forked from qt-creator/qt-creator
4b42789bda
Change-Id: I6e51290c4521be40f516a452f32bdc82a4c051e6 Reviewed-by: Christian Stenger <christian.stenger@qt.io>
224 lines
6.9 KiB
C++
224 lines
6.9 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of Qt Creator.
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**
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 as published by the Free Software
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** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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**
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****************************************************************************/
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#include "stackframe.h"
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#include "debuggerengine.h"
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#include "debuggerprotocol.h"
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#include "watchutils.h"
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#include <QDebug>
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#include <QDir>
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#include <QFileInfo>
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#include <utils/hostosinfo.h>
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namespace Debugger {
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namespace Internal {
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////////////////////////////////////////////////////////////////////////
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//
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// StackFrame
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//
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////////////////////////////////////////////////////////////////////////
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StackFrame::StackFrame() = default;
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void StackFrame::clear()
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{
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line = -1;
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function.clear();
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file.clear();
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module.clear();
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receiver.clear();
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address = 0;
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}
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bool StackFrame::isUsable() const
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{
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return usable;
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}
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QString StackFrame::toString() const
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{
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QString res;
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QTextStream str(&res);
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str << tr("Address:") << ' ';
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str.setIntegerBase(16);
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str << address;
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str.setIntegerBase(10);
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str << ' '
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<< tr("Function:") << ' ' << function << ' '
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<< tr("File:") << ' ' << file << ' '
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<< tr("Line:") << ' ' << line << ' '
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<< tr("From:") << ' ' << module << ' '
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<< tr("To:") << ' ' << receiver;
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return res;
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}
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QList<StackFrame> StackFrame::parseFrames(const GdbMi &data, const DebuggerRunParameters &rp)
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{
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StackFrames frames;
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frames.reserve(data.childCount());
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for (const GdbMi &item : data)
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frames.append(parseFrame(item, rp));
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return frames;
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}
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StackFrame StackFrame::parseFrame(const GdbMi &frameMi, const DebuggerRunParameters &rp)
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{
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StackFrame frame;
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frame.level = frameMi["level"].data();
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frame.function = frameMi["function"].data();
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frame.module = frameMi["module"].data();
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frame.file = frameMi["file"].data();
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frame.line = frameMi["line"].toInt();
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frame.address = frameMi["address"].toAddress();
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frame.context = frameMi["context"].data();
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if (frameMi["language"].data() == "js"
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|| frame.file.endsWith(QLatin1String(".js"))
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|| frame.file.endsWith(QLatin1String(".qml"))) {
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frame.language = QmlLanguage;
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frame.fixQrcFrame(rp);
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}
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GdbMi usable = frameMi["usable"];
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if (usable.isValid())
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frame.usable = usable.data().toInt();
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else
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frame.usable = QFileInfo(frame.file).isReadable();
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return frame;
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}
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QString StackFrame::toToolTip() const
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{
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const QString filePath = QDir::toNativeSeparators(file);
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QString res;
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QTextStream str(&res);
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str << "<html><body><table>";
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if (address)
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str << "<tr><td>" << tr("Address:") << "</td><td>"
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<< formatToolTipAddress(address) << "</td></tr>";
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if (!function.isEmpty())
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str << "<tr><td>"
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<< (language == CppLanguage ? tr("Function:") : tr("JS-Function:"))
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<< "</td><td>" << function << "</td></tr>";
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if (!file.isEmpty())
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str << "<tr><td>" << tr("File:") << "</td><td>" << filePath << "</td></tr>";
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if (line != -1)
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str << "<tr><td>" << tr("Line:") << "</td><td>" << line << "</td></tr>";
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if (!module.isEmpty())
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str << "<tr><td>" << tr("Module:") << "</td><td>" << module << "</td></tr>";
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if (!receiver.isEmpty())
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str << "<tr><td>" << tr("Receiver:") << "</td><td>" << receiver << "</td></tr>";
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str << "</table>";
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str <<"<br> <br><i>" << tr("Note:") << " </i> ";
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bool showDistributionNote = false;
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if (isUsable()) {
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str << tr("Sources for this frame are available.<br>Double-click on "
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"the file name to open an editor.");
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} else if (line <= 0) {
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str << tr("Binary debug information is not accessible for this "
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"frame. This either means the core was not compiled "
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"with debug information, or the debug information is not "
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"accessible.");
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showDistributionNote = true;
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} else {
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str << tr("Binary debug information is accessible for this "
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"frame. However, matching sources have not been found.");
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showDistributionNote = true;
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}
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if (!Utils::HostOsInfo::isWindowsHost() && showDistributionNote) {
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str << QLatin1Char(' ') <<
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tr("Note that most distributions ship debug information "
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"in separate packages.");
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}
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str << "</body></html>";
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return res;
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}
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static QString findFile(const QString &baseDir, const QString &relativeFile)
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{
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QDir dir(baseDir);
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while (true) {
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const QString path = dir.absoluteFilePath(relativeFile);
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const QFileInfo fi(path);
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if (fi.isFile())
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return path;
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if (dir.isRoot())
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break;
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dir.cdUp();
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}
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return QString();
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}
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// Try to resolve files coming from resource files.
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void StackFrame::fixQrcFrame(const DebuggerRunParameters &rp)
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{
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if (language != QmlLanguage)
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return;
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QFileInfo aFi(file);
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if (aFi.isAbsolute()) {
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usable = aFi.isFile();
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return;
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}
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if (!file.startsWith(QLatin1String("qrc:/")))
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return;
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QString relativeFile = file.right(file.size() - 5);
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while (relativeFile.startsWith(QLatin1Char('/')))
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relativeFile = relativeFile.mid(1);
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QString absFile = findFile(rp.projectSourceDirectory.toString(), relativeFile);
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if (absFile.isEmpty())
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absFile = findFile(QDir::currentPath(), relativeFile);
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if (absFile.isEmpty())
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return;
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file = absFile;
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usable = true;
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}
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QDebug operator<<(QDebug d, const StackFrame &f)
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{
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QString res;
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QTextStream str(&res);
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str << "level=" << f.level << " address=" << f.address;
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if (!f.function.isEmpty())
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str << ' ' << f.function;
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if (!f.file.isEmpty())
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str << ' ' << f.file << ':' << f.line;
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if (!f.module.isEmpty())
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str << " from=" << f.module;
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if (!f.receiver.isEmpty())
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str << " to=" << f.receiver;
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d.nospace() << res;
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return d;
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}
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} // namespace Internal
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} // namespace Debugger
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