shared.cpp

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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include <QCoreApplication>
#include <QString>
#include <QStringList>
#include <QDebug>
#include <iostream>
#include <utility>
#include <QProcess>
#include <QDir>
#include <QSet>
#include <QVariant>
#include <QVariantMap>
#include <QStack>
#include <QDirIterator>
#include <QLibraryInfo>
#include <QJsonDocument>
#include <QJsonObject>
#include <QJsonArray>
#include <QJsonValue>
#include <QRegularExpression>
#include "shared.h"
 
#ifdef Q_OS_DARWIN
#include <CoreFoundation/CoreFoundation.h>
#endif
 
bool runStripEnabled = true;
bool alwaysOwerwriteEnabled = false;
bool runCodesign = false;
QStringList librarySearchPath;
QString codesignIdentiy;
QString extraEntitlements;
bool hardenedRuntime = false;
bool secureTimestamp = false;
bool appstoreCompliant = false;
int logLevel = 1;
bool deployFramework = false;
 
using std::cout;
using std::endl;
using namespace Qt::StringLiterals;
 
bool operator==(const FrameworkInfo &a, const FrameworkInfo &b)
{
    return ((a.frameworkPath == b.frameworkPath) && (a.binaryPath == b.binaryPath));
}
 
QDebug operator<<(QDebug debug, const FrameworkInfo &info)
{
    debug << "Framework name" << info.frameworkName << "\n";
    debug << "Framework directory" << info.frameworkDirectory << "\n";
    debug << "Framework path" << info.frameworkPath << "\n";
    debug << "Binary directory" << info.binaryDirectory << "\n";
    debug << "Binary name" << info.binaryName << "\n";
    debug << "Binary path" << info.binaryPath << "\n";
    debug << "Version" << info.version << "\n";
    debug << "Install name" << info.installName << "\n";
    debug << "Deployed install name" << info.deployedInstallName << "\n";
    debug << "Source file Path" << info.sourceFilePath << "\n";
    debug << "Framework Destination Directory (relative to bundle)" << info.frameworkDestinationDirectory << "\n";
    debug << "Binary Destination Directory (relative to bundle)" << info.binaryDestinationDirectory << "\n";
 
    return debug;
}
 
const QString bundleFrameworkDirectory = "Contents/Frameworks";
 
inline QDebug operator<<(QDebug debug, const ApplicationBundleInfo &info)
{
    debug << "Application bundle path" << info.path << "\n";
    debug << "Binary path" << info.binaryPath << "\n";
    debug << "Additional libraries" << info.libraryPaths << "\n";
    return debug;
}
 
bool copyFilePrintStatus(const QString &from, const QString &to)
{
    if (QFile::exists(to)) {
        if (alwaysOwerwriteEnabled) {
            QFile(to).remove();
        } else {
            qDebug() << "File exists, skip copy:" << to;
            return false;
        }
    }
 
    if (QFile::copy(from, to)) {
        QFile dest(to);
        dest.setPermissions(dest.permissions() | QFile::WriteOwner | QFile::WriteUser);
        LogNormal() << " copied:" << from;
        LogNormal() << " to" << to;
 
        // The source file might not have write permissions set. Set the
        // write permission on the target file to make sure we can use
        // install_name_tool on it later.
        QFile toFile(to);
        if (toFile.permissions() & QFile::WriteOwner)
            return true;
 
        if (!toFile.setPermissions(toFile.permissions() | QFile::WriteOwner)) {
            LogError() << "Failed to set u+w permissions on target file: " << to;
            return false;
        }
 
        return true;
    } else {
        LogError() << "file copy failed from" << from;
        LogError() << " to" << to;
        return false;
    }
}
 
bool linkFilePrintStatus(const QString &file, const QString &link)
{
    if (QFile::exists(link)) {
        if (QFile(link).symLinkTarget().isEmpty())
            LogError() << link << "exists but it's a file.";
        else
            LogNormal() << "Symlink exists, skipping:" << link;
        return false;
    } else if (QFile::link(file, link)) {
        LogNormal() << " symlink" << link;
        LogNormal() << " points to" << file;
        return true;
    } else {
        LogError() << "failed to symlink" << link;
        LogError() << " to" << file;
        return false;
    }
}
 
void patch_debugInInfoPlist(const QString &infoPlistPath)
{
    // Older versions of qmake may have the "_debug" binary as
    // the value for CFBundleExecutable. Remove it.
    QFile infoPlist(infoPlistPath);
    infoPlist.open(QIODevice::ReadOnly);
    QByteArray contents = infoPlist.readAll();
    infoPlist.close();
    infoPlist.open(QIODevice::WriteOnly | QIODevice::Truncate);
    contents.replace("_debug", ""); // surely there are no legit uses of "_debug" in an Info.plist
    infoPlist.write(contents);
}
 
OtoolInfo findDependencyInfo(const QString &binaryPath)
{
    OtoolInfo info;
    info.binaryPath = binaryPath;
 
    LogDebug() << "Using otool:";
    LogDebug() << " inspecting" << binaryPath;
    QProcess otool;
    otool.start("otool", QStringList() << "-L" << binaryPath);
    otool.waitForFinished(-1);
 
    if (otool.exitStatus() != QProcess::NormalExit || otool.exitCode() != 0) {
        LogError() << otool.readAllStandardError();
        return info;
    }
 
    static const QRegularExpression regexp(QStringLiteral(
        "^\\t(.+) \\(compatibility version (\\d+\\.\\d+\\.\\d+), "
        "current version (\\d+\\.\\d+\\.\\d+)(, weak|, reexport)?\\)$"));
 
    QString output = otool.readAllStandardOutput();
    QStringList outputLines = output.split("\n", Qt::SkipEmptyParts);
    if (outputLines.size() < 2) {
        LogError() << "Could not parse otool output:" << output;
        return info;
    }
 
    outputLines.removeFirst(); // remove line containing the binary path
    if (binaryPath.contains(".framework/") || binaryPath.endsWith(".dylib")) {
        const auto match = regexp.match(outputLines.constFirst());
        if (match.hasMatch()) {
            QString installname = match.captured(1);
            if (QFileInfo(binaryPath).fileName() == QFileInfo(installname).fileName()) {
                info.installName = installname;
                info.compatibilityVersion = QVersionNumber::fromString(match.captured(2));
                info.currentVersion = QVersionNumber::fromString(match.captured(3));
                outputLines.removeFirst();
            } else {
                info.installName = binaryPath;
            }
        } else {
            LogDebug() << "Could not parse otool output line:" << outputLines.constFirst();
            outputLines.removeFirst();
        }
    }
 
    for (const QString &outputLine : outputLines) {
        const auto match = regexp.match(outputLine);
        if (match.hasMatch()) {
            if (match.captured(1) == info.installName)
                continue; // Another arch reference to the same binary
            DylibInfo dylib;
            dylib.binaryPath = match.captured(1);
            dylib.compatibilityVersion = QVersionNumber::fromString(match.captured(2));
            dylib.currentVersion = QVersionNumber::fromString(match.captured(3));
            info.dependencies << dylib;
        } else {
            LogDebug() << "Could not parse otool output line:" << outputLine;
        }
    }
 
    return info;
}
 
FrameworkInfo parseOtoolLibraryLine(const QString &line, const QString &appBundlePath, const QList<QString> &rpaths, bool useDebugLibs)
{
    FrameworkInfo info;
    QString trimmed = line.trimmed();
 
    if (trimmed.isEmpty())
        return info;
 
    // Don't deploy system libraries.
    if (trimmed.startsWith("/System/Library/") ||
        (trimmed.startsWith("/usr/lib/") && trimmed.contains("libQt") == false) // exception for libQtuitools and libQtlucene
        || trimmed.startsWith("@executable_path") || trimmed.startsWith("@loader_path"))
        return info;
 
