scala.version", "Unknown version")
/** The unique Ant file utilities instance to use in this task. */
private val fileUtils = FileUtils.newFileUtils()
/******************************************************************************\
** Ant user-properties **
\******************************************************************************/
abstract class PermissibleValue {
val values: List[String]
def isPermissible(value: String): Boolean =
(value == "") || values.exists(.startsWith(value))
}
/** Defines valid values for the logging property. */
object LoggingLevel extends PermissibleValue {
val values = List("none", "verbose", "debug")
}
/** Defines valid values for properties that refer to compiler phases. */
object CompilerPhase extends PermissibleValue {
val values = List("namer", "typer", "pickler", "uncurry", "tailcalls",
"transmatch", "explicitouter", "erasure", "lambdalift",
"flatten", "constructors", "mixin", "icode", "jvm",
"terminal")
}
/** The directories that contain source files to compile. */
private var origin: Option[Path] = None
/** The directory to put the compiled files in. */
private var destination: Option[File] = None
/** The class path to use for this compilation. */
private var classpath: Option[Path] = None
/** The source path to use for this compilation. */
private var sourcepath: Option[Path] = None
/** The boot class path to use for this compilation. */
private var bootclasspath: Option[Path] = None
/** The external extensions path to use for this compilation. */
private var extdirs: Option[Path] = None
/** The character encoding of the files to compile. */
private var encoding: Option[String] = None
/** Whether to force compilation of all files or not. */
private var force: Boolean = false
/** How much logging output to print. Either none (default),
* verbose or debug. */
private var logging: Option[String] = None
/** Which compilation phases should be logged during compilation. */
private var logPhase: List[String] = Nil
/** Whether to use implicit predefined values or not. */
private var usepredefs: Boolean = true;
/** Instruct the compiler to generate debugging information */
private var debugCode: Boolean = false
/******************************************************************************\
** Properties setters **
\******************************************************************************/
/** Sets the srcdir attribute. Used by Ant.
* @param input The value of <code>origin</code>. */
def setSrcdir(input: Path) =
if (origin.isEmpty) origin = Some(input)
else origin.get.append(input)
/** Sets the <code>origin</code> as a nested src Ant parameter.
* @return An origin path to be configured. */
def createSrc(): Path = {
if (origin.isEmpty) origin = Some(new Path(getProject()))
origin.get.createPath()
}
/** Sets the <code>origin</code> as an external reference Ant parameter.
* @param input A reference to an origin path. */
def setSrcref(input: Reference) =
createSrc().setRefid(input)
/** Sets the destdir attribute. Used by Ant.
* @param input The value of <code>destination</code>. */
def setDestdir(input: File) =
destination = Some(input)
/** Sets the classpath attribute. Used by Ant.
* @param input The value of <code>classpath</code>. */
def setClasspath(input: Path) =
if (classpath.isEmpty) classpath = Some(input)
else classpath.get.append(input)
/** Sets the <code>classpath</code> as a nested classpath Ant parameter.
* @return A class path to be configured. */
def createClasspath(): Path = {
if (classpath.isEmpty) classpath = Some(new Path(getProject()))
classpath.get.createPath()
}
/** Sets the <code>classpath</code> as an external reference Ant parameter.
* @param input A reference to a class path. */
def setClasspathref(input: Reference) =
createClasspath().setRefid(input)
/** Sets the sourcepath attribute. Used by Ant.
* @param input The value of <code>sourcepath</code>. */
def setSourcepath(input: Path) =
if (sourcepath.isEmpty) sourcepath = Some(input)
else sourcepath.get.append(input)
/** Sets the <code>sourcepath</code> as a nested sourcepath Ant parameter.
* @return A source path to be configured. */
def createSourcepath(): Path = {
if (sourcepath.isEmpty) sourcepath = Some(new Path(getProject()))
sourcepath.get.createPath()
}
/** Sets the <code>sourcepath</code> as an external reference Ant parameter.
* @param input A reference to a source path. */
def setSourcepathref(input: Reference) =
createSourcepath().setRefid(input)
/** Sets the boot classpath attribute. Used by Ant.
* @param input The value of <code>bootclasspath</code>. */
def setBootclasspath(input: Path) =
if (bootclasspath.isEmpty) bootclasspath = Some(input)
else bootclasspath.get.append(input)
/** Sets the <code>bootclasspath</code> as a nested sourcepath Ant
* parameter.
* @return A source path to be configured. */
def createBootclasspath(): Path = {
if (bootclasspath.isEmpty) bootclasspath = Some(new Path(getProject()))
bootclasspath.get.createPath()
}
/** Sets the <code>bootclasspath</code> as an external reference Ant
* parameter.
