src/Pure/Tools/build.scala
author wenzelm
Tue May 14 15:40:18 2013 +0200 (2013-05-14)
changeset 51983 32692ce4c61a
parent 51962 016cb7d8f297
child 51986 5fdca5bfc0b4
permissions -rw-r--r--
more frugal line termination, to cope with huge log files (see also 016cb7d8f297);
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/*  Title:      Pure/Tools/build.scala
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    Author:     Makarius
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    Options:    :folding=explicit:collapseFolds=1:
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Build and manage Isabelle sessions.
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*/
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package isabelle
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import java.util.{Timer, TimerTask}
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import java.io.{BufferedInputStream, FileInputStream,
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  BufferedReader, InputStreamReader, IOException}
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import java.util.zip.GZIPInputStream
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import scala.collection.SortedSet
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import scala.collection.mutable
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import scala.annotation.tailrec
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object Build
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{
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  /** progress context **/
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  class Progress
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  {
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    def echo(msg: String) {}
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    def theory(session: String, theory: String) {}
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    def stopped: Boolean = false
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  }
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  object Ignore_Progress extends Progress
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  class Console_Progress(verbose: Boolean) extends Progress
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  {
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    override def echo(msg: String) { java.lang.System.out.println(msg) }
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    override def theory(session: String, theory: String): Unit =
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      if (verbose) echo(session + ": theory " + theory)
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    @volatile private var is_stopped = false
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    def interrupt_handler[A](e: => A): A = Interrupt.handler { is_stopped = true } { e }
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    override def stopped: Boolean = is_stopped
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  }
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  /** session information **/
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  // external version
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  abstract class Entry
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  sealed case class Chapter(name: String) extends Entry
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  sealed case class Session_Entry(
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    pos: Position.T,
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    name: String,
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    groups: List[String],
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    path: String,
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    parent: Option[String],
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    description: String,
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    options: List[Options.Spec],
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    theories: List[(List[Options.Spec], List[String])],
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    files: List[String]) extends Entry
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  // internal version
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  sealed case class Session_Info(
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    chapter: String,
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    select: Boolean,
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    pos: Position.T,
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    groups: List[String],
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    dir: Path,
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    parent: Option[String],
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    description: String,
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    options: Options,
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    theories: List[(Options, List[Path])],
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    files: List[Path],
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    entry_digest: SHA1.Digest)
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  def is_pure(name: String): Boolean = name == "RAW" || name == "Pure"
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  def session_info(options: Options, select: Boolean, dir: Path,
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      chapter: String, entry: Session_Entry): (String, Session_Info) =
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    try {
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      val name = entry.name
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      if (name == "") error("Bad session name")
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      if (is_pure(name) && entry.parent.isDefined) error("Illegal parent session")
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      if (!is_pure(name) && !entry.parent.isDefined) error("Missing parent session")
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      val session_options = options ++ entry.options
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      val theories =
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        entry.theories.map({ case (opts, thys) =>
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          (session_options ++ opts, thys.map(Path.explode(_))) })
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      val files = entry.files.map(Path.explode(_))
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      val entry_digest =
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        SHA1.digest((chapter, name, entry.parent, entry.options, entry.theories).toString)
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      val info =
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        Session_Info(chapter, select, entry.pos, entry.groups, dir + Path.explode(entry.path),
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          entry.parent, entry.description, session_options, theories, files, entry_digest)
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      (name, info)
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    }
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    catch {
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      case ERROR(msg) =>
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        error(msg + "\nThe error(s) above occurred in session entry " +
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          quote(entry.name) + Position.here(entry.pos))
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    }
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  /* session tree */
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  object Session_Tree
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  {
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    def apply(infos: Seq[(String, Session_Info)]): Session_Tree =
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    {
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      val graph1 =
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        (Graph.string[Session_Info] /: infos) {
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          case (graph, (name, info)) =>
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            if (graph.defined(name))
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              error("Duplicate session " + quote(name) + Position.here(info.pos))
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            else graph.new_node(name, info)
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        }
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      val graph2 =
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        (graph1 /: graph1.entries) {
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          case (graph, (name, (info, _))) =>
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            info.parent match {
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              case None => graph
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              case Some(parent) =>
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                if (!graph.defined(parent))
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                  error("Bad parent session " + quote(parent) + " for " +
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                    quote(name) + Position.here(info.pos))
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                try { graph.add_edge_acyclic(parent, name) }
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                catch {
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                  case exn: Graph.Cycles[_] =>
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                    error(cat_lines(exn.cycles.map(cycle =>
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                      "Cyclic session dependency of " +
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                        cycle.map(c => quote(c.toString)).mkString(" via "))) +
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                          Position.here(info.pos))
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                }
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            }
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        }
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      new Session_Tree(graph2)
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    }
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  }
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  final class Session_Tree private(val graph: Graph[String, Session_Info])
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    extends PartialFunction[String, Session_Info]
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  {
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    def apply(name: String): Session_Info = graph.get_node(name)
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    def isDefinedAt(name: String): Boolean = graph.defined(name)
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    def selection(requirements: Boolean, all_sessions: Boolean,
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      session_groups: List[String], sessions: List[String]): (List[String], Session_Tree) =
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    {
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      val bad_sessions = sessions.filterNot(isDefinedAt(_))
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      if (!bad_sessions.isEmpty) error("Undefined session(s): " + commas_quote(bad_sessions))
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      val pre_selected =
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      {
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        if (all_sessions) graph.keys.toList
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        else {
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          val select_group = session_groups.toSet
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          val select = sessions.toSet
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          (for {
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            (name, (info, _)) <- graph.entries
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            if info.select || select(name) || apply(name).groups.exists(select_group)
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          } yield name).toList
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        }
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      }
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      val selected =
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        if (requirements) (graph.all_preds(pre_selected).toSet -- pre_selected).toList
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        else pre_selected
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      val tree1 = new Session_Tree(graph.restrict(graph.all_preds(selected).toSet))
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      (selected, tree1)
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    }
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    def topological_order: List[(String, Session_Info)] =
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      graph.topological_order.map(name => (name, apply(name)))
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    override def toString: String = graph.entries.map(_._1).toList.sorted.mkString(",")
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  }
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  /* parser */
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  val chapter_default = "Unsorted"
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  private val CHAPTER = "chapter"
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  private val SESSION = "session"
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  private val IN = "in"
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  private val DESCRIPTION = "description"
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  private val OPTIONS = "options"
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  private val THEORIES = "theories"
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  private val FILES = "files"
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  lazy val root_syntax =
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    Outer_Syntax.init() + "(" + ")" + "+" + "," + "=" + "[" + "]" +
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      (CHAPTER, Keyword.THY_DECL) + (SESSION, Keyword.THY_DECL) +
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      IN + DESCRIPTION + OPTIONS + THEORIES + FILES
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  private object Parser extends Parse.Parser
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  {
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    def entry(pos: Position.T): Parser[Entry] = chapter(pos) | session_entry(pos)
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    def chapter(pos: Position.T): Parser[Chapter] =
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    {
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      val chapter_name = atom("chapter name", _.is_name)
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      command(CHAPTER) ~! chapter_name ^^ { case _ ~ a => Chapter(a) }
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    }
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    def session_entry(pos: Position.T): Parser[Session_Entry] =
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    {
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      val session_name = atom("session name", _.is_name)
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      val option =
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        name ~ opt(keyword("=") ~! name ^^ { case _ ~ x => x }) ^^ { case x ~ y => (x, y) }
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      val options = keyword("[") ~> rep1sep(option, keyword(",")) <~ keyword("]")
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      val theories =
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        keyword(THEORIES) ~! ((options | success(Nil)) ~ rep(theory_name)) ^^
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          { case _ ~ (x ~ y) => (x, y) }
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      command(SESSION) ~!