    // Resolve rpath relative libraries.
    if (trimmed.startsWith("@rpath/")) {
        QString rpathRelativePath = trimmed.mid(QStringLiteral("@rpath/").length());
        bool foundInsideBundle = false;
        for (const QString &rpath : std::as_const(rpaths)) {
            QString path = QDir::cleanPath(rpath + "/" + rpathRelativePath);
            // Skip paths already inside the bundle.
            if (!appBundlePath.isEmpty()) {
                if (QDir::isAbsolutePath(appBundlePath)) {
                    if (path.startsWith(QDir::cleanPath(appBundlePath) + "/")) {
                        foundInsideBundle = true;
                        continue;
                    }
                } else {
                    if (path.startsWith(QDir::cleanPath(QDir::currentPath() + "/" + appBundlePath) + "/")) {
                        foundInsideBundle = true;
                        continue;
                    }
                }
            }
            // Try again with substituted rpath.
            FrameworkInfo resolvedInfo = parseOtoolLibraryLine(path, appBundlePath, rpaths, useDebugLibs);
            if (!resolvedInfo.frameworkName.isEmpty() && QFile::exists(resolvedInfo.frameworkPath)) {
                resolvedInfo.rpathUsed = rpath;
                resolvedInfo.installName = trimmed;
                return resolvedInfo;
            }
        }
        if (!rpaths.isEmpty() && !foundInsideBundle) {
            LogError() << "Cannot resolve rpath" << trimmed;
            LogError() << " using" << rpaths;
        }
        return info;
    }
 
    enum State {QtPath, FrameworkName, DylibName, Version, FrameworkBinary, End};
    State state = QtPath;
    int part = 0;
    QString name;
    QString qtPath;
    QString suffix = useDebugLibs ? "_debug" : "";
 
    // Split the line into [Qt-path]/lib/qt[Module].framework/Versions/[Version]/
    QStringList parts = trimmed.split("/");
    while (part < parts.count()) {
        const QString currentPart = parts.at(part).simplified();
        ++part;
        if (currentPart == "")
            continue;
 
        if (state == QtPath) {
            // Check for library name part
            if (part < parts.count() && parts.at(part).contains(".dylib")) {
                info.frameworkDirectory += "/" + QString(qtPath + currentPart + "/").simplified();
                state = DylibName;
                continue;
            } else if (part < parts.count() && parts.at(part).endsWith(".framework")) {
                info.frameworkDirectory += "/" + QString(qtPath + "lib/").simplified();
                state = FrameworkName;
                continue;
            } else if (trimmed.startsWith("/") == false) {      // If the line does not contain a full path, the app is using a binary Qt package.
                QStringList partsCopy = parts;
                partsCopy.removeLast();
                for (QString &path : librarySearchPath) {
                    if (!path.endsWith("/"))
                        path += '/';
                    QString nameInPath = path + parts.join(u'/');
                    if (QFile::exists(nameInPath)) {
                        info.frameworkDirectory = path + partsCopy.join(u'/');
                        break;
                    }
                }
                if (currentPart.contains(".framework")) {
                    if (info.frameworkDirectory.isEmpty())
                        info.frameworkDirectory = "/Library/Frameworks/" + partsCopy.join(u'/');
                    if (!info.frameworkDirectory.endsWith("/"))
                        info.frameworkDirectory += "/";
                    state = FrameworkName;
                    --part;
                    continue;
                } else if (currentPart.contains(".dylib")) {
                    if (info.frameworkDirectory.isEmpty())
                        info.frameworkDirectory = "/usr/lib/" + partsCopy.join(u'/');
                    if (!info.frameworkDirectory.endsWith("/"))
                        info.frameworkDirectory += "/";
                    state = DylibName;
                    --part;
                    continue;
                }
            }
            qtPath += (currentPart + "/");
 
        } if (state == FrameworkName) {
            // remove ".framework"
            name = currentPart;
            name.chop(QString(".framework").length());
            info.isDylib = false;
            info.frameworkName = currentPart;
            state = Version;
            ++part;
            continue;
        } if (state == DylibName) {
            name = currentPart;
            info.isDylib = true;
            info.frameworkName = name;
            info.binaryName = name.contains(suffix) ? name : name.left(name.indexOf('.')) + suffix + name.mid(name.indexOf('.'));
            info.deployedInstallName = "@executable_path/../Frameworks/" + info.binaryName;
            info.frameworkPath = info.frameworkDirectory + info.binaryName;
            info.sourceFilePath = info.frameworkPath;
            info.frameworkDestinationDirectory = bundleFrameworkDirectory + "/";
            info.binaryDestinationDirectory = info.frameworkDestinationDirectory;
            info.binaryDirectory = info.frameworkDirectory;
            info.binaryPath = info.frameworkPath;
            state = End;
            ++part;
            continue;
        } else if (state == Version) {
            info.version = currentPart;
            info.binaryDirectory = "Versions/" + info.version;
            info.frameworkPath = info.frameworkDirectory + info.frameworkName;
            info.frameworkDestinationDirectory = bundleFrameworkDirectory + "/" + info.frameworkName;
            info.binaryDestinationDirectory = info.frameworkDestinationDirectory + "/" + info.binaryDirectory;
            state = FrameworkBinary;
        } else if (state == FrameworkBinary) {
            info.binaryName = currentPart.contains(suffix) ? currentPart : currentPart + suffix;
            info.binaryPath = "/" + info.binaryDirectory + "/" + info.binaryName;
            info.deployedInstallName = "@executable_path/../Frameworks/" + info.frameworkName + info.binaryPath;
            info.sourceFilePath = info.frameworkPath + info.binaryPath;
            state = End;
        } else if (state == End) {
            break;
        }
    }
 
    if (!info.sourceFilePath.isEmpty() && QFile::exists(info.sourceFilePath)) {
        info.installName = findDependencyInfo(info.sourceFilePath).installName;
        if (info.installName.startsWith("@rpath/"))
            info.deployedInstallName = info.installName;
    }
 
    return info;
}
 
QString findAppBinary(const QString &appBundlePath)
{
    QString binaryPath;
 
#ifdef Q_OS_DARWIN
    CFStringRef bundlePath = appBundlePath.toCFString();
    CFURLRef bundleURL = CFURLCreateWithFileSystemPath(kCFAllocatorDefault, bundlePath,
                                                       kCFURLPOSIXPathStyle, true);
    CFRelease(bundlePath);
    CFBundleRef bundle = CFBundleCreate(kCFAllocatorDefault, bundleURL);
    if (bundle) {
        CFURLRef executableURL = CFBundleCopyExecutableURL(bundle);
        if (executableURL) {
            CFURLRef absoluteExecutableURL = CFURLCopyAbsoluteURL(executableURL);
            if (absoluteExecutableURL) {
                CFStringRef executablePath = CFURLCopyFileSystemPath(absoluteExecutableURL,
                                                                     kCFURLPOSIXPathStyle);
                if (executablePath) {
                    binaryPath = QString::fromCFString(executablePath);
                    CFRelease(executablePath);
                }
                CFRelease(absoluteExecutableURL);
            }
            CFRelease(executableURL);
        }
        CFRelease(bundle);
    }
    CFRelease(bundleURL);
#endif
 
    if (QFile::exists(binaryPath))
        return binaryPath;
    LogError() << "Could not find bundle binary for" << appBundlePath;
    return QString();
}
 
QStringList findAppFrameworkNames(const QString &appBundlePath)
{
    QStringList frameworks;
 
    // populate the frameworks list with QtFoo.framework etc,
    // as found in /Contents/Frameworks/
    QString searchPath = appBundlePath + "/Contents/Frameworks/";
    QDirIterator iter(searchPath, QStringList() << QString::fromLatin1("*.framework"),
                      QDir::Dirs | QDir::NoSymLinks);
    while (iter.hasNext()) {
        iter.next();
        frameworks << iter.fileInfo().fileName();
    }
 
    return frameworks;
}
 
QStringList findAppFrameworkPaths(const QString &appBundlePath)
{
    QStringList frameworks;
    QString searchPath = appBundlePath + "/Contents/Frameworks/";
    QDirIterator iter(searchPath, QStringList() << QString::fromLatin1("*.framework"),
                      QDir::Dirs | QDir::NoSymLinks);
    while (iter.hasNext()) {
        iter.next();
        frameworks << iter.fileInfo().filePath();
    }
 
    return frameworks;
}
 
QStringList findAppLibraries(const QString &appBundlePath)
{
    QStringList result;
    // dylibs
    QDirIterator iter(appBundlePath, QStringList() << QString::fromLatin1("*.dylib") << QString::fromLatin1("*.so"),
            QDir::Files | QDir::NoSymLinks, QDirIterator::Subdirectories);
    while (iter.hasNext()) {
        iter.next();
        result << iter.fileInfo().filePath();
    }
    return result;
}
 
