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/**************************************************************************
**
** This file is part of Qt SDK**
**
** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).*
**
** Contact: Nokia Corporation qt-info@nokia.com**
**
** No Commercial Usage
**
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
**
** 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, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception version
** 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you are unsure which license is appropriate for your use, please contact
** (qt-info@nokia.com).
**
**************************************************************************/
#include "macreplaceinstallnamesoperation.h"
#include "fsengineclient.h"
#include <QtCore/QDirIterator>
#include <QtCore/QDebug>
#include <QtCore/QBuffer>
#include <QtCore/QProcess>
using namespace QInstaller;
MacReplaceInstallNamesOperation::MacReplaceInstallNamesOperation()
{
setName(QLatin1String("ReplaceInstallNames"));
}
void MacReplaceInstallNamesOperation::backup()
{
}
bool MacReplaceInstallNamesOperation::performOperation()
{
// Arguments:
// 1. indicator to find the original build directory
// 2. new build directory
// 3. directory containing frameworks
if( arguments().count() != 3 ) {
setError( InvalidArguments );
setErrorString( tr("Invalid arguments in %0: %1 arguments given, 3 expected.")
.arg(name()).arg( arguments().count() ) );
return false;
}
QString indicator = arguments().at(0);
QString installationDir = arguments().at(1);
QString searchDir = arguments().at(2);
return apply(indicator, installationDir, searchDir);
}
bool MacReplaceInstallNamesOperation::undoOperation()
{
return true;
}
bool MacReplaceInstallNamesOperation::testOperation()
{
return true;
}
KDUpdater::UpdateOperation* MacReplaceInstallNamesOperation::clone() const
{
return new MacReplaceInstallNamesOperation;
}
bool MacReplaceInstallNamesOperation::apply(const QString& indicator, const QString& installationDir, const QString& searchDir)
{
mOriginalBuildDir.clear();
mIndicator = indicator;
mInstallationDir = installationDir;
{
QDirIterator dirIterator(searchDir, QDirIterator::Subdirectories | QDirIterator::FollowSymlinks);
while (dirIterator.hasNext()) {
QString dirName = dirIterator.next();
if (dirName.endsWith(QLatin1String(".framework")))
relocateFramework(dirName);
}
}
return error() == NoError;
}
void MacReplaceInstallNamesOperation::extractExecutableInfo(const QString& fileName, QString& frameworkId, QStringList& frameworks)
{
QProcess otool;
otool.start(QLatin1String("otool"), QStringList() << QLatin1String("-l") << fileName);
if (!otool.waitForStarted()) {
setError(UserDefinedError, tr("Can't invoke otool."));
return;
}
otool.waitForFinished();
enum State {
State_Start,
State_LC_ID_DYLIB,
State_LC_LOAD_DYLIB
};
State state = State_Start;
QByteArray outputData = otool.readAllStandardOutput();
QBuffer output(&outputData);
output.open(QBuffer::ReadOnly);
while (!output.atEnd()) {
QString line = QString::fromLocal8Bit(output.readLine());
line = line.trimmed();
// qDebug() << line;
if (line.startsWith(QLatin1String("cmd "))) {
line.remove(0, 4);
if (line == QLatin1String("LC_LOAD_DYLIB"))
state = State_LC_LOAD_DYLIB;
else if (line == QLatin1String("LC_ID_DYLIB"))
state = State_LC_ID_DYLIB;
else
state = State_Start;
} else if (state == State_LC_LOAD_DYLIB && line.startsWith(QLatin1String("name "))) {
line.remove(0, 5);
int idx = line.indexOf(QLatin1String("(offset"));
if (idx > 0)
line.truncate(idx);
line = line.trimmed();
frameworks.append(line);
} else if (state == State_LC_ID_DYLIB && line.startsWith(QLatin1String("name "))) {
line.remove(0, 5);
int idx = line.indexOf(QLatin1String("(offset"));
if (idx > 0)
line.truncate(idx);
line = line.trimmed();
frameworkId = line;
mOriginalBuildDir = frameworkId;
idx = mOriginalBuildDir.indexOf(mIndicator);
if (idx < 0) {
mOriginalBuildDir.clear();
} else {
mOriginalBuildDir.truncate(idx);
}
if (mOriginalBuildDir.endsWith(QLatin1Char('/')))
mOriginalBuildDir.chop(1);
}
}
}
void MacReplaceInstallNamesOperation::relocateBinary(const QString& fileName)
{
QString frameworkId;
QStringList frameworks;
extractExecutableInfo(fileName, frameworkId, frameworks);
QStringList args;
if (frameworkId.contains(mIndicator)) {
args << QLatin1String("-id") << fileName << fileName;
execCommand(QLatin1String("install_name_tool"), args);
}
foreach (const QString& fw, frameworks) {
if (!fw.contains(mOriginalBuildDir))
continue;
QString newPath = fw;
newPath.replace(mOriginalBuildDir, mInstallationDir);
args.clear();
args << QLatin1String("-change") << fw << newPath << fileName;
execCommand(QLatin1String("install_name_tool"), args);
}
}
void MacReplaceInstallNamesOperation::relocateFramework(const QString& directoryName)
{
//qDebug() << "relocateFramework" << directoryName;
QFileInfo fi(directoryName);
QString frameworkName = fi.baseName();
fi.setFile(directoryName + QLatin1String("/Versions/Current/") + frameworkName);
if (fi.exists()) {
QString fileName = fi.isSymLink() ? fi.symLinkTarget() : fi.absoluteFilePath();
relocateBinary(fileName);
}
fi.setFile(directoryName + QLatin1String("/Versions/Current/") + frameworkName + QLatin1String("_debug"));
if (fi.exists()) {
QString fileName = fi.isSymLink() ? fi.symLinkTarget() : fi.absoluteFilePath();
relocateBinary(fileName);
}
}
bool MacReplaceInstallNamesOperation::execCommand(const QString& cmd, const QStringList& args)
{
//qDebug() << cmd << args;
QProcessWrapper process;
process.start(cmd, args);
if (!process.waitForStarted()) {
setError(UserDefinedError, tr("Can't start process %0.").arg(cmd));
return false;
}
process.waitForFinished();
return true;
}
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