1 1.3 dsl /* $NetBSD: xalloc.c,v 1.3 2009/03/14 15:36:04 dsl Exp $ */ 2 1.1 leo 3 1.1 leo /* 4 1.1 leo * Copyright (c) 1995 Waldi Ravens. 5 1.1 leo * All rights reserved. 6 1.1 leo * 7 1.1 leo * Redistribution and use in source and binary forms, with or without 8 1.1 leo * modification, are permitted provided that the following conditions 9 1.1 leo * are met: 10 1.1 leo * 1. Redistributions of source code must retain the above copyright 11 1.1 leo * notice, this list of conditions and the following disclaimer. 12 1.1 leo * 2. Redistributions in binary form must reproduce the above copyright 13 1.1 leo * notice, this list of conditions and the following disclaimer in the 14 1.1 leo * documentation and/or other materials provided with the distribution. 15 1.1 leo * 3. All advertising materials mentioning features or use of this software 16 1.1 leo * must display the following acknowledgement: 17 1.1 leo * This product includes software developed by Waldi Ravens. 18 1.1 leo * 4. The name of the author may not be used to endorse or promote products 19 1.1 leo * derived from this software without specific prior written permission. 20 1.1 leo * 21 1.1 leo * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 22 1.1 leo * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 23 1.1 leo * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 24 1.1 leo * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 25 1.1 leo * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 26 1.1 leo * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27 1.1 leo * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28 1.1 leo * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29 1.1 leo * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 30 1.1 leo * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 1.1 leo */ 32 1.1 leo 33 1.1 leo #include <stdlib.h> 34 1.1 leo #include "libtos.h" 35 1.1 leo 36 1.1 leo void * 37 1.3 dsl xmalloc(size_t size) 38 1.1 leo { 39 1.1 leo void * p = malloc(size); 40 1.1 leo 41 1.1 leo if (p || !size) 42 1.1 leo return(p); 43 1.1 leo fatal(-1, "Virtual memory exhausted"); 44 1.2 leo return NULL; /* Never gets here...*/ 45 1.1 leo } 46 1.1 leo 47 1.1 leo void * 48 1.3 dsl xrealloc(void *ptr, size_t size) 49 1.1 leo { 50 1.1 leo void * p = realloc(ptr, size); 51 1.1 leo 52 1.1 leo if (p || !size) 53 1.1 leo return(p); 54 1.1 leo fatal(-1, "Virtual memory exhausted"); 55 1.2 leo return NULL; /* Never gets here...*/ 56 1.1 leo } 57