1/* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22/* 23 * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27#pragma ident "%Z%%M% %I% %E% SMI" 28 29 .file "%M%" 30 31#include "SYS.h" 32 33/* 34 * _brk_unlocked() simply traps into the kernel to set the brk. It 35 * returns 0 if the break was successfully set, or -1 otherwise. 36 * It doesn't enforce any alignment and it doesn't perform any locking. 37 * _brk_unlocked() is only called from brk() and _sbrk_unlocked(). 38 */ 39 40 ENTRY_NP(_brk_unlocked) 41 SYSTRAP_RVAL1(brk) 42 SYSCERROR 43 RETC 44 SET_SIZE(_brk_unlocked) 45