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        (session_name ~
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          ((keyword("(") ~! (rep1(name) <~ keyword(")")) ^^ { case _ ~ x => x }) | success(Nil)) ~
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          ((keyword(IN) ~! path ^^ { case _ ~ x => x }) | success(".")) ~
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          (keyword("=") ~!
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            (opt(session_name ~! keyword("+") ^^ { case x ~ _ => x }) ~
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              ((keyword(DESCRIPTION) ~! text ^^ { case _ ~ x => x }) | success("")) ~
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              ((keyword(OPTIONS) ~! options ^^ { case _ ~ x => x }) | success(Nil)) ~
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              rep1(theories) ~
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              ((keyword(FILES) ~! rep1(path) ^^ { case _ ~ x => x }) | success(Nil))))) ^^
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        { case _ ~ (a ~ b ~ c ~ (_ ~ (d ~ e ~ f ~ g ~ h))) =>
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            Session_Entry(pos, a, b, c, d, e, f, g, h) }
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    }
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    def parse_entries(root: Path): List[(String, Session_Entry)] =
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    {
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      val toks = root_syntax.scan(File.read(root))
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      parse_all(rep(entry(root.position)), Token.reader(toks, root.implode)) match {
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        case Success(result, _) =>
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          var chapter = chapter_default
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          val entries = new mutable.ListBuffer[(String, Session_Entry)]
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          result.foreach {
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            case Chapter(name) => chapter = name
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            case session_entry: Session_Entry => entries += ((chapter, session_entry))
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          }
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          entries.toList
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        case bad => error(bad.toString)
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      }
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    }
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  }
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  /* find sessions within certain directories */
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  private val ROOT = Path.explode("ROOT")
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  private val ROOTS = Path.explode("ROOTS")
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  private def is_session_dir(dir: Path): Boolean =
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    (dir + ROOT).is_file || (dir + ROOTS).is_file
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  private def check_session_dir(dir: Path): Path =
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    if (is_session_dir(dir)) dir
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    else error("Bad session root directory: " + dir.toString)
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  def find_sessions(options: Options, more_dirs: List[(Boolean, Path)]): Session_Tree =
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  {
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    def find_dir(select: Boolean, dir: Path): List[(String, Session_Info)] =
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      find_root(select, dir) ::: find_roots(select, dir)
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    def find_root(select: Boolean, dir: Path): List[(String, Session_Info)] =
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    {
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      val root = dir + ROOT
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      if (root.is_file)
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        Parser.parse_entries(root).map(p => session_info(options, select, dir, p._1, p._2))
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      else Nil
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    }
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    def find_roots(select: Boolean, dir: Path): List[(String, Session_Info)] =
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    {
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      val roots = dir + ROOTS
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      if (roots.is_file) {
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        for {
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          line <- split_lines(File.read(roots))
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          if !(line == "" || line.startsWith("#"))
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          dir1 =
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            try { check_session_dir(dir + Path.explode(line)) }
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            catch {
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              case ERROR(msg) =>
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                error(msg + "\nThe error(s) above occurred in session catalog " + roots.toString)
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            }
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          info <- find_dir(select, dir1)
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        } yield info
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      }
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      else Nil
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    }
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    val default_dirs = Isabelle_System.components().filter(is_session_dir(_)).map((false, _))
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    more_dirs foreach { case (_, dir) => check_session_dir(dir) }
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    Session_Tree(
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      for {
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        (select, dir) <- default_dirs ::: more_dirs
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        info <- find_dir(select, dir)
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      } yield info)
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  }
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  /** build **/
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  /* queue */
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  object Queue
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  {
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    def apply(tree: Session_Tree, load_timings: String => (List[Properties.T], Double)): Queue =
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    {
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      val graph = tree.graph
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      val sessions = graph.keys.toList
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      val timings =
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        sessions.par.map((name: String) =>
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          Exn.capture { (name, load_timings(name)) }).toList.map(Exn.release(_))
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      val command_timings =
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        Map(timings.map({ case (name, (ts, _)) => (name, ts) }): _*).withDefaultValue(Nil)
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      val session_timing =
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        Map(timings.map({ case (name, (_, t)) => (name, t) }): _*).withDefaultValue(0.0)
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      def outdegree(name: String): Int = graph.imm_succs(name).size
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      def timeout(name: String): Double = tree(name).options.real("timeout")
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      object Ordering extends scala.math.Ordering[String]
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      {
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        def compare_timing(name1: String, name2: String): Int =
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        {
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          val t1 = session_timing(name1)
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          val t2 = session_timing(name2)
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          if (t1 == 0.0 || t2 == 0.0) 0
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          else t1 compare t2
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        }
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        def compare(name1: String, name2: String): Int =
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          outdegree(name2) compare outdegree(name1) match {
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            case 0 =>
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              compare_timing(name2, name1) match {
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                case 0 =>
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                  timeout(name2) compare timeout(name1) match {
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   354
                    case 0 => name1 compare name2
wenzelm@51220
   355
                    case ord => ord
wenzelm@51220
   356
                  }
wenzelm@48678
   357
                case ord => ord
wenzelm@48678
   358
              }
wenzelm@48678
   359
            case ord => ord
wenzelm@48678
   360
          }
wenzelm@48678
   361
      }
wenzelm@48678
   362
wenzelm@51220
   363
      new Queue(graph, SortedSet(sessions: _*)(Ordering), command_timings)
wenzelm@48676
   364
    }
wenzelm@48676
   365
  }
wenzelm@48676
   366
wenzelm@51220
   367
  final class Queue private(
wenzelm@51220
   368
    graph: Graph[String, Session_Info],
wenzelm@51220
   369
    order: SortedSet[String],
wenzelm@51220
   370
    val command_timings: String => List[Properties.T])
wenzelm@48676
   371
  {
wenzelm@48676
   372
    def is_inner(name: String): Boolean = !graph.is_maximal(name)
wenzelm@48676
   373
wenzelm@48676
   374
    def is_empty: Boolean = graph.is_empty
wenzelm@48676
   375
wenzelm@51227
   376
    def - (name: String): Queue =
wenzelm@51227
   377
      new Queue(graph.del_node(name),
wenzelm@51227
   378
        order - name,  // FIXME scala-2.10.0 TreeSet problem!?
