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/****************************************************************************
**
** Copyright (C) 2019 Ivan Komissarov (abbapoh@gmail.com)
** Contact: http://www.qt.io/licensing
**
** This file is part of Qbs.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "clangclprobe.h"
#include "msvcprobe.h"
#include "probe.h"
#include "../shared/logging/consolelogger.h"
#include <logging/translator.h>
#include <tools/hostosinfo.h>
#include <tools/profile.h>
#include <tools/qttools.h>
#include <tools/settings.h>
#include <QtCore/qdir.h>
#include <QtCore/qfileinfo.h>
using qbs::Settings;
using qbs::Profile;
using qbs::Internal::HostOsInfo;
using qbs::Internal::Tr;
namespace {
QString getToolchainInstallPath(const QFileInfo &compiler)
{
return compiler.path(); // 1 level up
}
Profile createProfileHelper(
Settings *settings,
const QString &profileName,
const QString &toolchainInstallPath,
const QString &vcvarsallPath,
const QString &architecture)
{
Profile profile(profileName, settings);
profile.removeProfile();
profile.setValue(QStringLiteral("qbs.architecture"), architecture);
profile.setValue(
QStringLiteral("qbs.toolchain"),
QStringList{QStringLiteral("clang-cl"), QStringLiteral("msvc")});
profile.setValue(QStringLiteral("cpp.toolchainInstallPath"), toolchainInstallPath);
profile.setValue(QStringLiteral("cpp.vcvarsallPath"), vcvarsallPath);
qbsInfo() << Tr::tr("Profile '%1' created for '%2'.")
.arg(profile.name(), QDir::toNativeSeparators(toolchainInstallPath));
return profile;
}
std::vector<MSVCInstallInfo> compatibleMsvcs()
{
auto msvcs = installedMSVCs();
auto filter = [](const MSVCInstallInfo &info)
{
const auto versions = info.version.split(QLatin1Char('.'));
if (versions.empty())
return true;
bool ok = false;
const int major = versions.at(0).toInt(&ok);
return !(ok && major >= 15); // support MSVC2017 and above
};
const auto it = std::remove_if(msvcs.begin(), msvcs.end(), filter);
msvcs.erase(it, msvcs.end());
for (const auto &msvc: msvcs) {
auto vcvarsallPath = msvc.findVcvarsallBat();
if (vcvarsallPath.isEmpty())
continue;
}
return msvcs;
}
QString findCompatibleVcsarsallBat(const std::vector<MSVCInstallInfo> &msvcs)
{
for (const auto &msvc: msvcs) {
const auto vcvarsallPath = msvc.findVcvarsallBat();
if (!vcvarsallPath.isEmpty())
return vcvarsallPath;
}
return {};
}
QString wow6432Key()
{
#ifdef Q_OS_WIN64
return QStringLiteral("\\Wow6432Node");
#else
return {};
#endif
}
// Function can modify passed list in case it has found clang in one of the VS installation -
// in that case, there's no point in looking for vcvarsall.bat among all installed VSs, we just
// use .bat file corresponding to that particular VS installation
QString findClangCl(std::vector<MSVCInstallInfo> *msvcs)
{
Q_ASSERT(msvcs);
const auto compilerName = HostOsInfo::appendExecutableSuffix(QStringLiteral("clang-cl"));
const auto compilerFromPath = findExecutable(compilerName);
if (!compilerFromPath.isEmpty())
return compilerFromPath;
const QSettings registry(
QStringLiteral("HKEY_LOCAL_MACHINE\\SOFTWARE%1\\LLVM\\LLVM").arg(wow6432Key()),
QSettings::NativeFormat);
const auto key = QStringLiteral(".");
if (registry.contains(key)) {
const auto compilerPath = QDir::fromNativeSeparators(registry.value(key).toString())
+ QStringLiteral("/bin/") + compilerName;
if (QFileInfo(compilerPath).exists())
return compilerPath;
}
// this branch can be useful in case user had two LLVM installations (e.g. 32bit & 64bit)
// but uninstalled one - in that case, registry will be empty
static const char * const envVarCandidates[] = {"ProgramFiles", "ProgramFiles(x86)"};
for (const auto &envVar : envVarCandidates) {
const auto value
= QDir::fromNativeSeparators(QString::fromLocal8Bit(qgetenv(envVar)));
const auto compilerPath = value + QStringLiteral("/LLVM/bin/") + compilerName;
if (QFileInfo(compilerPath).exists())
return compilerPath;
}
// If we didn't find custom LLVM installation, try to find if it's installed with Visual Studio
for (const auto &msvc : *msvcs) {
const auto compilerPath = QStringLiteral("%1/VC/Tools/Llvm/bin/%2")
.arg(msvc.installDir, compilerName);
if (QFileInfo(compilerPath).exists()) {
*msvcs = {msvc}; // reduce list to one installation
return compilerPath;
}
}
return {};
}
} // namespace
void createClangClProfile(const QFileInfo &compiler, Settings *settings,
const QString &profileName)
{
const auto compilerName = QStringLiteral("clang-cl");
const auto vcvarsallPath = findCompatibleVcsarsallBat(compatibleMsvcs());
if (vcvarsallPath.isEmpty()) {
qbsWarning()
<< Tr::tr("%1 requires installed Visual Studio 2017 or newer, but none was found.")
.arg(compilerName);
return;
}
const auto toolchainInstallPath = getToolchainInstallPath(compiler);
const auto hostArch = QString::fromStdString(HostOsInfo::hostOSArchitecture());
createProfileHelper(settings, profileName, toolchainInstallPath, vcvarsallPath, hostArch);
}
/*!
\brief Creates a clang-cl profile based on auto-detected vsversion.
\internal
*/
void clangClProbe(Settings *settings, QList<Profile> &profiles)
{
auto msvcs = compatibleMsvcs();
const auto compilerName = QStringLiteral("clang-cl");
qbsInfo() << Tr::tr("Trying to detect %1...").arg(compilerName);
const QString compilerFilePath = findClangCl(&msvcs);
if (compilerFilePath.isEmpty()) {
qbsInfo() << Tr::tr("%1 was not found.").arg(compilerName);
return;
}
const QFileInfo compiler(compilerFilePath);
const auto vcvarsallPath = findCompatibleVcsarsallBat(msvcs);
if (vcvarsallPath.isEmpty()) {
qbsWarning()
<< Tr::tr("%1 requires installed Visual Studio 2017 or newer, but none was found.")
.arg(compilerName);
return;
}
const QString architectures[] = {
QStringLiteral("x86_64"),
QStringLiteral("x86")
};
const auto toolchainInstallPath = getToolchainInstallPath(compiler);
for (const auto &arch: architectures) {
const auto profileName = QStringLiteral("clang-cl-%1").arg(arch);
auto profile = createProfileHelper(
settings, profileName, toolchainInstallPath, vcvarsallPath, arch);
profiles.push_back(std::move(profile));
}
}
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