cppmodelmanager.cpp 42.8 KB
Newer Older
hjk's avatar
hjk committed
1
/****************************************************************************
con's avatar
con committed
2
**
hjk's avatar
hjk committed
3 4
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
con's avatar
con committed
5
**
hjk's avatar
hjk committed
6
** This file is part of Qt Creator.
con's avatar
con committed
7
**
hjk's avatar
hjk committed
8 9 10 11 12 13 14
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia.  For licensing terms and
** conditions see http://qt.digia.com/licensing.  For further information
** use the contact form at http://qt.digia.com/contact-us.
15
**
16
** GNU Lesser General Public License Usage
hjk's avatar
hjk committed
17 18 19 20 21 22 23 24 25
** 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.
**
** In addition, as a special exception, Digia gives you certain additional
** rights.  These rights are described in the Digia Qt LGPL Exception
con's avatar
con committed
26 27
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
hjk's avatar
hjk committed
28
****************************************************************************/
hjk's avatar
hjk committed
29

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

#include "cppmodelmanager.h"
34
#include "cppcompletionassist.h"
35 36
#include "cpphighlightingsupport.h"
#include "cpphighlightingsupportinternal.h"
37
#include "abstracteditorsupport.h"
38 39 40
#include "cpptoolsconstants.h"
#include "cpptoolseditorsupport.h"
#include "cppfindreferences.h"
con's avatar
con committed
41

42
#include <functional>
43
#include <QtConcurrentRun>
44 45 46 47 48 49 50 51 52 53 54 55 56
#include <QFutureSynchronizer>
#include <utils/runextensions.h>
#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/mimedatabase.h>
#include <coreplugin/editormanager/editormanager.h>
#include <coreplugin/progressmanager/progressmanager.h>
#include <extensionsystem/pluginmanager.h>
57

58
#include <utils/hostosinfo.h>
hjk's avatar
hjk committed
59 60
#include <utils/qtcassert.h>

con's avatar
con committed
61 62 63 64 65 66 67 68
#include <TranslationUnit.h>
#include <AST.h>
#include <Scope.h>
#include <Literals.h>
#include <Symbols.h>
#include <Names.h>
#include <NameVisitor.h>
#include <TypeVisitor.h>
69
#include <ASTVisitor.h>
con's avatar
con committed
70 71
#include <Lexer.h>
#include <Token.h>
72 73
#include <Parser.h>
#include <Control.h>
74
#include <CoreTypes.h>
con's avatar
con committed
75

76 77 78 79 80
#include <QCoreApplication>
#include <QDebug>
#include <QMutexLocker>
#include <QTime>
#include <QTimer>
81
#include <QtConcurrentMap>
82

83
#include <QTextBlock>
84

85 86
#include <iostream>
#include <sstream>
hjk's avatar
hjk committed
87

88 89 90
namespace CPlusPlus {
uint qHash(const CppModelManagerInterface::ProjectPart &p)
{
91
    uint h = qHash(p.defines) ^ p.language ^ ((int) p.cxx11Enabled);
92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107

    foreach (const QString &i, p.includePaths)
        h ^= qHash(i);

    foreach (const QString &f, p.frameworkPaths)
        h ^= qHash(f);

    return h;
}
bool operator==(const CppModelManagerInterface::ProjectPart &p1,
                const CppModelManagerInterface::ProjectPart &p2)
{
    if (p1.defines != p2.defines)
        return false;
    if (p1.language != p2.language)
        return false;
108
    if (p1.cxx11Enabled != p2.cxx11Enabled)
109 110 111 112 113 114 115
        return false;
    if (p1.includePaths != p2.includePaths)
        return false;
    return p1.frameworkPaths == p2.frameworkPaths;
}
} // namespace CPlusPlus

116 117
using namespace CppTools;
using namespace CppTools::Internal;
con's avatar
con committed
118 119
using namespace CPlusPlus;

120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159
#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
160
#endif // QTCREATOR_WITH_DUMP_AST
161

con's avatar
con committed
162 163 164 165 166 167 168 169 170 171
static const char pp_configuration_file[] = "<configuration>";

static const char pp_configuration[] =
    "# 1 \"<configuration>\"\n"
    "#define __cplusplus 1\n"
    "#define __extension__\n"
    "#define __context__\n"
    "#define __range__\n"
    "#define   restrict\n"
    "#define __restrict\n"
172
    "#define __restrict__\n"
con's avatar
con committed
173

174 175 176 177
    "#define __complex__\n"
    "#define __imag__\n"
    "#define __real__\n"