wenzelm@51227
   379
        command_timings)
wenzelm@48676
   380
wenzelm@48676
   381
    def dequeue(skip: String => Boolean): Option[(String, Session_Info)] =
wenzelm@48676
   382
    {
wenzelm@51227
   383
      val it = order.iterator.dropWhile(name =>
wenzelm@51227
   384
        skip(name)
wenzelm@51227
   385
          || !graph.defined(name)  // FIXME scala-2.10.0 TreeSet problem!?
wenzelm@51227
   386
          || !graph.is_minimal(name))
wenzelm@48680
   387
      if (it.hasNext) { val name = it.next; Some((name, graph.get_node(name))) }
wenzelm@48676
   388
      else None
wenzelm@48676
   389
    }
wenzelm@48676
   390
  }
wenzelm@48676
   391
wenzelm@48676
   392
wenzelm@48710
   393
  /* source dependencies and static content */
wenzelm@48422
   394
wenzelm@48710
   395
  sealed case class Session_Content(
wenzelm@48422
   396
    loaded_theories: Set[String],
wenzelm@48660
   397
    syntax: Outer_Syntax,
wenzelm@51297
   398
    sources: List[(Path, SHA1.Digest)])
wenzelm@48422
   399
wenzelm@48710
   400
  sealed case class Deps(deps: Map[String, Session_Content])
wenzelm@48423
   401
  {
wenzelm@48583
   402
    def is_empty: Boolean = deps.isEmpty
wenzelm@48710
   403
    def apply(name: String): Session_Content = deps(name)
wenzelm@48504
   404
    def sources(name: String): List[SHA1.Digest] = deps(name).sources.map(_._2)
wenzelm@48423
   405
  }
wenzelm@48423
   406
wenzelm@50366
   407
  def dependencies(progress: Build.Progress, inlined_files: Boolean,
wenzelm@50366
   408
      verbose: Boolean, list_files: Boolean, tree: Session_Tree): Deps =
wenzelm@48710
   409
    Deps((Map.empty[String, Session_Content] /: tree.topological_order)(
wenzelm@48422
   410
      { case (deps, (name, info)) =>
wenzelm@51297
   411
          val (preloaded, parent_syntax) =
wenzelm@48422
   412
            info.parent match {
wenzelm@48870
   413
              case None =>
wenzelm@51297
   414
                (Set.empty[String], Outer_Syntax.init_pure())
wenzelm@48794
   415
              case Some(parent_name) =>
wenzelm@48794
   416
                val parent = deps(parent_name)
wenzelm@51297
   417
                (parent.loaded_theories, parent.syntax)
wenzelm@48422
   418
            }
wenzelm@48870
   419
          val thy_info = new Thy_Info(new Thy_Load(preloaded, parent_syntax))
wenzelm@48422
   420
wenzelm@48903
   421
          if (verbose || list_files) {
wenzelm@48583
   422
            val groups =
wenzelm@48583
   423
              if (info.groups.isEmpty) ""
wenzelm@48583
   424
              else info.groups.mkString(" (", " ", ")")
wenzelm@51397
   425
            progress.echo("Session " + info.chapter + "/" + name + groups)
wenzelm@48583
   426
          }
wenzelm@48478
   427
wenzelm@48422
   428
          val thy_deps =
wenzelm@51294
   429
            thy_info.dependencies(
wenzelm@48422
   430
              info.theories.map(_._2).flatten.
