[apple/xnu.git] / bsd / sys / syslimits.h

/*
 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
 * 
 * This file contains Original Code and/or Modifications of Original Code
 * as defined in and that are subject to the Apple Public Source License
 * Version 2.0 (the 'License'). You may not use this file except in
 * compliance with the License. Please obtain a copy of the License at
 * http://www.opensource.apple.com/apsl/ and read it before using this
 * file.
 * 
 * The Original Code and all software distributed under the License are
 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
 * Please see the License for the specific language governing rights and
 * limitations under the License.
 * 
 * @APPLE_LICENSE_HEADER_END@
 */
/*	$NetBSD: syslimits.h,v 1.15 1997/06/25 00:48:09 lukem Exp $	*/

/*
 * Copyright (c) 1988, 1993
 *	The Regents of the University of California.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by the University of
 *	California, Berkeley and its contributors.
 * 4. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 *	@(#)syslimits.h	8.1 (Berkeley) 6/2/93
 */

#ifndef _SYS_SYSLIMITS_H_
#define _SYS_SYSLIMITS_H_

#if !defined(_ANSI_SOURCE)
/*
 * Note: CHILD_MAX *must* be less than hard_maxproc, which is set at
 * compile time; you *cannot* set it higher than the hard limit!!
 */
#define	ARG_MAX		   (256 * 1024)	/* max bytes for an exec function */
#define	CHILD_MAX		   100	/* max simultaneous processes */
#define	GID_MAX		   2147483647U	/* max value for a gid_t (2^31-2) */
#define	LINK_MAX		32767	/* max file link count */
#define	MAX_CANON		  255	/* max bytes in term canon input line */
#define	MAX_INPUT		  255	/* max bytes in terminal input */
#define	NAME_MAX		  255	/* max bytes in a file name */
#define	NGROUPS_MAX		   16	/* max supplemental group id's */
#define	UID_MAX		   2147483647U	/* max value for a uid_t (2^31-2) */
#define	OPEN_MAX		10240	/* max open files per process */
#define	PATH_MAX		 1024	/* max bytes in pathname */
#define	PIPE_BUF		  512	/* max bytes for atomic pipe writes */

#define	BC_BASE_MAX	      INT_MAX	/* max ibase/obase values in bc(1) */
#define	BC_DIM_MAX		65535	/* max array elements in bc(1) */
#define	BC_SCALE_MAX	      INT_MAX	/* max scale value in bc(1) */
#define	BC_STRING_MAX	      INT_MAX	/* max const string length in bc(1) */
#define	COLL_WEIGHTS_MAX	    2	/* max weights for order keyword */
#define	EQUIV_CLASS_MAX		    2
#define	EXPR_NEST_MAX		   32	/* max expressions nested in expr(1) */
#define	LINE_MAX		 2048	/* max bytes in an input line */
#define	RE_DUP_MAX		  255	/* max RE's in interval notation */
#endif /* !_ANSI_SOURCE */

#endif /* !_SYS_SYSLIMITS_H_ */
Commit	Line	Data
1c79356b A	1	/*
	2	* Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
	3	*
	4	* @APPLE_LICENSE_HEADER_START@
	5	*
43866e37	6	* Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved.
1c79356b	7	*
43866e37 A	8	* This file contains Original Code and/or Modifications of Original Code
	9	* as defined in and that are subject to the Apple Public Source License
	10	* Version 2.0 (the 'License'). You may not use this file except in
	11	* compliance with the License. Please obtain a copy of the License at
	12	* http://www.opensource.apple.com/apsl/ and read it before using this
	13	* file.
	14	*
	15	* The Original Code and all software distributed under the License are
	16	* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
1c79356b A	17	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
1c79356b A	18	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
43866e37 A	19	* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
	20	* Please see the License for the specific language governing rights and
	21	* limitations under the License.
1c79356b A	22	*
	23	* @APPLE_LICENSE_HEADER_END@
	24	*/
	25	/* $NetBSD: syslimits.h,v 1.15 1997/06/25 00:48:09 lukem Exp $ */
	26
	27	/*
	28	* Copyright (c) 1988, 1993
	29	* The Regents of the University of California. All rights reserved.
	30	*
	31	* Redistribution and use in source and binary forms, with or without
	32	* modification, are permitted provided that the following conditions
	33	* are met:
	34	* 1. Redistributions of source code must retain the above copyright
	35	* notice, this list of conditions and the following disclaimer.
	36	* 2. Redistributions in binary form must reproduce the above copyright
	37	* notice, this list of conditions and the following disclaimer in the
	38	* documentation and/or other materials provided with the distribution.
	39	* 3. All advertising materials mentioning features or use of this software
	40	* must display the following acknowledgement:
	41	* This product includes software developed by the University of
	42	* California, Berkeley and its contributors.
	43	* 4. Neither the name of the University nor the names of its contributors
	44	* may be used to endorse or promote products derived from this software
	45	* without specific prior written permission.
	46	*
	47	* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
	48	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	49	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	50	* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
	51	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	52	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	53	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	54	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	55	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	56	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	57	* SUCH DAMAGE.
	58	*
	59	* @(#)syslimits.h 8.1 (Berkeley) 6/2/93
	60	*/
	61
	62	#ifndef _SYS_SYSLIMITS_H_
	63	#define _SYS_SYSLIMITS_H_
	64
	65	#if !defined(_ANSI_SOURCE)
55e303ae A	66	/*
	67	* Note: CHILD_MAX must be less than hard_maxproc, which is set at
	68	* compile time; you cannot set it higher than the hard limit!!
	69	*/
	70	#define ARG_MAX (256 * 1024) /* max bytes for an exec function */
1c79356b A	71	#define CHILD_MAX 100 /* max simultaneous processes */
	72	#define GID_MAX 2147483647U /* max value for a gid_t (2^31-2) */
	73	#define LINK_MAX 32767 /* max file link count */
	74	#define MAX_CANON 255 /* max bytes in term canon input line */
	75	#define MAX_INPUT 255 /* max bytes in terminal input */
	76	#define NAME_MAX 255 /* max bytes in a file name */
	77	#define NGROUPS_MAX 16 /* max supplemental group id's */
	78	#define UID_MAX 2147483647U /* max value for a uid_t (2^31-2) */
	79	#define OPEN_MAX 10240 /* max open files per process */
	80	#define PATH_MAX 1024 /* max bytes in pathname */
	81	#define PIPE_BUF 512 /* max bytes for atomic pipe writes */
	82
	83	#define BC_BASE_MAX INT_MAX /* max ibase/obase values in bc(1) */
	84	#define BC_DIM_MAX 65535 /* max array elements in bc(1) */
	85	#define BC_SCALE_MAX INT_MAX /* max scale value in bc(1) */
	86	#define BC_STRING_MAX INT_MAX /* max const string length in bc(1) */
	87	#define COLL_WEIGHTS_MAX 2 /* max weights for order keyword */
	88	#define EQUIV_CLASS_MAX 2
	89	#define EXPR_NEST_MAX 32 /* max expressions nested in expr(1) */
	90	#define LINE_MAX 2048 /* max bytes in an input line */
	91	#define RE_DUP_MAX 255 /* max RE's in interval notation */
	92	#endif /* !_ANSI_SOURCE */
	93
	94	#endif /* !_SYS_SYSLIMITS_H_ */