Changeset 28270 in vbox

Timestamp:

Apr 13, 2010 6:02:46 PM (15 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

60012

Message:

Main/glue/AutoLock: add a wrapper for checking whether any lock of a class is held

Location:

trunk

Files:

• include/VBox/com/AutoLock.h (modified) (2 diffs)
• src/VBox/Main/glue/AutoLock.cpp (modified) (2 diffs)

trunk/include/VBox/com/AutoLock.h

@@ -5 +5 @@
 
 /*
- * Copyright (C) 2006-2009 Sun Microsystems, Inc.
+ * Copyright (C) 2006-2010 Sun Microsystems, Inc.
  *
  * This file is part of VirtualBox Open Source Edition (OSE), as
@@ -89 +89 @@
 void InitAutoLockSystem();
 
+/**
+ * Check whether the current thread holds any locks in the given class
+ *
+ * @return true if any such locks are held, false otherwise. If the lock
+ *              validator is not compiled in, always returns false.
+ * @param lockClass     Which lock class to check.
+ */
+bool AutoLockHoldsLocksInClass(VBoxLockingClass lockClass);
+
 ////////////////////////////////////////////////////////////////////////////////
 //

trunk/src/VBox/Main/glue/AutoLock.cpp

@@ -5 +5 @@
 
 /*
- * Copyright (C) 2006-2009 Sun Microsystems, Inc.
+ * Copyright (C) 2006-2010 Sun Microsystems, Inc.
  *
  * This file is part of VirtualBox Open Source Edition (OSE), as
@@ -115 +115 @@
     AutoWriteLock lock2(critsect2 COMMA_LOCKVAL_SRC_POS);*/
 #endif
+}
+
+bool AutoLockHoldsLocksInClass(VBoxLockingClass lockClass)
+{
+#ifdef VBOX_WITH_MAIN_LOCK_VALIDATION
+    return RTLockValidatorHoldsLocksInClass(NIL_RTTHREAD,
+                                            g_mapLockValidationClasses[lockClass]);
+#else /* !VBOX_WITH_MAIN_LOCK_VALIDATION */
+    return false;
+#endif /* !VBOX_WITH_MAIN_LOCK_VALIDATION */
 }