blob: c1fe9e5a18752d8cf36958614fb66ea7517bfefe [file] [log] [blame]
/* realloc() function that is glibc compatible.
Copyright (C) 1997, 2003, 2004, 2006 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
/* written by Jim Meyering */
#include <config.h>
#undef realloc
#include <stdlib.h>
/* Change the size of an allocated block of memory P to N bytes,
with error checking. If N is zero, change it to 1. If P is NULL,
use malloc. */
void *
rpl_realloc (void *p, size_t n)
{
if (n == 0)
{
n = 1;
/* In theory realloc might fail, so don't rely on it to free. */
free (p);
p = NULL;
}
if (p == NULL)
return malloc (n);
return realloc (p, n);
}