[apple/libc.git] / include / limits.h

/*
 * Copyright (c) 2000, 2004-2007, 2009 Apple Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * 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: limits.h,v 1.8 1996/10/21 05:10:50 jtc 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.
 *
 *      @(#)limits.h    8.2 (Berkeley) 1/4/94
 */

#ifndef _LIMITS_H_
#define _LIMITS_H_

#include <sys/cdefs.h>
#include <machine/limits.h>
#ifndef UNIFDEF_DRIVERKIT
#include <sys/syslimits.h>

#if __DARWIN_C_LEVEL > __DARWIN_C_ANSI
#define _POSIX_ARG_MAX          4096
#define _POSIX_CHILD_MAX        25
#define _POSIX_LINK_MAX         8
#define _POSIX_MAX_CANON        255
#define _POSIX_MAX_INPUT        255
#define _POSIX_NAME_MAX         14
#define _POSIX_NGROUPS_MAX      8
#define _POSIX_OPEN_MAX         20
#define _POSIX_PATH_MAX         256
#define _POSIX_PIPE_BUF         512
#define _POSIX_SSIZE_MAX        32767
#define _POSIX_STREAM_MAX       8
#define _POSIX_TZNAME_MAX       6

#define _POSIX2_BC_BASE_MAX             99
#define _POSIX2_BC_DIM_MAX              2048
#define _POSIX2_BC_SCALE_MAX            99
#define _POSIX2_BC_STRING_MAX           1000
#define _POSIX2_EQUIV_CLASS_MAX         2
#define _POSIX2_EXPR_NEST_MAX           32
#define _POSIX2_LINE_MAX                2048
#define _POSIX2_RE_DUP_MAX              255
#endif /* __DARWIN_C_LEVEL > __DARWIN_C_ANSI */

#if __DARWIN_C_LEVEL >= 199309L
#define _POSIX_AIO_LISTIO_MAX   2
#define _POSIX_AIO_MAX          1
#define _POSIX_DELAYTIMER_MAX   32
#define _POSIX_MQ_OPEN_MAX      8
#define _POSIX_MQ_PRIO_MAX      32
#define _POSIX_RTSIG_MAX                        8
#define _POSIX_SEM_NSEMS_MAX                    256
#define _POSIX_SEM_VALUE_MAX                    32767
#define _POSIX_SIGQUEUE_MAX                     32
#define _POSIX_TIMER_MAX                        32

#define _POSIX_CLOCKRES_MIN 20000000
#endif /* __DARWIN_C_LEVEL >= 199309L */

#if __DARWIN_C_LEVEL >= 199506L
#define _POSIX_THREAD_DESTRUCTOR_ITERATIONS     4
#define _POSIX_THREAD_KEYS_MAX                  128
#define _POSIX_THREAD_THREADS_MAX               64

#define PTHREAD_DESTRUCTOR_ITERATIONS   4
#define PTHREAD_KEYS_MAX                512
#if defined(__arm__) || defined(__arm64__)
#define PTHREAD_STACK_MIN               16384
#else
#define PTHREAD_STACK_MIN               8192
#endif
#endif /* __DARWIN_C_LEVEL >= 199506L */

#if __DARWIN_C_LEVEL >= 200112
#define _POSIX_HOST_NAME_MAX    255
#define _POSIX_LOGIN_NAME_MAX   9
#define _POSIX_SS_REPL_MAX                      4
#define _POSIX_SYMLINK_MAX                      255
#define _POSIX_SYMLOOP_MAX                      8
#define _POSIX_TRACE_EVENT_NAME_MAX             30
#define _POSIX_TRACE_NAME_MAX                   8
#define _POSIX_TRACE_SYS_MAX                    8
#define _POSIX_TRACE_USER_EVENT_MAX             32
#define _POSIX_TTY_NAME_MAX                     9
#define _POSIX2_CHARCLASS_NAME_MAX      14
#define _POSIX2_COLL_WEIGHTS_MAX        2

#define _POSIX_RE_DUP_MAX               _POSIX2_RE_DUP_MAX
#endif /* __DARWIN_C_LEVEL >= 200112 */

#if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
#define OFF_MIN         LLONG_MIN       /* min value for an off_t */
#define OFF_MAX         LLONG_MAX       /* max value for an off_t */
#endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */

/* Actually for XSI Visible */
#if __DARWIN_C_LEVEL > __DARWIN_C_ANSI

/* Removed in Issue 6 */
#if !defined(_POSIX_C_SOURCE) || _POSIX_C_SOURCE < 200112L
#define PASS_MAX        128
#endif

#define NL_ARGMAX       9
#define NL_LANGMAX      14
#define NL_MSGMAX       32767
#define NL_NMAX         1
#define NL_SETMAX       255
#define NL_TEXTMAX      2048

#define _XOPEN_IOV_MAX  16
#define IOV_MAX         1024
#define _XOPEN_NAME_MAX 255
#define _XOPEN_PATH_MAX 1024

#endif /* __DARWIN_C_LEVEL > __DARWIN_C_ANSI */

/* NZERO to be defined here. TBD. See also sys/param.h  */
#endif /* UNIFDEF_DRIVERKIT */

#endif /* !_LIMITS_H_ */