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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 "hostosinfo.h"
#include "filepath.h"
#include "utilstr.h"
#include <QDir>
#if !defined(QT_NO_OPENGL) && defined(QT_GUI_LIB)
#include <QOpenGLContext>
#endif
#ifdef Q_OS_LINUX
#include <sys/sysinfo.h>
#endif
#ifdef Q_OS_WIN
#include <qt_windows.h>
#endif
#ifdef Q_OS_MACOS
#include <sys/sysctl.h>
#endif
namespace Utils::HostOsInfo {
static Qt::CaseSensitivity m_overrideFileNameCaseSensitivity = Qt::CaseSensitive;
static bool m_useOverrideFileNameCaseSensitivity = false;
OsArch hostArchitecture()
{
#ifdef Q_OS_WIN
// Workaround for Creator running in x86 emulation mode on ARM machines
static const OsArch arch = []() {
const HANDLE procHandle = GetCurrentProcess();
ushort processMachine;
ushort nativeMachine;
if (IsWow64Process2(procHandle, &processMachine, &nativeMachine)
&& nativeMachine == IMAGE_FILE_MACHINE_ARM64) {
return OsArchArm64;
}
return osArchFromString(QSysInfo::currentCpuArchitecture()).value_or(OsArchUnknown);
}();
#else
static const OsArch arch
= osArchFromString(QSysInfo::currentCpuArchitecture()).value_or(OsArchUnknown);
#endif
return arch;
}
void setOverrideFileNameCaseSensitivity(Qt::CaseSensitivity sensitivity)
{
m_useOverrideFileNameCaseSensitivity = true;
m_overrideFileNameCaseSensitivity = sensitivity;
}
void unsetOverrideFileNameCaseSensitivity()
{
m_useOverrideFileNameCaseSensitivity = false;
}
std::optional<quint64> totalMemoryInstalledInBytes()
{
#ifdef Q_OS_LINUX
struct sysinfo info;
if (sysinfo(&info) == -1)
return {};
return info.totalram;
#elif defined(Q_OS_WIN)
MEMORYSTATUSEX statex;
statex.dwLength = sizeof statex;
if (!GlobalMemoryStatusEx(&statex))
return {};
return statex.ullTotalPhys;
#elif defined(Q_OS_MACOS)
int mib[] = {CTL_HW, HW_MEMSIZE};
int64_t ram;
size_t length = sizeof(int64_t);
if (sysctl(mib, 2, &ram, &length, nullptr, 0) == -1)
return {};
return ram;
#endif
return {};
}
const FilePath &root()
{
static const FilePath rootDir = FilePath::fromUserInput(QDir::rootPath());
return rootDir;
}
Qt::CaseSensitivity fileNameCaseSensitivity()
{
return m_useOverrideFileNameCaseSensitivity
? m_overrideFileNameCaseSensitivity
: OsSpecificAspects::fileNameCaseSensitivity(hostOs());
}
OsArch binaryArchitecture()
{
// MSVC:
#if defined(_M_X64)
return OsArchAMD64;
#elif defined(_M_IX86)
return OsArchX86;
#elif defined(_M_ARM64)
return OsArchArm64;
#elif defined(_M_ARM)
return OsArchArm;
#elif defined(_M_IA64)
return OsArchItanium;
// GCC / Clang:
#elif defined(__amd64__) || defined(__amd64) || defined(__x86_64__) || defined(__x86_64)
return OsArchAMD64;
#elif defined(__i386__) || defined(__i386) || defined(__i486__) || defined(__i586__) \
|| defined(__i686__)
return OsArchX86;
#elif defined(__aarch64__)
return OsArchArm64;
#elif defined(__arm__)
return OsArchArm;
#elif defined(__ia64__) || defined(__itanium__)
return OsArchItanium;
#else
static_assert(false, "Unknown architecture, please add detection.");
return OsArchUnknown;
#endif
}
QString withExecutableSuffix(const QString &executable)
{
return OsSpecificAspects::withExecutableSuffix(hostOs(), executable);
}
} // namespace Utils
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