178 179
    "#define __builtin_va_arg(a,b) ((b)0)\n"

con's avatar
con committed
180 181
    // ### add macros for win32
    "#define __cdecl\n"
182
    "#define __stdcall\n"
con's avatar
con committed
183 184 185 186 187
    "#define QT_WA(x) x\n"
    "#define CALLBACK\n"
    "#define STDMETHODCALLTYPE\n"
    "#define __RPC_FAR\n"
    "#define __declspec(a)\n"
188 189 190
    "#define STDMETHOD(method) virtual HRESULT STDMETHODCALLTYPE method\n"
    "#define __try try\n"
    "#define __except catch\n"
191 192 193
    "#define __finally\n"
    "#define __inline inline\n"
    "#define __forceinline inline\n";
con's avatar
con committed
194

195
CppPreprocessor::CppPreprocessor(QPointer<CppModelManager> modelManager, bool dumpFileNameWhileParsing)
196 197
    : snapshot(modelManager->snapshot()),
      m_modelManager(modelManager),
198
      m_dumpFileNameWhileParsing(dumpFileNameWhileParsing),
199 200
      preprocess(this, &env),
      m_revision(0)
201 202 203
{
    preprocess.setKeepComments(true);
}
Roberto Raggi's avatar
Roberto Raggi committed
204 205

CppPreprocessor::~CppPreprocessor()
206
{ }
con's avatar
con committed
207

208 209 210
void CppPreprocessor::setRevision(unsigned revision)
{ m_revision = revision; }

211
void CppPreprocessor::setWorkingCopy(const CppModelManagerInterface::WorkingCopy &workingCopy)
212
{ m_workingCopy = workingCopy; }
con's avatar
con committed
213

214
void CppPreprocessor::setIncludePaths(const QStringList &includePaths)
215 216 217 218
{
    m_includePaths.clear();

    for (int i = 0; i < includePaths.size(); ++i) {
219
        const QString &path = includePaths.at(i);
220

221 222 223 224 225 226 227 228 229 230 231 232
        if (Utils::HostOsInfo::isMacHost()) {
            if (i + 1 < includePaths.size() && path.endsWith(QLatin1String(".framework/Headers"))) {
                const QFileInfo pathInfo(path);
                const QFileInfo frameworkFileInfo(pathInfo.path());
                const QString frameworkName = frameworkFileInfo.baseName();

                const QFileInfo nextIncludePath = includePaths.at(i + 1);
                if (nextIncludePath.fileName() == frameworkName) {
                    // We got a QtXXX.framework/Headers followed by $QTDIR/include/QtXXX.
                    // In this case we prefer to include files from $QTDIR/include/QtXXX.
                    continue;
                }
233
            }
234 235 236
            m_includePaths.append(path);
        } else {
            m_includePaths.append(path);
237 238 239
        }
    }
}
240 241

void CppPreprocessor::setFrameworkPaths(const QStringList &frameworkPaths)
242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276
{
    m_frameworkPaths.clear();

    foreach (const QString &frameworkPath, frameworkPaths) {
        addFrameworkPath(frameworkPath);
    }
}

// Add the given framework path, and expand private frameworks.
//
// Example:
//  <framework-path>/ApplicationServices.framework
// has private frameworks in:
//  <framework-path>/ApplicationServices.framework/Frameworks
// if the "Frameworks" folder exists inside the top level framework.
void CppPreprocessor::addFrameworkPath(const QString &frameworkPath)
{
    // The algorithm below is a bit too eager, but that's because we're not getting
    // in the frameworks we're linking against. If we would have that, then we could
    // add only those private frameworks.
    if (!m_frameworkPaths.contains(frameworkPath)) {
        m_frameworkPaths.append(frameworkPath);
    }

    const QDir frameworkDir(frameworkPath);
    const QStringList filter = QStringList() << QLatin1String("*.framework");
    foreach (const QFileInfo &framework, frameworkDir.entryInfoList(filter)) {
        if (!framework.isDir())
            continue;
        const QFileInfo privateFrameworks(framework.absoluteFilePath(), QLatin1String("Frameworks"));
        if (privateFrameworks.exists() && privateFrameworks.isDir()) {
            addFrameworkPath(privateFrameworks.absoluteFilePath());
        }
    }
}
con's avatar
con committed
277

278 279 280
void CppPreprocessor::setProjectFiles(const QStringList &files)
{ m_projectFiles = files; }

281 282 283
void CppPreprocessor::setTodo(const QStringList &files)
{ m_todo = QSet<QString>::fromList(files); }

