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/* xmalloc.c -- malloc with out of memory checking
Copyright (C) 1990, 1991 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#ifdef STDC_HEADERS
#include <stdlib.h>
#else
char *malloc ();
char *realloc ();
void free ();
#endif
#include "system.h"
#include "logging.h"
static void
mallocfailed()
{
Dprintf(L_FATAL, "malloc failed -- exiting\n");
}
/* Allocate N bytes of memory dynamically, with error checking. */
void *
xmalloc (n)
unsigned n;
{
char *p;
p = malloc (n);
if (p == 0)
mallocfailed();
return p;
}
/* Change the size of an allocated block of memory P to N bytes,
with error checking.
If P is NULL, run xmalloc.
If N is 0, run free and return NULL. */
void *
xrealloc (p, n)
void *p;
unsigned n;
{
if (p == 0)
return xmalloc (n);
if (n == 0)
{
free (p);
return 0;
}
p = realloc (p, n);
if (p == 0)
mallocfailed();
return p;
}
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