wenzelm@50566
   431
                map(thy => Thy_Load.path_node_name(info.dir + Thy_Load.thy_path(thy))))
wenzelm@48422
   432
wenzelm@48872
   433
          val loaded_theories = thy_deps.loaded_theories
wenzelm@51294
   434
          val syntax = thy_deps.syntax
wenzelm@51294
   435
wenzelm@51294
   436
          val body_files = if (inlined_files) thy_deps.load_files else Nil
wenzelm@48660
   437
wenzelm@48423
   438
          val all_files =
wenzelm@51294
   439
            (thy_deps.deps.map(dep => Path.explode(dep.name.node)) ::: body_files :::
wenzelm@51294
   440
              info.files.map(file => info.dir + file)).map(_.expand)
wenzelm@48903
   441
wenzelm@48903
   442
          if (list_files)
wenzelm@50366
   443
            progress.echo(cat_lines(all_files.map(_.implode).sorted.map("  " + _)))
wenzelm@48903
   444
wenzelm@48485
   445
          val sources =
wenzelm@49696
   446
            try { all_files.map(p => (p, SHA1.digest(p.file))) }
wenzelm@48485
   447
            catch {
wenzelm@48485
   448
              case ERROR(msg) =>
wenzelm@48675
   449
                error(msg + "\nThe error(s) above occurred in session " +
wenzelm@48992
   450
                  quote(name) + Position.here(info.pos))
wenzelm@48485
   451
            }
wenzelm@48422
   452
wenzelm@51297
   453
          deps + (name -> Session_Content(loaded_theories, syntax, sources))
wenzelm@48423
   454
      }))
wenzelm@48422
   455
wenzelm@49098
   456
  def session_content(inlined_files: Boolean, dirs: List[Path], session: String): Session_Content =
wenzelm@48710
   457
  {
wenzelm@50404
   458
    val options = Options.init()
wenzelm@48791
   459
    val (_, tree) =
wenzelm@49131
   460
      find_sessions(options, dirs.map((false, _))).selection(false, false, Nil, List(session))
wenzelm@50366
   461
    dependencies(Build.Ignore_Progress, inlined_files, false, false, tree)(session)
wenzelm@48710
   462
  }
wenzelm@48710
   463
wenzelm@48794
   464
  def outer_syntax(session: String): Outer_Syntax =
wenzelm@51297
   465
    session_content(false, Nil, session).syntax
wenzelm@48710
   466
wenzelm@48422
   467
wenzelm@48424
   468
  /* jobs */
wenzelm@48341
   469
wenzelm@50845
   470
  private class Job(progress: Build.Progress,
wenzelm@50845
   471
    name: String, val info: Session_Info, output: Path, do_output: Boolean,
wenzelm@51220
   472
    verbose: Boolean, browser_info: Path, command_timings: List[Properties.T])
wenzelm@48418
   473
  {
wenzelm@48674
   474
    def output_path: Option[Path] = if (do_output) Some(output) else None
wenzelm@48674
   475
wenzelm@48674
   476
    private val parent = info.parent.getOrElse("")
wenzelm@48418
   477
wenzelm@48698
   478
    private val args_file = File.tmp_file("args")
wenzelm@48698
   479
    File.write(args_file, YXML.string_of_body(
wenzelm@48698
   480
      if (is_pure(name)) Options.encode(info.options)
wenzelm@48698
   481
      else
wenzelm@48698
   482
        {
wenzelm@48698
   483
          import XML.Encode._
wenzelm@51218
   484
              pair(list(properties), pair(bool, pair(Options.encode, pair(bool, pair(Path.encode,
wenzelm@51399
   485
                pair(string, pair(string, pair(string,
wenzelm@51399
   486
                  list(pair(Options.encode, list(Path.encode)))))))))))(
wenzelm@51220
   487
              (command_timings, (do_output, (info.options, (verbose, (browser_info,
wenzelm@51399
   488
                (parent, (info.chapter, (name, info.theories)))))))))
wenzelm@48698
   489
        }))
wenzelm@48698
   490
wenzelm@48674
   491
    private val env =
wenzelm@48698
   492
      Map("INPUT" -> parent, "TARGET" -> name, "OUTPUT" -> Isabelle_System.standard_path(output),
wenzelm@48698
   493
        (if (is_pure(name)) "ISABELLE_PROCESS_OPTIONS" else "ARGS_FILE") ->
wenzelm@50715
   494
          Isabelle_System.posix_path(args_file))
wenzelm@48698
   495
wenzelm@48674
   496
    private val script =
wenzelm@48511
   497
      if (is_pure(name)) {
wenzelm@48511
   498
        if (do_output) "./build " + name + " \"$OUTPUT\""
wenzelm@48511
   499
        else """ rm -f "$OUTPUT"; ./build """ + name
wenzelm@48511
   500
      }
wenzelm@48418
   501
      else {
wenzelm@48418
   502
        """
wenzelm@48418
   503
        . "$ISABELLE_HOME/lib/scripts/timestart.bash"
wenzelm@48418
   504
        """ +
wenzelm@48511
   505
          (if (do_output)
wenzelm@48511
   506
            """
wenzelm@48511
   507
            "$ISABELLE_PROCESS" -e "Build.build \"$ARGS_FILE\";" -q -w "$INPUT" "$OUTPUT"
wenzelm@48511
   508
            """
wenzelm@48418
   509
          else
wenzelm@48511
   510
            """
wenzelm@48511
   511
            rm -f "$OUTPUT"; "$ISABELLE_PROCESS" -e "Build.build \"$ARGS_FILE\";" -r -q "$INPUT"
wenzelm@48511
   512
            """) +
wenzelm@48418
   513
        """
wenzelm@48418
   514
        RC="$?"