Wolfgang Beck's avatar
Wolfgang Beck committed
284
namespace {
285
class Process: public std::unary_function<Document::Ptr, void>
286 287
{
    QPointer<CppModelManager> _modelManager;
288 289
    Snapshot _snapshot;
    Document::Ptr _doc;
Roberto Raggi's avatar
Roberto Raggi committed
290
    Document::CheckMode _mode;
291 292

public:
293
    Process(QPointer<CppModelManager> modelManager,
Roberto Raggi's avatar
Roberto Raggi committed
294 295
            Document::Ptr doc,
            const Snapshot &snapshot,
296
            const CppModelManager::WorkingCopy &workingCopy)
297 298
        : _modelManager(modelManager),
          _snapshot(snapshot),
Roberto Raggi's avatar
Roberto Raggi committed
299 300
          _doc(doc),
          _mode(Document::FastCheck)
301
    {
302

Roberto Raggi's avatar
Roberto Raggi committed
303 304 305
        if (workingCopy.contains(_doc->fileName()))
            _mode = Document::FullCheck;
    }
306

Roberto Raggi's avatar
Roberto Raggi committed
307 308 309
    void operator()()
    {
        _doc->check(_mode);
310

311
        if (_modelManager)
Roberto Raggi's avatar
Roberto Raggi committed
312
            _modelManager->emitDocumentUpdated(_doc); // ### TODO: compress
313 314

        _doc->releaseSourceAndAST();
315 316 317 318 319 320 321
    }
};
} // end of anonymous namespace

void CppPreprocessor::run(const QString &fileName)
{
    QString absoluteFilePath = fileName;
322
    sourceNeeded(0, absoluteFilePath, IncludeGlobal);
323
}
324

325
void CppPreprocessor::resetEnvironment()
326 327 328 329
{
    env.reset();
    m_processed.clear();
}
330

331
bool CppPreprocessor::includeFile(const QString &absoluteFilePath, QString *result, unsigned *revision)
332
{
333
    if (absoluteFilePath.isEmpty() || m_included.contains(absoluteFilePath))
334 335 336 337
        return true;

    if (m_workingCopy.contains(absoluteFilePath)) {
        m_included.insert(absoluteFilePath);
338 339 340
        const QPair<QString, unsigned> r = m_workingCopy.get(absoluteFilePath);
        *result = r.first;
        *revision = r.second;
341 342 343 344 345
        return true;
    }

    QFileInfo fileInfo(absoluteFilePath);
    if (! fileInfo.isFile())
con's avatar
con committed
346
        return false;
347 348

    QFile file(absoluteFilePath);
349
    if (file.open(QFile::ReadOnly | QFile::Text)) {
350
        m_included.insert(absoluteFilePath);
351
        QTextCodec *defaultCodec = Core::EditorManager::instance()->defaultTextCodec();
352
        QTextStream stream(&file);
353 354 355
        stream.setCodec(defaultCodec);
        if (result)
            *result = stream.readAll();
356 357
        file.close();
        return true;
con's avatar
con committed
358 359
    }

360 361 362
    return false;
}

363
QString CppPreprocessor::tryIncludeFile(QString &fileName, IncludeType type, unsigned *revision)
Roberto Raggi's avatar
Roberto Raggi committed
364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384
{
    if (type == IncludeGlobal) {
        const QString fn = m_fileNameCache.value(fileName);

        if (! fn.isEmpty()) {
            fileName = fn;

            if (revision)
                *revision = 0;

            return QString();
        }
    }

    const QString originalFileName = fileName;
    const QString contents = tryIncludeFile_helper(fileName, type, revision);
    if (type == IncludeGlobal)
        m_fileNameCache.insert(originalFileName, fileName);
    return contents;
}

385 386 387 388 389 390
static inline void appendDirSeparatorIfNeeded(QString &path)
{
    if (!path.endsWith(QLatin1Char('/'), Qt::CaseInsensitive))
        path += QLatin1Char('/');
}

Roberto Raggi's avatar
Roberto Raggi committed
391
QString CppPreprocessor::tryIncludeFile_helper(QString &fileName, IncludeType type, unsigned *revision)
392 393 394
{
    QFileInfo fileInfo(fileName);
    if (fileName == QLatin1String(pp_configuration_file) || fileInfo.isAbsolute()) {
395
        QString contents;
396
        includeFile(fileName, &contents, revision);
397 398 399 400 401 402
        return contents;
    }

    if (type == IncludeLocal && m_currentDoc) {
        QFileInfo currentFileInfo(m_currentDoc->fileName());
        QString path = currentFileInfo.absolutePath();
403
        appendDirSeparatorIfNeeded(path);
404 405
        path += fileName;
        path = QDir::cleanPath(path);
406
        QString contents;
407
        if (includeFile(path, &contents, revision)) {
408
            fileName = path;
con's avatar
con committed
409 410
            return contents;
        }
411
    }
con's avatar
con committed
412

