1  /* flex integer type definitions */
       2  
       3  #ifndef FLEXINT_H
       4  #define FLEXINT_H
       5  
       6  /* C99 systems have <inttypes.h>. Non-C99 systems may or may not. */
       7  
       8  #if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
       9  
      10  /* C99 says to define __STDC_LIMIT_MACROS before including stdint.h,
      11   * if you want the limit (max/min) macros for int types. 
      12   */
      13  #ifndef __STDC_LIMIT_MACROS
      14  #define __STDC_LIMIT_MACROS 1
      15  #endif
      16  
      17  #include <inttypes.h>
      18  typedef int8_t flex_int8_t;
      19  typedef uint8_t flex_uint8_t;
      20  typedef int16_t flex_int16_t;
      21  typedef uint16_t flex_uint16_t;
      22  typedef int32_t flex_int32_t;
      23  typedef uint32_t flex_uint32_t;
      24  #else
      25  typedef signed char flex_int8_t;
      26  typedef short int flex_int16_t;
      27  typedef int flex_int32_t;
      28  typedef unsigned char flex_uint8_t; 
      29  typedef unsigned short int flex_uint16_t;
      30  typedef unsigned int flex_uint32_t;
      31  
      32  /* Limits of integral types. */
      33  #ifndef INT8_MIN
      34  #define INT8_MIN               (-128)
      35  #endif
      36  #ifndef INT16_MIN
      37  #define INT16_MIN              (-32767-1)
      38  #endif
      39  #ifndef INT32_MIN
      40  #define INT32_MIN              (-2147483647-1)
      41  #endif
      42  #ifndef INT8_MAX
      43  #define INT8_MAX               (127)
      44  #endif
      45  #ifndef INT16_MAX
      46  #define INT16_MAX              (32767)
      47  #endif
      48  #ifndef INT32_MAX
      49  #define INT32_MAX              (2147483647)
      50  #endif
      51  #ifndef UINT8_MAX
      52  #define UINT8_MAX              (255U)
      53  #endif
      54  #ifndef UINT16_MAX
      55  #define UINT16_MAX             (65535U)
      56  #endif
      57  #ifndef UINT32_MAX
      58  #define UINT32_MAX             (4294967295U)
      59  #endif
      60  
      61  #ifndef SIZE_MAX
      62  #define SIZE_MAX               (~(size_t)0)
      63  #endif
      64  
      65  #endif /* ! C99 */
      66  
      67  #endif /* ! FLEXINT_H */