mirror of
https://github.com/ZDoom/raze-gles.git
synced 2024-11-19 02:31:25 +00:00
147 lines
3.8 KiB
C
147 lines
3.8 KiB
C
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#ifndef __sysdefs_h__
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#define __sysdefs_h__
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#if defined(__WATCOMC__) && ((__WATCOMC__ -0) < 1230)
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# define SCREWED_UP_CPP
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#endif
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#if defined(__WATCOMC__) || defined(_MSC_VER) || (defined(_WIN32) && defined(__GNUC__))
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typedef signed char int8_t;
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typedef unsigned char uint8_t;
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typedef signed short int16_t;
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typedef unsigned short uint16_t;
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typedef signed int int32_t;
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typedef unsigned int uint32_t;
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#ifndef __GNUC__
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typedef signed __int64 int64_t;
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typedef unsigned __int64 uint64_t;
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#else // __GNUC__
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typedef signed long long int int64_t;
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typedef unsigned long long int uint64_t;
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#endif // __GNUC__
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typedef signed int intptr_t;
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typedef unsigned int uintptr_t;
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#define INT8_C(c) c
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#define UINT8_C(c) c ## u
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#define INT16_C(c) c
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#define UINT16_C(c) c ## u
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#define INT32_C(c) c
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#define UINT32_C(c) c ## u
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#ifndef __GNUC__
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#define INT64_C(c) c ## i64
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#define UINT64_C(c) c ## ui64
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#else // __GNUC__
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#define INT64_C(c) c ## ll
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#define UINT64_C(c) c ## ull
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#endif // __GNUC__
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#define inline __inline
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#else // not watcomc, msc, mingw32
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# define __STDC_CONSTANT_MACROS
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# include <stdint.h>
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#endif
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#if defined(linux)
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# define PLATFORMLINUX 1
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#elif defined(__FreeBSD__)
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# define PLATFORMBSD 1
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#elif defined(__APPLE__) && defined(__MACH__)
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# define PLATFORMDARWIN 1
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#elif defined(_WIN32)
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# define PLATFORMWINDOWS 1
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#endif
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#if defined(PLATFORMLINUX)
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# include <endian.h>
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# if __BYTE_ORDER == __LITTLE_ENDIAN
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# define B_LITTLE_ENDIAN 1
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# define B_BIG_ENDIAN 0
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# elif __BYTE_ORDER == __BIG_ENDIAN
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# define B_LITTLE_ENDIAN 0
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# define B_BIG_ENDIAN 1
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# endif
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# define B_ENDIAN_C_INLINE 1
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#elif defined(PLATFORMBSD)
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# include <sys/endian.h>
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# if _BYTE_ORDER == _LITTLE_ENDIAN
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# define B_LITTLE_ENDIAN 1
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# define B_BIG_ENDIAN 0
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# elif _BYTE_ORDER == _BIG_ENDIAN
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# define B_LITTLE_ENDIAN 0
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# define B_BIG_ENDIAN 1
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# endif
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# define B_SWAP64(x) __bswap64(x)
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# define B_SWAP32(x) __bswap32(x)
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# define B_SWAP16(x) __bswap16(x)
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#elif defined(PLATFORMDARWIN)
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# if defined(__LITTLE_ENDIAN__)
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# define B_LITTLE_ENDIAN 1
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# define B_BIG_ENDIAN 0
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# elif defined(__BIG_ENDIAN__)
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# define B_LITTLE_ENDIAN 0
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# define B_BIG_ENDIAN 1
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# endif
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# include <libkern/OSByteOrder.h>
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# define B_SWAP64(x) OSSwapConstInt64(x)
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# define B_SWAP32(x) OSSwapConstInt32(x)
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# define B_SWAP16(x) OSSwapConstInt16(x)
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#elif defined(PLATFORMWINDOWS)
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# define B_LITTLE_ENDIAN 1
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# define B_BIG_ENDIAN 0
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# define B_ENDIAN_C_INLINE 1
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#endif
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#if !defined(B_LITTLE_ENDIAN) || !defined(B_BIG_ENDIAN)
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# error Unknown endianness
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#endif
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#if defined B_ENDIAN_X86_INLINE
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# if defined(_MSC_VER)
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// inline asm using bswap/xchg
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# elif defined(__GNUC__)
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// inline asm using bswap/xchg
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# elif defined(__WATCOMC__)
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// inline asm using bswap/xchg
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# endif
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#elif defined B_ENDIAN_C_INLINE
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static inline uint16_t B_SWAP16(uint16_t s) { return (s>>8)|(s<<8); }
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static inline uint32_t B_SWAP32(uint32_t l) { return ((l>>8)&0xff00)|((l&0xff00)<<8)|(l<<24)|(l>>24); }
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static inline uint64_t B_SWAP64(uint64_t l) { return (l>>56)|((l>>40)&0xff00)|((l>>24)&0xff0000)|((l>>8)&0xff000000)|((l&255)<<56)|((l&0xff00)<<40)|((l&0xff0000)<<24)|((l&0xff000000)<<8); }
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#endif
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#if B_LITTLE_ENDIAN == 1
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# define B_LITTLE64(x) (x)
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# define B_BIG64(x) B_SWAP64(x)
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# define B_LITTLE32(x) (x)
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# define B_BIG32(x) B_SWAP32(x)
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# define B_LITTLE16(x) (x)
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# define B_BIG16(x) B_SWAP16(x)
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#elif B_BIG_ENDIAN == 1
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# define B_LITTLE64(x) B_SWAP64(x)
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# define B_BIG64(x) (x)
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# define B_LITTLE32(x) B_SWAP32(x)
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# define B_BIG32(x) (x)
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# define B_LITTLE16(x) B_SWAP16(x)
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# define B_BIG16(x) (x)
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#endif
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#if defined(__WATCOMC__) || defined(_MSC_VER)
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# define strncasecmp strnicmp
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# define strcasecmp stricmp
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#endif
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#ifndef O_BINARY
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# define O_BINARY 0
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#endif
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#ifndef min
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# define min(x,y) ((x)<(y)?(x):(y))
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#endif
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#ifndef max
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# define max(x,y) ((x)>(y)?(x):(y))
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#endif
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#define arsiz(x) (sizeof(x)/sizeof(x[0]))
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#endif
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