cppmodelmanager.cpp 34.7 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>
Roberto Raggi's avatar
Roberto Raggi committed
31
#include <cplusplus/CppBindings.h>
con's avatar
con committed
32
33
34
35
36

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

37
38
#include <functional>
#include <QtConcurrentRun>
Roberto Raggi's avatar
Roberto Raggi committed
39
#include <QFutureSynchronizer>
con's avatar
con committed
40
#include <qtconcurrent/runextensions.h>
41

con's avatar
con committed
42
43
44
45
46
47
48
49
50
51
#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>
52
#include <coreplugin/mimedatabase.h>
con's avatar
con committed
53
#include <coreplugin/editormanager/editormanager.h>
54
#include <coreplugin/progressmanager/progressmanager.h>
con's avatar
con committed
55

hjk's avatar
hjk committed
56
57
#include <utils/qtcassert.h>

con's avatar
con committed
58
59
60
61
62
63
64
65
66
#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>
67
68
#include <ASTVisitor.h>
#include <PrettyPrinter.h>
con's avatar
con committed
69
70
71
#include <Lexer.h>
#include <Token.h>

72
73
#include <cplusplus/LookupContext.h>

74
#include <QtCore/QCoreApplication>
hjk's avatar
hjk committed
75
76
77
#include <QtCore/QDebug>
#include <QtCore/QMutexLocker>
#include <QtCore/QTime>
Roberto Raggi's avatar
Roberto Raggi committed
78
#include <QtCore/QTimer>
79
#include <QtConcurrentMap>
80
81
#include <iostream>
#include <sstream>
hjk's avatar
hjk committed
82

83
84
using namespace CppTools;
using namespace CppTools::Internal;
con's avatar
con committed
85
86
using namespace CPlusPlus;

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
126
#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
127
#endif // QTCREATOR_WITH_DUMP_AST
128

con's avatar
con committed
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
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"

148
149
150
151
    "#define __complex__\n"
    "#define __imag__\n"
    "#define __real__\n"

con's avatar
con committed
152
153
154
155
156
157
158
159
160
161
162
163
    // ### 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";

164
165
166
namespace CppTools {
namespace Internal {

167
class CppPreprocessor: public CPlusPlus::Client
con's avatar
con committed
168
169
{
public:
170
    CppPreprocessor(QPointer<CppModelManager> modelManager);
Roberto Raggi's avatar
Roberto Raggi committed
171
    virtual ~CppPreprocessor();
con's avatar
con committed
172

173
174
175
176
    void setWorkingCopy(const QMap<QString, QByteArray> &workingCopy);
    void setIncludePaths(const QStringList &includePaths);
    void setFrameworkPaths(const QStringList &frameworkPaths);
    void setProjectFiles(const QStringList &files);
177
178
    void setTodo(const QStringList &files);

179
    void run(const QString &fileName);
con's avatar
con committed
180

181
182
    void resetEnvironment();

183
184
185
    const QSet<QString> &todo() const
    { return m_todo; }

186
187
188
public: // attributes
    Snapshot snapshot;

189
190
protected:
    CPlusPlus::Document::Ptr switchDocument(CPlusPlus::Document::Ptr doc);
con's avatar
con committed
191

192
193
    bool includeFile(const QString &absoluteFilePath, QByteArray *result);
    QByteArray tryIncludeFile(QString &fileName, IncludeType type);
con's avatar
con committed
194

195
    void mergeEnvironment(CPlusPlus::Document::Ptr doc);
con's avatar
con committed
196

Roberto Raggi's avatar
Roberto Raggi committed
197
    virtual void macroAdded(const Macro &macro);
198
    virtual void startExpandingMacro(unsigned offset,
199
                                     const Macro &macro,
200
201
                                     const QByteArray &originalText,
                                     const QVector<MacroArgumentReference> &actuals);
202
    virtual void stopExpandingMacro(unsigned offset, const Macro &macro);
203
204
    virtual void startSkippingBlocks(unsigned offset);
    virtual void stopSkippingBlocks(unsigned offset);
205
206
    virtual void sourceNeeded(QString &fileName, IncludeType type,
                              unsigned line);
con's avatar
con committed
207

