/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (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 2008 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include "lint.h"
#include <sys/types.h>
#include <unistd.h>
#include <sys/syscall.h>
/*
* mman.h contains "#pragma redefine_extname getpagesizes getpagesizes2".
* Applications that are still calling getpagesizes() instead of
* getpagesizes2() are 'legacy' applications that have not been recompiled
* since the #pragma redefine_extname change.
*
* Depending on the platform, 'legacy' applications may not be given the full
* set of supported page sizes to prevent them from inadvertantly using 'new'
* large pagesizes that might cause application failure or low system memory
* conditions.
*
* The first parameter to the SYS_getpagesizes syscall is effectively
* a 'legacy' boolean flag used as such in the kernel.
*/
int
getpagesizes(size_t pagesize[], int nelem)
{
return (syscall(SYS_getpagesizes, 1, pagesize, nelem));
}
int
getpagesizes2(size_t pagesize[], int nelem)
{
return (syscall(SYS_getpagesizes, 0, pagesize, nelem));
}