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source/lib/byte_order.h

/* Copyright (C) 2015 Wildfire Games. /* Copyright (C) 2020 Wildfire Games.
* *
* Permission is hereby granted, free of charge, to any person obtaining * Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the * a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including * "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish, * without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to * distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to * permit persons to whom the Software is furnished to do so, subject to
* the following conditions: * the following conditions:
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#define INCLUDED_BYTE_ORDER #define INCLUDED_BYTE_ORDER
#include "lib/sysdep/cpu.h" #include "lib/sysdep/cpu.h"
// detect byte order via predefined macros. // detect byte order via predefined macros.
#ifndef BYTE_ORDER #ifndef BYTE_ORDER
# define LITTLE_ENDIAN 0x4321 # define LITTLE_ENDIAN 0x4321
# define BIG_ENDIAN 0x1234 # define BIG_ENDIAN 0x1234
# if ARCH_IA32 || ARCH_IA64 || ARCH_AMD64 || ARCH_ALPHA || ARCH_ARM || ARCH_AARCH64 || ARCH_MIPS || defined(__LITTLE_ENDIAN__) # if ARCH_IA32 || ARCH_IA64 || ARCH_AMD64 || ARCH_ALPHA || ARCH_ARM || ARCH_AARCH64 || ARCH_MIPS || ARCH_E2K || defined(__LITTLE_ENDIAN__)
# define BYTE_ORDER LITTLE_ENDIAN # define BYTE_ORDER LITTLE_ENDIAN
# else # else
# define BYTE_ORDER BIG_ENDIAN # define BYTE_ORDER BIG_ENDIAN
# endif # endif
#endif #endif
/** /**
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