wenzelm@48418
   515
wenzelm@48418
   516
        . "$ISABELLE_HOME/lib/scripts/timestop.bash"
wenzelm@48418
   517
wenzelm@48418
   518
        if [ "$RC" -eq 0 ]; then
wenzelm@48418
   519
          echo "Finished $TARGET ($TIMES_REPORT)" >&2
wenzelm@48418
   520
        fi
wenzelm@48418
   521
wenzelm@48418
   522
        exit "$RC"
wenzelm@48418
   523
        """
wenzelm@48418
   524
      }
wenzelm@48674
   525
wenzelm@48674
   526
    private val (thread, result) =
wenzelm@50845
   527
      Simple_Thread.future("build") {
wenzelm@50845
   528
        Isabelle_System.bash_env(info.dir.file, env, script,
wenzelm@51962
   529
          progress_stdout = (line: String) =>
wenzelm@50847
   530
            Library.try_unprefix("\floading_theory = ", line) match {
wenzelm@50847
   531
              case Some(theory) => progress.theory(name, theory)
wenzelm@50847
   532
              case None =>
wenzelm@51962
   533
            },
wenzelm@51962
   534
          progress_limit =
wenzelm@51962
   535
            info.options.int("process_output_limit") match {
wenzelm@51962
   536
              case 0 => None
wenzelm@51962
   537
              case m => Some(m * 1000000L)
wenzelm@50847
   538
            })
wenzelm@50845
   539
      }
wenzelm@48674
   540
wenzelm@48674
   541
    def terminate: Unit = thread.interrupt
wenzelm@48674
   542
    def is_finished: Boolean = result.is_finished
wenzelm@48674
   543
wenzelm@48674
   544
    @volatile private var timeout = false
wenzelm@50207
   545
    private val time = info.options.seconds("timeout")
wenzelm@48674
   546
    private val timer: Option[Timer] =
wenzelm@48674
   547
      if (time.seconds > 0.0) {
wenzelm@48674
   548
        val t = new Timer("build", true)
wenzelm@48674
   549
        t.schedule(new TimerTask { def run = { terminate; timeout = true } }, time.ms)
wenzelm@48674
   550
        Some(t)
wenzelm@48674
   551
      }
wenzelm@48674
   552
      else None
wenzelm@48674
   553
wenzelm@50845
   554
    def join: Isabelle_System.Bash_Result =
wenzelm@50845
   555
    {
wenzelm@50845
   556
      val res = result.join
wenzelm@50845
   557
wenzelm@48674
   558
      args_file.delete
wenzelm@48674
   559
      timer.map(_.cancel())
wenzelm@48674
   560
wenzelm@50845
   561
      if (res.rc == 130)
wenzelm@50845
   562
        res.add_err(if (timeout) "*** Timeout" else "*** Interrupt")
wenzelm@50845
   563
      else res
wenzelm@48674
   564
    }
wenzelm@48364
   565
  }
wenzelm@48364
   566
wenzelm@48424
   567
wenzelm@51045
   568
  /* inlined properties (YXML) */
wenzelm@50946
   569
wenzelm@50946
   570
  object Props
wenzelm@50946
   571
  {
wenzelm@51045
   572
    def parse(text: String): Properties.T = XML.Decode.properties(YXML.parse_body(text))
wenzelm@50946
   573
wenzelm@50946
   574
    def parse_lines(prefix: String, lines: List[String]): List[Properties.T] =
wenzelm@50946
   575
      for (line <- lines; s <- Library.try_unprefix(prefix, line)) yield parse(s)
wenzelm@50946
   576
wenzelm@50946
   577
    def find_parse_line(prefix: String, lines: List[String]): Option[Properties.T] =
wenzelm@50946
   578
      lines.find(_.startsWith(prefix)).map(line => parse(line.substring(prefix.length)))
wenzelm@50946
   579
  }
wenzelm@50946
   580
wenzelm@50946
   581
wenzelm@50777
   582
  /* log files */
wenzelm@48504
   583
wenzelm@48505
   584
  private val LOG = Path.explode("log")
wenzelm@48505
   585
  private def log(name: String): Path = LOG + Path.basic(name)
wenzelm@48505
   586
  private def log_gz(name: String): Path = log(name).ext("gz")
wenzelm@48504
   587
wenzelm@50982
   588
  private val SESSION_NAME = "\fSession.name = "
wenzelm@50707
   589
wenzelm@50946
   590
wenzelm@50975
   591
  sealed case class Log_Info(
wenzelm@51220
   592
    name: String,
wenzelm@51220
   593
    stats: List[Properties.T],
wenzelm@51220
   594
    tasks: List[Properties.T],
wenzelm@51220
   595
    command_timings: List[Properties.T],
wenzelm@51220
   596
    session_timing: Properties.T)
wenzelm@50777
   597
wenzelm@51220
   598
  def parse_log(full_stats: Boolean, text: String): Log_Info =
wenzelm@50777
   599
  {
wenzelm@50777
   600
    val lines = split_lines(text)
wenzelm@51223
   601
    val xml_cache = new XML.Cache()
wenzelm@51223
   602
    def parse_lines(prfx: String): List[Properties.T] =
wenzelm@51663
   603
      Props.parse_lines(prfx, lines).map(xml_cache.props(_))
wenzelm@51223
   604
wenzelm@50982
   605
    val name =
wenzelm@50982
   606
      lines.find(_.startsWith(SESSION_NAME)).map(_.substring(SESSION_NAME.length)) getOrElse ""
wenzelm@51223
   607
    val stats = if (full_stats) parse_lines("\fML_statistics = ") else Nil
wenzelm@51223
   608
    val tasks = if (full_stats) parse_lines("\ftask_statistics = ") else Nil
wenzelm@51223
   609
    val command_timings = parse_lines("\fcommand_timing = ")
wenzelm@51220
   610
    val session_timing = Props.find_parse_line("\fTiming = ", lines) getOrElse Nil
wenzelm@51220
   611
    Log_Info(name, stats, tasks, command_timings, session_timing)
wenzelm@50777
   612
  }
wenzelm@50777
   613
wenzelm@50777
   614
wenzelm@50777
   615
  /* sources and heaps */
wenzelm@50777
   616
wenzelm@48505
   617
  private def sources_stamp(digests: List[SHA1.Digest]): String =
wenzelm@48504
   618
    digests.map(_.toString).sorted.mkString("sources: ", " ", "")
wenzelm@48504
   619
wenzelm@48639
   620
  private val no_heap: String = "heap: -"
wenzelm@48639
   621
wenzelm@48639
   622
  private def heap_stamp(heap: Option[Path]): String =
wenzelm@48504
   623
  {
wenzelm@48504
   624
    "heap: " +
wenzelm@48639
   625
      (heap match {
wenzelm@48504
   626
        case Some(path) =>
wenzelm@48504
   627
          val file = path.file
wenzelm@48504
   628
          if (file.isFile) file.length.toString + " " + file.lastModified.toString
wenzelm@48504
   629
          else "-"
wenzelm@48504