QStringList findAppBundleFiles(const QString &appBundlePath, bool absolutePath = false)
{
    QStringList result;
 
    QDirIterator iter(appBundlePath, QStringList() << QString::fromLatin1("*"),
            QDir::Files, QDirIterator::Subdirectories);
 
    while (iter.hasNext()) {
        iter.next();
        if (iter.fileInfo().isSymLink())
            continue;
        result << (absolutePath ? iter.fileInfo().absoluteFilePath() : iter.fileInfo().filePath());
    }
 
    return result;
}
 
QString findEntitlementsFile(const QString& path)
{
    QDirIterator iter(path, QStringList() << QString::fromLatin1("*.entitlements"),
            QDir::Files, QDirIterator::Subdirectories);
 
    while (iter.hasNext()) {
        iter.next();
        if (iter.fileInfo().isSymLink())
            continue;
 
        //return the first entitlements file - only one is used for signing anyway
        return iter.fileInfo().absoluteFilePath();
    }
 
    return QString();
}
 
QList<FrameworkInfo> getQtFrameworks(const QList<DylibInfo> &dependencies, const QString &appBundlePath, const QList<QString> &rpaths, bool useDebugLibs)
{
    QList<FrameworkInfo> libraries;
    for (const DylibInfo &dylibInfo : dependencies) {
        FrameworkInfo info = parseOtoolLibraryLine(dylibInfo.binaryPath, appBundlePath, rpaths, useDebugLibs);
        if (info.frameworkName.isEmpty() == false) {
            LogDebug() << "Adding framework:";
            LogDebug() << info;
            libraries.append(info);
        }
    }
    return libraries;
}
 
QString resolveDyldPrefix(const QString &path, const QString &loaderPath, const QString &executablePath)
{
    if (path.startsWith("@")) {
        if (path.startsWith(QStringLiteral("@executable_path/"))) {
            // path relative to bundle executable dir
            if (QDir::isAbsolutePath(executablePath)) {
                return QDir::cleanPath(QFileInfo(executablePath).path() + path.mid(QStringLiteral("@executable_path").length()));
            } else {
                return QDir::cleanPath(QDir::currentPath() + "/" +
                                       QFileInfo(executablePath).path() + path.mid(QStringLiteral("@executable_path").length()));
            }
        } else if (path.startsWith(QStringLiteral("@loader_path"))) {
            // path relative to loader dir
            if (QDir::isAbsolutePath(loaderPath)) {
                return QDir::cleanPath(QFileInfo(loaderPath).path() + path.mid(QStringLiteral("@loader_path").length()));
            } else {
                return QDir::cleanPath(QDir::currentPath() + "/" +
                                       QFileInfo(loaderPath).path() + path.mid(QStringLiteral("@loader_path").length()));
            }
        } else {
          LogError() << "Unexpected prefix" << path;
        }
    }
    return path;
}
 
QList<QString> getBinaryRPaths(const QString &path, bool resolve = true, QString executablePath = QString())
{
    QList<QString> rpaths;
 
    QProcess otool;
    otool.start("otool", QStringList() << "-l" << path);
    otool.waitForFinished();
 
    if (otool.exitCode() != 0) {
        LogError() << otool.readAllStandardError();
    }
 
    if (resolve && executablePath.isEmpty()) {
      executablePath = path;
    }
 
    QString output = otool.readAllStandardOutput();
    QStringList outputLines = output.split("\n");
 
    for (auto i = outputLines.cbegin(), end = outputLines.cend(); i != end; ++i) {
        if (i->contains("cmd LC_RPATH") && ++i != end &&
            i->contains("cmdsize") && ++i != end) {
            const QString &rpathCmd = *i;
            int pathStart = rpathCmd.indexOf("path ");
            int pathEnd = rpathCmd.indexOf(" (");
            if (pathStart >= 0 && pathEnd >= 0 && pathStart < pathEnd) {
                QString rpath = rpathCmd.mid(pathStart + 5, pathEnd - pathStart - 5);
                if (resolve) {
                    rpaths << resolveDyldPrefix(rpath, path, executablePath);
                } else {
                    rpaths << rpath;
                }
            }
        }
    }
 
    return rpaths;
}
 
QList<FrameworkInfo> getQtFrameworks(const QString &path, const QString &appBundlePath, const QList<QString> &rpaths, bool useDebugLibs)
{
    const OtoolInfo info = findDependencyInfo(path);
    QList<QString> allRPaths = rpaths + getBinaryRPaths(path);
    allRPaths.removeDuplicates();
    return getQtFrameworks(info.dependencies, appBundlePath, allRPaths, useDebugLibs);
}
 
QList<FrameworkInfo> getQtFrameworksForPaths(const QStringList &paths, const QString &appBundlePath, const QList<QString> &rpaths, bool useDebugLibs)
{
    QList<FrameworkInfo> result;
    QSet<QString> existing;
    for (const QString &path : paths) {
        for (const FrameworkInfo &info : getQtFrameworks(path, appBundlePath, rpaths, useDebugLibs)) {
            if (!existing.contains(info.frameworkPath)) { // avoid duplicates
                existing.insert(info.frameworkPath);
                result << info;
            }
        }
    }
    return result;
}
 
QStringList getBinaryDependencies(const QString executablePath,
                                  const QString &path,
                                  const QList<QString> &additionalBinariesContainingRpaths)
{
    QStringList binaries;
 
    const auto dependencies = findDependencyInfo(path).dependencies;
 
    bool rpathsLoaded = false;
    QList<QString> rpaths;
 
    // return bundle-local dependencies. (those starting with @executable_path)
    for (const DylibInfo &info : dependencies) {
        QString trimmedLine = info.binaryPath;
        if (trimmedLine.startsWith("@executable_path/")) {
            QString binary = QDir::cleanPath(executablePath + trimmedLine.mid(QStringLiteral("@executable_path/").length()));
            if (binary != path)
                binaries.append(binary);
        } else if (trimmedLine.startsWith("@loader_path/")) {
            QString binary = QDir::cleanPath(QFileInfo(path).path() + "/" + trimmedLine.mid(QStringLiteral("@loader_path/").length()));
            if (binary != path)
                binaries.append(binary);
        } else if (trimmedLine.startsWith("@rpath/")) {
            if (!rpathsLoaded) {
                rpaths = getBinaryRPaths(path, true, executablePath);
                for (const QString &binaryPath : additionalBinariesContainingRpaths)
                    rpaths += getBinaryRPaths(binaryPath, true);
                rpaths.removeDuplicates();
                rpathsLoaded = true;
            }
            bool resolved = false;
            for (const QString &rpath : std::as_const(rpaths)) {
                QString binary = QDir::cleanPath(rpath + "/" + trimmedLine.mid(QStringLiteral("@rpath/").length()));
                LogDebug() << "Checking for" << binary;
                if (QFile::exists(binary)) {
                    binaries.append(binary);
                    resolved = true;
                    break;
                }
            }
            if (!resolved && !rpaths.isEmpty()) {
                LogError() << "Cannot resolve rpath" << trimmedLine;
                LogError() << " using" << rpaths;
            }
        }
    }
 
    return binaries;
}
 
// copies everything _inside_ sourcePath to destinationPath
bool recursiveCopy(const QString &sourcePath, const QString &destinationPath,
                   const QRegularExpression &ignoreRegExp = QRegularExpression())
{
    const QDir sourceDir(sourcePath);
    if (!sourceDir.exists())
        return false;
    QDir().mkpath(destinationPath);
 
    LogNormal() << "copy:" << sourcePath << destinationPath;
 
    const QStringList files = sourceDir.entryList(QStringList() << "*", QDir::Files | QDir::NoDotAndDotDot);
    const bool hasValidRegExp = ignoreRegExp.isValid() && ignoreRegExp.pattern().length() > 0;
    for (const QString &file : files) {
        if (hasValidRegExp && ignoreRegExp.match(file).hasMatch())
            continue;
        const QString fileSourcePath = sourcePath + "/" + file;
        const QString fileDestinationPath = destinationPath + "/" + file;
        copyFilePrintStatus(fileSourcePath, fileDestinationPath);
    }
 
    const QStringList subdirs = sourceDir.entryList(QStringList() << "*", QDir::Dirs | QDir::NoDotAndDotDot);
    for (const QString &dir : subdirs) {
        recursiveCopy(sourcePath + "/" + dir, destinationPath + "/" + dir);
    }
    return true;
}
 
void recursiveCopyAndDeploy(const QString &appBundlePath, const QList<QString> &rpaths, const QString &sourcePath, const QString &destinationPath)
{
    QDir().mkpath(destinationPath);
 
