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      1  1.16       nia /* $NetBSD: alloc.c,v 1.16 2024/04/24 15:46:20 nia Exp $ */
      2   1.6       cgd 
      3   1.1       cgd /*-
      4   1.5   mycroft  * Copyright (c) 1983, 1991, 1993
      5   1.5   mycroft  *	The Regents of the University of California.  All rights reserved.
      6   1.1       cgd  *
      7   1.1       cgd  * Redistribution and use in source and binary forms, with or without
      8   1.1       cgd  * modification, are permitted provided that the following conditions
      9   1.1       cgd  * are met:
     10   1.1       cgd  * 1. Redistributions of source code must retain the above copyright
     11   1.1       cgd  *    notice, this list of conditions and the following disclaimer.
     12   1.1       cgd  * 2. Redistributions in binary form must reproduce the above copyright
     13   1.1       cgd  *    notice, this list of conditions and the following disclaimer in the
     14   1.1       cgd  *    documentation and/or other materials provided with the distribution.
     15  1.12       agc  * 3. Neither the name of the University nor the names of its contributors
     16   1.1       cgd  *    may be used to endorse or promote products derived from this software
     17   1.1       cgd  *    without specific prior written permission.
     18   1.1       cgd  *
     19   1.1       cgd  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     20   1.1       cgd  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     21   1.1       cgd  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     22   1.1       cgd  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     23   1.1       cgd  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     24   1.1       cgd  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     25   1.1       cgd  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     26   1.1       cgd  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     27   1.1       cgd  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     28   1.1       cgd  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     29   1.1       cgd  * SUCH DAMAGE.
     30   1.1       cgd  */
     31   1.1       cgd 
     32   1.7  christos #include <sys/cdefs.h>
     33   1.1       cgd #ifndef lint
     34   1.6       cgd #if 0
     35   1.6       cgd static char sccsid[] = "@(#)alloc.c	8.1 (Berkeley) 5/31/93";
     36   1.6       cgd #else
     37  1.16       nia __RCSID("$NetBSD: alloc.c,v 1.16 2024/04/24 15:46:20 nia Exp $");
     38   1.6       cgd #endif
     39   1.1       cgd #endif /* not lint */
     40   1.1       cgd 
     41   1.1       cgd #include <sys/types.h>
     42  1.10       wiz 
     43   1.1       cgd #include <unistd.h>
     44  1.11       wiz #include <stdarg.h>
     45   1.5   mycroft #include <stdlib.h>
     46   1.1       cgd 
     47   1.1       cgd #include "csh.h"
     48   1.1       cgd #include "extern.h"
     49   1.1       cgd 
     50  1.15  christos void *
     51  1.10       wiz Malloc(size_t n)
     52   1.1       cgd {
     53  1.15  christos     void *ptr;
     54   1.1       cgd 
     55  1.15  christos     if ((ptr = malloc(n)) == NULL) {
     56   1.1       cgd 	child++;
     57   1.1       cgd 	stderror(ERR_NOMEM);
     58   1.1       cgd     }
     59   1.5   mycroft     return (ptr);
     60   1.1       cgd }
     61   1.1       cgd 
     62  1.15  christos void *
     63  1.15  christos Realloc(void *p, size_t n)
     64   1.1       cgd {
     65  1.15  christos     void *ptr;
     66   1.1       cgd 
     67  1.15  christos     if ((ptr = realloc(p, n)) == NULL) {
     68   1.1       cgd 	child++;
     69   1.1       cgd 	stderror(ERR_NOMEM);
     70   1.1       cgd     }
     71   1.5   mycroft     return (ptr);
     72   1.1       cgd }
     73   1.1       cgd 
     74  1.15  christos void *
     75  1.16       nia Reallocarray(void *p, size_t n, size_t sz)
     76  1.16       nia {
     77  1.16       nia     void *ptr = p;
     78  1.16       nia 
     79  1.16       nia     if (reallocarr(&ptr, n, sz) != 0) {
     80  1.16       nia 	child++;
     81  1.16       nia 	stderror(ERR_NOMEM);
     82  1.16       nia 	return (p);
     83  1.16       nia     }
     84  1.16       nia     return (ptr);
     85  1.16       nia }
     86  1.16       nia 
     87  1.16       nia void *
     88  1.10       wiz Calloc(size_t s, size_t n)
     89   1.1       cgd {
     90  1.15  christos     void *ptr;
     91   1.1       cgd 
     92  1.15  christos     if ((ptr = calloc(s, n)) == NULL) {
     93   1.1       cgd 	child++;
     94   1.1       cgd 	stderror(ERR_NOMEM);
     95   1.1       cgd     }
     96   1.5   mycroft     return (ptr);
     97   1.1       cgd }
     98