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// 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";
}
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