208
209
private:
    QPointer<CppModelManager> m_modelManager;
210
    Environment env;
Roberto Raggi's avatar
Roberto Raggi committed
211
    Preprocessor preprocess;
212
213
214
215
216
217
    QStringList m_includePaths;
    QStringList m_systemIncludePaths;
    QMap<QString, QByteArray> m_workingCopy;
    QStringList m_projectFiles;
    QStringList m_frameworkPaths;
    QSet<QString> m_included;
218
    Document::Ptr m_currentDoc;
219
    QSet<QString> m_todo;
220
    QSet<QString> m_processed;
221
};
con's avatar
con committed
222

223
224
} // namespace Internal
} // namespace CppTools
225

226
CppPreprocessor::CppPreprocessor(QPointer<CppModelManager> modelManager)
227
228
    : snapshot(modelManager->snapshot()),
      m_modelManager(modelManager),
Roberto Raggi's avatar
Roberto Raggi committed
229
      preprocess(this, &env)
230
{ }
Roberto Raggi's avatar
Roberto Raggi committed
231
232

CppPreprocessor::~CppPreprocessor()
233
{ }
con's avatar
con committed
234

235
236
void CppPreprocessor::setWorkingCopy(const QMap<QString, QByteArray> &workingCopy)
{ m_workingCopy = workingCopy; }
con's avatar
con committed
237

238
239
240
241
242
void CppPreprocessor::setIncludePaths(const QStringList &includePaths)
{ m_includePaths = includePaths; }

void CppPreprocessor::setFrameworkPaths(const QStringList &frameworkPaths)
{ m_frameworkPaths = frameworkPaths; }
con's avatar
con committed
243

244
245
246
void CppPreprocessor::setProjectFiles(const QStringList &files)
{ m_projectFiles = files; }

247
248
249
void CppPreprocessor::setTodo(const QStringList &files)
{ m_todo = QSet<QString>::fromList(files); }

250
251
252

namespace {

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
302
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;
};

303
class Process: public std::unary_function<Document::Ptr, void>
304
305
{
    QPointer<CppModelManager> _modelManager;
306
307
308
    Snapshot _snapshot;
    QMap<QString, QByteArray> _workingCopy;
    Document::Ptr _doc;
309
310

public:
311
312
313
314
315
316
    Process(QPointer<CppModelManager> modelManager,
            Snapshot snapshot,
            const QMap<QString, QByteArray> &workingCopy)
        : _modelManager(modelManager),
          _snapshot(snapshot),
          _workingCopy(workingCopy)
317
318
    { }

319
320
321
322
    LookupContext lookupContext(unsigned line, unsigned column) const
    { return lookupContext(_doc->findSymbolAt(line, column)); }

    LookupContext lookupContext(Symbol *symbol) const
323
    {
324
325
326
327
328
329
330
        LookupContext context(symbol, Document::create("<none>"), _doc, _snapshot);
        return context;
    }

    void operator()(Document::Ptr doc)
    {
        _doc = doc;
331
332
        doc->parse();
        doc->check();
333
334

        if (_workingCopy.contains(doc->fileName())) {
Roberto Raggi's avatar
Roberto Raggi committed
335
336
337
338
            // run the binding pass
            NamespaceBindingPtr ns = bind(doc, _snapshot);
            Q_UNUSED(ns);

339
340
341
342
343
344
            // check for undefined symbols.

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

345
346
347
348
349
350
351
        doc->releaseTranslationUnit();

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

352
353
354
LookupContext CheckUndefinedBaseClasses::lookupContext(unsigned line, unsigned column) const
{ return _process->lookupContext(line, column); }

355
356
357
358
359
360
361
} // end of anonymous namespace

void CppPreprocessor::run(const QString &fileName)
{
    QString absoluteFilePath = fileName;
    sourceNeeded(absoluteFilePath, IncludeGlobal, /*line = */ 0);
}
362

363
void CppPreprocessor::resetEnvironment()
364
365
366
367
{
    env.reset();
    m_processed.clear();
}
368

369
370
371
372
373
374
375
376
377
378
379
380
381
382
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
383
        return false;
384
385
386
387
388
389
390
391
392

