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/* $NetBSD: syslimits.h,v 1.28 2015/08/21 07:19:39 uebayasi Exp $ */
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/*
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* Copyright (c) 1988, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)syslimits.h 8.1 (Berkeley) 6/2/93
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*/
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#ifndef _SYS_SYSLIMITS_H_
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#define _SYS_SYSLIMITS_H_
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#if defined(__minix)
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#define OPEN_MAX 255 |
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#endif /* !defined(__minix) */ |
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#include <sys/featuretest.h> |
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#if defined(_KERNEL_OPT)
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#include "opt_syslimits.h" |
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#endif
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#if defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \
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defined(_NETBSD_SOURCE) |
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#define ARG_MAX (256 * 1024) /* max bytes for an exec function */ |
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#ifndef CHILD_MAX
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#define CHILD_MAX 160 /* max simultaneous processes */ |
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#endif
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#define GID_MAX 2147483647U /* max value for a gid_t (2^31-2) */ |
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#define LINK_MAX 32767 /* max file link count */ |
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#define MAX_CANON 255 /* max bytes in term canon input line */ |
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#define MAX_INPUT 255 /* max bytes in terminal input */ |
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#define NAME_MAX 511 /* max bytes in a file name, must be */ |
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/* kept in sync with MAXNAMLEN */
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#define NGROUPS_MAX 16 /* max supplemental group id's */ |
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#define UID_MAX 2147483647U /* max value for a uid_t (2^31-2) */ |
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#ifndef OPEN_MAX
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#define OPEN_MAX 128 /* max open files per process */ |
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#endif
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#define PATH_MAX 1024 /* max bytes in pathname */ |
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#if defined(__minix)
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#define PIPE_BUF 32768 /* max bytes for atomic pipe writes */ |
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#else
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#define PIPE_BUF 512 /* max bytes for atomic pipe writes */ |
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#endif /* defined(__minix) */ |
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#define BC_BASE_MAX INT_MAX /* max ibase/obase values in bc(1) */ |
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#define BC_DIM_MAX 65535 /* max array elements in bc(1) */ |
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#define BC_SCALE_MAX INT_MAX /* max scale value in bc(1) */ |
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#define BC_STRING_MAX INT_MAX /* max const string length in bc(1) */ |
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#define COLL_WEIGHTS_MAX 2 /* max weights for order keyword */ |
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#define EXPR_NEST_MAX 32 /* max expressions nested in expr(1) */ |
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#define LINE_MAX 2048 /* max bytes in an input line */ |
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#define RE_DUP_MAX 255 /* max RE's in interval notation */ |
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/*
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* IEEE Std 1003.1c-95, adopted in X/Open CAE Specification Issue 5 Version 2
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*/
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#if (_POSIX_C_SOURCE - 0) >= 199506L || (_XOPEN_SOURCE - 0) >= 500 || \ |
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defined(_NETBSD_SOURCE) |
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#define LOGIN_NAME_MAX 17 /* max login name length incl. NUL */ |
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#endif
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/*
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* X/Open CAE Specification Issue 5 Version 2
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*/
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#if defined(_XOPEN_SOURCE) || defined(_NETBSD_SOURCE)
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#define IOV_MAX 1024 /* max # of iovec's for readv(2) etc. */ |
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#define NZERO 20 /* default "nice" */ |
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#endif /* _XOPEN_SOURCE || _NETBSD_SOURCE */ |
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#endif /* !_ANSI_SOURCE */ |
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#endif /* !_SYS_SYSLIMITS_H_ */ |