EXTERNAL_HEADERS/machine/limits.h

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