    LogNormal() << "copy:" << sourcePath << destinationPath;
    const bool isDwarfPath = sourcePath.endsWith("DWARF");
 
    const QDir sourceDir(sourcePath);
 
    const QStringList files = sourceDir.entryList(QStringList() << QStringLiteral("*"), QDir::Files | QDir::NoDotAndDotDot);
    for (const QString &file : files) {
        const QString fileSourcePath = sourcePath + u'/' + file;
 
        if (file.endsWith("_debug.dylib")) {
            continue; // Skip debug versions
        } else if (!isDwarfPath && file.endsWith(QStringLiteral(".dylib"))) {
            // App store code signing rules forbids code binaries in Contents/Resources/,
            // which poses a problem for deploying mixed .qml/.dylib Qt Quick imports.
            // Solve this by placing the dylibs in Contents/PlugIns/quick, and then
            // creting a symlink to there from the Qt Quick import in Contents/Resources/.
            //
            // Example:
            // MyApp.app/Contents/Resources/qml/QtQuick/Controls/libqtquickcontrolsplugin.dylib ->
            // ../../../../PlugIns/quick/libqtquickcontrolsplugin.dylib
            //
 
            // The .dylib destination path:
            QString fileDestinationDir = appBundlePath + QStringLiteral("/Contents/PlugIns/quick/");
            QDir().mkpath(fileDestinationDir);
            QString fileDestinationPath = fileDestinationDir + file;
 
            // The .dylib symlink destination path:
            QString linkDestinationPath = destinationPath + u'/' + file;
 
            // The (relative) link; with a correct number of "../"'s.
            QString linkPath = QStringLiteral("PlugIns/quick/") + file;
            int cdupCount = linkDestinationPath.count(QStringLiteral("/")) - appBundlePath.count(QStringLiteral("/"));
            for (int i = 0; i < cdupCount - 2; ++i)
                linkPath.prepend("../");
 
            if (copyFilePrintStatus(fileSourcePath, fileDestinationPath)) {
                linkFilePrintStatus(linkPath, linkDestinationPath);
 
                runStrip(fileDestinationPath);
                bool useDebugLibs = false;
                bool useLoaderPath = false;
                QList<FrameworkInfo> frameworks = getQtFrameworks(fileDestinationPath, appBundlePath, rpaths, useDebugLibs);
                deployQtFrameworks(frameworks, appBundlePath, QStringList(fileDestinationPath), useDebugLibs, useLoaderPath);
            }
        } else {
            QString fileDestinationPath = destinationPath + u'/' + file;
            copyFilePrintStatus(fileSourcePath, fileDestinationPath);
        }
    }
 
    const QStringList subdirs = sourceDir.entryList(QStringList() << QStringLiteral("*"), QDir::Dirs | QDir::NoDotAndDotDot);
    for (const QString &dir : subdirs) {
        recursiveCopyAndDeploy(appBundlePath, rpaths, sourcePath + u'/' + dir, destinationPath + u'/' + dir);
    }
}
 
QString copyDylib(const FrameworkInfo &framework, const QString path)
{
    if (!QFile::exists(framework.sourceFilePath)) {
        LogError() << "no file at" << framework.sourceFilePath;
        return QString();
    }
 
    // Construct destination paths. The full path typically looks like
    // MyApp.app/Contents/Frameworks/libfoo.dylib
    QString dylibDestinationDirectory = path + u'/' + framework.frameworkDestinationDirectory;
    QString dylibDestinationBinaryPath = dylibDestinationDirectory + u'/' + framework.binaryName;
 
    // Create destination directory
    if (!QDir().mkpath(dylibDestinationDirectory)) {
        LogError() << "could not create destination directory" << dylibDestinationDirectory;
        return QString();
    }
 
    // Return if the dylib has already been deployed
    if (QFileInfo::exists(dylibDestinationBinaryPath) && !alwaysOwerwriteEnabled)
        return dylibDestinationBinaryPath;
 
    // Copy dylib binary
    copyFilePrintStatus(framework.sourceFilePath, dylibDestinationBinaryPath);
    return dylibDestinationBinaryPath;
}
 
QString copyFramework(const FrameworkInfo &framework, const QString path)
{
    if (!QFile::exists(framework.sourceFilePath)) {
        LogError() << "no file at" << framework.sourceFilePath;
        return QString();
    }
 
    // Construct destination paths. The full path typically looks like
    // MyApp.app/Contents/Frameworks/Foo.framework/Versions/5/QtFoo
    QString frameworkDestinationDirectory = path + u'/' + framework.frameworkDestinationDirectory;
    QString frameworkBinaryDestinationDirectory = frameworkDestinationDirectory + u'/' + framework.binaryDirectory;
    QString frameworkDestinationBinaryPath = frameworkBinaryDestinationDirectory + u'/' + framework.binaryName;
 
    // Return if the framework has aleardy been deployed
    if (QDir(frameworkDestinationDirectory).exists() && !alwaysOwerwriteEnabled)
        return QString();
 
    // Create destination directory
    if (!QDir().mkpath(frameworkBinaryDestinationDirectory)) {
        LogError() << "could not create destination directory" << frameworkBinaryDestinationDirectory;
        return QString();
    }
 
    // Now copy the framework. Some parts should be left out (headers/, .prl files).
    // Some parts should be included (Resources/, symlink structure). We want this
    // function to make as few assumptions about the framework as possible while at
    // the same time producing a codesign-compatible framework.
 
    // Copy framework binary
    copyFilePrintStatus(framework.sourceFilePath, frameworkDestinationBinaryPath);
 
    // Copy Resources/, Libraries/ and Helpers/
    const QString resourcesSourcePath = framework.frameworkPath + "/Resources";
    const QString resourcesDestinationPath = frameworkDestinationDirectory + "/Versions/" + framework.version + "/Resources";
    // Ignore *.prl files that are in the Resources directory
    recursiveCopy(resourcesSourcePath, resourcesDestinationPath,
                  QRegularExpression("\\A(?:[^/]*\\.prl)\\z"));
    const QString librariesSourcePath = framework.frameworkPath + "/Libraries";
    const QString librariesDestinationPath = frameworkDestinationDirectory + "/Versions/" + framework.version + "/Libraries";
    bool createdLibraries = recursiveCopy(librariesSourcePath, librariesDestinationPath);
    const QString helpersSourcePath = framework.frameworkPath + "/Helpers";
    const QString helpersDestinationPath = frameworkDestinationDirectory + "/Versions/" + framework.version + "/Helpers";
    bool createdHelpers = recursiveCopy(helpersSourcePath, helpersDestinationPath);
 
    // Create symlink structure. Links at the framework root point to Versions/Current/
    // which again points to the actual version:
    // QtFoo.framework/QtFoo -> Versions/Current/QtFoo
    // QtFoo.framework/Resources -> Versions/Current/Resources
    // QtFoo.framework/Versions/Current -> 5
    linkFilePrintStatus("Versions/Current/" + framework.binaryName, frameworkDestinationDirectory + "/" + framework.binaryName);
    linkFilePrintStatus("Versions/Current/Resources", frameworkDestinationDirectory + "/Resources");
    if (createdLibraries)
        linkFilePrintStatus("Versions/Current/Libraries", frameworkDestinationDirectory + "/Libraries");
    if (createdHelpers)
        linkFilePrintStatus("Versions/Current/Helpers", frameworkDestinationDirectory + "/Helpers");
    linkFilePrintStatus(framework.version, frameworkDestinationDirectory + "/Versions/Current");
 
