src/Pure/Thy/sessions.scala
author wenzelm
Thu Nov 02 11:25:37 2017 +0100 (19 months ago)
changeset 66988 7f8c1dd7576a
parent 66987 352b23c97ac8
child 66990 b23adab22e67
permissions -rw-r--r--
support alternative ancestor session;
wenzelm@62631
     1
/*  Title:      Pure/Thy/sessions.scala
wenzelm@62631
     2
    Author:     Makarius
wenzelm@62631
     3
wenzelm@65430
     4
Cumulative session information.
wenzelm@62631
     5
*/
wenzelm@62631
     6
wenzelm@62631
     7
package isabelle
wenzelm@62631
     8
wenzelm@65461
     9
import java.io.{File => JFile}
wenzelm@62704
    10
import java.nio.ByteBuffer
wenzelm@62704
    11
import java.nio.channels.FileChannel
wenzelm@62704
    12
import java.nio.file.StandardOpenOption
wenzelm@62631
    13
wenzelm@62631
    14
import scala.collection.SortedSet
wenzelm@62631
    15
import scala.collection.mutable
wenzelm@62631
    16
wenzelm@62631
    17
wenzelm@62631
    18
object Sessions
wenzelm@62631
    19
{
wenzelm@65360
    20
  /* base info and source dependencies */
wenzelm@62883
    21
wenzelm@65445
    22
  val DRAFT = "Draft"
wenzelm@65445
    23
wenzelm@65360
    24
  def is_pure(name: String): Boolean = name == Thy_Header.PURE
wenzelm@64856
    25
wenzelm@65495
    26
  object Known
wenzelm@64856
    27
  {
wenzelm@65495
    28
    val empty: Known = Known()
wenzelm@65360
    29
wenzelm@66701
    30
    def make(local_dir: Path, bases: List[Base],
wenzelm@66701
    31
      theories: List[Document.Node.Name] = Nil,
wenzelm@66701
    32
      loaded_files: List[(String, List[Path])] = Nil): Known =
wenzelm@65427
    33
    {
wenzelm@65463
    34
      def bases_iterator(local: Boolean) =
wenzelm@65463
    35
        for {
wenzelm@65463
    36
          base <- bases.iterator
wenzelm@65499
    37
          (_, name) <- (if (local) base.known.theories_local else base.known.theories).iterator
wenzelm@65463
    38
        } yield name
wenzelm@65463
    39
wenzelm@65463
    40
      def local_theories_iterator =
wenzelm@65463
    41
      {
wenzelm@65833
    42
        val local_path = local_dir.canonical_file.toPath
wenzelm@66716
    43
        theories.iterator.filter(name => name.path.canonical_file.toPath.startsWith(local_path))
wenzelm@65463
    44
      }
wenzelm@65427
    45
wenzelm@65461
    46
      val known_theories =
wenzelm@65463
    47
        (Map.empty[String, Document.Node.Name] /: (bases_iterator(false) ++ theories.iterator))({
wenzelm@65461
    48
          case (known, name) =>
wenzelm@65461
    49
            known.get(name.theory) match {
wenzelm@65461
    50
              case Some(name1) if name != name1 =>
wenzelm@65461
    51
                error("Duplicate theory " + quote(name.node) + " vs. " + quote(name1.node))
wenzelm@65461
    52
              case _ => known + (name.theory -> name)
wenzelm@65461
    53
            }
wenzelm@65461
    54
          })
wenzelm@65463
    55
      val known_theories_local =
wenzelm@65463
    56
        (Map.empty[String, Document.Node.Name] /:
wenzelm@65463
    57
            (bases_iterator(true) ++ local_theories_iterator))({
wenzelm@65463
    58
          case (known, name) => known + (name.theory -> name)
wenzelm@65463
    59
        })
wenzelm@65461
    60
      val known_files =
wenzelm@65463
    61
        (Map.empty[JFile, List[Document.Node.Name]] /:
wenzelm@65463
    62
            (bases_iterator(true) ++ bases_iterator(false) ++ theories.iterator))({
wenzelm@65461
    63
          case (known, name) =>
wenzelm@66716
    64
            val file = name.path.canonical_file
wenzelm@65463
    65
            val theories1 = known.getOrElse(file, Nil)
wenzelm@65463
    66
            if (theories1.exists(name1 => name.node == name1.node && name.theory == name1.theory))
wenzelm@65461
    67
              known
wenzelm@65463
    68
            else known + (file -> (name :: theories1))
wenzelm@65427
    69
        })
wenzelm@66701
    70
wenzelm@66701
    71
      val known_loaded_files =
wenzelm@66701
    72
        (loaded_files.toMap /: bases.map(base => base.known.loaded_files))(_ ++ _)
wenzelm@66701
    73
wenzelm@65495
    74
      Known(known_theories, known_theories_local,
wenzelm@66701
    75
        known_files.iterator.map(p => (p._1, p._2.reverse)).toMap,
wenzelm@66701
    76
        known_loaded_files)
wenzelm@65427
    77
    }
wenzelm@64856
    78
  }
wenzelm@64856
    79
wenzelm@65495
    80
  sealed case class Known(
wenzelm@65499
    81
    theories: Map[String, Document.Node.Name] = Map.empty,
wenzelm@65499
    82
    theories_local: Map[String, Document.Node.Name] = Map.empty,
wenzelm@66701
    83
    files: Map[JFile, List[Document.Node.Name]] = Map.empty,
wenzelm@66701
    84
    loaded_files: Map[String, List[Path]] = Map.empty)
wenzelm@65355
    85
  {
wenzelm@65495
    86
    def platform_path: Known =
wenzelm@65499
    87
      copy(theories = for ((a, b) <- theories) yield (a, b.map(File.platform_path(_))),
wenzelm@65499
    88
        theories_local = for ((a, b) <- theories_local) yield (a, b.map(File.platform_path(_))),
wenzelm@65499
    89
        files = for ((a, b) <- files) yield (a, b.map(c => c.map(File.platform_path(_)))))
wenzelm@65524
    90
wenzelm@66668
    91
    def standard_path: Known =
wenzelm@66668
    92
      copy(theories = for ((a, b) <- theories) yield (a, b.map(File.standard_path(_))),
wenzelm@66668
    93
        theories_local = for ((a, b) <- theories_local) yield (a, b.map(File.standard_path(_))),
wenzelm@66668
    94
        files = for ((a, b) <- files) yield (a, b.map(c => c.map(File.standard_path(_)))))
wenzelm@66668
    95
wenzelm@66195
    96
    def get_file(file: JFile, bootstrap: Boolean = false): Option[Document.Node.Name] =
wenzelm@66195
    97
    {
wenzelm@66234
    98
      val res = files.getOrElse(File.canonical(file), Nil).headOption
wenzelm@66195
    99
      if (bootstrap) res.map(_.map_theory(Thy_Header.bootstrap_name(_))) else res
wenzelm@66195
   100
    }
wenzelm@65495
   101
  }
wenzelm@65495
   102
wenzelm@65495
   103
  object Base
wenzelm@65495
   104
  {
wenzelm@65495
   105
    def bootstrap(global_theories: Map[String, String]): Base =
wenzelm@65495
   106
      Base(
wenzelm@65495
   107
        global_theories = global_theories,
wenzelm@66720
   108
        overall_syntax = Thy_Header.bootstrap_syntax)
wenzelm@65495
   109
  }
wenzelm@65495
   110
wenzelm@65495
   111
  sealed case class Base(
wenzelm@66571
   112
    pos: Position.T = Position.none,
wenzelm@65495
   113
    global_theories: Map[String, String] = Map.empty,
wenzelm@66717
   114
    loaded_theories: Graph[String, Outer_Syntax] = Graph.string,
wenzelm@65495
   115
    known: Known = Known.empty,
wenzelm@66720
   116
    overall_syntax: Outer_Syntax = Outer_Syntax.empty,
wenzelm@66744
   117
    imported_sources: List[(Path, SHA1.Digest)] = Nil,
wenzelm@65495
   118
    sources: List[(Path, SHA1.Digest)] = Nil,
wenzelm@66822
   119
    session_graph_display: Graph_Display.Graph = Graph_Display.empty_graph,
wenzelm@66694
   120
    errors: List[String] = Nil,
wenzelm@66694
   121
    imports: Option[Base] = None)
wenzelm@65495
   122
  {
wenzelm@65495
   123
    def platform_path: Base = copy(known = known.platform_path)
wenzelm@66668
   124
    def standard_path: Base = copy(known = known.standard_path)
wenzelm@65463
   125
wenzelm@66967
   126
    def theory_qualifier(name: String): String =
wenzelm@66967
   127
      global_theories.getOrElse(name, Long_Name.qualifier(name))
wenzelm@66967
   128
    def theory_qualifier(name: Document.Node.Name): String = theory_qualifier(name.theory)
wenzelm@66966
   129
wenzelm@66717
   130
    def loaded_theory(name: String): Boolean = loaded_theories.defined(name)
wenzelm@66712
   131
    def loaded_theory(name: Document.Node.Name): Boolean = loaded_theory(name.theory)
wenzelm@65432
   132
wenzelm@66717
   133
    def loaded_theory_syntax(name: String): Option[Outer_Syntax] =
wenzelm@66717
   134
      if (loaded_theory(name)) Some(loaded_theories.get_node(name)) else None
wenzelm@66717
   135
    def loaded_theory_syntax(name: Document.Node.Name): Option[Outer_Syntax] =
wenzelm@66717
   136
      loaded_theory_syntax(name.theory)
wenzelm@66717
   137
wenzelm@66770
   138
    def node_syntax(nodes: Document.Nodes, name: Document.Node.Name): Outer_Syntax =
wenzelm@66770
   139
      nodes(name).syntax orElse loaded_theory_syntax(name) getOrElse overall_syntax
wenzelm@66721
   140
wenzelm@65498
   141
    def known_theory(name: String): Option[Document.Node.Name] =
wenzelm@65499
