| 1 | /* flex integer type definitions */
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| 2 |
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| 3 | #ifndef FLEXINT_H
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| 4 | #define FLEXINT_H
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| 5 |
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| 6 | /* C99 systems have <inttypes.h>. Non-C99 systems may or may not. */
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| 7 |
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| 8 | #if __STDC_VERSION__ >= 199901L
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| 9 |
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| 10 | /* C99 says to define __STDC_LIMIT_MACROS before including stdint.h,
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| 11 | * if you want the limit (max/min) macros for int types.
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| 12 | */
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| 13 | #ifndef __STDC_LIMIT_MACROS
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| 14 | #define __STDC_LIMIT_MACROS 1
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| 15 | #endif
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| 16 |
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| 17 | #include <inttypes.h>
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| 18 | typedef int8_t flex_int8_t;
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| 19 | typedef uint8_t flex_uint8_t;
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| 20 | typedef int16_t flex_int16_t;
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| 21 | typedef uint16_t flex_uint16_t;
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| 22 | typedef int32_t flex_int32_t;
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| 23 | typedef uint32_t flex_uint32_t;
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| 24 | #else
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| 25 | typedef signed char flex_int8_t;
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| 26 | typedef short int flex_int16_t;
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| 27 | typedef int flex_int32_t;
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| 28 | typedef unsigned char flex_uint8_t;
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| 29 | typedef unsigned short int flex_uint16_t;
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| 30 | typedef unsigned int flex_uint32_t;
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| 31 | #endif /* ! C99 */
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| 32 |
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| 33 | /* Limits of integral types. */
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| 34 | #ifndef INT8_MIN
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| 35 | #define INT8_MIN (-128)
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| 36 | #endif
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| 37 | #ifndef INT16_MIN
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| 38 | #define INT16_MIN (-32767-1)
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| 39 | #endif
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| 40 | #ifndef INT32_MIN
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| 41 | #define INT32_MIN (-2147483647-1)
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| 42 | #endif
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| 43 | #ifndef INT8_MAX
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| 44 | #define INT8_MAX (127)
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| 45 | #endif
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| 46 | #ifndef INT16_MAX
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| 47 | #define INT16_MAX (32767)
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| 48 | #endif
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| 49 | #ifndef INT32_MAX
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| 50 | #define INT32_MAX (2147483647)
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| 51 | #endif
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| 52 | #ifndef UINT8_MAX
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| 53 | #define UINT8_MAX (255U)
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| 54 | #endif
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| 55 | #ifndef UINT16_MAX
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| 56 | #define UINT16_MAX (65535U)
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| 57 | #endif
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| 58 | #ifndef UINT32_MAX
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| 59 | #define UINT32_MAX (4294967295U)
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| 60 | #endif
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| 61 |
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| 62 |
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| 63 | #endif /* ! FLEXINT_H */
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