   630
        case None => "-"
wenzelm@48504
   631
      })
wenzelm@48504
   632
  }
wenzelm@48504
   633
wenzelm@48639
   634
  private def read_stamps(path: Path): Option[(String, String, String)] =
wenzelm@48639
   635
    if (path.is_file) {
wenzelm@48639
   636
      val stream = new GZIPInputStream (new BufferedInputStream(new FileInputStream(path.file)))
wenzelm@50203
   637
      val reader = new BufferedReader(new InputStreamReader(stream, UTF8.charset))
wenzelm@48639
   638
      val (s, h1, h2) =
wenzelm@48639
   639
        try { (reader.readLine, reader.readLine, reader.readLine) }
wenzelm@48639
   640
        finally { reader.close }
wenzelm@48639
   641
      if (s != null && s.startsWith("sources: ") &&
wenzelm@48639
   642
          h1 != null && h1.startsWith("heap: ") &&
wenzelm@48639
   643
          h2 != null && h2.startsWith("heap: ")) Some((s, h1, h2))
wenzelm@48504
   644
      else None
wenzelm@48504
   645
    }
wenzelm@48504
   646
    else None
wenzelm@48504
   647
wenzelm@48504
   648
wenzelm@48425
   649
  /* build */
wenzelm@48424
   650
wenzelm@48509
   651
  def build(
wenzelm@50366
   652
    progress: Build.Progress,
wenzelm@50404
   653
    options: Options,
wenzelm@49131
   654
    requirements: Boolean = false,
wenzelm@48509
   655
    all_sessions: Boolean = false,
wenzelm@48511
   656
    build_heap: Boolean = false,
wenzelm@48595
   657
    clean_build: Boolean = false,
wenzelm@48737
   658
    more_dirs: List[(Boolean, Path)] = Nil,
wenzelm@48509
   659
    session_groups: List[String] = Nil,
wenzelm@48509
   660
    max_jobs: Int = 1,
wenzelm@48903
   661
    list_files: Boolean = false,
wenzelm@48509
   662
    no_build: Boolean = false,
wenzelm@48509
   663
    system_mode: Boolean = false,
wenzelm@48509
   664
    verbose: Boolean = false,
wenzelm@48509
   665
    sessions: List[String] = Nil): Int =
wenzelm@48341
   666
  {
wenzelm@51220
   667
    /* session tree and dependencies */
wenzelm@51220
   668
wenzelm@49131
   669
    val full_tree = find_sessions(options, more_dirs)
wenzelm@49131
   670
    val (selected, selected_tree) =
wenzelm@49131
   671
      full_tree.selection(requirements, all_sessions, session_groups, sessions)
wenzelm@49131
   672
wenzelm@50366
   673
    val deps = dependencies(progress, true, verbose, list_files, selected_tree)
wenzelm@48368
   674
wenzelm@48504
   675
    def make_stamp(name: String): String =
wenzelm@49131
   676
      sources_stamp(selected_tree(name).entry_digest :: deps.sources(name))
wenzelm@48504
   677
wenzelm@51220
   678
wenzelm@51220
   679
    /* persistent information */
wenzelm@51220
   680
wenzelm@48504
   681
    val (input_dirs, output_dir, browser_info) =
wenzelm@48504
   682
      if (system_mode) {
wenzelm@48504
   683
        val output_dir = Path.explode("~~/heaps/$ML_IDENTIFIER")
wenzelm@48504
   684
        (List(output_dir), output_dir, Path.explode("~~/browser_info"))
wenzelm@48504
   685
      }
wenzelm@48504
   686
      else {
wenzelm@48504
   687
        val output_dir = Path.explode("$ISABELLE_OUTPUT")
wenzelm@48504
   688
        (output_dir :: Isabelle_System.find_logics_dirs(), output_dir,
wenzelm@48504
   689
         Path.explode("$ISABELLE_BROWSER_INFO"))
wenzelm@48504
   690
      }
wenzelm@48363
   691
wenzelm@51221
   692
    def find_log(name: String): Option[(Path, Path)] =
wenzelm@51221
   693
      input_dirs.find(dir => (dir + log(name)).is_file).map(dir => (dir, dir + log(name)))
wenzelm@51220
   694
wenzelm@51220
   695
wenzelm@51220
   696
    /* queue with scheduling information */
wenzelm@51220
   697
wenzelm@51230
   698
    def load_timings(name: String): (List[Properties.T], Double) =
wenzelm@51221
   699
    {
wenzelm@51221
   700
      val (path, text) =
wenzelm@51221
   701
        find_log(name + ".gz") match {
wenzelm@51221
   702
          case Some((_, path)) => (path, File.read_gzip(path))
wenzelm@51221
   703
          case None =>
wenzelm@51221
   704
            find_log(name) match {
wenzelm@51221
   705
              case Some((_, path)) => (path, File.read(path))
wenzelm@51221
   706
              case None => (Path.current, "")
wenzelm@51221
   707
            }
wenzelm@51221
   708
        }
wenzelm@51244
   709
wenzelm@51244
   710
      def ignore_error(msg: String): (List[Properties.T], Double) =
wenzelm@51244
   711
      {
wenzelm@51244
   712
        java.lang.System.err.println("### Ignoring bad log file: " + path +
wenzelm@51244
   713
          (if (msg == "") "" else "\n" + msg))
wenzelm@51244
   714
        (Nil, 0.0)
wenzelm@51244
   715
      }
wenzelm@51244
   716
wenzelm@51221
   717
      try {
wenzelm@51221
   718
        val info = parse_log(false, text)
wenzelm@51221
   719
        val session_timing = Markup.Elapsed.unapply(info.session_timing) getOrElse 0.0
wenzelm@51221
   720
        (info.command_timings, session_timing)
wenzelm@51220
   721
      }
wenzelm@51221
   722
      catch {
wenzelm@51244
   723
        case ERROR(msg) => ignore_error(msg)
wenzelm@51244
   724
        case _: XML.XML_Atom | _: XML.XML_Body => ignore_error("")
wenzelm@51221
   725
      }
wenzelm@51221
   726
    }
wenzelm@51220
   727
wenzelm@51230
   728
    val queue = Queue(selected_tree, load_timings)
wenzelm@51220
   729
wenzelm@51220
   730
wenzelm@51220
   731
    /* main build process */
wenzelm@51220
   732
wenzelm@48373
   733
    // prepare log dir
wenzelm@50893
   734
    Isabelle_System.mkdirs(output_dir + LOG)
wenzelm@48373
   735
wenzelm@48595
   736
    // optional cleanup
wenzelm@48595
   737
    if (clean_build) {
wenzelm@49131
   738
      for (name <- full_tree.graph.all_succs(selected)) {
wenzelm@48595
   739
        val files =
wenzelm@48595
   740
          List(Path.basic(name), log(name), log_gz(name)).map(output_dir + _).filter(_.is_file)
wenzelm@50366
   741
        if (!files.isEmpty) progress.echo("Cleaning " + name + " ...")