   142
      known.theories.get(name)
wenzelm@65498
   143
wenzelm@65432
   144
    def dest_known_theories: List[(String, String)] =
wenzelm@65499
   145
      for ((theory, node_name) <- known.theories.toList)
wenzelm@65432
   146
        yield (theory, node_name.node)
wenzelm@66694
   147
wenzelm@66694
   148
    def get_imports: Base = imports getOrElse Base.bootstrap(global_theories)
wenzelm@65355
   149
  }
wenzelm@64856
   150
wenzelm@65495
   151
  sealed case class Deps(session_bases: Map[String, Base], all_known: Known)
wenzelm@65251
   152
  {
wenzelm@65463
   153
    def is_empty: Boolean = session_bases.isEmpty
wenzelm@65463
   154
    def apply(name: String): Base = session_bases(name)
wenzelm@66988
   155
    def get(name: String): Option[Base] = session_bases.get(name)
wenzelm@66744
   156
wenzelm@66744
   157
    def imported_sources(name: String): List[SHA1.Digest] =
wenzelm@66744
   158
      session_bases(name).imported_sources.map(_._2)
wenzelm@66744
   159
wenzelm@66744
   160
    def sources(name: String): List[SHA1.Digest] =
wenzelm@66744
   161
      session_bases(name).sources.map(_._2)
wenzelm@66571
   162
wenzelm@66571
   163
    def errors: List[String] =
wenzelm@66571
   164
      (for {
wenzelm@66571
   165
        (name, base) <- session_bases.iterator
wenzelm@66571
   166
        if base.errors.nonEmpty
wenzelm@66571
   167
      } yield cat_lines(base.errors) +
wenzelm@66571
   168
          "\nThe error(s) above occurred in session " + quote(name) + Position.here(base.pos)
wenzelm@66571
   169
      ).toList
wenzelm@66571
   170
wenzelm@66571
   171
    def check_errors: Deps =
wenzelm@66571
   172
      errors match {
wenzelm@66571
   173
        case Nil => this
wenzelm@66571
   174
        case errs => error(cat_lines(errs))
wenzelm@66571
   175
      }
wenzelm@65251
   176
  }
wenzelm@64856
   177
wenzelm@65415
   178
  def deps(sessions: T,
wenzelm@66962
   179
      global_theories: Map[String, String],
wenzelm@65251
   180
      progress: Progress = No_Progress,
wenzelm@65251
   181
      inlined_files: Boolean = false,
wenzelm@65251
   182
      verbose: Boolean = false,
wenzelm@65251
   183
      list_files: Boolean = false,
wenzelm@66962
   184
      check_keywords: Set[String] = Set.empty): Deps =
wenzelm@65372
   185
  {
wenzelm@66743
   186
    var cache_sources = Map.empty[JFile, SHA1.Digest]
wenzelm@66743
   187
    def check_sources(paths: List[Path]): List[(Path, SHA1.Digest)] =
wenzelm@66743
   188
    {
wenzelm@66743
   189
      for {
wenzelm@66743
   190
        path <- paths
wenzelm@66743
   191
        file = path.file
wenzelm@66743
   192
        if cache_sources.isDefinedAt(file) || file.isFile
wenzelm@66743
   193
      }
wenzelm@66743
   194
      yield {
wenzelm@66743
   195
        cache_sources.get(file) match {
wenzelm@66743
   196
          case Some(digest) => (path, digest)
wenzelm@66743
   197
          case None =>
wenzelm@66743
   198
            val digest = SHA1.digest(file)
wenzelm@66743
   199
            cache_sources = cache_sources + (file -> digest)
wenzelm@66743
   200
            (path, digest)
wenzelm@66743
   201
        }
wenzelm@66743
   202
      }
wenzelm@66743
   203
    }
wenzelm@66743
   204
wenzelm@65463
   205
    val session_bases =
wenzelm@65463
   206
      (Map.empty[String, Base] /: sessions.imports_topological_order)({
wenzelm@65519
   207
        case (session_bases, info) =>
wenzelm@65463
   208
          if (progress.stopped) throw Exn.Interrupt()
wenzelm@65251
   209
wenzelm@65463
   210
          try {
wenzelm@65496
   211
            val parent_base: Sessions.Base =
wenzelm@65463
   212
              info.parent match {
wenzelm@65475
   213
                case None => Base.bootstrap(global_theories)
wenzelm@65463
   214
                case Some(parent) => session_bases(parent)
wenzelm@65463
   215
              }
wenzelm@65496
   216
            val imports_base: Sessions.Base =
wenzelm@65496
   217
              parent_base.copy(known =
wenzelm@66701
   218
                Known.make(info.dir, parent_base :: info.imports.map(session_bases(_))))
wenzelm@65496
   219
wenzelm@65532
   220
            val resources = new Resources(imports_base)
wenzelm@65251
   221
wenzelm@65463
   222
            if (verbose || list_files) {
wenzelm@65463
   223
              val groups =
wenzelm@65463
   224
                if (info.groups.isEmpty) ""
wenzelm@65463
   225
                else info.groups.mkString(" (", " ", ")")
wenzelm@65519
   226
              progress.echo("Session " + info.chapter + "/" + info.name + groups)
wenzelm@65463
   227
            }
wenzelm@65251
   228
wenzelm@65463
   229
            val thy_deps =
wenzelm@66959
   230
              resources.dependencies(
wenzelm@66742
   231
                for { (_, thys) <- info.theories; (thy, pos) <- thys }
wenzelm@66780
   232
                yield (resources.import_name(info.name, info.dir.implode, thy), pos))
wenzelm@65251
   233
wenzelm@66720
   234
            val overall_syntax = thy_deps.overall_syntax
wenzelm@65251
   235
wenzelm@66716
   236
            val theory_files = thy_deps.names.map(_.path)
wenzelm@65463
   237
            val loaded_files =
wenzelm@65463
   238
              if (inlined_files) {
wenzelm@66701
   239
                if (Sessions.is_pure(info.name)) {
wenzelm@66720
   240
                  (Thy_Header.PURE -> resources.pure_files(overall_syntax, info.dir)) ::
wenzelm@66701
   241
                    thy_deps.loaded_files.filterNot(p => p._1 == Thy_Header.PURE)
wenzelm@66701
   242
                }
wenzelm@66701
   243
                else thy_deps.loaded_files
wenzelm@65463
   244
              }
wenzelm@65463
   245
              else Nil
wenzelm@65251
   246
wenzelm@66742
   247
            val session_files =
wenzelm@66701
   248
              (theory_files ::: loaded_files.flatMap(_._2) :::
wenzelm@65463
   249
                info.document_files.map(file => info.dir + file._1 + file._2)).map(_.expand)
wenzelm@65463
   250
wenzelm@66743
   251
            val imported_files = if (inlined_files) thy_deps.imported_files else Nil
wenzelm@66743
   252
wenzelm@65463
   253
            if (list_files)
wenzelm@66742
   254
              progress.echo(cat_lines(session_files.map(_.implode).sorted.map("  " + _)))
wenzelm@65463
   255
wenzelm@66719
   256
            if (check_keywords.nonEmpty) {
wenzelm@66719
   257
              Check_Keywords.check_keywords(
wenzelm@66720
   258
                progress, overall_syntax.keywords, check_keywords, theory_files)
wenzelm@66719
   259
            }
wenzelm@65251
   260
wenzelm@66822
   261
            val session_graph_display: Graph_Display.Graph =
wenzelm@65507
   262
            {
wenzelm@65507
   263
              def session_node(name: String): Graph_Display.Node =
wenzelm@65507
   264
                Graph_Display.Node("[" + name + "]", "session." + name)
wenzelm@65507
   265
wenzelm@65507
   266
              def node(name: Document.Node.Name): Graph_Display.Node =
wenzelm@65507
   267
              {
wenzelm@66966
   268
                val qualifier = imports_base.theory_qualifier(name)
wenzelm@66780
   269
                if (qualifier == info.name)
wenzelm@65507
   270
                  Graph_Display.Node(name.theory_base_name, "theory." + name.theory)
wenzelm@65528
   271
                else session_node(qualifier)
wenzelm@65507
   272
              }
wenzelm@65507
   273
wenzelm@65507
   274
              val imports_subgraph =
wenzelm@66828
   275
                sessions.imports_graph.restrict(sessions.imports_graph.all_preds(info.deps).toSet)
wenzelm@65507
   276
wenzelm@65507
   277
              val graph0 =
wenzelm@65507
   278
                (Graph_Display.empty_graph /: imports_subgraph.topological_order)(
wenzelm@65507
   279
                  { case (g, session) =>
wenzelm@65507
   280
                      val a = session_node(session)
wenzelm@65507
   281
                      val bs = imports_subgraph.imm_preds(session).toList.map(session_node(_))
wenzelm@65507
   282
                      ((g /: (a :: bs))(_.default_node(_, Nil)) /: bs)(_.add_edge(_, a)) })
wenzelm@65507
   283
wenzelm@66714
   284
              (graph0 /: thy_deps.entries)(
wenzelm@66714
   285
                { case (g, entry) =>
wenzelm@66714
   286
                    val a = node(entry.name)
wenzelm@65507
   287
                    val bs =
wenzelm@66714
   288
                      entry.header.imports.map({ case (name, _) => node(name) }).
