mingw/lib/gcc/mingw32/4.4.0/install-tools/include/limits.h

   1 /* This administrivia gets added to the beginning of limits.h
   2    if the system has its own version of limits.h.  */
   3
   4 /* We use _GCC_LIMITS_H_ because we want this not to match
   5    any macros that the system's limits.h uses for its own purposes.  */
   6 #ifndef _GCC_LIMITS_H_  /* Terminated in limity.h.  */
   7 #define _GCC_LIMITS_H_
   8
   9 #ifndef _LIBC_LIMITS_H_
  10 /* Use "..." so that we find syslimits.h only in this same directory.  */
  11 #include "syslimits.h"
  12 #endif
  13 #ifndef _LIMITS_H___
  14 #define _LIMITS_H___
  15
  16 /* Number of bits in a `char'.  */
  17 #undef CHAR_BIT
  18 #define CHAR_BIT __CHAR_BIT__
  19
  20 /* Maximum length of a multibyte character.  */
  21 #ifndef MB_LEN_MAX
  22 #define MB_LEN_MAX 1
  23 #endif
  24
  25 /* Minimum and maximum values a `signed char' can hold.  */
  26 #undef SCHAR_MIN
  27 #define SCHAR_MIN (-SCHAR_MAX - 1)
  28 #undef SCHAR_MAX
  29 #define SCHAR_MAX __SCHAR_MAX__
  30
  31 /* Maximum value an `unsigned char' can hold.  (Minimum is 0).  */
  32 #undef UCHAR_MAX
  33 #if __SCHAR_MAX__ == __INT_MAX__
  34 # define UCHAR_MAX (SCHAR_MAX * 2U + 1U)
  35 #else
  36 # define UCHAR_MAX (SCHAR_MAX * 2 + 1)
  37 #endif
  38
  39 /* Minimum and maximum values a `char' can hold.  */
  40 #ifdef __CHAR_UNSIGNED__
  41 # undef CHAR_MIN
  42 # if __SCHAR_MAX__ == __INT_MAX__
  43 #  define CHAR_MIN 0U
  44 # else
  45 #  define CHAR_MIN 0
  46 # endif
  47 # undef CHAR_MAX
  48 # define CHAR_MAX UCHAR_MAX
  49 #else
  50 # undef CHAR_MIN
  51 # define CHAR_MIN SCHAR_MIN
  52 # undef CHAR_MAX
  53 # define CHAR_MAX SCHAR_MAX
  54 #endif
  55
  56 /* Minimum and maximum values a `signed short int' can hold.  */
  57 #undef SHRT_MIN
  58 #define SHRT_MIN (-SHRT_MAX - 1)
  59 #undef SHRT_MAX
  60 #define SHRT_MAX __SHRT_MAX__
  61
  62 /* Maximum value an `unsigned short int' can hold.  (Minimum is 0).  */
  63 #undef USHRT_MAX
  64 #if __SHRT_MAX__ == __INT_MAX__
  65 # define USHRT_MAX (SHRT_MAX * 2U + 1U)
  66 #else
  67 # define USHRT_MAX (SHRT_MAX * 2 + 1)
  68 #endif
  69
  70 /* Minimum and maximum values a `signed int' can hold.  */
  71 #undef INT_MIN
  72 #define INT_MIN (-INT_MAX - 1)
  73 #undef INT_MAX
  74 #define INT_MAX __INT_MAX__
  75
  76 /* Maximum value an `unsigned int' can hold.  (Minimum is 0).  */
  77 #undef UINT_MAX
  78 #define UINT_MAX (INT_MAX * 2U + 1U)
  79
  80 /* Minimum and maximum values a `signed long int' can hold.
  81    (Same as `int').  */
  82 #undef LONG_MIN
  83 #define LONG_MIN (-LONG_MAX - 1L)
  84 #undef LONG_MAX
  85 #define LONG_MAX __LONG_MAX__
  86
  87 /* Maximum value an `unsigned long int' can hold.  (Minimum is 0).  */
  88 #undef ULONG_MAX
  89 #define ULONG_MAX (LONG_MAX * 2UL + 1UL)
  90
  91 #if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
  92 /* Minimum and maximum values a `signed long long int' can hold.  */
  93 # undef LLONG_MIN
  94 # define LLONG_MIN (-LLONG_MAX - 1LL)
  95 # undef LLONG_MAX
  96 # define LLONG_MAX __LONG_LONG_MAX__
  97
  98 /* Maximum value an `unsigned long long int' can hold.  (Minimum is 0).  */
  99 # undef ULLONG_MAX
 100 # define ULLONG_MAX (LLONG_MAX * 2ULL + 1ULL)
 101 #endif
 102
 103 #if defined (__GNU_LIBRARY__) ? defined (__USE_GNU) : !defined (__STRICT_ANSI__)
 104 /* Minimum and maximum values a `signed long long int' can hold.  */
 105 # undef LONG_LONG_MIN
 106 # define LONG_LONG_MIN (-LONG_LONG_MAX - 1LL)
 107 # undef LONG_LONG_MAX
 108 # define LONG_LONG_MAX __LONG_LONG_MAX__
 109
 110 /* Maximum value an `unsigned long long int' can hold.  (Minimum is 0).  */
 111 # undef ULONG_LONG_MAX
 112 # define ULONG_LONG_MAX (LONG_LONG_MAX * 2ULL + 1ULL)
 113 #endif
 114
 115 #endif /* _LIMITS_H___ */
 116 /* This administrivia gets added to the end of limits.h
 117    if the system has its own version of limits.h.  */
 118
 119 #else /* not _GCC_LIMITS_H_ */
 120
 121 #ifdef _GCC_NEXT_LIMITS_H
 122 #include_next <limits.h>                /* recurse down to the real one */
 123 #endif
 124
 125 #endif /* not _GCC_LIMITS_H_ */