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124 lines
3.0 KiB
C
124 lines
3.0 KiB
C
/* $NetBSD: ealloc.c,v 1.1.1.1 1999/11/19 04:30:56 mrg Exp $ */
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/*
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* Copyright (c) 1988, 1989, 1990, 1993
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* The Regents of the University of California. All rights reserved.
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* Copyright (c) 1989 by Berkeley Softworks
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* All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Adam de Boor.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#ifndef lint
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__RCSID("$NetBSD: ealloc.c,v 1.1.1.1 1999/11/19 04:30:56 mrg Exp $");
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#endif /* not lint */
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <err.h>
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#include "ealloc.h"
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static void enomem __P((void));
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/*
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* enomem --
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* die when out of memory.
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*/
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static void
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enomem()
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{
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errx(2, "Cannot allocate memory.");
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}
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/*
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* emalloc --
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* malloc, but die on error.
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*/
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void *
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emalloc(len)
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size_t len;
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{
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void *p;
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if ((p = malloc(len)) == NULL)
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enomem();
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return(p);
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}
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/*
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* estrdup --
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* strdup, but die on error.
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*/
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char *
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estrdup(str)
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const char *str;
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{
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char *p;
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if ((p = strdup(str)) == NULL)
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enomem();
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return(p);
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}
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/*
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* erealloc --
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* realloc, but die on error.
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*/
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void *
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erealloc(ptr, size)
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void *ptr;
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size_t size;
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{
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if ((ptr = realloc(ptr, size)) == NULL)
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enomem();
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return(ptr);
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}
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/*
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* ecalloc --
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* calloc, but die on error.
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*/
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void *
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ecalloc(nmemb, size)
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size_t nmemb;
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size_t size;
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{
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void *ptr;
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if ((ptr = calloc(nmemb, size)) == NULL)
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enomem();
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return(ptr);
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}
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