wenzelm@50366
   742
        if (!files.forall(p => p.file.delete)) progress.echo(name + " FAILED to delete")
wenzelm@48595
   743
      }
wenzelm@48595
   744
    }
wenzelm@48595
   745
wenzelm@48425
   746
    // scheduler loop
wenzelm@51399
   747
    case class Result(current: Boolean, heap: String, rc: Int)
wenzelm@48639
   748
wenzelm@50366
   749
    def sleep(): Unit = Thread.sleep(500)
wenzelm@50366
   750
wenzelm@48425
   751
    @tailrec def loop(
wenzelm@48676
   752
      pending: Queue,
wenzelm@48674
   753
      running: Map[String, (String, Job)],
wenzelm@48639
   754
      results: Map[String, Result]): Map[String, Result] =
wenzelm@48425
   755
    {
wenzelm@48425
   756
      if (pending.is_empty) results
wenzelm@51253
   757
      else {
wenzelm@51253
   758
        if (progress.stopped)
wenzelm@51253
   759
          for ((_, (_, job)) <- running) job.terminate
wenzelm@51253
   760
wenzelm@48674
   761
        running.find({ case (_, (_, job)) => job.is_finished }) match {
wenzelm@48674
   762
          case Some((name, (parent_heap, job))) =>
wenzelm@50367
   763
            //{{{ finish job
wenzelm@48424
   764
wenzelm@50845
   765
            val res = job.join
wenzelm@50845
   766
            progress.echo(res.err)
wenzelm@48373
   767
wenzelm@51399
   768
            val heap =
wenzelm@50845
   769
              if (res.rc == 0) {
wenzelm@48639
   770
                (output_dir + log(name)).file.delete
wenzelm@48639
   771
wenzelm@48639
   772
                val sources = make_stamp(name)
wenzelm@48639
   773
                val heap = heap_stamp(job.output_path)
wenzelm@48639
   774
                File.write_gzip(output_dir + log_gz(name),
wenzelm@51983
   775
                  Library.terminate_lines(sources :: parent_heap :: heap :: res.out_lines))
wenzelm@48639
   776
wenzelm@51399
   777
                heap
wenzelm@48639
   778
              }
wenzelm@48639
   779
              else {
wenzelm@48639
   780
                (output_dir + Path.basic(name)).file.delete
wenzelm@48639
   781
                (output_dir + log_gz(name)).file.delete
wenzelm@48639
   782
wenzelm@51983
   783
                File.write(output_dir + log(name), Library.terminate_lines(res.out_lines))
wenzelm@50366
   784
                progress.echo(name + " FAILED")
wenzelm@50845
   785
                if (res.rc != 130) {
wenzelm@50366
   786
                  progress.echo("(see also " + (output_dir + log(name)).file.toString + ")")
wenzelm@50845
   787
                  val lines = res.out_lines.filterNot(_.startsWith("\f"))
wenzelm@50713
   788
                  val tail = lines.drop(lines.length - 20 max 0)
wenzelm@50366
   789
                  progress.echo("\n" + cat_lines(tail))
wenzelm@48661
   790
                }
wenzelm@48639
   791
wenzelm@51399
   792
                no_heap
wenzelm@48639
   793
              }
wenzelm@50707
   794
            loop(pending - name, running - name,
wenzelm@51399
   795
              results + (name -> Result(false, heap, res.rc)))
wenzelm@50367
   796
            //}}}
wenzelm@48547
   797
          case None if (running.size < (max_jobs max 1)) =>
wenzelm@50367
   798
            //{{{ check/start next job
wenzelm@48547
   799
            pending.dequeue(running.isDefinedAt(_)) match {
wenzelm@48547
   800
              case Some((name, info)) =>
wenzelm@48639
   801
                val parent_result =
wenzelm@48639
   802
                  info.parent match {
wenzelm@51399
   803
                    case None => Result(true, no_heap, 0)
wenzelm@48639
   804
                    case Some(parent) => results(parent)
wenzelm@48639
   805
                  }
wenzelm@48547
   806
                val output = output_dir + Path.basic(name)
wenzelm@48547
   807
                val do_output = build_heap || queue.is_inner(name)
wenzelm@48547
   808
wenzelm@48639
   809
                val (current, heap) =
wenzelm@48547
   810
                {
wenzelm@51221
   811
                  find_log(name + ".gz") match {
wenzelm@51221
   812
                    case Some((dir, path)) =>
wenzelm@51220
   813
                      read_stamps(path) match {
wenzelm@48639
   814
                        case Some((s, h1, h2)) =>
wenzelm@51221
   815
                          val heap = heap_stamp(Some(dir + Path.basic(name)))
wenzelm@48639
   816
                          (s == make_stamp(name) && h1 == parent_result.heap && h2 == heap &&
wenzelm@48639
   817
                            !(do_output && heap == no_heap), heap)
wenzelm@48639
   818
                        case None => (false, no_heap)
wenzelm@48547
   819
                      }
wenzelm@48639
   820
                    case None => (false, no_heap)
wenzelm@48504
   821
                  }
wenzelm@48547
   822
                }
wenzelm@48639
   823
                val all_current = current && parent_result.current
wenzelm@48528
   824
wenzelm@48547
   825
                if (all_current)
wenzelm@51399
   826
                  loop(pending - name, running, results + (name -> Result(true, heap, 0)))
wenzelm@48678
   827
                else if (no_build) {
wenzelm@50366
   828
                  if (verbose) progress.echo("Skipping " + name + " ...")
wenzelm@51399
   829
                  loop(pending - name, running, results + (name -> Result(false, heap, 1)))
wenzelm@48678
   830
                }
wenzelm@51253
   831
                else if (parent_result.rc == 0 && !progress.stopped) {
wenzelm@50366
   832
                  progress.echo((if (do_output) "Building " else "Running ") + name + " ...")
