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- /*
- * Copyright (c) 2004, 2005 by
- * Ralf Corsepius, Ulm/Germany. All rights reserved.
- *
- * Permission to use, copy, modify, and distribute this software
- * is freely granted, provided that this notice is preserved.
- */
- #ifndef _SYS__INTSUP_H
- #define _SYS__INTSUP_H
- #include <sys/features.h>
- #if __GNUC_PREREQ (3, 2)
- /* gcc > 3.2 implicitly defines the values we are interested */
- #define __STDINT_EXP(x) __##x##__
- #else
- #define __STDINT_EXP(x) x
- #include <limits.h>
- #endif
- /* Determine how intptr_t and intN_t fastN_t and leastN_t are defined by gcc
- for this target. This is used to determine the correct printf() constant in
- inttypes.h and other constants in stdint.h.
- So we end up with
- ?(signed|unsigned) char == 0
- ?(signed|unsigned) short == 1
- ?(signed|unsigned) int == 2
- ?(signed|unsigned) short int == 3
- ?(signed|unsigned) long == 4
- ?(signed|unsigned) long int == 6
- ?(signed|unsigned) long long == 8
- ?(signed|unsigned) long long int == 10
- */
- #pragma push_macro("signed")
- #pragma push_macro("unsigned")
- #pragma push_macro("char")
- #pragma push_macro("short")
- #pragma push_macro("__int20")
- #pragma push_macro("int")
- #pragma push_macro("long")
- #undef signed
- #undef unsigned
- #undef char
- #undef short
- #undef int
- #undef __int20
- #undef long
- #define signed +0
- #define unsigned +0
- #define char +0
- #define short +1
- #define __int20 +2
- #define int +2
- #define long +4
- #if (__INTPTR_TYPE__ == 8 || __INTPTR_TYPE__ == 10)
- #define _INTPTR_EQ_LONGLONG
- #elif (__INTPTR_TYPE__ == 4 || __INTPTR_TYPE__ == 6)
- #define _INTPTR_EQ_LONG
- /* Note - the tests for _INTPTR_EQ_INT and _INTPTR_EQ_SHORT are currently
- redundant as the values are not used. But one day they may be needed
- and so the tests remain. */
- #elif __INTPTR_TYPE__ == 2
- #define _INTPTR_EQ_INT
- #elif (__INTPTR_TYPE__ == 1 || __INTPTR_TYPE__ == 3)
- #define _INTPTR_EQ_SHORT
- #else
- #error "Unable to determine type definition of intptr_t"
- #endif
- #if (__INT32_TYPE__ == 4 || __INT32_TYPE__ == 6)
- #define _INT32_EQ_LONG
- #elif __INT32_TYPE__ == 2
- /* Nothing to define because int32_t is safe to print as an int. */
- #else
- #error "Unable to determine type definition of int32_t"
- #endif
- #if (__INT8_TYPE__ == 0)
- #define __INT8 "hh"
- #elif (__INT8_TYPE__ == 1 || __INT8_TYPE__ == 3)
- #define __INT8 "h"
- #elif (__INT8_TYPE__ == 2)
- #define __INT8
- #elif (__INT8_TYPE__ == 4 || __INT8_TYPE__ == 6)
- #define __INT8 "l"
- #elif (__INT8_TYPE__ == 8 || __INT8_TYPE__ == 10)
- #define __INT8 "ll"
- #endif
- #if (__INT16_TYPE__ == 1 || __INT16_TYPE__ == 3)
- #define __INT16 "h"
- #elif (__INT16_TYPE__ == 2)
- #define __INT16
- #elif (__INT16_TYPE__ == 4 || __INT16_TYPE__ == 6)
- #define __INT16 "l"
- #elif (__INT16_TYPE__ == 8 || __INT16_TYPE__ == 10)
- #define __INT16 "ll"
- #endif
- #if (__INT32_TYPE__ == 2)
- #define __INT32
- #elif (__INT32_TYPE__ == 4 || __INT32_TYPE__ == 6)
- #define __INT32 "l"