    // Correct Info.plist location for frameworks produced by older versions of qmake
    // Contents/Info.plist should be Versions/5/Resources/Info.plist
    const QString legacyInfoPlistPath = framework.frameworkPath + "/Contents/Info.plist";
    const QString correctInfoPlistPath = frameworkDestinationDirectory + "/Resources/Info.plist";
    if (QFile::exists(legacyInfoPlistPath)) {
        copyFilePrintStatus(legacyInfoPlistPath, correctInfoPlistPath);
        patch_debugInInfoPlist(correctInfoPlistPath);
    }
    return frameworkDestinationBinaryPath;
}
 
void runInstallNameTool(QStringList options)
{
    QProcess installNametool;
    installNametool.start("install_name_tool", options);
    installNametool.waitForFinished();
    if (installNametool.exitCode() != 0) {
        LogError() << installNametool.readAllStandardError();
        LogError() << installNametool.readAllStandardOutput();
    }
}
 
void changeIdentification(const QString &id, const QString &binaryPath)
{
    LogDebug() << "Using install_name_tool:";
    LogDebug() << " change identification in" << binaryPath;
    LogDebug() << " to" << id;
    runInstallNameTool(QStringList() << "-id" << id << binaryPath);
}
 
void changeInstallName(const QString &bundlePath, const FrameworkInfo &framework, const QStringList &binaryPaths, bool useLoaderPath)
{
    const QString absBundlePath = QFileInfo(bundlePath).absoluteFilePath();
    for (const QString &binary : binaryPaths) {
        QString deployedInstallName;
        if (useLoaderPath) {
            deployedInstallName = "@loader_path/"_L1
                    + QFileInfo(binary).absoluteDir().relativeFilePath(absBundlePath + u'/' + framework.binaryDestinationDirectory + u'/' + framework.binaryName);
        } else {
            deployedInstallName = framework.deployedInstallName;
        }
        changeInstallName(framework.installName, deployedInstallName, binary);
        // Workaround for the case when the library ID name is a symlink, while the dependencies
        // specified using the canonical path to the library (QTBUG-56814)
        QFileInfo fileInfo= QFileInfo(framework.installName);
        QString canonicalInstallName = fileInfo.canonicalFilePath();
        if (!canonicalInstallName.isEmpty() && canonicalInstallName != framework.installName) {
            changeInstallName(canonicalInstallName, deployedInstallName, binary);
            // some libraries' inner dependencies (such as ffmpeg, nettle) use symbol link (QTBUG-100093)
            QString innerDependency = fileInfo.canonicalPath() + "/" + fileInfo.fileName();
            if (innerDependency != canonicalInstallName && innerDependency != framework.installName) {
                changeInstallName(innerDependency, deployedInstallName, binary);
            }
        }
    }
}
 
void addRPath(const QString &rpath, const QString &binaryPath)
{
    runInstallNameTool(QStringList() << "-add_rpath" << rpath << binaryPath);
}
 
void deployRPaths(const QString &bundlePath, const QList<QString> &rpaths, const QString &binaryPath, bool useLoaderPath)
{
    const QString absFrameworksPath = QFileInfo(bundlePath).absoluteFilePath()
            + "/Contents/Frameworks"_L1;
    const QString relativeFrameworkPath = QFileInfo(binaryPath).absoluteDir().relativeFilePath(absFrameworksPath);
    const QString loaderPathToFrameworks = "@loader_path/"_L1 + relativeFrameworkPath;
    bool rpathToFrameworksFound = false;
    QStringList args;
    QList<QString> binaryRPaths = getBinaryRPaths(binaryPath, false);
    for (const QString &rpath : std::as_const(binaryRPaths)) {
        if (rpath == "@executable_path/../Frameworks" ||
                rpath == loaderPathToFrameworks) {
            rpathToFrameworksFound = true;
            continue;
        }
        if (rpaths.contains(resolveDyldPrefix(rpath, binaryPath, binaryPath))) {
            if (!args.contains(rpath))
                args << "-delete_rpath" << rpath;
        }
    }
    if (!args.length()) {
        return;
    }
    if (!rpathToFrameworksFound) {
        if (!useLoaderPath) {
            args << "-add_rpath" << "@executable_path/../Frameworks";
        } else {
            args << "-add_rpath" << loaderPathToFrameworks;
        }
    }
    LogDebug() << "Using install_name_tool:";
    LogDebug() << " change rpaths in" << binaryPath;
    LogDebug() << " using" << args;
    runInstallNameTool(QStringList() << args << binaryPath);
}
 
void deployRPaths(const QString &bundlePath, const QList<QString> &rpaths, const QStringList &binaryPaths, bool useLoaderPath)
{
    for (const QString &binary : binaryPaths) {
        deployRPaths(bundlePath, rpaths, binary, useLoaderPath);
    }
}
 
void changeInstallName(const QString &oldName, const QString &newName, const QString &binaryPath)
{
    LogDebug() << "Using install_name_tool:";
    LogDebug() << " in" << binaryPath;
    LogDebug() << " change reference" << oldName;
    LogDebug() << " to" << newName;
    runInstallNameTool(QStringList() << "-change" << oldName << newName << binaryPath);
}
 
void runStrip(const QString &binaryPath)
{
    if (runStripEnabled == false)
        return;
 
    LogDebug() << "Using strip:";
    LogDebug() << " stripped" << binaryPath;
    QProcess strip;
    strip.start("strip", QStringList() << "-x" << binaryPath);
    strip.waitForFinished();
    if (strip.exitCode() != 0) {
        LogError() << strip.readAllStandardError();
        LogError() << strip.readAllStandardOutput();
    }
}
 
void stripAppBinary(const QString &bundlePath)
{
    runStrip(findAppBinary(bundlePath));
}
 
bool DeploymentInfo::containsModule(const QString &module, const QString &libInFix) const
{
    // Check for framework first
    if (deployedFrameworks.contains("Qt"_L1 + module + libInFix + ".framework"_L1))
        return true;
    // Check for dylib
    const QRegularExpression dylibRegExp("libQt[0-9]+"_L1
        + module + libInFix
        + (isDebug ? "_debug" : "")
        + ".[0-9]+.dylib"_L1);
    return deployedFrameworks.filter(dylibRegExp).size() > 0;
}
 
/*
    Deploys the listed frameworks into an app bundle.
    The frameworks are searched for dependencies, which are also deployed.
    (deploying Qt3Support will also deploy QtNetwork and QtSql for example.)
    Returns a DeploymentInfo structure containing the Qt path used and a
    a list of actually deployed frameworks.
*/
DeploymentInfo deployQtFrameworks(QList<FrameworkInfo> frameworks,
        const QString &bundlePath, const QStringList &binaryPaths, bool useDebugLibs,
                                  bool useLoaderPath)
{
    LogNormal();
    LogNormal() << "Deploying Qt frameworks found inside:" << binaryPaths;
    QStringList copiedFrameworks;
    DeploymentInfo deploymentInfo;
    deploymentInfo.useLoaderPath = useLoaderPath;
    deploymentInfo.isFramework = bundlePath.contains(".framework");
    deploymentInfo.isDebug = false;
    QList<QString> rpathsUsed;
 
    while (frameworks.isEmpty() == false) {
        const FrameworkInfo framework = frameworks.takeFirst();
        copiedFrameworks.append(framework.frameworkName);
 
        // If a single dependency has the _debug suffix, we treat that as
        // the whole deployment being a debug deployment, including deploying
        // the debug version of plugins.
        if (framework.isDebugLibrary())
            deploymentInfo.isDebug = true;
 
        if (deploymentInfo.qtPath.isNull())
            deploymentInfo.qtPath = QLibraryInfo::path(QLibraryInfo::PrefixPath);
 
        if (framework.frameworkDirectory.startsWith(bundlePath)) {
            LogError()  << framework.frameworkName << "already deployed, skipping.";
            continue;
        }
 
        if (!framework.rpathUsed.isEmpty() && !rpathsUsed.contains(framework.rpathUsed)) {
            rpathsUsed.append(framework.rpathUsed);
        }
 
        // Copy the framework/dylib to the app bundle.
        const QString deployedBinaryPath = framework.isDylib ? copyDylib(framework, bundlePath)
                                                             : copyFramework(framework, bundlePath);
 
        // Install_name_tool the new id into the binaries
        changeInstallName(bundlePath, framework, binaryPaths, useLoaderPath);
 
        // Skip the rest if already was deployed.
        if (deployedBinaryPath.isNull())
            continue;
 
        runStrip(deployedBinaryPath);
 
        // Install_name_tool it a new id.
        if (!framework.rpathUsed.length()) {
            changeIdentification(framework.deployedInstallName, deployedBinaryPath);
        }
 
        // Check for framework dependencies
        QList<FrameworkInfo> dependencies = getQtFrameworks(deployedBinaryPath, bundlePath, rpathsUsed, useDebugLibs);
 
        for (const FrameworkInfo &dependency : dependencies) {
            if (dependency.rpathUsed.isEmpty()) {
                changeInstallName(bundlePath, dependency, QStringList() << deployedBinaryPath, useLoaderPath);
            } else {
                rpathsUsed.append(dependency.rpathUsed);
            }
 
            // Deploy framework if necessary.
            if (copiedFrameworks.contains(dependency.frameworkName) == false && frameworks.contains(dependency) == false) {
                frameworks.append(dependency);
            }
        }
    }
    deploymentInfo.deployedFrameworks = copiedFrameworks;
    deployRPaths(bundlePath, rpathsUsed, binaryPaths, useLoaderPath);
    deploymentInfo.rpathsUsed += rpathsUsed;
    deploymentInfo.rpathsUsed.removeDuplicates();
    return deploymentInfo;
}
 
DeploymentInfo deployQtFrameworks(const QString &appBundlePath, const QStringList &additionalExecutables, bool useDebugLibs)
{
   ApplicationBundleInfo applicationBundle;
   applicationBundle.path = appBundlePath;
   applicationBundle.binaryPath = findAppBinary(appBundlePath);
   applicationBundle.libraryPaths = findAppLibraries(appBundlePath);
   QStringList allBinaryPaths = QStringList() << applicationBundle.binaryPath << applicationBundle.libraryPaths
                                                 << additionalExecutables;
 
   QList<QString> allLibraryPaths = getBinaryRPaths(applicationBundle.binaryPath, true);
   allLibraryPaths.append(QLibraryInfo::path(QLibraryInfo::LibrariesPath));
   allLibraryPaths.removeDuplicates();
 
   QList<FrameworkInfo> frameworks = getQtFrameworksForPaths(allBinaryPaths, appBundlePath, allLibraryPaths, useDebugLibs);
   if (frameworks.isEmpty() && !alwaysOwerwriteEnabled) {
        LogWarning();
        LogWarning() << "Could not find any external Qt frameworks to deploy in" << appBundlePath;
        LogWarning() << "Perhaps macdeployqt was already used on" << appBundlePath << "?";
        LogWarning() << "If so, you will need to rebuild" << appBundlePath << "before trying again.";
        return DeploymentInfo();
   } else {
       return deployQtFrameworks(frameworks, applicationBundle.path, allBinaryPaths, useDebugLibs, !additionalExecutables.isEmpty());
   }
}
 
QString getLibInfix(const QStringList &deployedFrameworks)
{
    QString libInfix;
    for (const QString &framework : deployedFrameworks) {
        if (framework.startsWith(QStringLiteral("QtCore")) && framework.endsWith(QStringLiteral(".framework")) &&
            !framework.contains(QStringLiteral("5Compat"))) {
            Q_ASSERT(framework.length() >= 16);
            // 16 == "QtCore" + ".framework"
            const int lengthOfLibInfix = framework.length() - 16;
            if (lengthOfLibInfix)
                libInfix = framework.mid(6, lengthOfLibInfix);
            break;
        }
    }
    return libInfix;
}
 
void deployPlugins(const ApplicationBundleInfo &appBundleInfo, const QString &pluginSourcePath,
        const QString pluginDestinationPath, DeploymentInfo deploymentInfo, bool useDebugLibs)
{
    LogNormal() << "Deploying plugins from" << pluginSourcePath;
 
    if (!pluginSourcePath.contains(deploymentInfo.pluginPath))
        return;
 
    // Plugin white list:
    QStringList pluginList;
 
    const auto addPlugins = [&pluginSourcePath,&pluginList,useDebugLibs](const QString &subDirectory,
            const std::function<bool(QString)> &predicate = std::function<bool(QString)>()) {
        const QStringList libs = QDir(pluginSourcePath + u'/' + subDirectory)
                .entryList({QStringLiteral("*.dylib")});
        for (const QString &lib : libs) {
            if (lib.endsWith(QStringLiteral("_debug.dylib")) != useDebugLibs)
                continue;
            if (!predicate || predicate(lib))
                pluginList.append(subDirectory + u'/' + lib);
        }
    };
 
    // Platform plugin:
    addPlugins(QStringLiteral("platforms"), [](const QString &lib) {
        // Ignore minimal and offscreen platform plugins
        if (!lib.contains(QStringLiteral("cocoa")))
            return false;
        return true;
    });
 
    // Cocoa print support
    addPlugins(QStringLiteral("printsupport"));
 
    // Styles
    addPlugins(QStringLiteral("styles"));
 
    // Check if Qt was configured with -libinfix
    const QString libInfix = getLibInfix(deploymentInfo.deployedFrameworks);
 
    // Network
    if (deploymentInfo.containsModule("Network", libInfix)) {
        addPlugins(QStringLiteral("tls"));
        addPlugins(QStringLiteral("networkinformation"));
    }
 
    // All image formats (svg if QtSvg is used)
    const bool usesSvg = deploymentInfo.containsModule("Svg", libInfix);
    addPlugins(QStringLiteral("imageformats"), [usesSvg](const QString &lib) {
        if (lib.contains(QStringLiteral("qsvg")) && !usesSvg)
            return false;
        return true;
    });
 
    addPlugins(QStringLiteral("iconengines"));
 
    // Platforminputcontext plugins if QtGui is in use
    if (deploymentInfo.containsModule("Gui", libInfix)) {
        addPlugins(QStringLiteral("platforminputcontexts"), [&addPlugins](const QString &lib) {
            // Deploy the virtual keyboard plugins if we have deployed virtualkeyboard
            if (lib.startsWith(QStringLiteral("libqtvirtualkeyboard")))
                addPlugins(QStringLiteral("virtualkeyboard"));
            return true;
        });
    }
 
    // Sql plugins if QtSql is in use
    if (deploymentInfo.containsModule("Sql", libInfix)) {
        addPlugins(QStringLiteral("sqldrivers"), [](const QString &lib) {
            if (lib.startsWith(QStringLiteral("libqsqlodbc")) || lib.startsWith(QStringLiteral("libqsqlpsql"))) {
                LogWarning() << "Plugin" << lib << "uses private API and is not Mac App store compliant.";
                if (appstoreCompliant) {
                    LogWarning() << "Skip plugin" << lib;
                    return false;
                }
            }
            return true;
        });
    }
 
    // WebView plugins if QtWebView is in use
    if (deploymentInfo.containsModule("WebView", libInfix)) {
        addPlugins(QStringLiteral("webview"), [](const QString &lib) {
            if (lib.startsWith(QStringLiteral("libqtwebview_webengine"))) {
                LogWarning() << "Plugin" << lib << "uses QtWebEngine and is not Mac App store compliant.";
                if (appstoreCompliant) {
                    LogWarning() << "Skip plugin" << lib;
                    return false;
                }
            }
            return true;
        });
    }
 
    static const std::map<QString, std::vector<QString>> map {
        {QStringLiteral("Multimedia"), {QStringLiteral("multimedia")}},
        {QStringLiteral("3DRender"), {QStringLiteral("sceneparsers"), QStringLiteral("geometryloaders"), QStringLiteral("renderers")}},
        {QStringLiteral("3DQuickRender"), {QStringLiteral("renderplugins")}},
        {QStringLiteral("Positioning"), {QStringLiteral("position")}},
        {QStringLiteral("Location"), {QStringLiteral("geoservices")}},
        {QStringLiteral("TextToSpeech"), {QStringLiteral("texttospeech")}}
    };
 
    for (const auto &it : map) {
        if (deploymentInfo.containsModule(it.first, libInfix)) {
            for (const auto &pluginType : it.second) {
                addPlugins(pluginType);
            }
        }
    }
 
    for (const QString &plugin : pluginList) {
        QString sourcePath = pluginSourcePath + "/" + plugin;
        const QString destinationPath = pluginDestinationPath + "/" + plugin;
        QDir dir;
        dir.mkpath(QFileInfo(destinationPath).path());
 
        if (copyFilePrintStatus(sourcePath, destinationPath)) {
            runStrip(destinationPath);
            QList<FrameworkInfo> frameworks = getQtFrameworks(destinationPath, appBundleInfo.path, deploymentInfo.rpathsUsed, useDebugLibs);
            deployQtFrameworks(frameworks, appBundleInfo.path, QStringList() << destinationPath, useDebugLibs, deploymentInfo.useLoaderPath);
        }
    }
}
 
void createQtConf(const QString &appBundlePath)
{
    // Set Plugins and imports paths. These are relative to App.app/Contents.
    QByteArray contents = "[Paths]\n"
                          "Plugins = PlugIns\n"
                          "Imports = Resources/qml\n"
                          "QmlImports = Resources/qml\n";
 