413 414
    foreach (const QString &includePath, m_includePaths) {
        QString path = includePath;
415
        appendDirSeparatorIfNeeded(path);
416 417
        path += fileName;
        path = QDir::cleanPath(path);
418
        QString contents;
419
        if (includeFile(path, &contents, revision)) {
420 421
            fileName = path;
            return contents;
con's avatar
con committed
422
        }
423
    }
con's avatar
con committed
424

425 426 427
    // look in the system include paths
    foreach (const QString &includePath, m_systemIncludePaths) {
        QString path = includePath;
428
        appendDirSeparatorIfNeeded(path);
429 430
        path += fileName;
        path = QDir::cleanPath(path);
431
        QString contents;
432
        if (includeFile(path, &contents, revision)) {
433 434
            fileName = path;
            return contents;
con's avatar
con committed
435
        }
436 437 438 439 440 441
    }

    int index = fileName.indexOf(QLatin1Char('/'));
    if (index != -1) {
        QString frameworkName = fileName.left(index);
        QString name = fileName.mid(index + 1);
con's avatar
con committed
442

443 444
        foreach (const QString &frameworkPath, m_frameworkPaths) {
            QString path = frameworkPath;
445
            appendDirSeparatorIfNeeded(path);
446 447 448
            path += frameworkName;
            path += QLatin1String(".framework/Headers/");
            path += name;
449
            path = QDir::cleanPath(path);
450
            QString contents;
451
            if (includeFile(path, &contents, revision)) {
con's avatar
con committed
452 453 454 455
                fileName = path;
                return contents;
            }
        }
456
    }
con's avatar
con committed
457

458 459 460
    QString path = fileName;
    if (path.at(0) != QLatin1Char('/'))
        path.prepend(QLatin1Char('/'));
con's avatar
con committed
461

462 463 464
    foreach (const QString &projectFile, m_projectFiles) {
        if (projectFile.endsWith(path)) {
            fileName = projectFile;
465
            QString contents;
466
            includeFile(fileName, &contents, revision);
467
            return contents;
con's avatar
con committed
468 469 470
        }
    }

471
    //qDebug() << "**** file" << fileName << "not found!";
472
    return QString();
473
}
con's avatar
con committed
474

Roberto Raggi's avatar
Roberto Raggi committed
475
void CppPreprocessor::macroAdded(const Macro &macro)
476 477 478
{
    if (! m_currentDoc)
        return;
con's avatar
con committed
479

Roberto Raggi's avatar
Roberto Raggi committed
480
    m_currentDoc->appendMacro(macro);
481
}
482

483
void CppPreprocessor::passedMacroDefinitionCheck(unsigned offset, unsigned line, const Macro &macro)
Christian Kamm's avatar
Christian Kamm committed
484 485 486 487
{
    if (! m_currentDoc)
        return;

488
    m_currentDoc->addMacroUse(macro, offset, macro.name().length(), line,
489
                              QVector<MacroArgumentReference>());
Christian Kamm's avatar
Christian Kamm committed
490 491
}

492
void CppPreprocessor::failedMacroDefinitionCheck(unsigned offset, const ByteArrayRef &name)
Christian Kamm's avatar
Christian Kamm committed
493 494 495 496
{
    if (! m_currentDoc)
        return;

497
    m_currentDoc->addUndefinedMacroUse(QByteArray(name.start(), name.size()), offset);
Christian Kamm's avatar
Christian Kamm committed
498 499
}

500 501 502 503 504 505 506 507 508 509
void CppPreprocessor::notifyMacroReference(unsigned offset, unsigned line, const Macro &macro)
{
    if (! m_currentDoc)
        return;

    m_currentDoc->addMacroUse(macro, offset, macro.name().length(), line,
                              QVector<MacroArgumentReference>());
}

void CppPreprocessor::startExpandingMacro(unsigned offset, unsigned line,
Roberto Raggi's avatar
Roberto Raggi committed
510
                                          const Macro &macro,
511
                                          const QVector<MacroArgumentReference> &actuals)
512 513 514
{
    if (! m_currentDoc)
        return;
515

