usr/src/lib/libc/port/gen/valloc.c
author stevel@tonic-gate
Tue, 14 Jun 2005 00:00:00 -0700
changeset 0 68f95e015346
child 2658 bd713408aa10
permissions -rw-r--r--
OpenSolaris Launch

/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (the "License").  You may not use this file except in compliance
 * with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#pragma ident	"%Z%%M%	%I%	%E% SMI"

/*	Copyright (c) 1988 AT&T	*/
/*	  All Rights Reserved  	*/


#pragma weak valloc = _valloc

#include "synonyms.h"
#include <stdlib.h>
#include <unistd.h>

void *
valloc(size_t size)
{
	static unsigned pagesize;

	if (size == 0)
		return (NULL);

	if (!pagesize)
		pagesize = sysconf(_SC_PAGESIZE);

	return (memalign(pagesize, size));
}