    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
393
394
    }

395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
    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
416
417
            return contents;
        }
418
    }
con's avatar
con committed
419

420
421
422
423
424
425
426
427
428
    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
429
        }
430
    }
con's avatar
con committed
431

432
433
434
435
436
437
438
439
440
441
    // 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
442
        }
443
444
445
446
447
448
    }

    int index = fileName.indexOf(QLatin1Char('/'));
    if (index != -1) {
        QString frameworkName = fileName.left(index);
        QString name = fileName.mid(index + 1);
con's avatar
con committed
449

450
451
        foreach (const QString &frameworkPath, m_frameworkPaths) {
            QString path = frameworkPath;
con's avatar
con committed
452
            path += QLatin1Char('/');
453
454
455
            path += frameworkName;
            path += QLatin1String(".framework/Headers/");
            path += name;
456
            path = QDir::cleanPath(path);
con's avatar
con committed
457
458
459
460
461
462
            QByteArray contents;
            if (includeFile(path, &contents)) {
                fileName = path;
                return contents;
            }
        }
463
    }
con's avatar
con committed
464

465
466
467
    QString path = fileName;
    if (path.at(0) != QLatin1Char('/'))
        path.prepend(QLatin1Char('/'));
con's avatar
con committed
468

469
470
471
472
473
474
    foreach (const QString &projectFile, m_projectFiles) {
        if (projectFile.endsWith(path)) {
            fileName = projectFile;
            QByteArray contents;
            includeFile(fileName, &contents);
            return contents;
con's avatar
con committed
475
476
477
        }
    }

478
479
480
    //qDebug() << "**** file" << fileName << "not found!";
    return QByteArray();
}
con's avatar
con committed
481

Roberto Raggi's avatar
Roberto Raggi committed
482
void CppPreprocessor::macroAdded(const Macro &macro)
483
484
485
{
    if (! m_currentDoc)
        return;
con's avatar
con committed
486

Roberto Raggi's avatar
Roberto Raggi committed
487
    m_currentDoc->appendMacro(macro);
488
}
489

490
void CppPreprocessor::startExpandingMacro(unsigned offset,
Roberto Raggi's avatar
Roberto Raggi committed
491
                                          const Macro &macro,
492
493
                                          const QByteArray &originalText,
                                          const QVector<MacroArgumentReference> &actuals)
494
495
496
{
    if (! m_currentDoc)
        return;
497

498
    //qDebug() << "start expanding:" << macro.name << "text:" << originalText;
499
    m_currentDoc->addMacroUse(macro, offset, originalText.length(), actuals);
500
}
501

502
void CppPreprocessor::stopExpandingMacro(unsigned, const Macro &)
503
504
505
{
    if (! m_currentDoc)
        return;
con's avatar
con committed
506

507
508
    //qDebug() << "stop expanding:" << macro.name;
}
con's avatar
con committed
509

510
511
512
513
void CppPreprocessor::mergeEnvironment(Document::Ptr doc)
{
    if (! doc)
        return;
con's avatar
con committed
514

515
    const QString fn = doc->fileName();
con's avatar
con committed
516

517
    if (m_processed.contains(fn))
518
        return;
con's avatar
con committed
519

520
    m_processed.insert(fn);
con's avatar
con committed
521

522
    foreach (const Document::Include &incl, doc->includes()) {
523
524
525
        QString includedFile = incl.fileName();

        if (Document::Ptr includedDoc = snapshot.value(includedFile))
526
            mergeEnvironment(includedDoc);
527
528
        else
            run(includedFile);
Roberto Raggi's avatar
Roberto Raggi committed
529
    }
con's avatar
con committed
530

531
    env.addMacros(doc->definedMacros());
532
}
con's avatar
con committed
533

534
535
536
537
538
539
540
541
542
543
544
545
546
547
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);
}

548
549
void CppPreprocessor::sourceNeeded(QString &fileName, IncludeType type,
                                   unsigned line)
550
551
552
553
554
555
556
{
    if (fileName.isEmpty())
        return;

