EXTERNAL_HEADERS/machine/limits.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
   7  *
   8  * This file contains Original Code and/or Modifications of Original Code
   9  * as defined in and that are subject to the Apple Public Source License
  10  * Version 2.0 (the 'License'). You may not use this file except in
  11  * compliance with the License. Please obtain a copy of the License at
  12  * http://www.opensource.apple.com/apsl/ and read it before using this
  13  * file.
  14  *
  15  * The Original Code and all software distributed under the License are
  16  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  17  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  18  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  20  * Please see the License for the specific language governing rights and
  21  * limitations under the License.
  22  *
  23  * @APPLE_LICENSE_HEADER_END@
  24  */
  25 #if !defined (_LIMITS_H___) && !defined (_MACH_MACHLIMITS_H_)
  26 #if defined (__ppc__)
  27 #include <ppc/limits.h>
  28 #elif defined (__i386__)
  29 #include <i386/limits.h>
  30 #else
  31 #error architecture not supported
  32 #endif
  33 #undef MB_LEN_MAX
  34 #endif
  35 #ifndef _LIMITS_H___
  36 #ifndef _MACH_MACHLIMITS_H_
  37
  38 /* _MACH_MACHLIMITS_H_ is used on OSF/1.  */
  39 #define _LIMITS_H___
  40 #define _MACH_MACHLIMITS_H_
  41
  42 /* Number of bits in a `char'.  */
  43 #undef CHAR_BIT
  44 #define CHAR_BIT 8
  45
  46 /* Maximum length of a multibyte character.  */
  47 #ifndef MB_LEN_MAX
  48 #define MB_LEN_MAX 1
  49 #endif
  50
  51 /* Minimum and maximum values a `signed char' can hold.  */
  52 #undef SCHAR_MIN
  53 #define SCHAR_MIN (-128)
  54 #undef SCHAR_MAX
  55 #define SCHAR_MAX 127
  56
  57 /* Maximum value an `unsigned char' can hold.  (Minimum is 0).  */
  58 #undef UCHAR_MAX
  59 #define UCHAR_MAX 255
  60
  61 /* Minimum and maximum values a `char' can hold.  */
  62 #ifdef __CHAR_UNSIGNED__
  63 #undef CHAR_MIN
  64 #define CHAR_MIN 0
  65 #undef CHAR_MAX
  66 #define CHAR_MAX 255
  67 #else
  68 #undef CHAR_MIN
  69 #define CHAR_MIN (-128)
  70 #undef CHAR_MAX
  71 #define CHAR_MAX 127
  72 #endif
  73
  74 /* Minimum and maximum values a `signed short int' can hold.  */
  75 #undef SHRT_MIN
  76 #define SHRT_MIN (-32768)
  77 #undef SHRT_MAX
  78 #define SHRT_MAX 32767
  79
  80 /* Maximum value an `unsigned short int' can hold.  (Minimum is 0).  */
  81 #undef USHRT_MAX
  82 #define USHRT_MAX 65535
  83
  84 /* Minimum and maximum values a `signed int' can hold.  */
  85 #ifndef __INT_MAX__
  86 #define __INT_MAX__ 2147483647
  87 #endif
  88 #undef INT_MIN
  89 #define INT_MIN (-INT_MAX-1)
  90 #undef INT_MAX
  91 #define INT_MAX __INT_MAX__
  92
  93 /* Maximum value an `unsigned int' can hold.  (Minimum is 0).  */
  94 #undef UINT_MAX
  95 #define UINT_MAX (INT_MAX * 2U + 1)
  96
  97 /* Minimum and maximum values a `signed long int' can hold.
  98    (Same as `int').  */
  99 #ifndef __LONG_MAX__
 100 #define __LONG_MAX__ 2147483647L
 101 #endif
 102 #undef LONG_MIN
 103 #define LONG_MIN (-LONG_MAX-1)
 104 #undef LONG_MAX
 105 #define LONG_MAX __LONG_MAX__
 106
 107 /* Maximum value an `unsigned long int' can hold.  (Minimum is 0).  */
 108 #undef ULONG_MAX
 109 #define ULONG_MAX (LONG_MAX * 2UL + 1)
 110
 111 #if defined (__GNU_LIBRARY__) ? defined (__USE_GNU) : !defined (__STRICT_ANSI__)
 112 /* Minimum and maximum values a `signed long long int' can hold.  */
 113 #ifndef __LONG_LONG_MAX__
 114 #define __LONG_LONG_MAX__ 9223372036854775807LL
 115 #endif
 116 #undef LONG_LONG_MIN
 117 #define LONG_LONG_MIN (-LONG_LONG_MAX-1)
 118 #undef LONG_LONG_MAX
 119 #define LONG_LONG_MAX __LONG_LONG_MAX__
 120
 121 /* Maximum value an `unsigned long long int' can hold.  (Minimum is 0).  */
 122 #undef ULONG_LONG_MAX
 123 #define ULONG_LONG_MAX (LONG_LONG_MAX * 2ULL + 1)
 124 #endif
 125
 126 #endif /* _MACH_MACHLIMITS_H_ */
 127 #endif /* _LIMITS_H___ */