gbe_fork/overlay_experimental/System/SystemDetector.h
2022-08-05 02:06:42 -04:00

106 lines
2.8 KiB
C++

/*
* Copyright (C) Nemirtingas
* This file is part of System.
*
* System is free software; you can redistribute it
* and/or modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* System is distributed in the hope that it will be
* useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with System; if not, see
* <http://www.gnu.org/licenses/>.
*/
#pragma once
#if defined(WIN64) || defined(_WIN64) || defined(__MINGW64__) || defined(WIN32) || defined(_WIN32) || defined(__MINGW32__)
#define SYSTEM_OS_WINDOWS
#if defined(_M_IX86)
#define SYSTEM_ARCH_X86
#elif defined(_M_AMD64)
#define SYSTEM_ARCH_X64
#elif defined(_M_ARM)
#define SYSTEM_ARCH_ARM
#elif defined(_M_ARM64)
#define SYSTEM_ARCH_ARM64
#else
#error "Unhandled arch"
#endif
#elif defined(__linux__) || defined(linux)
#define SYSTEM_OS_LINUX
#if defined(__i386__) || defined(__i386) || defined(i386)
#define SYSTEM_ARCH_X86
#elif defined(__x86_64__) || defined(__x86_64) || defined(__amd64) || defined(__amd64__)
#define SYSTEM_ARCH_X64
#elif defined(__arm__)
#define SYSTEM_ARCH_ARM
#elif defined(__aarch64__)
#define SYSTEM_ARCH_ARM64
#else
#error "Unhandled arch"
#endif
#elif defined(__APPLE__)
#define SYSTEM_OS_APPLE
#if defined(__i386__) || defined(__i386) || defined(i386)
#define SYSTEM_ARCH_X86
#elif defined(__x86_64__) || defined(__x86_64) || defined(__amd64) || defined(__amd64__)
#define SYSTEM_ARCH_X64
#elif defined(__arm__)
#define SYSTEM_ARCH_ARM
#elif defined(__aarch64__)
#define SYSTEM_ARCH_ARM64
#else
#error "Unhandled arch"
#endif
#else
//#error "Unknown OS"
#endif
#ifdef __cplusplus
// Some constexpr for C++17 constexpr if.
namespace System {
enum class OperatingSystem {
Windows = 0,
Linux = 1,
Apple = 2,
};
enum class Arch {
x86 = 0,
x64 = 1,
arm = 2,
aarch64 = 3,
};
static constexpr OperatingSystem os =
#if defined(SYSTEM_OS_WINDOWS)
OperatingSystem::Windows;
#elif defined(SYSTEM_OS_LINUX)
OperatingSystem::Linux;
#elif defined(SYSTEM_OS_APPLE)
OperatingSystem::Apple;
#endif
static constexpr Arch arch =
#if defined(SYSTEM_ARCH_X86)
Arch::x86;
#elif defined(SYSTEM_ARCH_X64)
Arch::x64;
#elif defined(SYSTEM_ARCH_ARM)
Arch::arm;
#elif defined(SYSTEM_ARCH_ARM64)
Arch::aarch64;
#endif
}
#endif