    QByteArray contents = tryIncludeFile(fileName, type);

    if (m_currentDoc) {
557
        m_currentDoc->addIncludeFile(fileName, line);
558

559
        if (contents.isEmpty() && ! QFileInfo(fileName).isAbsolute()) {
560
561
            QString msg = QCoreApplication::translate(
                    "CppPreprocessor", "%1: No such file or directory").arg(fileName);
562

563
564
565
566
            Document::DiagnosticMessage d(Document::DiagnosticMessage::Warning,
                                          m_currentDoc->fileName(),
                                          env.currentLine, /*column = */ 0,
                                          msg);
567

568
            m_currentDoc->addDiagnosticMessage(d);
569

570
            //qWarning() << "file not found:" << fileName << m_currentDoc->fileName() << env.current_line;
con's avatar
con committed
571
        }
572
    }
con's avatar
con committed
573

574
    //qDebug() << "parse file:" << fileName << "contents:" << contents.size();
con's avatar
con committed
575

576
577
578
579
580
    Document::Ptr doc = snapshot.value(fileName);
    if (doc) {
        mergeEnvironment(doc);
        return;
    }
con's avatar
con committed
581

582
    doc = Document::create(fileName);
con's avatar
con committed
583

584
    Document::Ptr previousDoc = switchDocument(doc);
con's avatar
con committed
585

Roberto Raggi's avatar
Roberto Raggi committed
586
    const QByteArray preprocessedCode = preprocess(fileName.toUtf8(), contents);
con's avatar
con committed
587

588
    doc->setSource(preprocessedCode);
589
590
    doc->tokenize();
    doc->releaseSource();
591

592
    snapshot.insert(doc->fileName(), doc);
593
    m_todo.remove(fileName);
con's avatar
con committed
594

595
    Process process(m_modelManager, snapshot, m_workingCopy);
596
597

    process(doc);
598
599

    (void) switchDocument(previousDoc);
600
}
con's avatar
con committed
601

602
603
604
605
606
607
Document::Ptr CppPreprocessor::switchDocument(Document::Ptr doc)
{
    Document::Ptr previousDoc = m_currentDoc;
    m_currentDoc = doc;
    return previousDoc;
}
con's avatar
con committed
608
609
610
611
612
613
614
615
616



/*!
    \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
617
    modified within Qt Creator.
con's avatar
con committed
618
619
*/

620
621
CppModelManager::CppModelManager(QObject *parent)
    : CppModelManagerInterface(parent)
con's avatar
con committed
622
{
Roberto Raggi's avatar
Roberto Raggi committed
623
624
    m_synchronizer.setCancelOnWait(true);

625
    m_core = Core::ICore::instance(); // FIXME
626
627
    m_dirty = true;

628
    ProjectExplorer::ProjectExplorerPlugin *pe =
629
       ProjectExplorer::ProjectExplorerPlugin::instance();
con's avatar
con committed
630

631
    QTC_ASSERT(pe, return);
con's avatar
con committed
632

633
    ProjectExplorer::SessionManager *session = pe->session();
hjk's avatar
hjk committed
634
    QTC_ASSERT(session, return);
con's avatar
con committed
635

Roberto Raggi's avatar
Roberto Raggi committed
636
637
638
639
640
641
    m_updateEditorSelectionsTimer = new QTimer(this);
    m_updateEditorSelectionsTimer->setInterval(500);
    m_updateEditorSelectionsTimer->setSingleShot(true);
    connect(m_updateEditorSelectionsTimer, SIGNAL(timeout()),
            this, SLOT(updateEditorSelections()));

642
643
644
    connect(session, SIGNAL(projectAdded(ProjectExplorer::Project*)),
            this, SLOT(onProjectAdded(ProjectExplorer::Project*)));

con's avatar
con committed
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
    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()
{ }

668
Snapshot CppModelManager::snapshot() const
669
{
670
    QMutexLocker locker(&protectSnapshot);
671
672
    return m_snapshot;
}
con's avatar
con committed
673

674
675
676
677
678
679
void CppModelManager::ensureUpdated()
{
    QMutexLocker locker(&mutex);
    if (! m_dirty)
        return;