wenzelm@65507
   289
                        filterNot(_ == a)
wenzelm@65507
   290
                    ((g /: (a :: bs))(_.default_node(_, Nil)) /: bs)(_.add_edge(_, a)) })
wenzelm@65507
   291
            }
wenzelm@65507
   292
wenzelm@66701
   293
            val known =
wenzelm@66701
   294
              Known.make(info.dir, List(imports_base),
wenzelm@66715
   295
                theories = thy_deps.names,
wenzelm@66701
   296
                loaded_files = loaded_files)
wenzelm@66701
   297
wenzelm@66743
   298
            val sources_errors =
wenzelm@66743
   299
              for (p <- session_files if !p.is_file) yield "No such file: " + p
wenzelm@66604
   300
wenzelm@65463
   301
            val base =
wenzelm@66571
   302
              Base(
wenzelm@66571
   303
                pos = info.pos,
wenzelm@65540
   304
                global_theories = global_theories,
wenzelm@65463
   305
                loaded_theories = thy_deps.loaded_theories,
wenzelm@66701
   306
                known = known,
wenzelm@66720
   307
                overall_syntax = overall_syntax,
wenzelm@66744
   308
                imported_sources = check_sources(imported_files),
wenzelm@66743
   309
                sources = check_sources(session_files),
wenzelm@66822
   310
                session_graph_display = session_graph_display,
wenzelm@66694
   311
                errors = thy_deps.errors ::: sources_errors,
wenzelm@66694
   312
                imports = Some(imports_base))
wenzelm@65251
   313
wenzelm@65519
   314
            session_bases + (info.name -> base)
wenzelm@65463
   315
          }
wenzelm@65463
   316
          catch {
wenzelm@65463
   317
            case ERROR(msg) =>
wenzelm@65463
   318
              cat_error(msg, "The error(s) above occurred in session " +
wenzelm@65519
   319
                quote(info.name) + Position.here(info.pos))
wenzelm@65463
   320
          }
wenzelm@65463
   321
      })
wenzelm@65251
   322
wenzelm@66701
   323
    Deps(session_bases, Known.make(Path.current, session_bases.toList.map(_._2)))
wenzelm@65372
   324
  }
wenzelm@65251
   325
wenzelm@66963
   326
wenzelm@66963
   327
  /* base info */
wenzelm@66963
   328
wenzelm@66974
   329
  sealed case class Base_Info(
wenzelm@66974
   330
    session: String,
wenzelm@66974
   331
    sessions: T,
wenzelm@66975
   332
    errors: List[String],
wenzelm@66974
   333
    base: Base,
wenzelm@66974
   334
    infos: List[Info])
wenzelm@66974
   335
  {
wenzelm@66974
   336
    def check_base: Base = if (errors.isEmpty) base else error(cat_lines(errors))
wenzelm@66974
   337
  }
wenzelm@66974
   338
wenzelm@66976
   339
  def base_info(options: Options, session: String,
wenzelm@65428
   340
    dirs: List[Path] = Nil,
wenzelm@66988
   341
    ancestor_session: Option[String] = None,
wenzelm@66968
   342
    all_known: Boolean = false,
wenzelm@66987
   343
    focus_session: Boolean = false,
wenzelm@66968
   344
    required_session: Boolean = false): Base_Info =
wenzelm@65251
   345
  {
wenzelm@66974
   346
    val full_sessions = load(options, dirs = dirs)
wenzelm@65428
   347
    val global_theories = full_sessions.global_theories
wenzelm@65372
   348
wenzelm@66974
   349
    val selected_sessions = full_sessions.selection(Selection(sessions = List(session)))._2
wenzelm@66974
   350
    val info = selected_sessions(session)
wenzelm@66988
   351
    val ancestor = ancestor_session orElse info.parent
wenzelm@66963
   352
wenzelm@66974
   353
    val (session1, infos1) =
wenzelm@66988
   354
      if (required_session && ancestor.isDefined) {
wenzelm@66974
   355
        val deps = Sessions.deps(selected_sessions, global_theories)
wenzelm@66974
   356
        val base = deps(session)
wenzelm@66968
   357
wenzelm@66988
   358
        val ancestor_loaded =
wenzelm@66988
   359
          deps.get(ancestor.get) match {
wenzelm@66988
   360
            case None =>
wenzelm@66988
   361
              error("Bad ancestor " + quote(ancestor.get) + " for session " + quote(session))
wenzelm@66988
   362
            case Some(ancestor_base) => ancestor_base.loaded_theories.defined(_)
wenzelm@66988
   363
          }
wenzelm@66974
   364
wenzelm@66974
   365
        val required_theories =
wenzelm@66968
   366
          for {
wenzelm@66968
   367
            thy <- base.loaded_theories.keys
wenzelm@66988
   368
            if !ancestor_loaded(thy) && base.theory_qualifier(thy) != session
wenzelm@66968
   369
          }
wenzelm@66974
   370
          yield thy
wenzelm@66968
   371
wenzelm@66988
   372
        if (required_theories.isEmpty) (ancestor.get, Nil)
wenzelm@66968
   373
        else {
wenzelm@66988
   374
          val other_name = info.name + "_base(" + ancestor.get + ")"
wenzelm@66974
   375
          (other_name,
wenzelm@66968
   376
            List(
wenzelm@66968
   377
              make_info(info.options,
wenzelm@66968
   378
                dir_selected = false,
wenzelm@66968
   379
                dir = info.dir,
wenzelm@66968
   380
                chapter = info.chapter,
wenzelm@66968
   381
                Session_Entry(
wenzelm@66968
   382
                  pos = info.pos,
wenzelm@66968
   383
                  name = other_name,
wenzelm@66968
   384
                  groups = info.groups,
wenzelm@66968
   385
                  path = ".",
wenzelm@66988
   386
                  parent = ancestor,
wenzelm@66974
   387
                  description = "Required theory imports from other sessions",
wenzelm@66968
   388
                  options = Nil,
wenzelm@66968
   389
                  imports = info.imports,
wenzelm@66974
   390
                  theories = List((Nil, required_theories.map(thy => ((thy, Position.none), false)))),
wenzelm@66974
   391
                  document_files = Nil))))
wenzelm@66968
   392
        }
wenzelm@66968
   393
      }
wenzelm@66974
   394
      else (session, Nil)
wenzelm@66968
   395
wenzelm@66974
   396
    val full_sessions1 =
wenzelm@66974
   397
      if (infos1.isEmpty) full_sessions
wenzelm@66974
   398
      else load(options, dirs = dirs, infos = infos1)
wenzelm@66987
   399
wenzelm@66987
   400
    val select_sessions1 =
wenzelm@66987
   401
      if (focus_session) full_sessions1.imports_descendants(List(session1))
wenzelm@66987
   402
      else List(session1)
wenzelm@66987
   403
