epoc32/include/stdapis/sys/syslimits.h
author William Roberts <williamr@symbian.org>
Tue, 16 Mar 2010 16:12:26 +0000
branchSymbian2
changeset 2 2fe1408b6811
parent 0 061f57f2323e
permissions -rw-r--r--
Final list of Symbian^2 public API header files
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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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 * 4. 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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 * $FreeBSD: src/sys/sys/syslimits.h,v 1.21 2005/03/02 21:33:29 joerg Exp $
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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(_KERNEL) && !defined(_LIMITS_H_) && !defined(_SYS_PARAM_H_)
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#ifndef _SYS_CDEFS_H_
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#error this file needs sys/cdefs.h as a prerequisite
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#endif
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#ifdef __CC_SUPPORTS_WARNING
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#warning "No user-serviceable parts inside."
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#endif
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#endif
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/*
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 * Do not add any new variables here.  (See the comment at the end of
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 * the file for why.)
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 */
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#if defined(__arm__) || defined(__powerpc__)
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#define	ARG_MAX			65536	/* max bytes for an exec function */
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#else
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#define	ARG_MAX			262144	/* max bytes for an exec function */
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#endif
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#ifndef CHILD_MAX
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#define	CHILD_MAX		   40	/* max simultaneous processes */
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#endif
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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		  255	/* max bytes in a file name */
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#define	NGROUPS_MAX		   16	/* max supplemental group id's */
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#ifndef OPEN_MAX
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#define	OPEN_MAX		   256	/* max open files per process */
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#endif
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#ifndef __SYMBIAN32__
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#define	PATH_MAX		 1024	/* max bytes in pathname */
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#else
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#define	PATH_MAX		 256	/* max bytes in pathname. In Symbian, this cant be more than 256 */
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#endif /* __SYMBIAN32__ */
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#define	PIPE_BUF		  512	/* max bytes for atomic pipe writes */
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#define	IOV_MAX			 1024	/* max elements in i/o vector */
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/*
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 * We leave the following values undefined to force applications to either
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 * assume conservative values or call sysconf() to get the current value.
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 *
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 * HOST_NAME_MAX
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 *
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 * (We should do this for most of the values currently defined here,
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 * but many programs are not prepared to deal with this yet.)
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 */
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#endif