cppmodelmanager.cpp 34.6 KB
Newer Older
1
/**************************************************************************
con's avatar
con committed
2 3 4
**
** This file is part of Qt Creator
**
5
** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
con's avatar
con committed
6 7 8
**
** Contact:  Qt Software Information (qt-info@nokia.com)
**
9
** Commercial Usage
10
**
11 12 13 14
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
15
**
16
** GNU Lesser General Public License Usage
17
**
18 19 20 21 22 23
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
24
**
25 26
** If you are unsure which license is appropriate for your use, please
** contact the sales department at qt-sales@nokia.com.
con's avatar
con committed
27
**
28
**************************************************************************/
hjk's avatar
hjk committed
29

Roberto Raggi's avatar
Roberto Raggi committed
30
#include <cplusplus/pp.h>
con's avatar
con committed
31 32 33 34 35

#include "cppmodelmanager.h"
#include "cpptoolsconstants.h"
#include "cpptoolseditorsupport.h"

36 37
#include <functional>
#include <QtConcurrentRun>
Roberto Raggi's avatar
Roberto Raggi committed
38
#include <QFutureSynchronizer>
con's avatar
con committed
39
#include <qtconcurrent/runextensions.h>
40

con's avatar
con committed
41 42 43 44 45 46 47 48 49 50
#include <texteditor/itexteditor.h>
#include <texteditor/basetexteditor.h>

#include <projectexplorer/project.h>
#include <projectexplorer/projectexplorer.h>
#include <projectexplorer/projectexplorerconstants.h>
#include <projectexplorer/session.h>

#include <coreplugin/icore.h>
#include <coreplugin/uniqueidmanager.h>
51
#include <coreplugin/mimedatabase.h>
con's avatar
con committed
52
#include <coreplugin/editormanager/editormanager.h>
53
#include <coreplugin/progressmanager/progressmanager.h>
con's avatar
con committed
54

hjk's avatar
hjk committed
55 56
#include <utils/qtcassert.h>

con's avatar
con committed
57 58 59 60 61 62 63 64 65
#include <TranslationUnit.h>
#include <Semantic.h>
#include <AST.h>
#include <Scope.h>
#include <Literals.h>
#include <Symbols.h>
#include <Names.h>
#include <NameVisitor.h>
#include <TypeVisitor.h>
66 67
#include <ASTVisitor.h>
#include <PrettyPrinter.h>
con's avatar
con committed
68 69 70
#include <Lexer.h>
#include <Token.h>

71 72
#include <cplusplus/LookupContext.h>

73
#include <QtCore/QCoreApplication>
hjk's avatar
hjk committed
74 75 76
#include <QtCore/QDebug>
#include <QtCore/QMutexLocker>
#include <QtCore/QTime>
Roberto Raggi's avatar
Roberto Raggi committed
77
#include <QtCore/QTimer>
78
#include <QtConcurrentMap>
79 80
#include <iostream>
#include <sstream>
hjk's avatar
hjk committed
81

82 83
using namespace CppTools;
using namespace CppTools::Internal;
con's avatar
con committed
84 85
using namespace CPlusPlus;

86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125
#if defined(QTCREATOR_WITH_DUMP_AST) && defined(Q_CC_GNU)

#include <cxxabi.h>

class DumpAST: protected ASTVisitor
{
public:
    int depth;

    DumpAST(Control *control)
        : ASTVisitor(control), depth(0)
    { }

    void operator()(AST *ast)
    { accept(ast); }

protected:
    virtual bool preVisit(AST *ast)
    {
        std::ostringstream s;
        PrettyPrinter pp(control(), s);
        pp(ast);
        QString code = QString::fromStdString(s.str());
        code.replace('\n', ' ');
        code.replace(QRegExp("\\s+"), " ");

        const char *name = abi::__cxa_demangle(typeid(*ast).name(), 0, 0, 0) + 11;

        QByteArray ind(depth, ' ');
        ind += name;

        printf("%-40s %s\n", ind.constData(), qPrintable(code));
        ++depth;
        return true;
    }

    virtual void postVisit(AST *)
    { --depth; }
};

Roberto Raggi's avatar
Roberto Raggi committed
126
#endif // QTCREATOR_WITH_DUMP_AST
127

con's avatar
con committed
128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146
static const char pp_configuration_file[] = "<configuration>";

static const char pp_configuration[] =
    "# 1 \"<configuration>\"\n"
    "#define __GNUC_MINOR__ 0\n"
    "#define __GNUC__ 4\n"
    "#define __GNUG__ 4\n"
    "#define __STDC_HOSTED__ 1\n"
    "#define __VERSION__ \"4.0.1 (fake)\"\n"
    "#define __cplusplus 1\n"

    "#define __extension__\n"
    "#define __context__\n"
    "#define __range__\n"
    "#define __asm(a...)\n"
    "#define __asm__(a...)\n"
    "#define   restrict\n"
    "#define __restrict\n"

147 148 149 150
    "#define __complex__\n"
    "#define __imag__\n"
    "#define __real__\n"

con's avatar
con committed
151 152 153 154 155 156 157 158 159 160 161 162
    // ### add macros for win32
    "#define __cdecl\n"
    "#define QT_WA(x) x\n"
    "#define API\n"
    "#define WINAPI\n"
    "#define CALLBACK\n"
    "#define STDMETHODCALLTYPE\n"
    "#define __RPC_FAR\n"
    "#define APIENTRY\n"
    "#define __declspec(a)\n"
    "#define STDMETHOD(method) virtual HRESULT STDMETHODCALLTYPE method\n";