    val selected_sessions1 =
wenzelm@66987
   404
      full_sessions1.selection(Selection(sessions = select_sessions1))._2
wenzelm@66964
   405
wenzelm@66974
   406
    val sessions1 = if (all_known) full_sessions1 else selected_sessions1
wenzelm@66974
   407
    val deps1 = Sessions.deps(sessions1, global_theories)
wenzelm@66974
   408
    val base1 = if (all_known) deps1(session1).copy(known = deps1.all_known) else deps1(session1)
wenzelm@66964
   409
wenzelm@66975
   410
    Base_Info(session1, sessions1, deps1.errors, base1, infos1)
wenzelm@65251
   411
  }
wenzelm@65251
   412
wenzelm@65251
   413
wenzelm@65415
   414
  /* cumulative session info */
wenzelm@62631
   415
wenzelm@62631
   416
  sealed case class Info(
wenzelm@65519
   417
    name: String,
wenzelm@62631
   418
    chapter: String,
wenzelm@66829
   419
    dir_selected: Boolean,
wenzelm@62631
   420
    pos: Position.T,
wenzelm@62631
   421
    groups: List[String],
wenzelm@62631
   422
    dir: Path,
wenzelm@62631
   423
    parent: Option[String],
wenzelm@62631
   424
    description: String,
wenzelm@62631
   425
    options: Options,
wenzelm@65420
   426
    imports: List[String],
wenzelm@65517
   427
    theories: List[(Options, List[(String, Position.T)])],
wenzelm@65374
   428
    global_theories: List[String],
wenzelm@62631
   429
    document_files: List[(Path, Path)],
wenzelm@62631
   430
    meta_digest: SHA1.Digest)
wenzelm@62631
   431
  {
wenzelm@66828
   432
    def deps: List[String] = parent.toList ::: imports
wenzelm@66828
   433
wenzelm@62631
   434
    def timeout: Time = Time.seconds(options.real("timeout") * options.real("timeout_scale"))
wenzelm@62631
   435
  }
wenzelm@62631
   436
wenzelm@66967
   437
  def make_info(options: Options, dir_selected: Boolean, dir: Path, chapter: String,
wenzelm@66967
   438
    entry: Session_Entry): Info =
wenzelm@66967
   439
  {
wenzelm@66967
   440
    try {
wenzelm@66967
   441
      val name = entry.name
wenzelm@66967
   442
wenzelm@66967
   443
      if (name == "" || name == DRAFT) error("Bad session name")
wenzelm@66967
   444
      if (is_pure(name) && entry.parent.isDefined) error("Illegal parent session")
wenzelm@66967
   445
      if (!is_pure(name) && !entry.parent.isDefined) error("Missing parent session")
wenzelm@66967
   446
wenzelm@66967
   447
      val session_options = options ++ entry.options
wenzelm@66967
   448
wenzelm@66967
   449
      val theories =
wenzelm@66967
   450
        entry.theories.map({ case (opts, thys) => (session_options ++ opts, thys.map(_._1)) })
wenzelm@66967
   451
wenzelm@66967
   452
      val global_theories =
wenzelm@66967
   453
        for { (_, thys) <- entry.theories; ((thy, pos), global) <- thys if global }
wenzelm@66967
   454
        yield {
wenzelm@66967
   455
          val thy_name = Path.explode(thy).expand.base_name
wenzelm@66967
   456
          if (Long_Name.is_qualified(thy_name))
wenzelm@66967
   457
            error("Bad qualified name for global theory " +
wenzelm@66967
   458
              quote(thy_name) + Position.here(pos))
wenzelm@66967
   459
          else thy_name
wenzelm@66967
   460
        }
wenzelm@66967
   461
wenzelm@66967
   462
      val conditions =
wenzelm@66967
   463
        theories.flatMap(thys => space_explode(',', thys._1.string("condition"))).distinct.sorted.
wenzelm@66967
   464
          map(x => (x, Isabelle_System.getenv(x) != ""))
wenzelm@66967
   465
wenzelm@66967
   466
      val document_files =
wenzelm@66967
   467
        entry.document_files.map({ case (s1, s2) => (Path.explode(s1), Path.explode(s2)) })
wenzelm@66967
   468
wenzelm@66967
   469
      val meta_digest =
wenzelm@66967
   470
        SHA1.digest((name, chapter, entry.parent, entry.options, entry.imports,
wenzelm@66967
   471
          entry.theories_no_position, conditions, entry.document_files).toString)
wenzelm@66967
   472
wenzelm@66967
   473
      Info(name, chapter, dir_selected, entry.pos, entry.groups,
wenzelm@66967
   474
        dir + Path.explode(entry.path), entry.parent, entry.description, session_options,
wenzelm@66967
   475
        entry.imports, theories, global_theories, document_files, meta_digest)
wenzelm@66967
   476
    }
wenzelm@66967
   477
    catch {
wenzelm@66967
   478
      case ERROR(msg) =>
wenzelm@66967
   479
        error(msg + "\nThe error(s) above occurred in session entry " +
wenzelm@66967
   480
          quote(entry.name) + Position.here(entry.pos))
wenzelm@66967
   481
    }
wenzelm@66967
   482
  }
wenzelm@66967
   483
wenzelm@65419
   484
  object Selection
wenzelm@65419
   485
  {
wenzelm@65422
   486
    val empty: Selection = Selection()
wenzelm@65525
   487
    val all: Selection = Selection(all_sessions = true)
wenzelm@65419
   488
  }
wenzelm@65419
   489
wenzelm@65419
   490
  sealed case class Selection(
wenzelm@65419
   491
    requirements: Boolean = false,
wenzelm@65419
   492
    all_sessions: Boolean = false,
wenzelm@66737
   493
    base_sessions: List[String] = Nil,
wenzelm@65419
   494
    exclude_session_groups: List[String] = Nil,
wenzelm@65419
   495
    exclude_sessions: List[String] = Nil,
wenzelm@65419
   496
    session_groups: List[String] = Nil,
wenzelm@65419
   497
    sessions: List[String] = Nil)
wenzelm@65419
   498
  {
wenzelm@66736
   499
    def ++ (other: Selection): Selection =
wenzelm@65422
   500
      Selection(
wenzelm@65422
   501
        requirements = requirements || other.requirements,
wenzelm@65422
   502
        all_sessions = all_sessions || other.all_sessions,
wenzelm@66737
   503
        base_sessions = Library.merge(base_sessions, other.base_sessions),
wenzelm@66736
   504
        exclude_session_groups = Library.merge(exclude_session_groups, other.exclude_session_groups),
wenzelm@66736
   505
        exclude_sessions = Library.merge(exclude_sessions, other.exclude_sessions),
wenzelm@66736
   506
        session_groups = Library.merge(session_groups, other.session_groups),
wenzelm@66736
   507
        sessions = Library.merge(sessions, other.sessions))
wenzelm@65422
   508
wenzelm@65419
   509
    def apply(graph: Graph[String, Info]): (List[String], Graph[String, Info]) =
wenzelm@65419
   510
    {
wenzelm@65419
   511
      val bad_sessions =
wenzelm@66737
   512
        SortedSet((base_sessions ::: exclude_sessions ::: sessions).