wenzelm@51220
   833
                  val job =
wenzelm@51220
   834
                    new Job(progress, name, info, output, do_output, verbose, browser_info,
wenzelm@51220
   835
                      queue.command_timings(name))
wenzelm@48674
   836
                  loop(pending, running + (name -> (parent_result.heap, job)), results)
wenzelm@48547
   837
                }
wenzelm@48547
   838
                else {
wenzelm@50366
   839
                  progress.echo(name + " CANCELLED")
wenzelm@51399
   840
                  loop(pending - name, running, results + (name -> Result(false, heap, 1)))
wenzelm@48547
   841
                }
wenzelm@48547
   842
              case None => sleep(); loop(pending, running, results)
wenzelm@48425
   843
            }
wenzelm@50367
   844
            ///}}}
wenzelm@48425
   845
          case None => sleep(); loop(pending, running, results)
wenzelm@48373
   846
        }
wenzelm@51253
   847
      }
wenzelm@48425
   848
    }
wenzelm@48425
   849
wenzelm@51220
   850
wenzelm@51220
   851
    /* build results */
wenzelm@51220
   852
wenzelm@48583
   853
    val results =
wenzelm@48583
   854
      if (deps.is_empty) {
wenzelm@50366
   855
        progress.echo("### Nothing to build")
wenzelm@50707
   856
        Map.empty[String, Result]
wenzelm@48583
   857
      }
wenzelm@48583
   858
      else loop(queue, Map.empty, Map.empty)
wenzelm@48583
   859
wenzelm@51418
   860
wenzelm@51418
   861
    /* global browser info */
wenzelm@51418
   862
wenzelm@51418
   863
    if (!no_build) {
wenzelm@51418
   864
      val browser_chapters =
wenzelm@51418
   865
        (for {
wenzelm@51418
   866
          (name, result) <- results.iterator
wenzelm@51418
   867
          if result.rc == 0
wenzelm@51418
   868
          info = full_tree(name)
wenzelm@51418
   869
          if info.options.bool("browser_info")
wenzelm@51418
   870
        } yield (info.chapter, (name, info.description))).toList.groupBy(_._1).
wenzelm@51418
   871
            map({ case (chapter, es) => (chapter, es.map(_._2)) }).filterNot(_._2.isEmpty)
wenzelm@51418
   872
wenzelm@51418
   873
      for ((chapter, entries) <- browser_chapters)
wenzelm@51418
   874
        Present.update_chapter_index(browser_info, chapter, entries)
wenzelm@51418
   875
wenzelm@51418
   876
      if (!browser_chapters.isEmpty && !(browser_info + Path.explode("index.html")).is_file)
wenzelm@51418
   877
      {
wenzelm@51418
   878
        Isabelle_System.mkdirs(browser_info)
wenzelm@51418
   879
        File.copy(Path.explode("~~/lib/logo/isabelle.gif"),
wenzelm@51418
   880
          browser_info + Path.explode("isabelle.gif"))
wenzelm@51418
   881
        File.write(browser_info + Path.explode("index.html"),
wenzelm@51418
   882
          File.read(Path.explode("~~/lib/html/library_index_header.template")) +
wenzelm@51418
   883
          File.read(Path.explode("~~/lib/html/library_index_content.template")) +
wenzelm@51418
   884
          File.read(Path.explode("~~/lib/html/library_index_footer.template")))
wenzelm@51418
   885
      }
wenzelm@51418
   886
    }
wenzelm@51418
   887
wenzelm@51418
   888
wenzelm@51418
   889
    /* return code */
wenzelm@50707
   890
wenzelm@48639
   891
    val rc = (0 /: results)({ case (rc1, (_, res)) => rc1 max res.rc })
wenzelm@48504
   892
    if (rc != 0 && (verbose || !no_build)) {
wenzelm@48552
   893
      val unfinished =
wenzelm@49951
   894
        (for ((name, res) <- results.iterator if res.rc != 0) yield name).toList
wenzelm@49951
   895
          .sorted(scala.math.Ordering.String)  // FIXME scala-2.10.0-RC1
wenzelm@50366
   896
      progress.echo("Unfinished session(s): " + commas(unfinished))
wenzelm@48473
   897
    }
wenzelm@48473
   898
    rc
wenzelm@48341
   899
  }
wenzelm@48341
   900
wenzelm@48341
   901
wenzelm@48346
   902
  /* command line entry point */
wenzelm@48341
   903
wenzelm@48341
   904
  def main(args: Array[String])
wenzelm@48341
   905
  {
wenzelm@48346
   906
    Command_Line.tool {
wenzelm@48346
   907
      args.toList match {
wenzelm@48346
   908
        case
wenzelm@49131
   909
          Properties.Value.Boolean(requirements) ::
wenzelm@48346
   910
          Properties.Value.Boolean(all_sessions) ::
wenzelm@48511
   911
          Properties.Value.Boolean(build_heap) ::
wenzelm@48595
   912
          Properties.Value.Boolean(clean_build) ::
wenzelm@48425
   913
          Properties.Value.Int(max_jobs) ::
wenzelm@48903
   914
          Properties.Value.Boolean(list_files) ::
wenzelm@48469
   915
          Properties.Value.Boolean(no_build) ::
wenzelm@48447
   916
          Properties.Value.Boolean(system_mode) ::
wenzelm@48425
   917
          Properties.Value.Boolean(verbose) ::
wenzelm@48737
   918
          Command_Line.Chunks(select_dirs, include_dirs, session_groups, build_options, sessions) =>
wenzelm@50404
   919
            val options = (Options.init() /: build_options)(_ + _)
wenzelm@48737
   920
            val dirs =
wenzelm@48737
   921
              select_dirs.map(d => (true, Path.explode(d))) :::
wenzelm@48737
   922
              include_dirs.map(d => (false, Path.explode(d)))
wenzelm@51252
   923
            val progress = new Build.Console_Progress(verbose)
wenzelm@51252
   924
            progress.interrupt_handler {
wenzelm@51252
   925
              build(progress, options, requirements, all_sessions,
wenzelm@51252
   926
                build_heap, clean_build, dirs, session_groups, max_jobs, list_files, no_build,
wenzelm@51252
   927
                system_mode, verbose, sessions)
wenzelm@51252
   928
            }
wenzelm@48346
   929
        case _ => error("Bad arguments:\n" + cat_lines(args))
wenzelm@48341
   930
      }
wenzelm@48346
   931
    }
wenzelm@48341
   932
  }
wenzelm@48276
   933
}
wenzelm@48276
   934