* @param input A reference to a source path. */
def setBootclasspathref(input: Reference) =
createBootclasspath().setRefid(input)
/** Sets the external extensions path attribute. Used by Ant.
* @param input The value of <code>extdirs</code>. */
def setExtdirs(input: Path) =
if (extdirs.isEmpty) extdirs = Some(input)
else extdirs.get.append(input)
/** Sets the <code>extdirs</code> as a nested sourcepath Ant parameter.
* @return An extensions path to be configured. */
def createExtdirs(): Path = {
if (extdirs.isEmpty) extdirs = Some(new Path(getProject()))
extdirs.get.createPath()
}
/** Sets the <code>extdirs</code> as an external reference Ant parameter.
* @param input A reference to an extensions path. */
def setExtdirsref(input: Reference) =
createExtdirs().setRefid(input)
/** Sets the encoding attribute. Used by Ant.
* @param input The value of <code>encoding</code>. */
def setEncoding(input: String): Unit =
encoding = Some(input)
/** Sets the force attribute. Used by Ant.
* @param input The value for <code>force</code>. */
def setForce(input: Boolean): Unit =
force = input
/** Sets the logging level attribute. Used by Ant.
* @param input The value for <code>logging</code>. */
def setLogging(input: String) =
if (LoggingLevel.isPermissible(input)) logging = Some(input)
else error("Logging level '" + input + "' does not exist.")
/** Sets the log attribute. Used by Ant.
* @param input The value for <code>logPhase</code>. */
def setLogPhase(input: String) = {
logPhase = List.fromArray(input.split(",")).flatMap(s: String => {
val st = s.trim()
if (CompilerPhase.isPermissible(st))
(if (input != "") List(st) else Nil)
else {
error("Phase " + st + " in log does not exist.")
Nil
}
})
}
/** Sets the use predefs attribute. Used by Ant.
* @param input The value for <code>usepredefs</code>. */
def setUsepredefs(input: Boolean): Unit =
usepredefs = input;
/** Set the debug info attribute. */
def setDebugCode(input: Boolean): Unit =
debugCode = input
/******************************************************************************\
** Properties getters **
\******************************************************************************/
/** Gets the value of the classpath attribute in a Scala-friendly form.
* @returns The class path as a list of files. */
private def getClasspath: List[File] =
if (classpath.isEmpty) error("Member 'classpath' is empty.")
else
List.fromArray(classpath.get.list()).map(nameToFile)
/** Gets the value of the origin attribute in a Scala-friendly form.
* @returns The origin path as a list of files. */
private def getOrigin: List[File] =
if (origin.isEmpty) error("Member 'origin' is empty.")
else List.fromArray(origin.get.list()).map(nameToFile)
/** Gets the value of the destination attribute in a Scala-friendly form.
* @returns The destination as a file. */
private def getDestination: File =
if (destination.isEmpty) error("Member 'destination' is empty.")
else existing(getProject().resolveFile(destination.get.toString()))
/** Gets the value of the sourcepath attribute in a Scala-friendly form.
* @returns The source path as a list of files. */
private def getSourcepath: List[File] =
if (sourcepath.isEmpty) error("Member 'sourcepath' is empty.")
else
List.fromArray(sourcepath.get.list()).map(nameToFile)
/** Gets the value of the bootclasspath attribute in a Scala-friendly form.
* @returns The boot class path as a list of files. */
private def getBootclasspath: List[File] =
if (bootclasspath.isEmpty) error("Member 'bootclasspath' is empty.")
else
List.fromArray(bootclasspath.get.list()).map(nameToFile)
/** Gets the value of the extdirs attribute in a Scala-friendly form.
* @returns The extensions path as a list of files. */
private def getExtdirs: List[File] =
if (extdirs.isEmpty) error("Member 'extdirs' is empty.")
else List.fromArray(extdirs.get.list()).map(nameToFile)
/******************************************************************************\
** Compilation and support methods **
\******************************************************************************/
/** This is forwarding method to circumvent bug #281 in Scala 2. Remove when
* bug has been corrected. */
override protected def getDirectoryScanner(baseDir: java.io.File) =
super.getDirectoryScanner(baseDir)
/** Transforms a string name into a file relative to the provided base
* directory.
* @param base A file pointing to the location relative to which the name
* will be resolved.
* @param name A relative or absolute path to the file as a string.
* @return A file created from the name and the base file. */
private def nameToFile(base: File)(name: String): File =
existing(fileUtils.resolveFile(base, name))
/** Transforms a string name into a file relative to the build root
* directory.