680
681
682
683
    m_projectFiles = internalProjectFiles();
    m_includePaths = internalIncludePaths();
    m_frameworkPaths = internalFrameworkPaths();
    m_definedMacros = internalDefinedMacros();
684
685
686
    m_dirty = false;
}

687
QStringList CppModelManager::internalProjectFiles() const
con's avatar
con committed
688
689
690
691
692
693
694
695
{
    QStringList files;
    QMapIterator<ProjectExplorer::Project *, ProjectInfo> it(m_projects);
    while (it.hasNext()) {
        it.next();
        ProjectInfo pinfo = it.value();
        files += pinfo.sourceFiles;
    }
696
    files.removeDuplicates();
con's avatar
con committed
697
698
699
    return files;
}

700
QStringList CppModelManager::internalIncludePaths() const
con's avatar
con committed
701
702
703
704
705
706
707
708
{
    QStringList includePaths;
    QMapIterator<ProjectExplorer::Project *, ProjectInfo> it(m_projects);
    while (it.hasNext()) {
        it.next();
        ProjectInfo pinfo = it.value();
        includePaths += pinfo.includePaths;
    }
709
    includePaths.removeDuplicates();
con's avatar
con committed
710
711
712
    return includePaths;
}

713
QStringList CppModelManager::internalFrameworkPaths() const
con's avatar
con committed
714
715
716
717
718
719
720
721
{
    QStringList frameworkPaths;
    QMapIterator<ProjectExplorer::Project *, ProjectInfo> it(m_projects);
    while (it.hasNext()) {
        it.next();
        ProjectInfo pinfo = it.value();
        frameworkPaths += pinfo.frameworkPaths;
    }
722
    frameworkPaths.removeDuplicates();
con's avatar
con committed
723
724
725
    return frameworkPaths;
}

726
QByteArray CppModelManager::internalDefinedMacros() const
con's avatar
con committed
727
728
729
730
731
732
733
734
735
736
737
{
    QByteArray macros;
    QMapIterator<ProjectExplorer::Project *, ProjectInfo> it(m_projects);
    while (it.hasNext()) {
        it.next();
        ProjectInfo pinfo = it.value();
        macros += pinfo.defines;
    }
    return macros;
}

738
739
740
741
742
743
744
745
746
747
void CppModelManager::addEditorSupport(AbstractEditorSupport *editorSupport)
{
    m_addtionalEditorSupport.insert(editorSupport);
}

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

748
QMap<QString, QByteArray> CppModelManager::buildWorkingCopyList()
con's avatar
con committed
749
750
751
752
753
754
755
756
{
    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();
757
        workingCopy[fileName] = editorSupport->contents();
con's avatar
con committed
758
759
    }

760
761
762
763
764
765
    QSetIterator<AbstractEditorSupport *> jt(m_addtionalEditorSupport);
    while (jt.hasNext()) {
        AbstractEditorSupport *es =  jt.next();
        workingCopy[es->fileName()] = es->contents();
    }

con's avatar
con committed
766
767
768
769
770
771
772
773
774
775
776
    // 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); }

777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
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);
799
    m_dirty = true;
800
}
con's avatar
con committed
801
802
803

QFuture<void> CppModelManager::refreshSourceFiles(const QStringList &sourceFiles)
{
804
    if (! sourceFiles.isEmpty() && qgetenv("QTCREATOR_NO_CODE_INDEXER").isNull()) {
con's avatar
con committed
805
806
        const QMap<QString, QByteArray> workingCopy = buildWorkingCopyList();

807
808
809
810
811
812
813
814
        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
815

Roberto Raggi's avatar
Roberto Raggi committed
816
817
818
819
820
821
822
823
824
825
826
        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
827
828
        m_synchronizer.addFuture(result);

con's avatar
con committed
829
830
831
        if (sourceFiles.count() > 1) {
            m_core->progressManager()->addTask(result, tr("Indexing"),
                            CppTools::Constants::TASK_INDEX,
832
                            Core::ProgressManager::CloseOnSuccess);
con's avatar
con committed
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
        }
        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
851
        QTC_ASSERT(textEditor, return);
con's avatar
con committed
852
853
854
855
856
857
858
859
860
861
862

