xref: /netbsd-src/games/hack/alloc.c (revision 434d266e912f567f04c60891e280654cdb7672c5)
1*434d266eSdholland /*	$NetBSD: alloc.c,v 1.9 2011/08/06 20:18:26 dholland Exp $	*/
21c7f94e5Sjsm 
31c7f94e5Sjsm /*
41c7f94e5Sjsm  * Copyright (c) 1985, Stichting Centrum voor Wiskunde en Informatica,
51c7f94e5Sjsm  * Amsterdam
61c7f94e5Sjsm  * All rights reserved.
71c7f94e5Sjsm  *
81c7f94e5Sjsm  * Redistribution and use in source and binary forms, with or without
91c7f94e5Sjsm  * modification, are permitted provided that the following conditions are
101c7f94e5Sjsm  * met:
111c7f94e5Sjsm  *
121c7f94e5Sjsm  * - Redistributions of source code must retain the above copyright notice,
131c7f94e5Sjsm  * this list of conditions and the following disclaimer.
141c7f94e5Sjsm  *
151c7f94e5Sjsm  * - Redistributions in binary form must reproduce the above copyright
161c7f94e5Sjsm  * notice, this list of conditions and the following disclaimer in the
171c7f94e5Sjsm  * documentation and/or other materials provided with the distribution.
181c7f94e5Sjsm  *
191c7f94e5Sjsm  * - Neither the name of the Stichting Centrum voor Wiskunde en
201c7f94e5Sjsm  * Informatica, nor the names of its contributors may be used to endorse or
211c7f94e5Sjsm  * promote products derived from this software without specific prior
221c7f94e5Sjsm  * written permission.
231c7f94e5Sjsm  *
241c7f94e5Sjsm  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
251c7f94e5Sjsm  * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
261c7f94e5Sjsm  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
271c7f94e5Sjsm  * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
281c7f94e5Sjsm  * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
291c7f94e5Sjsm  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
301c7f94e5Sjsm  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
311c7f94e5Sjsm  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
321c7f94e5Sjsm  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
331c7f94e5Sjsm  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
341c7f94e5Sjsm  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
351c7f94e5Sjsm  */
361c7f94e5Sjsm 
371c7f94e5Sjsm /*
381c7f94e5Sjsm  * Copyright (c) 1982 Jay Fenlason <hack@gnu.org>
391c7f94e5Sjsm  * All rights reserved.
401c7f94e5Sjsm  *
411c7f94e5Sjsm  * Redistribution and use in source and binary forms, with or without
421c7f94e5Sjsm  * modification, are permitted provided that the following conditions
431c7f94e5Sjsm  * are met:
441c7f94e5Sjsm  * 1. Redistributions of source code must retain the above copyright
451c7f94e5Sjsm  *    notice, this list of conditions and the following disclaimer.
461c7f94e5Sjsm  * 2. Redistributions in binary form must reproduce the above copyright
471c7f94e5Sjsm  *    notice, this list of conditions and the following disclaimer in the
481c7f94e5Sjsm  *    documentation and/or other materials provided with the distribution.
491c7f94e5Sjsm  * 3. The name of the author may not be used to endorse or promote products
501c7f94e5Sjsm  *    derived from this software without specific prior written permission.
511c7f94e5Sjsm  *
521c7f94e5Sjsm  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
531c7f94e5Sjsm  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
541c7f94e5Sjsm  * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL
551c7f94e5Sjsm  * THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
561c7f94e5Sjsm  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
571c7f94e5Sjsm  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
581c7f94e5Sjsm  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
591c7f94e5Sjsm  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
601c7f94e5Sjsm  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
611c7f94e5Sjsm  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
621c7f94e5Sjsm  */
631c7f94e5Sjsm 
643ea4a95cSchristos #include <sys/cdefs.h>
65210cab45Smycroft #ifndef lint
66*434d266eSdholland __RCSID("$NetBSD: alloc.c,v 1.9 2011/08/06 20:18:26 dholland Exp $");
67210cab45Smycroft #endif				/* not lint */
68210cab45Smycroft 
693ea4a95cSchristos #include <stdlib.h>
703ea4a95cSchristos #include "hack.h"
713ea4a95cSchristos #include "extern.h"
723ea4a95cSchristos 
73*434d266eSdholland void *
alloc(size_t len)74*434d266eSdholland alloc(size_t len)
7561f28255Scgd {
76*434d266eSdholland 	void *ptr;
7761f28255Scgd 
78*434d266eSdholland 	ptr = malloc(len);
79*434d266eSdholland 	if (ptr == NULL)
80*434d266eSdholland 		panic("Cannot get %zu bytes", len);
81*434d266eSdholland 	return ptr;
8261f28255Scgd }
8361f28255Scgd 
849b92b189Sdholland #if 0 /* unused */
859b92b189Sdholland static long *
861fa8a9a6Sdholland enlarge(char *ptr, unsigned lth)
8761f28255Scgd {
883ea4a95cSchristos 	char  *nptr;
8961f28255Scgd 
9061f28255Scgd 	if (!(nptr = realloc(ptr, lth)))
9161f28255Scgd 		panic("Cannot reallocate %d bytes", lth);
9261f28255Scgd 	return ((long *) nptr);
9361f28255Scgd }
949b92b189Sdholland #endif
95