163 164 165
namespace CppTools {
namespace Internal {

166
class CppPreprocessor: public CPlusPlus::Client
con's avatar
con committed
167 168
{
public:
169
    CppPreprocessor(QPointer<CppModelManager> modelManager);
Roberto Raggi's avatar
Roberto Raggi committed
170
    virtual ~CppPreprocessor();
con's avatar
con committed
171

172 173 174 175
    void setWorkingCopy(const QMap<QString, QByteArray> &workingCopy);
    void setIncludePaths(const QStringList &includePaths);
    void setFrameworkPaths(const QStringList &frameworkPaths);
    void setProjectFiles(const QStringList &files);
176 177
    void setTodo(const QStringList &files);

178
    void run(const QString &fileName);
con's avatar
con committed
179

180 181
    void resetEnvironment();

182 183 184
    const QSet<QString> &todo() const
    { return m_todo; }

185 186 187
public: // attributes
    Snapshot snapshot;

188 189
protected:
    CPlusPlus::Document::Ptr switchDocument(CPlusPlus::Document::Ptr doc);
con's avatar
con committed
190

191 192
    bool includeFile(const QString &absoluteFilePath, QByteArray *result);
    QByteArray tryIncludeFile(QString &fileName, IncludeType type);
con's avatar
con committed
193

194
    void mergeEnvironment(CPlusPlus::Document::Ptr doc);
con's avatar
con committed
195

Roberto Raggi's avatar
Roberto Raggi committed
196
    virtual void macroAdded(const Macro &macro);
197
    virtual void startExpandingMacro(unsigned offset,
198
                                     const Macro &macro,
199 200
                                     const QByteArray &originalText,
                                     const QVector<MacroArgumentReference> &actuals);
201
    virtual void stopExpandingMacro(unsigned offset, const Macro &macro);
202 203
    virtual void startSkippingBlocks(unsigned offset);
    virtual void stopSkippingBlocks(unsigned offset);
204 205
    virtual void sourceNeeded(QString &fileName, IncludeType type,
                              unsigned line);
con's avatar
con committed
206

207 208
private:
    QPointer<CppModelManager> m_modelManager;
209
    Environment env;
Roberto Raggi's avatar
Roberto Raggi committed
210
    Preprocessor preprocess;
211 212 213 214 215 216
    QStringList m_includePaths;
    QStringList m_systemIncludePaths;
    QMap<QString, QByteArray> m_workingCopy;
    QStringList m_projectFiles;
    QStringList m_frameworkPaths;
    QSet<QString> m_included;
217
    Document::Ptr m_currentDoc;
218
    QSet<QString> m_todo;
219
    QSet<QString> m_processed;
220
};
con's avatar
con committed
221

222 223
} // namespace Internal
} // namespace CppTools
224

225
CppPreprocessor::CppPreprocessor(QPointer<CppModelManager> modelManager)
226 227
    : snapshot(modelManager->snapshot()),
      m_modelManager(modelManager),
Roberto Raggi's avatar
Roberto Raggi committed
228
      preprocess(this, &env)
229
{ }
Roberto Raggi's avatar
Roberto Raggi committed
230 231

CppPreprocessor::~CppPreprocessor()
232
{ }
con's avatar
con committed
233

234 235
void CppPreprocessor::setWorkingCopy(const QMap<QString, QByteArray> &workingCopy)
{ m_workingCopy = workingCopy; }
con's avatar
con committed
236

237 238 239 240 241
void CppPreprocessor::setIncludePaths(const QStringList &includePaths)
{ m_includePaths = includePaths; }

void CppPreprocessor::setFrameworkPaths(const QStringList &frameworkPaths)
{ m_frameworkPaths = frameworkPaths; }
con's avatar
con committed
242

243 244 245
void CppPreprocessor::setProjectFiles(const QStringList &files)
{ m_projectFiles = files; }

246 247 248
void CppPreprocessor::setTodo(const QStringList &files)
{ m_todo = QSet<QString>::fromList(files); }

249 250 251

namespace {

252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301
class Process;

class CheckUndefinedBaseClasses: protected ASTVisitor
{
public:
    CheckUndefinedBaseClasses(Control *control)
        : ASTVisitor(control), _context(0)
    { }

    void operator()(AST *ast, Process *process)
    { _process = process; accept(ast); }

protected:
    using ASTVisitor::visit;

    virtual bool visit(ClassSpecifierAST *ast)
    {
        if (ast->base_clause) {
            unsigned line, col;
            getTokenStartPosition(ast->firstToken(), &line, &col);
            _context = lookupContext(line, col);
        }
        return true;
    }

    virtual bool visit(BaseSpecifierAST *base)
    {
        if (base->name) {
            const QList<Symbol *> symbols = _context.resolveClass(base->name->name);

            if (symbols.isEmpty()) {
                const char *token = "after `:'";

                if (base->comma_token)
                    token = "after `,'";

                translationUnit()->warning(base->name->firstToken(),
                                           "expected class-name %s token", token);
            }
        }
        return true;
    }

    LookupContext lookupContext(unsigned line, unsigned column) const;

private:
    Process *_process;
    LookupContext _context;
};

302
class Process: public std::unary_function<Document::Ptr, void>
303 304
{
    QPointer<CppModelManager> _modelManager;
305 306 307
    Snapshot _snapshot;
    QMap<QString, QByteArray> _workingCopy;
    Document::Ptr _doc;
308 309

public:
310 311 312 313 314 315
    Process(QPointer<CppModelManager> modelManager,
            Snapshot snapshot,
            const QMap<QString, QByteArray> &workingCopy)
        : _modelManager(modelManager),
          _snapshot(snapshot),
          _workingCopy(workingCopy)
316 317
    { }

