1 /* 2 * Copyright (c) 1994 Adam Glass and Charles Hannum. All rights reserved. 3 * Copyright (c) 2013 Larisa Grigore <larisagrigore@gmail.com>. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by Adam Glass and Charles 16 * Hannum. 17 * 4. The names of the authors may not be used to endorse or promote products 18 * derived from this software without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR 21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 22 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 23 * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT, 24 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 25 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 29 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #ifndef SYSVD_LIMITS_H 33 #define SYSVD_LIMITS_H 34 35 /* 36 * Tuneable values 37 */ 38 #ifndef SHMMIN 39 #define SHMMIN 1 40 #endif 41 #ifndef SHMMNI 42 #define SHMMNI 512 * 4 /* 512 for each type of sysv resource plus the 43 segments used for UNDO operations (sysv sems). 44 */ 45 #endif 46 #ifndef SHMSEG 47 #define SHMSEG 1024 48 #endif 49 50 struct shminfo { 51 // long shmmax, /* max shared memory segment size (bytes) */ 52 long shmmin, /* min shared memory segment size (bytes) */ 53 shmmni, /* max number of shared memory identifiers */ 54 shmseg; /* max shared memory segments per process */ 55 // shmall; /* max amount of shared memory (pages) */ 56 }; 57 58 #endif 59