    QString filePath = appBundlePath + "/Contents/Resources/";
    QString fileName = filePath + "qt.conf";
 
    QDir().mkpath(filePath);
 
    QFile qtconf(fileName);
    if (qtconf.exists() && !alwaysOwerwriteEnabled) {
        LogWarning();
        LogWarning() << fileName << "already exists, will not overwrite.";
        LogWarning() << "To make sure the plugins are loaded from the correct location,";
        LogWarning() << "please make sure qt.conf contains the following lines:";
        LogWarning() << "[Paths]";
        LogWarning() << "  Plugins = PlugIns";
        return;
    }
 
    qtconf.open(QIODevice::WriteOnly);
    if (qtconf.write(contents) != -1) {
        LogNormal() << "Created configuration file:" << fileName;
        LogNormal() << "This file sets the plugin search path to" << appBundlePath + "/Contents/PlugIns";
    }
}
 
void deployPlugins(const QString &appBundlePath, DeploymentInfo deploymentInfo, bool useDebugLibs)
{
    ApplicationBundleInfo applicationBundle;
    applicationBundle.path = appBundlePath;
    applicationBundle.binaryPath = findAppBinary(appBundlePath);
 
    const QString pluginDestinationPath = appBundlePath + "/" + "Contents/PlugIns";
    deployPlugins(applicationBundle, deploymentInfo.pluginPath, pluginDestinationPath, deploymentInfo, useDebugLibs);
}
 
void deployQmlImport(const QString &appBundlePath, const QList<QString> &rpaths, const QString &importSourcePath, const QString &importName)
{
    QString importDestinationPath = appBundlePath + "/Contents/Resources/qml/" + importName;
 
    // Skip already deployed imports. This can happen in cases like "QtQuick.Controls.Styles",
    // where deploying QtQuick.Controls will also deploy the "Styles" sub-import.
    if (QDir().exists(importDestinationPath))
        return;
 
    recursiveCopyAndDeploy(appBundlePath, rpaths, importSourcePath, importDestinationPath);
}
 
static bool importLessThan(const QVariant &v1, const QVariant &v2)
{
    QVariantMap import1 = v1.toMap();
    QVariantMap import2 = v2.toMap();
    QString path1 = import1["path"].toString();
    QString path2 = import2["path"].toString();
    return path1 < path2;
}
 
// Scan qml files in qmldirs for import statements, deploy used imports from QmlImportsPath to Contents/Resources/qml.
bool deployQmlImports(const QString &appBundlePath, DeploymentInfo deploymentInfo, QStringList &qmlDirs, QStringList &qmlImportPaths)
{
    LogNormal() << "";
    LogNormal() << "Deploying QML imports ";
    LogNormal() << "Application QML file path(s) is" << qmlDirs;
    LogNormal() << "QML module search path(s) is" << qmlImportPaths;
 
    // Use qmlimportscanner from QLibraryInfo::LibraryExecutablesPath
    QString qmlImportScannerPath =
        QDir::cleanPath(QLibraryInfo::path(QLibraryInfo::LibraryExecutablesPath)
                + "/qmlimportscanner");
 
    // Fallback: Look relative to the macdeployqt binary
    if (!QFile::exists(qmlImportScannerPath))
        qmlImportScannerPath = QCoreApplication::applicationDirPath() + "/qmlimportscanner";
 
    // Verify that we found a qmlimportscanner binary
    if (!QFile::exists(qmlImportScannerPath)) {
        LogError() << "qmlimportscanner not found at" << qmlImportScannerPath;
        LogError() << "Rebuild qtdeclarative/tools/qmlimportscanner";
        return false;
    }
 
    // build argument list for qmlimportsanner: "-rootPath foo/ -rootPath bar/ -importPath path/to/qt/qml"
    // ("rootPath" points to a directory containing app qml, "importPath" is where the Qt imports are installed)
    QStringList argumentList;
    for (const QString &qmlDir : qmlDirs) {
        argumentList.append("-rootPath");
        argumentList.append(qmlDir);
    }
    for (const QString &importPath : qmlImportPaths)
        argumentList << "-importPath" << importPath;
    QString qmlImportsPath = QLibraryInfo::path(QLibraryInfo::QmlImportsPath);
    argumentList.append( "-importPath");
    argumentList.append(qmlImportsPath);
 
    // run qmlimportscanner
    QProcess qmlImportScanner;
    qmlImportScanner.start(qmlImportScannerPath, argumentList);
    if (!qmlImportScanner.waitForStarted()) {
        LogError() << "Could not start qmlimpoortscanner. Process error is" << qmlImportScanner.errorString();
        return false;
    }
    qmlImportScanner.waitForFinished(-1);
 
    // log qmlimportscanner errors
    qmlImportScanner.setReadChannel(QProcess::StandardError);
    QByteArray errors = qmlImportScanner.readAll();
    if (!errors.isEmpty()) {
        LogWarning() << "QML file parse error (deployment will continue):";
        LogWarning() << errors;
    }
 
    // parse qmlimportscanner json
    qmlImportScanner.setReadChannel(QProcess::StandardOutput);
    QByteArray json = qmlImportScanner.readAll();
    QJsonDocument doc = QJsonDocument::fromJson(json);
    if (!doc.isArray()) {
        LogError() << "qmlimportscanner output error. Expected json array, got:";
        LogError() << json;
        return false;
    }
 
    // sort imports to deploy a module before its sub-modules (otherwise
    // deployQmlImports can consider the module deployed if it has already
    // deployed one of its sub-module)
    QVariantList array = doc.array().toVariantList();
    std::sort(array.begin(), array.end(), importLessThan);
 
    // deploy each import
    for (const QVariant &importValue : array) {
        QVariantMap import = importValue.toMap();
        QString name = import["name"].toString();
        QString path = import["path"].toString();
        QString type = import["type"].toString();
 
        LogNormal() << "Deploying QML import" << name;
 
        // Skip imports with missing info - path will be empty if the import is not found.
        if (name.isEmpty() || path.isEmpty()) {
            LogNormal() << "  Skip import: name or path is empty";
            LogNormal() << "";
            continue;
        }
 
        // Deploy module imports only, skip directory (local/remote) and js imports. These
        // should be deployed as a part of the application build.
        if (type != QStringLiteral("module")) {
            LogNormal() << "  Skip non-module import";
            LogNormal() << "";
            continue;
        }
 
        // Create the destination path from the name
        // and version (grabbed from the source path)
        // ### let qmlimportscanner provide this.
        name.replace(u'.', u'/');
        int secondTolast = path.length() - 2;
        QString version = path.mid(secondTolast);
        if (version.startsWith(u'.'))
            name.append(version);
 
        deployQmlImport(appBundlePath, deploymentInfo.rpathsUsed, path, name);
        LogNormal() << "";
    }
    return true;
}
 
void codesignFile(const QString &identity, const QString &filePath)
{
    if (!runCodesign)
        return;
 
    QString codeSignLogMessage = "codesign";
    if (hardenedRuntime)
        codeSignLogMessage += ", enable hardened runtime";
    if (secureTimestamp)
        codeSignLogMessage += ", include secure timestamp";
    LogNormal() << codeSignLogMessage << filePath;
 
    QStringList codeSignOptions = { "--preserve-metadata=identifier,entitlements", "--force", "-s",
                                    identity, filePath };
    if (hardenedRuntime)
        codeSignOptions << "-o" << "runtime";
 
    if (secureTimestamp)
        codeSignOptions << "--timestamp";
 
    if (!extraEntitlements.isEmpty())
        codeSignOptions << "--entitlements" << extraEntitlements;
 
    QProcess codesign;
    codesign.start("codesign", codeSignOptions);
    codesign.waitForFinished(-1);
 
    QByteArray err = codesign.readAllStandardError();
    if (codesign.exitCode() > 0) {
        LogError() << "Codesign signing error:";
        LogError() << err;
    } else if (!err.isEmpty()) {
        LogDebug() << err;
    }
}
 
QSet<QString> codesignBundle(const QString &identity,
                             const QString &appBundlePath,
                             QList<QString> additionalBinariesContainingRpaths)
{
    // Code sign all binaries in the app bundle. This needs to
    // be done inside-out, e.g sign framework dependencies
    // before the main app binary. The codesign tool itself has
    // a "--deep" option to do this, but usage when signing is
    // not recommended: "Signing with --deep is for emergency
    // repairs and temporary adjustments only."
 