318 319 320 321
    LookupContext lookupContext(unsigned line, unsigned column) const
    { return lookupContext(_doc->findSymbolAt(line, column)); }

    LookupContext lookupContext(Symbol *symbol) const
322
    {
323 324 325 326 327 328 329
        LookupContext context(symbol, Document::create("<none>"), _doc, _snapshot);
        return context;
    }

    void operator()(Document::Ptr doc)
    {
        _doc = doc;
330 331
        doc->parse();
        doc->check();
332 333 334 335 336 337 338 339

        if (_workingCopy.contains(doc->fileName())) {
            // check for undefined symbols.

            CheckUndefinedBaseClasses checkUndefinedBaseClasses(doc->control());
            checkUndefinedBaseClasses(doc->translationUnit()->ast(), this);
        }

340 341 342 343 344 345 346
        doc->releaseTranslationUnit();

        if (_modelManager)
            _modelManager->emitDocumentUpdated(doc); // ### TODO: compress
    }
};

347 348 349
LookupContext CheckUndefinedBaseClasses::lookupContext(unsigned line, unsigned column) const
{ return _process->lookupContext(line, column); }

350 351 352 353 354 355 356
} // end of anonymous namespace

void CppPreprocessor::run(const QString &fileName)
{
    QString absoluteFilePath = fileName;
    sourceNeeded(absoluteFilePath, IncludeGlobal, /*line = */ 0);
}
357

358
void CppPreprocessor::resetEnvironment()
359 360 361 362
{
    env.reset();
    m_processed.clear();
}
363

364 365 366 367 368 369 370 371 372 373 374 375 376 377
bool CppPreprocessor::includeFile(const QString &absoluteFilePath, QByteArray *result)
{
    if (absoluteFilePath.isEmpty() || m_included.contains(absoluteFilePath)) {
        return true;
    }

    if (m_workingCopy.contains(absoluteFilePath)) {
        m_included.insert(absoluteFilePath);
        *result = m_workingCopy.value(absoluteFilePath);
        return true;
    }

    QFileInfo fileInfo(absoluteFilePath);
    if (! fileInfo.isFile())
con's avatar
con committed
378
        return false;
379 380 381 382 383 384 385 386 387

    QFile file(absoluteFilePath);
    if (file.open(QFile::ReadOnly)) {
        m_included.insert(absoluteFilePath);
        QTextStream stream(&file);
        const QString contents = stream.readAll();
        *result = contents.toUtf8();
        file.close();
        return true;
con's avatar
con committed
388 389
    }

390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410
    return false;
}

QByteArray CppPreprocessor::tryIncludeFile(QString &fileName, IncludeType type)
{
    QFileInfo fileInfo(fileName);
    if (fileName == QLatin1String(pp_configuration_file) || fileInfo.isAbsolute()) {
        QByteArray contents;
        includeFile(fileName, &contents);
        return contents;
    }

    if (type == IncludeLocal && m_currentDoc) {
        QFileInfo currentFileInfo(m_currentDoc->fileName());
        QString path = currentFileInfo.absolutePath();
        path += QLatin1Char('/');
        path += fileName;
        path = QDir::cleanPath(path);
        QByteArray contents;
        if (includeFile(path, &contents)) {
            fileName = path;
con's avatar
con committed
411 412
            return contents;
        }
413
    }
con's avatar
con committed
414

415 416 417 418 419 420 421 422 423
    foreach (const QString &includePath, m_includePaths) {
        QString path = includePath;
        path += QLatin1Char('/');
        path += fileName;
        path = QDir::cleanPath(path);
        QByteArray contents;
        if (includeFile(path, &contents)) {
            fileName = path;
            return contents;
con's avatar
con committed
424
        }
425
    }
con's avatar
con committed
426

427 428 429 430 431 432 433 434 435 436
    // look in the system include paths
    foreach (const QString &includePath, m_systemIncludePaths) {
        QString path = includePath;
        path += QLatin1Char('/');
        path += fileName;
        path = QDir::cleanPath(path);
        QByteArray contents;
        if (includeFile(path, &contents)) {
            fileName = path;
            return contents;
con's avatar
con committed
437
        }
438 439 440 441 442 443
    }

    int index = fileName.indexOf(QLatin1Char('/'));
    if (index != -1) {
        QString frameworkName = fileName.left(index);
        QString name = fileName.mid(index + 1);
con's avatar
con committed
444

445 446
        foreach (const QString &frameworkPath, m_frameworkPaths) {
            QString path = frameworkPath;
con's avatar
con committed
447
            path += QLatin1Char('/');
448 449 450
            path += frameworkName;
            path += QLatin1String(".framework/Headers/");
            path += name;
451
            path = QDir::cleanPath(path);
con's avatar
con committed
452 453 454 455 456 457
            QByteArray contents;
            if (includeFile(path, &contents)) {
                fileName = path;
                return contents;
            }
        }
458
    }
con's avatar
con committed
459

460 461 462
    QString path = fileName;
    if (path.at(0) != QLatin1Char('/'))
        path.prepend(QLatin1Char('/'));
con's avatar
con committed
463