516
    m_currentDoc->addMacroUse(macro, offset, macro.name().length(), line, actuals);
517
}
518

519
void CppPreprocessor::stopExpandingMacro(unsigned, const Macro &)
520 521 522
{
    if (! m_currentDoc)
        return;
con's avatar
con committed
523

524 525
    //qDebug() << "stop expanding:" << macro.name;
}
con's avatar
con committed
526

527 528 529 530
void CppPreprocessor::mergeEnvironment(Document::Ptr doc)
{
    if (! doc)
        return;
con's avatar
con committed
531

532
    const QString fn = doc->fileName();
con's avatar
con committed
533

534
    if (m_processed.contains(fn))
535
        return;
con's avatar
con committed
536

537
    m_processed.insert(fn);
con's avatar
con committed
538

539
    foreach (const Document::Include &incl, doc->includes()) {
540 541
        QString includedFile = incl.fileName();

542
        if (Document::Ptr includedDoc = snapshot.document(includedFile))
543
            mergeEnvironment(includedDoc);
544 545
        else
            run(includedFile);
Roberto Raggi's avatar
Roberto Raggi committed
546
    }
con's avatar
con committed
547

548
    env.addMacros(doc->definedMacros());
549
}
con's avatar
con committed
550

551 552 553 554 555 556 557 558 559 560 561 562 563 564
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);
}

565
void CppPreprocessor::sourceNeeded(unsigned line, QString &fileName, IncludeType type)
566 567 568 569
{
    if (fileName.isEmpty())
        return;

570 571
    unsigned editorRevision = 0;
    QString contents = tryIncludeFile(fileName, type, &editorRevision);
572
    fileName = QDir::cleanPath(fileName);
573
    if (m_currentDoc) {
574
        m_currentDoc->addIncludeFile(fileName, line);
575

576
        if (contents.isEmpty() && ! QFileInfo(fileName).isAbsolute()) {
577 578
            QString msg = QCoreApplication::translate(
                    "CppPreprocessor", "%1: No such file or directory").arg(fileName);
579

580 581
            Document::DiagnosticMessage d(Document::DiagnosticMessage::Warning,
                                          m_currentDoc->fileName(),
582
                                          line, /*column = */ 0,
583
                                          msg);
584

585
            m_currentDoc->addDiagnosticMessage(d);
586

587
            //qWarning() << "file not found:" << fileName << m_currentDoc->fileName() << env.current_line;
con's avatar
con committed
588
        }
589
    }
con's avatar
con committed
590

591 592
    if (m_dumpFileNameWhileParsing) {
        qDebug() << "Parsing file:" << fileName
593
//             << "contents:" << contents.size()
594 595
                    ;
    }
con's avatar
con committed
596

597
    Document::Ptr doc = snapshot.document(fileName);
598 599 600 601
    if (doc) {
        mergeEnvironment(doc);
        return;
    }
con's avatar
con committed
602

603
    doc = Document::create(fileName);
604
    doc->setRevision(m_revision);
605
    doc->setEditorRevision(editorRevision);
con's avatar
con committed
606

607 608 609 610
    QFileInfo info(fileName);
    if (info.exists())
        doc->setLastModified(info.lastModified());

611
    Document::Ptr previousDoc = switchDocument(doc);
con's avatar
con committed
612

613
    const QByteArray preprocessedCode = preprocess.run(fileName, contents);
con's avatar
con committed
614

615 616
//    { QByteArray b(preprocessedCode); b.replace("\n", "<<<\n"); qDebug("Preprocessed code for \"%s\": [[%s]]", fileName.toUtf8().constData(), b.constData()); }

617
    doc->setUtf8Source(preprocessedCode);
618
    doc->keepSourceAndAST();
619
    doc->tokenize();
620

621
    snapshot.insert(doc);
622
    m_todo.remove(fileName);
con's avatar
con committed
623

Roberto Raggi's avatar
Roberto Raggi committed
624
    Process process(m_modelManager, doc, snapshot, m_workingCopy);
625

Roberto Raggi's avatar
Roberto Raggi committed
626
    process();
627 628

    (void) switchDocument(previousDoc);
629
}
con's avatar
con committed
630

631 632 633 634 635 636
Document::Ptr CppPreprocessor::switchDocument(Document::Ptr doc)
{
    Document::Ptr previousDoc = m_currentDoc;
    m_currentDoc = doc;
    return previousDoc;
}
con's avatar
con committed
637

