Added recursive_lock_transfer_lock() to the fs_shell.

headers/private/fs_shell/fssh_api_wrapper.h

@@ -1013,6 +1013,7 @@
 #define recursive_lock_trylock		fssh_recursive_lock_trylock
 #define recursive_lock_unlock		fssh_recursive_lock_unlock
 #define recursive_lock_get_recursion fssh_recursive_lock_get_recursion
+#define recursive_lock_transfer_lock fssh_recursive_lock_transfer_lock
 
 #define rw_lock_init				fssh_rw_lock_init
 #define rw_lock_init_etc			fssh_rw_lock_init_etc

headers/private/fs_shell/fssh_lock.h

@@ -61,6 +61,7 @@ extern fssh_status_t fssh_recursive_lock_lock(fssh_recursive_lock *lock);
 extern fssh_status_t fssh_recursive_lock_trylock(fssh_recursive_lock *lock);
 extern void fssh_recursive_lock_unlock(fssh_recursive_lock *lock);
 extern int32_t fssh_recursive_lock_get_recursion(fssh_recursive_lock *lock);
+extern void fssh_recursive_lock_transfer_lock(fssh_recursive_lock *lock, fssh_thread_id thread);
 
 extern void fssh_rw_lock_init(fssh_rw_lock* lock, const char* name);
 	// name is *not* cloned nor freed in rw_lock_destroy()

src/tools/fs_shell/lock.cpp

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2008, Axel Dörfler, [email protected]. All rights reserved.
+ * Copyright 2002-2012, Axel Dörfler, [email protected]. All rights reserved.
  * Distributed under the terms of the MIT License.
  *
  * Copyright 2001-2002, Travis Geiselbrecht. All rights reserved.
@@ -102,6 +102,17 @@ fssh_recursive_lock_unlock(fssh_recursive_lock *lock)
 }
 
 
+extern "C" void
+fssh_recursive_lock_transfer_lock(fssh_recursive_lock *lock,
+	fssh_thread_id thread)
+{
+	if (lock->recursion != 1)
+		fssh_panic("invalid recursion level for lock transfer!");
+
+	lock->holder = thread;
+}
+
+
 //	#pragma mark -