464 465 466 467 468 469
    foreach (const QString &projectFile, m_projectFiles) {
        if (projectFile.endsWith(path)) {
            fileName = projectFile;
            QByteArray contents;
            includeFile(fileName, &contents);
            return contents;
con's avatar
con committed
470 471 472
        }
    }

473 474 475
    //qDebug() << "**** file" << fileName << "not found!";
    return QByteArray();
}
con's avatar
con committed
476

Roberto Raggi's avatar
Roberto Raggi committed
477
void CppPreprocessor::macroAdded(const Macro &macro)
478 479 480
{
    if (! m_currentDoc)
        return;
con's avatar
con committed
481

Roberto Raggi's avatar
Roberto Raggi committed
482
    m_currentDoc->appendMacro(macro);
483
}
484

485
void CppPreprocessor::startExpandingMacro(unsigned offset,
Roberto Raggi's avatar
Roberto Raggi committed
486
                                          const Macro &macro,
487 488
                                          const QByteArray &originalText,
                                          const QVector<MacroArgumentReference> &actuals)
489 490 491
{
    if (! m_currentDoc)
        return;
492

493
    //qDebug() << "start expanding:" << macro.name << "text:" << originalText;
494
    m_currentDoc->addMacroUse(macro, offset, originalText.length(), actuals);
495
}
496

497
void CppPreprocessor::stopExpandingMacro(unsigned, const Macro &)
498 499 500
{
    if (! m_currentDoc)
        return;
con's avatar
con committed
501

502 503
    //qDebug() << "stop expanding:" << macro.name;
}
con's avatar
con committed
504

505 506 507 508
void CppPreprocessor::mergeEnvironment(Document::Ptr doc)
{
    if (! doc)
        return;
con's avatar
con committed
509

510
    const QString fn = doc->fileName();
con's avatar
con committed
511

512
    if (m_processed.contains(fn))
513
        return;
con's avatar
con committed
514

515
    m_processed.insert(fn);
con's avatar
con committed
516

517
    foreach (const Document::Include &incl, doc->includes()) {
518 519 520
        QString includedFile = incl.fileName();

        if (Document::Ptr includedDoc = snapshot.value(includedFile))
521
            mergeEnvironment(includedDoc);
522 523
        else
            run(includedFile);
Roberto Raggi's avatar
Roberto Raggi committed
524
    }
con's avatar
con committed
525

526
    env.addMacros(doc->definedMacros());
527
}
con's avatar
con committed
528

529 530 531 532 533 534 535 536 537 538 539 540 541 542
void CppPreprocessor::startSkippingBlocks(unsigned offset)
{
    //qDebug() << "start skipping blocks:" << offset;
    if (m_currentDoc)
        m_currentDoc->startSkippingBlocks(offset);
}

void CppPreprocessor::stopSkippingBlocks(unsigned offset)
{
    //qDebug() << "stop skipping blocks:" << offset;
    if (m_currentDoc)
        m_currentDoc->stopSkippingBlocks(offset);
}

543 544
void CppPreprocessor::sourceNeeded(QString &fileName, IncludeType type,
                                   unsigned line)
545 546 547 548 549 550 551
{
    if (fileName.isEmpty())
        return;

    QByteArray contents = tryIncludeFile(fileName, type);

    if (m_currentDoc) {
552
        m_currentDoc->addIncludeFile(fileName, line);
553

554
        if (contents.isEmpty() && ! QFileInfo(fileName).isAbsolute()) {
555 556
            QString msg = QCoreApplication::translate(
                    "CppPreprocessor", "%1: No such file or directory").arg(fileName);
557

558 559 560 561
            Document::DiagnosticMessage d(Document::DiagnosticMessage::Warning,
                                          m_currentDoc->fileName(),
                                          env.currentLine, /*column = */ 0,
                                          msg);
562

563
            m_currentDoc->addDiagnosticMessage(d);
564

565
            //qWarning() << "file not found:" << fileName << m_currentDoc->fileName() << env.current_line;
con's avatar
con committed
566
        }
567
    }
con's avatar
con committed
568

569
    //qDebug() << "parse file:" << fileName << "contents:" << contents.size();
con's avatar
con committed
570

571 572 573 574 575
    Document::Ptr doc = snapshot.value(fileName);
    if (doc) {
        mergeEnvironment(doc);
        return;
    }
con's avatar
con committed
576

577
    doc = Document::create(fileName);
con's avatar
con committed
578

579
    Document::Ptr previousDoc = switchDocument(doc);
con's avatar
con committed
580

Roberto Raggi's avatar
Roberto Raggi committed
581
    const QByteArray preprocessedCode = preprocess(fileName.toUtf8(), contents);
con's avatar
con committed
582

583
    doc->setSource(preprocessedCode);
584 585
    doc->tokenize();
    doc->releaseSource();
586

587
    snapshot.insert(doc->fileName(), doc);
588
    m_todo.remove(fileName);
con's avatar
con committed
589

590
    Process process(m_modelManager, snapshot, m_workingCopy);
591 592

    process(doc);
593 594

    (void) switchDocument(previousDoc);
595
}
con's avatar
con committed
596

597 598 599 600 601 602
Document::Ptr CppPreprocessor::switchDocument(Document::Ptr doc)
{
    Document::Ptr previousDoc = m_currentDoc;
    m_currentDoc = doc;
    return previousDoc;
}
con's avatar
con committed
603 604 605 606 607 608 609 610 611



/*!
    \class CppTools::CppModelManager
    \brief The CppModelManager keeps track of one CppCodeModel instance
           for each project and all related CppCodeModelPart instances.