638
void CppModelManager::updateModifiedSourceFiles()
639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656
{
    const Snapshot snapshot = this->snapshot();
    QStringList sourceFiles;

    foreach (const Document::Ptr doc, snapshot) {
        const QDateTime lastModified = doc->lastModified();

        if (! lastModified.isNull()) {
            QFileInfo fileInfo(doc->fileName());

            if (fileInfo.exists() && fileInfo.lastModified() != lastModified)
                sourceFiles.append(doc->fileName());
        }
    }

    updateSourceFiles(sourceFiles);
}

657
CppModelManager *CppModelManager::instance()
658
{
659 660
    // TODO this is pretty stupid. use regular singleton pattern.
    return ExtensionSystem::PluginManager::getObject<CppModelManager>();
661 662
}

con's avatar
con committed
663 664 665 666 667 668 669

/*!
    \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
670
    modified within Qt Creator.
con's avatar
con committed
671 672
*/

673
CppModelManager::CppModelManager(QObject *parent)
674
    : CppModelManagerInterface(parent)
con's avatar
con committed
675
{
Roberto Raggi's avatar
Roberto Raggi committed
676
    m_findReferences = new CppFindReferences(this);
677
    m_indexerEnabled = qgetenv("QTCREATOR_NO_CODE_INDEXER").isNull();
678
    m_dumpFileNameWhileParsing = !qgetenv("QTCREATOR_DUMP_FILENAME_WHILE_PARSING").isNull();
Roberto Raggi's avatar
Roberto Raggi committed
679

680
    m_revision = 0;
Roberto Raggi's avatar
Roberto Raggi committed
681 682
    m_synchronizer.setCancelOnWait(true);

683 684
    m_dirty = true;

685
    ProjectExplorer::ProjectExplorerPlugin *pe =
686
       ProjectExplorer::ProjectExplorerPlugin::instance();
con's avatar
con committed
687

688
    QTC_ASSERT(pe, return);
con's avatar
con committed
689

690
    ProjectExplorer::SessionManager *session = pe->session();
Roberto Raggi's avatar
Roberto Raggi committed
691 692 693 694 695 696
    m_updateEditorSelectionsTimer = new QTimer(this);
    m_updateEditorSelectionsTimer->setInterval(500);
    m_updateEditorSelectionsTimer->setSingleShot(true);
    connect(m_updateEditorSelectionsTimer, SIGNAL(timeout()),
            this, SLOT(updateEditorSelections()));

697 698 699
    connect(session, SIGNAL(projectAdded(ProjectExplorer::Project*)),
            this, SLOT(onProjectAdded(ProjectExplorer::Project*)));

Robert Loehning's avatar
Robert Loehning committed
700 701
    connect(session, SIGNAL(aboutToRemoveProject(ProjectExplorer::Project*)),
            this, SLOT(onAboutToRemoveProject(ProjectExplorer::Project*)));
con's avatar
con committed
702

703
    connect(session, SIGNAL(aboutToUnloadSession(QString)),
704
            this, SLOT(onAboutToUnloadSession()));
con's avatar
con committed
705 706 707 708 709 710

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

    // thread connections
    connect(this, SIGNAL(documentUpdated(CPlusPlus::Document::Ptr)),
            this, SLOT(onDocumentUpdated(CPlusPlus::Document::Ptr)));
711 712
    connect(this, SIGNAL(extraDiagnosticsUpdated(QString)),
            this, SLOT(onExtraDiagnosticsUpdated(QString)));
con's avatar
con committed
713 714

    // Listen for editor closed and opened events so that we can keep track of changing files
Robert Loehning's avatar
Robert Loehning committed
715 716
    connect(Core::ICore::editorManager(), SIGNAL(editorOpened(Core::IEditor*)),
        this, SLOT(editorOpened(Core::IEditor*)));
con's avatar
con committed
717

Robert Loehning's avatar
Robert Loehning committed
718 719
    connect(Core::ICore::editorManager(), SIGNAL(editorAboutToClose(Core::IEditor*)),
        this, SLOT(editorAboutToClose(Core::IEditor*)));
720

721 722
    m_completionFallback = new InternalCompletionAssistProvider;
    m_completionAssistProvider = m_completionFallback;
723
    ExtensionSystem::PluginManager::addObject(m_completionAssistProvider);
724 725
    m_highlightingFallback = new CppHighlightingSupportInternalFactory;
    m_highlightingFactory = m_highlightingFallback;
con's avatar
con committed
726 727 728
}

CppModelManager::~CppModelManager()
729
{
730
    ExtensionSystem::PluginManager::removeObject(m_completionAssistProvider);
731 732 733
    delete m_completionFallback;
    delete m_highlightingFallback;
}
con's avatar
con committed
734