wenzelm@66737
   513
          filterNot(graph.defined(_)): _*).toList
wenzelm@66737
   514
      if (bad_sessions.nonEmpty)
wenzelm@66737
   515
        error("Undefined session(s): " + commas_quote(bad_sessions))
wenzelm@65419
   516
wenzelm@65419
   517
      val excluded =
wenzelm@65419
   518
      {
wenzelm@65419
   519
        val exclude_group = exclude_session_groups.toSet
wenzelm@65419
   520
        val exclude_group_sessions =
wenzelm@65419
   521
          (for {
wenzelm@65419
   522
            (name, (info, _)) <- graph.iterator
wenzelm@65419
   523
            if graph.get_node(name).groups.exists(exclude_group)
wenzelm@65419
   524
          } yield name).toList
wenzelm@65419
   525
        graph.all_succs(exclude_group_sessions ::: exclude_sessions).toSet
wenzelm@65419
   526
      }
wenzelm@65419
   527
wenzelm@65419
   528
      val pre_selected =
wenzelm@65419
   529
      {
wenzelm@65419
   530
        if (all_sessions) graph.keys
wenzelm@65419
   531
        else {
wenzelm@65419
   532
          val select_group = session_groups.toSet
wenzelm@66737
   533
          val select = sessions.toSet ++ graph.all_succs(base_sessions)
wenzelm@65419
   534
          (for {
wenzelm@65419
   535
            (name, (info, _)) <- graph.iterator
wenzelm@66829
   536
            if info.dir_selected || select(name) || graph.get_node(name).groups.exists(select_group)
wenzelm@65419
   537
          } yield name).toList
wenzelm@65419
   538
        }
wenzelm@65419
   539
      }.filterNot(excluded)
wenzelm@65419
   540
wenzelm@65419
   541
      val selected =
wenzelm@65419
   542
        if (requirements) (graph.all_preds(pre_selected).toSet -- pre_selected).toList
wenzelm@65419
   543
        else pre_selected
wenzelm@65419
   544
wenzelm@65419
   545
      (selected, graph.restrict(graph.all_preds(selected).toSet))
wenzelm@65419
   546
    }
wenzelm@65419
   547
  }
wenzelm@65419
   548
wenzelm@66960
   549
  def make(infos: List[Info]): T =
wenzelm@62631
   550
  {
wenzelm@65420
   551
    def add_edges(graph: Graph[String, Info], kind: String, edges: Info => Traversable[String])
wenzelm@65420
   552
      : Graph[String, Info] =
wenzelm@65420
   553
    {
wenzelm@65420
   554
      def add_edge(pos: Position.T, name: String, g: Graph[String, Info], parent: String) =
wenzelm@65420
   555
      {
wenzelm@65420
   556
        if (!g.defined(parent))
wenzelm@65420
   557
          error("Bad " + kind + " session " + quote(parent) + " for " +
wenzelm@65420
   558
            quote(name) + Position.here(pos))
wenzelm@65420
   559
wenzelm@65420
   560
        try { g.add_edge_acyclic(parent, name) }
wenzelm@65420
   561
        catch {
wenzelm@65420
   562
          case exn: Graph.Cycles[_] =>
wenzelm@65420
   563
            error(cat_lines(exn.cycles.map(cycle =>
wenzelm@65420
   564
              "Cyclic session dependency of " +
wenzelm@65420
   565
                cycle.map(c => quote(c.toString)).mkString(" via "))) + Position.here(pos))
wenzelm@65420
   566
        }
wenzelm@65420
   567
      }
wenzelm@65420
   568
      (graph /: graph.iterator) {
wenzelm@65420
   569
        case (g, (name, (info, _))) => (g /: edges(info))(add_edge(info.pos, name, _, _))
wenzelm@65420
   570
      }
wenzelm@65420
   571
    }
wenzelm@65420
   572
wenzelm@65420
   573
    val graph0 =
wenzelm@65415
   574
      (Graph.string[Info] /: infos) {
wenzelm@66960
   575
        case (graph, info) =>
wenzelm@66960
   576
          if (graph.defined(info.name))
wenzelm@66960
   577
            error("Duplicate session " + quote(info.name) + Position.here(info.pos) +
wenzelm@66960
   578
              Position.here(graph.get_node(info.name).pos))
wenzelm@66960
   579
          else graph.new_node(info.name, info)
wenzelm@65415
   580
      }
wenzelm@65420
   581
    val graph1 = add_edges(graph0, "parent", _.parent)
wenzelm@65420
   582
    val graph2 = add_edges(graph1, "imports", _.imports)
wenzelm@62631
   583
wenzelm@65420
   584
    new T(graph1, graph2)
wenzelm@62631
   585
  }
wenzelm@62631
   586
wenzelm@65420
   587
  final class T private[Sessions](
wenzelm@65420
   588
      val build_graph: Graph[String, Info],
wenzelm@65420
   589
      val imports_graph: Graph[String, Info])
wenzelm@62631
   590
  {
wenzelm@66823
   591
    def build_graph_display: Graph_Display.Graph = Graph_Display.make_graph(build_graph)
wenzelm@66823
   592
    def imports_graph_display: Graph_Display.Graph = Graph_Display.make_graph(imports_graph)
wenzelm@66823
   593
wenzelm@65420
   594
    def apply(name: String): Info = imports_graph.get_node(name)
wenzelm@65420
   595
    def get(name: String): Option[Info] =
wenzelm@65420
   596
      if (imports_graph.defined(name)) Some(imports_graph.get_node(name)) else None
wenzelm@62631
   597
wenzelm@65457
   598
    def global_theories: Map[String, String] =
wenzelm@65490
   599
      (Thy_Header.bootstrap_global_theories.toMap /:
wenzelm@65424
   600
        (for {
wenzelm@65519
   601
          (_, (info, _)) <- imports_graph.iterator
wenzelm@65519
   602
          thy <- info.global_theories.iterator }
wenzelm@65519
   603
         yield (thy, info)))({
wenzelm@65519
   604
            case (global, (thy, info)) =>
wenzelm@66780
   605
              val qualifier = info.name
wenzelm@65457
   606
              global.get(thy) match {
wenzelm@65457
   607
                case Some(qualifier1) if qualifier != qualifier1 =>
wenzelm@65457
   608
                  error("Duplicate global theory " + quote(thy) + Position.here(info.pos))
wenzelm@65457
   609
                case _ => global + (thy -> qualifier)
wenzelm@65457
   610
              }
wenzelm@65457
   611
          })
wenzelm@65372
   612
wenzelm@65419
   613
    def selection(select: Selection): (List[String], T) =
wenzelm@62631
   614
    {
wenzelm@65420
   615
      val (_, build_graph1) = select(build_graph)
wenzelm@65420
   616
      val (selected, imports_graph1) = select(imports_graph)
wenzelm@65420
   617
      (selected, new T(build_graph1, imports_graph1))
wenzelm@62631
   618
    }
wenzelm@62631
   619
wenzelm@65420
   620
    def build_descendants(names: List[String]): List[String] =
wenzelm@65420
   621
      build_graph.all_succs(names)
wenzelm@66848
   622
    def build_requirements(names: List[String]): List[String] =
wenzelm@66848
   623
      build_graph.all_preds(names).reverse
wenzelm@65519
   624
    def build_topological_order: List[Info] =
wenzelm@65519
   625
      build_graph.topological_order.map(apply(_))
wenzelm@62631
   626
wenzelm@66848
   627
    def imports_descendants(names: List[String]): List[String] =
wenzelm@66848
   628
      imports_graph.all_succs(names)
wenzelm@66848
   629
    def imports_requirements(names: List[String]): List[String] =
wenzelm@66848
   630
      imports_graph.all_preds(names).reverse
wenzelm@65519
   631
    def imports_topological_order: List[Info] =
wenzelm@65519
   632
      imports_graph.topological_order.map(apply(_))
wenzelm@65420
   633
wenzelm@65420
   634
    override def toString: String =
wenzelm@65420
   635
      imports_graph.keys_iterator.mkString("Sessions.T(", ", ", ")")
wenzelm@62631
   636
  }
wenzelm@62631
   637
wenzelm@62631
   638
wenzelm@62631
   639
  /* parser */
wenzelm@62631
   640
wenzelm@62864
   641
  val ROOT = Path.explode("ROOT")
wenzelm@62864
   642
  val ROOTS = Path.explode("ROOTS")
wenzelm@62864
