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platform.h
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#pragma once
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#if defined(__APPLE__)
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#include <TargetConditionals.h>
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#endif
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#if defined(TARGET_OS_MAC) && TARGET_OS_MAC
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#define REX_PLATFORM_MAC 1
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#elif defined(WIN32) || defined(_WIN32)
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#define REX_PLATFORM_WIN32 1
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#elif defined(__ANDROID__)
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#define REX_PLATFORM_ANDROID 1
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#define REX_PLATFORM_LINUX 1
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#elif defined(__gnu_linux__)
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#define REX_PLATFORM_GNU_LINUX 1
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#define REX_PLATFORM_LINUX 1
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#else
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#error Unsupported target OS.
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#endif
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#ifndef REX_PLATFORM_MAC
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#define REX_PLATFORM_MAC 0
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#endif
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#ifndef REX_PLATFORM_WIN32
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#define REX_PLATFORM_WIN32 0
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#endif
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#ifndef REX_PLATFORM_ANDROID
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#define REX_PLATFORM_ANDROID 0
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#endif
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#ifndef REX_PLATFORM_GNU_LINUX
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#define REX_PLATFORM_GNU_LINUX 0
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#endif
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#ifndef REX_PLATFORM_LINUX
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#define REX_PLATFORM_LINUX 0
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#endif
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#if defined(__GNUC__) && !defined(__clang__)
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#define REX_COMPILER_GNUC 1
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#endif
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#if defined(_M_AMD64) || defined(__amd64__)
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#define REX_ARCH_AMD64 1
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#elif defined(_M_ARM64) || defined(__aarch64__)
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#define REX_ARCH_ARM64 1
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#elif defined(_M_IX86) || defined(__i386__) || defined(_M_ARM) || defined(__arm__)
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#error ReX is not supported on 32 bit platforms.
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#endif
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#if REX_PLATFORM_WIN32
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#include <intrin.h>
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#endif
// REX_PLATFORM_WIN32
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#if REX_PLATFORM_MAC
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#include <libkern/OSByteOrder.h>
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#endif
// REX_PLATFORM_MAC
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#include <bit>
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#include <cstdint>
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// NOLINTBEGIN(bugprone-macro-parentheses): body is a whole declaration
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#if REX_COMPILER_MSVC
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#define REX_DETAIL_PACKED_SCOPE(body) __pragma(pack(push, 1)) body __pragma(pack(pop));
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#else
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#define REX_DETAIL_PACKED_SCOPE(body) \
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_Pragma("pack(push, 1)") body; \
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_Pragma("pack(pop)");
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#endif
// REX_COMPILER_MSVC
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// NOLINTEND(bugprone-macro-parentheses)
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#define REX_PACKED_STRUCT(name, value) REX_DETAIL_PACKED_SCOPE(struct name value)
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#define REX_PACKED_STRUCT_ANONYMOUS(value) REX_DETAIL_PACKED_SCOPE(struct value)
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#define REX_PACKED_UNION(name, value) REX_DETAIL_PACKED_SCOPE(union name value)
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#define REX_XSTRINGIFY(x) #x
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#define REX_STRINGIFY(x) REX_XSTRINGIFY(x)
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#if defined(__has_cpp_attribute)
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#if __has_cpp_attribute(clang::musttail)
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#define REX_MUSTTAIL [[clang::musttail]]
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#endif
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#endif
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#ifndef REX_MUSTTAIL
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#define REX_MUSTTAIL
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#endif
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#if REX_PLATFORM_WIN32
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#if defined(REX_BUILDING_BASE)
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#define REX_API __declspec(dllexport)
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#else
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#define REX_API __declspec(dllimport)
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#endif
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#else
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#define REX_API __attribute__((visibility("default")))
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#endif
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#if REX_PLATFORM_WIN32
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#if defined(REX_BUILDING_PPC)
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#define REX_PPC_API __declspec(dllexport)
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#else
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#define REX_PPC_API __declspec(dllimport)
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#endif
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#else
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#define REX_PPC_API __attribute__((visibility("default")))
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#endif
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#if REX_PLATFORM_WIN32
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#if defined(REX_BUILDING_APU)
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#define REX_APU_API __declspec(dllexport)
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#else
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#define REX_APU_API __declspec(dllimport)
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#endif
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#else
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#define REX_APU_API __attribute__((visibility("default")))
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#endif
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#if REX_PLATFORM_WIN32
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#if defined(REX_BUILDING_HID)
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#define REX_HID_API __declspec(dllexport)
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#else
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#define REX_HID_API __declspec(dllimport)
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#endif
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#else
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#define REX_HID_API __attribute__((visibility("default")))
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#endif
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#if REX_PLATFORM_WIN32
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#if defined(REX_BUILDING_GPU)
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#define REX_GPU_API __declspec(dllexport)
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#else
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#define REX_GPU_API __declspec(dllimport)
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#endif
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#else
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#define REX_GPU_API __attribute__((visibility("default")))
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#endif
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#if REX_PLATFORM_WIN32
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#if defined(REX_BUILDING_UI)
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#define REX_UI_API __declspec(dllexport)
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#else
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#define REX_UI_API __declspec(dllimport)
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#endif
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#else
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#define REX_UI_API __attribute__((visibility("default")))
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#endif
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#if REX_PLATFORM_WIN32
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#if defined(REX_BUILDING_APP)
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#define REX_APP_API __declspec(dllexport)
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#else
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#define REX_APP_API __declspec(dllimport)
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#endif
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#else
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#define REX_APP_API __attribute__((visibility("default")))
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#endif
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#if REX_PLATFORM_WIN32
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#if defined(REX_BUILDING_KERNEL)
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#define REX_KERNEL_API __declspec(dllexport)
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#else
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#define REX_KERNEL_API __declspec(dllimport)
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#endif
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#else
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#define REX_KERNEL_API __attribute__((visibility("default")))
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#endif
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#if REX_PLATFORM_WIN32
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#if defined(REX_BUILDING_XAM)
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#define REX_XAM_API __declspec(dllexport)
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#else
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#define REX_XAM_API __declspec(dllimport)
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#endif
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#else
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#define REX_XAM_API __attribute__((visibility("default")))
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#endif
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#if defined(REX_BUILDING_KERNEL)
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#define REX_DETAIL_ENTRY_EXPORT REX_KERNEL_API
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#else
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#define REX_DETAIL_ENTRY_EXPORT
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#endif
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#if REX_PLATFORM_WIN32
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#define REX_DETAIL_EXPORT __declspec(dllexport)
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#else
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#define REX_DETAIL_EXPORT __attribute__((visibility("default")))
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#endif
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namespace
rex::platform
{
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inline
constexpr
bool
kWindows = REX_PLATFORM_WIN32;
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inline
constexpr
bool
kLinux = REX_PLATFORM_LINUX;
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inline
constexpr
bool
kMac =
REX_PLATFORM_MAC
;
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inline
constexpr
bool
kPosix = kLinux || kMac;
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#if REX_PLATFORM_WIN32
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inline
constexpr
char
kPathSeparator =
'\\'
;
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#else
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inline
constexpr
char
kPathSeparator =
'/'
;
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#endif
// REX_PLATFORM_WIN32
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}
// namespace rex::platform
rex::platform
Definition
platform.h:345
REX_PLATFORM_MAC
#define REX_PLATFORM_MAC
Definition
platform.h:39
rex
platform.h
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