/*
* Copyright (c) 2004, 2006 Apple Computer, Inc. All rights reserved.
*
* @APPLE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this
* file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
*
* @APPLE_LICENSE_HEADER_END@
*/
#ifndef NO_SYSCALL_LEGACY
#define _NONSTD_SOURCE
#include <sys/cdefs.h>
#include <sys/types.h>
#include <sys/mman.h>
#include <mach/vm_param.h>
int __msync_nocancel(void *, size_t, int);
/*
* Stub function for legacy version
*/
int
msync(void *addr, size_t len, int flags)
{
size_t offset;
/*
* Page-align "addr" since the system now requires it
* for standards compliance.
* Update "len" to reflect the alignment.
*/
offset = ((uintptr_t) addr) & PAGE_MASK;
addr = (void *) (((uintptr_t) addr) & ~PAGE_MASK);
len += offset;
return __msync_nocancel(addr, len, flags);
}
#endif /* NO_SYSCALL_LEGACY */