xnu-2050.22.13.tar.gz

[apple/xnu.git] / osfmk / kern / sync_sema.h

diff --git a/osfmk/kern/sync_sema.h b/osfmk/kern/sync_sema.h
index c25950a936aa2ad8d9b926d14aaa7fea804f0b95..1da09b0f3705c256bda3598fefa067891601cd07 100644 (file)
--- a/osfmk/kern/sync_sema.h
+++ b/osfmk/kern/sync_sema.h
@@ -1,16 +1,19 @@
 /*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2007 Apple Inc. All rights reserved.
  *
- * @APPLE_LICENSE_HEADER_START@
- * 
- * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
+ * @APPLE_OSREFERENCE_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.
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
+ * 
+ * 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
@@ -20,7 +23,7 @@
  * Please see the License for the specific language governing rights and
  * limitations under the License.
  * 
- * @APPLE_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 /*
  * @OSF_COPYRIGHT@
@@ -50,7 +53,7 @@ typedef struct semaphore {
        struct wait_queue wait_queue; /* queue of blocked threads & lock     */
        task_t            owner;      /* task that owns semaphore            */
        ipc_port_t        port;       /* semaphore port                      */
-       int               ref_count;  /* reference count                     */
+       uint32_t          ref_count;  /* reference count                     */
        int               count;      /* current count value                 */
        boolean_t         active;     /* active status                       */
 } Semaphore;
@@ -58,7 +61,7 @@ typedef struct semaphore {
 #define semaphore_lock(semaphore)   wait_queue_lock(&(semaphore)->wait_queue)
 #define semaphore_unlock(semaphore) wait_queue_unlock(&(semaphore)->wait_queue)
 
-extern void semaphore_init(void);
+extern void semaphore_init(void) __attribute__((section("__TEXT, initcode")));
 
 extern void            semaphore_reference     (semaphore_t semaphore);
 extern void            semaphore_dereference   (semaphore_t semaphore);