compiler/stdc/include/aros/stdc/limits.h

   1 /*
   2  *  Copyright © 2004-2015 The AROS Developmemt Team. All rights reserved.
   3  *  $Id$
   4  *
   5  *  C99 header file limits.h
   6  */
   7
   8 #ifndef _STDC_LIMITS_H_
   9 #define _STDC_LIMITS_H_
  10
  11 #ifdef __cplusplus
  12 #define __STDC_LIMIT_MACROS
  13 #endif
  14 #include <stdint.h>
  15
  16 /* Sizes of integer types <limits.h> */
  17
  18 /*
  19  *  Define ANSI <limits.h> for standard 32-bit words.
  20  *  We're assuming
  21  *  8-bit 'char',
  22  *  16-bit 'short int', and
  23  *  32-bit 'int' and 'long int'.
  24  */
  25
  26 /* FIXME: Are all these values 64 bit OK ? */
  27
  28 /* Number of bits for smallest object that is not a bit-field (byte) */
  29 #define CHAR_BIT        8
  30 /* minimum value for an object of type signed char */
  31 #define SCHAR_MIN       INT8_MIN
  32 /* maximum value for an object of type signed char */
  33 #define SCHAR_MAX       INT8_MAX
  34 /* maximum value for an object of type unsigned char */
  35 #define UCHAR_MAX       UINT8_MAX
  36 /* minimum value for an object of type char */
  37 #define CHAR_MIN        SCHAR_MIN
  38 /* maximum value for an object of type char */
  39 #define CHAR_MAX        SCHAR_MAX
  40 /* maximum number of bytes in a multibyte character, for any supported locale */
  41 #define MB_LEN_MAX      1       /* At the moment only "C" locale supported */
  42 /* minimum value for an object of type short int */
  43 #define SHRT_MIN        INT16_MIN
  44 /* maximum value for an object of type short int */
  45 #define SHRT_MAX        INT16_MAX
  46 /* maximum value for an object of type unsigned short int */
  47 #define USHRT_MAX       UINT16_MAX
  48 /* minimum value for an object of type int */
  49 #define INT_MIN         INT32_MIN
  50 /* maximum value for an object of type int */
  51 #define INT_MAX         INT32_MAX
  52 /* maximum value for an object of type unsigned int */
  53 #define UINT_MAX        UINT32_MAX
  54 /* minimum value for an object of type long int */
  55 #define LONG_MIN        (-LONG_MAX - 1L)
  56 /* maximum value for an object of type long int */
  57 #if __WORDSIZE == 64
  58 #   define LONG_MAX     INT64_MAX
  59 #else
  60 #   define LONG_MAX     INT32_MAX
  61 #endif
  62 /* maximum value for an object of type unsigned long int */
  63 #if __WORDSIZE == 64
  64 #   define ULONG_MAX    UINT64_MAX
  65 #else
  66 #   define ULONG_MAX    UINT32_MAX
  67 #endif
  68 /* minimum value for an object of type long long int */
  69 #define LLONG_MIN       (-0x7fffffffffffffffLL - 1)
  70 /* maximum value for an object of type long long int */
  71 #define LLONG_MAX       0x7fffffffffffffffLL
  72 /* maximum value for an object of type unsigned long long int */
  73 #define ULLONG_MAX      0xffffffffffffffffULL
  74
  75 #endif /* _STDC_LIMITS_H_ */