Return to syslimits.h CVS log

Up to [local] / sys / sys

Annotation of sys/sys/syslimits.h, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: syslimits.h,v 1.10 2005/12/31 19:29:39 millert Exp $  */
                      2: /*     $NetBSD: syslimits.h,v 1.12 1995/10/05 05:26:19 thorpej Exp $   */
                      3:
                      4: /*
                      5:  * Copyright (c) 1988, 1993
                      6:  *     The Regents of the University of California.  All rights reserved.
                      7:  *
                      8:  * Redistribution and use in source and binary forms, with or without
                      9:  * modification, are permitted provided that the following conditions
                     10:  * are met:
                     11:  * 1. Redistributions of source code must retain the above copyright
                     12:  *    notice, this list of conditions and the following disclaimer.
                     13:  * 2. Redistributions in binary form must reproduce the above copyright
                     14:  *    notice, this list of conditions and the following disclaimer in the
                     15:  *    documentation and/or other materials provided with the distribution.
                     16:  * 3. Neither the name of the University nor the names of its contributors
                     17:  *    may be used to endorse or promote products derived from this software
                     18:  *    without specific prior written permission.
                     19:  *
                     20:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     21:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     22:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     23:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     24:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     25:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     26:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     27:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     28:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     29:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     30:  * SUCH DAMAGE.
                     31:  *
                     32:  *     @(#)syslimits.h 8.1 (Berkeley) 6/2/93
                     33:  */
                     34:
                     35: #include <sys/cdefs.h>
                     36:
                     37: #if __POSIX_VISIBLE || __XPG_VISIBLE || __BSD_VISIBLE
                     38: #define        ARG_MAX          (256 * 1024)   /* max bytes for an exec function */
                     39: #define        CHILD_MAX                  80   /* max simultaneous processes */
                     40: #define        LINK_MAX                32767   /* max file link count */
                     41: #define        MAX_CANON                 255   /* max bytes in term canon input line */
                     42: #define        MAX_INPUT                 255   /* max bytes in terminal input */
                     43: #define        NAME_MAX                  255   /* max bytes in a file name */
                     44: #define        NGROUPS_MAX                16   /* max supplemental group id's */
                     45: #define        OPEN_MAX                   64   /* max open files per process */
                     46: #define        PATH_MAX                 1024   /* max bytes in pathname */
                     47: #define        PIPE_BUF                  512   /* max bytes for atomic pipe writes */
                     48: #define        SYMLINK_MAX          PATH_MAX   /* max bytes in a symbolic link */
                     49: #define        SYMLOOP_MAX                32   /* max symlinks per path (for loops) */
                     50:
                     51: #define        BC_BASE_MAX           INT_MAX   /* max ibase/obase values in bc(1) */
                     52: #define        BC_DIM_MAX              65535   /* max array elements in bc(1) */
                     53: #define        BC_SCALE_MAX          INT_MAX   /* max scale value in bc(1) */
                     54: #define        BC_STRING_MAX         INT_MAX   /* max const string length in bc(1) */
                     55: #define        COLL_WEIGHTS_MAX            2   /* max weights for order keyword */
                     56: #define        EXPR_NEST_MAX              32   /* max expressions nested in expr(1) */
                     57: #define        LINE_MAX                 2048   /* max bytes in an input line */
                     58: #ifndef RE_DUP_MAX
                     59: #define        RE_DUP_MAX                255   /* max RE's in interval notation */
                     60: #endif
                     61:
                     62: #if __XPG_VISIBLE
                     63: #define        IOV_MAX                  1024   /* max # of iov's (readv,sendmsg,etc) */
                     64: #define        NZERO                      20   /* default "nice" */
                     65: #endif /* __XPG_VISIBLE */
                     66:
                     67: #endif /* __POSIX_VISIBLE || __XPG_VISIBLE || __BSD_VISIBLE */
                     68:
                     69: #if __XPG_VISIBLE >= 500 || __POSIX_VISIBLE >= 199506 || __BSD_VISIBLE
                     70: #define TTY_NAME_MAX           260     /* max tty device name length w/ NUL */
                     71: #define LOGIN_NAME_MAX          32     /* max login name length w/ NUL */
                     72: #endif /* __XPG_VISIBLE >= 500 || __POSIX_VISIBLE >= 199506 || __BSD_VISIBLE */