| 1 | /* $NetBSD: limits.h,v 1.14 2014/04/21 10:53:47 matt Exp $ */ |
| 2 | |
| 3 | /* |
| 4 | * Copyright (c) 1988 The Regents of the University of California. |
| 5 | * All rights reserved. |
| 6 | * |
| 7 | * Redistribution and use in source and binary forms, with or without |
| 8 | * modification, are permitted provided that the following conditions |
| 9 | * are met: |
| 10 | * 1. Redistributions of source code must retain the above copyright |
| 11 | * notice, this list of conditions and the following disclaimer. |
| 12 | * 2. Redistributions in binary form must reproduce the above copyright |
| 13 | * notice, this list of conditions and the following disclaimer in the |
| 14 | * documentation and/or other materials provided with the distribution. |
| 15 | * 3. Neither the name of the University nor the names of its contributors |
| 16 | * may be used to endorse or promote products derived from this software |
| 17 | * without specific prior written permission. |
| 18 | * |
| 19 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
| 20 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 21 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 22 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
| 23 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 24 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 25 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 26 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 27 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 28 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 29 | * SUCH DAMAGE. |
| 30 | * |
| 31 | * @(#)limits.h 7.2 (Berkeley) 6/28/90 |
| 32 | */ |
| 33 | |
| 34 | #ifndef _X86_64_LIMITS_H_ |
| 35 | #define _X86_64_LIMITS_H_ |
| 36 | |
| 37 | #ifdef __x86_64__ |
| 38 | |
| 39 | #include <sys/featuretest.h> |
| 40 | |
| 41 | #define CHAR_BIT 8 /* number of bits in a char */ |
| 42 | |
| 43 | #define UCHAR_MAX 0xff /* max value for an unsigned char */ |
| 44 | #define SCHAR_MAX 0x7f /* max value for a signed char */ |
| 45 | #define SCHAR_MIN (-0x7f-1) /* min value for a signed char */ |
| 46 | |
| 47 | #define USHRT_MAX 0xffff /* max value for an unsigned short */ |
| 48 | #define SHRT_MAX 0x7fff /* max value for a short */ |
| 49 | #define SHRT_MIN (-0x7fff-1) /* min value for a short */ |
| 50 | |
| 51 | #define UINT_MAX 0xffffffffU /* max value for an unsigned int */ |
| 52 | #define INT_MAX 0x7fffffff /* max value for an int */ |
| 53 | #define INT_MIN (-0x7fffffff-1) /* min value for an int */ |
| 54 | |
| 55 | #define ULONG_MAX 0xffffffffffffffffUL /* max value for an unsigned long */ |
| 56 | #define LONG_MAX 0x7fffffffffffffffL /* max value for a long */ |
| 57 | #define LONG_MIN (-0x7fffffffffffffffL-1) /* min value for a long */ |
| 58 | |
| 59 | #if defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \ |
| 60 | defined(_NETBSD_SOURCE) |
| 61 | #define SSIZE_MAX LONG_MAX /* max value for a ssize_t */ |
| 62 | |
| 63 | #if defined(_ISOC99_SOURCE) || (__STDC_VERSION__ - 0) >= 199901L || \ |
| 64 | defined(_NETBSD_SOURCE) |
| 65 | #define ULLONG_MAX 0xffffffffffffffffULL /* max unsigned long long */ |
| 66 | #define LLONG_MAX 0x7fffffffffffffffLL /* max signed long long */ |
| 67 | #define LLONG_MIN (-0x7fffffffffffffffLL-1) /* min signed long long */ |
| 68 | #endif |
| 69 | |
| 70 | #if defined(_NETBSD_SOURCE) |
| 71 | #define SSIZE_MIN LONG_MIN /* min value for a ssize_t */ |
| 72 | #define SIZE_T_MAX ULONG_MAX /* max value for a size_t */ |
| 73 | |
| 74 | #define UQUAD_MAX 0xffffffffffffffffULL /* max unsigned quad */ |
| 75 | #define QUAD_MAX 0x7fffffffffffffffLL /* max signed quad */ |
| 76 | #define QUAD_MIN (-0x7fffffffffffffffLL-1) /* min signed quad */ |
| 77 | |
| 78 | #endif /* _NETBSD_SOURCE */ |
| 79 | #endif /* _POSIX_C_SOURCE || _XOPEN_SOURCE || _NETBSD_SOURCE */ |
| 80 | |
| 81 | #if defined(_XOPEN_SOURCE) || defined(_NETBSD_SOURCE) |
| 82 | #define LONG_BIT 64 |
| 83 | #define WORD_BIT 32 |
| 84 | |
| 85 | #define DBL_DIG __DBL_DIG__ |
| 86 | #define DBL_MAX __DBL_MAX__ |
| 87 | #define DBL_MIN __DBL_MIN__ |
| 88 | |
| 89 | #define FLT_DIG __FLT_DIG__ |
| 90 | #define FLT_MAX __FLT_MAX__ |
| 91 | #define FLT_MIN __FLT_MIN__ |
| 92 | #endif |
| 93 | |
| 94 | #else /* __x86_64__ */ |
| 95 | |
| 96 | #include <i386/limits.h> |
| 97 | |
| 98 | #endif /* __x86_64__ */ |
| 99 | |
| 100 | #endif /* _X86_64_LIMITS_H_ */ |
| 101 | |