    It also takes care of updating the code models when C++ files are
612
    modified within Qt Creator.
con's avatar
con committed
613 614
*/

615 616
CppModelManager::CppModelManager(QObject *parent)
    : CppModelManagerInterface(parent)
con's avatar
con committed
617
{
Roberto Raggi's avatar
Roberto Raggi committed
618 619
    m_synchronizer.setCancelOnWait(true);

620
    m_core = Core::ICore::instance(); // FIXME
621 622
    m_dirty = true;

623
    ProjectExplorer::ProjectExplorerPlugin *pe =
624
       ProjectExplorer::ProjectExplorerPlugin::instance();
con's avatar
con committed
625

626
    QTC_ASSERT(pe, return);
con's avatar
con committed
627

628
    ProjectExplorer::SessionManager *session = pe->session();
hjk's avatar
hjk committed
629
    QTC_ASSERT(session, return);
con's avatar
con committed
630

Roberto Raggi's avatar
Roberto Raggi committed
631 632 633 634 635 636
    m_updateEditorSelectionsTimer = new QTimer(this);
    m_updateEditorSelectionsTimer->setInterval(500);
    m_updateEditorSelectionsTimer->setSingleShot(true);
    connect(m_updateEditorSelectionsTimer, SIGNAL(timeout()),
            this, SLOT(updateEditorSelections()));

637 638 639
    connect(session, SIGNAL(projectAdded(ProjectExplorer::Project*)),
            this, SLOT(onProjectAdded(ProjectExplorer::Project*)));

con's avatar
con committed
640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662
    connect(session, SIGNAL(aboutToRemoveProject(ProjectExplorer::Project *)),
            this, SLOT(onAboutToRemoveProject(ProjectExplorer::Project *)));

    connect(session, SIGNAL(sessionUnloaded()),
            this, SLOT(onSessionUnloaded()));

    qRegisterMetaType<CPlusPlus::Document::Ptr>("CPlusPlus::Document::Ptr");

    // thread connections
    connect(this, SIGNAL(documentUpdated(CPlusPlus::Document::Ptr)),
            this, SLOT(onDocumentUpdated(CPlusPlus::Document::Ptr)));

    // Listen for editor closed and opened events so that we can keep track of changing files
    connect(m_core->editorManager(), SIGNAL(editorOpened(Core::IEditor *)),
        this, SLOT(editorOpened(Core::IEditor *)));

    connect(m_core->editorManager(), SIGNAL(editorAboutToClose(Core::IEditor *)),
        this, SLOT(editorAboutToClose(Core::IEditor *)));
}

CppModelManager::~CppModelManager()
{ }

663
Snapshot CppModelManager::snapshot() const
664
{
665
    QMutexLocker locker(&protectSnapshot);
666 667
    return m_snapshot;
}
con's avatar
con committed
668

669 670 671 672 673 674
void CppModelManager::ensureUpdated()
{
    QMutexLocker locker(&mutex);
    if (! m_dirty)
        return;

675 676 677 678
    m_projectFiles = internalProjectFiles();
    m_includePaths = internalIncludePaths();
    m_frameworkPaths = internalFrameworkPaths();
    m_definedMacros = internalDefinedMacros();
679 680 681
    m_dirty = false;
}

682
QStringList CppModelManager::internalProjectFiles() const
con's avatar
con committed
683 684 685 686 687 688 689 690
{
    QStringList files;
    QMapIterator<ProjectExplorer::Project *, ProjectInfo> it(m_projects);
    while (it.hasNext()) {
        it.next();
        ProjectInfo pinfo = it.value();
        files += pinfo.sourceFiles;
    }
691
    files.removeDuplicates();
con's avatar
con committed
692 693 694
    return files;
}

695
QStringList CppModelManager::internalIncludePaths() const
con's avatar
con committed
696 697 698 699 700 701 702 703
{
    QStringList includePaths;
    QMapIterator<ProjectExplorer::Project *, ProjectInfo> it(m_projects);
    while (it.hasNext()) {
        it.next();
        ProjectInfo pinfo = it.value();
        includePaths += pinfo.includePaths;
    }
704
    includePaths.removeDuplicates();
con's avatar
con committed
705 706 707
    return includePaths;
}

708
QStringList CppModelManager::internalFrameworkPaths() const
con's avatar
con committed
709 710 711 712 713 714 715 716
{
    QStringList frameworkPaths;
    QMapIterator<ProjectExplorer::Project *, ProjectInfo> it(m_projects);
    while (it.hasNext()) {
        it.next();
        ProjectInfo pinfo = it.value();
        frameworkPaths += pinfo.frameworkPaths;
    }
717
    frameworkPaths.removeDuplicates();
con's avatar
con committed
718 719 720
    return frameworkPaths;
}

721
QByteArray CppModelManager::internalDefinedMacros() const
con's avatar
con committed
722 723 724 725 726 727 728 729 730 731 732
{
    QByteArray macros;
    QMapIterator<ProjectExplorer::Project *, ProjectInfo> it(m_projects);
    while (it.hasNext()) {
        it.next();
        ProjectInfo pinfo = it.value();
        macros += pinfo.defines;
    }
    return macros;
}

733 734 735 736 737 738 739 740 741 742
void CppModelManager::addEditorSupport(AbstractEditorSupport *editorSupport)
{
    m_addtionalEditorSupport.insert(editorSupport);
}

void CppModelManager::removeEditorSupport(AbstractEditorSupport *editorSupport)
{
    m_addtionalEditorSupport.remove(editorSupport);
}

