2 * Copyright (c) 1988 The Regents of the University of California.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * from: @(#)syslimits.h 7.4 (Berkeley) 2/4/91
34 * $FreeBSD: src/sys/i386/boot/dosboot/syslimit.h,v 1.5 1999/08/28 00:43:25 peter Exp $
35 * $DragonFly: src/sys/i386/boot/dosboot/Attic/syslimit.h,v 1.2 2003/06/17 04:28:34 dillon Exp $
38 #ifndef _SYS_SYSLIMITS_H_
39 #define _SYS_SYSLIMITS_H_ 1
41 #define ARG_MAX 32768 /* max bytes for an exec function */
42 #define CHILD_MAX 40 /* max simultaneous processes */
43 #define LINK_MAX 32767 /* max file link count */
44 #define MAX_CANON 255 /* max bytes in terminal canonical input line */
45 #define MAX_INPUT 255 /* max bytes in terminal input */
46 #define NAME_MAX 255 /* max number of bytes in a file name */
47 #define NGROUPS_MAX 16 /* max number of supplemental group id's */
48 #define OPEN_MAX 64 /* max open files per process */
49 #define PATH_MAX 1024 /* max number of bytes in pathname */
50 #define PIPE_BUF 512 /* max number of bytes for atomic pipe writes */
52 #define BC_BASE_MAX 99 /* max ibase/obase values allowed by bc(1) */
53 #define BC_DIM_MAX 2048 /* max array elements allowed by bc(1) */
54 #define BC_SCALE_MAX 99 /* max scale value allowed by bc(1) */
55 #define BC_STRING_MAX 1000 /* max const string length allowed by bc(1) */
56 #define EQUIV_CLASS_MAX 2 /* max weights for order keyword; see locale */
57 #define EXPR_NEST_MAX 32 /* max expressions nested in expr(1) */
58 #define LINE_MAX 2048 /* max length in bytes of an input line */
59 #define RE_DUP_MAX 255 /* max repeated RE's using interval notation */
60 #endif /* _SYS_SYSLIMITS_H_ */