   643
wenzelm@62631
   644
  private val CHAPTER = "chapter"
wenzelm@62631
   645
  private val SESSION = "session"
wenzelm@62631
   646
  private val IN = "in"
wenzelm@62631
   647
  private val DESCRIPTION = "description"
wenzelm@62631
   648
  private val OPTIONS = "options"
wenzelm@65420
   649
  private val SESSIONS = "sessions"
wenzelm@62631
   650
  private val THEORIES = "theories"
wenzelm@65374
   651
  private val GLOBAL = "global"
wenzelm@62631
   652
  private val DOCUMENT_FILES = "document_files"
wenzelm@62631
   653
wenzelm@62631
   654
  lazy val root_syntax =
wenzelm@66984
   655
    Outer_Syntax.init + "(" + ")" + "+" + "," + "=" + "[" + "]" + GLOBAL + IN +
wenzelm@63443
   656
      (CHAPTER, Keyword.THY_DECL) +
wenzelm@63443
   657
      (SESSION, Keyword.THY_DECL) +
wenzelm@63443
   658
      (DESCRIPTION, Keyword.QUASI_COMMAND) +
wenzelm@63443
   659
      (OPTIONS, Keyword.QUASI_COMMAND) +
wenzelm@65420
   660
      (SESSIONS, Keyword.QUASI_COMMAND) +
wenzelm@63443
   661
      (THEORIES, Keyword.QUASI_COMMAND) +
wenzelm@63443
   662
      (DOCUMENT_FILES, Keyword.QUASI_COMMAND)
wenzelm@62631
   663
wenzelm@66818
   664
  abstract class Entry
wenzelm@66818
   665
  sealed case class Chapter(name: String) extends Entry
wenzelm@66818
   666
  sealed case class Session_Entry(
wenzelm@66818
   667
    pos: Position.T,
wenzelm@66818
   668
    name: String,
wenzelm@66818
   669
    groups: List[String],
wenzelm@66818
   670
    path: String,
wenzelm@66818
   671
    parent: Option[String],
wenzelm@66818
   672
    description: String,
wenzelm@66818
   673
    options: List[Options.Spec],
wenzelm@66818
   674
    imports: List[String],
wenzelm@66818
   675
    theories: List[(List[Options.Spec], List[((String, Position.T), Boolean)])],
wenzelm@66818
   676
    document_files: List[(String, String)]) extends Entry
wenzelm@66818
   677
  {
wenzelm@66818
   678
    def theories_no_position: List[(List[Options.Spec], List[(String, Boolean)])] =
wenzelm@66818
   679
      theories.map({ case (a, b) => (a, b.map({ case ((c, _), d) => (c, d) })) })
wenzelm@66818
   680
  }
wenzelm@66818
   681
wenzelm@62968
   682
  private object Parser extends Parse.Parser with Options.Parser
wenzelm@62631
   683
  {
wenzelm@62631
   684
    private val chapter: Parser[Chapter] =
wenzelm@62631
   685
    {
wenzelm@62631
   686
      val chapter_name = atom("chapter name", _.is_name)
wenzelm@62631
   687
wenzelm@62631
   688
      command(CHAPTER) ~! chapter_name ^^ { case _ ~ a => Chapter(a) }
wenzelm@62631
   689
    }
wenzelm@62631
   690
wenzelm@62631
   691
    private val session_entry: Parser[Session_Entry] =
wenzelm@62631
   692
    {
wenzelm@62631
   693
      val option =
wenzelm@62968
   694
        option_name ~ opt($$$("=") ~! option_value ^^
wenzelm@62968
   695
          { case _ ~ x => x }) ^^ { case x ~ y => (x, y) }
wenzelm@62631
   696
      val options = $$$("[") ~> rep1sep(option, $$$(",")) <~ $$$("]")
wenzelm@62631
   697
wenzelm@65374
   698
      val global =
wenzelm@65374
   699
        ($$$("(") ~! $$$(GLOBAL) ~ $$$(")")) ^^ { case _ => true } | success(false)
wenzelm@65374
   700
wenzelm@65374
   701
      val theory_entry =
wenzelm@65517
   702
        position(theory_name) ~ global ^^ { case x ~ y => (x, y) }
wenzelm@65374
   703
wenzelm@62631
   704
      val theories =
wenzelm@65374
   705
        $$$(THEORIES) ~!
wenzelm@66970
   706
          ((options | success(Nil)) ~ rep1(theory_entry)) ^^
wenzelm@65374
   707
          { case _ ~ (x ~ y) => (x, y) }
wenzelm@62631
   708
wenzelm@62631
   709
      val document_files =
wenzelm@62631
   710
        $$$(DOCUMENT_FILES) ~!
wenzelm@62631
   711
          (($$$("(") ~! ($$$(IN) ~! (path ~ $$$(")"))) ^^
wenzelm@62631
   712
              { case _ ~ (_ ~ (x ~ _)) => x } | success("document")) ~
wenzelm@62631
   713
            rep1(path)) ^^ { case _ ~ (x ~ y) => y.map((x, _)) }
wenzelm@62631
   714
wenzelm@62631
   715
      command(SESSION) ~!
wenzelm@62631
   716
        (position(session_name) ~
wenzelm@62631
   717
          (($$$("(") ~! (rep1(name) <~ $$$(")")) ^^ { case _ ~ x => x }) | success(Nil)) ~
wenzelm@62631
   718
          (($$$(IN) ~! path ^^ { case _ ~ x => x }) | success(".")) ~
wenzelm@62631
   719
          ($$$("=") ~!
wenzelm@62631
   720
            (opt(session_name ~! $$$("+") ^^ { case x ~ _ => x }) ~
wenzelm@62631
   721
              (($$$(DESCRIPTION) ~! text ^^ { case _ ~ x => x }) | success("")) ~
wenzelm@62631
   722
              (($$$(OPTIONS) ~! options ^^ { case _ ~ x => x }) | success(Nil)) ~
wenzelm@66970
   723
              (($$$(SESSIONS) ~! rep1(session_name)  ^^ { case _ ~ x => x }) | success(Nil)) ~
wenzelm@66970
   724
              rep(theories) ~
wenzelm@62631
   725
              (rep(document_files) ^^ (x => x.flatten))))) ^^
wenzelm@66759
   726
        { case _ ~ ((a, pos) ~ b ~ c ~ (_ ~ (d ~ e ~ f ~ g ~ h ~ i))) =>
wenzelm@66759
   727
            Session_Entry(pos, a, b, c, d, e, f, g, h, i) }
wenzelm@62631
   728
    }
wenzelm@62631
   729
wenzelm@66819
   730
    def parse_root(path: Path): List[Entry] =
wenzelm@62631
   731
    {
wenzelm@66764
   732
      val toks = Token.explode(root_syntax.keywords, File.read(path))
wenzelm@66764
   733
      val start = Token.Pos.file(path.implode)
wenzelm@62631
   734
wenzelm@66764
   735
      parse_all(rep(chapter | session_entry), Token.reader(toks, start)) match {
wenzelm@66818
   736
        case Success(result, _) => result
wenzelm@66764
   737
        case bad => error(bad.toString)
wenzelm@62631
   738
      }
wenzelm@62631
   739
    }
wenzelm@62631
   740
  }
wenzelm@62631
   741
wenzelm@66819
   742
  def parse_root(path: Path): List[Entry] = Parser.parse_root(path)
wenzelm@66819
   743
wenzelm@66819
   744
  def parse_root_entries(path: Path): List[Session_Entry] =
wenzelm@66819
   745
    for (entry <- Parser.parse_root(path) if entry.isInstanceOf[Session_Entry])
wenzelm@66819
   746
    yield entry.asInstanceOf[Session_Entry]
wenzelm@66818
   747
wenzelm@66960
   748
  def read_root(options: Options, select: Boolean, path: Path): List[Info] =
wenzelm@66818
   749
  {
wenzelm@66818
   750
    var entry_chapter = "Unsorted"
wenzelm@66960
   751
    val infos = new mutable.ListBuffer[Info]
wenzelm@66819
   752
    parse_root(path).foreach {
wenzelm@66818
   753
      case Chapter(name) => entry_chapter = name
wenzelm@66967
   754
      case entry: Session_Entry =>
wenzelm@66967
   755
        infos += make_info(options, select, path.dir, entry_chapter, entry)
wenzelm@66818
   756
    }
wenzelm@66818
   757
    infos.toList
wenzelm@66818
   758
  }
wenzelm@66818
   759
wenzelm@66818
   760
  def parse_roots(roots: Path): List[String] =
wenzelm@66818
   761
  {
wenzelm@66818
   762
    for {
wenzelm@66818
   763
      line <- split_lines(File.read(roots))
wenzelm@66818
   764
      if !(line == "" || line.startsWith("#"))
wenzelm@66818
   765
    } yield line
wenzelm@66818
   766
  }
wenzelm@66818
   767
wenzelm@62631
   768
wenzelm@62635
   769
  /* load sessions from certain directories */
wenzelm@62631
   770
wenzelm@62631
   771
  private def is_session_dir(dir: Path): Boolean =
wenzelm@62631
   772
    (dir + ROOT).is_file || (dir + ROOTS).is_file
wenzelm@62631
   773
wenzelm@62631
   774
  private def check_session_dir(dir: Path): Path =
wenzelm@65468
   775
