/* $NetBSD: limits.h,v 1.43.2.2 2024/10/11 17:26:32 martin 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. 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 #if defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \ defined(_NETBSD_SOURCE) #define _POSIX_AIO_LISTIO_MAX 2 #define _POSIX_AIO_MAX 1 #define _POSIX_ARG_MAX 4096 #define _POSIX_CHILD_MAX 25 #define _POSIX_HOST_NAME_MAX 255 #define _POSIX_LINK_MAX 8 #define _POSIX_LOGIN_NAME_MAX 9 #define _POSIX_MAX_CANON 255 #define _POSIX_MAX_INPUT 255 #define _POSIX_MQ_OPEN_MAX 8 #define _POSIX_MQ_PRIO_MAX 32 #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_RE_DUP_MAX 255 #define _POSIX_SSIZE_MAX 32767 #define _POSIX_STREAM_MAX 8 #define _POSIX_SYMLINK_MAX 255 #define _POSIX_SYMLOOP_MAX 8 /* * Exact minimum values prescribed by: * Open Group Base Specifications Issue 7 * https://pubs.opengroup.org/onlinepubs/9699919799/basedefs/limits.h.html */ #define _POSIX_THREAD_DESTRUCTOR_ITERATIONS 4 #define _POSIX_THREAD_KEYS_MAX 128 #define _POSIX_THREAD_THREADS_MAX 64 /* * Actual values used by libpthread, defined in terms of the above * except for PTHREAD_KEYS_MAX which is bigger than standard mandated * minimum value _POSIX_THREAD_KEYS_MAX, and PTHREAD_STACK_MIN which * doesn't have a defined name for the minimum value of zero. */ #define PTHREAD_DESTRUCTOR_ITERATIONS _POSIX_THREAD_DESTRUCTOR_ITERATIONS #define PTHREAD_KEYS_MAX 256 #define PTHREAD_STACK_MIN 4096 /* XXX MIN_PAGE_SIZE */ #define PTHREAD_THREADS_MAX _POSIX_THREAD_THREADS_MAX #define _POSIX_TIMER_MAX 32 #define _POSIX_SEM_NSEMS_MAX 256 #define _POSIX_SIGQUEUE_MAX 32 #define _POSIX_REALTIME_SIGNALS 200112L #define _POSIX_DELAYTIMER_MAX 32 #define _POSIX_TTY_NAME_MAX 9 #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_CHARCLASS_NAME_MAX 14 #define _POSIX2_COLL_WEIGHTS_MAX 2 #define _POSIX2_EXPR_NEST_MAX 32 #define _POSIX2_LINE_MAX 2048 #define _POSIX2_RE_DUP_MAX 255 /* * X/Open CAE Specifications, * adopted in IEEE Std 1003.1-2001 XSI. */ #if (_POSIX_C_SOURCE - 0) >= 200112L || defined(_XOPEN_SOURCE) || \ defined(_NETBSD_SOURCE) #define _XOPEN_IOV_MAX 16 #define _XOPEN_NAME_MAX 256 #define _XOPEN_PATH_MAX 1024 #define PASS_MAX 128 /* Legacy */ #define CHARCLASS_NAME_MAX 14 #define NL_ARGMAX 9 #define NL_LANGMAX 14 #define NL_MSGMAX 32767 #define NL_NMAX 1 #define NL_SETMAX 255 #define NL_TEXTMAX 2048 /* IEEE Std 1003.1-2001 TSF */ #define _GETGR_R_SIZE_MAX 1024 #define _GETPW_R_SIZE_MAX 1024 /* Always ensure that this is consistent with */ #ifndef TMP_MAX #define TMP_MAX 308915776 /* Legacy */ #endif #endif /* _POSIX_C_SOURCE >= 200112L || _XOPEN_SOURCE || _NETBSD_SOURCE */ /* * IEEE Std 1003.1-2024 (POSIX.1-2024) */ #if (_POSIX_C_SOURCE - 0) >= 202405L || (_XOPEN_SOURCE - 0) >= 800 || \ defined(_NETBSD_SOURCE) #define GETENTROPY_MAX 256 #endif #endif /* _POSIX_C_SOURCE || _XOPEN_SOURCE || _NETBSD_SOURCE */ #define MB_LEN_MAX 32 /* Allow ISO/IEC 2022 */ #include #ifdef __CHAR_UNSIGNED__ # define CHAR_MIN 0 # define CHAR_MAX UCHAR_MAX #else # define CHAR_MIN SCHAR_MIN # define CHAR_MAX SCHAR_MAX #endif #include #endif /* !_LIMITS_H_ */