EXTERNAL_HEADERS/machine/limits.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * The contents of this file constitute Original Code as defined in and
   7  * are subject to the Apple Public Source License Version 1.1 (the
   8  * "License").  You may not use this file except in compliance with the
   9  * License.  Please obtain a copy of the License at
  10  * http://www.apple.com/publicsource and read it before using this file.
  11  *
  12  * This Original Code and all software distributed under the License are
  13  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17  * License for the specific language governing rights and limitations
  18  * under the License.
  19  *
  20  * @APPLE_LICENSE_HEADER_END@
  21  */
  22 #if !defined (_LIMITS_H___) && !defined (_MACH_MACHLIMITS_H_)
  23 #if defined (__ppc__)
  24 #include <ppc/limits.h>
  25 #elif defined (__i386__)
  26 #include <i386/limits.h>
  27 #else
  28 #error architecture not supported
  29 #endif
  30 #undef MB_LEN_MAX
  31 #endif
  32 #ifndef _LIMITS_H___
  33 #ifndef _MACH_MACHLIMITS_H_
  34
  35 /* _MACH_MACHLIMITS_H_ is used on OSF/1.  */
  36 #define _LIMITS_H___
  37 #define _MACH_MACHLIMITS_H_
  38
  39 /* Number of bits in a `char'.  */
  40 #undef CHAR_BIT
  41 #define CHAR_BIT 8
  42
  43 /* Maximum length of a multibyte character.  */
  44 #ifndef MB_LEN_MAX
  45 #define MB_LEN_MAX 1
  46 #endif
  47
  48 /* Minimum and maximum values a `signed char' can hold.  */
  49 #undef SCHAR_MIN
  50 #define SCHAR_MIN (-128)
  51 #undef SCHAR_MAX
  52 #define SCHAR_MAX 127
  53
  54 /* Maximum value an `unsigned char' can hold.  (Minimum is 0).  */
  55 #undef UCHAR_MAX
  56 #define UCHAR_MAX 255
  57
  58 /* Minimum and maximum values a `char' can hold.  */
  59 #ifdef __CHAR_UNSIGNED__
  60 #undef CHAR_MIN
  61 #define CHAR_MIN 0
  62 #undef CHAR_MAX
  63 #define CHAR_MAX 255
  64 #else
  65 #undef CHAR_MIN
  66 #define CHAR_MIN (-128)
  67 #undef CHAR_MAX
  68 #define CHAR_MAX 127
  69 #endif
  70
  71 /* Minimum and maximum values a `signed short int' can hold.  */
  72 #undef SHRT_MIN
  73 #define SHRT_MIN (-32768)
  74 #undef SHRT_MAX
  75 #define SHRT_MAX 32767
  76
  77 /* Maximum value an `unsigned short int' can hold.  (Minimum is 0).  */
  78 #undef USHRT_MAX
  79 #define USHRT_MAX 65535
  80
  81 /* Minimum and maximum values a `signed int' can hold.  */
  82 #ifndef __INT_MAX__
  83 #define __INT_MAX__ 2147483647
  84 #endif
  85 #undef INT_MIN
  86 #define INT_MIN (-INT_MAX-1)
  87 #undef INT_MAX
  88 #define INT_MAX __INT_MAX__
  89
  90 /* Maximum value an `unsigned int' can hold.  (Minimum is 0).  */
  91 #undef UINT_MAX
  92 #define UINT_MAX (INT_MAX * 2U + 1)
  93
  94 /* Minimum and maximum values a `signed long int' can hold.
  95    (Same as `int').  */
  96 #ifndef __LONG_MAX__
  97 #define __LONG_MAX__ 2147483647L
  98 #endif
  99 #undef LONG_MIN
 100 #define LONG_MIN (-LONG_MAX-1)
 101 #undef LONG_MAX
 102 #define LONG_MAX __LONG_MAX__
 103
 104 /* Maximum value an `unsigned long int' can hold.  (Minimum is 0).  */
 105 #undef ULONG_MAX
 106 #define ULONG_MAX (LONG_MAX * 2UL + 1)
 107
 108 #if defined (__GNU_LIBRARY__) ? defined (__USE_GNU) : !defined (__STRICT_ANSI__)
 109 /* Minimum and maximum values a `signed long long int' can hold.  */
 110 #ifndef __LONG_LONG_MAX__
 111 #define __LONG_LONG_MAX__ 9223372036854775807LL
 112 #endif
 113 #undef LONG_LONG_MIN
 114 #define LONG_LONG_MIN (-LONG_LONG_MAX-1)
 115 #undef LONG_LONG_MAX
 116 #define LONG_LONG_MAX __LONG_LONG_MAX__
 117
 118 /* Maximum value an `unsigned long long int' can hold.  (Minimum is 0).  */
 119 #undef ULONG_LONG_MAX
 120 #define ULONG_LONG_MAX (LONG_LONG_MAX * 2ULL + 1)
 121 #endif
 122
 123 #endif /* _MACH_MACHLIMITS_H_ */
 124 #endif /* _LIMITS_H___ */