    if (is_session_dir(dir)) File.pwd() + dir.expand
wenzelm@62631
   776
    else error("Bad session root directory: " + dir.toString)
wenzelm@62631
   777
wenzelm@65561
   778
  def directories(dirs: List[Path], select_dirs: List[Path]): List[(Boolean, Path)] =
wenzelm@65561
   779
  {
wenzelm@65561
   780
    val default_dirs = Isabelle_System.components().filter(is_session_dir(_))
wenzelm@65561
   781
    (default_dirs ::: dirs).map((false, _)) ::: select_dirs.map((true, _))
wenzelm@65561
   782
  }
wenzelm@65561
   783
wenzelm@66968
   784
  def load(options: Options,
wenzelm@66968
   785
    dirs: List[Path] = Nil,
wenzelm@66968
   786
    select_dirs: List[Path] = Nil,
wenzelm@66968
   787
    infos: List[Info] = Nil): T =
wenzelm@62631
   788
  {
wenzelm@66764
   789
    def load_dir(select: Boolean, dir: Path): List[(Boolean, Path)] =
wenzelm@62635
   790
      load_root(select, dir) ::: load_roots(select, dir)
wenzelm@62631
   791
wenzelm@66764
   792
    def load_root(select: Boolean, dir: Path): List[(Boolean, Path)] =
wenzelm@66764
   793
    {
wenzelm@66764
   794
      val root = dir + ROOT
wenzelm@66764
   795
      if (root.is_file) List((select, root)) else Nil
wenzelm@66764
   796
    }
wenzelm@62631
   797
wenzelm@66764
   798
    def load_roots(select: Boolean, dir: Path): List[(Boolean, Path)] =
wenzelm@62631
   799
    {
wenzelm@62631
   800
      val roots = dir + ROOTS
wenzelm@62631
   801
      if (roots.is_file) {
wenzelm@62631
   802
        for {
wenzelm@66818
   803
          entry <- parse_roots(roots)
wenzelm@62631
   804
          dir1 =
wenzelm@66818
   805
            try { check_session_dir(dir + Path.explode(entry)) }
wenzelm@62631
   806
            catch {
wenzelm@62631
   807
              case ERROR(msg) =>
wenzelm@62631
   808
                error(msg + "\nThe error(s) above occurred in session catalog " + roots.toString)
wenzelm@62631
   809
            }
wenzelm@66764
   810
          res <- load_dir(select, dir1)
wenzelm@66764
   811
        } yield res
wenzelm@62631
   812
      }
wenzelm@62631
   813
      else Nil
wenzelm@62631
   814
    }
wenzelm@62631
   815
wenzelm@66764
   816
    val roots =
wenzelm@62631
   817
      for {
wenzelm@65561
   818
        (select, dir) <- directories(dirs, select_dirs)
wenzelm@66764
   819
        res <- load_dir(select, check_session_dir(dir))
wenzelm@66764
   820
      } yield res
wenzelm@66764
   821
wenzelm@66764
   822
    val unique_roots =
wenzelm@66764
   823
      ((Map.empty[JFile, (Boolean, Path)] /: roots) { case (m, (select, path)) =>
wenzelm@66764
   824
        val file = path.canonical_file
wenzelm@66764
   825
        m.get(file) match {
wenzelm@66764
   826
          case None => m + (file -> (select, path))
wenzelm@66764
   827
          case Some((select1, path1)) => m + (file -> (select1 || select, path1))
wenzelm@66764
   828
        }
wenzelm@66764
   829
      }).toList.map(_._2)
wenzelm@66764
   830
wenzelm@66968
   831
    make(unique_roots.flatMap(p => read_root(options, p._1, p._2)) ::: infos)
wenzelm@62631
   832
  }
wenzelm@62632
   833
wenzelm@62632
   834
wenzelm@62637
   835
wenzelm@62704
   836
  /** heap file with SHA1 digest **/
wenzelm@62704
   837
wenzelm@62704
   838
  private val sha1_prefix = "SHA1:"
wenzelm@62704
   839
wenzelm@62704
   840
  def read_heap_digest(heap: Path): Option[String] =
wenzelm@62704
   841
  {
wenzelm@62704
   842
    if (heap.is_file) {
wenzelm@62704
   843
      val file = FileChannel.open(heap.file.toPath, StandardOpenOption.READ)
wenzelm@62704
   844
      try {
wenzelm@62704
   845
        val len = file.size
wenzelm@62704
   846
        val n = sha1_prefix.length + SHA1.digest_length
wenzelm@62704
   847
        if (len >= n) {
wenzelm@62704
   848
          file.position(len - n)
wenzelm@62704
   849
wenzelm@62704
   850
          val buf = ByteBuffer.allocate(n)
wenzelm@62704
   851
          var i = 0
wenzelm@62704
   852
          var m = 0
wenzelm@62704
   853
          do {
wenzelm@62704
   854
            m = file.read(buf)
wenzelm@62704
   855
            if (m != -1) i += m
wenzelm@62704
   856
          }
wenzelm@62704
   857
          while (m != -1 && n > i)
wenzelm@62704
   858
wenzelm@62704
   859
          if (i == n) {
wenzelm@62704
   860
            val prefix = new String(buf.array(), 0, sha1_prefix.length, UTF8.charset)
wenzelm@62704
   861
            val s = new String(buf.array(), sha1_prefix.length, SHA1.digest_length, UTF8.charset)
wenzelm@62704
   862
            if (prefix == sha1_prefix) Some(s) else None
wenzelm@62704
   863
          }
wenzelm@62704
   864
          else None
wenzelm@62704
   865
        }
wenzelm@62704
   866
        else None
wenzelm@62704
   867
      }
wenzelm@62704
   868
      finally { file.close }
wenzelm@62704
   869
    }
wenzelm@62704
   870
    else None
wenzelm@62704
   871
  }
wenzelm@62704
   872
wenzelm@62704
   873
  def write_heap_digest(heap: Path): String =
wenzelm@62704
   874
    read_heap_digest(heap) match {
wenzelm@62704
   875
      case None =>
wenzelm@62704
   876
        val s = SHA1.digest(heap).rep
wenzelm@62704
   877
        File.append(heap, sha1_prefix + s)
wenzelm@62704
   878
        s
wenzelm@62704
   879
      case Some(s) => s
wenzelm@62704
   880
    }
wenzelm@62704
   881
wenzelm@62704
   882
wenzelm@62704
   883
wenzelm@62637
   884
  /** persistent store **/
wenzelm@62632
   885
wenzelm@65296
   886
  object Session_Info
wenzelm@65296
   887
  {
wenzelm@66857
   888
    val session_name = SQL.Column.string("session_name").make_primary_key
wenzelm@65326
   889
wenzelm@65296
   890
    // Build_Log.Session_Info
wenzelm@65296
   891
    val session_timing = SQL.Column.bytes("session_timing")
wenzelm@65296
   892
    val command_timings = SQL.Column.bytes("command_timings")
wenzelm@66873
   893
    val theory_timings = SQL.Column.bytes("theory_timings")
wenzelm@65296
   894
    val ml_statistics = SQL.Column.bytes("ml_statistics")
wenzelm@65296
   895
    val task_statistics = SQL.Column.bytes("task_statistics")
wenzelm@65934
   896
    val errors = SQL.Column.bytes("errors")
wenzelm@65296
   897
    val build_log_columns =
wenzelm@66873
   898
      List(session_name, session_timing, command_timings, theory_timings,
wenzelm@66873
   899
        ml_statistics, task_statistics, errors)
wenzelm@65296
   900
wenzelm@65296
   901
    // Build.Session_Info
wenzelm@65296
   902
    val sources = SQL.Column.string("sources")
wenzelm@65296
   903
    val input_heaps = SQL.Column.string("input_heaps")
wenzelm@65296
   904
    val output_heap = SQL.Column.string("output_heap")
wenzelm@65296
   905
    val return_code = SQL.Column.int("return_code")
wenzelm@66746
   906
    val build_columns = List(sources, input_heaps, output_heap, return_code)
wenzelm@65296
   907
wenzelm@65296
   908
    val table = SQL.Table("isabelle_session_info", build_log_columns ::: build_columns)
wenzelm@65296
   909
  }
wenzelm@65296
   910
wenzelm@62632
   911
  def store(system_mode: Boolean = false): Store = new Store(system_mode)
wenzelm@62632
   912
wenzelm@65857
   913
  class Store private[Sessions](system_mode: Boolean)
wenzelm@62632
   914
  {
wenzelm@65278
   915
    /* file names */
wenzelm@65278
   916
wenzelm@65281
   917
    def database(name: String): Path = Path.basic("log") + Path.basic(name).ext("db")
wenzelm@65278
   918
    def log(name: String): Path = Path.basic("log") + Path.basic(name)
