forked from qt-creator/qt-creator
259 lines
11 KiB
C++
259 lines
11 KiB
C++
/**************************************************************************
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**
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** This file is part of Qt Creator
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**
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** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
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**
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** Commercial Usage
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**
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** Licensees holding valid Qt Commercial licenses may use this file in
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** accordance with the Qt 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 Nokia.
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**
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** GNU Lesser General Public License Usage
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**
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** If you are unsure which license is appropriate for your use, please
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** contact the sales department at http://qt.nokia.com/contact.
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**
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**************************************************************************/
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#include "debugginghelper.h"
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#include <coreplugin/icore.h>
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#include <QtCore/QFileInfo>
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#include <QtCore/QCoreApplication>
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#include <QtCore/QHash>
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#include <QtCore/QProcess>
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#include <QtCore/QDir>
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#include <QtCore/QDateTime>
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#include <QtGui/QDesktopServices>
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using namespace ProjectExplorer;
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QString DebuggingHelperLibrary::findSystemQt(const Environment &env)
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{
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QStringList paths = env.path();
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foreach (const QString &path, paths) {
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foreach (const QString &possibleCommand, possibleQMakeCommands()) {
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const QFileInfo qmake(path + QLatin1Char('/') + possibleCommand);
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if (qmake.exists()) {
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if (!qtVersionForQMake(qmake.absoluteFilePath()).isNull()) {
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return qmake.absoluteFilePath();
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}
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}
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}
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}
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return QString::null;
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}
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QStringList DebuggingHelperLibrary::debuggingHelperLibraryDirectories(const QString &qtInstallData)
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{
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const QChar slash = QLatin1Char('/');
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const uint hash = qHash(qtInstallData);
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QStringList directories;
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directories
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<< (qtInstallData + QLatin1String("/qtc-debugging-helper/"))
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<< QDir::cleanPath((QCoreApplication::applicationDirPath() + QLatin1String("/../qtc-debugging-helper/") + QString::number(hash))) + slash
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<< (QDesktopServices::storageLocation(QDesktopServices::DataLocation) + QLatin1String("/qtc-debugging-helper/") + QString::number(hash)) + slash;
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return directories;
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}
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QString DebuggingHelperLibrary::qtInstallDataDir(const QString &qmakePath)
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{
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QProcess proc;
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proc.start(qmakePath, QStringList() << QLatin1String("-query") << QLatin1String("QT_INSTALL_DATA"));
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if (proc.waitForFinished())
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return QString(proc.readAll().trimmed());
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return QString::null;
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}
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// Debugging Helper Library
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static inline QString helperFilePath(const QString &directory)
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{
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#if defined(Q_OS_WIN)
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return directory + QLatin1String("debug/gdbmacros.dll");
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#elif defined(Q_OS_MAC)
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return directory + QLatin1String("libgdbmacros.dylib");
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#else // generic UNIX
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return directory + QLatin1String("libgdbmacros.so");
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#endif
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}
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QStringList DebuggingHelperLibrary::debuggingHelperLibraryLocationsByInstallData(const QString &qtInstallData)
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{
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QStringList result;
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foreach(const QString &directory, debuggingHelperLibraryDirectories(qtInstallData))
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result << QFileInfo(helperFilePath(directory)).filePath();
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return result;
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}
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QString DebuggingHelperLibrary::debuggingHelperLibraryByInstallData(const QString &qtInstallData)
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{
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const QString dumperSourcePath = Core::ICore::instance()->resourcePath() + QLatin1String("/gdbmacros/");
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QDateTime lastModified = QFileInfo(dumperSourcePath + "gdbmacros.cpp").lastModified();
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foreach(const QString &directory, debuggingHelperLibraryDirectories(qtInstallData)) {
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const QFileInfo fi(helperFilePath(directory));
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if (fi.exists() && fi.lastModified() >= lastModified)
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return fi.filePath();
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}
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return QString();
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}
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QString DebuggingHelperLibrary::buildDebuggingHelperLibrary(const QString &qmakePath, const QString &make, const Environment &env)
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{
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QString errorMessage;
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const QString directory = copyDebuggingHelperLibrary(qtInstallDataDir(qmakePath), &errorMessage);
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if (directory.isEmpty())
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return errorMessage;
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return buildDebuggingHelperLibrary(directory, make, qmakePath, QString::null, env);
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}
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// Copy helper source files to a target directory, replacing older files.
