xref: /netbsd/sys/arch/vax/include/limits.h (revision 6550d01e)
1 /*	$NetBSD: limits.h,v 1.18 2010/06/07 13:52:31 tnozaki 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	_MACHINE_LIMITS_H_
35 #define	_MACHINE_LIMITS_H_
36 
37 #include <sys/featuretest.h>
38 
39 #define CHAR_BIT        8               /* number of bits in a char */
40 
41 #define SCHAR_MAX       0x7f            /* max value for a signed char */
42 #define SCHAR_MIN       (-0x7f-1)       /* min value for a signed char */
43 
44 #define UCHAR_MAX       0xff           /* max value for an unsigned char */
45 #define CHAR_MAX        0x7f            /* max value for a char */
46 #define CHAR_MIN        (-0x7f-1)       /* min value for a char */
47 
48 #define USHRT_MAX       0xffff         /* max value for an unsigned short */
49 #define SHRT_MAX        0x7fff          /* max value for a short */
50 #define SHRT_MIN        (-0x7fff-1)     /* min value for a short */
51 
52 #define UINT_MAX        0xffffffffU     /* max value for an unsigned int */
53 #define INT_MAX         0x7fffffff      /* max value for an int */
54 #define INT_MIN         (-0x7fffffff-1) /* min value for an int */
55 
56 #define ULONG_MAX       0xffffffffUL    /* max value for an unsigned long */
57 #define LONG_MAX        0x7fffffffL     /* max value for a long */
58 #define LONG_MIN        (-0x7fffffffL-1)/* min value for a long */
59 
60 #if defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \
61     defined(_NETBSD_SOURCE)
62 #define SSIZE_MAX       LONG_MAX        /* max value for a ssize_t */
63 
64 #if defined(_ISOC99_SOURCE) || (__STDC_VERSION__ - 0) >= 199901L || \
65     defined(_NETBSD_SOURCE)
66 #define	ULLONG_MAX	0xffffffffffffffffULL	/* max unsigned long long */
67 #define	LLONG_MAX	0x7fffffffffffffffLL	/* max signed long long */
68 #define	LLONG_MIN	(-0x7fffffffffffffffLL-1) /* min signed long long */
69 #endif
70 
71 #if defined(_NETBSD_SOURCE)
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	32
83 #define WORD_BIT	32
84 
85 #define DBL_DIG         16
86 #define DBL_MAX         1.701411834604692294E+38
87 #define DBL_MIN         2.938735877055718770E-39
88 
89 #define FLT_DIG         6
90 #define FLT_MAX         1.70141173E+38F
91 #define FLT_MIN         2.93873588E-39F
92 #endif
93 
94 #endif /* _MACHINE_LIMITS_H_ */
95