wenzelm@65278
   919
    def log_gz(name: String): Path = log(name).ext("gz")
wenzelm@65278
   920
wenzelm@65278
   921
wenzelm@65286
   922
    /* SQL database content */
wenzelm@65283
   923
wenzelm@65857
   924
    val xml_cache = new XML.Cache()
wenzelm@65857
   925
wenzelm@65320
   926
    def read_bytes(db: SQL.Database, name: String, column: SQL.Column): Bytes =
wenzelm@65698
   927
      db.using_statement(Session_Info.table.select(List(column),
wenzelm@65699
   928
        Session_Info.session_name.where_equal(name)))(stmt =>
wenzelm@65291
   929
      {
wenzelm@65740
   930
        val res = stmt.execute_query()
wenzelm@65740
   931
        if (!res.next()) Bytes.empty else res.bytes(column)
wenzelm@65291
   932
      })
wenzelm@65285
   933
wenzelm@65320
   934
    def read_properties(db: SQL.Database, name: String, column: SQL.Column): List[Properties.T] =
wenzelm@65857
   935
      Properties.uncompress(read_bytes(db, name, column), Some(xml_cache))
wenzelm@65286
   936
wenzelm@65283
   937
wenzelm@62637
   938
    /* output */
wenzelm@62632
   939
wenzelm@62632
   940
    val browser_info: Path =
wenzelm@62632
   941
      if (system_mode) Path.explode("~~/browser_info")
wenzelm@62632
   942
      else Path.explode("$ISABELLE_BROWSER_INFO")
wenzelm@62632
   943
wenzelm@62637
   944
    val output_dir: Path =
wenzelm@62637
   945
      if (system_mode) Path.explode("~~/heaps/$ML_IDENTIFIER")
wenzelm@62637
   946
      else Path.explode("$ISABELLE_OUTPUT")
wenzelm@62637
   947
wenzelm@65298
   948
    override def toString: String = "Store(output_dir = " + output_dir.expand + ")"
wenzelm@65298
   949
wenzelm@62637
   950
    def prepare_output() { Isabelle_System.mkdirs(output_dir + Path.basic("log")) }
wenzelm@62637
   951
wenzelm@62637
   952
wenzelm@62637
   953
    /* input */
wenzelm@62637
   954
wenzelm@62637
   955
    private val input_dirs =
wenzelm@62632
   956
      if (system_mode) List(output_dir)
wenzelm@62633
   957
      else {
wenzelm@62633
   958
        val ml_ident = Path.explode("$ML_IDENTIFIER").expand
wenzelm@62633
   959
        output_dir :: Path.split(Isabelle_System.getenv_strict("ISABELLE_PATH")).map(_ + ml_ident)
wenzelm@62633
   960
      }
wenzelm@62632
   961
wenzelm@65291
   962
    def find_database_heap(name: String): Option[(Path, Option[String])] =
wenzelm@65291
   963
      input_dirs.find(dir => (dir + database(name)).is_file).map(dir =>
wenzelm@65291
   964
        (dir + database(name), read_heap_digest(dir + Path.basic(name))))
wenzelm@62632
   965
wenzelm@65281
   966
    def find_database(name: String): Option[Path] =
wenzelm@65281
   967
      input_dirs.map(_ + database(name)).find(_.is_file)
wenzelm@65281
   968
wenzelm@62637
   969
    def heap(name: String): Path =
wenzelm@65288
   970
      input_dirs.map(_ + Path.basic(name)).find(_.is_file) getOrElse
wenzelm@62637
   971
        error("Unknown logic " + quote(name) + " -- no heap file found in:\n" +
wenzelm@62769
   972
          cat_lines(input_dirs.map(dir => "  " + dir.expand.implode)))
wenzelm@65287
   973
wenzelm@65287
   974
wenzelm@65296
   975
    /* session info */
wenzelm@65281
   976
wenzelm@65296
   977
    def write_session_info(
wenzelm@65318
   978
      db: SQL.Database,
wenzelm@65320
   979
      name: String,
wenzelm@65318
   980
      build_log: Build_Log.Session_Info,
wenzelm@65318
   981
      build: Build.Session_Info)
wenzelm@65281
   982
    {
wenzelm@65281
   983
      db.transaction {
wenzelm@65296
   984
        db.create_table(Session_Info.table)
wenzelm@65698
   985
        db.using_statement(
wenzelm@65699
   986
          Session_Info.table.delete(Session_Info.session_name.where_equal(name)))(_.execute)
wenzelm@65698
   987
        db.using_statement(Session_Info.table.insert())(stmt =>
wenzelm@65281
   988
        {
wenzelm@65748
   989
          stmt.string(1) = name
wenzelm@65857
   990
          stmt.bytes(2) = Properties.encode(build_log.session_timing)
wenzelm@65857
   991
          stmt.bytes(3) = Properties.compress(build_log.command_timings)
wenzelm@66873
   992
          stmt.bytes(4) = Properties.compress(build_log.theory_timings)
wenzelm@66873
   993
          stmt.bytes(5) = Properties.compress(build_log.ml_statistics)
wenzelm@66873
   994
          stmt.bytes(6) = Properties.compress(build_log.task_statistics)
wenzelm@66873
   995
          stmt.bytes(7) = Build_Log.compress_errors(build_log.errors)
wenzelm@66873
   996
          stmt.string(8) = build.sources
wenzelm@66873
   997
          stmt.string(9) = cat_lines(build.input_heaps)
wenzelm@66873
   998
          stmt.string(10) = build.output_heap getOrElse ""
wenzelm@66873
   999
          stmt.int(11) = build.return_code
wenzelm@65281
  1000
          stmt.execute()
wenzelm@65281
  1001
        })
wenzelm@65281
  1002
      }
wenzelm@65281
  1003
    }
wenzelm@65281
  1004
wenzelm@65320
  1005
    def read_session_timing(db: SQL.Database, name: String): Properties.T =
wenzelm@65857
  1006
      Properties.decode(read_bytes(db, name, Session_Info.session_timing), Some(xml_cache))
wenzelm@65286
  1007
wenzelm@65320
  1008
    def read_command_timings(db: SQL.Database, name: String): List[Properties.T] =
wenzelm@65320
  1009
      read_properties(db, name, Session_Info.command_timings)
wenzelm@65286
  1010
wenzelm@66873
  1011
    def read_theory_timings(db: SQL.Database, name: String): List[Properties.T] =
wenzelm@66873
  1012
      read_properties(db, name, Session_Info.theory_timings)
wenzelm@66873
  1013
wenzelm@65320
  1014
    def read_ml_statistics(db: SQL.Database, name: String): List[Properties.T] =
wenzelm@65320
  1015
      read_properties(db, name, Session_Info.ml_statistics)
wenzelm@65286
  1016
wenzelm@65320
  1017
    def read_task_statistics(db: SQL.Database, name: String): List[Properties.T] =
wenzelm@65320
  1018
      read_properties(db, name, Session_Info.task_statistics)
wenzelm@65286
  1019
wenzelm@65937
  1020
    def read_errors(db: SQL.Database, name: String): List[String] =
wenzelm@65937
  1021
      Build_Log.uncompress_errors(read_bytes(db, name, Session_Info.errors))
wenzelm@65937
  1022
wenzelm@65320
  1023
    def read_build(db: SQL.Database, name: String): Option[Build.Session_Info] =
wenzelm@66744
  1024
    {
wenzelm@66957
  1025
      if (db.tables.contains(Session_Info.table.name)) {
wenzelm@66957
  1026
        db.using_statement(Session_Info.table.select(Session_Info.build_columns,
wenzelm@66957
  1027
          Session_Info.session_name.where_equal(name)))(stmt =>
wenzelm@66957
  1028
        {
wenzelm@66957
  1029
          val res = stmt.execute_query()
wenzelm@66957
  1030
          if (!res.next()) None
wenzelm@66957
  1031
          else {
wenzelm@66957
  1032
            Some(
wenzelm@66957
  1033
              Build.Session_Info(
wenzelm@66957
  1034
                res.string(Session_Info.sources),
wenzelm@66957
  1035
                split_lines(res.string(Session_Info.input_heaps)),
wenzelm@66957
  1036
                res.string(Session_Info.output_heap) match { case "" => None case s => Some(s) },
wenzelm@66957
  1037
                res.int(Session_Info.return_code)))
wenzelm@66957
  1038
          }
wenzelm@66957
  1039
        })
wenzelm@66957
  1040
      }
wenzelm@66957
  1041
      else None
wenzelm@66744
  1042
    }
wenzelm@65281
  1043
  }
wenzelm@62631
  1044
}