    LogNormal() << "";
    LogNormal() << "Signing" << appBundlePath << "with identity" << identity;
 
    QStack<QString> pendingBinaries;
    QSet<QString> pendingBinariesSet;
    QSet<QString> signedBinaries;
 
    // Create the root code-binary set. This set consists of the application
    // executable(s) and the plugins.
    QString appBundleAbsolutePath = QFileInfo(appBundlePath).absoluteFilePath();
    QString rootBinariesPath = appBundleAbsolutePath + "/Contents/MacOS/";
    QStringList foundRootBinaries = QDir(rootBinariesPath).entryList(QStringList() << "*", QDir::Files);
    for (const QString &binary : foundRootBinaries) {
        QString binaryPath = rootBinariesPath + binary;
        pendingBinaries.push(binaryPath);
        pendingBinariesSet.insert(binaryPath);
        additionalBinariesContainingRpaths.append(binaryPath);
    }
 
    bool getAbsoltuePath = true;
    QStringList foundPluginBinaries = findAppBundleFiles(appBundlePath + "/Contents/PlugIns/", getAbsoltuePath);
    for (const QString &binary : foundPluginBinaries) {
         pendingBinaries.push(binary);
         pendingBinariesSet.insert(binary);
    }
 
    // Add frameworks for processing.
    QStringList frameworkPaths = findAppFrameworkPaths(appBundlePath);
    for (const QString &frameworkPath : frameworkPaths) {
 
        // Prioritise first to sign any additional inner bundles found in the Helpers folder (e.g
        // used by QtWebEngine).
        QDirIterator helpersIterator(frameworkPath, QStringList() << QString::fromLatin1("Helpers"), QDir::Dirs | QDir::NoSymLinks, QDirIterator::Subdirectories);
        while (helpersIterator.hasNext()) {
            helpersIterator.next();
            QString helpersPath = helpersIterator.filePath();
            QStringList innerBundleNames = QDir(helpersPath).entryList(QStringList() << "*.app", QDir::Dirs);
            for (const QString &innerBundleName : innerBundleNames)
                signedBinaries += codesignBundle(identity,
                                                 helpersPath + "/" + innerBundleName,
                                                 additionalBinariesContainingRpaths);
        }
 
        // Also make sure to sign any libraries that will not be found by otool because they
        // are not linked and won't be seen as a dependency.
        QDirIterator librariesIterator(frameworkPath, QStringList() << QString::fromLatin1("Libraries"), QDir::Dirs | QDir::NoSymLinks, QDirIterator::Subdirectories);
        while (librariesIterator.hasNext()) {
            librariesIterator.next();
            QString librariesPath = librariesIterator.filePath();
            QStringList bundleFiles = findAppBundleFiles(librariesPath, getAbsoltuePath);
            for (const QString &binary : bundleFiles) {
                pendingBinaries.push(binary);
                pendingBinariesSet.insert(binary);
            }
        }
    }
 
    // Sign all binaries; use otool to find and sign dependencies first.
    while (!pendingBinaries.isEmpty()) {
        QString binary = pendingBinaries.pop();
        if (signedBinaries.contains(binary))
            continue;
 
        // Check if there are unsigned dependencies, sign these first.
        QStringList dependencies = getBinaryDependencies(rootBinariesPath, binary,
                                                         additionalBinariesContainingRpaths);
        dependencies = QSet<QString>(dependencies.begin(), dependencies.end())
            .subtract(signedBinaries)
            .subtract(pendingBinariesSet)
            .values();
 
        if (!dependencies.isEmpty()) {
            pendingBinaries.push(binary);
            pendingBinariesSet.insert(binary);
            int dependenciesSkipped = 0;
            for (const QString &dependency : std::as_const(dependencies)) {
                // Skip dependencies that are outside the current app bundle, because this might
                // cause a codesign error if the current bundle is part of the dependency (e.g.
                // a bundle is part of a framework helper, and depends on that framework).
                // The dependencies will be taken care of after the current bundle is signed.
                if (!dependency.startsWith(appBundleAbsolutePath)) {
                    ++dependenciesSkipped;
                    LogNormal() << "Skipping outside dependency: " << dependency;
                    continue;
                }
                pendingBinaries.push(dependency);
                pendingBinariesSet.insert(dependency);
            }
 
            // If all dependencies were skipped, make sure the binary is actually signed, instead
            // of going into an infinite loop.
            if (dependenciesSkipped == dependencies.size()) {
                pendingBinaries.pop();
            } else {
                continue;
            }
        }
 
        // Look for an entitlements file in the bundle to include when signing
        extraEntitlements = findEntitlementsFile(appBundleAbsolutePath + "/Contents/Resources/");
 
        // All dependencies are signed, now sign this binary.
        codesignFile(identity, binary);
        signedBinaries.insert(binary);
        pendingBinariesSet.remove(binary);
    }
 
    LogNormal() << "Finished codesigning " << appBundlePath << "with identity" << identity;
 
    // Verify code signature
    QProcess codesign;
    codesign.start("codesign", QStringList() << "--deep" << "-v" << appBundlePath);
    codesign.waitForFinished(-1);
    QByteArray err = codesign.readAllStandardError();
    if (codesign.exitCode() > 0) {
        LogError() << "codesign verification error:";
        LogError() << err;
    } else if (!err.isEmpty()) {
        LogDebug() << err;
    }
 
    return signedBinaries;
}
 
void codesign(const QString &identity, const QString &appBundlePath) {
    codesignBundle(identity, appBundlePath, QList<QString>());
}
 
void createDiskImage(const QString &appBundlePath, const QString &filesystemType)
{
    QString appBaseName = appBundlePath;
    appBaseName.chop(4); // remove ".app" from end
 
    QString dmgName = appBaseName + ".dmg";
 
    QFile dmg(dmgName);
 
    if (dmg.exists() && alwaysOwerwriteEnabled)
        dmg.remove();
 
    if (dmg.exists()) {
        LogNormal() << "Disk image already exists, skipping .dmg creation for" << dmg.fileName();
    } else {
        LogNormal() << "Creating disk image (.dmg) for" << appBundlePath;
    }
 
    LogNormal() << "Image will use" << filesystemType;
 
    // More dmg options can be found in the hdiutil man page.
    QStringList options = QStringList()
            << "create" << dmgName
            << "-srcfolder" << appBundlePath
            << "-format" << "UDZO"
            << "-fs" << filesystemType
            << "-volname" << appBaseName;
 
    QProcess hdutil;
    hdutil.start("hdiutil", options);
    hdutil.waitForFinished(-1);
    if (hdutil.exitCode() != 0) {
        LogError() << "Bundle creation error:" << hdutil.readAllStandardError();
    }
}
 
void fixupFramework(const QString &frameworkName)
{
    // Expected framework name looks like "Foo.framework"
    QStringList parts = frameworkName.split(".");
    if (parts.count() < 2) {
        LogError() << "fixupFramework: Unexpected framework name" << frameworkName;
        return;
    }
 
    // Assume framework binary path is Foo.framework/Foo
    QString frameworkBinary = frameworkName + QStringLiteral("/") + parts[0];
 
    // Xcode expects to find Foo.framework/Versions/A when code
    // signing, while qmake typically generates numeric versions.
    // Create symlink to the actual version in the framework.
    linkFilePrintStatus("Current", frameworkName + "/Versions/A");
 
    // Set up @rpath structure.
    changeIdentification("@rpath/" + frameworkBinary, frameworkBinary);
    addRPath("@loader_path/../../Contents/Frameworks/", frameworkBinary);
}