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