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xalloc.c revision 1.1.1.1.44.1
      1  1.1.1.1.44.1  jdolecek /*	$NetBSD: xalloc.c,v 1.1.1.1.44.1 2002/03/16 15:56:59 jdolecek 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           1.1       leo xmalloc(size)
     38           1.1       leo 	size_t	size;
     39           1.1       leo {
     40           1.1       leo 	void *	p = malloc(size);
     41           1.1       leo 
     42           1.1       leo 	if (p || !size)
     43           1.1       leo 		return(p);
     44           1.1       leo 	fatal(-1, "Virtual memory exhausted");
     45  1.1.1.1.44.1  jdolecek 	return NULL; /* Never gets here...*/
     46           1.1       leo }
     47           1.1       leo 
     48           1.1       leo void *
     49           1.1       leo xrealloc(ptr, size)
     50           1.1       leo 	void	*ptr;
     51           1.1       leo 	size_t	size;
     52           1.1       leo {
     53           1.1       leo 	void *	p = realloc(ptr, size);
     54           1.1       leo 
     55           1.1       leo 	if (p || !size)
     56           1.1       leo 		return(p);
     57           1.1       leo 	fatal(-1, "Virtual memory exhausted");
     58  1.1.1.1.44.1  jdolecek 	return NULL; /* Never gets here...*/
     59           1.1       leo }
     60