743
QMap<QString, QByteArray> CppModelManager::buildWorkingCopyList()
con's avatar
con committed
744 745 746 747 748 749 750 751
{
    QMap<QString, QByteArray> workingCopy;
    QMapIterator<TextEditor::ITextEditor *, CppEditorSupport *> it(m_editorSupport);
    while (it.hasNext()) {
        it.next();
        TextEditor::ITextEditor *textEditor = it.key();
        CppEditorSupport *editorSupport = it.value();
        QString fileName = textEditor->file()->fileName();
752
        workingCopy[fileName] = editorSupport->contents();
con's avatar
con committed
753 754
    }

755 756 757 758 759 760
    QSetIterator<AbstractEditorSupport *> jt(m_addtionalEditorSupport);
    while (jt.hasNext()) {
        AbstractEditorSupport *es =  jt.next();
        workingCopy[es->fileName()] = es->contents();
    }

con's avatar
con committed
761 762 763 764 765 766 767 768 769 770 771
    // add the project configuration file
    QByteArray conf(pp_configuration);
    conf += definedMacros();
    workingCopy[pp_configuration_file] = conf;

    return workingCopy;
}

void CppModelManager::updateSourceFiles(const QStringList &sourceFiles)
{ (void) refreshSourceFiles(sourceFiles); }

772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793
QList<CppModelManager::ProjectInfo> CppModelManager::projectInfos() const
{
    QMutexLocker locker(&mutex);

    return m_projects.values();
}

CppModelManager::ProjectInfo CppModelManager::projectInfo(ProjectExplorer::Project *project) const
{
    QMutexLocker locker(&mutex);

    return m_projects.value(project, ProjectInfo(project));
}

void CppModelManager::updateProjectInfo(const ProjectInfo &pinfo)
{
    QMutexLocker locker(&mutex);

    if (! pinfo.isValid())
        return;

    m_projects.insert(pinfo.project, pinfo);
794
    m_dirty = true;
795
}
con's avatar
con committed
796 797 798

QFuture<void> CppModelManager::refreshSourceFiles(const QStringList &sourceFiles)
{
799
    if (! sourceFiles.isEmpty() && qgetenv("QTCREATOR_NO_CODE_INDEXER").isNull()) {
con's avatar
con committed
800 801
        const QMap<QString, QByteArray> workingCopy = buildWorkingCopyList();

802 803 804 805 806 807 808 809
        CppPreprocessor *preproc = new CppPreprocessor(this);
        preproc->setProjectFiles(projectFiles());
        preproc->setIncludePaths(includePaths());
        preproc->setFrameworkPaths(frameworkPaths());
        preproc->setWorkingCopy(workingCopy);

        QFuture<void> result = QtConcurrent::run(&CppModelManager::parse,
                                                 preproc, sourceFiles);
con's avatar
con committed
810

Roberto Raggi's avatar
Roberto Raggi committed
811 812 813 814 815 816 817 818 819 820 821
        if (m_synchronizer.futures().size() > 10) {
            QList<QFuture<void> > futures = m_synchronizer.futures();

            m_synchronizer.clearFutures();

            foreach (QFuture<void> future, futures) {
                if (! (future.isFinished() || future.isCanceled()))
                    m_synchronizer.addFuture(future);
            }
        }

Roberto Raggi's avatar
Roberto Raggi committed
822 823
        m_synchronizer.addFuture(result);

con's avatar
con committed
824 825 826
        if (sourceFiles.count() > 1) {
            m_core->progressManager()->addTask(result, tr("Indexing"),
                            CppTools::Constants::TASK_INDEX,
827
                            Core::ProgressManager::CloseOnSuccess);
con's avatar
con committed
828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845
        }
        return result;
    }
    return QFuture<void>();
}

/*!
    \fn    void CppModelManager::editorOpened(Core::IEditor *editor)
    \brief If a C++ editor is opened, the model manager listens to content changes
           in order to update the CppCodeModel accordingly. It also updates the
           CppCodeModel for the first time with this editor.

    \sa    void CppModelManager::editorContentsChanged()
 */
void CppModelManager::editorOpened(Core::IEditor *editor)
{
    if (isCppEditor(editor)) {
        TextEditor::ITextEditor *textEditor = qobject_cast<TextEditor::ITextEditor *>(editor);
hjk's avatar
hjk committed
846
        QTC_ASSERT(textEditor, return);
con's avatar
con committed
847 848 849 850 851 852 853 854 855 856 857

        CppEditorSupport *editorSupport = new CppEditorSupport(this);
        editorSupport->setTextEditor(textEditor);
        m_editorSupport[textEditor] = editorSupport;
    }
}

void CppModelManager::editorAboutToClose(Core::IEditor *editor)
{
    if (isCppEditor(editor)) {
        TextEditor::ITextEditor *textEditor = qobject_cast<TextEditor::ITextEditor *>(editor);
hjk's avatar
hjk committed
858
        QTC_ASSERT(textEditor, return);
con's avatar
con committed
859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878

