/*
* Copyright (c) 2014 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@
*/
#include <sys/resource.h>
#include <errno.h>
#include <mach/port.h>
extern int __setpriority(int which, id_t who, int prio);
extern void _pthread_clear_qos_tsd(mach_port_t);
/*
* Stub function to account for special case return code from setpriority
* when called with PRIO_DARWIN_THREAD.
*/
int
setpriority(int which, id_t who, int prio)
{
int rv = __setpriority(which, who, prio);
if (which == PRIO_DARWIN_THREAD && rv == -2) {
_pthread_clear_qos_tsd(MACH_PORT_NULL);
rv = 0;
}
return rv;
}