xref: /illumos-gate/usr/src/boot/sys/sys/limits.h (revision 199767f8)
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  * 4. Neither the name of the University nor the names of its contributors
14  *    may be used to endorse or promote products derived from this software
15  *    without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  *
29  * $FreeBSD$
30  */
31 
32 #ifndef _SYS_LIMITS_H_
33 #define	_SYS_LIMITS_H_
34 
35 #include <sys/cdefs.h>
36 #include <machine/_limits.h>
37 
38 #define	CHAR_BIT	__CHAR_BIT	/* number of bits in a char */
39 
40 #define	SCHAR_MAX	__SCHAR_MAX	/* max value for a signed char */
41 #define	SCHAR_MIN	__SCHAR_MIN	/* min value for a signed char */
42 
43 #define	UCHAR_MAX	__UCHAR_MAX	/* max value for an unsigned char */
44 
45 #ifdef __CHAR_UNSIGNED__
46 #define	CHAR_MAX	UCHAR_MAX	/* max value for a char */
47 #define	CHAR_MIN	0		/* min value for a char */
48 #else
49 #define	CHAR_MAX	SCHAR_MAX
50 #define	CHAR_MIN	SCHAR_MIN
51 #endif
52 
53 #define	USHRT_MAX	__USHRT_MAX	/* max value for an unsigned short */
54 #define	SHRT_MAX	__SHRT_MAX	/* max value for a short */
55 #define	SHRT_MIN	__SHRT_MIN	/* min value for a short */
56 
57 #define	UINT_MAX	__UINT_MAX	/* max value for an unsigned int */
58 #define	INT_MAX		__INT_MAX	/* max value for an int */
59 #define	INT_MIN		__INT_MIN	/* min value for an int */
60 
61 #define	ULONG_MAX	__ULONG_MAX	/* max for an unsigned long */
62 #define	LONG_MAX	__LONG_MAX	/* max for a long */
63 #define	LONG_MIN	__LONG_MIN	/* min for a long */
64 
65 #ifdef __LONG_LONG_SUPPORTED
66 #define	ULLONG_MAX	__ULLONG_MAX	/* max for an unsigned long long */
67 #define	LLONG_MAX	__LLONG_MAX	/* max for a long long */
68 #define	LLONG_MIN	__LLONG_MIN	/* min for a long long */
69 #endif
70 
71 #if __POSIX_VISIBLE || __XSI_VISIBLE
72 #define	SSIZE_MAX	__SSIZE_MAX	/* max value for an ssize_t */
73 #endif
74 
75 #if __POSIX_VISIBLE >= 200112 || __XSI_VISIBLE
76 #define	SIZE_T_MAX	__SIZE_T_MAX	/* max value for a size_t */
77 
78 #define	OFF_MAX		__OFF_MAX	/* max value for an off_t */
79 #define	OFF_MIN		__OFF_MIN	/* min value for an off_t */
80 #endif
81 
82 #if __BSD_VISIBLE
83 #define	GID_MAX		UINT_MAX	/* max value for a gid_t */
84 #define	UID_MAX		UINT_MAX	/* max value for a uid_t */
85 
86 #define	UQUAD_MAX	(__UQUAD_MAX)	/* max value for a uquad_t */
87 #define	QUAD_MAX	(__QUAD_MAX)	/* max value for a quad_t */
88 #define	QUAD_MIN	(__QUAD_MIN)	/* min value for a quad_t */
89 #endif
90 
91 #if __XSI_VISIBLE || __POSIX_VISIBLE >= 200809
92 #define	LONG_BIT	__LONG_BIT
93 #define	WORD_BIT	__WORD_BIT
94 #endif
95 
96 #if __POSIX_VISIBLE
97 #define	MQ_PRIO_MAX	64
98 #endif
99 
100 #endif /* !_SYS_LIMITS_H_ */
101