#ifndef lint
static const char RCSid[] = "$Id: ealloc.c,v 2.2 2003/02/22 02:07:22 greg Exp $";
#endif
/*
* ealloc.c - memory routines which call quit on error.
*/
/* ====================================================================
* The Radiance Software License, Version 1.0
*
* Copyright (c) 1990 - 2002 The Regents of the University of California,
* through Lawrence Berkeley National Laboratory. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution,
* if any, must include the following acknowledgment:
* "This product includes Radiance software
* (http://radsite.lbl.gov/)
* developed by the Lawrence Berkeley National Laboratory
* (http://www.lbl.gov/)."
* Alternately, this acknowledgment may appear in the software itself,
* if and wherever such third-party acknowledgments normally appear.
*
* 4. The names "Radiance," "Lawrence Berkeley National Laboratory"
* and "The Regents of the University of California" must
* not be used to endorse or promote products derived from this
* software without prior written permission. For written
* permission, please contact radiance@radsite.lbl.gov.
*
* 5. Products derived from this software may not be called "Radiance",
* nor may "Radiance" appear in their name, without prior written
* permission of Lawrence Berkeley National Laboratory.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL Lawrence Berkeley National Laboratory OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of Lawrence Berkeley National Laboratory. For more
* information on Lawrence Berkeley National Laboratory, please see
* .
*/
#include
#include
char *
emalloc(n) /* return pointer to n uninitialized bytes */
unsigned int n;
{
register char *cp;
if (n == 0)
return(NULL);
if ((cp = (char *)malloc(n)) != NULL)
return(cp);
eputs("Out of memory in emalloc\n");
quit(1);
}
char *
ecalloc(ne, es) /* return pointer to initialized memory */
register unsigned int ne;
unsigned int es;
{
register char *cp;
ne *= es;
if (ne == 0)
return(NULL);
if ((cp = (char *)malloc(ne)) == NULL) {
eputs("Out of memory in ecalloc\n");
quit(1);
}
cp += ne;
while (ne--)
*--cp = 0;
return(cp);
}
char *
erealloc(cp, n) /* reallocate cp to size n */
register char *cp;
unsigned int n;
{
if (n == 0) {
if (cp != NULL)
free(cp);
return(NULL);
}
if (cp == NULL)
cp = (char *)malloc(n);
else
cp = (char *)realloc((void *)cp, n);
if (cp != NULL)
return(cp);
eputs("Out of memory in erealloc\n");
quit(1);
}
void
efree(cp) /* free memory allocated by above */
char *cp;
{
free((char *)cp);
}