735
Snapshot CppModelManager::snapshot() const
736
{
737
    QMutexLocker locker(&protectSnapshot);
738 739
    return m_snapshot;
}
con's avatar
con committed
740

741 742 743 744 745 746
void CppModelManager::ensureUpdated()
{
    QMutexLocker locker(&mutex);
    if (! m_dirty)
        return;

747 748 749 750
    m_projectFiles = internalProjectFiles();
    m_includePaths = internalIncludePaths();
    m_frameworkPaths = internalFrameworkPaths();
    m_definedMacros = internalDefinedMacros();
751 752 753
    m_dirty = false;
}

754
QStringList CppModelManager::internalProjectFiles() const
con's avatar
con committed
755 756 757 758 759 760
{
    QStringList files;
    QMapIterator<ProjectExplorer::Project *, ProjectInfo> it(m_projects);
    while (it.hasNext()) {
        it.next();
        ProjectInfo pinfo = it.value();
761 762
        foreach (const ProjectPart::Ptr &part, pinfo.projectParts())
            files += part->sourceFiles;
con's avatar
con committed
763
    }
764
    files.removeDuplicates();
con's avatar
con committed
765 766 767
    return files;
}

768
QStringList CppModelManager::internalIncludePaths() const
con's avatar
con committed
769 770 771 772 773 774
{
    QStringList includePaths;
    QMapIterator<ProjectExplorer::Project *, ProjectInfo> it(m_projects);
    while (it.hasNext()) {
        it.next();
        ProjectInfo pinfo = it.value();
775 776
        foreach (const ProjectPart::Ptr &part, pinfo.projectParts())
            includePaths += part->includePaths;
con's avatar
con committed
777
    }
778
    includePaths.removeDuplicates();
con's avatar
con committed
779 780 781
    return includePaths;
}

782
QStringList CppModelManager::internalFrameworkPaths() const
con's avatar
con committed
783 784 785 786 787 788
{
    QStringList frameworkPaths;
    QMapIterator<ProjectExplorer::Project *, ProjectInfo> it(m_projects);
    while (it.hasNext()) {
        it.next();
        ProjectInfo pinfo = it.value();
789 790
        foreach (const ProjectPart::Ptr &part, pinfo.projectParts())
            frameworkPaths += part->frameworkPaths;
con's avatar
con committed
791
    }
792
    frameworkPaths.removeDuplicates();
con's avatar
con committed
793 794 795
    return frameworkPaths;
}

796
QByteArray CppModelManager::internalDefinedMacros() const
con's avatar
con committed
797 798
{
    QByteArray macros;
799
    QSet<QByteArray> alreadyIn;
con's avatar
con committed
800 801 802 803
    QMapIterator<ProjectExplorer::Project *, ProjectInfo> it(m_projects);
    while (it.hasNext()) {
        it.next();
        ProjectInfo pinfo = it.value();
804 805 806 807 808 809 810 811 812 813
        foreach (const ProjectPart::Ptr &part, pinfo.projectParts()) {
            const QList<QByteArray> defs = part->defines.split('\n');
            foreach (const QByteArray &def, defs) {
                if (!alreadyIn.contains(def)) {
                    macros += def;
                    macros.append('\n');
                    alreadyIn.insert(def);
                }
            }
        }
con's avatar
con committed
814 815 816 817
    }
    return macros;
}

818 819 820 821 822 823 824 825 826 827
void CppModelManager::addEditorSupport(AbstractEditorSupport *editorSupport)
{
    m_addtionalEditorSupport.insert(editorSupport);
}

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

828
QList<int> CppModelManager::references(CPlusPlus::Symbol *symbol, const LookupContext &context)
829
{
830
    return m_findReferences->references(symbol, context);
831 832
}

833
void CppModelManager::findUsages(CPlusPlus::Symbol *symbol, const CPlusPlus::LookupContext &context)
Roberto Raggi's avatar
Roberto Raggi committed
834
{
835
    if (symbol->identifier())
836
        m_findReferences->findUsages(symbol, context);
837 838
}

839 840
void CppModelManager::renameUsages(CPlusPlus::Symbol *symbol, const CPlusPlus::LookupContext &context,
                                   const QString &replacement)
841 842
{
    if (symbol->identifier())
843
        m_findReferences->renameUsages(symbol, context, replacement);
Roberto Raggi's avatar
Roberto Raggi committed
844 845
}

