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1: /* 2: * Copyright (c) 1988, 1993 3: * The Regents of the University of California. All rights reserved. 4: * 5: * Redistribution and use in source and binary forms, with or without 6: * modification, are permitted provided that the following conditions 7: * are met: 8: * 1. Redistributions of source code must retain the above copyright 9: * notice, this list of conditions and the following disclaimer. 10: * 2. Redistributions in binary form must reproduce the above copyright 11: * notice, this list of conditions and the following disclaimer in the 12: * documentation and/or other materials provided with the distribution. 13: * 3. All advertising materials mentioning features or use of this software 14: * must display the following acknowledgement: 15: * This product includes software developed by the University of 16: * California, Berkeley and its contributors. 17: * 4. Neither the name of the University nor the names of its contributors 18: * may be used to endorse or promote products derived from this software 19: * without specific prior written permission. 20: * 21: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31: * SUCH DAMAGE. 32: * 33: * @(#)limits.h 8.3 (Berkeley) 1/4/94 34: */ 35: 36: #ifndef _I386_LIMITS_H_ 37: #define _I386_LIMITS_H_ 38: 39: #include <sys/cdefs.h> 40: #include <i386/_limits.h> 41: 42: #define CHAR_BIT 8 /* number of bits in a char */ 43: #define MB_LEN_MAX 6 /* Allow 31 bit UTF2 */ 44: 45: #if !defined(_ANSI_SOURCE) && (!defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)) 46: #define CLK_TCK __DARWIN_CLK_TCK /* ticks per second */ 47: #endif /* !_ANSI_SOURCE && (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */ 48: 49: /* 50: * According to ANSI (section 2.2.4.2), the values below must be usable by 51: * #if preprocessing directives. Additionally, the expression must have the 52: * same type as would an expression that is an object of the corresponding 53: * type converted according to the integral promotions. The subtraction for 54: * INT_MIN and LONG_MIN is so the value is not unsigned; 2147483648 is an 55: * unsigned int for 32-bit two's complement ANSI compilers (section 3.1.3.2). 56: * These numbers work for pcc as well. The UINT_MAX and ULONG_MAX values 57: * are written as hex so that GCC will be quiet about large integer constants. 58: */ 59: #define SCHAR_MAX 127 /* min value for a signed char */ 60: #define SCHAR_MIN (-128) /* max value for a signed char */ 61: 62: #define UCHAR_MAX 255 /* max value for an unsigned char */ 63: #define CHAR_MAX 127 /* max value for a char */ 64: #define CHAR_MIN (-128) /* min value for a char */ 65: 66: #define USHRT_MAX 65535 /* max value for an unsigned short */ 67: #define SHRT_MAX 32767 /* max value for a short */ 68: #define SHRT_MIN (-32768) /* min value for a short */ 69: 70: #define UINT_MAX 0xffffffff /* max value for an unsigned int */ 71: #define INT_MAX 2147483647 /* max value for an int */ 72: #define INT_MIN (-2147483647-1) /* min value for an int */ 73: 74: #ifdef __LP64__ 75: #define ULONG_MAX 0xffffffffffffffffUL /* max unsigned long */ 76: #define LONG_MAX 0x7fffffffffffffffL /* max signed long */ 77: #define LONG_MIN (-0x7fffffffffffffffL-1) /* min signed long */ 78: #else /* !__LP64__ */ 79: #define ULONG_MAX 0xffffffffUL /* max unsigned long */ 80: #define LONG_MAX 2147483647L /* max signed long */ 81: #define LONG_MIN (-2147483647L-1) /* min signed long */ 82: #endif /* __LP64__ */ 83: 84: #define ULLONG_MAX 0xffffffffffffffffULL /* max unsigned long long */ 85: #define LLONG_MAX 0x7fffffffffffffffLL /* max signed long long */ 86: #define LLONG_MIN (-0x7fffffffffffffffLL-1) /* min signed long long */ 87: 88: #if !defined(_ANSI_SOURCE) 89: #ifdef __LP64__ 90: #define LONG_BIT 64 91: #else /* !__LP64__ */ 92: #define LONG_BIT 32 93: #endif /* __LP64__ */ 94: #define SSIZE_MAX LONG_MAX /* max value for a ssize_t */ 95: #define WORD_BIT 32 96: 97: #if (!defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE)) || defined(_DARWIN_C_SOURCE) 98: #define SIZE_T_MAX ULONG_MAX /* max value for a size_t */ 99: 100: #define UQUAD_MAX ULLONG_MAX 101: #define QUAD_MAX LLONG_MAX 102: #define QUAD_MIN LLONG_MIN 103: 104: #endif /* (!_POSIX_C_SOURCE && !_XOPEN_SOURCE) || _DARWIN_C_SOURCE */ 105: #endif /* !_ANSI_SOURCE */ 106: 107: #endif /* _I386_LIMITS_H_ */ 108: