86 lines
2.7 KiB
C
86 lines
2.7 KiB
C
/*
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* endian.h
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*/
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#include <limits.h>
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#include <endian.h>
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#ifndef __ENDIAN_H__
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#define __ENDIAN_H__ 1
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/*
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* Endianism determination by Erik Corry. Please email changes/additions!!!
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*/
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#if !defined(__MIPSEL__) && (defined(MIPSEL) || defined(__MIPSEL) || defined(__MIPSEL__) || defined(__mipsel) || defined(__mipsel__))
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#define __MIPSEL__ 1
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#endif
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#if !defined(__MIPSEB__) && (defined(MIPSEB) || defined(__MIPSEB) || defined(__MIPSEB__) || defined(__mipseb) || defined(__mipseb__) || defined(_MIPSEB))
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#define __MIPSEB__ 1
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#endif
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#if !defined(__SPARC__) && (defined(SPARC) || defined(__SPARC) || defined(__SPARC__) || defined(__sparc) || defined(__sparc__))
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#define __SPARC__ 1
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#endif
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#if !defined(__alpha__) && (defined(ALPHA) || defined(__ALPHA) || defined(__ALPHA__) || defined(__alpha))
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#define __alpha__ 1
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#endif
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#if !defined(__680x0__) && (defined(__680x0) || defined(__680x0__) || defined(__mc68000__))
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#define __680x0__ 1
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#endif
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#if !defined(__AIX__) && (defined(AIX) || defined(_AIX) || defined(__AIX) || defined(__AIX__))
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#define __AIX__ 1
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#endif
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#if !defined(__RS6000__) && (defined(__AIX__) || defined(RS6000) || defined(_RS6000) || defined(__RS6000) || defined(__RS6000__))
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#define __RS6000__ 1
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#endif
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#if !defined(__HPUX__) && (defined(HPUX) || defined(_HPUX) || defined(__HPUX) || defined(__HPUX__))
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#define __HPUX__ 1
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#endif
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#if !defined(__HPUX__) && (defined(hpux) || defined(_hpux) || defined(__hpux) || defined(__hpux__))
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#define __HPUX__ 1
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#endif
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#if !defined(__VAX__) && (defined(VAX) || defined (__VAX))
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#define __VAX__ 1
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#endif
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#if defined(__i386__) || defined(__VAX__) || defined(__MIPSEL__) || defined(__alpha__) || defined(__QNX__) || (__BYTE_ORDER == __LITTLE_ENDIAN)
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#undef CHIMERA_BIG_ENDIAN
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#define CHIMERA_LITTLE_ENDIAN
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#endif
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#if defined(__RS6000__) || defined(__SPARC__) || defined(__680x0__) || defined(__HPUX__) || defined(__MIPSEB__) || defined(__convex__) || defined(__powerpc__) || (__BYTE_ORDER == __BIG_ENDIAN)
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#undef CHIMERA_LITTLE_ENDIAN
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#define CHIMERA_BIG_ENDIAN
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#endif
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#if !defined(CHIMERA_LITTLE_ENDIAN) && !defined(CHIMERA_BIG_ENDIAN)
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/*
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* If you hit this and you don't know what symbols your system defines,
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* look in the compiler manual. Try to find a symbol that identifies the
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* processor, rather than the OS or compiler. If you have gcc on a Unix
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* system, the following will tell you what symbols it defines:
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*
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* ln -s /dev/null null.c
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* gcc -ansi -dM -E null.c
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*
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* If you have a system that does not have a clear integer endianism you
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* are going to have severe portability problems.
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*
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*/
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Error: Unknown endianism of architecture
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#endif
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#if defined(__alpha__) || (__WORDSIZE == 64)
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#define SIXTYFOUR_BIT
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#endif
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#endif /* __ENDIAN_H__ */
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