Christian Kamm's avatar
Christian Kamm committed
846 847 848 849 850
void CppModelManager::findMacroUsages(const CPlusPlus::Macro &macro)
{
    m_findReferences->findMacroUses(macro);
}

851 852 853 854 855
void CppModelManager::renameMacroUsages(const CPlusPlus::Macro &macro, const QString &replacement)
{
    m_findReferences->renameMacroUses(macro, replacement);
}

856
CppModelManager::WorkingCopy CppModelManager::buildWorkingCopyList()
con's avatar
con committed
857
{
858
    WorkingCopy workingCopy;
con's avatar
con committed
859 860 861 862 863
    QMapIterator<TextEditor::ITextEditor *, CppEditorSupport *> it(m_editorSupport);
    while (it.hasNext()) {
        it.next();
        TextEditor::ITextEditor *textEditor = it.key();
        CppEditorSupport *editorSupport = it.value();
864
        QString fileName = textEditor->document()->fileName();
865
        workingCopy.insert(fileName, editorSupport->contents(), editorSupport->editorRevision());
con's avatar
con committed
866 867
    }

868 869 870
    QSetIterator<AbstractEditorSupport *> jt(m_addtionalEditorSupport);
    while (jt.hasNext()) {
        AbstractEditorSupport *es =  jt.next();
871
        workingCopy.insert(es->fileName(), es->contents());
872 873
    }

con's avatar
con committed
874 875 876
    // add the project configuration file
    QByteArray conf(pp_configuration);
    conf += definedMacros();
877
    workingCopy.insert(pp_configuration_file, conf);
con's avatar
con committed
878 879 880 881

    return workingCopy;
}

882
CppModelManager::WorkingCopy CppModelManager::workingCopy() const
883 884 885 886
{
    return const_cast<CppModelManager *>(this)->buildWorkingCopyList();
}

dt's avatar
dt committed
887 888
QFuture<void> CppModelManager::updateSourceFiles(const QStringList &sourceFiles)
{ return refreshSourceFiles(sourceFiles); }
con's avatar
con committed
889

890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905
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)
{
906 907 908
#if 0
    // Tons of debug output...
    qDebug()<<"========= CppModelManager::updateProjectInfo ======";
Erik Verbruggen's avatar
Erik Verbruggen committed
909 910
    qDebug()<<" for project:"<< pinfo.project().data()->document()->fileName();
    foreach (const ProjectPart::Ptr &part, pinfo.projectParts()) {
911 912
        qDebug() << "=== part ===";
        qDebug() << "language:" << (part->language == CXX ? "C++" : "ObjC++");
Erik Verbruggen's avatar
Erik Verbruggen committed
913 914
        qDebug() << "C++11:" << part->cxx11Enabled;
        qDebug() << "Qt version:" << part->qtVersion;
915 916 917 918 919 920 921 922 923 924
        qDebug() << "precompiled header:" << part->precompiledHeaders;
        qDebug() << "defines:" << part->defines;
        qDebug() << "includes:" << part->includePaths;
        qDebug() << "frameworkPaths:" << part->frameworkPaths;
        qDebug() << "sources:" << part->sourceFiles;
        qDebug() << "";
    }

    qDebug() << "";
#endif
925 926 927 928 929
    QMutexLocker locker(&mutex);

    if (! pinfo.isValid())
        return;

930 931
    ProjectExplorer::Project *project = pinfo.project().data();
    m_projects.insert(project, pinfo);
932
    m_dirty = true;
933 934 935

    m_srcToProjectPart.clear();

936 937 938 939
    foreach (const ProjectInfo &projectInfo, m_projects.values())
        foreach (const ProjectPart::Ptr &projectPart, projectInfo.projectParts())
            foreach (const QString &sourceFile, projectPart->sourceFiles)
                m_srcToProjectPart[sourceFile].append(projectPart);
940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965
}

QList<CppModelManager::ProjectPart::Ptr> CppModelManager::projectPart(const QString &fileName) const
{
    QList<CppModelManager::ProjectPart::Ptr> parts = m_srcToProjectPart.value(fileName);
    if (!parts.isEmpty())
        return parts;

    //### FIXME: This is a DIRTY hack!
    if (fileName.endsWith(".h")) {
        QString cppFile = fileName.mid(0, fileName.length() - 2) + QLatin1String(".cpp");
        parts = m_srcToProjectPart.value(cppFile);
        if (!parts.isEmpty())
            return parts;
    }

    DependencyTable table;
    table.build(snapshot());
    QStringList deps = table.filesDependingOn(fileName);
    foreach (const QString &dep, deps) {