        CppEditorSupport *editorSupport = m_editorSupport.value(textEditor);
        m_editorSupport.remove(textEditor);
        delete editorSupport;
    }
}

bool CppModelManager::isCppEditor(Core::IEditor *editor) const
{
    Core::UniqueIDManager *uidm = m_core->uniqueIDManager();
    const int uid = uidm->uniqueIdentifier(ProjectExplorer::Constants::LANG_CXX);
    return editor->context().contains(uid);
}

void CppModelManager::emitDocumentUpdated(Document::Ptr doc)
{ emit documentUpdated(doc); }

void CppModelManager::onDocumentUpdated(Document::Ptr doc)
{
    const QString fileName = doc->fileName();
879 880 881 882 883

    protectSnapshot.lock();
    m_snapshot.insert(doc);
    protectSnapshot.unlock();

con's avatar
con committed
884 885 886 887 888 889 890 891 892 893 894 895 896
    QList<Core::IEditor *> openedEditors = m_core->editorManager()->openedEditors();
    foreach (Core::IEditor *editor, openedEditors) {
        if (editor->file()->fileName() == fileName) {
            TextEditor::ITextEditor *textEditor = qobject_cast<TextEditor::ITextEditor *>(editor);
            if (! textEditor)
                continue;

            TextEditor::BaseTextEditor *ed = qobject_cast<TextEditor::BaseTextEditor *>(textEditor->widget());
            if (! ed)
                continue;

            QList<TextEditor::BaseTextEditor::BlockRange> blockRanges;

897
            foreach (const Document::Block &block, doc->skippedBlocks()) {
con's avatar
con committed
898 899 900 901 902
                blockRanges.append(TextEditor::BaseTextEditor::BlockRange(block.begin(), block.end()));
            }

            QList<QTextEdit::ExtraSelection> selections;

903 904 905 906 907 908
#ifdef QTCREATOR_WITH_MACRO_HIGHLIGHTING
            // set up the format for the macros
            QTextCharFormat macroFormat;
            macroFormat.setUnderlineStyle(QTextCharFormat::SingleUnderline);

            QTextCursor c = ed->textCursor();
909
            foreach (const Document::MacroUse &block, doc->macroUses()) {
910 911 912 913 914 915 916 917 918
                QTextEdit::ExtraSelection sel;
                sel.cursor = c;
                sel.cursor.setPosition(block.begin());
                sel.cursor.setPosition(block.end(), QTextCursor::KeepAnchor);
                sel.format = macroFormat;
                selections.append(sel);
            }
#endif // QTCREATOR_WITH_MACRO_HIGHLIGHTING

con's avatar
con committed
919 920 921 922 923 924 925 926 927 928
            // set up the format for the errors
            QTextCharFormat errorFormat;
            errorFormat.setUnderlineStyle(QTextCharFormat::WaveUnderline);
            errorFormat.setUnderlineColor(Qt::red);

            // set up the format for the warnings.
            QTextCharFormat warningFormat;
            warningFormat.setUnderlineStyle(QTextCharFormat::WaveUnderline);
            warningFormat.setUnderlineColor(Qt::darkYellow);

929
#ifdef QTCREATOR_WITH_ADVANCED_HIGHLIGHTER
930
            QSet<QPair<unsigned, unsigned> > lines;
931
            foreach (const Document::DiagnosticMessage &m, doc->diagnosticMessages()) {
con's avatar
con committed
932 933
                if (m.fileName() != fileName)
                    continue;
934 935 936 937

                const QPair<unsigned, unsigned> coordinates = qMakePair(m.line(), m.column());

                if (lines.contains(coordinates))
con's avatar
con committed
938 939
                    continue;

940
                lines.insert(coordinates);
con's avatar
con committed
941 942 943 944 945 946 947 948

                QTextEdit::ExtraSelection sel;
                if (m.isWarning())
                    sel.format = warningFormat;
                else
                    sel.format = errorFormat;

                QTextCursor c(ed->document()->findBlockByNumber(m.line() - 1));
949 950 951 952 953 954 955 956 957 958 959 960 961 962

                // ### check for generated tokens.

                int column = m.column();

                if (column > c.block().length()) {
                    column = 0;

                    const QString text = c.block().text();
                    for (int i = 0; i < text.size(); ++i) {
                        if (! text.at(i).isSpace()) {
                            ++column;
                            break;
                        }
con's avatar
con committed
963 964
                    }
                }
965 966 967 968 969 970

                if (column != 0)
                    --column;

                c.setPosition(c.position() + column);
                c.movePosition(QTextCursor::EndOfWord, QTextCursor::KeepAnchor);
con's avatar
con committed
971 972 973
                sel.cursor = c;
                selections.append(sel);
            }
974 975 976 977 978 979 980 981 982
#else
            QSet<int> lines;
            foreach (const Document::DiagnosticMessage &m, doc->diagnosticMessages()) {
                if (m.fileName() != fileName)
                    continue;
                else if (lines.contains(m.line()))
                    continue;

                lines.insert(m.line());
Roberto Raggi's avatar
Roberto Raggi committed
983

984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002
                QTextEdit::ExtraSelection sel;
                if (m.isWarning())
                    sel.format = warningFormat;
                else
                    sel.format = errorFormat;

                QTextCursor c(ed->document()->findBlockByNumber(m.line() - 1));
                const QString text = c.block().text();
                for (int i = 0; i < text.size(); ++i) {
                    if (! text.at(i).isSpace()) {
                        c.setPosition(c.position() + i);
                        break;
                    }
                }
                c.movePosition(QTextCursor::EndOfBlock, QTextCursor::KeepAnchor);
                sel.cursor = c;
                selections.append(sel);
            }
#endif
Roberto Raggi's avatar
Roberto Raggi committed
1003
            QList<Editor> todo;
1004
            foreach (const Editor &e, todo) {
1005
                if (e.textEditor != textEditor)
Roberto Raggi's avatar
Roberto Raggi committed
1006 1007 1008 1009
                    todo.append(e);
            }