        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
863
        QTC_ASSERT(textEditor, return);
con's avatar
con committed
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883

        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();
884
885
886
887
888

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

con's avatar
con committed
889
890
891
892
893
894
895
896
897
898
899
900
901
    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;

902
            foreach (const Document::Block &block, doc->skippedBlocks()) {
con's avatar
con committed
903
904
905
906
907
                blockRanges.append(TextEditor::BaseTextEditor::BlockRange(block.begin(), block.end()));
            }

            QList<QTextEdit::ExtraSelection> selections;

908
909
910
911
912
913
#ifdef QTCREATOR_WITH_MACRO_HIGHLIGHTING
            // set up the format for the macros
            QTextCharFormat macroFormat;
            macroFormat.setUnderlineStyle(QTextCharFormat::SingleUnderline);

            QTextCursor c = ed->textCursor();
914
            foreach (const Document::MacroUse &block, doc->macroUses()) {
915
916
917
918
919
920
921
922
923
                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
924
925
926
927
928
929
930
931
932
933
            // 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);

934
#ifdef QTCREATOR_WITH_ADVANCED_HIGHLIGHTER
935
            QSet<QPair<unsigned, unsigned> > lines;
936
            foreach (const Document::DiagnosticMessage &m, doc->diagnosticMessages()) {
con's avatar
con committed
937
938
                if (m.fileName() != fileName)
                    continue;
939
940
941
942

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

                if (lines.contains(coordinates))
con's avatar
con committed
943
944
                    continue;

945
                lines.insert(coordinates);
con's avatar
con committed
946
947
948
949
950
951
952
953

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

                QTextCursor c(ed->document()->findBlockByNumber(m.line() - 1));
954
955
956
957
958
959
960
961
962
963
964
965
966
967

                // ### 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
968
969
                    }
                }
970
971
972
973
974
975

                if (column != 0)
                    --column;

                c.setPosition(c.position() + column);
                c.movePosition(QTextCursor::EndOfWord, QTextCursor::KeepAnchor);
con's avatar
con committed
976
977
978
                sel.cursor = c;
                selections.append(sel);
            }
979
980
981
982
983
984
985
986
987
#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
988

989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
                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
1008
            QList<Editor> todo;
1009
            foreach (const Editor &e, todo) {
1010
                if (e.textEditor != textEditor)
Roberto Raggi's avatar
Roberto Raggi committed
1011
1012
1013
1014
                    todo.append(e);
            }

            Editor e;
1015
            e.textEditor = textEditor;
Roberto Raggi's avatar
Roberto Raggi committed
1016
            e.selections = selections;
1017
            e.ifdefedOutBlocks = blockRanges;
Roberto Raggi's avatar
Roberto Raggi committed
1018
1019
1020
            todo.append(e);
            m_todo = todo;
            postEditorUpdate();
con's avatar
con committed
1021
1022
1023
1024
1025
            break;
        }
    }
}

Roberto Raggi's avatar
Roberto Raggi committed
1026
1027
1028
1029
1030
1031
1032
void CppModelManager::postEditorUpdate()
{
    m_updateEditorSelectionsTimer->start(500);
}

void CppModelManager::updateEditorSelections()
{
1033
    foreach (const Editor &ed, m_todo) {
1034
        if (! ed.textEditor)
Roberto Raggi's avatar
Roberto Raggi committed
1035
1036
            continue;

1037
1038
1039
1040
1041
1042
1043
        TextEditor::ITextEditor *textEditor = ed.textEditor;
        TextEditor::BaseTextEditor *editor = qobject_cast<TextEditor::BaseTextEditor *>(textEditor->widget());
        if (! editor)
            continue;

        editor->setExtraSelections(TextEditor::BaseTextEditor::CodeWarningsSelection,
                                   ed.selections);
1044

