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1 | 13 | up20180614 | /* $NetBSD: limits.h,v 1.25 2014/04/21 10:53:47 matt Exp $ */
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2 | |||
3 | /*
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4 | * Copyright (c) 1988 The Regents of the University of California.
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5 | * All rights reserved.
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6 | *
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7 | * Redistribution and use in source and binary forms, with or without
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8 | * modification, are permitted provided that the following conditions
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9 | * are met:
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10 | * 1. Redistributions of source code must retain the above copyright
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11 | * notice, this list of conditions and the following disclaimer.
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12 | * 2. Redistributions in binary form must reproduce the above copyright
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13 | * notice, this list of conditions and the following disclaimer in the
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14 | * documentation and/or other materials provided with the distribution.
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15 | * 3. Neither the name of the University nor the names of its contributors
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16 | * may be used to endorse or promote products derived from this software
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17 | * without specific prior written permission.
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18 | *
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19 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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20 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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21 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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22 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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23 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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24 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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25 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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26 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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27 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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28 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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29 | * SUCH DAMAGE.
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30 | *
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31 | * @(#)limits.h 7.2 (Berkeley) 6/28/90
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32 | */
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33 | |||
34 | #ifndef _I386_LIMITS_H_
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35 | #define _I386_LIMITS_H_
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36 | |||
37 | #include <sys/featuretest.h> |
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38 | |||
39 | #define CHAR_BIT 8 /* number of bits in a char */ |
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40 | |||
41 | #define UCHAR_MAX 0xff /* max value for an unsigned char */ |
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42 | #define SCHAR_MAX 0x7f /* max value for a signed char */ |
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43 | #define SCHAR_MIN (-0x7f-1) /* min value for a signed char */ |
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44 | |||
45 | #define USHRT_MAX 0xffff /* max value for an unsigned short */ |
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46 | #define SHRT_MAX 0x7fff /* max value for a short */ |
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47 | #define SHRT_MIN (-0x7fff-1) /* min value for a short */ |
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48 | |||
49 | #define UINT_MAX 0xffffffffU /* max value for an unsigned int */ |
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50 | #define INT_MAX 0x7fffffff /* max value for an int */ |
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51 | #define INT_MIN (-0x7fffffff-1) /* min value for an int */ |
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52 | |||
53 | #define ULONG_MAX 0xffffffffUL /* max value for an unsigned long */ |
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54 | #define LONG_MAX 0x7fffffffL /* max value for a long */ |
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55 | #define LONG_MIN (-0x7fffffffL-1) /* min value for a long */ |
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56 | |||
57 | #if defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \
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58 | defined(_NETBSD_SOURCE) |
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59 | #define SSIZE_MAX INT_MAX /* max value for a ssize_t */ |
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60 | |||
61 | #if defined(_ISOC99_SOURCE) || (__STDC_VERSION__ - 0) >= 199901L || \ |
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62 | defined(_NETBSD_SOURCE) |
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63 | #define ULLONG_MAX 0xffffffffffffffffULL /* max unsigned long long */ |
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64 | #define LLONG_MAX 0x7fffffffffffffffLL /* max signed long long */ |
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65 | #define LLONG_MIN (-0x7fffffffffffffffLL-1) /* min signed long long */ |
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66 | #endif
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67 | |||
68 | #if defined(_NETBSD_SOURCE)
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69 | #define SSIZE_MIN INT_MIN /* min value for a ssize_t */ |
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70 | #define SIZE_T_MAX UINT_MAX /* max value for a size_t */ |
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71 | |||
72 | #define UQUAD_MAX 0xffffffffffffffffULL /* max unsigned quad */ |
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73 | #define QUAD_MAX 0x7fffffffffffffffLL /* max signed quad */ |
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74 | #define QUAD_MIN (-0x7fffffffffffffffLL-1) /* min signed quad */ |
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75 | |||
76 | #endif /* _NETBSD_SOURCE */ |
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77 | #endif /* _POSIX_C_SOURCE || _XOPEN_SOURCE || _NETBSD_SOURCE */ |
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78 | |||
79 | #if defined(_XOPEN_SOURCE) || defined(_NETBSD_SOURCE)
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80 | #define LONG_BIT 32 |
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81 | #define WORD_BIT 32 |
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82 | |||
83 | #define DBL_DIG __DBL_DIG__
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84 | #define DBL_MAX __DBL_MAX__
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85 | #define DBL_MIN __DBL_MIN__
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86 | |||
87 | #define FLT_DIG __FLT_DIG__
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88 | #define FLT_MAX __FLT_MAX__
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89 | #define FLT_MIN __FLT_MIN__
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90 | #endif
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91 | |||
92 | #endif /* _I386_LIMITS_H_ */ |