            Editor e;
1010
            e.textEditor = textEditor;
Roberto Raggi's avatar
Roberto Raggi committed
1011
            e.selections = selections;
1012
            e.ifdefedOutBlocks = blockRanges;
Roberto Raggi's avatar
Roberto Raggi committed
1013 1014 1015
            todo.append(e);
            m_todo = todo;
            postEditorUpdate();
con's avatar
con committed
1016 1017 1018 1019 1020
            break;
        }
    }
}

Roberto Raggi's avatar
Roberto Raggi committed
1021 1022 1023 1024 1025 1026 1027
void CppModelManager::postEditorUpdate()
{
    m_updateEditorSelectionsTimer->start(500);
}

void CppModelManager::updateEditorSelections()
{
1028
    foreach (const Editor &ed, m_todo) {
1029
        if (! ed.textEditor)
Roberto Raggi's avatar
Roberto Raggi committed
1030 1031
            continue;

1032 1033 1034 1035 1036 1037 1038
        TextEditor::ITextEditor *textEditor = ed.textEditor;
        TextEditor::BaseTextEditor *editor = qobject_cast<TextEditor::BaseTextEditor *>(textEditor->widget());
        if (! editor)
            continue;

        editor->setExtraSelections(TextEditor::BaseTextEditor::CodeWarningsSelection,
                                   ed.selections);
1039

1040
        editor->setIfdefedOutBlocks(ed.ifdefedOutBlocks);
Roberto Raggi's avatar
Roberto Raggi committed
1041 1042 1043
    }

    m_todo.clear();
1044

Roberto Raggi's avatar
Roberto Raggi committed
1045 1046
}

1047 1048
void CppModelManager::onProjectAdded(ProjectExplorer::Project *)
{
1049
    QMutexLocker locker(&mutex);
1050 1051 1052
    m_dirty = true;
}

con's avatar
con committed
1053 1054
void CppModelManager::onAboutToRemoveProject(ProjectExplorer::Project *project)
{
1055 1056 1057 1058 1059 1060
    do {
        QMutexLocker locker(&mutex);
        m_dirty = true;
        m_projects.remove(project);
    } while (0);

con's avatar
con committed
1061 1062 1063 1064 1065
    GC();
}

void CppModelManager::onSessionUnloaded()
{
1066
    if (m_core->progressManager()) {
con's avatar
con committed
1067
        m_core->progressManager()->cancelTasks(CppTools::Constants::TASK_INDEX);
1068
    }
1069 1070 1071 1072 1073 1074 1075 1076

    do {
        QMutexLocker locker(&mutex);
        m_projects.clear();
        m_dirty = true;
    } while (0);

    GC();
con's avatar
con committed
1077 1078 1079
}

void CppModelManager::parse(QFutureInterface<void> &future,
1080 1081
                            CppPreprocessor *preproc,
                            QStringList files)
con's avatar
con committed
1082
{
1083 1084 1085
    if (files.isEmpty())
        return;

1086 1087 1088 1089 1090
    Core::MimeDatabase *db = Core::ICore::instance()->mimeDatabase();
    QStringList headers, sources;
    Core::MimeType cSourceTy = db->findByType(QLatin1String("text/x-csrc"));
    Core::MimeType cppSourceTy = db->findByType(QLatin1String("text/x-c++src"));

Roberto Raggi's avatar
Roberto Raggi committed
1091 1092 1093
    Core::MimeType cHeaderTy = db->findByType(QLatin1String("text/x-hdr"));
    Core::MimeType cppHeaderTy = db->findByType(QLatin1String("text/x-c++hdr"));

1094 1095 1096 1097 1098 1099
    foreach (const QString &file, files) {
        const QFileInfo fileInfo(file);

        if (cSourceTy.matchesFile(fileInfo) || cppSourceTy.matchesFile(fileInfo))
            sources.append(file);

Roberto Raggi's avatar
Roberto Raggi committed
1100
        else if (cHeaderTy.matchesFile(fileInfo) || cppHeaderTy.matchesFile(fileInfo))
1101 1102 1103 1104
            headers.append(file);
    }

    foreach (const QString &file, files) {
1105 1106
        preproc->snapshot.remove(file);
    }
1107

1108 1109 1110
    files = sources;
    files += headers;

1111 1112
    preproc->setTodo(files);

con's avatar
con committed
1113 1114 1115 1116
    future.setProgressRange(0, files.size());

    QString conf = QLatin1String(pp_configuration_file);

1117 1118
    bool processingHeaders = false;

con's avatar
con committed
1119 1120 1121 1122 1123 1124 1125
    for (int i = 0; i < files.size(); ++i) {
        if (future.isPaused())
            future.waitForResume();

        if (future.isCanceled())
            break;

Roberto Raggi's avatar
Cleanup  
Roberto Raggi committed
1126 1127
        // Change the priority of the background parser thread to idle.
        QThread::currentThread()->setPriority(QThread::IdlePriority);
con's avatar
con committed
1128 1129

        QString fileName = files.at(i);
1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143

        bool isSourceFile = false;
        if (cppSourceTy.matchesFile(fileName) || cSourceTy.matchesFile(fileName))
            isSourceFile = true;

        if (isSourceFile)
            (void) preproc->run(conf);

        else if (! processingHeaders) {
            (void) preproc->run(conf);

            processingHeaders = true;
        }

1144
        preproc->run(fileName);
con's avatar
con committed
1145

1146 1147
        future.setProgressValue(files.size() - preproc->todo().size());

1148 1149 1150
        if (isSourceFile)