- #elif (__INT32_TYPE__ == 8 || __INT32_TYPE__ == 10)
- #define __INT32 "ll"
- #endif
- #if (__INT64_TYPE__ == 2)
- #define __INT64
- #elif (__INT64_TYPE__ == 4 || __INT64_TYPE__ == 6)
- #define __INT64 "l"
- #elif (__INT64_TYPE__ == 8 || __INT64_TYPE__ == 10)
- #define __INT64 "ll"
- #endif
- #if (__INT_FAST8_TYPE__ == 0)
- #define __FAST8 "hh"
- #elif (__INT_FAST8_TYPE__ == 1 || __INT_FAST8_TYPE__ == 3)
- #define __FAST8 "h"
- #elif (__INT_FAST8_TYPE__ == 2)
- #define __FAST8
- #elif (__INT_FAST8_TYPE__ == 4 || __INT_FAST8_TYPE__ == 6)
- #define __FAST8 "l"
- #elif (__INT_FAST8_TYPE__ == 8 || __INT_FAST8_TYPE__ == 10)
- #define __FAST8 "ll"
- #endif
- #if (__INT_FAST16_TYPE__ == 1 || __INT_FAST16_TYPE__ == 3)
- #define __FAST16 "h"
- #elif (__INT_FAST16_TYPE__ == 2)
- #define __FAST16
- #elif (__INT_FAST16_TYPE__ == 4 || __INT_FAST16_TYPE__ == 6)
- #define __FAST16 "l"
- #elif (__INT_FAST16_TYPE__ == 8 || __INT_FAST16_TYPE__ == 10)
- #define __FAST16 "ll"
- #endif
- #if (__INT_FAST32_TYPE__ == 2)
- #define __FAST32
- #elif (__INT_FAST32_TYPE__ == 4 || __INT_FAST32_TYPE__ == 6)
- #define __FAST32 "l"
- #elif (__INT_FAST32_TYPE__ == 8 || __INT_FAST32_TYPE__ == 10)
- #define __FAST32 "ll"
- #endif
- #if (__INT_FAST64_TYPE__ == 2)
- #define __FAST64
- #elif (__INT_FAST64_TYPE__ == 4 || __INT_FAST64_TYPE__ == 6)
- #define __FAST64 "l"
- #elif (__INT_FAST64_TYPE__ == 8 || __INT_FAST64_TYPE__ == 10)
- #define __FAST64 "ll"
- #endif
- #if (__INT_LEAST8_TYPE__ == 0)
- #define __LEAST8 "hh"
- #elif (__INT_LEAST8_TYPE__ == 1 || __INT_LEAST8_TYPE__ == 3)
- #define __LEAST8 "h"
- #elif (__INT_LEAST8_TYPE__ == 2)
- #define __LEAST8
- #elif (__INT_LEAST8_TYPE__ == 4 || __INT_LEAST8_TYPE__ == 6)
- #define __LEAST8 "l"
- #elif (__INT_LEAST8_TYPE__ == 8 || __INT_LEAST8_TYPE__ == 10)
- #define __LEAST8 "ll"
- #endif
- #if (__INT_LEAST16_TYPE__ == 1 || __INT_LEAST16_TYPE__ == 3)
- #define __LEAST16 "h"
- #elif (__INT_LEAST16_TYPE__ == 2)
- #define __LEAST16
- #elif (__INT_LEAST16_TYPE__ == 4 || __INT_LEAST16_TYPE__ == 6)
- #define __LEAST16 "l"
- #elif (__INT_LEAST16_TYPE__ == 8 || __INT_LEAST16_TYPE__ == 10)
- #define __LEAST16 "ll"
- #endif
- #if (__INT_LEAST32_TYPE__ == 2)
- #define __LEAST32
- #elif (__INT_LEAST32_TYPE__ == 4 || __INT_LEAST32_TYPE__ == 6)
- #define __LEAST32 "l"
- #elif (__INT_LEAST32_TYPE__ == 8 || __INT_LEAST32_TYPE__ == 10)
- #define __LEAST32 "ll"
- #endif
- #if (__INT_LEAST64_TYPE__ == 2)
- #define __LEAST64
- #elif (__INT_LEAST64_TYPE__ == 4 || __INT_LEAST64_TYPE__ == 6)
- #define __LEAST64 "l"
- #elif (__INT_LEAST64_TYPE__ == 8 || __INT_LEAST64_TYPE__ == 10)
- #define __LEAST64 "ll"
- #endif
- #undef signed
- #undef unsigned
- #undef char
- #undef short
- #undef int
- #undef long
- #pragma pop_macro("signed")
- #pragma pop_macro("unsigned")
- #pragma pop_macro("char")
- #pragma pop_macro("short")
- #pragma pop_macro("__int20")
- #pragma pop_macro("int")
- #pragma pop_macro("long")
- #endif /* _SYS__INTSUP_H */
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