1/* $NetBSD: limits.h,v 1.40 2016/08/04 06:43:43 christos Exp $ */
2
3/*
4 * Copyright (c) 1988, 1993
5 * The Regents of the University of California. 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 8.2 (Berkeley) 1/4/94
32 */
33
34#ifndef _LIMITS_H_
35#define _LIMITS_H_
36
37#include <sys/featuretest.h>
38
39#if defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \
40 defined(_NETBSD_SOURCE)
41#define _POSIX_AIO_LISTIO_MAX 2
42#define _POSIX_AIO_MAX 1
43#define _POSIX_ARG_MAX 4096
44#define _POSIX_CHILD_MAX 25
45#define _POSIX_HOST_NAME_MAX 255
46#define _POSIX_LINK_MAX 8
47#define _POSIX_LOGIN_NAME_MAX 9
48#define _POSIX_MAX_CANON 255
49#define _POSIX_MAX_INPUT 255
50#define _POSIX_MQ_OPEN_MAX 8
51#define _POSIX_MQ_PRIO_MAX 32
52#define _POSIX_NAME_MAX 14
53#define _POSIX_NGROUPS_MAX 8
54#define _POSIX_OPEN_MAX 20
55#define _POSIX_PATH_MAX 256
56#define _POSIX_PIPE_BUF 512
57#define _POSIX_RE_DUP_MAX 255
58#define _POSIX_SSIZE_MAX 32767
59#define _POSIX_STREAM_MAX 8
60#define _POSIX_SYMLINK_MAX 255
61#define _POSIX_SYMLOOP_MAX 8
62
63/*
64 * We have not implemented these yet
65 *
66 * _POSIX_THREAD_ATTR_STACKADDR
67 * _POSIX_THREAD_ATTR_STACKSIZE
68 * _POSIX_THREAD_CPUTIME
69 * _POSIX_THREAD_PRIORITY_SCHEDULING
70 * _POSIX_THREAD_PRIO_INHERIT
71 * _POSIX_THREAD_PRIO_PROTECT
72 * _POSIX_THREAD_PROCESS_SHARED
73 * _POSIX_THREAD_SAFE_FUNCTIONS
74 * _POSIX_THREAD_SPORADIC_SERVER
75 */
76
77/*
78 * The following 3 are defined in
79 * Open Group Base Specifications Issue 7
80 */
81#define _POSIX_THREAD_DESTRUCTOR_ITERATIONS 4
82#define _POSIX_THREAD_KEYS_MAX 128
83#define _POSIX_THREAD_THREADS_MAX 64
84
85/*
86 * These are the correct names, defined in terms of the above
87 * except for PTHREAD_KEYS_MAX which is bigger than standard
88 * mandated minimum value _POSIX_THREAD_KEYS_MAX.
89 */
90#define PTHREAD_DESTRUCTOR_ITERATIONS _POSIX_THREAD_DESTRUCTOR_ITERATIONS
91#define PTHREAD_KEYS_MAX 256
92/* Not yet: PTHREAD_STACK_MIN */
93#define PTHREAD_THREADS_MAX _POSIX_THREAD_THREADS_MAX
94
95#define _POSIX_TIMER_MAX 32
96#define _POSIX_SEM_NSEMS_MAX 256
97#define _POSIX_SIGQUEUE_MAX 32
98#define _POSIX_REALTIME_SIGNALS 200112L
99#define _POSIX_DELAYTIMER_MAX 32
100#define _POSIX_TTY_NAME_MAX 9
101#define _POSIX_TZNAME_MAX 6
102
103#define _POSIX2_BC_BASE_MAX 99
104#define _POSIX2_BC_DIM_MAX 2048
105#define _POSIX2_BC_SCALE_MAX 99
106#define _POSIX2_BC_STRING_MAX 1000
107#define _POSIX2_CHARCLASS_NAME_MAX 14
108#define _POSIX2_COLL_WEIGHTS_MAX 2
109#define _POSIX2_EXPR_NEST_MAX 32
110#define _POSIX2_LINE_MAX 2048
111#define _POSIX2_RE_DUP_MAX 255
112
113/*
114 * X/Open CAE Specifications,
115 * adopted in IEEE Std 1003.1-2001 XSI.
116 */
117#if (_POSIX_C_SOURCE - 0) >= 200112L || defined(_XOPEN_SOURCE) || \
118 defined(_NETBSD_SOURCE)
119#define _XOPEN_IOV_MAX 16
120#define _XOPEN_NAME_MAX 256
121#define _XOPEN_PATH_MAX 1024
122
123#define PASS_MAX 128 /* Legacy */
124
125#define CHARCLASS_NAME_MAX 14
126#define NL_ARGMAX 9
127#define NL_LANGMAX 14
128#define NL_MSGMAX 32767
129#define NL_NMAX 1
130#define NL_SETMAX 255
131#define NL_TEXTMAX 2048
132
133 /* IEEE Std 1003.1-2001 TSF */
134#define _GETGR_R_SIZE_MAX 1024
135#define _GETPW_R_SIZE_MAX 1024
136
137/* Always ensure that this is consistent with <stdio.h> */
138#ifndef TMP_MAX
139#define TMP_MAX 308915776 /* Legacy */
140#endif
141#endif /* _POSIX_C_SOURCE >= 200112L || _XOPEN_SOURCE || _NETBSD_SOURCE */
142
143#endif /* _POSIX_C_SOURCE || _XOPEN_SOURCE || _NETBSD_SOURCE */
144
145#define MB_LEN_MAX 32 /* Allow ISO/IEC 2022 */
146
147/*
148 * X/Open Extended API set 2 (a.k.a. C063)
149 * This hides unimplemented functions from GNU configure until
150 * we are done implementing them.
151 */
152#if !defined(_INCOMPLETE_XOPEN_C063)
153#define __stub_fexecve
154#endif
155
156#include <machine/limits.h>
157
158#ifdef __CHAR_UNSIGNED__
159# define CHAR_MIN 0
160# define CHAR_MAX UCHAR_MAX
161#else
162# define CHAR_MIN SCHAR_MIN
163# define CHAR_MAX SCHAR_MAX
164#endif
165
166#include <sys/syslimits.h>
167
168#endif /* !_LIMITS_H_ */
169