xnu-344.34.tar.gz

[apple/xnu.git] / bsd / sys / select.h

diff --git a/bsd/sys/select.h b/bsd/sys/select.h
index 10cf8b78c8a01882301d3c9ea18eb9b01be17346..8c67dc5c5ca00fd01d7209b44f8e642487a5a963 100644 (file)
--- a/bsd/sys/select.h
+++ b/bsd/sys/select.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved.
  *
  * @APPLE_LICENSE_HEADER_START@
  * 
@@ -57,22 +57,44 @@
 #ifndef _SYS_SELECT_H_
 #define        _SYS_SELECT_H_
 
+#include <sys/appleapiopts.h>
+
+#ifdef __APPLE_API_UNSTABLE
+
+__BEGIN_DECLS
+
+#ifdef KERNEL
+#include <kern/wait_queue.h>
+#endif
+
 /*
  * Used to maintain information about processes that wish to be
  * notified when I/O becomes possible.
  */
 struct selinfo {
-       void            *si_thread;     /* thread to be notified */
-       short           si_flags;       /* see below */
+#ifdef KERNEL
+       struct  wait_queue  wait_queue;  /* wait_queue for wait/wakeup */
+#else
+       char  wait_queue[16];
+#endif
+       u_int   si_flags;       /* see below */
 };
-#define        SI_COLL 0x0001          /* collision occurred */
+
+#define        SI_COLL         0x0001          /* collision occurred */
+#define        SI_RECORDED     0x0004          /* select has been recorded */ 
+#define        SI_INITED       0x0008          /* selinfo has been inited */ 
+#define        SI_CLEAR        0x0010          /* selinfo has been cleared */ 
 
 #ifdef KERNEL
 struct proc;
 
-void   selrecord __P((struct proc *selector, struct selinfo *));
+void   selrecord __P((struct proc *selector, struct selinfo *, void *));
 void   selwakeup __P((struct selinfo *));
 void   selthreadclear __P((struct selinfo *));
-#endif
+#endif /* KERNEL */
+
+__END_DECLS
+
+#endif /* __APPLE_API_UNSTABLE */
 
 #endif /* !_SYS_SELECT_H_ */