* @param name A relative or absolute path to the file as a string.
* @return A file created from the name. */
private def nameToFile(name: String): File =
existing(getProject().resolveFile(name))
/** Tests if a file exists and prints a warning in case it doesn't. Always
* returns the file, even if it doesn't exist.
* @param file A file to test for existance.
* @return The same file. */
private def existing(file: File): File = {
if (!file.exists())
log("Element '" + file.toString() + "' does not exist.",
Project.MSG_WARN)
file
}
/** Transforms a path into a Scalac-readable string.
* @param path A path to convert.
* @return A string-representation of the path like 'a.jar:b.jar'. */
private def asString(path: List[File]): String =
path.map(asString).mkString("", File.pathSeparator, "")
/** Transforms a file into a Scalac-readable string.
* @param path A file to convert.
* @return A string-representation of the file like '/x/k/a.scala'. */
private def asString(file: File): String =
file.getAbsolutePath()
/** Generates a build error. Error location will be the current task in the
* ant file.
* @param message A message describing the error.
* @throws BuildException A build error exception thrown in every case. */
private def error(message: String): All =
throw new BuildException(message, getLocation())
/******************************************************************************\
** The big execute method **
\******************************************************************************/
/** Performs the compilation. */
override def execute() = {
// Tests if all mandatory attributes are set and valid.
if (origin.isEmpty) error("Attribute 'srcdir' is not set.")
if (getOrigin.isEmpty) error("Attribute 'srcdir' is not set.")
if (!destination.isEmpty && !destination.get.isDirectory())
error("Attribute 'destdir' does not refer to an existing directory.")
if (destination.isEmpty) destination = Some(getOrigin.head)
val mapper = new GlobPatternMapper()
mapper.setTo("*.class")
mapper.setFrom("*.scala")
// Scans source directories to build up a compile lists.
// If force is false, only files were the .class file in destination is
// older than the .scala file will be used.
val sourceFiles: List[File] =
for (val originDir <- getOrigin;
val originFile <- {
var includedFiles =
getDirectoryScanner(originDir).getIncludedFiles()
if (!force) {
includedFiles = new SourceFileScanner(this).
restrict(includedFiles, originDir, destination.get, mapper)
}
(List.fromArray(includedFiles)).
map(nameToFile(originDir))
})
yield {
log(originFile.toString(), Project.MSG_DEBUG)
originFile
}
if (sourceFiles.length == 0) log("No files selected for compilation")
else log("Compiling " + sourceFiles.length + " source file" +
(if (sourceFiles.length > 1) "s" else "") +
(" to " + getDestination.toString()))
// Builds-up the compilation settings for Scalac with the existing Ant
// parameters.
val reporter = new ConsoleReporter()
val settings = new Settings(error)
settings.outdir.value = asString(destination.get)
if (!classpath.isEmpty)
settings.classpath.value = asString(getClasspath)
if (!sourcepath.isEmpty)
settings.sourcepath.value = asString(getSourcepath)
else if (origin.get.size() > 0)
settings.sourcepath.value = origin.get.list()(0)
if (!bootclasspath.isEmpty)
settings.bootclasspath.value = asString(getBootclasspath)
if (!extdirs.isEmpty) settings.extdirs.value = asString(getExtdirs)
if (!encoding.isEmpty) settings.encoding.value = encoding.get
if (!logging.isEmpty && logging.get == "verbose")
settings.verbose.value = true
else if (!logging.isEmpty && logging.get == "debug") {
settings.verbose.value = true
settings.debug.value = true
}
if (!logPhase.isEmpty) settings.log.value = logPhase
settings.nopredefs.value = !usepredefs;
settings.debuginfo.value = debugCode
// Compiles the actual code
val compiler = new Global(settings, reporter)
try {
(new compiler.Run).compile(sourceFiles.map(f:File=>f.toString()))
if (reporter.errors > 0)
error("Compile failed with " +
reporter.errors + " error" +
(if (reporter.errors > 1) "s" else "") +
"; see the compiler error output for details."
)
}
catch {
case exception @ FatalError(msg) => {
exception.printStackTrace()
if (settings.debug.value) exception.printStackTrace()
error("Compile failed because of an internal compiler error (" + msg +
"); see the error output for details.")
}
}
if (reporter.warnings > 0)
log("Compile suceeded with " +
reporter.errors + " warning" +
(if (reporter.warnings > 1) "s" else "") +
"; see the compiler output for details."
)
reporter.printSummary()
}
}
}