view lwlib/lw_realloc.c @ 325:6821f4855702

Fix bug with section padding and downward allocation. When placing sections with the "high" method, padding was added to the section instance at the lowest address insted of the highest as is appropriate for the padafter option. Explicitly handle the padding for the first instance encountered (highest address) when growing down.
author William Astle <lost@l-w.ca>
date Fri, 21 Mar 2014 23:49:23 -0600
parents ac311e7ffed6
children 8e25147c2aa8
line wrap: on
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/*
lw_realloc.c

Copyright © 2010 William Astle

This file is part of LWTOOLS.

LWTOOLS 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 3 of the License, 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, see <http://www.gnu.org/licenses/>.
*/

#include <stdlib.h>

#define ___lw_alloc_c_seen___
#include "lw_alloc.h"

void *lw_realloc(void *P, int S)
{
	void *r;

	if (!P)
	{
		return lw_alloc(S);
	}
	
	if (!S)
	{
		lw_free(P);
		return NULL;
	}
	
	r = realloc(P, S);
	if (!r)
	{
		abort();
	}
	return r;
}