2016-09-24 21:38:57 +00:00
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#ifndef LI_SYS_ENDIAN_H
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#define LI_SYS_ENDIAN_H
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#include "first.h"
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#if !defined(__LITTLE_ENDIAN__) && !defined(__BIG_ENDIAN__)
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/* copied from of plasma_endian.h
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* https://github.com/gstrauss/plasma/blob/master/plasma_endian.h
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* (used with permission from the author (gstrauss)) */
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#if defined(__BYTE_ORDER__) \
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&& ( defined(__ORDER_LITTLE_ENDIAN__) \
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|| defined(__ORDER_BIG_ENDIAN__) \
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|| defined(__ORDER_PDP_ENDIAN__) )
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#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
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#define __LITTLE_ENDIAN__ 1
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#elif __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
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#define __BIG_ENDIAN__ 1
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#endif
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#elif defined(_LITTLE_ENDIAN) && !defined(_BIG_ENDIAN)
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#define __LITTLE_ENDIAN__ 1
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#elif !defined(_LITTLE_ENDIAN) && defined(_BIG_ENDIAN)
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#define __BIG_ENDIAN__ 1
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#elif defined(_WIN32) /* little endian on all current MS-supported platforms */
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#define __LITTLE_ENDIAN__ 1
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#elif defined(__GLIBC__) || defined(__linux__)
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#include <endian.h>
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#if __BYTE_ORDER == __LITTLE_ENDIAN
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#define __LITTLE_ENDIAN__ 1
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#elif __BYTE_ORDER == __BIG_ENDIAN
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#define __BIG_ENDIAN__ 1
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#endif
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#elif defined(__sun__) && defined(__SVR4)
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#include <sys/isa_defs.h>
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#if defined(_LITTLE_ENDIAN)
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#define __LITTLE_ENDIAN__ 1
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#elif defined(_BIG_ENDIAN)
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#define __BIG_ENDIAN__ 1
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#endif
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#elif defined(_AIX)
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#include <sys/machine.h>
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#if BYTE_ORDER == LITTLE_ENDIAN
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#define __LITTLE_ENDIAN__ 1
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#elif BYTE_ORDER == BIG_ENDIAN
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#define __BIG_ENDIAN__ 1
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#endif
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#elif defined(__APPLE__) && defined(__MACH__)
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#include <machine/endian.h>
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#if BYTE_ORDER == LITTLE_ENDIAN
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#define __LITTLE_ENDIAN__ 1
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#elif BYTE_ORDER == BIG_ENDIAN
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#define __BIG_ENDIAN__ 1
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#endif
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#elif defined(__FreeBSD__) || defined(__NetBSD__) \
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2016-10-03 19:10:58 +00:00
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|| defined(__OpenBSD__) || defined(__DragonFly__)
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2016-09-24 21:38:57 +00:00
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#include <machine/endian.h>
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#if _BYTE_ORDER == _LITTLE_ENDIAN
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#define __LITTLE_ENDIAN__ 1
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#elif _BYTE_ORDER == _BIG_ENDIAN
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#define __BIG_ENDIAN__ 1
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#endif
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#else /*(else assume little endian)*/
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#define __LITTLE_ENDIAN__ 1
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#endif
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#endif /* !defined(__LITTLE_ENDIAN__) && !defined(__BIG_ENDIAN__) */
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#endif
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