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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 "buildablehelperlibrary.h"
#include "environment.h"
#include "hostosinfo.h"
#include "qtcprocess.h"
#include <QDebug>
#include <QRegularExpression>
#include <set>
using namespace std::chrono_literals;
namespace Utils {
bool BuildableHelperLibrary::isQtChooser(const FilePath &filePath)
{
return filePath.symLinkTarget().endsWith("/qtchooser");
}
FilePath BuildableHelperLibrary::qtChooserToQmakePath(const FilePath &qtChooser)
{
const QString toolDir = QLatin1String("QTTOOLDIR=\"");
Process proc;
proc.setCommand({qtChooser, {"-print-env"}});
proc.runBlocking(1s);
if (proc.result() != ProcessResult::FinishedWithSuccess)
return {};
const QString output = proc.cleanedStdOut();
int pos = output.indexOf(toolDir);
if (pos == -1)
return {};
pos += toolDir.size();
int end = output.indexOf('\"', pos);
if (end == -1)
return {};
return qtChooser.withNewPath(output.mid(pos, end - pos) + "/qmake");
}
static bool isQmake(FilePath path)
{
if (path.isEmpty())
return false;
if (BuildableHelperLibrary::isQtChooser(path))
path = BuildableHelperLibrary::qtChooserToQmakePath(path.symLinkTarget());
if (!path.exists())
return false;
return !BuildableHelperLibrary::qtVersionForQMake(path).isEmpty();
}
static FilePath findQmakeInDir(const FilePath &dir)
{
if (dir.isEmpty())
return {};
FilePath qmakePath = dir.pathAppended("qmake").withExecutableSuffix();
if (qmakePath.exists()) {
if (isQmake(qmakePath))
return qmakePath;
}
// Prefer qmake-qt5 to qmake-qt4 by sorting the filenames in reverse order.
const FilePaths candidates = dir.dirEntries(
{BuildableHelperLibrary::possibleQMakeCommands(), QDir::Files},
QDir::Name | QDir::Reversed);
for (const FilePath &candidate : candidates) {
if (candidate == qmakePath)
continue;
if (isQmake(candidate))
return candidate;
}
return {};
}
FilePath BuildableHelperLibrary::findSystemQt(const Environment &env)
{
const FilePaths list = findQtsInEnvironment(env, 1);
return list.size() == 1 ? list.first() : FilePath();
}
FilePaths BuildableHelperLibrary::findQtsInEnvironment(const Environment &env, int maxCount)
{
FilePaths qmakeList;
std::set<FilePath> canonicalEnvPaths;
const FilePaths paths = env.path();
for (const FilePath &path : paths) {
if (!canonicalEnvPaths.insert(path.canonicalPath()).second)
continue;
const FilePath qmake = findQmakeInDir(path);
if (qmake.isEmpty())
continue;
qmakeList << qmake;
if (maxCount != -1 && qmakeList.size() == maxCount)
break;
}
return qmakeList;
}
QString BuildableHelperLibrary::qtVersionForQMake(const FilePath &qmakePath)
{
if (qmakePath.isEmpty())
return QString();
Process qmake;
qmake.setCommand({qmakePath, {"--version"}});
qmake.runBlocking(5s);
if (qmake.result() != ProcessResult::FinishedWithSuccess) {
qWarning() << qmake.exitMessage();
return QString();
}
const QString output = qmake.allOutput();
static const QRegularExpression regexp("(QMake version:?)[\\s]*([\\d.]*)",
QRegularExpression::CaseInsensitiveOption);
const QRegularExpressionMatch match = regexp.match(output);
const QString qmakeVersion = match.captured(2);
if (qmakeVersion.startsWith(QLatin1String("2."))
|| qmakeVersion.startsWith(QLatin1String("3."))) {
static const QRegularExpression regexp2("Using Qt version[\\s]*([\\d\\.]*)",
QRegularExpression::CaseInsensitiveOption);
const QRegularExpressionMatch match2 = regexp2.match(output);
const QString version = match2.captured(1);
return version;
}
return QString();
}
QString BuildableHelperLibrary::filterForQmakeFileDialog()
{
QString filter = QLatin1String("qmake (");
const QStringList commands = possibleQMakeCommands();
for (int i = 0; i < commands.size(); ++i) {
if (i)
filter += QLatin1Char(' ');
if (HostOsInfo::isMacHost())
// work around QTBUG-7739 that prohibits filters that don't start with *
filter += QLatin1Char('*');
filter += commands.at(i);
if (HostOsInfo::isAnyUnixHost() && !HostOsInfo::isMacHost())
// kde bug, we need at least one wildcard character
// see QTCREATORBUG-7771
filter += QLatin1Char('*');
}
filter += QLatin1Char(')');
return filter;
}
QStringList BuildableHelperLibrary::possibleQMakeCommands()
{
// On Windows it is always "qmake.exe"
// On Unix some distributions renamed qmake with a postfix to avoid clashes
// On OS X, Qt 4 binary packages also has renamed qmake. There are also symbolic links that are
// named "qmake", but the file dialog always checks against resolved links (native Cocoa issue)
QStringList commands(HostOsInfo::withExecutableSuffix("qmake*"));
// Qt 6 CMake built targets, such as Android, are dependent on the host installation
// and use a script wrapper around the host qmake executable
if (HostOsInfo::isWindowsHost())
commands.append("qmake*.bat");
return commands;
}
} // namespace Utils
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