EXTERNAL_HEADERS/machine/limits.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_OSREFERENCE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License.  The rights granted to you under the
  10  * License may not be used to create, or enable the creation or
  11  * redistribution of, unlawful or unlicensed copies of an Apple operating
  12  * system, or to circumvent, violate, or enable the circumvention or
  13  * violation of, any terms of an Apple operating system software license
  14  * agreement.
  15  *
  16  * Please obtain a copy of the License at
  17  * http://www.opensource.apple.com/apsl/ and read it before using this
  18  * file.
  19  *
  20  * The Original Code and all software distributed under the License are
  21  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  22  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  23  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  24  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  25  * Please see the License for the specific language governing rights and
  26  * limitations under the License.
  27  *
  28  * @APPLE_LICENSE_OSREFERENCE_HEADER_END@
  29  */
  30 #if !defined (_LIMITS_H___) && !defined (_MACH_MACHLIMITS_H_)
  31 #if defined (__ppc__)
  32 #include <ppc/limits.h>
  33 #elif defined (__i386__)
  34 #include <i386/limits.h>
  35 #else
  36 #error architecture not supported
  37 #endif
  38 #undef MB_LEN_MAX
  39 #endif
  40 #ifndef _LIMITS_H___
  41 #ifndef _MACH_MACHLIMITS_H_
  42
  43 /* _MACH_MACHLIMITS_H_ is used on OSF/1.  */
  44 #define _LIMITS_H___
  45 #define _MACH_MACHLIMITS_H_
  46
  47 /* Number of bits in a `char'.  */
  48 #undef CHAR_BIT
  49 #define CHAR_BIT 8
  50
  51 /* Maximum length of a multibyte character.  */
  52 #ifndef MB_LEN_MAX
  53 #define MB_LEN_MAX 1
  54 #endif
  55
  56 /* Minimum and maximum values a `signed char' can hold.  */
  57 #undef SCHAR_MIN
  58 #define SCHAR_MIN (-128)
  59 #undef SCHAR_MAX
  60 #define SCHAR_MAX 127
  61
  62 /* Maximum value an `unsigned char' can hold.  (Minimum is 0).  */
  63 #undef UCHAR_MAX
  64 #define UCHAR_MAX 255
  65
  66 /* Minimum and maximum values a `char' can hold.  */
  67 #ifdef __CHAR_UNSIGNED__
  68 #undef CHAR_MIN
  69 #define CHAR_MIN 0
  70 #undef CHAR_MAX
  71 #define CHAR_MAX 255
  72 #else
  73 #undef CHAR_MIN
  74 #define CHAR_MIN (-128)
  75 #undef CHAR_MAX
  76 #define CHAR_MAX 127
  77 #endif
  78
  79 /* Minimum and maximum values a `signed short int' can hold.  */
  80 #undef SHRT_MIN
  81 #define SHRT_MIN (-32768)
  82 #undef SHRT_MAX
  83 #define SHRT_MAX 32767
  84
  85 /* Maximum value an `unsigned short int' can hold.  (Minimum is 0).  */
  86 #undef USHRT_MAX
  87 #define USHRT_MAX 65535
  88
  89 /* Minimum and maximum values a `signed int' can hold.  */
  90 #ifndef __INT_MAX__
  91 #define __INT_MAX__ 2147483647
  92 #endif
  93 #undef INT_MIN
  94 #define INT_MIN (-INT_MAX-1)
  95 #undef INT_MAX
  96 #define INT_MAX __INT_MAX__
  97
  98 /* Maximum value an `unsigned int' can hold.  (Minimum is 0).  */
  99 #undef UINT_MAX
 100 #define UINT_MAX (INT_MAX * 2U + 1)
 101
 102 /* Minimum and maximum values a `signed long int' can hold.
 103    (Same as `int').  */
 104 #ifndef __LONG_MAX__
 105 #define __LONG_MAX__ 2147483647L
 106 #endif
 107 #undef LONG_MIN
 108 #define LONG_MIN (-LONG_MAX-1)
 109 #undef LONG_MAX
 110 #define LONG_MAX __LONG_MAX__
 111
 112 /* Maximum value an `unsigned long int' can hold.  (Minimum is 0).  */
 113 #undef ULONG_MAX
 114 #define ULONG_MAX (LONG_MAX * 2UL + 1)
 115
 116 #if defined (__GNU_LIBRARY__) ? defined (__USE_GNU) : !defined (__STRICT_ANSI__)
 117 /* Minimum and maximum values a `signed long long int' can hold.  */
 118 #ifndef __LONG_LONG_MAX__
 119 #define __LONG_LONG_MAX__ 9223372036854775807LL
 120 #endif
 121 #undef LONG_LONG_MIN
 122 #define LONG_LONG_MIN (-LONG_LONG_MAX-1)
 123 #undef LONG_LONG_MAX
 124 #define LONG_LONG_MAX __LONG_LONG_MAX__
 125
 126 /* Maximum value an `unsigned long long int' can hold.  (Minimum is 0).  */
 127 #undef ULONG_LONG_MAX
 128 #define ULONG_LONG_MAX (LONG_LONG_MAX * 2ULL + 1)
 129 #endif
 130
 131 #endif /* _MACH_MACHLIMITS_H_ */
 132 #endif /* _LIMITS_H___ */