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Diffstat (limited to 'src/tools/windeployqt/qtplugininfo.cpp')
-rw-r--r-- | src/tools/windeployqt/qtplugininfo.cpp | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/src/tools/windeployqt/qtplugininfo.cpp b/src/tools/windeployqt/qtplugininfo.cpp new file mode 100644 index 0000000000..1deaa35f35 --- /dev/null +++ b/src/tools/windeployqt/qtplugininfo.cpp @@ -0,0 +1,100 @@ +// Copyright (C) 2023 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0 + +#include "qtplugininfo.h" + +#include <QDir> + +static PluginDetection determinePluginLibrary(const QDir &platformPluginDir, const QString &infix) +{ + // Use the platform plugin to determine which dlls are there (release/debug/both) + QString platformReleaseFilter(QStringLiteral("qwindows")); + if (!infix.isEmpty()) + platformReleaseFilter += infix; + QString platformFilter = platformReleaseFilter + u'*'; + platformFilter += sharedLibrarySuffix(); + + const QFileInfoList &dlls = + platformPluginDir.entryInfoList(QStringList(platformFilter), QDir::Files); + if (dlls.size() == 1) { + const QFileInfo dllFi = dlls.first(); + const bool hasDebugDlls = + dllFi.fileName() == QString(platformReleaseFilter + sharedLibrarySuffix()) ? false + : true; + return (hasDebugDlls ? PluginDetection::DebugOnly : PluginDetection::ReleaseOnly); + } else { + return PluginDetection::DebugAndRelease; + } +} + +static QStringList findPluginNames(const QDir &pluginDir, const PluginDetection libraryType, + const Platform &platform) +{ + QString errorMessage{}; + QStringList result{}; + QString filter{}; + filter += u"*"; + filter += sharedLibrarySuffix(); + + const QFileInfoList &dlls = + pluginDir.entryInfoList(QStringList(filter), QDir::Files, QDir::Name); + + for (const QFileInfo &dllFi : dlls) { + QString plugin = dllFi.fileName(); + const int dotIndex = plugin.lastIndexOf(u'.'); + // We don't need the .dll for the name + plugin = plugin.first(dotIndex); + + if (libraryType == PluginDetection::DebugAndRelease) { + bool isDebugDll{}; + if (!readPeExecutable(dllFi.absoluteFilePath(), &errorMessage, 0, 0, &isDebugDll, + (platform == WindowsDesktopMinGW))) { + std::wcerr << "Warning: Unable to read " + << QDir::toNativeSeparators(dllFi.absoluteFilePath()) << ": " + << errorMessage; + } + if (isDebugDll && platformHasDebugSuffix(platform)) + plugin.removeLast(); + } + else if (libraryType == PluginDetection::DebugOnly) + plugin.removeLast(); + + if (!result.contains(plugin)) + result.append(plugin); + } + return result; +} + +bool PluginInformation::isTypeForPlugin(const QString &type, const QString &plugin) const +{ + return m_pluginMap.at(plugin) == type; +} + +void PluginInformation::populatePluginToType(const QDir &pluginDir, const QStringList &plugins) +{ + for (const QString &plugin : plugins) + m_pluginMap.insert({ plugin, pluginDir.dirName() }); +} + +void PluginInformation::generateAvailablePlugins(const QMap<QString, QString> &qtPathsVariables, + const Platform &platform) +{ + const QDir pluginTypesDir(qtPathsVariables.value(QLatin1String("QT_INSTALL_PLUGINS"))); + const QDir platformPluginDir(pluginTypesDir.absolutePath() + QStringLiteral("/platforms")); + const QString infix(qtPathsVariables.value(QLatin1String(qmakeInfixKey))); + const PluginDetection debugDetection = determinePluginLibrary(platformPluginDir, infix); + + const QFileInfoList &pluginTypes = + pluginTypesDir.entryInfoList(QDir::Dirs | QDir::NoDotAndDotDot); + for (const QFileInfo &pluginType : pluginTypes) { + const QString pluginTypeName = pluginType.baseName(); + m_typeMap.insert({ pluginTypeName, QStringList{} }); + const QStringList plugins = + findPluginNames(pluginType.absoluteFilePath(), debugDetection, platform); + m_typeMap.at(pluginTypeName) = plugins; + populatePluginToType(pluginTypeName, plugins); + } + if (!m_typeMap.size() || !m_pluginMap.size()) + std::wcerr << "Warning: could not parse available plugins properly, plugin " + "inclusion/exclusion options will not work\n"; +} |