/**
 ******************************************************************************
 * Xenia : Xbox 360 Emulator Research Project                                 *
 ******************************************************************************
 * Copyright 2014 Ben Vanik. All rights reserved.                             *
 * Released under the BSD license - see LICENSE in the root for more details. *
 ******************************************************************************
 */

#ifndef POLY_PLATFORM_H_
#define POLY_PLATFORM_H_

// NOTE: ordering matters here as sometimes multiple flags are defined on
// certain platforms.

// Great resource on predefined macros: http://predef.sourceforge.net/preos.html

/*
XE_PLATFORM:    IOS | OSX | XBOX360 | WINCE | WIN32 | ANDROID | NACL | UNIX
XE_LIKE:        OSX | WIN32 | POSIX
XE_PROFILE:     EMBEDDED | DESKTOP (+ _SIMULATOR)
XE_COMPILER:    GNUC | MSVC | CLANG | INTEL | UNKNOWN
XE_CPU:         32BIT | 64BIT | BIGENDIAN | LITTLEENDIAN
*/

#if defined(__APPLE__)
#include <TargetConditionals.h>
#endif

#if (defined(TARGET_OS_EMBEDDED) && TARGET_OS_EMBEDDED) || \
    (defined(TARGET_OS_IPHONE) && TARGET_OS_IPHONE) ||     \
    (defined(TARGET_IPHONE_SIMULATOR) && TARGET_IPHONE_SIMULATOR)

#define XE_PLATFORM_IOS 1
#define XE_LIKE_OSX 1
#define XE_PROFILE_EMBEDDED 1

#if defined(TARGET_IPHONE_SIMULATOR) && TARGET_IPHONE_SIMULATOR
// EMBEDDED *and* SIMULATOR
#define XE_PROFILE_SIMULATOR 1
#endif

#elif defined(TARGET_OS_MAC) && TARGET_OS_MAC

#define XE_PLATFORM_OSX 1
#define XE_LIKE_OSX 1
#define XE_PROFILE_DESKTOP 1

#elif defined(_XBOX)

#define XE_PLATFORM_XBOX360 1
#define XE_LIKE_WIN32 1
#define XE_PROFILE_EMBEDDED 1

#elif defined(_WIN32_WCE)

#define XE_PLATFORM_WINCE 1
#define XE_LIKE_WIN32 1
#define XE_PROFILE_EMBEDDED 1

#elif defined(__CYGWIN__)

#define XE_PLATFORM_CYGWIN 1
#define XE_LIKE_POSIX 1
#define XE_PROFILE_DESKTOP 1

#elif defined(WIN32) || defined(_WIN32)

#define XE_PLATFORM_WIN32 1
#define XE_LIKE_WIN32 1
#define XE_PROFILE_DESKTOP 1

#elif defined(ANDROID)

#define XE_PLATFORM_ANDROID 1
#define XE_LIKE_POSIX 1
#define XE_PROFILE_EMBEDDED 1

#elif defined(__native_client__)

#define XE_PLATFORM_NACL 1
#define XE_LIKE_POSIX 1
#define XE_PROFILE_DESKTOP 1

#else

#define XE_PLATFORM_UNIX 1
#define XE_LIKE_POSIX 1
#define XE_PROFILE_DESKTOP 1

#endif

#if defined(__clang__)
#define XE_COMPILER_CLANG 1
#elif defined(__GNUC__)
#define XE_COMPILER_GNUC 1
#elif defined(_MSC_VER)
#define XE_COMPILER_MSVC 1
#elif defined(__MINGW32)
#define XE_COMPILER_MINGW32 1
#elif defined(__INTEL_COMPILER)
#define XE_COMPILER_INTEL 1
#else
#define XE_COMPILER_UNKNOWN 1
#endif

#if defined(__ia64__) || defined(_M_IA64) || defined(__ppc64__) ||      \
    defined(__PPC64__) || defined(__arch64__) || defined(__x86_64__) || \
    defined(_M_X64) || defined(_M_AMD64) || defined(__LP64__) ||        \
    defined(__LLP64) || defined(_WIN64) || (__WORDSIZE == 64)
#define XE_CPU_64BIT 1
#else
#define XE_CPU_32BIT 1
#endif  // [64bit flags]

#if defined(__ppc__) || defined(__PPC__) || defined(__powerpc__) ||         \
    defined(__powerpc) || defined(__POWERPC__) || defined(_M_PPC) ||        \
    defined(__PPC) || defined(__ppc64__) || defined(__PPC64__) ||           \
    defined(__ARMEB__) || defined(__THUMBEB__) || defined(__AARCH64EB__) || \
    defined(__BIG_ENDIAN) || defined(__BIG_ENDIAN__)
#define XE_CPU_BIGENDIAN 1
#else
#define XE_CPU_LITTLEENDIAN 1
#endif  // [big endian flags]

#if XE_PLATFORM_WINCE || XE_PLATFORM_WIN32
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <SDKDDKVer.h>
#include <windows.h>
#include <ObjBase.h>
#undef min
#undef max
#undef Yield
#define strdup _strdup
#endif  // WINCE || WIN32

#if XE_PLATFORM_XBOX360
#include <xtl.h>
#include <xboxmath.h>
#endif  // XBOX360

#if XE_COMPILER_MSVC
// Disable warning C4068: unknown pragma
#pragma warning(disable : 4068)
#endif  // XE_COMPILER_MSVC

#if XE_COMPILER_MSVC
#include <intrin.h>
#else
#include <x86intrin.h>
#endif  // XE_COMPILER_MSVC

namespace poly {

#if XE_LIKE_WIN32
const char path_separator = '\\';
const size_t max_path = _MAX_PATH;
#else
const char path_separator = '/';
const size_t max_path = 1024;  // PATH_MAX
#endif  // XE_LIKE_WIN32

}  // namespace poly

#endif  // POLY_PLATFORM_H_