2 * Copyright (c) 2000, 2001, 2004, 2005, 2009-2011 Apple Inc. All rights reserved.
4 * @APPLE_LICENSE_HEADER_START@
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. Please obtain a copy of the License at
10 * http://www.opensource.apple.com/apsl/ and read it before using this
13 * The Original Code and all software distributed under the License are
14 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
18 * Please see the License for the specific language governing rights and
19 * limitations under the License.
21 * @APPLE_LICENSE_HEADER_END@
25 * Modification History
27 * June 1, 2001 Allan Nathanson <ajn@apple.com>
28 * - public API conversion
30 * March 31, 2000 Allan Nathanson <ajn@apple.com>
34 #include <mach/mach.h>
35 #include <mach/mach_error.h>
37 #include <SystemConfiguration/SystemConfiguration.h>
38 #include <SystemConfiguration/SCPrivate.h>
39 #include "SCDynamicStoreInternal.h"
40 #include "config.h" /* MiG generated file */
43 SCDynamicStoreNotifySignal(SCDynamicStoreRef store
, pid_t pid
, int sig
)
45 SCDynamicStorePrivateRef storePrivate
= (SCDynamicStorePrivateRef
)store
;
51 /* sorry, you must provide a session */
52 _SCErrorSet(kSCStatusNoStoreSession
);
56 if (storePrivate
->server
== MACH_PORT_NULL
) {
57 /* sorry, you must have an open session to play */
58 _SCErrorSet(kSCStatusNoStoreServer
);
62 if (storePrivate
->notifyStatus
!= NotifierNotRegistered
) {
63 /* sorry, you can only have one notification registered at once */
64 _SCErrorSet(kSCStatusNotifierActive
);
68 status
= task_for_pid(mach_task_self(), pid
, &task
);
69 if (status
!= KERN_SUCCESS
) {
70 SCLog(TRUE
, LOG_DEBUG
, CFSTR("SCDynamicStoreNotifySignal task_for_pid(): %s"), mach_error_string(status
));
77 status
= notifyviasignal(storePrivate
->server
, task
, sig
, (int *)&sc_status
);
79 if (__SCDynamicStoreCheckRetryAndHandleError(store
,
82 "SCDynamicStoreNotifySignal notifyviasignal()")) {
86 if (status
!= KERN_SUCCESS
) {
91 /* set notifier active */
92 storePrivate
->notifyStatus
= Using_NotifierInformViaSignal
;