1045
        editor->setIfdefedOutBlocks(ed.ifdefedOutBlocks);
Roberto Raggi's avatar
Roberto Raggi committed
1046
1047
1048
    }

    m_todo.clear();
1049

Roberto Raggi's avatar
Roberto Raggi committed
1050
1051
}

1052
1053
void CppModelManager::onProjectAdded(ProjectExplorer::Project *)
{
1054
    QMutexLocker locker(&mutex);
1055
1056
1057
    m_dirty = true;
}

con's avatar
con committed
1058
1059
void CppModelManager::onAboutToRemoveProject(ProjectExplorer::Project *project)
{
1060
1061
1062
1063
1064
1065
    do {
        QMutexLocker locker(&mutex);
        m_dirty = true;
        m_projects.remove(project);
    } while (0);

con's avatar
con committed
1066
1067
1068
1069
1070
    GC();
}

void CppModelManager::onSessionUnloaded()
{
1071
    if (m_core->progressManager()) {
con's avatar
con committed
1072
        m_core->progressManager()->cancelTasks(CppTools::Constants::TASK_INDEX);
1073
    }
1074
1075
1076
1077
1078
1079
1080
1081

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

    GC();
con's avatar
con committed
1082
1083
1084
}

void CppModelManager::parse(QFutureInterface<void> &future,
1085
1086
                            CppPreprocessor *preproc,
                            QStringList files)
con's avatar
con committed
1087
{
1088
1089
1090
    if (files.isEmpty())
        return;

1091
1092
1093
1094
1095
    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
1096
1097
1098
    Core::MimeType cHeaderTy = db->findByType(QLatin1String("text/x-hdr"));
    Core::MimeType cppHeaderTy = db->findByType(QLatin1String("text/x-c++hdr"));

1099
1100
1101
1102
1103
1104
    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
1105
        else if (cHeaderTy.matchesFile(fileInfo) || cppHeaderTy.matchesFile(fileInfo))
1106
1107
1108
1109
            headers.append(file);
    }

    foreach (const QString &file, files) {
1110
1111
        preproc->snapshot.remove(file);
    }
1112

1113
1114
1115
    files = sources;
    files += headers;

1116
1117
    preproc->setTodo(files);

con's avatar
con committed
1118
1119
1120
1121
    future.setProgressRange(0, files.size());

    QString conf = QLatin1String(pp_configuration_file);

1122
1123
    bool processingHeaders = false;

con's avatar
con committed
1124
1125
1126
1127
1128
1129
1130
    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
1131
1132
        // Change the priority of the background parser thread to idle.
        QThread::currentThread()->setPriority(QThread::IdlePriority);
con's avatar
con committed
1133
1134

        QString fileName = files.at(i);
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148

        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;
        }

1149
        preproc->run(fileName);
con's avatar
con committed
1150

1151
1152
        future.setProgressValue(files.size() - preproc->todo().size());

1153
1154
1155
        if (isSourceFile)
            preproc->resetEnvironment();

Roberto Raggi's avatar
Cleanup    
Roberto Raggi committed
1156
1157
        // Restore the previous thread priority.
        QThread::currentThread()->setPriority(QThread::NormalPriority);
con's avatar
con committed
1158
1159
    }

1160
1161
    future.setProgressValue(files.size());

1162
    delete preproc;
con's avatar
con committed
1163
1164
1165
1166
}

void CppModelManager::GC()
{
1167
    protectSnapshot.lock();
1168
    Snapshot documents = m_snapshot;
1169
    protectSnapshot.unlock();
con's avatar
con committed
1170
1171

    QSet<QString> processed;
1172
    QStringList todo = projectFiles();
con's avatar
con committed
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199

    while (! todo.isEmpty()) {
        QString fn = todo.last();
        todo.removeLast();

        if (processed.contains(fn))
            continue;

        processed.insert(fn);

        if (Document::Ptr doc = documents.value(fn)) {
            todo += doc->includedFiles();
        }
    }

    QStringList removedFiles;
    QMutableMapIterator<QString, Document::Ptr> it(documents);
    while (it.hasNext()) {
        it.next();
        const QString fn = it.key();
        if (! processed.contains(fn)) {
            removedFiles.append(fn);
            it.remove();
        }
    }

    emit aboutToRemoveFiles(removedFiles);
1200
1201

    protectSnapshot.lock();
1202
    m_snapshot = documents;
1203
    protectSnapshot.unlock();
con's avatar
con committed
1204
1205
1206
}