/*
 * ScalaCL - putting Scala on the GPU with JavaCL / OpenCL
 * http://scalacl.googlecode.com/
 *
 * Copyright (c) 2009-2010, Olivier Chafik (http://ochafik.free.fr/)
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of Olivier Chafik nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY OLIVIER CHAFIK AND CONTRIBUTORS ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package com.nativelibs4java.scalaxy ; package pluginBase

import java.io.File
import scala.collection.immutable.Stack
import scala.reflect.generic.Names
import scala.reflect.generic.Trees

import scala.tools.nsc.plugins.PluginComponent
import scala.tools.nsc.Settings
import scala.tools.nsc.Global
import scala.tools.nsc.plugins.Plugin
import scala.util.parsing.input.Position

import scala.collection.JavaConversions._
import java.io.BufferedReader
import java.io.File
import java.io.IOException
import java.io.InputStreamReader
import java.io.PrintWriter
import scala.concurrent.ops
import scala.io.Source
import scala.tools.nsc.CompilerCommand
import scala.tools.nsc.Global
import scala.tools.nsc.Settings
import scala.tools.nsc.reporters.ConsoleReporter
import scala.tools.nsc.reporters.Reporter

/**
 * http://www.scala-lang.org/node/140
 * http://lamp.epfl.ch/~emir/bqbase/2005/06/02/nscTutorial.html
 * http://code.google.com/p/simple-build-tool/wiki/CompilerPlugins
 * mvn scala:run -DmainClass=scalacl.plugin.Compile "-DaddArgs=-d|out|examples/Toto.scala|-Xprint:scalacl-functionstransform|-classpath|../ScalaCL/target/scalacl-0.3-SNAPSHOT-shaded.jar"
 * scala -cp target/scalacl-compiler-1.0-SNAPSHOT-shaded.jar scalacl.plugin.Compile -d out src/examples/BasicExample.scala
 * javap -c -classpath out/ scalacl.examples.BasicExample
 */
object CompilerMain {
  lazy val bootClassPath = {
    val scalaLibraryJar = classOf[List[_]].getProtectionDomain.getCodeSource.getLocation.getFile
    scalaLibraryJar
  }
  lazy val extraArgs = Array(
    "-optimise",
    //"-usejavacp",
    "-bootclasspath", bootClassPath
  )
}
trait CompilerMain {
  def pluginDef: PluginDef
  def commandName: String
  
  def main(args: Array[String]) {
    try {
      compilerMain(args, true)
    } catch { case ex =>
      ex.printStackTrace
      throw ex
    }
  }
  
  def compilerMain(args: Array[String], enablePlugins: Boolean) = {
    pluginDef.printCopyrightMessageOnce
    
    val settings = new Settings
    
    val command = new CompilerCommand((args ++ CompilerMain.extraArgs).toList, settings) {
      override val cmdName = commandName
    }
    val pluginOptions = pluginDef.createOptions(settings)
    val runner = new PluginRunner(Some(pluginDef), pluginOptions, settings, new ConsoleReporter(settings))
    val run = new runner.Run

    if (command.ok) {
      run.compile(command.files)
    }
  }
}