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static bool copyDebuggingHelperFiles(const QStringList &files,
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const QString &targetDirectory,
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QString *errorMessage)
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{
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const QString dumperSourcePath = Core::ICore::instance()->resourcePath() + QLatin1String("/gdbmacros/");
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if (!QDir().mkpath(targetDirectory)) {
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*errorMessage = QCoreApplication::translate("ProjectExplorer::DebuggingHelperLibrary", "The target directory %1 could not be created.").arg(targetDirectory);
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return false;
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}
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foreach (const QString &file, files) {
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const QString source = dumperSourcePath + file;
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const QString dest = targetDirectory + file;
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const QFileInfo destInfo(dest);
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if (destInfo.exists()) {
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if (destInfo.lastModified() >= QFileInfo(source).lastModified())
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continue;
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if (!QFile::remove(dest)) {
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*errorMessage = QCoreApplication::translate("ProjectExplorer::DebuggingHelperLibrary", "The existing file %1 could not be removed.").arg(destInfo.absoluteFilePath());
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return false;
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}
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}
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if (!QFile::copy(source, dest)) {
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*errorMessage = QCoreApplication::translate("ProjectExplorer::DebuggingHelperLibrary", "The file %1 could not be copied to %2.").arg(source, dest);
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return false;
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}
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}
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return true;
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}
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QString DebuggingHelperLibrary::copyDebuggingHelperLibrary(const QString &qtInstallData,
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QString *errorMessage)
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{
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// Locations to try:
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// $QTDIR/qtc-debugging-helper
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// $APPLICATION-DIR/qtc-debugging-helper/$hash
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// $USERDIR/qtc-debugging-helper/$hash
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const QStringList directories = DebuggingHelperLibrary::debuggingHelperLibraryDirectories(qtInstallData);
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QStringList files;
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files << QLatin1String("gdbmacros.cpp") << QLatin1String("gdbmacros_p.h") << QLatin1String("gdbmacros.h") << QLatin1String("gdbmacros.pro")
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<< QLatin1String("LICENSE.LGPL") << QLatin1String("LGPL_EXCEPTION.TXT");
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// Try to find a writeable directory.
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foreach(const QString &directory, directories)
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if (copyDebuggingHelperFiles(files, directory, errorMessage)) {
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errorMessage->clear();
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return directory;
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}
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*errorMessage = QCoreApplication::translate("ProjectExplorer::DebuggingHelperLibrary", "The debugger helpers could not be built in any of the directories:\n- %1\n\nReason: %2")
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.arg(directories.join(QLatin1String("\n- ")), *errorMessage);
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return QString();
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}
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QString DebuggingHelperLibrary::buildDebuggingHelperLibrary(const QString &directory, const QString &makeCommand, const QString &qmakeCommand, const QString &mkspec, const Environment &env)
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{
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QString output;
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const QChar newline = QLatin1Char('\n');
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// Setup process
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QProcess proc;
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proc.setEnvironment(env.toStringList());
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proc.setWorkingDirectory(directory);
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proc.setProcessChannelMode(QProcess::MergedChannels);
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output += QCoreApplication::translate("ProjectExplorer::DebuggingHelperLibrary", "Building debugging helper library in %1\n").arg(directory);
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output += newline;
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const QString makeFullPath = env.searchInPath(makeCommand);
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if (QFileInfo(directory + QLatin1String("/Makefile")).exists()) {
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if (!makeFullPath.isEmpty()) {
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const QString cleanTarget = QLatin1String("distclean");
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output += QCoreApplication::translate("ProjectExplorer::DebuggingHelperLibrary", "Running %1 %2...\n").arg(makeFullPath, cleanTarget);
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proc.start(makeFullPath, QStringList(cleanTarget));
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proc.waitForFinished();
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output += QString::fromLocal8Bit(proc.readAll());
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} else {
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output += QCoreApplication::translate("ProjectExplorer::DebuggingHelperLibrary", "%1 not found in PATH\n").arg(makeCommand);
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return output;
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}
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}
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output += newline;
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output += QCoreApplication::translate("ProjectExplorer::DebuggingHelperLibrary", "Running %1 ...\n").arg(qmakeCommand);
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QStringList makeArgs;
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makeArgs << QLatin1String("-spec")<< (mkspec.isEmpty() ? QString(QLatin1String("default")) : mkspec) << QLatin1String("gdbmacros.pro");
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proc.start(qmakeCommand, makeArgs);
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proc.waitForFinished();
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output += proc.readAll();
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output += newline;;
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if (!makeFullPath.isEmpty()) {
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output += QCoreApplication::translate("ProjectExplorer::DebuggingHelperLibrary", "Running %1 ...\n").arg(makeFullPath);
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proc.start(makeFullPath, QStringList());
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proc.waitForFinished();
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output += proc.readAll();
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} else {
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output += QCoreApplication::translate("ProjectExplorer::DebuggingHelperLibrary", "%1 not found in PATH\n").arg(makeCommand);
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}
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return output;
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}
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QString DebuggingHelperLibrary::qtVersionForQMake(const QString &qmakePath)
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{
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QString binary = qmakePath.mid(qmakePath.lastIndexOf('/')+1);
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if (!possibleQMakeCommands().contains(binary))
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return QString();
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QProcess qmake;
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qmake.start(qmakePath, QStringList(QLatin1String("--version")));
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if (!qmake.waitForFinished())
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return QString::null;
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QString output = qmake.readAllStandardOutput();
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QRegExp regexp(QLatin1String("(QMake version|QMake version:)[\\s]*([\\d.]*)"), Qt::CaseInsensitive);
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regexp.indexIn(output);
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if (regexp.cap(2).startsWith(QLatin1String("2."))) {
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QRegExp regexp2(QLatin1String("Using Qt version[\\s]*([\\d\\.]*)"), Qt::CaseInsensitive);
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regexp2.indexIn(output);
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return regexp2.cap(1);
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}
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return QString();
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}
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QStringList DebuggingHelperLibrary::possibleQMakeCommands()
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{
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// On windows noone has renamed qmake, right?
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#ifdef Q_OS_WIN
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return QStringList(QLatin1String("qmake.exe"));
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#else
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// On unix some distributions renamed qmake to avoid clashes
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QStringList result;
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result << QLatin1String("qmake-qt4") << QLatin1String("qmake4") << QLatin1String("qmake");
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return result;
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#endif
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}
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